From 4bafad922ab480d5f86052e679abf5c3ca6dbfa7 Mon Sep 17 00:00:00 2001 From: FUJITA Tomonori Date: Fri, 3 Sep 2010 09:49:12 +0900 Subject: MIPS: Enable ARCH_DMA_ADDR_T_64BIT if (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT Signed-off-by: FUJITA Tomonori To: akpm@linux-foundation.org Cc: linux-mips@linux-mips.org Cc: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/1566/ Signed-off-by: Ralf Baechle --- arch/mips/Kconfig | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/mips') diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 9905e2e85de..328ed8dbfa0 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -862,6 +862,9 @@ config GPIO_TXX9 config CFE bool +config ARCH_DMA_ADDR_T_64BIT + def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT + config DMA_COHERENT bool -- cgit v1.2.3-70-g09d2 From 756cca61a7faddcafa582d683b46f32280eda948 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Fri, 25 Mar 2011 18:45:13 +0100 Subject: MIPS: Microoptimize arch_{read,write}_lock Signed-off-by: Ralf Baechle --- arch/mips/include/asm/spinlock.h | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/include/asm/spinlock.h b/arch/mips/include/asm/spinlock.h index 396e402fbe2..ca61e846ab0 100644 --- a/arch/mips/include/asm/spinlock.h +++ b/arch/mips/include/asm/spinlock.h @@ -245,16 +245,16 @@ static inline void arch_read_lock(arch_rwlock_t *rw) __asm__ __volatile__( " .set noreorder # arch_read_lock \n" "1: ll %1, %2 \n" - " bltz %1, 2f \n" + " bltz %1, 3f \n" " addu %1, 1 \n" - " sc %1, %0 \n" + "2: sc %1, %0 \n" " beqz %1, 1b \n" " nop \n" " .subsection 2 \n" - "2: ll %1, %2 \n" - " bltz %1, 2b \n" + "3: ll %1, %2 \n" + " bltz %1, 3b \n" " addu %1, 1 \n" - " b 1b \n" + " b 2b \n" " nop \n" " .previous \n" " .set reorder \n" @@ -324,16 +324,16 @@ static inline void arch_write_lock(arch_rwlock_t *rw) __asm__ __volatile__( " .set noreorder # arch_write_lock \n" "1: ll %1, %2 \n" - " bnez %1, 2f \n" + " bnez %1, 3f \n" " lui %1, 0x8000 \n" - " sc %1, %0 \n" - " beqz %1, 2f \n" + "2: sc %1, %0 \n" + " beqz %1, 3f \n" " nop \n" " .subsection 2 \n" - "2: ll %1, %2 \n" - " bnez %1, 2b \n" + "3: ll %1, %2 \n" + " bnez %1, 3b \n" " lui %1, 0x8000 \n" - " b 1b \n" + " b 2b \n" " nop \n" " .previous \n" " .set reorder \n" -- cgit v1.2.3-70-g09d2 From f9b08d9c606498584e1fb05ab95a575e52f0f8e2 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Fri, 25 Mar 2011 18:45:13 +0100 Subject: MIPS: Remove useless initialization. Signed-off-by: Ralf Baechle --- arch/mips/ath79/irq.c | 1 - 1 file changed, 1 deletion(-) (limited to 'arch/mips') diff --git a/arch/mips/ath79/irq.c b/arch/mips/ath79/irq.c index 1bf7f719ba5..040762abdcd 100644 --- a/arch/mips/ath79/irq.c +++ b/arch/mips/ath79/irq.c @@ -127,7 +127,6 @@ static void __init ath79_misc_irq_init(void) for (i = ATH79_MISC_IRQ_BASE; i < ATH79_MISC_IRQ_BASE + ATH79_MISC_IRQ_COUNT; i++) { - irq_desc[i].status = IRQ_DISABLED; set_irq_chip_and_handler(i, &ath79_misc_irq_chip, handle_level_irq); } -- cgit v1.2.3-70-g09d2 From 1685f3b158a244d4f6e205e67c84483fffcb2d9f Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Fri, 25 Mar 2011 18:45:13 +0100 Subject: MIPS: SMTC: Move declaration of smtc_init_secondary to . Signed-off-by: Ralf Baechle --- arch/mips/mipssim/sim_smtc.c | 3 +-- arch/mips/mti-malta/malta-smtc.c | 1 - 2 files changed, 1 insertion(+), 3 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/mipssim/sim_smtc.c b/arch/mips/mipssim/sim_smtc.c index 5da30b6a65b..30df47258c2 100644 --- a/arch/mips/mipssim/sim_smtc.c +++ b/arch/mips/mipssim/sim_smtc.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -57,8 +58,6 @@ static inline void ssmtc_send_ipi_mask(const struct cpumask *mask, */ static void __cpuinit ssmtc_init_secondary(void) { - void smtc_init_secondary(void); - smtc_init_secondary(); } diff --git a/arch/mips/mti-malta/malta-smtc.c b/arch/mips/mti-malta/malta-smtc.c index 192cfd2a539..2043cb6e71c 100644 --- a/arch/mips/mti-malta/malta-smtc.c +++ b/arch/mips/mti-malta/malta-smtc.c @@ -34,7 +34,6 @@ static void msmtc_send_ipi_mask(const struct cpumask *mask, unsigned int action) */ static void __cpuinit msmtc_init_secondary(void) { - void smtc_init_secondary(void); int myvpe; /* Don't enable Malta I/O interrupts (IP2) for secondary VPEs */ -- cgit v1.2.3-70-g09d2 From 3b042d0830463056a669a12362c940a94f7e3cd7 Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 23:38:16 +0530 Subject: MIPS: MSP71xx: Set up MSP VPE1 timer. VPE1 timer will be required for VSMP / SMTC. [Ralf: Fixed a bunch of issues raised by checkpatch.] Signed-off-by: Anoop P A Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2049/ Signed-off-by: Ralf Baechle --- arch/mips/pmc-sierra/msp71xx/msp_time.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'arch/mips') diff --git a/arch/mips/pmc-sierra/msp71xx/msp_time.c b/arch/mips/pmc-sierra/msp71xx/msp_time.c index 01df84ce31e..8b42f307a7a 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_time.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_time.c @@ -29,6 +29,7 @@ #include #include +#include #include #include @@ -36,6 +37,12 @@ #include #include +#define get_current_vpe() \ + ((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE) + +static struct irqaction timer_vpe1; +static int tim_installed; + void __init plat_time_init(void) { char *endp, *s; @@ -83,5 +90,12 @@ void __init plat_time_init(void) unsigned int __cpuinit get_c0_compare_int(void) { - return MSP_INT_VPE0_TIMER; + /* MIPS_MT modes may want timer for second VPE */ + if ((get_current_vpe()) && !tim_installed) { + memcpy(&timer_vpe1, &c0_compare_irqaction, sizeof(timer_vpe1)); + setup_irq(MSP_INT_VPE1_TIMER, &timer_vpe1); + tim_installed++; + } + + return get_current_vpe() ? MSP_INT_VPE1_TIMER : MSP_INT_VPE0_TIMER; } -- cgit v1.2.3-70-g09d2 From 92592c9ccac9ab9c652533e08d0daad06f1dc501 Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 13:50:10 +0530 Subject: MIPS: MSP71xx: Add vectored interrupt support. This patch will add vectored interrupt setups required for MIPS MT modes. irq_cic has been restructured and moved per irq handler to different file. irq_cic has been re wrote to support mips MT modes ( VSMP / SMTC ) [Ralf: fixed some more checkpatch warnings.] Signed-off-by: Anoop P A To: linux-mips@linux-mips.org To: linux-kernel@vger.kernel.org To: dhowells@redhat.com Patchwork: https://patchwork.linux-mips.org/patch/2041/ Signed-off-by: Ralf Baechle --- arch/mips/pmc-sierra/msp71xx/Makefile | 2 +- arch/mips/pmc-sierra/msp71xx/msp_irq.c | 56 +++++-- arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c | 248 ++++++++++++++++++++--------- arch/mips/pmc-sierra/msp71xx/msp_irq_per.c | 179 +++++++++++++++++++++ 4 files changed, 397 insertions(+), 88 deletions(-) create mode 100644 arch/mips/pmc-sierra/msp71xx/msp_irq_per.c (limited to 'arch/mips') diff --git a/arch/mips/pmc-sierra/msp71xx/Makefile b/arch/mips/pmc-sierra/msp71xx/Makefile index e107f79b149..b25f3542e6d 100644 --- a/arch/mips/pmc-sierra/msp71xx/Makefile +++ b/arch/mips/pmc-sierra/msp71xx/Makefile @@ -6,7 +6,7 @@ obj-y += msp_prom.o msp_setup.o msp_irq.o \ obj-$(CONFIG_HAVE_GPIO_LIB) += gpio.o gpio_extended.o obj-$(CONFIG_PMC_MSP7120_GW) += msp_hwbutton.o obj-$(CONFIG_IRQ_MSP_SLP) += msp_irq_slp.o -obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o +obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o msp_irq_per.o obj-$(CONFIG_PCI) += msp_pci.o obj-$(CONFIG_MSPETH) += msp_eth.o obj-$(CONFIG_USB_MSP71XX) += msp_usb.o diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq.c b/arch/mips/pmc-sierra/msp71xx/msp_irq.c index 734d598a2e3..4531c4a514b 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq.c @@ -19,8 +19,6 @@ #include -extern void msp_int_handle(void); - /* SLP bases systems */ extern void msp_slp_irq_init(void); extern void msp_slp_irq_dispatch(void); @@ -29,6 +27,18 @@ extern void msp_slp_irq_dispatch(void); extern void msp_cic_irq_init(void); extern void msp_cic_irq_dispatch(void); +/* VSMP support init */ +extern void msp_vsmp_int_init(void); + +/* vectored interrupt implementation */ + +/* SW0/1 interrupts are used for SMP/SMTC */ +static inline void mac0_int_dispatch(void) { do_IRQ(MSP_INT_MAC0); } +static inline void mac1_int_dispatch(void) { do_IRQ(MSP_INT_MAC1); } +static inline void mac2_int_dispatch(void) { do_IRQ(MSP_INT_SAR); } +static inline void usb_int_dispatch(void) { do_IRQ(MSP_INT_USB); } +static inline void sec_int_dispatch(void) { do_IRQ(MSP_INT_SEC); } + /* * The PMC-Sierra MSP interrupts are arranged in a 3 level cascaded * hierarchical system. The first level are the direct MIPS interrupts @@ -96,29 +106,57 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs) do_IRQ(MSP_INT_SW1); } -static struct irqaction cascade_msp = { +static struct irqaction cic_cascade_msp = { .handler = no_action, - .name = "MSP cascade" + .name = "MSP CIC cascade" }; +static struct irqaction per_cascade_msp = { + .handler = no_action, + .name = "MSP PER cascade" +}; void __init arch_init_irq(void) { + /* assume we'll be using vectored interrupt mode except in UP mode*/ +#ifdef CONFIG_MIPS_MT + BUG_ON(!cpu_has_vint); +#endif /* initialize the 1st-level CPU based interrupt controller */ mips_cpu_irq_init(); #ifdef CONFIG_IRQ_MSP_CIC msp_cic_irq_init(); - +#ifdef CONFIG_MIPS_MT + set_vi_handler(MSP_INT_CIC, msp_cic_irq_dispatch); + set_vi_handler(MSP_INT_MAC0, mac0_int_dispatch); + set_vi_handler(MSP_INT_MAC1, mac1_int_dispatch); + set_vi_handler(MSP_INT_SAR, mac2_int_dispatch); + set_vi_handler(MSP_INT_USB, usb_int_dispatch); + set_vi_handler(MSP_INT_SEC, sec_int_dispatch); +#ifdef CONFIG_MIPS_MT_SMP + msp_vsmp_int_init(); +#elif defined CONFIG_MIPS_MT_SMTC + /*Set hwmask for all platform devices */ + irq_hwmask[MSP_INT_MAC0] = C_IRQ0; + irq_hwmask[MSP_INT_MAC1] = C_IRQ1; + irq_hwmask[MSP_INT_USB] = C_IRQ2; + irq_hwmask[MSP_INT_SAR] = C_IRQ3; + irq_hwmask[MSP_INT_SEC] = C_IRQ5; + +#endif /* CONFIG_MIPS_MT_SMP */ +#endif /* CONFIG_MIPS_MT */ /* setup the cascaded interrupts */ - setup_irq(MSP_INT_CIC, &cascade_msp); - setup_irq(MSP_INT_PER, &cascade_msp); + setup_irq(MSP_INT_CIC, &cic_cascade_msp); + setup_irq(MSP_INT_PER, &per_cascade_msp); + #else /* setup the 2nd-level SLP register based interrupt controller */ + /* VSMP /SMTC support support is not enabled for SLP */ msp_slp_irq_init(); /* setup the cascaded SLP/PER interrupts */ - setup_irq(MSP_INT_SLP, &cascade_msp); - setup_irq(MSP_INT_PER, &cascade_msp); + setup_irq(MSP_INT_SLP, &cic_cascade_msp); + setup_irq(MSP_INT_PER, &per_cascade_msp); #endif } diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c index 07e71ff2433..e64458a833e 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c @@ -1,8 +1,7 @@ /* - * This file define the irq handler for MSP SLM subsystem interrupts. + * Copyright 2010 PMC-Sierra, Inc, derived from irq_cpu.c * - * Copyright 2005-2007 PMC-Sierra, Inc, derived from irq_cpu.c - * Author: Andrew Hughes, Andrew_Hughes@pmc-sierra.com + * This file define the irq handler for MSP CIC subsystem interrupts. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -16,119 +15,212 @@ #include #include +#include #include #include #include /* - * NOTE: We are only enabling support for VPE0 right now. + * External API */ +extern void msp_per_irq_init(void); +extern void msp_per_irq_dispatch(void); -static inline void unmask_msp_cic_irq(unsigned int irq) + +/* + * Convenience Macro. Should be somewhere generic. + */ +#define get_current_vpe() \ + ((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE) + +#ifdef CONFIG_SMP + +#define LOCK_VPE(flags, mtflags) \ +do { \ + local_irq_save(flags); \ + mtflags = dmt(); \ +} while (0) + +#define UNLOCK_VPE(flags, mtflags) \ +do { \ + emt(mtflags); \ + local_irq_restore(flags);\ +} while (0) + +#define LOCK_CORE(flags, mtflags) \ +do { \ + local_irq_save(flags); \ + mtflags = dvpe(); \ +} while (0) + +#define UNLOCK_CORE(flags, mtflags) \ +do { \ + evpe(mtflags); \ + local_irq_restore(flags);\ +} while (0) + +#else + +#define LOCK_VPE(flags, mtflags) +#define UNLOCK_VPE(flags, mtflags) +#endif + +/* ensure writes to cic are completed */ +static inline void cic_wmb(void) { + const volatile void __iomem *cic_mem = CIC_VPE0_MSK_REG; + volatile u32 dummy_read; - /* check for PER interrupt range */ - if (irq < MSP_PER_INTBASE) - *CIC_VPE0_MSK_REG |= (1 << (irq - MSP_CIC_INTBASE)); - else - *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); + wmb(); + dummy_read = __raw_readl(cic_mem); + dummy_read++; } -static inline void mask_msp_cic_irq(unsigned int irq) +static inline void unmask_cic_irq(unsigned int irq) { - /* check for PER interrupt range */ - if (irq < MSP_PER_INTBASE) - *CIC_VPE0_MSK_REG &= ~(1 << (irq - MSP_CIC_INTBASE)); - else - *PER_INT_MSK_REG &= ~(1 << (irq - MSP_PER_INTBASE)); + volatile u32 *cic_msk_reg = CIC_VPE0_MSK_REG; + int vpe; +#ifdef CONFIG_SMP + unsigned int mtflags; + unsigned long flags; + + /* + * Make sure we have IRQ affinity. It may have changed while + * we were processing the IRQ. + */ + if (!cpumask_test_cpu(smp_processor_id(), irq_desc[irq].affinity)) + return; +#endif + + vpe = get_current_vpe(); + LOCK_VPE(flags, mtflags); + cic_msk_reg[vpe] |= (1 << (irq - MSP_CIC_INTBASE)); + UNLOCK_VPE(flags, mtflags); + cic_wmb(); } -/* - * While we ack the interrupt interrupts are disabled and thus we don't need - * to deal with concurrency issues. Same for msp_cic_irq_end. - */ -static inline void ack_msp_cic_irq(unsigned int irq) +static inline void mask_cic_irq(unsigned int irq) { - mask_msp_cic_irq(irq); - + volatile u32 *cic_msk_reg = CIC_VPE0_MSK_REG; + int vpe = get_current_vpe(); +#ifdef CONFIG_SMP + unsigned long flags, mtflags; +#endif + LOCK_VPE(flags, mtflags); + cic_msk_reg[vpe] &= ~(1 << (irq - MSP_CIC_INTBASE)); + UNLOCK_VPE(flags, mtflags); + cic_wmb(); +} +static inline void msp_cic_irq_ack(unsigned int irq) +{ + mask_cic_irq(irq); /* - * only really necessary for 18, 16-14 and sometimes 3:0 (since - * these can be edge sensitive) but it doesn't hurt for the others. - */ - - /* check for PER interrupt range */ - if (irq < MSP_PER_INTBASE) - *CIC_STS_REG = (1 << (irq - MSP_CIC_INTBASE)); - else - *PER_INT_STS_REG = (1 << (irq - MSP_PER_INTBASE)); + * Only really necessary for 18, 16-14 and sometimes 3:0 + * (since these can be edge sensitive) but it doesn't + * hurt for the others + */ + *CIC_STS_REG = (1 << (irq - MSP_CIC_INTBASE)); + smtc_im_ack_irq(irq); +} + +static void msp_cic_irq_end(unsigned int irq) +{ + if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) + unmask_cic_irq(irq); +} + +/*Note: Limiting to VSMP . Not tested in SMTC */ + +#ifdef CONFIG_MIPS_MT_SMP +static inline int msp_cic_irq_set_affinity(unsigned int irq, + const struct cpumask *cpumask) +{ + int cpu; + unsigned long flags; + unsigned int mtflags; + unsigned long imask = (1 << (irq - MSP_CIC_INTBASE)); + volatile u32 *cic_mask = (volatile u32 *)CIC_VPE0_MSK_REG; + + /* timer balancing should be disabled in kernel code */ + BUG_ON(irq == MSP_INT_VPE0_TIMER || irq == MSP_INT_VPE1_TIMER); + + LOCK_CORE(flags, mtflags); + /* enable if any of each VPE's TCs require this IRQ */ + for_each_online_cpu(cpu) { + if (cpumask_test_cpu(cpu, cpumask)) + cic_mask[cpu] |= imask; + else + cic_mask[cpu] &= ~imask; + + } + + UNLOCK_CORE(flags, mtflags); + return 0; + } +#endif static struct irq_chip msp_cic_irq_controller = { .name = "MSP_CIC", - .ack = ack_msp_cic_irq, - .mask = ack_msp_cic_irq, - .mask_ack = ack_msp_cic_irq, - .unmask = unmask_msp_cic_irq, + .mask = mask_cic_irq, + .mask_ack = msp_cic_irq_ack, + .unmask = unmask_cic_irq, + .ack = msp_cic_irq_ack, + .end = msp_cic_irq_end, +#ifdef CONFIG_MIPS_MT_SMP + .set_affinity = msp_cic_irq_set_affinity, +#endif }; - void __init msp_cic_irq_init(void) { int i; - /* Mask/clear interrupts. */ *CIC_VPE0_MSK_REG = 0x00000000; - *PER_INT_MSK_REG = 0x00000000; + *CIC_VPE1_MSK_REG = 0x00000000; *CIC_STS_REG = 0xFFFFFFFF; - *PER_INT_STS_REG = 0xFFFFFFFF; - -#if defined(CONFIG_PMC_MSP7120_GW) || \ - defined(CONFIG_PMC_MSP7120_EVAL) /* - * The MSP7120 RG and EVBD boards use IRQ[6:4] for PCI. - * These inputs map to EXT_INT_POL[6:4] inside the CIC. - * They are to be active low, level sensitive. - */ + * The MSP7120 RG and EVBD boards use IRQ[6:4] for PCI. + * These inputs map to EXT_INT_POL[6:4] inside the CIC. + * They are to be active low, level sensitive. + */ *CIC_EXT_CFG_REG &= 0xFFFF8F8F; -#endif /* initialize all the IRQ descriptors */ - for (i = MSP_CIC_INTBASE; i < MSP_PER_INTBASE + 32; i++) + for (i = MSP_CIC_INTBASE ; i < MSP_CIC_INTBASE + 32 ; i++) { set_irq_chip_and_handler(i, &msp_cic_irq_controller, handle_level_irq); +#ifdef CONFIG_MIPS_MT_SMTC + /* Mask of CIC interrupt */ + irq_hwmask[i] = C_IRQ4; +#endif + } + + /* Initialize the PER interrupt sub-system */ + msp_per_irq_init(); } +/* CIC masked by CIC vector processing before dispatch called */ void msp_cic_irq_dispatch(void) { - u32 pending; - int intbase; - - intbase = MSP_CIC_INTBASE; - pending = *CIC_STS_REG & *CIC_VPE0_MSK_REG; - - /* check for PER interrupt */ - if (pending == (1 << (MSP_INT_PER - MSP_CIC_INTBASE))) { - intbase = MSP_PER_INTBASE; - pending = *PER_INT_STS_REG & *PER_INT_MSK_REG; - } - - /* check for spurious interrupt */ - if (pending == 0x00000000) { - printk(KERN_ERR - "Spurious %s interrupt? status %08x, mask %08x\n", - (intbase == MSP_CIC_INTBASE) ? "CIC" : "PER", - (intbase == MSP_CIC_INTBASE) ? - *CIC_STS_REG : *PER_INT_STS_REG, - (intbase == MSP_CIC_INTBASE) ? - *CIC_VPE0_MSK_REG : *PER_INT_MSK_REG); - return; - } - - /* check for the timer and dispatch it first */ - if ((intbase == MSP_CIC_INTBASE) && - (pending & (1 << (MSP_INT_VPE0_TIMER - MSP_CIC_INTBASE)))) + volatile u32 *cic_msk_reg = (volatile u32 *)CIC_VPE0_MSK_REG; + u32 cic_mask; + u32 pending; + int cic_status = *CIC_STS_REG; + cic_mask = cic_msk_reg[get_current_vpe()]; + pending = cic_status & cic_mask; + if (pending & (1 << (MSP_INT_VPE0_TIMER - MSP_CIC_INTBASE))) { do_IRQ(MSP_INT_VPE0_TIMER); - else - do_IRQ(ffs(pending) + intbase - 1); + } else if (pending & (1 << (MSP_INT_VPE1_TIMER - MSP_CIC_INTBASE))) { + do_IRQ(MSP_INT_VPE1_TIMER); + } else if (pending & (1 << (MSP_INT_PER - MSP_CIC_INTBASE))) { + msp_per_irq_dispatch(); + } else if (pending) { + do_IRQ(ffs(pending) + MSP_CIC_INTBASE - 1); + } else{ + spurious_interrupt(); + /* Re-enable the CIC cascaded interrupt. */ + irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); + } } diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c new file mode 100644 index 00000000000..72bcd70d2dd --- /dev/null +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c @@ -0,0 +1,179 @@ +/* + * Copyright 2010 PMC-Sierra, Inc, derived from irq_cpu.c + * + * This file define the irq handler for MSP PER subsystem interrupts. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include +#include +#include +#include +#include + +#include +#include + +#include +#include + + +/* + * Convenience Macro. Should be somewhere generic. + */ +#define get_current_vpe() \ + ((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE) + +#ifdef CONFIG_SMP +/* + * The PER registers must be protected from concurrent access. + */ + +static DEFINE_SPINLOCK(per_lock); +#endif + +/* ensure writes to per are completed */ + +static inline void per_wmb(void) +{ + const volatile void __iomem *per_mem = PER_INT_MSK_REG; + volatile u32 dummy_read; + + wmb(); + dummy_read = __raw_readl(per_mem); + dummy_read++; +} + +static inline void unmask_per_irq(unsigned int irq) +{ +#ifdef CONFIG_SMP + unsigned long flags; + spin_lock_irqsave(&per_lock, flags); + *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); + spin_unlock_irqrestore(&per_lock, flags); +#else + *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); +#endif + per_wmb(); +} + +static inline void mask_per_irq(unsigned int irq) +{ +#ifdef CONFIG_SMP + unsigned long flags; + spin_lock_irqsave(&per_lock, flags); + *PER_INT_MSK_REG &= ~(1 << (irq - MSP_PER_INTBASE)); + spin_unlock_irqrestore(&per_lock, flags); +#else + *PER_INT_MSK_REG &= ~(1 << (irq - MSP_PER_INTBASE)); +#endif + per_wmb(); +} + +static inline void msp_per_irq_enable(unsigned int irq) +{ + unmask_per_irq(irq); +} + +static inline void msp_per_irq_disable(unsigned int irq) +{ + mask_per_irq(irq); +} + +static unsigned int msp_per_irq_startup(unsigned int irq) +{ + msp_per_irq_enable(irq); + return 0; +} + +#define msp_per_irq_shutdown msp_per_irq_disable + +static inline void msp_per_irq_ack(unsigned int irq) +{ + mask_per_irq(irq); + /* + * In the PER interrupt controller, only bits 11 and 10 + * are write-to-clear, (SPI TX complete, SPI RX complete). + * It does nothing for any others. + */ + + *PER_INT_STS_REG = (1 << (irq - MSP_PER_INTBASE)); + + /* Re-enable the CIC cascaded interrupt and return */ + irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); +} + +static void msp_per_irq_end(unsigned int irq) +{ + if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) + unmask_per_irq(irq); +} + +#ifdef CONFIG_SMP +static inline int msp_per_irq_set_affinity(unsigned int irq, + const struct cpumask *affinity) +{ + unsigned long flags; + /* + * Calls to ack, end, startup, enable are spinlocked in setup_irq and + * __do_IRQ.Callers of this function do not spinlock,so we need to + * do so ourselves. + */ + raw_spin_lock_irqsave(&irq_desc[irq].lock, flags); + msp_per_irq_enable(irq); + raw_spin_unlock_irqrestore(&irq_desc[irq].lock, flags); + return 0; + +} +#endif + +static struct irq_chip msp_per_irq_controller = { + .name = "MSP_PER", + .startup = msp_per_irq_startup, + .shutdown = msp_per_irq_shutdown, + .enable = msp_per_irq_enable, + .disable = msp_per_irq_disable, +#ifdef CONFIG_SMP + .set_affinity = msp_per_irq_set_affinity, +#endif + .ack = msp_per_irq_ack, + .end = msp_per_irq_end, +}; + +void __init msp_per_irq_init(void) +{ + int i; + /* Mask/clear interrupts. */ + *PER_INT_MSK_REG = 0x00000000; + *PER_INT_STS_REG = 0xFFFFFFFF; + /* initialize all the IRQ descriptors */ + for (i = MSP_PER_INTBASE; i < MSP_PER_INTBASE + 32; i++) { + irq_desc[i].status = IRQ_DISABLED; + irq_desc[i].action = NULL; + irq_desc[i].depth = 1; + irq_desc[i].chip = &msp_per_irq_controller; +#ifdef CONFIG_MIPS_MT_SMTC + irq_hwmask[i] = C_IRQ4; +#endif + } +} + +void msp_per_irq_dispatch(void) +{ + u32 per_mask = *PER_INT_MSK_REG; + u32 per_status = *PER_INT_STS_REG; + u32 pending; + + pending = per_status & per_mask; + if (pending) { + do_IRQ(ffs(pending) + MSP_PER_INTBASE - 1); + } else { + spurious_interrupt(); + /* Re-enable the CIC cascaded interrupt and return */ + irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); + } +} -- cgit v1.2.3-70-g09d2 From 088f3876fc9234feca0cdfdf710b8fafa87bfce1 Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 13:51:03 +0530 Subject: MIPS: MSP71xx: Add VSMP/SMTC support. [Ralf: Fixed more checkpatch assertions and inclusion of unnecessary header .] Signed-off-by: Anoop P A To: linux-mips@linux-mips.org To: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2042/ Signed-off-by: Ralf Baechle --- arch/mips/pmc-sierra/msp71xx/Makefile | 2 + arch/mips/pmc-sierra/msp71xx/msp_setup.c | 10 +++ arch/mips/pmc-sierra/msp71xx/msp_smp.c | 77 +++++++++++++++++++++++ arch/mips/pmc-sierra/msp71xx/msp_smtc.c | 105 +++++++++++++++++++++++++++++++ 4 files changed, 194 insertions(+) create mode 100644 arch/mips/pmc-sierra/msp71xx/msp_smp.c create mode 100644 arch/mips/pmc-sierra/msp71xx/msp_smtc.c (limited to 'arch/mips') diff --git a/arch/mips/pmc-sierra/msp71xx/Makefile b/arch/mips/pmc-sierra/msp71xx/Makefile index b25f3542e6d..a002fa222b2 100644 --- a/arch/mips/pmc-sierra/msp71xx/Makefile +++ b/arch/mips/pmc-sierra/msp71xx/Makefile @@ -10,3 +10,5 @@ obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o msp_irq_per.o obj-$(CONFIG_PCI) += msp_pci.o obj-$(CONFIG_MSPETH) += msp_eth.o obj-$(CONFIG_USB_MSP71XX) += msp_usb.o +obj-$(CONFIG_MIPS_MT_SMP) += msp_smp.o +obj-$(CONFIG_MIPS_MT_SMTC) += msp_smtc.o diff --git a/arch/mips/pmc-sierra/msp71xx/msp_setup.c b/arch/mips/pmc-sierra/msp71xx/msp_setup.c index a54e85b3cf2..fb37a10e030 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_setup.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_setup.c @@ -146,6 +146,8 @@ void __init plat_mem_setup(void) pm_power_off = msp_power_off; } +extern struct plat_smp_ops msp_smtc_smp_ops; + void __init prom_init(void) { unsigned long family; @@ -226,6 +228,14 @@ void __init prom_init(void) */ msp_serial_setup(); +#ifdef CONFIG_MIPS_MT_SMP + register_smp_ops(&vsmp_smp_ops); +#endif + +#ifdef CONFIG_MIPS_MT_SMTC + register_smp_ops(&msp_smtc_smp_ops); +#endif + #ifdef CONFIG_PMCTWILED /* * Setup LED states before the subsys_initcall loads other diff --git a/arch/mips/pmc-sierra/msp71xx/msp_smp.c b/arch/mips/pmc-sierra/msp71xx/msp_smp.c new file mode 100644 index 00000000000..43a9e26e1c6 --- /dev/null +++ b/arch/mips/pmc-sierra/msp71xx/msp_smp.c @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2000, 2001, 2004 MIPS Technologies, Inc. + * Copyright (C) 2001 Ralf Baechle + * Copyright (C) 2010 PMC-Sierra, Inc. + * + * VSMP support for MSP platforms . Derived from malta vsmp support. + * + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. + * + */ +#include +#include + +#ifdef CONFIG_MIPS_MT_SMP +#define MIPS_CPU_IPI_RESCHED_IRQ 0 /* SW int 0 for resched */ +#define MIPS_CPU_IPI_CALL_IRQ 1 /* SW int 1 for call */ + + +static void ipi_resched_dispatch(void) +{ + do_IRQ(MIPS_CPU_IPI_RESCHED_IRQ); +} + +static void ipi_call_dispatch(void) +{ + do_IRQ(MIPS_CPU_IPI_CALL_IRQ); +} + +static irqreturn_t ipi_resched_interrupt(int irq, void *dev_id) +{ + return IRQ_HANDLED; +} + +static irqreturn_t ipi_call_interrupt(int irq, void *dev_id) +{ + smp_call_function_interrupt(); + + return IRQ_HANDLED; +} + +static struct irqaction irq_resched = { + .handler = ipi_resched_interrupt, + .flags = IRQF_DISABLED | IRQF_PERCPU, + .name = "IPI_resched" +}; + +static struct irqaction irq_call = { + .handler = ipi_call_interrupt, + .flags = IRQF_DISABLED | IRQF_PERCPU, + .name = "IPI_call" +}; + +void __init arch_init_ipiirq(int irq, struct irqaction *action) +{ + setup_irq(irq, action); + set_irq_handler(irq, handle_percpu_irq); +} + +void __init msp_vsmp_int_init(void) +{ + set_vi_handler(MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch); + set_vi_handler(MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch); + arch_init_ipiirq(MIPS_CPU_IPI_RESCHED_IRQ, &irq_resched); + arch_init_ipiirq(MIPS_CPU_IPI_CALL_IRQ, &irq_call); +} +#endif /* CONFIG_MIPS_MT_SMP */ diff --git a/arch/mips/pmc-sierra/msp71xx/msp_smtc.c b/arch/mips/pmc-sierra/msp71xx/msp_smtc.c new file mode 100644 index 00000000000..c8dcc1c01e1 --- /dev/null +++ b/arch/mips/pmc-sierra/msp71xx/msp_smtc.c @@ -0,0 +1,105 @@ +/* + * MSP71xx Platform-specific hooks for SMP operation + */ +#include +#include + +#include +#include +#include +#include + +/* VPE/SMP Prototype implements platform interfaces directly */ + +/* + * Cause the specified action to be performed on a targeted "CPU" + */ + +static void msp_smtc_send_ipi_single(int cpu, unsigned int action) +{ + /* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */ + smtc_send_ipi(cpu, LINUX_SMP_IPI, action); +} + +static void msp_smtc_send_ipi_mask(const struct cpumask *mask, + unsigned int action) +{ + unsigned int i; + + for_each_cpu(i, mask) + msp_smtc_send_ipi_single(i, action); +} + +/* + * Post-config but pre-boot cleanup entry point + */ +static void __cpuinit msp_smtc_init_secondary(void) +{ + int myvpe; + + /* Don't enable Malta I/O interrupts (IP2) for secondary VPEs */ + myvpe = read_c0_tcbind() & TCBIND_CURVPE; + if (myvpe > 0) + change_c0_status(ST0_IM, STATUSF_IP0 | STATUSF_IP1 | + STATUSF_IP6 | STATUSF_IP7); + smtc_init_secondary(); +} + +/* + * Platform "CPU" startup hook + */ +static void __cpuinit msp_smtc_boot_secondary(int cpu, + struct task_struct *idle) +{ + smtc_boot_secondary(cpu, idle); +} + +/* + * SMP initialization finalization entry point + */ +static void __cpuinit msp_smtc_smp_finish(void) +{ + smtc_smp_finish(); +} + +/* + * Hook for after all CPUs are online + */ + +static void msp_smtc_cpus_done(void) +{ +} + +/* + * Platform SMP pre-initialization + * + * As noted above, we can assume a single CPU for now + * but it may be multithreaded. + */ + +static void __init msp_smtc_smp_setup(void) +{ + /* + * we won't get the definitive value until + * we've run smtc_prepare_cpus later, but + */ + + if (read_c0_config3() & (1 << 2)) + smp_num_siblings = smtc_build_cpu_map(0); +} + +static void __init msp_smtc_prepare_cpus(unsigned int max_cpus) +{ + smtc_prepare_cpus(max_cpus); +} + +struct plat_smp_ops msp_smtc_smp_ops = { + .send_ipi_single = msp_smtc_send_ipi_single, + .send_ipi_mask = msp_smtc_send_ipi_mask, + .init_secondary = msp_smtc_init_secondary, + .smp_finish = msp_smtc_smp_finish, + .cpus_done = msp_smtc_cpus_done, + .boot_secondary = msp_smtc_boot_secondary, + .smp_setup = msp_smtc_smp_setup, + .prepare_cpus = msp_smtc_prepare_cpus, +}; -- cgit v1.2.3-70-g09d2 From 5027070b3ca2eb90adbf40c2d67f792818ae9077 Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 13:52:05 +0530 Subject: MIPS: MSP71xx: Platform support for MSP on-chip USB controller. Signed-off-by: Anoop P A To: linux-mips@linux-mips.org To: linux-kernel@vger.kernel.org Cc: Anoop P A Patchwork: https://patchwork.linux-mips.org/patch/2043/ Signed-off-by: Ralf Baechle --- .../mips/include/asm/pmc-sierra/msp71xx/msp_regs.h | 17 +- arch/mips/include/asm/pmc-sierra/msp71xx/msp_usb.h | 144 +++++++++++++ arch/mips/pmc-sierra/Kconfig | 5 + arch/mips/pmc-sierra/msp71xx/Makefile | 2 +- arch/mips/pmc-sierra/msp71xx/msp_usb.c | 239 +++++++++++++++------ 5 files changed, 335 insertions(+), 72 deletions(-) create mode 100644 arch/mips/include/asm/pmc-sierra/msp71xx/msp_usb.h (limited to 'arch/mips') diff --git a/arch/mips/include/asm/pmc-sierra/msp71xx/msp_regs.h b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_regs.h index 603eb737b4a..692c1b658b9 100644 --- a/arch/mips/include/asm/pmc-sierra/msp71xx/msp_regs.h +++ b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_regs.h @@ -91,12 +91,10 @@ /* MAC C device registers */ #define MSP_ADSL2_BASE (MSP_MSB_BASE + 0xA80000) /* ADSL2 device registers */ -#define MSP_USB_BASE (MSP_MSB_BASE + 0xB40000) - /* USB device registers */ -#define MSP_USB_BASE_START (MSP_MSB_BASE + 0xB40100) - /* USB device registers */ -#define MSP_USB_BASE_END (MSP_MSB_BASE + 0xB401FF) - /* USB device registers */ +#define MSP_USB0_BASE (MSP_MSB_BASE + 0xB00000) + /* USB0 device registers */ +#define MSP_USB1_BASE (MSP_MSB_BASE + 0x300000) + /* USB1 device registers */ #define MSP_CPUIF_BASE (MSP_MSB_BASE + 0xC00000) /* CPU interface registers */ @@ -319,8 +317,11 @@ #define CPU_ERR2_REG regptr(MSP_SLP_BASE + 0x184) /* CPU/SLP Error status 1 */ -#define EXTENDED_GPIO_REG regptr(MSP_SLP_BASE + 0x188) - /* Extended GPIO register */ +/* Extended GPIO registers */ +#define EXTENDED_GPIO1_REG regptr(MSP_SLP_BASE + 0x188) +#define EXTENDED_GPIO2_REG regptr(MSP_SLP_BASE + 0x18c) +#define EXTENDED_GPIO_REG EXTENDED_GPIO1_REG + /* Backward-compatibility */ /* System Error registers */ #define SLP_ERR_STS_REG regptr(MSP_SLP_BASE + 0x190) diff --git a/arch/mips/include/asm/pmc-sierra/msp71xx/msp_usb.h b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_usb.h new file mode 100644 index 00000000000..4c9348df9df --- /dev/null +++ b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_usb.h @@ -0,0 +1,144 @@ +/****************************************************************** + * Copyright (c) 2000-2007 PMC-Sierra INC. + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software + * Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be + * useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + * PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public + * License along with this program; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA + * 02139, USA. + * + * PMC-SIERRA INC. DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS + * SOFTWARE. + */ +#ifndef MSP_USB_H_ +#define MSP_USB_H_ + +#ifdef CONFIG_MSP_HAS_DUAL_USB +#define NUM_USB_DEVS 2 +#else +#define NUM_USB_DEVS 1 +#endif + +/* Register spaces for USB host 0 */ +#define MSP_USB0_MAB_START (MSP_USB0_BASE + 0x0) +#define MSP_USB0_MAB_END (MSP_USB0_BASE + 0x17) +#define MSP_USB0_ID_START (MSP_USB0_BASE + 0x40000) +#define MSP_USB0_ID_END (MSP_USB0_BASE + 0x4008f) +#define MSP_USB0_HS_START (MSP_USB0_BASE + 0x40100) +#define MSP_USB0_HS_END (MSP_USB0_BASE + 0x401FF) + +/* Register spaces for USB host 1 */ +#define MSP_USB1_MAB_START (MSP_USB1_BASE + 0x0) +#define MSP_USB1_MAB_END (MSP_USB1_BASE + 0x17) +#define MSP_USB1_ID_START (MSP_USB1_BASE + 0x40000) +#define MSP_USB1_ID_END (MSP_USB1_BASE + 0x4008f) +#define MSP_USB1_HS_START (MSP_USB1_BASE + 0x40100) +#define MSP_USB1_HS_END (MSP_USB1_BASE + 0x401ff) + +/* USB Identification registers */ +struct msp_usbid_regs { + u32 id; /* 0x0: Identification register */ + u32 hwgen; /* 0x4: General HW params */ + u32 hwhost; /* 0x8: Host HW params */ + u32 hwdev; /* 0xc: Device HW params */ + u32 hwtxbuf; /* 0x10: Tx buffer HW params */ + u32 hwrxbuf; /* 0x14: Rx buffer HW params */ + u32 reserved[26]; + u32 timer0_load; /* 0x80: General-purpose timer 0 load*/ + u32 timer0_ctrl; /* 0x84: General-purpose timer 0 control */ + u32 timer1_load; /* 0x88: General-purpose timer 1 load*/ + u32 timer1_ctrl; /* 0x8c: General-purpose timer 1 control */ +}; + +/* MSBus to AMBA registers */ +struct msp_mab_regs { + u32 isr; /* 0x0: Interrupt status */ + u32 imr; /* 0x4: Interrupt mask */ + u32 thcr0; /* 0x8: Transaction header capture 0 */ + u32 thcr1; /* 0xc: Transaction header capture 1 */ + u32 int_stat; /* 0x10: Interrupt status summary */ + u32 phy_cfg; /* 0x14: USB phy config */ +}; + +/* EHCI registers */ +struct msp_usbhs_regs { + u32 hciver; /* 0x0: Version and offset to operational regs */ + u32 hcsparams; /* 0x4: Host control structural parameters */ + u32 hccparams; /* 0x8: Host control capability parameters */ + u32 reserved0[5]; + u32 dciver; /* 0x20: Device interface version */ + u32 dccparams; /* 0x24: Device control capability parameters */ + u32 reserved1[6]; + u32 cmd; /* 0x40: USB command */ + u32 sts; /* 0x44: USB status */ + u32 int_ena; /* 0x48: USB interrupt enable */ + u32 frindex; /* 0x4c: Frame index */ + u32 reserved3; + union { + struct { + u32 flb_addr; /* 0x54: Frame list base address */ + u32 next_async_addr; /* 0x58: next asynchronous addr */ + u32 ttctrl; /* 0x5c: embedded transaction translator + async buffer status */ + u32 burst_size; /* 0x60: Controller burst size */ + u32 tx_fifo_ctrl; /* 0x64: Tx latency FIFO tuning */ + u32 reserved0[4]; + u32 endpt_nak; /* 0x78: Endpoint NAK */ + u32 endpt_nak_ena; /* 0x7c: Endpoint NAK enable */ + u32 cfg_flag; /* 0x80: Config flag */ + u32 port_sc1; /* 0x84: Port status & control 1 */ + u32 reserved1[7]; + u32 otgsc; /* 0xa4: OTG status & control */ + u32 mode; /* 0xa8: USB controller mode */ + } host; + + struct { + u32 dev_addr; /* 0x54: Device address */ + u32 endpt_list_addr; /* 0x58: Endpoint list address */ + u32 reserved0[7]; + u32 endpt_nak; /* 0x74 */ + u32 endpt_nak_ctrl; /* 0x78 */ + u32 cfg_flag; /* 0x80 */ + u32 port_sc1; /* 0x84: Port status & control 1 */ + u32 reserved[7]; + u32 otgsc; /* 0xa4: OTG status & control */ + u32 mode; /* 0xa8: USB controller mode */ + u32 endpt_setup_stat; /* 0xac */ + u32 endpt_prime; /* 0xb0 */ + u32 endpt_flush; /* 0xb4 */ + u32 endpt_stat; /* 0xb8 */ + u32 endpt_complete; /* 0xbc */ + u32 endpt_ctrl0; /* 0xc0 */ + u32 endpt_ctrl1; /* 0xc4 */ + u32 endpt_ctrl2; /* 0xc8 */ + u32 endpt_ctrl3; /* 0xcc */ + } device; + } u; +}; +/* + * Container for the more-generic platform_device. + * This exists mainly as a way to map the non-standard register + * spaces and make them accessible to the USB ISR. + */ +struct mspusb_device { + struct msp_mab_regs __iomem *mab_regs; + struct msp_usbid_regs __iomem *usbid_regs; + struct msp_usbhs_regs __iomem *usbhs_regs; + struct platform_device dev; +}; + +#define to_mspusb_device(x) container_of((x), struct mspusb_device, dev) +#define TO_HOST_ID(x) ((x) & 0x3) +#endif /*MSP_USB_H_*/ diff --git a/arch/mips/pmc-sierra/Kconfig b/arch/mips/pmc-sierra/Kconfig index 8d798497c61..c437b8a8ab8 100644 --- a/arch/mips/pmc-sierra/Kconfig +++ b/arch/mips/pmc-sierra/Kconfig @@ -23,6 +23,7 @@ config PMC_MSP7120_GW select SYS_SUPPORTS_MULTITHREADING select IRQ_MSP_CIC select HW_HAS_PCI + select MSP_HAS_USB config PMC_MSP7120_FPGA bool "PMC-Sierra MSP7120 FPGA" @@ -35,3 +36,7 @@ endchoice config HYPERTRANSPORT bool "Hypertransport Support for PMC-Sierra Yosemite" depends on PMC_YOSEMITE + +config MSP_HAS_USB + boolean + depends on PMC_MSP diff --git a/arch/mips/pmc-sierra/msp71xx/Makefile b/arch/mips/pmc-sierra/msp71xx/Makefile index a002fa222b2..f26cab349c3 100644 --- a/arch/mips/pmc-sierra/msp71xx/Makefile +++ b/arch/mips/pmc-sierra/msp71xx/Makefile @@ -9,6 +9,6 @@ obj-$(CONFIG_IRQ_MSP_SLP) += msp_irq_slp.o obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o msp_irq_per.o obj-$(CONFIG_PCI) += msp_pci.o obj-$(CONFIG_MSPETH) += msp_eth.o -obj-$(CONFIG_USB_MSP71XX) += msp_usb.o +obj-$(CONFIG_MSP_HAS_USB) += msp_usb.o obj-$(CONFIG_MIPS_MT_SMP) += msp_smp.o obj-$(CONFIG_MIPS_MT_SMTC) += msp_smtc.o diff --git a/arch/mips/pmc-sierra/msp71xx/msp_usb.c b/arch/mips/pmc-sierra/msp71xx/msp_usb.c index 0ee01e359dd..9a1aef89bd4 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_usb.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_usb.c @@ -1,7 +1,7 @@ /* * The setup file for USB related hardware on PMC-Sierra MSP processors. * - * Copyright 2006-2007 PMC-Sierra, Inc. + * Copyright 2006 PMC-Sierra, Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -23,8 +23,8 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_GADGET) -#include #include #include #include @@ -34,40 +34,56 @@ #include #include #include +#include + #if defined(CONFIG_USB_EHCI_HCD) -static struct resource msp_usbhost_resources [] = { - [0] = { - .start = MSP_USB_BASE_START, - .end = MSP_USB_BASE_END, - .flags = IORESOURCE_MEM, +static struct resource msp_usbhost0_resources[] = { + [0] = { /* EHCI-HS operational and capabilities registers */ + .start = MSP_USB0_HS_START, + .end = MSP_USB0_HS_END, + .flags = IORESOURCE_MEM, }, [1] = { - .start = MSP_INT_USB, - .end = MSP_INT_USB, - .flags = IORESOURCE_IRQ, + .start = MSP_INT_USB, + .end = MSP_INT_USB, + .flags = IORESOURCE_IRQ, + }, + [2] = { /* MSBus-to-AMBA bridge register space */ + .start = MSP_USB0_MAB_START, + .end = MSP_USB0_MAB_END, + .flags = IORESOURCE_MEM, + }, + [3] = { /* Identification and general hardware parameters */ + .start = MSP_USB0_ID_START, + .end = MSP_USB0_ID_END, + .flags = IORESOURCE_MEM, }, }; -static u64 msp_usbhost_dma_mask = DMA_BIT_MASK(32); +static u64 msp_usbhost0_dma_mask = 0xffffffffUL; -static struct platform_device msp_usbhost_device = { - .name = "pmcmsp-ehci", - .id = 0, +static struct mspusb_device msp_usbhost0_device = { .dev = { - .dma_mask = &msp_usbhost_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), + .name = "pmcmsp-ehci", + .id = 0, + .dev = { + .dma_mask = &msp_usbhost0_dma_mask, + .coherent_dma_mask = 0xffffffffUL, + }, + .num_resources = ARRAY_SIZE(msp_usbhost0_resources), + .resource = msp_usbhost0_resources, }, - .num_resources = ARRAY_SIZE(msp_usbhost_resources), - .resource = msp_usbhost_resources, }; -#endif /* CONFIG_USB_EHCI_HCD */ -#if defined(CONFIG_USB_GADGET) -static struct resource msp_usbdev_resources [] = { - [0] = { - .start = MSP_USB_BASE, - .end = MSP_USB_BASE_END, +/* MSP7140/MSP82XX has two USB2 hosts. */ +#ifdef CONFIG_MSP_HAS_DUAL_USB +static u64 msp_usbhost1_dma_mask = 0xffffffffUL; + +static struct resource msp_usbhost1_resources[] = { + [0] = { /* EHCI-HS operational and capabilities registers */ + .start = MSP_USB1_HS_START, + .end = MSP_USB1_HS_END, .flags = IORESOURCE_MEM, }, [1] = { @@ -75,76 +91,173 @@ static struct resource msp_usbdev_resources [] = { .end = MSP_INT_USB, .flags = IORESOURCE_IRQ, }, + [2] = { /* MSBus-to-AMBA bridge register space */ + .start = MSP_USB1_MAB_START, + .end = MSP_USB1_MAB_END, + .flags = IORESOURCE_MEM, + }, + [3] = { /* Identification and general hardware parameters */ + .start = MSP_USB1_ID_START, + .end = MSP_USB1_ID_END, + .flags = IORESOURCE_MEM, + }, +}; + +static struct mspusb_device msp_usbhost1_device = { + .dev = { + .name = "pmcmsp-ehci", + .id = 1, + .dev = { + .dma_mask = &msp_usbhost1_dma_mask, + .coherent_dma_mask = 0xffffffffUL, + }, + .num_resources = ARRAY_SIZE(msp_usbhost1_resources), + .resource = msp_usbhost1_resources, + }, }; +#endif /* CONFIG_MSP_HAS_DUAL_USB */ +#endif /* CONFIG_USB_EHCI_HCD */ -static u64 msp_usbdev_dma_mask = DMA_BIT_MASK(32); +#if defined(CONFIG_USB_GADGET) +static struct resource msp_usbdev0_resources[] = { + [0] = { /* EHCI-HS operational and capabilities registers */ + .start = MSP_USB0_HS_START, + .end = MSP_USB0_HS_END, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_USB, + .end = MSP_INT_USB, + .flags = IORESOURCE_IRQ, + }, + [2] = { /* MSBus-to-AMBA bridge register space */ + .start = MSP_USB0_MAB_START, + .end = MSP_USB0_MAB_END, + .flags = IORESOURCE_MEM, + }, + [3] = { /* Identification and general hardware parameters */ + .start = MSP_USB0_ID_START, + .end = MSP_USB0_ID_END, + .flags = IORESOURCE_MEM, + }, +}; -static struct platform_device msp_usbdev_device = { - .name = "msp71xx_udc", - .id = 0, +static u64 msp_usbdev_dma_mask = 0xffffffffUL; + +/* This may need to be converted to a mspusb_device, too. */ +static struct mspusb_device msp_usbdev0_device = { .dev = { - .dma_mask = &msp_usbdev_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), + .name = "msp71xx_udc", + .id = 0, + .dev = { + .dma_mask = &msp_usbdev_dma_mask, + .coherent_dma_mask = 0xffffffffUL, + }, + .num_resources = ARRAY_SIZE(msp_usbdev0_resources), + .resource = msp_usbdev0_resources, }, - .num_resources = ARRAY_SIZE(msp_usbdev_resources), - .resource = msp_usbdev_resources, }; -#endif /* CONFIG_USB_GADGET */ -#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_GADGET) -static struct platform_device *msp_devs[1]; -#endif +#ifdef CONFIG_MSP_HAS_DUAL_USB +static struct resource msp_usbdev1_resources[] = { + [0] = { /* EHCI-HS operational and capabilities registers */ + .start = MSP_USB1_HS_START, + .end = MSP_USB1_HS_END, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_USB, + .end = MSP_INT_USB, + .flags = IORESOURCE_IRQ, + }, + [2] = { /* MSBus-to-AMBA bridge register space */ + .start = MSP_USB1_MAB_START, + .end = MSP_USB1_MAB_END, + .flags = IORESOURCE_MEM, + }, + [3] = { /* Identification and general hardware parameters */ + .start = MSP_USB1_ID_START, + .end = MSP_USB1_ID_END, + .flags = IORESOURCE_MEM, + }, +}; +/* This may need to be converted to a mspusb_device, too. */ +static struct mspusb_device msp_usbdev1_device = { + .dev = { + .name = "msp71xx_udc", + .id = 0, + .dev = { + .dma_mask = &msp_usbdev_dma_mask, + .coherent_dma_mask = 0xffffffffUL, + }, + .num_resources = ARRAY_SIZE(msp_usbdev1_resources), + .resource = msp_usbdev1_resources, + }, +}; + +#endif /* CONFIG_MSP_HAS_DUAL_USB */ +#endif /* CONFIG_USB_GADGET */ static int __init msp_usb_setup(void) { -#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_GADGET) - char *strp; - char envstr[32]; - unsigned int val = 0; - int result = 0; + char *strp; + char envstr[32]; + struct platform_device *msp_devs[NUM_USB_DEVS]; + unsigned int val; + /* construct environment name usbmode */ + /* set usbmode as pmon environment var */ /* - * construct environment name usbmode - * set usbmode as pmon environment var + * Could this perhaps be integrated into the "features" env var? + * Use the features key "U", and follow with "H" for host-mode, + * "D" for device-mode. If it works for Ethernet, why not USB... + * -- hammtrev, 2007/03/22 */ snprintf((char *)&envstr[0], sizeof(envstr), "usbmode"); -#if defined(CONFIG_USB_EHCI_HCD) - /* default to host mode */ + /* set default host mode */ val = 1; -#endif /* get environment string */ strp = prom_getenv((char *)&envstr[0]); if (strp) { + /* compare string */ if (!strcmp(strp, "device")) val = 0; } if (val) { #if defined(CONFIG_USB_EHCI_HCD) - /* get host mode device */ - msp_devs[0] = &msp_usbhost_device; - ppfinit("platform add USB HOST done %s.\n", - msp_devs[0]->name); - - result = platform_add_devices(msp_devs, ARRAY_SIZE(msp_devs)); -#endif /* CONFIG_USB_EHCI_HCD */ - } + msp_devs[0] = &msp_usbhost0_device.dev; + ppfinit("platform add USB HOST done %s.\n", msp_devs[0]->name); +#ifdef CONFIG_MSP_HAS_DUAL_USB + msp_devs[1] = &msp_usbhost1_device.dev; + ppfinit("platform add USB HOST done %s.\n", msp_devs[1]->name); +#endif +#else + ppfinit("%s: echi_hcd not supported\n", __FILE__); +#endif /* CONFIG_USB_EHCI_HCD */ + } else { #if defined(CONFIG_USB_GADGET) - else { /* get device mode structure */ - msp_devs[0] = &msp_usbdev_device; - ppfinit("platform add USB DEVICE done %s.\n", - msp_devs[0]->name); - - result = platform_add_devices(msp_devs, ARRAY_SIZE(msp_devs)); + msp_devs[0] = &msp_usbdev0_device.dev; + ppfinit("platform add USB DEVICE done %s.\n" + , msp_devs[0]->name); +#ifdef CONFIG_MSP_HAS_DUAL_USB + msp_devs[1] = &msp_usbdev1_device.dev; + ppfinit("platform add USB DEVICE done %s.\n" + , msp_devs[1]->name); +#endif +#else + ppfinit("%s: usb_gadget not supported\n", __FILE__); +#endif /* CONFIG_USB_GADGET */ } -#endif /* CONFIG_USB_GADGET */ -#endif /* CONFIG_USB_EHCI_HCD || CONFIG_USB_GADGET */ + /* add device */ + platform_add_devices(msp_devs, ARRAY_SIZE(msp_devs)); - return result; + return 0; } subsys_initcall(msp_usb_setup); +#endif /* CONFIG_USB_EHCI_HCD || CONFIG_USB_GADGET */ -- cgit v1.2.3-70-g09d2 From ec9ac747be8c42a653468295162cbc02d0a8a8a6 Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 23:24:09 +0530 Subject: MIPS: MSP71xx: Platform support for On-chip MSP ethernet devices. Some of MSP family SoC's come with legacy 100Mbps mspeth while some comes with newer Gigabit TSMAC.Following patch adds platform support for both types of MAC's. If TSMAC is not selected assume platform having legacy mspeth. Add gpio_macros as well which is required for resetting the PHY. [Ralf: Killed all typedefs.] Signed-off-by: Anoop P A To: linux-mips@linux-mips.org To: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2048/ Signed-off-by: Ralf Baechle --- .../asm/pmc-sierra/msp71xx/msp_gpio_macros.h | 343 +++++++++++++++++++++ arch/mips/pmc-sierra/Kconfig | 10 + arch/mips/pmc-sierra/msp71xx/Makefile | 2 +- arch/mips/pmc-sierra/msp71xx/msp_eth.c | 187 +++++++++++ 4 files changed, 541 insertions(+), 1 deletion(-) create mode 100644 arch/mips/include/asm/pmc-sierra/msp71xx/msp_gpio_macros.h create mode 100644 arch/mips/pmc-sierra/msp71xx/msp_eth.c (limited to 'arch/mips') diff --git a/arch/mips/include/asm/pmc-sierra/msp71xx/msp_gpio_macros.h b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_gpio_macros.h new file mode 100644 index 00000000000..156f320c69e --- /dev/null +++ b/arch/mips/include/asm/pmc-sierra/msp71xx/msp_gpio_macros.h @@ -0,0 +1,343 @@ +/* + * + * Macros for external SMP-safe access to the PMC MSP71xx reference + * board GPIO pins + * + * Copyright 2010 PMC-Sierra, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __MSP_GPIO_MACROS_H__ +#define __MSP_GPIO_MACROS_H__ + +#include +#include + +#ifdef CONFIG_PMC_MSP7120_GW +#define MSP_NUM_GPIOS 20 +#else +#define MSP_NUM_GPIOS 28 +#endif + +/* -- GPIO Enumerations -- */ +enum msp_gpio_data { + MSP_GPIO_LO = 0, + MSP_GPIO_HI = 1, + MSP_GPIO_NONE, /* Special - Means pin is out of range */ + MSP_GPIO_TOGGLE, /* Special - Sets pin to opposite */ +}; + +enum msp_gpio_mode { + MSP_GPIO_INPUT = 0x0, + /* MSP_GPIO_ INTERRUPT = 0x1, Not supported yet */ + MSP_GPIO_UART_INPUT = 0x2, /* Only GPIO 4 or 5 */ + MSP_GPIO_OUTPUT = 0x8, + MSP_GPIO_UART_OUTPUT = 0x9, /* Only GPIO 2 or 3 */ + MSP_GPIO_PERIF_TIMERA = 0x9, /* Only GPIO 0 or 1 */ + MSP_GPIO_PERIF_TIMERB = 0xa, /* Only GPIO 0 or 1 */ + MSP_GPIO_UNKNOWN = 0xb, /* No such GPIO or mode */ +}; + +/* -- Static Tables -- */ + +/* Maps pins to data register */ +static volatile u32 * const MSP_GPIO_DATA_REGISTER[] = { + /* GPIO 0 and 1 on the first register */ + GPIO_DATA1_REG, GPIO_DATA1_REG, + /* GPIO 2, 3, 4, and 5 on the second register */ + GPIO_DATA2_REG, GPIO_DATA2_REG, GPIO_DATA2_REG, GPIO_DATA2_REG, + /* GPIO 6, 7, 8, and 9 on the third register */ + GPIO_DATA3_REG, GPIO_DATA3_REG, GPIO_DATA3_REG, GPIO_DATA3_REG, + /* GPIO 10, 11, 12, 13, 14, and 15 on the fourth register */ + GPIO_DATA4_REG, GPIO_DATA4_REG, GPIO_DATA4_REG, GPIO_DATA4_REG, + GPIO_DATA4_REG, GPIO_DATA4_REG, + /* GPIO 16 - 23 on the first strange EXTENDED register */ + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + /* GPIO 24 - 27 on the second strange EXTENDED register */ + EXTENDED_GPIO2_REG, EXTENDED_GPIO2_REG, EXTENDED_GPIO2_REG, + EXTENDED_GPIO2_REG, +}; + +/* Maps pins to mode register */ +static volatile u32 * const MSP_GPIO_MODE_REGISTER[] = { + /* GPIO 0 and 1 on the first register */ + GPIO_CFG1_REG, GPIO_CFG1_REG, + /* GPIO 2, 3, 4, and 5 on the second register */ + GPIO_CFG2_REG, GPIO_CFG2_REG, GPIO_CFG2_REG, GPIO_CFG2_REG, + /* GPIO 6, 7, 8, and 9 on the third register */ + GPIO_CFG3_REG, GPIO_CFG3_REG, GPIO_CFG3_REG, GPIO_CFG3_REG, + /* GPIO 10, 11, 12, 13, 14, and 15 on the fourth register */ + GPIO_CFG4_REG, GPIO_CFG4_REG, GPIO_CFG4_REG, GPIO_CFG4_REG, + GPIO_CFG4_REG, GPIO_CFG4_REG, + /* GPIO 16 - 23 on the first strange EXTENDED register */ + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + EXTENDED_GPIO1_REG, EXTENDED_GPIO1_REG, + /* GPIO 24 - 27 on the second strange EXTENDED register */ + EXTENDED_GPIO2_REG, EXTENDED_GPIO2_REG, EXTENDED_GPIO2_REG, + EXTENDED_GPIO2_REG, +}; + +/* Maps 'basic' pins to relative offset from 0 per register */ +static int MSP_GPIO_OFFSET[] = { + /* GPIO 0 and 1 on the first register */ + 0, 0, + /* GPIO 2, 3, 4, and 5 on the second register */ + 2, 2, 2, 2, + /* GPIO 6, 7, 8, and 9 on the third register */ + 6, 6, 6, 6, + /* GPIO 10, 11, 12, 13, 14, and 15 on the fourth register */ + 10, 10, 10, 10, 10, 10, +}; + +/* Maps MODE to allowed pin mask */ +static unsigned int MSP_GPIO_MODE_ALLOWED[] = { + 0xffffffff, /* Mode 0 - INPUT */ + 0x00000, /* Mode 1 - INTERRUPT */ + 0x00030, /* Mode 2 - UART_INPUT (GPIO 4, 5)*/ + 0, 0, 0, 0, 0, /* Modes 3, 4, 5, 6, and 7 are reserved */ + 0xffffffff, /* Mode 8 - OUTPUT */ + 0x0000f, /* Mode 9 - UART_OUTPUT/ + PERF_TIMERA (GPIO 0, 1, 2, 3) */ + 0x00003, /* Mode a - PERF_TIMERB (GPIO 0, 1) */ + 0x00000, /* Mode b - Not really a mode! */ +}; + +/* -- Bit masks -- */ + +/* This gives you the 'register relative offset gpio' number */ +#define OFFSET_GPIO_NUMBER(gpio) (gpio - MSP_GPIO_OFFSET[gpio]) + +/* These take the 'register relative offset gpio' number */ +#define BASIC_DATA_REG_MASK(ogpio) (1 << ogpio) +#define BASIC_MODE_REG_VALUE(mode, ogpio) \ + (mode << BASIC_MODE_REG_SHIFT(ogpio)) +#define BASIC_MODE_REG_MASK(ogpio) \ + BASIC_MODE_REG_VALUE(0xf, ogpio) +#define BASIC_MODE_REG_SHIFT(ogpio) (ogpio * 4) +#define BASIC_MODE_REG_FROM_REG(data, ogpio) \ + ((data & BASIC_MODE_REG_MASK(ogpio)) >> BASIC_MODE_REG_SHIFT(ogpio)) + +/* These take the actual GPIO number (0 through 15) */ +#define BASIC_DATA_MASK(gpio) \ + BASIC_DATA_REG_MASK(OFFSET_GPIO_NUMBER(gpio)) +#define BASIC_MODE_MASK(gpio) \ + BASIC_MODE_REG_MASK(OFFSET_GPIO_NUMBER(gpio)) +#define BASIC_MODE(mode, gpio) \ + BASIC_MODE_REG_VALUE(mode, OFFSET_GPIO_NUMBER(gpio)) +#define BASIC_MODE_SHIFT(gpio) \ + BASIC_MODE_REG_SHIFT(OFFSET_GPIO_NUMBER(gpio)) +#define BASIC_MODE_FROM_REG(data, gpio) \ + BASIC_MODE_REG_FROM_REG(data, OFFSET_GPIO_NUMBER(gpio)) + +/* + * Each extended GPIO register is 32 bits long and is responsible for up to + * eight GPIOs. The least significant 16 bits contain the set and clear bit + * pair for each of the GPIOs. The most significant 16 bits contain the + * disable and enable bit pair for each of the GPIOs. For example, the + * extended GPIO reg for GPIOs 16-23 is as follows: + * + * 31: GPIO23_DISABLE + * ... + * 19: GPIO17_DISABLE + * 18: GPIO17_ENABLE + * 17: GPIO16_DISABLE + * 16: GPIO16_ENABLE + * ... + * 3: GPIO17_SET + * 2: GPIO17_CLEAR + * 1: GPIO16_SET + * 0: GPIO16_CLEAR + */ + +/* This gives the 'register relative offset gpio' number */ +#define EXTENDED_OFFSET_GPIO(gpio) (gpio < 24 ? gpio - 16 : gpio - 24) + +/* These take the 'register relative offset gpio' number */ +#define EXTENDED_REG_DISABLE(ogpio) (0x2 << ((ogpio * 2) + 16)) +#define EXTENDED_REG_ENABLE(ogpio) (0x1 << ((ogpio * 2) + 16)) +#define EXTENDED_REG_SET(ogpio) (0x2 << (ogpio * 2)) +#define EXTENDED_REG_CLR(ogpio) (0x1 << (ogpio * 2)) + +/* These take the actual GPIO number (16 through 27) */ +#define EXTENDED_DISABLE(gpio) \ + EXTENDED_REG_DISABLE(EXTENDED_OFFSET_GPIO(gpio)) +#define EXTENDED_ENABLE(gpio) \ + EXTENDED_REG_ENABLE(EXTENDED_OFFSET_GPIO(gpio)) +#define EXTENDED_SET(gpio) \ + EXTENDED_REG_SET(EXTENDED_OFFSET_GPIO(gpio)) +#define EXTENDED_CLR(gpio) \ + EXTENDED_REG_CLR(EXTENDED_OFFSET_GPIO(gpio)) + +#define EXTENDED_FULL_MASK (0xffffffff) + +/* -- API inline-functions -- */ + +/* + * Gets the current value of the specified pin + */ +static inline enum msp_gpio_data msp_gpio_pin_get(unsigned int gpio) +{ + u32 pinhi_mask = 0, pinhi_mask2 = 0; + + if (gpio >= MSP_NUM_GPIOS) + return MSP_GPIO_NONE; + + if (gpio < 16) { + pinhi_mask = BASIC_DATA_MASK(gpio); + } else { + /* + * Two cases are possible with the EXTENDED register: + * - In output mode (ENABLED flag set), check the CLR bit + * - In input mode (ENABLED flag not set), check the SET bit + */ + pinhi_mask = EXTENDED_ENABLE(gpio) | EXTENDED_CLR(gpio); + pinhi_mask2 = EXTENDED_SET(gpio); + } + if (((*MSP_GPIO_DATA_REGISTER[gpio] & pinhi_mask) == pinhi_mask) || + (*MSP_GPIO_DATA_REGISTER[gpio] & pinhi_mask2)) + return MSP_GPIO_HI; + else + return MSP_GPIO_LO; +} + +/* Sets the specified pin to the specified value */ +static inline void msp_gpio_pin_set(enum msp_gpio_data data, unsigned int gpio) +{ + if (gpio >= MSP_NUM_GPIOS) + return; + + if (gpio < 16) { + if (data == MSP_GPIO_TOGGLE) + toggle_reg32(MSP_GPIO_DATA_REGISTER[gpio], + BASIC_DATA_MASK(gpio)); + else if (data == MSP_GPIO_HI) + set_reg32(MSP_GPIO_DATA_REGISTER[gpio], + BASIC_DATA_MASK(gpio)); + else + clear_reg32(MSP_GPIO_DATA_REGISTER[gpio], + BASIC_DATA_MASK(gpio)); + } else { + if (data == MSP_GPIO_TOGGLE) { + /* Special ugly case: + * We have to read the CLR bit. + * If set, we write the CLR bit. + * If not, we write the SET bit. + */ + u32 tmpdata; + + custom_read_reg32(MSP_GPIO_DATA_REGISTER[gpio], + tmpdata); + if (tmpdata & EXTENDED_CLR(gpio)) + tmpdata = EXTENDED_CLR(gpio); + else + tmpdata = EXTENDED_SET(gpio); + custom_write_reg32(MSP_GPIO_DATA_REGISTER[gpio], + tmpdata); + } else { + u32 newdata; + + if (data == MSP_GPIO_HI) + newdata = EXTENDED_SET(gpio); + else + newdata = EXTENDED_CLR(gpio); + set_value_reg32(MSP_GPIO_DATA_REGISTER[gpio], + EXTENDED_FULL_MASK, newdata); + } + } +} + +/* Sets the specified pin to the specified value */ +static inline void msp_gpio_pin_hi(unsigned int gpio) +{ + msp_gpio_pin_set(MSP_GPIO_HI, gpio); +} + +/* Sets the specified pin to the specified value */ +static inline void msp_gpio_pin_lo(unsigned int gpio) +{ + msp_gpio_pin_set(MSP_GPIO_LO, gpio); +} + +/* Sets the specified pin to the opposite value */ +static inline void msp_gpio_pin_toggle(unsigned int gpio) +{ + msp_gpio_pin_set(MSP_GPIO_TOGGLE, gpio); +} + +/* Gets the mode of the specified pin */ +static inline enum msp_gpio_mode msp_gpio_pin_get_mode(unsigned int gpio) +{ + enum msp_gpio_mode retval = MSP_GPIO_UNKNOWN; + uint32_t data; + + if (gpio >= MSP_NUM_GPIOS) + return retval; + + data = *MSP_GPIO_MODE_REGISTER[gpio]; + + if (gpio < 16) { + retval = BASIC_MODE_FROM_REG(data, gpio); + } else { + /* Extended pins can only be either INPUT or OUTPUT */ + if (data & EXTENDED_ENABLE(gpio)) + retval = MSP_GPIO_OUTPUT; + else + retval = MSP_GPIO_INPUT; + } + + return retval; +} + +/* + * Sets the specified mode on the requested pin + * Returns 0 on success, or -1 if that mode is not allowed on this pin + */ +static inline int msp_gpio_pin_mode(enum msp_gpio_mode mode, unsigned int gpio) +{ + u32 modemask, newmode; + + if ((1 << gpio) & ~MSP_GPIO_MODE_ALLOWED[mode]) + return -1; + + if (gpio >= MSP_NUM_GPIOS) + return -1; + + if (gpio < 16) { + modemask = BASIC_MODE_MASK(gpio); + newmode = BASIC_MODE(mode, gpio); + } else { + modemask = EXTENDED_FULL_MASK; + if (mode == MSP_GPIO_INPUT) + newmode = EXTENDED_DISABLE(gpio); + else + newmode = EXTENDED_ENABLE(gpio); + } + /* Do the set atomically */ + set_value_reg32(MSP_GPIO_MODE_REGISTER[gpio], modemask, newmode); + + return 0; +} + +#endif /* __MSP_GPIO_MACROS_H__ */ diff --git a/arch/mips/pmc-sierra/Kconfig b/arch/mips/pmc-sierra/Kconfig index c437b8a8ab8..bbd76082fa8 100644 --- a/arch/mips/pmc-sierra/Kconfig +++ b/arch/mips/pmc-sierra/Kconfig @@ -24,6 +24,7 @@ config PMC_MSP7120_GW select IRQ_MSP_CIC select HW_HAS_PCI select MSP_HAS_USB + select MSP_ETH config PMC_MSP7120_FPGA bool "PMC-Sierra MSP7120 FPGA" @@ -40,3 +41,12 @@ config HYPERTRANSPORT config MSP_HAS_USB boolean depends on PMC_MSP + +config MSP_ETH + boolean + select MSP_HAS_MAC + depends on PMC_MSP + +config MSP_HAS_MAC + boolean + depends on PMC_MSP diff --git a/arch/mips/pmc-sierra/msp71xx/Makefile b/arch/mips/pmc-sierra/msp71xx/Makefile index f26cab349c3..cefba7733b7 100644 --- a/arch/mips/pmc-sierra/msp71xx/Makefile +++ b/arch/mips/pmc-sierra/msp71xx/Makefile @@ -8,7 +8,7 @@ obj-$(CONFIG_PMC_MSP7120_GW) += msp_hwbutton.o obj-$(CONFIG_IRQ_MSP_SLP) += msp_irq_slp.o obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o msp_irq_per.o obj-$(CONFIG_PCI) += msp_pci.o -obj-$(CONFIG_MSPETH) += msp_eth.o +obj-$(CONFIG_MSP_HAS_MAC) += msp_eth.o obj-$(CONFIG_MSP_HAS_USB) += msp_usb.o obj-$(CONFIG_MIPS_MT_SMP) += msp_smp.o obj-$(CONFIG_MIPS_MT_SMTC) += msp_smtc.o diff --git a/arch/mips/pmc-sierra/msp71xx/msp_eth.c b/arch/mips/pmc-sierra/msp71xx/msp_eth.c new file mode 100644 index 00000000000..c584df393de --- /dev/null +++ b/arch/mips/pmc-sierra/msp71xx/msp_eth.c @@ -0,0 +1,187 @@ +/* + * The setup file for ethernet related hardware on PMC-Sierra MSP processors. + * + * Copyright 2010 PMC-Sierra, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + + +#define MSP_ETHERNET_GPIO0 14 +#define MSP_ETHERNET_GPIO1 15 +#define MSP_ETHERNET_GPIO2 16 + +#ifdef CONFIG_MSP_HAS_TSMAC +#define MSP_TSMAC_SIZE 0x10020 +#define MSP_TSMAC_ID "pmc_tsmac" + +static struct resource msp_tsmac0_resources[] = { + [0] = { + .start = MSP_MAC0_BASE, + .end = MSP_MAC0_BASE + MSP_TSMAC_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_MAC0, + .end = MSP_INT_MAC0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource msp_tsmac1_resources[] = { + [0] = { + .start = MSP_MAC1_BASE, + .end = MSP_MAC1_BASE + MSP_TSMAC_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_MAC1, + .end = MSP_INT_MAC1, + .flags = IORESOURCE_IRQ, + }, +}; +static struct resource msp_tsmac2_resources[] = { + [0] = { + .start = MSP_MAC2_BASE, + .end = MSP_MAC2_BASE + MSP_TSMAC_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_SAR, + .end = MSP_INT_SAR, + .flags = IORESOURCE_IRQ, + }, +}; + + +static struct platform_device tsmac_device[] = { + [0] = { + .name = MSP_TSMAC_ID, + .id = 0, + .num_resources = ARRAY_SIZE(msp_tsmac0_resources), + .resource = msp_tsmac0_resources, + }, + [1] = { + .name = MSP_TSMAC_ID, + .id = 1, + .num_resources = ARRAY_SIZE(msp_tsmac1_resources), + .resource = msp_tsmac1_resources, + }, + [2] = { + .name = MSP_TSMAC_ID, + .id = 2, + .num_resources = ARRAY_SIZE(msp_tsmac2_resources), + .resource = msp_tsmac2_resources, + }, +}; +#define msp_eth_devs tsmac_device + +#else +/* If it is not TSMAC assume MSP_ETH (100Mbps) */ +#define MSP_ETH_ID "pmc_mspeth" +#define MSP_ETH_SIZE 0xE0 +static struct resource msp_eth0_resources[] = { + [0] = { + .start = MSP_MAC0_BASE, + .end = MSP_MAC0_BASE + MSP_ETH_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_MAC0, + .end = MSP_INT_MAC0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource msp_eth1_resources[] = { + [0] = { + .start = MSP_MAC1_BASE, + .end = MSP_MAC1_BASE + MSP_ETH_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSP_INT_MAC1, + .end = MSP_INT_MAC1, + .flags = IORESOURCE_IRQ, + }, +}; + + + +static struct platform_device mspeth_device[] = { + [0] = { + .name = MSP_ETH_ID, + .id = 0, + .num_resources = ARRAY_SIZE(msp_eth0_resources), + .resource = msp_eth0_resources, + }, + [1] = { + .name = MSP_ETH_ID, + .id = 1, + .num_resources = ARRAY_SIZE(msp_eth1_resources), + .resource = msp_eth1_resources, + }, + +}; +#define msp_eth_devs mspeth_device + +#endif +int __init msp_eth_setup(void) +{ + int i, ret = 0; + + /* Configure the GPIO and take the ethernet PHY out of reset */ + msp_gpio_pin_mode(MSP_GPIO_OUTPUT, MSP_ETHERNET_GPIO0); + msp_gpio_pin_hi(MSP_ETHERNET_GPIO0); + +#ifdef CONFIG_MSP_HAS_TSMAC + /* 3 phys on boards with TSMAC */ + msp_gpio_pin_mode(MSP_GPIO_OUTPUT, MSP_ETHERNET_GPIO1); + msp_gpio_pin_hi(MSP_ETHERNET_GPIO1); + + msp_gpio_pin_mode(MSP_GPIO_OUTPUT, MSP_ETHERNET_GPIO2); + msp_gpio_pin_hi(MSP_ETHERNET_GPIO2); +#endif + for (i = 0; i < ARRAY_SIZE(msp_eth_devs); i++) { + ret = platform_device_register(&msp_eth_devs[i]); + printk(KERN_INFO "device: %d, return value = %d\n", i, ret); + if (ret) { + platform_device_unregister(&msp_eth_devs[i]); + break; + } + } + + if (ret) + printk(KERN_WARNING "Could not initialize " + "MSPETH device structures.\n"); + + return ret; +} +subsys_initcall(msp_eth_setup); -- cgit v1.2.3-70-g09d2 From 786a5e02802a02c6e0bd132f4fc188a5854ab41f Mon Sep 17 00:00:00 2001 From: Anoop P A Date: Tue, 25 Jan 2011 13:53:17 +0530 Subject: MIPS: MSP71xx: Add CPU feature override file. Signed-off-by: Anoop P A To: linux-mips@linux-mips.org To: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2045/ Signed-off-by: Ralf Baechle --- .../asm/pmc-sierra/msp71xx/cpu-feature-overrides.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 arch/mips/include/asm/pmc-sierra/msp71xx/cpu-feature-overrides.h (limited to 'arch/mips') diff --git a/arch/mips/include/asm/pmc-sierra/msp71xx/cpu-feature-overrides.h b/arch/mips/include/asm/pmc-sierra/msp71xx/cpu-feature-overrides.h new file mode 100644 index 00000000000..a80801b094b --- /dev/null +++ b/arch/mips/include/asm/pmc-sierra/msp71xx/cpu-feature-overrides.h @@ -0,0 +1,21 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2003, 04, 07 Ralf Baechle (ralf@linux-mips.org) + */ +#ifndef __ASM_MACH_MSP71XX_CPU_FEATURE_OVERRIDES_H +#define __ASM_MACH_MSP71XX_CPU_FEATURE_OVERRIDES_H + +#define cpu_has_mips16 1 +#define cpu_has_dsp 1 +#define cpu_has_mipsmt 1 +#define cpu_has_fpu 0 + +#define cpu_has_mips32r1 0 +#define cpu_has_mips32r2 1 +#define cpu_has_mips64r1 0 +#define cpu_has_mips64r2 0 + +#endif /* __ASM_MACH_MSP71XX_CPU_FEATURE_OVERRIDES_H */ -- cgit v1.2.3-70-g09d2 From d24c1a26ca952264d92ccf6acafe38912e05b1f8 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:44 +0000 Subject: MIPS: Alchemy: Convert to new irq chip functions Fix the deadlock in set_type() while at it: The code called set_irq_chip_and_handler_name() resp. set_irq_chip() from the set_type() callback. That only works on UP and lock debugging disabled. Otherwise it would dead lock on desc->lock. __irq_set_chip_handler_name_locked() avoids that. Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2173/ Signed-off-by: Ralf Baechle --- arch/mips/alchemy/common/irq.c | 98 +++++++++++++++++++------------------- arch/mips/alchemy/devboards/bcsr.c | 18 +++---- 2 files changed, 59 insertions(+), 57 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/alchemy/common/irq.c b/arch/mips/alchemy/common/irq.c index 9f78ada83b3..55dd7c88851 100644 --- a/arch/mips/alchemy/common/irq.c +++ b/arch/mips/alchemy/common/irq.c @@ -39,7 +39,7 @@ #include #endif -static int au1x_ic_settype(unsigned int irq, unsigned int flow_type); +static int au1x_ic_settype(struct irq_data *d, unsigned int flow_type); /* NOTE on interrupt priorities: The original writers of this code said: * @@ -218,17 +218,17 @@ struct au1xxx_irqmap au1200_irqmap[] __initdata = { }; -static void au1x_ic0_unmask(unsigned int irq_nr) +static void au1x_ic0_unmask(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC0_INT_BASE; au_writel(1 << bit, IC0_MASKSET); au_writel(1 << bit, IC0_WAKESET); au_sync(); } -static void au1x_ic1_unmask(unsigned int irq_nr) +static void au1x_ic1_unmask(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC1_INT_BASE; au_writel(1 << bit, IC1_MASKSET); au_writel(1 << bit, IC1_WAKESET); @@ -236,31 +236,31 @@ static void au1x_ic1_unmask(unsigned int irq_nr) * nowhere in the current kernel sources is it disabled. --mlau */ #if defined(CONFIG_MIPS_PB1000) - if (irq_nr == AU1000_GPIO15_INT) + if (d->irq == AU1000_GPIO15_INT) au_writel(0x4000, PB1000_MDR); /* enable int */ #endif au_sync(); } -static void au1x_ic0_mask(unsigned int irq_nr) +static void au1x_ic0_mask(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC0_INT_BASE; au_writel(1 << bit, IC0_MASKCLR); au_writel(1 << bit, IC0_WAKECLR); au_sync(); } -static void au1x_ic1_mask(unsigned int irq_nr) +static void au1x_ic1_mask(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC1_INT_BASE; au_writel(1 << bit, IC1_MASKCLR); au_writel(1 << bit, IC1_WAKECLR); au_sync(); } -static void au1x_ic0_ack(unsigned int irq_nr) +static void au1x_ic0_ack(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC0_INT_BASE; /* * This may assume that we don't get interrupts from @@ -271,9 +271,9 @@ static void au1x_ic0_ack(unsigned int irq_nr) au_sync(); } -static void au1x_ic1_ack(unsigned int irq_nr) +static void au1x_ic1_ack(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC1_INT_BASE; /* * This may assume that we don't get interrupts from @@ -284,9 +284,9 @@ static void au1x_ic1_ack(unsigned int irq_nr) au_sync(); } -static void au1x_ic0_maskack(unsigned int irq_nr) +static void au1x_ic0_maskack(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC0_INT_BASE; au_writel(1 << bit, IC0_WAKECLR); au_writel(1 << bit, IC0_MASKCLR); @@ -295,9 +295,9 @@ static void au1x_ic0_maskack(unsigned int irq_nr) au_sync(); } -static void au1x_ic1_maskack(unsigned int irq_nr) +static void au1x_ic1_maskack(struct irq_data *d) { - unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE; + unsigned int bit = d->irq - AU1000_INTC1_INT_BASE; au_writel(1 << bit, IC1_WAKECLR); au_writel(1 << bit, IC1_MASKCLR); @@ -306,9 +306,9 @@ static void au1x_ic1_maskack(unsigned int irq_nr) au_sync(); } -static int au1x_ic1_setwake(unsigned int irq, unsigned int on) +static int au1x_ic1_setwake(struct irq_data *d, unsigned int on) { - int bit = irq - AU1000_INTC1_INT_BASE; + int bit = d->irq - AU1000_INTC1_INT_BASE; unsigned long wakemsk, flags; /* only GPIO 0-7 can act as wakeup source. Fortunately these @@ -336,28 +336,30 @@ static int au1x_ic1_setwake(unsigned int irq, unsigned int on) */ static struct irq_chip au1x_ic0_chip = { .name = "Alchemy-IC0", - .ack = au1x_ic0_ack, - .mask = au1x_ic0_mask, - .mask_ack = au1x_ic0_maskack, - .unmask = au1x_ic0_unmask, - .set_type = au1x_ic_settype, + .irq_ack = au1x_ic0_ack, + .irq_mask = au1x_ic0_mask, + .irq_mask_ack = au1x_ic0_maskack, + .irq_unmask = au1x_ic0_unmask, + .irq_set_type = au1x_ic_settype, }; static struct irq_chip au1x_ic1_chip = { .name = "Alchemy-IC1", - .ack = au1x_ic1_ack, - .mask = au1x_ic1_mask, - .mask_ack = au1x_ic1_maskack, - .unmask = au1x_ic1_unmask, - .set_type = au1x_ic_settype, - .set_wake = au1x_ic1_setwake, + .irq_ack = au1x_ic1_ack, + .irq_mask = au1x_ic1_mask, + .irq_mask_ack = au1x_ic1_maskack, + .irq_unmask = au1x_ic1_unmask, + .irq_set_type = au1x_ic_settype, + .irq_set_wake = au1x_ic1_setwake, }; -static int au1x_ic_settype(unsigned int irq, unsigned int flow_type) +static int au1x_ic_settype(struct irq_data *d, unsigned int flow_type) { struct irq_chip *chip; unsigned long icr[6]; - unsigned int bit, ic; + unsigned int bit, ic, irq = d->irq; + irq_flow_handler_t handler = NULL; + unsigned char *name = NULL; int ret; if (irq >= AU1000_INTC1_INT_BASE) { @@ -387,47 +389,47 @@ static int au1x_ic_settype(unsigned int irq, unsigned int flow_type) au_writel(1 << bit, icr[5]); au_writel(1 << bit, icr[4]); au_writel(1 << bit, icr[0]); - set_irq_chip_and_handler_name(irq, chip, - handle_edge_irq, "riseedge"); + handler = handle_edge_irq; + name = "riseedge"; break; case IRQ_TYPE_EDGE_FALLING: /* 0:1:0 */ au_writel(1 << bit, icr[5]); au_writel(1 << bit, icr[1]); au_writel(1 << bit, icr[3]); - set_irq_chip_and_handler_name(irq, chip, - handle_edge_irq, "falledge"); + handler = handle_edge_irq; + name = "falledge"; break; case IRQ_TYPE_EDGE_BOTH: /* 0:1:1 */ au_writel(1 << bit, icr[5]); au_writel(1 << bit, icr[1]); au_writel(1 << bit, icr[0]); - set_irq_chip_and_handler_name(irq, chip, - handle_edge_irq, "bothedge"); + handler = handle_edge_irq; + name = "bothedge"; break; case IRQ_TYPE_LEVEL_HIGH: /* 1:0:1 */ au_writel(1 << bit, icr[2]); au_writel(1 << bit, icr[4]); au_writel(1 << bit, icr[0]); - set_irq_chip_and_handler_name(irq, chip, - handle_level_irq, "hilevel"); + handler = handle_level_irq; + name = "hilevel"; break; case IRQ_TYPE_LEVEL_LOW: /* 1:1:0 */ au_writel(1 << bit, icr[2]); au_writel(1 << bit, icr[1]); au_writel(1 << bit, icr[3]); - set_irq_chip_and_handler_name(irq, chip, - handle_level_irq, "lowlevel"); + handler = handle_level_irq; + name = "lowlevel"; break; case IRQ_TYPE_NONE: /* 0:0:0 */ au_writel(1 << bit, icr[5]); au_writel(1 << bit, icr[4]); au_writel(1 << bit, icr[3]); - /* set at least chip so we can call set_irq_type() on it */ - set_irq_chip(irq, chip); break; default: ret = -EINVAL; } + __irq_set_chip_handler_name_locked(d->irq, chip, handler, name); + au_sync(); return ret; @@ -504,11 +506,11 @@ static void __init au1000_init_irq(struct au1xxx_irqmap *map) */ for (i = AU1000_INTC0_INT_BASE; (i < AU1000_INTC0_INT_BASE + 32); i++) - au1x_ic_settype(i, IRQ_TYPE_NONE); + au1x_ic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE); for (i = AU1000_INTC1_INT_BASE; (i < AU1000_INTC1_INT_BASE + 32); i++) - au1x_ic_settype(i, IRQ_TYPE_NONE); + au1x_ic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE); /* * Initialize IC0, which is fixed per processor. @@ -526,7 +528,7 @@ static void __init au1000_init_irq(struct au1xxx_irqmap *map) au_writel(1 << bit, IC0_ASSIGNSET); } - au1x_ic_settype(irq_nr, map->im_type); + au1x_ic_settype(irq_get_irq_data(irq_nr), map->im_type); ++map; } diff --git a/arch/mips/alchemy/devboards/bcsr.c b/arch/mips/alchemy/devboards/bcsr.c index c52af8821da..f91c43a7d5d 100644 --- a/arch/mips/alchemy/devboards/bcsr.c +++ b/arch/mips/alchemy/devboards/bcsr.c @@ -97,26 +97,26 @@ static void bcsr_csc_handler(unsigned int irq, struct irq_desc *d) * CPLD generates tons of spurious interrupts (at least on my DB1200). * -- mlau */ -static void bcsr_irq_mask(unsigned int irq_nr) +static void bcsr_irq_mask(struct irq_data *d) { - unsigned short v = 1 << (irq_nr - bcsr_csc_base); + unsigned short v = 1 << (d->irq - bcsr_csc_base); __raw_writew(v, bcsr_virt + BCSR_REG_INTCLR); __raw_writew(v, bcsr_virt + BCSR_REG_MASKCLR); wmb(); } -static void bcsr_irq_maskack(unsigned int irq_nr) +static void bcsr_irq_maskack(struct irq_data *d) { - unsigned short v = 1 << (irq_nr - bcsr_csc_base); + unsigned short v = 1 << (d->irq - bcsr_csc_base); __raw_writew(v, bcsr_virt + BCSR_REG_INTCLR); __raw_writew(v, bcsr_virt + BCSR_REG_MASKCLR); __raw_writew(v, bcsr_virt + BCSR_REG_INTSTAT); /* ack */ wmb(); } -static void bcsr_irq_unmask(unsigned int irq_nr) +static void bcsr_irq_unmask(struct irq_data *d) { - unsigned short v = 1 << (irq_nr - bcsr_csc_base); + unsigned short v = 1 << (d->irq - bcsr_csc_base); __raw_writew(v, bcsr_virt + BCSR_REG_INTSET); __raw_writew(v, bcsr_virt + BCSR_REG_MASKSET); wmb(); @@ -124,9 +124,9 @@ static void bcsr_irq_unmask(unsigned int irq_nr) static struct irq_chip bcsr_irq_type = { .name = "CPLD", - .mask = bcsr_irq_mask, - .mask_ack = bcsr_irq_maskack, - .unmask = bcsr_irq_unmask, + .irq_mask = bcsr_irq_mask, + .irq_mask_ack = bcsr_irq_maskack, + .irq_unmask = bcsr_irq_unmask, }; void __init bcsr_init_irq(int csc_start, int csc_end, int hook_irq) -- cgit v1.2.3-70-g09d2 From 41d735e8705c5a2cffe64bc56624a4bb0519c1da Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:46 +0000 Subject: MIPS: AR7: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2174/ Signed-off-by: Ralf Baechle --- arch/mips/ar7/irq.c | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/ar7/irq.c b/arch/mips/ar7/irq.c index 4ec2642c568..a6484b60642 100644 --- a/arch/mips/ar7/irq.c +++ b/arch/mips/ar7/irq.c @@ -49,51 +49,51 @@ static int ar7_irq_base; -static void ar7_unmask_irq(unsigned int irq) +static void ar7_unmask_irq(struct irq_data *d) { - writel(1 << ((irq - ar7_irq_base) % 32), - REG(ESR_OFFSET(irq - ar7_irq_base))); + writel(1 << ((d->irq - ar7_irq_base) % 32), + REG(ESR_OFFSET(d->irq - ar7_irq_base))); } -static void ar7_mask_irq(unsigned int irq) +static void ar7_mask_irq(struct irq_data *d) { - writel(1 << ((irq - ar7_irq_base) % 32), - REG(ECR_OFFSET(irq - ar7_irq_base))); + writel(1 << ((d->irq - ar7_irq_base) % 32), + REG(ECR_OFFSET(d->irq - ar7_irq_base))); } -static void ar7_ack_irq(unsigned int irq) +static void ar7_ack_irq(struct irq_data *d) { - writel(1 << ((irq - ar7_irq_base) % 32), - REG(CR_OFFSET(irq - ar7_irq_base))); + writel(1 << ((d->irq - ar7_irq_base) % 32), + REG(CR_OFFSET(d->irq - ar7_irq_base))); } -static void ar7_unmask_sec_irq(unsigned int irq) +static void ar7_unmask_sec_irq(struct irq_data *d) { - writel(1 << (irq - ar7_irq_base - 40), REG(SEC_ESR_OFFSET)); + writel(1 << (d->irq - ar7_irq_base - 40), REG(SEC_ESR_OFFSET)); } -static void ar7_mask_sec_irq(unsigned int irq) +static void ar7_mask_sec_irq(struct irq_data *d) { - writel(1 << (irq - ar7_irq_base - 40), REG(SEC_ECR_OFFSET)); + writel(1 << (d->irq - ar7_irq_base - 40), REG(SEC_ECR_OFFSET)); } -static void ar7_ack_sec_irq(unsigned int irq) +static void ar7_ack_sec_irq(struct irq_data *d) { - writel(1 << (irq - ar7_irq_base - 40), REG(SEC_CR_OFFSET)); + writel(1 << (d->irq - ar7_irq_base - 40), REG(SEC_CR_OFFSET)); } static struct irq_chip ar7_irq_type = { .name = "AR7", - .unmask = ar7_unmask_irq, - .mask = ar7_mask_irq, - .ack = ar7_ack_irq + .irq_unmask = ar7_unmask_irq, + .irq_mask = ar7_mask_irq, + .irq_ack = ar7_ack_irq }; static struct irq_chip ar7_sec_irq_type = { .name = "AR7", - .unmask = ar7_unmask_sec_irq, - .mask = ar7_mask_sec_irq, - .ack = ar7_ack_sec_irq, + .irq_unmask = ar7_unmask_sec_irq, + .irq_mask = ar7_mask_sec_irq, + .irq_ack = ar7_ack_sec_irq, }; static struct irqaction ar7_cascade_action = { -- cgit v1.2.3-70-g09d2 From 3fb8818bd2ed2030f00678da090adff36739bf20 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:47 +0000 Subject: MIPS: ath79: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2175/ Signed-off-by: Ralf Baechle --- arch/mips/ath79/irq.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/ath79/irq.c b/arch/mips/ath79/irq.c index 040762abdcd..7c02bc948a3 100644 --- a/arch/mips/ath79/irq.c +++ b/arch/mips/ath79/irq.c @@ -62,13 +62,12 @@ static void ath79_misc_irq_handler(unsigned int irq, struct irq_desc *desc) spurious_interrupt(); } -static void ar71xx_misc_irq_unmask(unsigned int irq) +static void ar71xx_misc_irq_unmask(struct irq_data *d) { + unsigned int irq = d->irq - ATH79_MISC_IRQ_BASE; void __iomem *base = ath79_reset_base; u32 t; - irq -= ATH79_MISC_IRQ_BASE; - t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE); __raw_writel(t | (1 << irq), base + AR71XX_RESET_REG_MISC_INT_ENABLE); @@ -76,13 +75,12 @@ static void ar71xx_misc_irq_unmask(unsigned int irq) __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE); } -static void ar71xx_misc_irq_mask(unsigned int irq) +static void ar71xx_misc_irq_mask(struct irq_data *d) { + unsigned int irq = d->irq - ATH79_MISC_IRQ_BASE; void __iomem *base = ath79_reset_base; u32 t; - irq -= ATH79_MISC_IRQ_BASE; - t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE); __raw_writel(t & ~(1 << irq), base + AR71XX_RESET_REG_MISC_INT_ENABLE); @@ -90,13 +88,12 @@ static void ar71xx_misc_irq_mask(unsigned int irq) __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE); } -static void ar724x_misc_irq_ack(unsigned int irq) +static void ar724x_misc_irq_ack(struct irq_data *d) { + unsigned int irq = d->irq - ATH79_MISC_IRQ_BASE; void __iomem *base = ath79_reset_base; u32 t; - irq -= ATH79_MISC_IRQ_BASE; - t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_STATUS); __raw_writel(t & ~(1 << irq), base + AR71XX_RESET_REG_MISC_INT_STATUS); @@ -106,8 +103,8 @@ static void ar724x_misc_irq_ack(unsigned int irq) static struct irq_chip ath79_misc_irq_chip = { .name = "MISC", - .unmask = ar71xx_misc_irq_unmask, - .mask = ar71xx_misc_irq_mask, + .irq_unmask = ar71xx_misc_irq_unmask, + .irq_mask = ar71xx_misc_irq_mask, }; static void __init ath79_misc_irq_init(void) @@ -119,9 +116,9 @@ static void __init ath79_misc_irq_init(void) __raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_STATUS); if (soc_is_ar71xx() || soc_is_ar913x()) - ath79_misc_irq_chip.mask_ack = ar71xx_misc_irq_mask; + ath79_misc_irq_chip.irq_mask_ack = ar71xx_misc_irq_mask; else if (soc_is_ar724x()) - ath79_misc_irq_chip.ack = ar724x_misc_irq_ack; + ath79_misc_irq_chip.irq_ack = ar724x_misc_irq_ack; else BUG(); -- cgit v1.2.3-70-g09d2 From 93f293610446f10fd13de9f18b4d0300f0d89279 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:47 +0000 Subject: MIPS: bcm63xx: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2176/ Signed-off-by: Ralf Baechle --- arch/mips/bcm63xx/irq.c | 77 ++++++++++++++++++++----------------------------- 1 file changed, 32 insertions(+), 45 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/bcm63xx/irq.c b/arch/mips/bcm63xx/irq.c index 3be87f2422f..1691531aa34 100644 --- a/arch/mips/bcm63xx/irq.c +++ b/arch/mips/bcm63xx/irq.c @@ -76,88 +76,80 @@ asmlinkage void plat_irq_dispatch(void) * internal IRQs operations: only mask/unmask on PERF irq mask * register. */ -static inline void bcm63xx_internal_irq_mask(unsigned int irq) +static inline void bcm63xx_internal_irq_mask(struct irq_data *d) { + unsigned int irq = d->irq - IRQ_INTERNAL_BASE; u32 mask; - irq -= IRQ_INTERNAL_BASE; mask = bcm_perf_readl(PERF_IRQMASK_REG); mask &= ~(1 << irq); bcm_perf_writel(mask, PERF_IRQMASK_REG); } -static void bcm63xx_internal_irq_unmask(unsigned int irq) +static void bcm63xx_internal_irq_unmask(struct irq_data *d) { + unsigned int irq = d->irq - IRQ_INTERNAL_BASE; u32 mask; - irq -= IRQ_INTERNAL_BASE; mask = bcm_perf_readl(PERF_IRQMASK_REG); mask |= (1 << irq); bcm_perf_writel(mask, PERF_IRQMASK_REG); } -static unsigned int bcm63xx_internal_irq_startup(unsigned int irq) -{ - bcm63xx_internal_irq_unmask(irq); - return 0; -} - /* * external IRQs operations: mask/unmask and clear on PERF external * irq control register. */ -static void bcm63xx_external_irq_mask(unsigned int irq) +static void bcm63xx_external_irq_mask(struct irq_data *d) { + unsigned int irq = d->irq - IRQ_EXT_BASE; u32 reg; - irq -= IRQ_EXT_BASE; reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG); reg &= ~EXTIRQ_CFG_MASK(irq); bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG); } -static void bcm63xx_external_irq_unmask(unsigned int irq) +static void bcm63xx_external_irq_unmask(struct irq_data *d) { + unsigned int irq = d->irq - IRQ_EXT_BASE; u32 reg; - irq -= IRQ_EXT_BASE; reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG); reg |= EXTIRQ_CFG_MASK(irq); bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG); } -static void bcm63xx_external_irq_clear(unsigned int irq) +static void bcm63xx_external_irq_clear(struct irq_data *d) { + unsigned int irq = d->irq - IRQ_EXT_BASE; u32 reg; - irq -= IRQ_EXT_BASE; reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG); reg |= EXTIRQ_CFG_CLEAR(irq); bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG); } -static unsigned int bcm63xx_external_irq_startup(unsigned int irq) +static unsigned int bcm63xx_external_irq_startup(struct irq_data *d) { - set_c0_status(0x100 << (irq - IRQ_MIPS_BASE)); + set_c0_status(0x100 << (d->irq - IRQ_MIPS_BASE)); irq_enable_hazard(); - bcm63xx_external_irq_unmask(irq); + bcm63xx_external_irq_unmask(d); return 0; } -static void bcm63xx_external_irq_shutdown(unsigned int irq) +static void bcm63xx_external_irq_shutdown(struct irq_data *d) { - bcm63xx_external_irq_mask(irq); - clear_c0_status(0x100 << (irq - IRQ_MIPS_BASE)); + bcm63xx_external_irq_mask(d); + clear_c0_status(0x100 << (d->irq - IRQ_MIPS_BASE)); irq_disable_hazard(); } -static int bcm63xx_external_irq_set_type(unsigned int irq, +static int bcm63xx_external_irq_set_type(struct irq_data *d, unsigned int flow_type) { + unsigned int irq = d->irq - IRQ_EXT_BASE; u32 reg; - struct irq_desc *desc = irq_desc + irq; - - irq -= IRQ_EXT_BASE; flow_type &= IRQ_TYPE_SENSE_MASK; @@ -199,37 +191,32 @@ static int bcm63xx_external_irq_set_type(unsigned int irq, } bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG); - if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) { - desc->status |= IRQ_LEVEL; - desc->handle_irq = handle_level_irq; - } else { - desc->handle_irq = handle_edge_irq; - } + irqd_set_trigger_type(d, flow_type); + if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) + __irq_set_handler_locked(d->irq, handle_level_irq); + else + __irq_set_handler_locked(d->irq, handle_edge_irq); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } static struct irq_chip bcm63xx_internal_irq_chip = { .name = "bcm63xx_ipic", - .startup = bcm63xx_internal_irq_startup, - .shutdown = bcm63xx_internal_irq_mask, - - .mask = bcm63xx_internal_irq_mask, - .mask_ack = bcm63xx_internal_irq_mask, - .unmask = bcm63xx_internal_irq_unmask, + .irq_mask = bcm63xx_internal_irq_mask, + .irq_unmask = bcm63xx_internal_irq_unmask, }; static struct irq_chip bcm63xx_external_irq_chip = { .name = "bcm63xx_epic", - .startup = bcm63xx_external_irq_startup, - .shutdown = bcm63xx_external_irq_shutdown, + .irq_startup = bcm63xx_external_irq_startup, + .irq_shutdown = bcm63xx_external_irq_shutdown, - .ack = bcm63xx_external_irq_clear, + .irq_ack = bcm63xx_external_irq_clear, - .mask = bcm63xx_external_irq_mask, - .unmask = bcm63xx_external_irq_unmask, + .irq_mask = bcm63xx_external_irq_mask, + .irq_unmask = bcm63xx_external_irq_unmask, - .set_type = bcm63xx_external_irq_set_type, + .irq_set_type = bcm63xx_external_irq_set_type, }; static struct irqaction cpu_ip2_cascade_action = { -- cgit v1.2.3-70-g09d2 From 009c200a66a27c34c92ad02ac8c9758e6d0e34e3 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:51 +0000 Subject: MIPS: DEC: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2178/ Signed-off-by: Ralf Baechle --- arch/mips/dec/ioasic-irq.c | 60 +++++++++++----------------------------------- arch/mips/dec/kn02-irq.c | 23 ++++++++---------- 2 files changed, 24 insertions(+), 59 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/dec/ioasic-irq.c b/arch/mips/dec/ioasic-irq.c index cb41954fc32..8d9a5fc607e 100644 --- a/arch/mips/dec/ioasic-irq.c +++ b/arch/mips/dec/ioasic-irq.c @@ -17,80 +17,48 @@ #include #include - static int ioasic_irq_base; - -static inline void unmask_ioasic_irq(unsigned int irq) +static void unmask_ioasic_irq(struct irq_data *d) { u32 simr; simr = ioasic_read(IO_REG_SIMR); - simr |= (1 << (irq - ioasic_irq_base)); + simr |= (1 << (d->irq - ioasic_irq_base)); ioasic_write(IO_REG_SIMR, simr); } -static inline void mask_ioasic_irq(unsigned int irq) +static void mask_ioasic_irq(struct irq_data *d) { u32 simr; simr = ioasic_read(IO_REG_SIMR); - simr &= ~(1 << (irq - ioasic_irq_base)); + simr &= ~(1 << (d->irq - ioasic_irq_base)); ioasic_write(IO_REG_SIMR, simr); } -static inline void clear_ioasic_irq(unsigned int irq) +static void ack_ioasic_irq(struct irq_data *d) { - u32 sir; - - sir = ~(1 << (irq - ioasic_irq_base)); - ioasic_write(IO_REG_SIR, sir); -} - -static inline void ack_ioasic_irq(unsigned int irq) -{ - mask_ioasic_irq(irq); + mask_ioasic_irq(d); fast_iob(); } -static inline void end_ioasic_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - unmask_ioasic_irq(irq); -} - static struct irq_chip ioasic_irq_type = { .name = "IO-ASIC", - .ack = ack_ioasic_irq, - .mask = mask_ioasic_irq, - .mask_ack = ack_ioasic_irq, - .unmask = unmask_ioasic_irq, + .irq_ack = ack_ioasic_irq, + .irq_mask = mask_ioasic_irq, + .irq_mask_ack = ack_ioasic_irq, + .irq_unmask = unmask_ioasic_irq, }; - -#define unmask_ioasic_dma_irq unmask_ioasic_irq - -#define mask_ioasic_dma_irq mask_ioasic_irq - -#define ack_ioasic_dma_irq ack_ioasic_irq - -static inline void end_ioasic_dma_irq(unsigned int irq) -{ - clear_ioasic_irq(irq); - fast_iob(); - end_ioasic_irq(irq); -} - static struct irq_chip ioasic_dma_irq_type = { .name = "IO-ASIC-DMA", - .ack = ack_ioasic_dma_irq, - .mask = mask_ioasic_dma_irq, - .mask_ack = ack_ioasic_dma_irq, - .unmask = unmask_ioasic_dma_irq, - .end = end_ioasic_dma_irq, + .irq_ack = ack_ioasic_irq, + .irq_mask = mask_ioasic_irq, + .irq_mask_ack = ack_ioasic_irq, + .irq_unmask = unmask_ioasic_irq, }; - void __init init_ioasic_irqs(int base) { int i; diff --git a/arch/mips/dec/kn02-irq.c b/arch/mips/dec/kn02-irq.c index ed90a8deabc..ef31d98c4fb 100644 --- a/arch/mips/dec/kn02-irq.c +++ b/arch/mips/dec/kn02-irq.c @@ -27,43 +27,40 @@ */ u32 cached_kn02_csr; - static int kn02_irq_base; - -static inline void unmask_kn02_irq(unsigned int irq) +static void unmask_kn02_irq(struct irq_data *d) { volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE + KN02_CSR); - cached_kn02_csr |= (1 << (irq - kn02_irq_base + 16)); + cached_kn02_csr |= (1 << (d->irq - kn02_irq_base + 16)); *csr = cached_kn02_csr; } -static inline void mask_kn02_irq(unsigned int irq) +static void mask_kn02_irq(struct irq_data *d) { volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE + KN02_CSR); - cached_kn02_csr &= ~(1 << (irq - kn02_irq_base + 16)); + cached_kn02_csr &= ~(1 << (d->irq - kn02_irq_base + 16)); *csr = cached_kn02_csr; } -static void ack_kn02_irq(unsigned int irq) +static void ack_kn02_irq(struct irq_data *d) { - mask_kn02_irq(irq); + mask_kn02_irq(d); iob(); } static struct irq_chip kn02_irq_type = { .name = "KN02-CSR", - .ack = ack_kn02_irq, - .mask = mask_kn02_irq, - .mask_ack = ack_kn02_irq, - .unmask = unmask_kn02_irq, + .irq_ack = ack_kn02_irq, + .irq_mask = mask_kn02_irq, + .irq_mask_ack = ack_kn02_irq, + .irq_unmask = unmask_kn02_irq, }; - void __init init_kn02_irqs(int base) { volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE + -- cgit v1.2.3-70-g09d2 From 90a568f7bb9eab60958d47903f4c655cd9935148 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:51 +0000 Subject: MIPS: EMMA: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2179/ Signed-off-by: Ralf Baechle --- arch/mips/emma/markeins/irq.c | 67 +++++++++++++++++-------------------------- 1 file changed, 27 insertions(+), 40 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/emma/markeins/irq.c b/arch/mips/emma/markeins/irq.c index 3a96799eb65..9b1207ae225 100644 --- a/arch/mips/emma/markeins/irq.c +++ b/arch/mips/emma/markeins/irq.c @@ -34,13 +34,10 @@ #include -static void emma2rh_irq_enable(unsigned int irq) +static void emma2rh_irq_enable(struct irq_data *d) { - u32 reg_value; - u32 reg_bitmask; - u32 reg_index; - - irq -= EMMA2RH_IRQ_BASE; + unsigned int irq = d->irq - EMMA2RH_IRQ_BASE; + u32 reg_value, reg_bitmask, reg_index; reg_index = EMMA2RH_BHIF_INT_EN_0 + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * (irq / 32); @@ -49,13 +46,10 @@ static void emma2rh_irq_enable(unsigned int irq) emma2rh_out32(reg_index, reg_value | reg_bitmask); } -static void emma2rh_irq_disable(unsigned int irq) +static void emma2rh_irq_disable(struct irq_data *d) { - u32 reg_value; - u32 reg_bitmask; - u32 reg_index; - - irq -= EMMA2RH_IRQ_BASE; + unsigned int irq = d->irq - EMMA2RH_IRQ_BASE; + u32 reg_value, reg_bitmask, reg_index; reg_index = EMMA2RH_BHIF_INT_EN_0 + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * (irq / 32); @@ -66,10 +60,8 @@ static void emma2rh_irq_disable(unsigned int irq) struct irq_chip emma2rh_irq_controller = { .name = "emma2rh_irq", - .ack = emma2rh_irq_disable, - .mask = emma2rh_irq_disable, - .mask_ack = emma2rh_irq_disable, - .unmask = emma2rh_irq_enable, + .irq_mask = emma2rh_irq_disable, + .irq_unmask = emma2rh_irq_enable, }; void emma2rh_irq_init(void) @@ -82,23 +74,21 @@ void emma2rh_irq_init(void) handle_level_irq, "level"); } -static void emma2rh_sw_irq_enable(unsigned int irq) +static void emma2rh_sw_irq_enable(struct irq_data *d) { + unsigned int irq = d->irq - EMMA2RH_SW_IRQ_BASE; u32 reg; - irq -= EMMA2RH_SW_IRQ_BASE; - reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); reg |= 1 << irq; emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); } -static void emma2rh_sw_irq_disable(unsigned int irq) +static void emma2rh_sw_irq_disable(struct irq_data *d) { + unsigned int irq = d->irq - EMMA2RH_SW_IRQ_BASE; u32 reg; - irq -= EMMA2RH_SW_IRQ_BASE; - reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); reg &= ~(1 << irq); emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); @@ -106,10 +96,8 @@ static void emma2rh_sw_irq_disable(unsigned int irq) struct irq_chip emma2rh_sw_irq_controller = { .name = "emma2rh_sw_irq", - .ack = emma2rh_sw_irq_disable, - .mask = emma2rh_sw_irq_disable, - .mask_ack = emma2rh_sw_irq_disable, - .unmask = emma2rh_sw_irq_enable, + .irq_mask = emma2rh_sw_irq_disable, + .irq_unmask = emma2rh_sw_irq_enable, }; void emma2rh_sw_irq_init(void) @@ -122,39 +110,38 @@ void emma2rh_sw_irq_init(void) handle_level_irq, "level"); } -static void emma2rh_gpio_irq_enable(unsigned int irq) +static void emma2rh_gpio_irq_enable(struct irq_data *d) { + unsigned int irq = d->irq - EMMA2RH_GPIO_IRQ_BASE; u32 reg; - irq -= EMMA2RH_GPIO_IRQ_BASE; - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); reg |= 1 << irq; emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); } -static void emma2rh_gpio_irq_disable(unsigned int irq) +static void emma2rh_gpio_irq_disable(struct irq_data *d) { + unsigned int irq = d->irq - EMMA2RH_GPIO_IRQ_BASE; u32 reg; - irq -= EMMA2RH_GPIO_IRQ_BASE; - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); reg &= ~(1 << irq); emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); } -static void emma2rh_gpio_irq_ack(unsigned int irq) +static void emma2rh_gpio_irq_ack(struct irq_data *d) { - irq -= EMMA2RH_GPIO_IRQ_BASE; + unsigned int irq = d->irq - EMMA2RH_GPIO_IRQ_BASE; + emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq)); } -static void emma2rh_gpio_irq_mask_ack(unsigned int irq) +static void emma2rh_gpio_irq_mask_ack(struct irq_data *d) { + unsigned int irq = d->irq - EMMA2RH_GPIO_IRQ_BASE; u32 reg; - irq -= EMMA2RH_GPIO_IRQ_BASE; emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq)); reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); @@ -164,10 +151,10 @@ static void emma2rh_gpio_irq_mask_ack(unsigned int irq) struct irq_chip emma2rh_gpio_irq_controller = { .name = "emma2rh_gpio_irq", - .ack = emma2rh_gpio_irq_ack, - .mask = emma2rh_gpio_irq_disable, - .mask_ack = emma2rh_gpio_irq_mask_ack, - .unmask = emma2rh_gpio_irq_enable, + .irq_ack = emma2rh_gpio_irq_ack, + .irq_mask = emma2rh_gpio_irq_disable, + .irq_mask_ack = emma2rh_gpio_irq_mask_ack, + .irq_unmask = emma2rh_gpio_irq_enable, }; void emma2rh_gpio_irq_init(void) -- cgit v1.2.3-70-g09d2 From db00bed4baa8951b579519e90d8d7f215db2827a Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:52 +0000 Subject: MIPS: JAZZ: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2180/ Signed-off-by: Ralf Baechle --- arch/mips/jazz/irq.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c index 35b3e2f0af0..40f7c6b1e26 100644 --- a/arch/mips/jazz/irq.c +++ b/arch/mips/jazz/irq.c @@ -23,9 +23,9 @@ static DEFINE_RAW_SPINLOCK(r4030_lock); -static void enable_r4030_irq(unsigned int irq) +static void enable_r4030_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq - JAZZ_IRQ_START); + unsigned int mask = 1 << (d->irq - JAZZ_IRQ_START); unsigned long flags; raw_spin_lock_irqsave(&r4030_lock, flags); @@ -34,9 +34,9 @@ static void enable_r4030_irq(unsigned int irq) raw_spin_unlock_irqrestore(&r4030_lock, flags); } -void disable_r4030_irq(unsigned int irq) +void disable_r4030_irq(struct irq_data *d) { - unsigned int mask = ~(1 << (irq - JAZZ_IRQ_START)); + unsigned int mask = ~(1 << (d->irq - JAZZ_IRQ_START)); unsigned long flags; raw_spin_lock_irqsave(&r4030_lock, flags); @@ -47,10 +47,8 @@ void disable_r4030_irq(unsigned int irq) static struct irq_chip r4030_irq_type = { .name = "R4030", - .ack = disable_r4030_irq, - .mask = disable_r4030_irq, - .mask_ack = disable_r4030_irq, - .unmask = enable_r4030_irq, + .irq_mask = disable_r4030_irq, + .irq_unmask = enable_r4030_irq, }; void __init init_r4030_ints(void) -- cgit v1.2.3-70-g09d2 From 42b64f388c171a7a1a8962d93d9bae2c04da7738 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:53 +0000 Subject: MIPS: JZ4740: Convert to new irq functions Convert the JZ4740 intc and gpio irq chips to use newstyle irq functions. Signed-off-by: Lars-Peter Clausen Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2181/ Signed-off-by: Ralf Baechle --- arch/mips/jz4740/gpio.c | 93 +++++++++++++++++++++++++------------------------ arch/mips/jz4740/irq.c | 32 ++++++++++------- 2 files changed, 67 insertions(+), 58 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c index 88e6aeda5bf..1e28b758de1 100644 --- a/arch/mips/jz4740/gpio.c +++ b/arch/mips/jz4740/gpio.c @@ -102,9 +102,9 @@ static inline struct jz_gpio_chip *gpio_chip_to_jz_gpio_chip(struct gpio_chip *g return container_of(gpio_chip, struct jz_gpio_chip, gpio_chip); } -static inline struct jz_gpio_chip *irq_to_jz_gpio_chip(unsigned int irq) +static inline struct jz_gpio_chip *irq_to_jz_gpio_chip(struct irq_data *data) { - return get_irq_chip_data(irq); + return irq_data_get_irq_chip_data(data); } static inline void jz_gpio_write_bit(unsigned int gpio, unsigned int reg) @@ -325,62 +325,63 @@ static void jz_gpio_irq_demux_handler(unsigned int irq, struct irq_desc *desc) generic_handle_irq(gpio_irq); }; -static inline void jz_gpio_set_irq_bit(unsigned int irq, unsigned int reg) +static inline void jz_gpio_set_irq_bit(struct irq_data *data, unsigned int reg) { - struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(irq); - writel(IRQ_TO_BIT(irq), chip->base + reg); + struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); + writel(IRQ_TO_BIT(data->irq), chip->base + reg); } -static void jz_gpio_irq_mask(unsigned int irq) +static void jz_gpio_irq_mask(struct irq_data *data) { - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_MASK_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_MASK_SET); }; -static void jz_gpio_irq_unmask(unsigned int irq) +static void jz_gpio_irq_unmask(struct irq_data *data) { - struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(irq); + struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); - jz_gpio_check_trigger_both(chip, irq); + jz_gpio_check_trigger_both(chip, data->irq); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_MASK_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_MASK_CLEAR); }; /* TODO: Check if function is gpio */ -static unsigned int jz_gpio_irq_startup(unsigned int irq) +static unsigned int jz_gpio_irq_startup(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(irq); + struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_SELECT_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_SELECT_SET); desc->status &= ~IRQ_MASKED; - jz_gpio_irq_unmask(irq); + jz_gpio_irq_unmask(data); return 0; } -static void jz_gpio_irq_shutdown(unsigned int irq) +static void jz_gpio_irq_shutdown(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(irq); + struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_irq_mask(irq); + jz_gpio_irq_mask(data); desc->status |= IRQ_MASKED; /* Set direction to input */ - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_DIRECTION_CLEAR); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_SELECT_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_SELECT_CLEAR); } -static void jz_gpio_irq_ack(unsigned int irq) +static void jz_gpio_irq_ack(struct irq_data *data) { - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_FLAG_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_FLAG_CLEAR); }; -static int jz_gpio_irq_set_type(unsigned int irq, unsigned int flow_type) +static int jz_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type) { - struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(irq); - struct irq_desc *desc = irq_to_desc(irq); + struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); + struct irq_desc *desc = irq_to_desc(data->irq); + unsigned int irq = data->irq; - jz_gpio_irq_mask(irq); + jz_gpio_irq_mask(data); if (flow_type == IRQ_TYPE_EDGE_BOTH) { uint32_t value = readl(chip->base + JZ_REG_GPIO_PIN); @@ -395,39 +396,39 @@ static int jz_gpio_irq_set_type(unsigned int irq, unsigned int flow_type) switch (flow_type) { case IRQ_TYPE_EDGE_RISING: - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_DIRECTION_SET); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_TRIGGER_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_TRIGGER_SET); break; case IRQ_TYPE_EDGE_FALLING: - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_DIRECTION_CLEAR); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_TRIGGER_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_TRIGGER_SET); break; case IRQ_TYPE_LEVEL_HIGH: - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_DIRECTION_SET); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_TRIGGER_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_SET); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_TRIGGER_CLEAR); break; case IRQ_TYPE_LEVEL_LOW: - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_DIRECTION_CLEAR); - jz_gpio_set_irq_bit(irq, JZ_REG_GPIO_TRIGGER_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_CLEAR); + jz_gpio_set_irq_bit(data, JZ_REG_GPIO_TRIGGER_CLEAR); break; default: return -EINVAL; } if (!(desc->status & IRQ_MASKED)) - jz_gpio_irq_unmask(irq); + jz_gpio_irq_unmask(data); return 0; } -static int jz_gpio_irq_set_wake(unsigned int irq, unsigned int on) +static int jz_gpio_irq_set_wake(struct irq_data *data, unsigned int on) { - struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(irq); + struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); spin_lock(&chip->lock); if (on) - chip->wakeup |= IRQ_TO_BIT(irq); + chip->wakeup |= IRQ_TO_BIT(data->irq); else - chip->wakeup &= ~IRQ_TO_BIT(irq); + chip->wakeup &= ~IRQ_TO_BIT(data->irq); spin_unlock(&chip->lock); set_irq_wake(chip->irq, on); @@ -454,13 +455,13 @@ static struct lock_class_key gpio_lock_class; }, \ .irq_chip = { \ .name = "GPIO Bank " # _bank, \ - .mask = jz_gpio_irq_mask, \ - .unmask = jz_gpio_irq_unmask, \ - .ack = jz_gpio_irq_ack, \ - .startup = jz_gpio_irq_startup, \ - .shutdown = jz_gpio_irq_shutdown, \ - .set_type = jz_gpio_irq_set_type, \ - .set_wake = jz_gpio_irq_set_wake, \ + .irq_mask = jz_gpio_irq_mask, \ + .irq_unmask = jz_gpio_irq_unmask, \ + .irq_ack = jz_gpio_irq_ack, \ + .irq_startup = jz_gpio_irq_startup, \ + .irq_shutdown = jz_gpio_irq_shutdown, \ + .irq_set_type = jz_gpio_irq_set_type, \ + .irq_set_wake = jz_gpio_irq_set_wake, \ }, \ } diff --git a/arch/mips/jz4740/irq.c b/arch/mips/jz4740/irq.c index 7d33ff83580..dcc5593a938 100644 --- a/arch/mips/jz4740/irq.c +++ b/arch/mips/jz4740/irq.c @@ -43,32 +43,37 @@ static uint32_t jz_intc_saved; #define IRQ_BIT(x) BIT((x) - JZ4740_IRQ_BASE) -static void intc_irq_unmask(unsigned int irq) +static inline unsigned long intc_irq_bit(struct irq_data *data) { - writel(IRQ_BIT(irq), jz_intc_base + JZ_REG_INTC_CLEAR_MASK); + return (unsigned long)irq_data_get_irq_chip_data(data); } -static void intc_irq_mask(unsigned int irq) +static void intc_irq_unmask(struct irq_data *data) { - writel(IRQ_BIT(irq), jz_intc_base + JZ_REG_INTC_SET_MASK); + writel(intc_irq_bit(data), jz_intc_base + JZ_REG_INTC_CLEAR_MASK); } -static int intc_irq_set_wake(unsigned int irq, unsigned int on) +static void intc_irq_mask(struct irq_data *data) +{ + writel(intc_irq_bit(data), jz_intc_base + JZ_REG_INTC_SET_MASK); +} + +static int intc_irq_set_wake(struct irq_data *data, unsigned int on) { if (on) - jz_intc_wakeup |= IRQ_BIT(irq); + jz_intc_wakeup |= intc_irq_bit(data); else - jz_intc_wakeup &= ~IRQ_BIT(irq); + jz_intc_wakeup &= ~intc_irq_bit(data); return 0; } static struct irq_chip intc_irq_type = { .name = "INTC", - .mask = intc_irq_mask, - .mask_ack = intc_irq_mask, - .unmask = intc_irq_unmask, - .set_wake = intc_irq_set_wake, + .irq_mask = intc_irq_mask, + .irq_mask_ack = intc_irq_mask, + .irq_unmask = intc_irq_unmask, + .irq_set_wake = intc_irq_set_wake, }; static irqreturn_t jz4740_cascade(int irq, void *data) @@ -95,8 +100,11 @@ void __init arch_init_irq(void) jz_intc_base = ioremap(JZ4740_INTC_BASE_ADDR, 0x14); + /* Mask all irqs */ + writel(0xffffffff, jz_intc_base + JZ_REG_INTC_SET_MASK); + for (i = JZ4740_IRQ_BASE; i < JZ4740_IRQ_BASE + 32; i++) { - intc_irq_mask(i); + set_irq_chip_data(i, (void *)IRQ_BIT(i)); set_irq_chip_and_handler(i, &intc_irq_type, handle_level_irq); } -- cgit v1.2.3-70-g09d2 From cd11d14de91809ff3a150f823965a5b4209cad84 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Wed, 23 Mar 2011 21:08:54 +0000 Subject: MIPS: JZ4740: GPIO: Use shared irq chip for all gpios Currently there is one irq_chip per gpio_chip with the only difference being the name. Since the information whether the irq belong to GPIO bank A, B, C or D is not that important rewrite the code to simply use a single irq_chip for all gpio_chips. Signed-off-by: Lars-Peter Clausen Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2182/ Signed-off-by: Ralf Baechle --- arch/mips/jz4740/gpio.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c index 1e28b758de1..9bb0770fa76 100644 --- a/arch/mips/jz4740/gpio.c +++ b/arch/mips/jz4740/gpio.c @@ -86,7 +86,6 @@ struct jz_gpio_chip { spinlock_t lock; struct gpio_chip gpio_chip; - struct irq_chip irq_chip; struct sys_device sysdev; }; @@ -435,6 +434,17 @@ static int jz_gpio_irq_set_wake(struct irq_data *data, unsigned int on) return 0; } +static struct irq_chip jz_gpio_irq_chip = { + .name = "GPIO", + .irq_mask = jz_gpio_irq_mask, + .irq_unmask = jz_gpio_irq_unmask, + .irq_ack = jz_gpio_irq_ack, + .irq_startup = jz_gpio_irq_startup, + .irq_shutdown = jz_gpio_irq_shutdown, + .irq_set_type = jz_gpio_irq_set_type, + .irq_set_wake = jz_gpio_irq_set_wake, +}; + /* * This lock class tells lockdep that GPIO irqs are in a different * category than their parents, so it won't report false recursion. @@ -453,16 +463,6 @@ static struct lock_class_key gpio_lock_class; .base = JZ4740_GPIO_BASE_ ## _bank, \ .ngpio = JZ4740_GPIO_NUM_ ## _bank, \ }, \ - .irq_chip = { \ - .name = "GPIO Bank " # _bank, \ - .irq_mask = jz_gpio_irq_mask, \ - .irq_unmask = jz_gpio_irq_unmask, \ - .irq_ack = jz_gpio_irq_ack, \ - .irq_startup = jz_gpio_irq_startup, \ - .irq_shutdown = jz_gpio_irq_shutdown, \ - .irq_set_type = jz_gpio_irq_set_type, \ - .irq_set_wake = jz_gpio_irq_set_wake, \ - }, \ } static struct jz_gpio_chip jz4740_gpio_chips[] = { @@ -529,7 +529,8 @@ static int jz4740_gpio_chip_init(struct jz_gpio_chip *chip, unsigned int id) for (irq = chip->irq_base; irq < chip->irq_base + chip->gpio_chip.ngpio; ++irq) { lockdep_set_class(&irq_desc[irq].lock, &gpio_lock_class); set_irq_chip_data(irq, chip); - set_irq_chip_and_handler(irq, &chip->irq_chip, handle_level_irq); + set_irq_chip_and_handler(irq, &jz_gpio_irq_chip, + handle_level_irq); } return 0; -- cgit v1.2.3-70-g09d2 From fe92a238263991c81e0910e0b2f56ed969ec160d Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Wed, 23 Mar 2011 21:08:55 +0000 Subject: MIPS: JZ4740: Cleanup the mechanical irq_chip conversion The conversion did not make use of the new chip flag which signals the core code to mask the chip before calling the set_type callback. Sigh. Use the new lockdep helper as well. Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2183/ Signed-off-by: Ralf Baechle --- arch/mips/jz4740/gpio.c | 17 ++--------------- 1 file changed, 2 insertions(+), 15 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c index 9bb0770fa76..bd2fc29b95e 100644 --- a/arch/mips/jz4740/gpio.c +++ b/arch/mips/jz4740/gpio.c @@ -347,22 +347,14 @@ static void jz_gpio_irq_unmask(struct irq_data *data) /* TODO: Check if function is gpio */ static unsigned int jz_gpio_irq_startup(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_set_irq_bit(data, JZ_REG_GPIO_SELECT_SET); - - desc->status &= ~IRQ_MASKED; jz_gpio_irq_unmask(data); - return 0; } static void jz_gpio_irq_shutdown(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_irq_mask(data); - desc->status |= IRQ_MASKED; /* Set direction to input */ jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_CLEAR); @@ -377,11 +369,8 @@ static void jz_gpio_irq_ack(struct irq_data *data) static int jz_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type) { struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); - struct irq_desc *desc = irq_to_desc(data->irq); unsigned int irq = data->irq; - jz_gpio_irq_mask(data); - if (flow_type == IRQ_TYPE_EDGE_BOTH) { uint32_t value = readl(chip->base + JZ_REG_GPIO_PIN); if (value & IRQ_TO_BIT(irq)) @@ -414,9 +403,6 @@ static int jz_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type) return -EINVAL; } - if (!(desc->status & IRQ_MASKED)) - jz_gpio_irq_unmask(data); - return 0; } @@ -443,6 +429,7 @@ static struct irq_chip jz_gpio_irq_chip = { .irq_shutdown = jz_gpio_irq_shutdown, .irq_set_type = jz_gpio_irq_set_type, .irq_set_wake = jz_gpio_irq_set_wake, + .flags = IRQCHIP_SET_TYPE_MASKED, }; /* @@ -527,7 +514,7 @@ static int jz4740_gpio_chip_init(struct jz_gpio_chip *chip, unsigned int id) set_irq_chained_handler(chip->irq, jz_gpio_irq_demux_handler); for (irq = chip->irq_base; irq < chip->irq_base + chip->gpio_chip.ngpio; ++irq) { - lockdep_set_class(&irq_desc[irq].lock, &gpio_lock_class); + irq_set_lockdep_class(irq, &gpio_lock_class); set_irq_chip_data(irq, chip); set_irq_chip_and_handler(irq, &jz_gpio_irq_chip, handle_level_irq); -- cgit v1.2.3-70-g09d2 From 9fcecaf02dbde08337323bcca7917ec0baad0cc2 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:56 +0000 Subject: MIPS: LASAt: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2184/ Signed-off-by: Ralf Baechle --- arch/mips/lasat/interrupt.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c index 1353fb135ed..670e3e70d19 100644 --- a/arch/mips/lasat/interrupt.c +++ b/arch/mips/lasat/interrupt.c @@ -32,24 +32,24 @@ static volatile int *lasat_int_status; static volatile int *lasat_int_mask; static volatile int lasat_int_mask_shift; -void disable_lasat_irq(unsigned int irq_nr) +void disable_lasat_irq(struct irq_data *d) { - irq_nr -= LASAT_IRQ_BASE; + unsigned int irq_nr = d->irq - LASAT_IRQ_BASE; + *lasat_int_mask &= ~(1 << irq_nr) << lasat_int_mask_shift; } -void enable_lasat_irq(unsigned int irq_nr) +void enable_lasat_irq(struct irq_data *d) { - irq_nr -= LASAT_IRQ_BASE; + unsigned int irq_nr = d->irq - LASAT_IRQ_BASE; + *lasat_int_mask |= (1 << irq_nr) << lasat_int_mask_shift; } static struct irq_chip lasat_irq_type = { .name = "Lasat", - .ack = disable_lasat_irq, - .mask = disable_lasat_irq, - .mask_ack = disable_lasat_irq, - .unmask = enable_lasat_irq, + .irq_mask = disable_lasat_irq, + .irq_unmask = enable_lasat_irq, }; static inline int ls1bit32(unsigned int x) -- cgit v1.2.3-70-g09d2 From 7c8d948f1633da5ff81e4f5b31ef237d74c40127 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:57 +0000 Subject: MIPS: i8259: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2185/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/irq.h | 4 ++-- arch/mips/kernel/i8259.c | 37 +++++++++++++++++-------------------- arch/mips/mti-malta/malta-smtc.c | 9 +++++---- 3 files changed, 24 insertions(+), 26 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h index b003ed52ed1..bdc8b8c1832 100644 --- a/arch/mips/include/asm/irq.h +++ b/arch/mips/include/asm/irq.h @@ -55,8 +55,8 @@ static inline void smtc_im_ack_irq(unsigned int irq) #ifdef CONFIG_MIPS_MT_SMTC_IRQAFF #include -extern int plat_set_irq_affinity(unsigned int irq, - const struct cpumask *affinity); +extern int plat_set_irq_affinity(struct irq_data *d, + const struct cpumask *affinity, bool force); extern void smtc_forward_irq(unsigned int irq); /* diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c index c58176cc796..e221662bb80 100644 --- a/arch/mips/kernel/i8259.c +++ b/arch/mips/kernel/i8259.c @@ -31,19 +31,19 @@ static int i8259A_auto_eoi = -1; DEFINE_RAW_SPINLOCK(i8259A_lock); -static void disable_8259A_irq(unsigned int irq); -static void enable_8259A_irq(unsigned int irq); -static void mask_and_ack_8259A(unsigned int irq); +static void disable_8259A_irq(struct irq_data *d); +static void enable_8259A_irq(struct irq_data *d); +static void mask_and_ack_8259A(struct irq_data *d); static void init_8259A(int auto_eoi); static struct irq_chip i8259A_chip = { - .name = "XT-PIC", - .mask = disable_8259A_irq, - .disable = disable_8259A_irq, - .unmask = enable_8259A_irq, - .mask_ack = mask_and_ack_8259A, + .name = "XT-PIC", + .irq_mask = disable_8259A_irq, + .irq_disable = disable_8259A_irq, + .irq_unmask = enable_8259A_irq, + .irq_mask_ack = mask_and_ack_8259A, #ifdef CONFIG_MIPS_MT_SMTC_IRQAFF - .set_affinity = plat_set_irq_affinity, + .irq_set_affinity = plat_set_irq_affinity, #endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */ }; @@ -59,12 +59,11 @@ static unsigned int cached_irq_mask = 0xffff; #define cached_master_mask (cached_irq_mask) #define cached_slave_mask (cached_irq_mask >> 8) -static void disable_8259A_irq(unsigned int irq) +static void disable_8259A_irq(struct irq_data *d) { - unsigned int mask; + unsigned int mask, irq = d->irq - I8259A_IRQ_BASE; unsigned long flags; - irq -= I8259A_IRQ_BASE; mask = 1 << irq; raw_spin_lock_irqsave(&i8259A_lock, flags); cached_irq_mask |= mask; @@ -75,12 +74,11 @@ static void disable_8259A_irq(unsigned int irq) raw_spin_unlock_irqrestore(&i8259A_lock, flags); } -static void enable_8259A_irq(unsigned int irq) +static void enable_8259A_irq(struct irq_data *d) { - unsigned int mask; + unsigned int mask, irq = d->irq - I8259A_IRQ_BASE; unsigned long flags; - irq -= I8259A_IRQ_BASE; mask = ~(1 << irq); raw_spin_lock_irqsave(&i8259A_lock, flags); cached_irq_mask &= mask; @@ -145,12 +143,11 @@ static inline int i8259A_irq_real(unsigned int irq) * first, _then_ send the EOI, and the order of EOI * to the two 8259s is important! */ -static void mask_and_ack_8259A(unsigned int irq) +static void mask_and_ack_8259A(struct irq_data *d) { - unsigned int irqmask; + unsigned int irqmask, irq = d->irq - I8259A_IRQ_BASE; unsigned long flags; - irq -= I8259A_IRQ_BASE; irqmask = 1 << irq; raw_spin_lock_irqsave(&i8259A_lock, flags); /* @@ -290,9 +287,9 @@ static void init_8259A(int auto_eoi) * In AEOI mode we just have to mask the interrupt * when acking. */ - i8259A_chip.mask_ack = disable_8259A_irq; + i8259A_chip.irq_mask_ack = disable_8259A_irq; else - i8259A_chip.mask_ack = mask_and_ack_8259A; + i8259A_chip.irq_mask_ack = mask_and_ack_8259A; udelay(100); /* wait for 8259A to initialize */ diff --git a/arch/mips/mti-malta/malta-smtc.c b/arch/mips/mti-malta/malta-smtc.c index 2043cb6e71c..e67891521ac 100644 --- a/arch/mips/mti-malta/malta-smtc.c +++ b/arch/mips/mti-malta/malta-smtc.c @@ -113,7 +113,8 @@ struct plat_smp_ops msmtc_smp_ops = { */ -int plat_set_irq_affinity(unsigned int irq, const struct cpumask *affinity) +int plat_set_irq_affinity(struct irq_data *d, const struct cpumask *affinity, + bool force) { cpumask_t tmask; int cpu = 0; @@ -143,7 +144,7 @@ int plat_set_irq_affinity(unsigned int irq, const struct cpumask *affinity) if ((cpu_data[cpu].vpe_id != 0) || !cpu_online(cpu)) cpu_clear(cpu, tmask); } - cpumask_copy(irq_desc[irq].affinity, &tmask); + cpumask_copy(d->affinity, &tmask); if (cpus_empty(tmask)) /* @@ -154,8 +155,8 @@ int plat_set_irq_affinity(unsigned int irq, const struct cpumask *affinity) "IRQ affinity leaves no legal CPU for IRQ %d\n", irq); /* Do any generic SMTC IRQ affinity setup */ - smtc_set_irq_affinity(irq, tmask); + smtc_set_irq_affinity(d->irq, tmask); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } #endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */ -- cgit v1.2.3-70-g09d2 From 161d049e8c6435284a792cbd00d420a506edd2cb Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:58 +0000 Subject: MIPS: GIC: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2186/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq-gic.c | 43 ++++++++++++++++++------------------------- 1 file changed, 18 insertions(+), 25 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c index 1774271af84..43cd9628251 100644 --- a/arch/mips/kernel/irq-gic.c +++ b/arch/mips/kernel/irq-gic.c @@ -87,17 +87,10 @@ unsigned int gic_get_int(void) return i; } -static unsigned int gic_irq_startup(unsigned int irq) +static void gic_irq_ack(struct irq_data *d) { - irq -= _irqbase; - pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq); - GIC_SET_INTR_MASK(irq); - return 0; -} + unsigned int irq = d->irq - _irqbase; -static void gic_irq_ack(unsigned int irq) -{ - irq -= _irqbase; pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq); GIC_CLR_INTR_MASK(irq); @@ -105,16 +98,16 @@ static void gic_irq_ack(unsigned int irq) GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), irq); } -static void gic_mask_irq(unsigned int irq) +static void gic_mask_irq(struct irq_data *d) { - irq -= _irqbase; + unsigned int irq = d->irq - _irqbase; pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq); GIC_CLR_INTR_MASK(irq); } -static void gic_unmask_irq(unsigned int irq) +static void gic_unmask_irq(struct irq_data *d) { - irq -= _irqbase; + unsigned int irq = d->irq - _irqbase; pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq); GIC_SET_INTR_MASK(irq); } @@ -123,13 +116,14 @@ static void gic_unmask_irq(unsigned int irq) static DEFINE_SPINLOCK(gic_lock); -static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask) +static int gic_set_affinity(struct irq_data *d, const struct cpumask *cpumask, + bool force) { + unsigned int irq = d->irq - _irqbase; cpumask_t tmp = CPU_MASK_NONE; unsigned long flags; int i; - irq -= _irqbase; pr_debug("%s(%d) called\n", __func__, irq); cpumask_and(&tmp, cpumask, cpu_online_mask); if (cpus_empty(tmp)) @@ -147,23 +141,22 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask) set_bit(irq, pcpu_masks[first_cpu(tmp)].pcpu_mask); } - cpumask_copy(irq_desc[irq].affinity, cpumask); + cpumask_copy(d->affinity, cpumask); spin_unlock_irqrestore(&gic_lock, flags); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } #endif static struct irq_chip gic_irq_controller = { - .name = "MIPS GIC", - .startup = gic_irq_startup, - .ack = gic_irq_ack, - .mask = gic_mask_irq, - .mask_ack = gic_mask_irq, - .unmask = gic_unmask_irq, - .eoi = gic_unmask_irq, + .name = "MIPS GIC", + .irq_ack = gic_irq_ack, + .irq_mask = gic_mask_irq, + .irq_mask_ack = gic_mask_irq, + .irq_unmask = gic_unmask_irq, + .irq_eoi = gic_unmask_irq, #ifdef CONFIG_SMP - .set_affinity = gic_set_affinity, + .irq_set_affinity = gic_set_affinity, #endif }; -- cgit v1.2.3-70-g09d2 From aa400ae5ecaeab00336fdedf51f58c017e5f2274 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:59 +0000 Subject: MIPS: GT641xx: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2187/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq-gt641xx.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq-gt641xx.c b/arch/mips/kernel/irq-gt641xx.c index 42ef81461bf..7fd176fa367 100644 --- a/arch/mips/kernel/irq-gt641xx.c +++ b/arch/mips/kernel/irq-gt641xx.c @@ -29,64 +29,64 @@ static DEFINE_RAW_SPINLOCK(gt641xx_irq_lock); -static void ack_gt641xx_irq(unsigned int irq) +static void ack_gt641xx_irq(struct irq_data *d) { unsigned long flags; u32 cause; raw_spin_lock_irqsave(>641xx_irq_lock, flags); cause = GT_READ(GT_INTRCAUSE_OFS); - cause &= ~GT641XX_IRQ_TO_BIT(irq); + cause &= ~GT641XX_IRQ_TO_BIT(d->irq); GT_WRITE(GT_INTRCAUSE_OFS, cause); raw_spin_unlock_irqrestore(>641xx_irq_lock, flags); } -static void mask_gt641xx_irq(unsigned int irq) +static void mask_gt641xx_irq(struct irq_data *d) { unsigned long flags; u32 mask; raw_spin_lock_irqsave(>641xx_irq_lock, flags); mask = GT_READ(GT_INTRMASK_OFS); - mask &= ~GT641XX_IRQ_TO_BIT(irq); + mask &= ~GT641XX_IRQ_TO_BIT(d->irq); GT_WRITE(GT_INTRMASK_OFS, mask); raw_spin_unlock_irqrestore(>641xx_irq_lock, flags); } -static void mask_ack_gt641xx_irq(unsigned int irq) +static void mask_ack_gt641xx_irq(struct irq_data *d) { unsigned long flags; u32 cause, mask; raw_spin_lock_irqsave(>641xx_irq_lock, flags); mask = GT_READ(GT_INTRMASK_OFS); - mask &= ~GT641XX_IRQ_TO_BIT(irq); + mask &= ~GT641XX_IRQ_TO_BIT(d->irq); GT_WRITE(GT_INTRMASK_OFS, mask); cause = GT_READ(GT_INTRCAUSE_OFS); - cause &= ~GT641XX_IRQ_TO_BIT(irq); + cause &= ~GT641XX_IRQ_TO_BIT(d->irq); GT_WRITE(GT_INTRCAUSE_OFS, cause); raw_spin_unlock_irqrestore(>641xx_irq_lock, flags); } -static void unmask_gt641xx_irq(unsigned int irq) +static void unmask_gt641xx_irq(struct irq_data *d) { unsigned long flags; u32 mask; raw_spin_lock_irqsave(>641xx_irq_lock, flags); mask = GT_READ(GT_INTRMASK_OFS); - mask |= GT641XX_IRQ_TO_BIT(irq); + mask |= GT641XX_IRQ_TO_BIT(d->irq); GT_WRITE(GT_INTRMASK_OFS, mask); raw_spin_unlock_irqrestore(>641xx_irq_lock, flags); } static struct irq_chip gt641xx_irq_chip = { .name = "GT641xx", - .ack = ack_gt641xx_irq, - .mask = mask_gt641xx_irq, - .mask_ack = mask_ack_gt641xx_irq, - .unmask = unmask_gt641xx_irq, + .irq_ack = ack_gt641xx_irq, + .irq_mask = mask_gt641xx_irq, + .irq_mask_ack = mask_ack_gt641xx_irq, + .irq_unmask = unmask_gt641xx_irq, }; void gt641xx_irq_dispatch(void) -- cgit v1.2.3-70-g09d2 From e15883da8a8b83c73bf1ba030cddeb2cfd92a555 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:08:59 +0000 Subject: MIPS: MSC01: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2188/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq-msc01.c | 51 +++++++++++++++++++++----------------------- 1 file changed, 24 insertions(+), 27 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq-msc01.c b/arch/mips/kernel/irq-msc01.c index 6a8cd28133d..fc800cd9947 100644 --- a/arch/mips/kernel/irq-msc01.c +++ b/arch/mips/kernel/irq-msc01.c @@ -28,8 +28,10 @@ static unsigned long _icctrl_msc; static unsigned int irq_base; /* mask off an interrupt */ -static inline void mask_msc_irq(unsigned int irq) +static inline void mask_msc_irq(struct irq_data *d) { + unsigned int irq = d->irq; + if (irq < (irq_base + 32)) MSCIC_WRITE(MSC01_IC_DISL, 1<<(irq - irq_base)); else @@ -37,8 +39,10 @@ static inline void mask_msc_irq(unsigned int irq) } /* unmask an interrupt */ -static inline void unmask_msc_irq(unsigned int irq) +static inline void unmask_msc_irq(struct irq_data *d) { + unsigned int irq = d->irq; + if (irq < (irq_base + 32)) MSCIC_WRITE(MSC01_IC_ENAL, 1<<(irq - irq_base)); else @@ -48,9 +52,11 @@ static inline void unmask_msc_irq(unsigned int irq) /* * Masks and ACKs an IRQ */ -static void level_mask_and_ack_msc_irq(unsigned int irq) +static void level_mask_and_ack_msc_irq(struct irq_data *d) { - mask_msc_irq(irq); + unsigned int irq = d->irq; + + mask_msc_irq(d); if (!cpu_has_veic) MSCIC_WRITE(MSC01_IC_EOI, 0); /* This actually needs to be a call into platform code */ @@ -60,9 +66,11 @@ static void level_mask_and_ack_msc_irq(unsigned int irq) /* * Masks and ACKs an IRQ */ -static void edge_mask_and_ack_msc_irq(unsigned int irq) +static void edge_mask_and_ack_msc_irq(struct irq_data *d) { - mask_msc_irq(irq); + unsigned int irq = d->irq; + + mask_msc_irq(d); if (!cpu_has_veic) MSCIC_WRITE(MSC01_IC_EOI, 0); else { @@ -74,15 +82,6 @@ static void edge_mask_and_ack_msc_irq(unsigned int irq) smtc_im_ack_irq(irq); } -/* - * End IRQ processing - */ -static void end_msc_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - unmask_msc_irq(irq); -} - /* * Interrupt handler for interrupts coming from SOC-it. */ @@ -107,22 +106,20 @@ static void msc_bind_eic_interrupt(int irq, int set) static struct irq_chip msc_levelirq_type = { .name = "SOC-it-Level", - .ack = level_mask_and_ack_msc_irq, - .mask = mask_msc_irq, - .mask_ack = level_mask_and_ack_msc_irq, - .unmask = unmask_msc_irq, - .eoi = unmask_msc_irq, - .end = end_msc_irq, + .irq_ack = level_mask_and_ack_msc_irq, + .irq_mask = mask_msc_irq, + .irq_mask_ack = level_mask_and_ack_msc_irq, + .irq_unmask = unmask_msc_irq, + .irq_eoi = unmask_msc_irq, }; static struct irq_chip msc_edgeirq_type = { .name = "SOC-it-Edge", - .ack = edge_mask_and_ack_msc_irq, - .mask = mask_msc_irq, - .mask_ack = edge_mask_and_ack_msc_irq, - .unmask = unmask_msc_irq, - .eoi = unmask_msc_irq, - .end = end_msc_irq, + .irq_ack = edge_mask_and_ack_msc_irq, + .irq_mask = mask_msc_irq, + .irq_mask_ack = edge_mask_and_ack_msc_irq, + .irq_unmask = unmask_msc_irq, + .irq_eoi = unmask_msc_irq, }; -- cgit v1.2.3-70-g09d2 From e059852acaf4c2e2f2de6fa90d18946ea6b5bdb4 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:00 +0000 Subject: MIPS: rm7000: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2189/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq-rm7000.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq-rm7000.c b/arch/mips/kernel/irq-rm7000.c index 9731e8b4786..fd24fd98b04 100644 --- a/arch/mips/kernel/irq-rm7000.c +++ b/arch/mips/kernel/irq-rm7000.c @@ -18,23 +18,23 @@ #include #include -static inline void unmask_rm7k_irq(unsigned int irq) +static inline void unmask_rm7k_irq(struct irq_data *d) { - set_c0_intcontrol(0x100 << (irq - RM7K_CPU_IRQ_BASE)); + set_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE)); } -static inline void mask_rm7k_irq(unsigned int irq) +static inline void mask_rm7k_irq(struct irq_data *d) { - clear_c0_intcontrol(0x100 << (irq - RM7K_CPU_IRQ_BASE)); + clear_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE)); } static struct irq_chip rm7k_irq_controller = { .name = "RM7000", - .ack = mask_rm7k_irq, - .mask = mask_rm7k_irq, - .mask_ack = mask_rm7k_irq, - .unmask = unmask_rm7k_irq, - .eoi = unmask_rm7k_irq + .irq_ack = mask_rm7k_irq, + .irq_mask = mask_rm7k_irq, + .irq_mask_ack = mask_rm7k_irq, + .irq_unmask = unmask_rm7k_irq, + .irq_eoi = unmask_rm7k_irq }; void __init rm7k_cpu_irq_init(void) -- cgit v1.2.3-70-g09d2 From 5b3a374109f844ab7307ce3486749a1b69a7b3a7 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:01 +0000 Subject: MIPS: RM9000: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2190/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq-rm9000.c | 49 ++++++++++++++++++++----------------------- 1 file changed, 23 insertions(+), 26 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq-rm9000.c b/arch/mips/kernel/irq-rm9000.c index b7e4025b58a..ca463ec9bad 100644 --- a/arch/mips/kernel/irq-rm9000.c +++ b/arch/mips/kernel/irq-rm9000.c @@ -19,22 +19,22 @@ #include #include -static inline void unmask_rm9k_irq(unsigned int irq) +static inline void unmask_rm9k_irq(struct irq_data *d) { - set_c0_intcontrol(0x1000 << (irq - RM9K_CPU_IRQ_BASE)); + set_c0_intcontrol(0x1000 << (d->irq - RM9K_CPU_IRQ_BASE)); } -static inline void mask_rm9k_irq(unsigned int irq) +static inline void mask_rm9k_irq(struct irq_data *d) { - clear_c0_intcontrol(0x1000 << (irq - RM9K_CPU_IRQ_BASE)); + clear_c0_intcontrol(0x1000 << (d->irq - RM9K_CPU_IRQ_BASE)); } -static inline void rm9k_cpu_irq_enable(unsigned int irq) +static inline void rm9k_cpu_irq_enable(struct irq_data *d) { unsigned long flags; local_irq_save(flags); - unmask_rm9k_irq(irq); + unmask_rm9k_irq(d); local_irq_restore(flags); } @@ -43,50 +43,47 @@ static inline void rm9k_cpu_irq_enable(unsigned int irq) */ static void local_rm9k_perfcounter_irq_startup(void *args) { - unsigned int irq = (unsigned int) args; - - rm9k_cpu_irq_enable(irq); + rm9k_cpu_irq_enable(args); } -static unsigned int rm9k_perfcounter_irq_startup(unsigned int irq) +static unsigned int rm9k_perfcounter_irq_startup(struct irq_data *d) { - on_each_cpu(local_rm9k_perfcounter_irq_startup, (void *) irq, 1); + on_each_cpu(local_rm9k_perfcounter_irq_startup, d, 1); return 0; } static void local_rm9k_perfcounter_irq_shutdown(void *args) { - unsigned int irq = (unsigned int) args; unsigned long flags; local_irq_save(flags); - mask_rm9k_irq(irq); + mask_rm9k_irq(args); local_irq_restore(flags); } -static void rm9k_perfcounter_irq_shutdown(unsigned int irq) +static void rm9k_perfcounter_irq_shutdown(struct irq_data *d) { - on_each_cpu(local_rm9k_perfcounter_irq_shutdown, (void *) irq, 1); + on_each_cpu(local_rm9k_perfcounter_irq_shutdown, d, 1); } static struct irq_chip rm9k_irq_controller = { .name = "RM9000", - .ack = mask_rm9k_irq, - .mask = mask_rm9k_irq, - .mask_ack = mask_rm9k_irq, - .unmask = unmask_rm9k_irq, - .eoi = unmask_rm9k_irq + .irq_ack = mask_rm9k_irq, + .irq_mask = mask_rm9k_irq, + .irq_mask_ack = mask_rm9k_irq, + .irq_unmask = unmask_rm9k_irq, + .irq_eoi = unmask_rm9k_irq }; static struct irq_chip rm9k_perfcounter_irq = { .name = "RM9000", - .startup = rm9k_perfcounter_irq_startup, - .shutdown = rm9k_perfcounter_irq_shutdown, - .ack = mask_rm9k_irq, - .mask = mask_rm9k_irq, - .mask_ack = mask_rm9k_irq, - .unmask = unmask_rm9k_irq, + .irq_startup = rm9k_perfcounter_irq_startup, + .irq_shutdown = rm9k_perfcounter_irq_shutdown, + .irq_ack = mask_rm9k_irq, + .irq_mask = mask_rm9k_irq, + .irq_mask_ack = mask_rm9k_irq, + .irq_unmask = unmask_rm9k_irq, }; unsigned int rm9000_perfcount_irq; -- cgit v1.2.3-70-g09d2 From a93951c459f49ef30eef88569aa159d6451b400f Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:02 +0000 Subject: MIPS: irq_cpu: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2191/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq_cpu.c | 46 +++++++++++++++++++++------------------------- 1 file changed, 21 insertions(+), 25 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq_cpu.c b/arch/mips/kernel/irq_cpu.c index 0262abe0912..fd945c56bc3 100644 --- a/arch/mips/kernel/irq_cpu.c +++ b/arch/mips/kernel/irq_cpu.c @@ -37,42 +37,38 @@ #include #include -static inline void unmask_mips_irq(unsigned int irq) +static inline void unmask_mips_irq(struct irq_data *d) { - set_c0_status(0x100 << (irq - MIPS_CPU_IRQ_BASE)); + set_c0_status(0x100 << (d->irq - MIPS_CPU_IRQ_BASE)); irq_enable_hazard(); } -static inline void mask_mips_irq(unsigned int irq) +static inline void mask_mips_irq(struct irq_data *d) { - clear_c0_status(0x100 << (irq - MIPS_CPU_IRQ_BASE)); + clear_c0_status(0x100 << (d->irq - MIPS_CPU_IRQ_BASE)); irq_disable_hazard(); } static struct irq_chip mips_cpu_irq_controller = { .name = "MIPS", - .ack = mask_mips_irq, - .mask = mask_mips_irq, - .mask_ack = mask_mips_irq, - .unmask = unmask_mips_irq, - .eoi = unmask_mips_irq, + .irq_ack = mask_mips_irq, + .irq_mask = mask_mips_irq, + .irq_mask_ack = mask_mips_irq, + .irq_unmask = unmask_mips_irq, + .irq_eoi = unmask_mips_irq, }; /* * Basically the same as above but taking care of all the MT stuff */ -#define unmask_mips_mt_irq unmask_mips_irq -#define mask_mips_mt_irq mask_mips_irq - -static unsigned int mips_mt_cpu_irq_startup(unsigned int irq) +static unsigned int mips_mt_cpu_irq_startup(struct irq_data *d) { unsigned int vpflags = dvpe(); - clear_c0_cause(0x100 << (irq - MIPS_CPU_IRQ_BASE)); + clear_c0_cause(0x100 << (d->irq - MIPS_CPU_IRQ_BASE)); evpe(vpflags); - unmask_mips_mt_irq(irq); - + unmask_mips_irq(d); return 0; } @@ -80,22 +76,22 @@ static unsigned int mips_mt_cpu_irq_startup(unsigned int irq) * While we ack the interrupt interrupts are disabled and thus we don't need * to deal with concurrency issues. Same for mips_cpu_irq_end. */ -static void mips_mt_cpu_irq_ack(unsigned int irq) +static void mips_mt_cpu_irq_ack(struct irq_data *d) { unsigned int vpflags = dvpe(); - clear_c0_cause(0x100 << (irq - MIPS_CPU_IRQ_BASE)); + clear_c0_cause(0x100 << (d->irq - MIPS_CPU_IRQ_BASE)); evpe(vpflags); - mask_mips_mt_irq(irq); + mask_mips_irq(d); } static struct irq_chip mips_mt_cpu_irq_controller = { .name = "MIPS", - .startup = mips_mt_cpu_irq_startup, - .ack = mips_mt_cpu_irq_ack, - .mask = mask_mips_mt_irq, - .mask_ack = mips_mt_cpu_irq_ack, - .unmask = unmask_mips_mt_irq, - .eoi = unmask_mips_mt_irq, + .irq_startup = mips_mt_cpu_irq_startup, + .irq_ack = mips_mt_cpu_irq_ack, + .irq_mask = mask_mips_irq, + .irq_mask_ack = mips_mt_cpu_irq_ack, + .irq_unmask = unmask_mips_irq, + .irq_eoi = unmask_mips_irq, }; void __init mips_cpu_irq_init(void) -- cgit v1.2.3-70-g09d2 From 0e9c4ec61a80a2058a600c9ac8ad3b15574b1201 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:02 +0000 Subject: MIPS: TXx9: Convert core to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2192/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq_txx9.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/irq_txx9.c b/arch/mips/kernel/irq_txx9.c index 95a96f69172..526e1581549 100644 --- a/arch/mips/kernel/irq_txx9.c +++ b/arch/mips/kernel/irq_txx9.c @@ -63,9 +63,9 @@ static struct { unsigned char mode; } txx9irq[TXx9_MAX_IR] __read_mostly; -static void txx9_irq_unmask(unsigned int irq) +static void txx9_irq_unmask(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 __iomem *ilrp = &txx9_ircptr->ilr[(irq_nr % 16 ) / 2]; int ofs = irq_nr / 16 * 16 + (irq_nr & 1) * 8; @@ -79,9 +79,9 @@ static void txx9_irq_unmask(unsigned int irq) #endif } -static inline void txx9_irq_mask(unsigned int irq) +static inline void txx9_irq_mask(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 __iomem *ilrp = &txx9_ircptr->ilr[(irq_nr % 16) / 2]; int ofs = irq_nr / 16 * 16 + (irq_nr & 1) * 8; @@ -99,19 +99,19 @@ static inline void txx9_irq_mask(unsigned int irq) #endif } -static void txx9_irq_mask_ack(unsigned int irq) +static void txx9_irq_mask_ack(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; - txx9_irq_mask(irq); + txx9_irq_mask(d); /* clear edge detection */ if (unlikely(TXx9_IRCR_EDGE(txx9irq[irq_nr].mode))) __raw_writel(TXx9_IRSCR_EIClrE | irq_nr, &txx9_ircptr->scr); } -static int txx9_irq_set_type(unsigned int irq, unsigned int flow_type) +static int txx9_irq_set_type(struct irq_data *d, unsigned int flow_type) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 cr; u32 __iomem *crp; int ofs; @@ -139,11 +139,11 @@ static int txx9_irq_set_type(unsigned int irq, unsigned int flow_type) static struct irq_chip txx9_irq_chip = { .name = "TXX9", - .ack = txx9_irq_mask_ack, - .mask = txx9_irq_mask, - .mask_ack = txx9_irq_mask_ack, - .unmask = txx9_irq_unmask, - .set_type = txx9_irq_set_type, + .irq_ack = txx9_irq_mask_ack, + .irq_mask = txx9_irq_mask, + .irq_mask_ack = txx9_irq_mask_ack, + .irq_unmask = txx9_irq_unmask, + .irq_set_type = txx9_irq_set_type, }; void __init txx9_irq_init(unsigned long baseaddr) -- cgit v1.2.3-70-g09d2 From 2a2b2212986a4072d11e521a63672e3219173437 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:03 +0000 Subject: MIPS: SMTC: Use irq_data in smtc_forward_irq() Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2193/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/smtc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/mips') diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 39c08254b0f..14c64235a24 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -679,6 +679,7 @@ void smtc_set_irq_affinity(unsigned int irq, cpumask_t affinity) void smtc_forward_irq(unsigned int irq) { + struct irq_data *d = irq_get_irq_data(irq); int target; /* @@ -692,7 +693,7 @@ void smtc_forward_irq(unsigned int irq) * and efficiency, we just pick the easiest one to find. */ - target = cpumask_first(irq_desc[irq].affinity); + target = cpumask_first(d->affinity); /* * We depend on the platform code to have correctly processed -- cgit v1.2.3-70-g09d2 From 930cd54b3bd78e52991a89b39b5ef58355ad2b6d Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:04 +0000 Subject: MIPS: SMTC: Cleanup the hook mess and use irq_data Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2194/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/irq.h | 60 +++++++++++++++++++++++---------------------- arch/mips/kernel/irq.c | 6 ++--- arch/mips/kernel/smtc.c | 12 ++++----- 3 files changed, 39 insertions(+), 39 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h index bdc8b8c1832..0ec01294b06 100644 --- a/arch/mips/include/asm/irq.h +++ b/arch/mips/include/asm/irq.h @@ -57,7 +57,7 @@ static inline void smtc_im_ack_irq(unsigned int irq) extern int plat_set_irq_affinity(struct irq_data *d, const struct cpumask *affinity, bool force); -extern void smtc_forward_irq(unsigned int irq); +extern void smtc_forward_irq(struct irq_data *d); /* * IRQ affinity hook invoked at the beginning of interrupt dispatch @@ -70,51 +70,53 @@ extern void smtc_forward_irq(unsigned int irq); * cpumask implementations, this version is optimistically assuming * that cpumask.h macro overhead is reasonable during interrupt dispatch. */ -#define IRQ_AFFINITY_HOOK(irq) \ -do { \ - if (!cpumask_test_cpu(smp_processor_id(), irq_desc[irq].affinity)) {\ - smtc_forward_irq(irq); \ - irq_exit(); \ - return; \ - } \ -} while (0) +static inline int handle_on_other_cpu(unsigned int irq) +{ + struct irq_data *d = irq_get_irq_data(irq); + + if (cpumask_test_cpu(smp_processor_id(), d->affinity)) + return 0; + smtc_forward_irq(d); + return 1; +} #else /* Not doing SMTC affinity */ -#define IRQ_AFFINITY_HOOK(irq) do { } while (0) +static inline int handle_on_other_cpu(unsigned int irq) { return 0; } #endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */ #ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP +static inline void smtc_im_backstop(unsigned int irq) +{ + if (irq_hwmask[irq] & 0x0000ff00) + write_c0_tccontext(read_c0_tccontext() & + ~(irq_hwmask[irq] & 0x0000ff00)); +} + /* * Clear interrupt mask handling "backstop" if irq_hwmask * entry so indicates. This implies that the ack() or end() * functions will take over re-enabling the low-level mask. * Otherwise it will be done on return from exception. */ -#define __DO_IRQ_SMTC_HOOK(irq) \ -do { \ - IRQ_AFFINITY_HOOK(irq); \ - if (irq_hwmask[irq] & 0x0000ff00) \ - write_c0_tccontext(read_c0_tccontext() & \ - ~(irq_hwmask[irq] & 0x0000ff00)); \ -} while (0) - -#define __NO_AFFINITY_IRQ_SMTC_HOOK(irq) \ -do { \ - if (irq_hwmask[irq] & 0x0000ff00) \ - write_c0_tccontext(read_c0_tccontext() & \ - ~(irq_hwmask[irq] & 0x0000ff00)); \ -} while (0) +static inline int smtc_handle_on_other_cpu(unsigned int irq) +{ + int ret = handle_on_other_cpu(irq); + + if (!ret) + smtc_im_backstop(irq); + return ret; +} #else -#define __DO_IRQ_SMTC_HOOK(irq) \ -do { \ - IRQ_AFFINITY_HOOK(irq); \ -} while (0) -#define __NO_AFFINITY_IRQ_SMTC_HOOK(irq) do { } while (0) +static inline void smtc_im_backstop(unsigned int irq) { } +static inline int smtc_handle_on_other_cpu(unsigned int irq) +{ + return handle_on_other_cpu(irq); +} #endif diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index 4f93db58a79..779b78799ad 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -183,8 +183,8 @@ void __irq_entry do_IRQ(unsigned int irq) { irq_enter(); check_stack_overflow(); - __DO_IRQ_SMTC_HOOK(irq); - generic_handle_irq(irq); + if (!smtc_handle_on_other_cpu(irq)) + generic_handle_irq(irq); irq_exit(); } @@ -197,7 +197,7 @@ void __irq_entry do_IRQ(unsigned int irq) void __irq_entry do_IRQ_no_affinity(unsigned int irq) { irq_enter(); - __NO_AFFINITY_IRQ_SMTC_HOOK(irq); + smtc_im_backstop(irq); generic_handle_irq(irq); irq_exit(); } diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 14c64235a24..f7e2c7807d7 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -677,9 +677,9 @@ void smtc_set_irq_affinity(unsigned int irq, cpumask_t affinity) */ } -void smtc_forward_irq(unsigned int irq) +void smtc_forward_irq(struct irq_data *d) { - struct irq_data *d = irq_get_irq_data(irq); + unsigned int irq = d->irq; int target; /* @@ -708,12 +708,10 @@ void smtc_forward_irq(unsigned int irq) */ /* If no one is eligible, service locally */ - if (target >= NR_CPUS) { + if (target >= NR_CPUS) do_IRQ_no_affinity(irq); - return; - } - - smtc_send_ipi(target, IRQ_AFFINITY_IPI, irq); + else + smtc_send_ipi(target, IRQ_AFFINITY_IPI, irq); } #endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */ -- cgit v1.2.3-70-g09d2 From f8396c17097db5fa6442533000e3e6d30d16dc5d Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:05 +0000 Subject: MIPS: Use generic show_interrupts() Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2195/ Signed-off-by: Ralf Baechle --- arch/mips/Kconfig | 1 + arch/mips/kernel/irq.c | 43 ++----------------------------------------- 2 files changed, 3 insertions(+), 41 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 328ed8dbfa0..83aa5fb8e8f 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -22,6 +22,7 @@ config MIPS select HAVE_DMA_API_DEBUG select HAVE_GENERIC_HARDIRQS select GENERIC_IRQ_PROBE + select GENERIC_IRQ_SHOW select HAVE_ARCH_JUMP_LABEL menu "Machine selection" diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index 779b78799ad..1b68ebe1b45 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -81,48 +81,9 @@ void ack_bad_irq(unsigned int irq) atomic_t irq_err_count; -/* - * Generic, controller-independent functions: - */ - -int show_interrupts(struct seq_file *p, void *v) +int arch_show_interrupts(struct seq_file *p, int prec) { - int i = *(loff_t *) v, j; - struct irqaction * action; - unsigned long flags; - - if (i == 0) { - seq_printf(p, " "); - for_each_online_cpu(j) - seq_printf(p, "CPU%d ", j); - seq_putc(p, '\n'); - } - - if (i < NR_IRQS) { - raw_spin_lock_irqsave(&irq_desc[i].lock, flags); - action = irq_desc[i].action; - if (!action) - goto skip; - seq_printf(p, "%3d: ", i); -#ifndef CONFIG_SMP - seq_printf(p, "%10u ", kstat_irqs(i)); -#else - for_each_online_cpu(j) - seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); -#endif - seq_printf(p, " %14s", irq_desc[i].chip->name); - seq_printf(p, " %s", action->name); - - for (action=action->next; action; action = action->next) - seq_printf(p, ", %s", action->name); - - seq_putc(p, '\n'); -skip: - raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags); - } else if (i == NR_IRQS) { - seq_putc(p, '\n'); - seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count)); - } + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); return 0; } -- cgit v1.2.3-70-g09d2 From 7ec8af9e3441478472954c43462376dd83302e00 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:06 +0000 Subject: MIPS: Loongson: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2196/ Signed-off-by: Ralf Baechle --- arch/mips/loongson/common/bonito-irq.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/loongson/common/bonito-irq.c b/arch/mips/loongson/common/bonito-irq.c index 2dc2a4cc632..1549361696a 100644 --- a/arch/mips/loongson/common/bonito-irq.c +++ b/arch/mips/loongson/common/bonito-irq.c @@ -16,24 +16,22 @@ #include -static inline void bonito_irq_enable(unsigned int irq) +static inline void bonito_irq_enable(struct irq_data *d) { - LOONGSON_INTENSET = (1 << (irq - LOONGSON_IRQ_BASE)); + LOONGSON_INTENSET = (1 << (d->irq - LOONGSON_IRQ_BASE)); mmiowb(); } -static inline void bonito_irq_disable(unsigned int irq) +static inline void bonito_irq_disable(struct irq_data *d) { - LOONGSON_INTENCLR = (1 << (irq - LOONGSON_IRQ_BASE)); + LOONGSON_INTENCLR = (1 << (d->irq - LOONGSON_IRQ_BASE)); mmiowb(); } static struct irq_chip bonito_irq_type = { - .name = "bonito_irq", - .ack = bonito_irq_disable, - .mask = bonito_irq_disable, - .mask_ack = bonito_irq_disable, - .unmask = bonito_irq_enable, + .name = "bonito_irq", + .irq_mask = bonito_irq_disable, + .irq_unmask = bonito_irq_enable, }; static struct irqaction __maybe_unused dma_timeout_irqaction = { -- cgit v1.2.3-70-g09d2 From d7881fbdf866d7d0fc3fd65805b47a837217ba2b Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:06 +0000 Subject: MIPS: msp71xx: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2197/ Signed-off-by: Ralf Baechle --- arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c | 41 ++++++--------- arch/mips/pmc-sierra/msp71xx/msp_irq_per.c | 80 +++++++----------------------- arch/mips/pmc-sierra/msp71xx/msp_irq_slp.c | 18 ++++--- 3 files changed, 46 insertions(+), 93 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c index e64458a833e..352f29d9226 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_cic.c @@ -77,7 +77,7 @@ static inline void cic_wmb(void) dummy_read++; } -static inline void unmask_cic_irq(unsigned int irq) +static void unmask_cic_irq(struct irq_data *d) { volatile u32 *cic_msk_reg = CIC_VPE0_MSK_REG; int vpe; @@ -89,18 +89,18 @@ static inline void unmask_cic_irq(unsigned int irq) * Make sure we have IRQ affinity. It may have changed while * we were processing the IRQ. */ - if (!cpumask_test_cpu(smp_processor_id(), irq_desc[irq].affinity)) + if (!cpumask_test_cpu(smp_processor_id(), d->affinity)) return; #endif vpe = get_current_vpe(); LOCK_VPE(flags, mtflags); - cic_msk_reg[vpe] |= (1 << (irq - MSP_CIC_INTBASE)); + cic_msk_reg[vpe] |= (1 << (d->irq - MSP_CIC_INTBASE)); UNLOCK_VPE(flags, mtflags); cic_wmb(); } -static inline void mask_cic_irq(unsigned int irq) +static void mask_cic_irq(struct irq_data *d) { volatile u32 *cic_msk_reg = CIC_VPE0_MSK_REG; int vpe = get_current_vpe(); @@ -108,33 +108,27 @@ static inline void mask_cic_irq(unsigned int irq) unsigned long flags, mtflags; #endif LOCK_VPE(flags, mtflags); - cic_msk_reg[vpe] &= ~(1 << (irq - MSP_CIC_INTBASE)); + cic_msk_reg[vpe] &= ~(1 << (d->irq - MSP_CIC_INTBASE)); UNLOCK_VPE(flags, mtflags); cic_wmb(); } -static inline void msp_cic_irq_ack(unsigned int irq) +static void msp_cic_irq_ack(struct irq_data *d) { - mask_cic_irq(irq); + mask_cic_irq(d); /* * Only really necessary for 18, 16-14 and sometimes 3:0 * (since these can be edge sensitive) but it doesn't * hurt for the others */ - *CIC_STS_REG = (1 << (irq - MSP_CIC_INTBASE)); - smtc_im_ack_irq(irq); -} - -static void msp_cic_irq_end(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - unmask_cic_irq(irq); + *CIC_STS_REG = (1 << (d->irq - MSP_CIC_INTBASE)); + smtc_im_ack_irq(d->irq); } /*Note: Limiting to VSMP . Not tested in SMTC */ #ifdef CONFIG_MIPS_MT_SMP -static inline int msp_cic_irq_set_affinity(unsigned int irq, - const struct cpumask *cpumask) +static int msp_cic_irq_set_affinity(struct irq_data *d, + const struct cpumask *cpumask, bool force) { int cpu; unsigned long flags; @@ -163,13 +157,12 @@ static inline int msp_cic_irq_set_affinity(unsigned int irq, static struct irq_chip msp_cic_irq_controller = { .name = "MSP_CIC", - .mask = mask_cic_irq, - .mask_ack = msp_cic_irq_ack, - .unmask = unmask_cic_irq, - .ack = msp_cic_irq_ack, - .end = msp_cic_irq_end, + .irq_mask = mask_cic_irq, + .irq_mask_ack = msp_cic_irq_ack, + .irq_unmask = unmask_cic_irq, + .irq_ack = msp_cic_irq_ack, #ifdef CONFIG_MIPS_MT_SMP - .set_affinity = msp_cic_irq_set_affinity, + .irq_set_affinity = msp_cic_irq_set_affinity, #endif }; @@ -220,7 +213,5 @@ void msp_cic_irq_dispatch(void) do_IRQ(ffs(pending) + MSP_CIC_INTBASE - 1); } else{ spurious_interrupt(); - /* Re-enable the CIC cascaded interrupt. */ - irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); } } diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c index 72bcd70d2dd..f9b9dcdfa9d 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c @@ -48,100 +48,61 @@ static inline void per_wmb(void) dummy_read++; } -static inline void unmask_per_irq(unsigned int irq) +static inline void unmask_per_irq(struct irq_data *d) { #ifdef CONFIG_SMP unsigned long flags; spin_lock_irqsave(&per_lock, flags); - *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); + *PER_INT_MSK_REG |= (1 << (d->irq - MSP_PER_INTBASE)); spin_unlock_irqrestore(&per_lock, flags); #else - *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); + *PER_INT_MSK_REG |= (1 << (d->irq - MSP_PER_INTBASE)); #endif per_wmb(); } -static inline void mask_per_irq(unsigned int irq) +static inline void mask_per_irq(struct irq_data *d) { #ifdef CONFIG_SMP unsigned long flags; spin_lock_irqsave(&per_lock, flags); - *PER_INT_MSK_REG &= ~(1 << (irq - MSP_PER_INTBASE)); + *PER_INT_MSK_REG &= ~(1 << (d->irq - MSP_PER_INTBASE)); spin_unlock_irqrestore(&per_lock, flags); #else - *PER_INT_MSK_REG &= ~(1 << (irq - MSP_PER_INTBASE)); + *PER_INT_MSK_REG &= ~(1 << (d->irq - MSP_PER_INTBASE)); #endif per_wmb(); } -static inline void msp_per_irq_enable(unsigned int irq) +static inline void msp_per_irq_ack(struct irq_data *d) { - unmask_per_irq(irq); -} - -static inline void msp_per_irq_disable(unsigned int irq) -{ - mask_per_irq(irq); -} - -static unsigned int msp_per_irq_startup(unsigned int irq) -{ - msp_per_irq_enable(irq); - return 0; -} - -#define msp_per_irq_shutdown msp_per_irq_disable - -static inline void msp_per_irq_ack(unsigned int irq) -{ - mask_per_irq(irq); + mask_per_irq(d); /* * In the PER interrupt controller, only bits 11 and 10 * are write-to-clear, (SPI TX complete, SPI RX complete). * It does nothing for any others. */ - - *PER_INT_STS_REG = (1 << (irq - MSP_PER_INTBASE)); - - /* Re-enable the CIC cascaded interrupt and return */ - irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); -} - -static void msp_per_irq_end(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - unmask_per_irq(irq); + *PER_INT_STS_REG = (1 << (d->irq - MSP_PER_INTBASE)); } #ifdef CONFIG_SMP -static inline int msp_per_irq_set_affinity(unsigned int irq, - const struct cpumask *affinity) +static int msp_per_irq_set_affinity(struct irq_data *d, + const struct cpumask *affinity, bool force) { - unsigned long flags; - /* - * Calls to ack, end, startup, enable are spinlocked in setup_irq and - * __do_IRQ.Callers of this function do not spinlock,so we need to - * do so ourselves. - */ - raw_spin_lock_irqsave(&irq_desc[irq].lock, flags); - msp_per_irq_enable(irq); - raw_spin_unlock_irqrestore(&irq_desc[irq].lock, flags); + /* WTF is this doing ????? */ + unmask_per_irq(d); return 0; - } #endif static struct irq_chip msp_per_irq_controller = { .name = "MSP_PER", - .startup = msp_per_irq_startup, - .shutdown = msp_per_irq_shutdown, - .enable = msp_per_irq_enable, - .disable = msp_per_irq_disable, + .irq_enable = unmask_per_irq. + .irq_disable = mask_per_irq, + .irq_ack = msp_per_irq_ack, #ifdef CONFIG_SMP - .set_affinity = msp_per_irq_set_affinity, + .irq_set_affinity = msp_per_irq_set_affinity, #endif - .ack = msp_per_irq_ack, - .end = msp_per_irq_end, }; void __init msp_per_irq_init(void) @@ -152,10 +113,7 @@ void __init msp_per_irq_init(void) *PER_INT_STS_REG = 0xFFFFFFFF; /* initialize all the IRQ descriptors */ for (i = MSP_PER_INTBASE; i < MSP_PER_INTBASE + 32; i++) { - irq_desc[i].status = IRQ_DISABLED; - irq_desc[i].action = NULL; - irq_desc[i].depth = 1; - irq_desc[i].chip = &msp_per_irq_controller; + irq_set_chip(i, &msp_per_irq_controller); #ifdef CONFIG_MIPS_MT_SMTC irq_hwmask[i] = C_IRQ4; #endif @@ -173,7 +131,5 @@ void msp_per_irq_dispatch(void) do_IRQ(ffs(pending) + MSP_PER_INTBASE - 1); } else { spurious_interrupt(); - /* Re-enable the CIC cascaded interrupt and return */ - irq_desc[MSP_INT_CIC].chip->end(MSP_INT_CIC); } } diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_slp.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_slp.c index 61f39023234..8f51e4adc43 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq_slp.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_slp.c @@ -21,8 +21,10 @@ #include #include -static inline void unmask_msp_slp_irq(unsigned int irq) +static inline void unmask_msp_slp_irq(struct irq_data *d) { + unsigned int irq = d->irq; + /* check for PER interrupt range */ if (irq < MSP_PER_INTBASE) *SLP_INT_MSK_REG |= (1 << (irq - MSP_SLP_INTBASE)); @@ -30,8 +32,10 @@ static inline void unmask_msp_slp_irq(unsigned int irq) *PER_INT_MSK_REG |= (1 << (irq - MSP_PER_INTBASE)); } -static inline void mask_msp_slp_irq(unsigned int irq) +static inline void mask_msp_slp_irq(struct irq_data *d) { + unsigned int irq = d->irq; + /* check for PER interrupt range */ if (irq < MSP_PER_INTBASE) *SLP_INT_MSK_REG &= ~(1 << (irq - MSP_SLP_INTBASE)); @@ -43,8 +47,10 @@ static inline void mask_msp_slp_irq(unsigned int irq) * While we ack the interrupt interrupts are disabled and thus we don't need * to deal with concurrency issues. Same for msp_slp_irq_end. */ -static inline void ack_msp_slp_irq(unsigned int irq) +static inline void ack_msp_slp_irq(struct irq_data *d) { + unsigned int irq = d->irq; + /* check for PER interrupt range */ if (irq < MSP_PER_INTBASE) *SLP_INT_STS_REG = (1 << (irq - MSP_SLP_INTBASE)); @@ -54,9 +60,9 @@ static inline void ack_msp_slp_irq(unsigned int irq) static struct irq_chip msp_slp_irq_controller = { .name = "MSP_SLP", - .ack = ack_msp_slp_irq, - .mask = mask_msp_slp_irq, - .unmask = unmask_msp_slp_irq, + .irq_ack = ack_msp_slp_irq, + .irq_mask = mask_msp_slp_irq, + .irq_unmask = unmask_msp_slp_irq, }; void __init msp_slp_irq_init(void) -- cgit v1.2.3-70-g09d2 From 8fcc34e5ce0a94157349db5a060fbd3656100c6b Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:08 +0000 Subject: MIPS: PNX83xx: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2198/ Signed-off-by: Ralf Baechle --- arch/mips/pnx833x/common/interrupts.c | 98 ++++++----------------------------- 1 file changed, 16 insertions(+), 82 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/pnx833x/common/interrupts.c b/arch/mips/pnx833x/common/interrupts.c index 941916f8aaf..b226bcb0a2f 100644 --- a/arch/mips/pnx833x/common/interrupts.c +++ b/arch/mips/pnx833x/common/interrupts.c @@ -152,10 +152,6 @@ static inline void pnx833x_hard_disable_pic_irq(unsigned int irq) PNX833X_PIC_INT_REG(irq) = 0; } -static int irqflags[PNX833X_PIC_NUM_IRQ]; /* initialized by zeroes */ -#define IRQFLAG_STARTED 1 -#define IRQFLAG_DISABLED 2 - static DEFINE_RAW_SPINLOCK(pnx833x_irq_lock); static unsigned int pnx833x_startup_pic_irq(unsigned int irq) @@ -164,108 +160,54 @@ static unsigned int pnx833x_startup_pic_irq(unsigned int irq) unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE; raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - - irqflags[pic_irq] = IRQFLAG_STARTED; /* started, not disabled */ pnx833x_hard_enable_pic_irq(pic_irq); - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); return 0; } -static void pnx833x_shutdown_pic_irq(unsigned int irq) -{ - unsigned long flags; - unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE; - - raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - - irqflags[pic_irq] = 0; /* not started */ - pnx833x_hard_disable_pic_irq(pic_irq); - - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); -} - -static void pnx833x_enable_pic_irq(unsigned int irq) +static void pnx833x_enable_pic_irq(struct irq_data *d) { unsigned long flags; - unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE; + unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE; raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - - irqflags[pic_irq] &= ~IRQFLAG_DISABLED; - if (irqflags[pic_irq] == IRQFLAG_STARTED) - pnx833x_hard_enable_pic_irq(pic_irq); - + pnx833x_hard_enable_pic_irq(pic_irq); raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); } -static void pnx833x_disable_pic_irq(unsigned int irq) +static void pnx833x_disable_pic_irq(struct irq_data *d) { unsigned long flags; - unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE; + unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE; raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - - irqflags[pic_irq] |= IRQFLAG_DISABLED; pnx833x_hard_disable_pic_irq(pic_irq); - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); } -static void pnx833x_ack_pic_irq(unsigned int irq) -{ -} - -static void pnx833x_end_pic_irq(unsigned int irq) -{ -} - static DEFINE_RAW_SPINLOCK(pnx833x_gpio_pnx833x_irq_lock); -static unsigned int pnx833x_startup_gpio_irq(unsigned int irq) -{ - int pin = irq - PNX833X_GPIO_IRQ_BASE; - unsigned long flags; - raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); - pnx833x_gpio_enable_irq(pin); - raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); - return 0; -} - -static void pnx833x_enable_gpio_irq(unsigned int irq) +static void pnx833x_enable_gpio_irq(struct irq_data *d) { - int pin = irq - PNX833X_GPIO_IRQ_BASE; + int pin = d->irq - PNX833X_GPIO_IRQ_BASE; unsigned long flags; raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); pnx833x_gpio_enable_irq(pin); raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); } -static void pnx833x_disable_gpio_irq(unsigned int irq) +static void pnx833x_disable_gpio_irq(struct irq_data *d) { - int pin = irq - PNX833X_GPIO_IRQ_BASE; + int pin = d->irq - PNX833X_GPIO_IRQ_BASE; unsigned long flags; raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); pnx833x_gpio_disable_irq(pin); raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); } -static void pnx833x_ack_gpio_irq(unsigned int irq) -{ -} - -static void pnx833x_end_gpio_irq(unsigned int irq) -{ - int pin = irq - PNX833X_GPIO_IRQ_BASE; - unsigned long flags; - raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); - pnx833x_gpio_clear_irq(pin); - raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); -} - -static int pnx833x_set_type_gpio_irq(unsigned int irq, unsigned int flow_type) +static int pnx833x_set_type_gpio_irq(struct irq_data *d, unsigned int flow_type) { - int pin = irq - PNX833X_GPIO_IRQ_BASE; + int pin = d->irq - PNX833X_GPIO_IRQ_BASE; int gpio_mode; switch (flow_type) { @@ -296,23 +238,15 @@ static int pnx833x_set_type_gpio_irq(unsigned int irq, unsigned int flow_type) static struct irq_chip pnx833x_pic_irq_type = { .name = "PNX-PIC", - .startup = pnx833x_startup_pic_irq, - .shutdown = pnx833x_shutdown_pic_irq, - .enable = pnx833x_enable_pic_irq, - .disable = pnx833x_disable_pic_irq, - .ack = pnx833x_ack_pic_irq, - .end = pnx833x_end_pic_irq + .irq_enable = pnx833x_enable_pic_irq, + .irq_disable = pnx833x_disable_pic_irq, }; static struct irq_chip pnx833x_gpio_irq_type = { .name = "PNX-GPIO", - .startup = pnx833x_startup_gpio_irq, - .shutdown = pnx833x_disable_gpio_irq, - .enable = pnx833x_enable_gpio_irq, - .disable = pnx833x_disable_gpio_irq, - .ack = pnx833x_ack_gpio_irq, - .end = pnx833x_end_gpio_irq, - .set_type = pnx833x_set_type_gpio_irq + .irq_enable = pnx833x_enable_gpio_irq, + .irq_disable = pnx833x_disable_gpio_irq, + .irq_set_type = pnx833x_set_type_gpio_irq, }; void __init arch_init_irq(void) -- cgit v1.2.3-70-g09d2 From 0007b9bdbef801a4f177899fa557997d2f06c36d Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:09 +0000 Subject: MIPS: PNX8550: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2199/ Signed-off-by: Ralf Baechle --- arch/mips/pnx8550/common/int.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/pnx8550/common/int.c b/arch/mips/pnx8550/common/int.c index cfed5051dc6..dbdc35c3531 100644 --- a/arch/mips/pnx8550/common/int.c +++ b/arch/mips/pnx8550/common/int.c @@ -114,8 +114,10 @@ static inline void unmask_gic_int(unsigned int irq_nr) PNX8550_GIC_REQ(irq_nr) = (1<<26 | 1<<16) | (1<<28) | gic_prio[irq_nr]; } -static inline void mask_irq(unsigned int irq_nr) +static inline void mask_irq(struct irq_data *d) { + unsigned int irq_nr = d->irq; + if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) { modify_cp0_intmask(1 << irq_nr, 0); } else if ((PNX8550_INT_GIC_MIN <= irq_nr) && @@ -129,8 +131,10 @@ static inline void mask_irq(unsigned int irq_nr) } } -static inline void unmask_irq(unsigned int irq_nr) +static inline void unmask_irq(struct irq_data *d) { + unsigned int irq_nr = d->irq; + if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) { modify_cp0_intmask(0, 1 << irq_nr); } else if ((PNX8550_INT_GIC_MIN <= irq_nr) && @@ -157,10 +161,8 @@ int pnx8550_set_gic_priority(int irq, int priority) static struct irq_chip level_irq_type = { .name = "PNX Level IRQ", - .ack = mask_irq, - .mask = mask_irq, - .mask_ack = mask_irq, - .unmask = unmask_irq, + .irq_mask = mask_irq, + .irq_unmask = unmask_irq, }; static struct irqaction gic_action = { @@ -180,10 +182,8 @@ void __init arch_init_irq(void) int i; int configPR; - for (i = 0; i < PNX8550_INT_CP0_TOTINT; i++) { + for (i = 0; i < PNX8550_INT_CP0_TOTINT; i++) set_irq_chip_and_handler(i, &level_irq_type, handle_level_irq); - mask_irq(i); /* mask the irq just in case */ - } /* init of GIC/IPC interrupts */ /* should be done before cp0 since cp0 init enables the GIC int */ -- cgit v1.2.3-70-g09d2 From 2f8d36e7112e79ea5e325463f18386e83b5c447c Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:09 +0000 Subject: MIPS: PowerTV: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2200/ Signed-off-by: Ralf Baechle --- arch/mips/powertv/asic/irq_asic.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/powertv/asic/irq_asic.c b/arch/mips/powertv/asic/irq_asic.c index e5538243415..6f1c8ef6a71 100644 --- a/arch/mips/powertv/asic/irq_asic.c +++ b/arch/mips/powertv/asic/irq_asic.c @@ -21,9 +21,10 @@ #include -static inline void unmask_asic_irq(unsigned int irq) +static inline void unmask_asic_irq(struct irq_data *d) { unsigned long enable_bit; + unsigned int irq = d->irq; enable_bit = (1 << (irq & 0x1f)); @@ -45,9 +46,10 @@ static inline void unmask_asic_irq(unsigned int irq) } } -static inline void mask_asic_irq(unsigned int irq) +static inline void mask_asic_irq(struct irq_data *d) { unsigned long disable_mask; + unsigned int irq = d->irq; disable_mask = ~(1 << (irq & 0x1f)); @@ -71,11 +73,8 @@ static inline void mask_asic_irq(unsigned int irq) static struct irq_chip asic_irq_chip = { .name = "ASIC Level", - .ack = mask_asic_irq, - .mask = mask_asic_irq, - .mask_ack = mask_asic_irq, - .unmask = unmask_asic_irq, - .eoi = unmask_asic_irq, + .irq_mask = mask_asic_irq, + .irq_unmask = unmask_asic_irq, }; void __init asic_irq_init(void) -- cgit v1.2.3-70-g09d2 From efb02da52fe20172acb13f82f12ba36bed690bdc Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:10 +0000 Subject: MIPS: RB532: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2201/ Signed-off-by: Ralf Baechle --- arch/mips/rb532/irq.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/rb532/irq.c b/arch/mips/rb532/irq.c index ea6cec3c1e0..b32a768da89 100644 --- a/arch/mips/rb532/irq.c +++ b/arch/mips/rb532/irq.c @@ -111,10 +111,10 @@ static inline void ack_local_irq(unsigned int ip) clear_c0_cause(ipnum); } -static void rb532_enable_irq(unsigned int irq_nr) +static void rb532_enable_irq(struct irq_data *d) { + unsigned int group, intr_bit, irq_nr = d->irq; int ip = irq_nr - GROUP0_IRQ_BASE; - unsigned int group, intr_bit; volatile unsigned int *addr; if (ip < 0) @@ -132,10 +132,10 @@ static void rb532_enable_irq(unsigned int irq_nr) } } -static void rb532_disable_irq(unsigned int irq_nr) +static void rb532_disable_irq(struct irq_data *d) { + unsigned int group, intr_bit, mask, irq_nr = d->irq; int ip = irq_nr - GROUP0_IRQ_BASE; - unsigned int group, intr_bit, mask; volatile unsigned int *addr; if (ip < 0) { @@ -163,18 +163,18 @@ static void rb532_disable_irq(unsigned int irq_nr) } } -static void rb532_mask_and_ack_irq(unsigned int irq_nr) +static void rb532_mask_and_ack_irq(struct irq_data *d) { - rb532_disable_irq(irq_nr); - ack_local_irq(group_to_ip(irq_to_group(irq_nr))); + rb532_disable_irq(d); + ack_local_irq(group_to_ip(irq_to_group(d->irq))); } -static int rb532_set_type(unsigned int irq_nr, unsigned type) +static int rb532_set_type(struct irq_data *d, unsigned type) { - int gpio = irq_nr - GPIO_MAPPED_IRQ_BASE; - int group = irq_to_group(irq_nr); + int gpio = d->irq - GPIO_MAPPED_IRQ_BASE; + int group = irq_to_group(d->irq); - if (group != GPIO_MAPPED_IRQ_GROUP || irq_nr > (GROUP4_IRQ_BASE + 13)) + if (group != GPIO_MAPPED_IRQ_GROUP || d->irq > (GROUP4_IRQ_BASE + 13)) return (type == IRQ_TYPE_LEVEL_HIGH) ? 0 : -EINVAL; switch (type) { @@ -193,11 +193,11 @@ static int rb532_set_type(unsigned int irq_nr, unsigned type) static struct irq_chip rc32434_irq_type = { .name = "RB532", - .ack = rb532_disable_irq, - .mask = rb532_disable_irq, - .mask_ack = rb532_mask_and_ack_irq, - .unmask = rb532_enable_irq, - .set_type = rb532_set_type, + .irq_ack = rb532_disable_irq, + .irq_mask = rb532_disable_irq, + .irq_mask_ack = rb532_mask_and_ack_irq, + .irq_unmask = rb532_enable_irq, + .irq_set_type = rb532_set_type, }; void __init arch_init_irq(void) -- cgit v1.2.3-70-g09d2 From 9458ea567a72ebd3852c2d764d32c0f2fb61d0df Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:11 +0000 Subject: MIPS: IP22/IP28: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2202/ Signed-off-by: Ralf Baechle --- arch/mips/sgi-ip22/ip22-int.c | 60 +++++++++++++++++++------------------------ 1 file changed, 26 insertions(+), 34 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c index 383f11d7f44..e6e64750e90 100644 --- a/arch/mips/sgi-ip22/ip22-int.c +++ b/arch/mips/sgi-ip22/ip22-int.c @@ -31,88 +31,80 @@ static char lc3msk_to_irqnr[256]; extern int ip22_eisa_init(void); -static void enable_local0_irq(unsigned int irq) +static void enable_local0_irq(struct irq_data *d) { /* don't allow mappable interrupt to be enabled from setup_irq, * we have our own way to do so */ - if (irq != SGI_MAP_0_IRQ) - sgint->imask0 |= (1 << (irq - SGINT_LOCAL0)); + if (d->irq != SGI_MAP_0_IRQ) + sgint->imask0 |= (1 << (d->irq - SGINT_LOCAL0)); } -static void disable_local0_irq(unsigned int irq) +static void disable_local0_irq(struct irq_data *d) { - sgint->imask0 &= ~(1 << (irq - SGINT_LOCAL0)); + sgint->imask0 &= ~(1 << (d->irq - SGINT_LOCAL0)); } static struct irq_chip ip22_local0_irq_type = { .name = "IP22 local 0", - .ack = disable_local0_irq, - .mask = disable_local0_irq, - .mask_ack = disable_local0_irq, - .unmask = enable_local0_irq, + .irq_mask = disable_local0_irq, + .irq_unmask = enable_local0_irq, }; -static void enable_local1_irq(unsigned int irq) +static void enable_local1_irq(struct irq_data *d) { /* don't allow mappable interrupt to be enabled from setup_irq, * we have our own way to do so */ - if (irq != SGI_MAP_1_IRQ) - sgint->imask1 |= (1 << (irq - SGINT_LOCAL1)); + if (d->irq != SGI_MAP_1_IRQ) + sgint->imask1 |= (1 << (d->irq - SGINT_LOCAL1)); } -static void disable_local1_irq(unsigned int irq) +static void disable_local1_irq(struct irq_data *d) { - sgint->imask1 &= ~(1 << (irq - SGINT_LOCAL1)); + sgint->imask1 &= ~(1 << (d->irq - SGINT_LOCAL1)); } static struct irq_chip ip22_local1_irq_type = { .name = "IP22 local 1", - .ack = disable_local1_irq, - .mask = disable_local1_irq, - .mask_ack = disable_local1_irq, - .unmask = enable_local1_irq, + .irq_mask = disable_local1_irq, + .irq_unmask = enable_local1_irq, }; -static void enable_local2_irq(unsigned int irq) +static void enable_local2_irq(struct irq_data *d) { sgint->imask0 |= (1 << (SGI_MAP_0_IRQ - SGINT_LOCAL0)); - sgint->cmeimask0 |= (1 << (irq - SGINT_LOCAL2)); + sgint->cmeimask0 |= (1 << (d->irq - SGINT_LOCAL2)); } -static void disable_local2_irq(unsigned int irq) +static void disable_local2_irq(struct irq_data *d) { - sgint->cmeimask0 &= ~(1 << (irq - SGINT_LOCAL2)); + sgint->cmeimask0 &= ~(1 << (d->irq - SGINT_LOCAL2)); if (!sgint->cmeimask0) sgint->imask0 &= ~(1 << (SGI_MAP_0_IRQ - SGINT_LOCAL0)); } static struct irq_chip ip22_local2_irq_type = { .name = "IP22 local 2", - .ack = disable_local2_irq, - .mask = disable_local2_irq, - .mask_ack = disable_local2_irq, - .unmask = enable_local2_irq, + .irq_mask = disable_local2_irq, + .irq_unmask = enable_local2_irq, }; -static void enable_local3_irq(unsigned int irq) +static void enable_local3_irq(struct irq_data *d) { sgint->imask1 |= (1 << (SGI_MAP_1_IRQ - SGINT_LOCAL1)); - sgint->cmeimask1 |= (1 << (irq - SGINT_LOCAL3)); + sgint->cmeimask1 |= (1 << (d->irq - SGINT_LOCAL3)); } -static void disable_local3_irq(unsigned int irq) +static void disable_local3_irq(struct irq_data *d) { - sgint->cmeimask1 &= ~(1 << (irq - SGINT_LOCAL3)); + sgint->cmeimask1 &= ~(1 << (d->irq - SGINT_LOCAL3)); if (!sgint->cmeimask1) sgint->imask1 &= ~(1 << (SGI_MAP_1_IRQ - SGINT_LOCAL1)); } static struct irq_chip ip22_local3_irq_type = { .name = "IP22 local 3", - .ack = disable_local3_irq, - .mask = disable_local3_irq, - .mask_ack = disable_local3_irq, - .unmask = enable_local3_irq, + .irq_mask = disable_local3_irq, + .irq_unmask = enable_local3_irq, }; static void indy_local0_irqdispatch(void) -- cgit v1.2.3-70-g09d2 From 301218df9c07e675e1c5497c818df13bb7fc38b1 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:12 +0000 Subject: MIPS: IP27: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2203/ Signed-off-by: Ralf Baechle --- arch/mips/sgi-ip27/ip27-irq.c | 38 ++++++++++++++++++-------------------- arch/mips/sgi-ip27/ip27-timer.c | 11 ++++------- 2 files changed, 22 insertions(+), 27 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c index 6a123ea72de..f2d09d7700d 100644 --- a/arch/mips/sgi-ip27/ip27-irq.c +++ b/arch/mips/sgi-ip27/ip27-irq.c @@ -240,7 +240,7 @@ static int intr_disconnect_level(int cpu, int bit) } /* Startup one of the (PCI ...) IRQs routes over a bridge. */ -static unsigned int startup_bridge_irq(unsigned int irq) +static unsigned int startup_bridge_irq(struct irq_data *d) { struct bridge_controller *bc; bridgereg_t device; @@ -248,16 +248,16 @@ static unsigned int startup_bridge_irq(unsigned int irq) int pin, swlevel; cpuid_t cpu; - pin = SLOT_FROM_PCI_IRQ(irq); - bc = IRQ_TO_BRIDGE(irq); + pin = SLOT_FROM_PCI_IRQ(d->irq); + bc = IRQ_TO_BRIDGE(d->irq); bridge = bc->base; - pr_debug("bridge_startup(): irq= 0x%x pin=%d\n", irq, pin); + pr_debug("bridge_startup(): irq= 0x%x pin=%d\n", d->irq, pin); /* * "map" irq to a swlevel greater than 6 since the first 6 bits * of INT_PEND0 are taken */ - swlevel = find_level(&cpu, irq); + swlevel = find_level(&cpu, d->irq); bridge->b_int_addr[pin].addr = (0x20000 | swlevel | (bc->nasid << 8)); bridge->b_int_enable |= (1 << pin); bridge->b_int_enable |= 0x7ffffe00; /* more stuff in int_enable */ @@ -288,53 +288,51 @@ static unsigned int startup_bridge_irq(unsigned int irq) } /* Shutdown one of the (PCI ...) IRQs routes over a bridge. */ -static void shutdown_bridge_irq(unsigned int irq) +static void shutdown_bridge_irq(struct irq_data *d) { - struct bridge_controller *bc = IRQ_TO_BRIDGE(irq); + struct bridge_controller *bc = IRQ_TO_BRIDGE(d->irq); bridge_t *bridge = bc->base; int pin, swlevel; cpuid_t cpu; - pr_debug("bridge_shutdown: irq 0x%x\n", irq); - pin = SLOT_FROM_PCI_IRQ(irq); + pr_debug("bridge_shutdown: irq 0x%x\n", d->irq); + pin = SLOT_FROM_PCI_IRQ(d->irq); /* * map irq to a swlevel greater than 6 since the first 6 bits * of INT_PEND0 are taken */ - swlevel = find_level(&cpu, irq); + swlevel = find_level(&cpu, d->irq); intr_disconnect_level(cpu, swlevel); bridge->b_int_enable &= ~(1 << pin); bridge->b_wid_tflush; } -static inline void enable_bridge_irq(unsigned int irq) +static inline void enable_bridge_irq(struct irq_data *d) { cpuid_t cpu; int swlevel; - swlevel = find_level(&cpu, irq); /* Criminal offence */ + swlevel = find_level(&cpu, d->irq); /* Criminal offence */ intr_connect_level(cpu, swlevel); } -static inline void disable_bridge_irq(unsigned int irq) +static inline void disable_bridge_irq(struct irq_data *d) { cpuid_t cpu; int swlevel; - swlevel = find_level(&cpu, irq); /* Criminal offence */ + swlevel = find_level(&cpu, d->irq); /* Criminal offence */ intr_disconnect_level(cpu, swlevel); } static struct irq_chip bridge_irq_type = { .name = "bridge", - .startup = startup_bridge_irq, - .shutdown = shutdown_bridge_irq, - .ack = disable_bridge_irq, - .mask = disable_bridge_irq, - .mask_ack = disable_bridge_irq, - .unmask = enable_bridge_irq, + .irq_startup = startup_bridge_irq, + .irq_shutdown = shutdown_bridge_irq, + .irq_mask = disable_bridge_irq, + .irq_unmask = enable_bridge_irq, }; void __devinit register_bridge_irq(unsigned int irq) diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c index d6802d6d1f8..c01f558a2a0 100644 --- a/arch/mips/sgi-ip27/ip27-timer.c +++ b/arch/mips/sgi-ip27/ip27-timer.c @@ -36,21 +36,18 @@ #include #include -static void enable_rt_irq(unsigned int irq) +static void enable_rt_irq(struct irq_data *d) { } -static void disable_rt_irq(unsigned int irq) +static void disable_rt_irq(struct irq_data *d) { } static struct irq_chip rt_irq_type = { .name = "SN HUB RT timer", - .ack = disable_rt_irq, - .mask = disable_rt_irq, - .mask_ack = disable_rt_irq, - .unmask = enable_rt_irq, - .eoi = enable_rt_irq, + .irq_mask = disable_rt_irq, + .irq_unmask = enable_rt_irq, }; static int rt_next_event(unsigned long delta, struct clock_event_device *evt) -- cgit v1.2.3-70-g09d2 From 4d2796f83600bbba8e7170e847226c377c0305af Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:13 +0000 Subject: MIPS: IP32: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2204/ Signed-off-by: Ralf Baechle --- arch/mips/sgi-ip32/ip32-irq.c | 134 +++++++++++++----------------------------- 1 file changed, 42 insertions(+), 92 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index eb40824b172..e0a3ce4a8d4 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -130,70 +130,48 @@ static struct irqaction cpuerr_irq = { static uint64_t crime_mask; -static inline void crime_enable_irq(unsigned int irq) +static inline void crime_enable_irq(struct irq_data *d) { - unsigned int bit = irq - CRIME_IRQ_BASE; + unsigned int bit = d->irq - CRIME_IRQ_BASE; crime_mask |= 1 << bit; crime->imask = crime_mask; } -static inline void crime_disable_irq(unsigned int irq) +static inline void crime_disable_irq(struct irq_data *d) { - unsigned int bit = irq - CRIME_IRQ_BASE; + unsigned int bit = d->irq - CRIME_IRQ_BASE; crime_mask &= ~(1 << bit); crime->imask = crime_mask; flush_crime_bus(); } -static void crime_level_mask_and_ack_irq(unsigned int irq) -{ - crime_disable_irq(irq); -} - -static void crime_level_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - crime_enable_irq(irq); -} - static struct irq_chip crime_level_interrupt = { .name = "IP32 CRIME", - .ack = crime_level_mask_and_ack_irq, - .mask = crime_disable_irq, - .mask_ack = crime_level_mask_and_ack_irq, - .unmask = crime_enable_irq, - .end = crime_level_end_irq, + .irq_mask = crime_disable_irq, + .irq_unmask = crime_enable_irq, }; -static void crime_edge_mask_and_ack_irq(unsigned int irq) +static void crime_edge_mask_and_ack_irq(struct irq_data *d) { - unsigned int bit = irq - CRIME_IRQ_BASE; + unsigned int bit = d->irq - CRIME_IRQ_BASE; uint64_t crime_int; /* Edge triggered interrupts must be cleared. */ - crime_int = crime->hard_int; crime_int &= ~(1 << bit); crime->hard_int = crime_int; - crime_disable_irq(irq); -} - -static void crime_edge_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - crime_enable_irq(irq); + crime_disable_irq(d); } static struct irq_chip crime_edge_interrupt = { .name = "IP32 CRIME", - .ack = crime_edge_mask_and_ack_irq, - .mask = crime_disable_irq, - .mask_ack = crime_edge_mask_and_ack_irq, - .unmask = crime_enable_irq, - .end = crime_edge_end_irq, + .irq_ack = crime_edge_mask_and_ack_irq, + .irq_mask = crime_disable_irq, + .irq_mask_ack = crime_edge_mask_and_ack_irq, + .irq_unmask = crime_enable_irq, }; /* @@ -204,37 +182,28 @@ static struct irq_chip crime_edge_interrupt = { static unsigned long macepci_mask; -static void enable_macepci_irq(unsigned int irq) +static void enable_macepci_irq(struct irq_data *d) { - macepci_mask |= MACEPCI_CONTROL_INT(irq - MACEPCI_SCSI0_IRQ); + macepci_mask |= MACEPCI_CONTROL_INT(d->irq - MACEPCI_SCSI0_IRQ); mace->pci.control = macepci_mask; - crime_mask |= 1 << (irq - CRIME_IRQ_BASE); + crime_mask |= 1 << (d->irq - CRIME_IRQ_BASE); crime->imask = crime_mask; } -static void disable_macepci_irq(unsigned int irq) +static void disable_macepci_irq(struct irq_data *d) { - crime_mask &= ~(1 << (irq - CRIME_IRQ_BASE)); + crime_mask &= ~(1 << (d->irq - CRIME_IRQ_BASE)); crime->imask = crime_mask; flush_crime_bus(); - macepci_mask &= ~MACEPCI_CONTROL_INT(irq - MACEPCI_SCSI0_IRQ); + macepci_mask &= ~MACEPCI_CONTROL_INT(d->irq - MACEPCI_SCSI0_IRQ); mace->pci.control = macepci_mask; flush_mace_bus(); } -static void end_macepci_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_macepci_irq(irq); -} - static struct irq_chip ip32_macepci_interrupt = { .name = "IP32 MACE PCI", - .ack = disable_macepci_irq, - .mask = disable_macepci_irq, - .mask_ack = disable_macepci_irq, - .unmask = enable_macepci_irq, - .end = end_macepci_irq, + .irq_mask = disable_macepci_irq, + .irq_unmask = enable_macepci_irq, }; /* This is used for MACE ISA interrupts. That means bits 4-6 in the @@ -276,13 +245,13 @@ static struct irq_chip ip32_macepci_interrupt = { static unsigned long maceisa_mask; -static void enable_maceisa_irq(unsigned int irq) +static void enable_maceisa_irq(struct irq_data *d) { unsigned int crime_int = 0; - pr_debug("maceisa enable: %u\n", irq); + pr_debug("maceisa enable: %u\n", d->irq); - switch (irq) { + switch (d->irq) { case MACEISA_AUDIO_SW_IRQ ... MACEISA_AUDIO3_MERR_IRQ: crime_int = MACE_AUDIO_INT; break; @@ -296,15 +265,15 @@ static void enable_maceisa_irq(unsigned int irq) pr_debug("crime_int %08x enabled\n", crime_int); crime_mask |= crime_int; crime->imask = crime_mask; - maceisa_mask |= 1 << (irq - MACEISA_AUDIO_SW_IRQ); + maceisa_mask |= 1 << (d->irq - MACEISA_AUDIO_SW_IRQ); mace->perif.ctrl.imask = maceisa_mask; } -static void disable_maceisa_irq(unsigned int irq) +static void disable_maceisa_irq(struct irq_data *d) { unsigned int crime_int = 0; - maceisa_mask &= ~(1 << (irq - MACEISA_AUDIO_SW_IRQ)); + maceisa_mask &= ~(1 << (d->irq - MACEISA_AUDIO_SW_IRQ)); if (!(maceisa_mask & MACEISA_AUDIO_INT)) crime_int |= MACE_AUDIO_INT; if (!(maceisa_mask & MACEISA_MISC_INT)) @@ -318,76 +287,57 @@ static void disable_maceisa_irq(unsigned int irq) flush_mace_bus(); } -static void mask_and_ack_maceisa_irq(unsigned int irq) +static void mask_and_ack_maceisa_irq(struct irq_data *d) { unsigned long mace_int; /* edge triggered */ mace_int = mace->perif.ctrl.istat; - mace_int &= ~(1 << (irq - MACEISA_AUDIO_SW_IRQ)); + mace_int &= ~(1 << (d->irq - MACEISA_AUDIO_SW_IRQ)); mace->perif.ctrl.istat = mace_int; - disable_maceisa_irq(irq); -} - -static void end_maceisa_irq(unsigned irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_maceisa_irq(irq); + disable_maceisa_irq(d); } static struct irq_chip ip32_maceisa_level_interrupt = { .name = "IP32 MACE ISA", - .ack = disable_maceisa_irq, - .mask = disable_maceisa_irq, - .mask_ack = disable_maceisa_irq, - .unmask = enable_maceisa_irq, - .end = end_maceisa_irq, + .irq_mask = disable_maceisa_irq, + .irq_unmask = enable_maceisa_irq, }; static struct irq_chip ip32_maceisa_edge_interrupt = { .name = "IP32 MACE ISA", - .ack = mask_and_ack_maceisa_irq, - .mask = disable_maceisa_irq, - .mask_ack = mask_and_ack_maceisa_irq, - .unmask = enable_maceisa_irq, - .end = end_maceisa_irq, + .irq_ack = mask_and_ack_maceisa_irq, + .irq_mask = disable_maceisa_irq, + .irq_mask_ack = mask_and_ack_maceisa_irq, + .irq_unmask = enable_maceisa_irq, }; /* This is used for regular non-ISA, non-PCI MACE interrupts. That means * bits 0-3 and 7 in the CRIME register. */ -static void enable_mace_irq(unsigned int irq) +static void enable_mace_irq(struct irq_data *d) { - unsigned int bit = irq - CRIME_IRQ_BASE; + unsigned int bit = d->irq - CRIME_IRQ_BASE; crime_mask |= (1 << bit); crime->imask = crime_mask; } -static void disable_mace_irq(unsigned int irq) +static void disable_mace_irq(struct irq_data *d) { - unsigned int bit = irq - CRIME_IRQ_BASE; + unsigned int bit = d->irq - CRIME_IRQ_BASE; crime_mask &= ~(1 << bit); crime->imask = crime_mask; flush_crime_bus(); } -static void end_mace_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_mace_irq(irq); -} - static struct irq_chip ip32_mace_interrupt = { .name = "IP32 MACE", - .ack = disable_mace_irq, - .mask = disable_mace_irq, - .mask_ack = disable_mace_irq, - .unmask = enable_mace_irq, - .end = end_mace_irq, + .irq_mask = disable_mace_irq, + .irq_unmask = enable_mace_irq, }; static void ip32_unknown_interrupt(void) -- cgit v1.2.3-70-g09d2 From d6d5d5c4afd4c8bb4c5e3753a2141e9c3a874629 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:14 +0000 Subject: MIPS: Sibyte: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2205/ Signed-off-by: Ralf Baechle --- arch/mips/sibyte/bcm1480/irq.c | 55 +++++++++++++++--------------------------- arch/mips/sibyte/sb1250/irq.c | 53 ++++++++++++---------------------------- 2 files changed, 35 insertions(+), 73 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c index 044bbe462c2..89e8188a466 100644 --- a/arch/mips/sibyte/bcm1480/irq.c +++ b/arch/mips/sibyte/bcm1480/irq.c @@ -44,31 +44,10 @@ * for interrupt lines */ - -static void end_bcm1480_irq(unsigned int irq); -static void enable_bcm1480_irq(unsigned int irq); -static void disable_bcm1480_irq(unsigned int irq); -static void ack_bcm1480_irq(unsigned int irq); -#ifdef CONFIG_SMP -static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask); -#endif - #ifdef CONFIG_PCI extern unsigned long ht_eoi_space; #endif -static struct irq_chip bcm1480_irq_type = { - .name = "BCM1480-IMR", - .ack = ack_bcm1480_irq, - .mask = disable_bcm1480_irq, - .mask_ack = ack_bcm1480_irq, - .unmask = enable_bcm1480_irq, - .end = end_bcm1480_irq, -#ifdef CONFIG_SMP - .set_affinity = bcm1480_set_affinity -#endif -}; - /* Store the CPU id (not the logical number) */ int bcm1480_irq_owner[BCM1480_NR_IRQS]; @@ -109,12 +88,13 @@ void bcm1480_unmask_irq(int cpu, int irq) } #ifdef CONFIG_SMP -static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask) +static int bcm1480_set_affinity(struct irq_data *d, const struct cpumask *mask, + bool force) { + unsigned int irq_dirty, irq = d->irq; int i = 0, old_cpu, cpu, int_on, k; u64 cur_ints; unsigned long flags; - unsigned int irq_dirty; i = cpumask_first(mask); @@ -156,21 +136,25 @@ static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask) /*****************************************************************************/ -static void disable_bcm1480_irq(unsigned int irq) +static void disable_bcm1480_irq(struct irq_data *d) { + unsigned int irq = d->irq; + bcm1480_mask_irq(bcm1480_irq_owner[irq], irq); } -static void enable_bcm1480_irq(unsigned int irq) +static void enable_bcm1480_irq(struct irq_data *d) { + unsigned int irq = d->irq; + bcm1480_unmask_irq(bcm1480_irq_owner[irq], irq); } -static void ack_bcm1480_irq(unsigned int irq) +static void ack_bcm1480_irq(struct irq_data *d) { + unsigned int irq_dirty, irq = d->irq; u64 pending; - unsigned int irq_dirty; int k; /* @@ -217,14 +201,15 @@ static void ack_bcm1480_irq(unsigned int irq) bcm1480_mask_irq(bcm1480_irq_owner[irq], irq); } - -static void end_bcm1480_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) { - bcm1480_unmask_irq(bcm1480_irq_owner[irq], irq); - } -} - +static struct irq_chip bcm1480_irq_type = { + .name = "BCM1480-IMR", + .irq_mask_ack = ack_bcm1480_irq, + .irq_mask = disable_bcm1480_irq, + .irq_unmask = enable_bcm1480_irq, +#ifdef CONFIG_SMP + .irq_set_affinity = bcm1480_set_affinity +#endif +}; void __init init_bcm1480_irqs(void) { diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c index 12ac04a658e..fd269ea8d8a 100644 --- a/arch/mips/sibyte/sb1250/irq.c +++ b/arch/mips/sibyte/sb1250/irq.c @@ -43,31 +43,10 @@ * for interrupt lines */ - -static void end_sb1250_irq(unsigned int irq); -static void enable_sb1250_irq(unsigned int irq); -static void disable_sb1250_irq(unsigned int irq); -static void ack_sb1250_irq(unsigned int irq); -#ifdef CONFIG_SMP -static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask); -#endif - #ifdef CONFIG_SIBYTE_HAS_LDT extern unsigned long ldt_eoi_space; #endif -static struct irq_chip sb1250_irq_type = { - .name = "SB1250-IMR", - .ack = ack_sb1250_irq, - .mask = disable_sb1250_irq, - .mask_ack = ack_sb1250_irq, - .unmask = enable_sb1250_irq, - .end = end_sb1250_irq, -#ifdef CONFIG_SMP - .set_affinity = sb1250_set_affinity -#endif -}; - /* Store the CPU id (not the logical number) */ int sb1250_irq_owner[SB1250_NR_IRQS]; @@ -102,9 +81,11 @@ void sb1250_unmask_irq(int cpu, int irq) } #ifdef CONFIG_SMP -static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask) +static int sb1250_set_affinity(struct irq_data *d, const struct cpumask *mask, + bool force) { int i = 0, old_cpu, cpu, int_on; + unsigned int irq = d->irq; u64 cur_ints; unsigned long flags; @@ -142,21 +123,17 @@ static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask) } #endif -/*****************************************************************************/ - -static void disable_sb1250_irq(unsigned int irq) +static void enable_sb1250_irq(struct irq_data *d) { - sb1250_mask_irq(sb1250_irq_owner[irq], irq); -} + unsigned int irq = d->irq; -static void enable_sb1250_irq(unsigned int irq) -{ sb1250_unmask_irq(sb1250_irq_owner[irq], irq); } -static void ack_sb1250_irq(unsigned int irq) +static void ack_sb1250_irq(struct irq_data *d) { + unsigned int irq = d->irq; #ifdef CONFIG_SIBYTE_HAS_LDT u64 pending; @@ -199,14 +176,14 @@ static void ack_sb1250_irq(unsigned int irq) sb1250_mask_irq(sb1250_irq_owner[irq], irq); } - -static void end_sb1250_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) { - sb1250_unmask_irq(sb1250_irq_owner[irq], irq); - } -} - +static struct irq_chip sb1250_irq_type = { + .name = "SB1250-IMR", + .irq_mask_ack = ack_sb1250_irq, + .irq_unmask = enable_sb1250_irq, +#ifdef CONFIG_SMP + .irq_set_affinity = sb1250_set_affinity +#endif +}; void __init init_sb1250_irqs(void) { -- cgit v1.2.3-70-g09d2 From 0b888c7f3a0396cfe59116575a35cdcd166fd515 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:15 +0000 Subject: MIPS: SNI: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2206/ Signed-off-by: Ralf Baechle --- arch/mips/sni/a20r.c | 23 ++++++----------------- arch/mips/sni/pcimt.c | 21 ++++++--------------- arch/mips/sni/pcit.c | 21 ++++++--------------- arch/mips/sni/rm200.c | 42 +++++++++++++++--------------------------- 4 files changed, 33 insertions(+), 74 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c index bbe7187879f..72b94155778 100644 --- a/arch/mips/sni/a20r.c +++ b/arch/mips/sni/a20r.c @@ -168,33 +168,22 @@ static u32 a20r_ack_hwint(void) return status; } -static inline void unmask_a20r_irq(unsigned int irq) +static inline void unmask_a20r_irq(struct irq_data *d) { - set_c0_status(0x100 << (irq - SNI_A20R_IRQ_BASE)); + set_c0_status(0x100 << (d->irq - SNI_A20R_IRQ_BASE)); irq_enable_hazard(); } -static inline void mask_a20r_irq(unsigned int irq) +static inline void mask_a20r_irq(struct irq_data *d) { - clear_c0_status(0x100 << (irq - SNI_A20R_IRQ_BASE)); + clear_c0_status(0x100 << (d->irq - SNI_A20R_IRQ_BASE)); irq_disable_hazard(); } -static void end_a20r_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) { - a20r_ack_hwint(); - unmask_a20r_irq(irq); - } -} - static struct irq_chip a20r_irq_type = { .name = "A20R", - .ack = mask_a20r_irq, - .mask = mask_a20r_irq, - .mask_ack = mask_a20r_irq, - .unmask = unmask_a20r_irq, - .end = end_a20r_irq, + .irq_mask = mask_a20r_irq, + .irq_unmask = unmask_a20r_irq, }; /* diff --git a/arch/mips/sni/pcimt.c b/arch/mips/sni/pcimt.c index 8c92c73bc71..cfcc68abc5b 100644 --- a/arch/mips/sni/pcimt.c +++ b/arch/mips/sni/pcimt.c @@ -194,33 +194,24 @@ static struct pci_controller sni_controller = { .io_map_base = SNI_PORT_BASE }; -static void enable_pcimt_irq(unsigned int irq) +static void enable_pcimt_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq - PCIMT_IRQ_INT2); + unsigned int mask = 1 << (d->irq - PCIMT_IRQ_INT2); *(volatile u8 *) PCIMT_IRQSEL |= mask; } -void disable_pcimt_irq(unsigned int irq) +void disable_pcimt_irq(struct irq_data *d) { - unsigned int mask = ~(1 << (irq - PCIMT_IRQ_INT2)); + unsigned int mask = ~(1 << (d->irq - PCIMT_IRQ_INT2)); *(volatile u8 *) PCIMT_IRQSEL &= mask; } -static void end_pcimt_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_pcimt_irq(irq); -} - static struct irq_chip pcimt_irq_type = { .name = "PCIMT", - .ack = disable_pcimt_irq, - .mask = disable_pcimt_irq, - .mask_ack = disable_pcimt_irq, - .unmask = enable_pcimt_irq, - .end = end_pcimt_irq, + .irq_mask = disable_pcimt_irq, + .irq_unmask = enable_pcimt_irq, }; /* diff --git a/arch/mips/sni/pcit.c b/arch/mips/sni/pcit.c index dc9874553be..0846e99a6ef 100644 --- a/arch/mips/sni/pcit.c +++ b/arch/mips/sni/pcit.c @@ -156,33 +156,24 @@ static struct pci_controller sni_pcit_controller = { .io_map_base = SNI_PORT_BASE }; -static void enable_pcit_irq(unsigned int irq) +static void enable_pcit_irq(struct irq_data *d) { - u32 mask = 1 << (irq - SNI_PCIT_INT_START + 24); + u32 mask = 1 << (d->irq - SNI_PCIT_INT_START + 24); *(volatile u32 *)SNI_PCIT_INT_REG |= mask; } -void disable_pcit_irq(unsigned int irq) +void disable_pcit_irq(struct irq_data *d) { - u32 mask = 1 << (irq - SNI_PCIT_INT_START + 24); + u32 mask = 1 << (d->irq - SNI_PCIT_INT_START + 24); *(volatile u32 *)SNI_PCIT_INT_REG &= ~mask; } -void end_pcit_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_pcit_irq(irq); -} - static struct irq_chip pcit_irq_type = { .name = "PCIT", - .ack = disable_pcit_irq, - .mask = disable_pcit_irq, - .mask_ack = disable_pcit_irq, - .unmask = enable_pcit_irq, - .end = end_pcit_irq, + .irq_mask = disable_pcit_irq, + .irq_unmask = enable_pcit_irq, }; static void pcit_hwint1(void) diff --git a/arch/mips/sni/rm200.c b/arch/mips/sni/rm200.c index 0e6f42c2bbc..f05d8e59330 100644 --- a/arch/mips/sni/rm200.c +++ b/arch/mips/sni/rm200.c @@ -155,12 +155,11 @@ static __iomem u8 *rm200_pic_slave; #define cached_master_mask (rm200_cached_irq_mask) #define cached_slave_mask (rm200_cached_irq_mask >> 8) -static void sni_rm200_disable_8259A_irq(unsigned int irq) +static void sni_rm200_disable_8259A_irq(struct irq_data *d) { - unsigned int mask; + unsigned int mask, irq = d->irq - RM200_I8259A_IRQ_BASE; unsigned long flags; - irq -= RM200_I8259A_IRQ_BASE; mask = 1 << irq; raw_spin_lock_irqsave(&sni_rm200_i8259A_lock, flags); rm200_cached_irq_mask |= mask; @@ -171,12 +170,11 @@ static void sni_rm200_disable_8259A_irq(unsigned int irq) raw_spin_unlock_irqrestore(&sni_rm200_i8259A_lock, flags); } -static void sni_rm200_enable_8259A_irq(unsigned int irq) +static void sni_rm200_enable_8259A_irq(struct irq_data *d) { - unsigned int mask; + unsigned int mask, irq = d->irq - RM200_I8259A_IRQ_BASE; unsigned long flags; - irq -= RM200_I8259A_IRQ_BASE; mask = ~(1 << irq); raw_spin_lock_irqsave(&sni_rm200_i8259A_lock, flags); rm200_cached_irq_mask &= mask; @@ -210,12 +208,11 @@ static inline int sni_rm200_i8259A_irq_real(unsigned int irq) * first, _then_ send the EOI, and the order of EOI * to the two 8259s is important! */ -void sni_rm200_mask_and_ack_8259A(unsigned int irq) +void sni_rm200_mask_and_ack_8259A(struct irq_data *d) { - unsigned int irqmask; + unsigned int irqmask, irq = d->irq - RM200_I8259A_IRQ_BASE; unsigned long flags; - irq -= RM200_I8259A_IRQ_BASE; irqmask = 1 << irq; raw_spin_lock_irqsave(&sni_rm200_i8259A_lock, flags); /* @@ -285,9 +282,9 @@ spurious_8259A_irq: static struct irq_chip sni_rm200_i8259A_chip = { .name = "RM200-XT-PIC", - .mask = sni_rm200_disable_8259A_irq, - .unmask = sni_rm200_enable_8259A_irq, - .mask_ack = sni_rm200_mask_and_ack_8259A, + .irq_mask = sni_rm200_disable_8259A_irq, + .irq_unmask = sni_rm200_enable_8259A_irq, + .irq_mask_ack = sni_rm200_mask_and_ack_8259A, }; /* @@ -429,33 +426,24 @@ void __init sni_rm200_i8259_irqs(void) #define SNI_RM200_INT_START 24 #define SNI_RM200_INT_END 28 -static void enable_rm200_irq(unsigned int irq) +static void enable_rm200_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq - SNI_RM200_INT_START); + unsigned int mask = 1 << (d->irq - SNI_RM200_INT_START); *(volatile u8 *)SNI_RM200_INT_ENA_REG &= ~mask; } -void disable_rm200_irq(unsigned int irq) +void disable_rm200_irq(struct irq_data *d) { - unsigned int mask = 1 << (irq - SNI_RM200_INT_START); + unsigned int mask = 1 << (d->irq - SNI_RM200_INT_START); *(volatile u8 *)SNI_RM200_INT_ENA_REG |= mask; } -void end_rm200_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_rm200_irq(irq); -} - static struct irq_chip rm200_irq_type = { .name = "RM200", - .ack = disable_rm200_irq, - .mask = disable_rm200_irq, - .mask_ack = disable_rm200_irq, - .unmask = enable_rm200_irq, - .end = end_rm200_irq, + .irq_mask = disable_rm200_irq, + .irq_unmask = enable_rm200_irq, }; static void sni_rm200_hwint(void) -- cgit v1.2.3-70-g09d2 From d7ae7c7137868fca5a18954f4d70d525f38867c9 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:16 +0000 Subject: MIPS: TXx9: Convert to new irq_chip functions Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2207/ Signed-off-by: Ralf Baechle --- arch/mips/txx9/generic/irq_tx4939.c | 28 +++++++++--------- arch/mips/txx9/jmr3927/irq.c | 14 ++++----- arch/mips/txx9/rbtx4927/irq.c | 58 +++++++++++++++++-------------------- arch/mips/txx9/rbtx4938/irq.c | 54 +++++++++++++++------------------- arch/mips/txx9/rbtx4939/irq.c | 14 ++++----- 5 files changed, 75 insertions(+), 93 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/txx9/generic/irq_tx4939.c b/arch/mips/txx9/generic/irq_tx4939.c index 3886ad77cba..93b6edbedd6 100644 --- a/arch/mips/txx9/generic/irq_tx4939.c +++ b/arch/mips/txx9/generic/irq_tx4939.c @@ -50,9 +50,9 @@ static struct { unsigned char mode; } tx4939irq[TX4939_NUM_IR] __read_mostly; -static void tx4939_irq_unmask(unsigned int irq) +static void tx4939_irq_unmask(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 __iomem *lvlp; int ofs; if (irq_nr < 32) { @@ -68,9 +68,9 @@ static void tx4939_irq_unmask(unsigned int irq) lvlp); } -static inline void tx4939_irq_mask(unsigned int irq) +static inline void tx4939_irq_mask(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 __iomem *lvlp; int ofs; if (irq_nr < 32) { @@ -87,11 +87,11 @@ static inline void tx4939_irq_mask(unsigned int irq) mmiowb(); } -static void tx4939_irq_mask_ack(unsigned int irq) +static void tx4939_irq_mask_ack(struct irq_data *d) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; - tx4939_irq_mask(irq); + tx4939_irq_mask(d); if (TXx9_IRCR_EDGE(tx4939irq[irq_nr].mode)) { irq_nr--; /* clear edge detection */ @@ -101,9 +101,9 @@ static void tx4939_irq_mask_ack(unsigned int irq) } } -static int tx4939_irq_set_type(unsigned int irq, unsigned int flow_type) +static int tx4939_irq_set_type(struct irq_data *d, unsigned int flow_type) { - unsigned int irq_nr = irq - TXX9_IRQ_BASE; + unsigned int irq_nr = d->irq - TXX9_IRQ_BASE; u32 cr; u32 __iomem *crp; int ofs; @@ -145,11 +145,11 @@ static int tx4939_irq_set_type(unsigned int irq, unsigned int flow_type) static struct irq_chip tx4939_irq_chip = { .name = "TX4939", - .ack = tx4939_irq_mask_ack, - .mask = tx4939_irq_mask, - .mask_ack = tx4939_irq_mask_ack, - .unmask = tx4939_irq_unmask, - .set_type = tx4939_irq_set_type, + .irq_ack = tx4939_irq_mask_ack, + .irq_mask = tx4939_irq_mask, + .irq_mask_ack = tx4939_irq_mask_ack, + .irq_unmask = tx4939_irq_unmask, + .irq_set_type = tx4939_irq_set_type, }; static int tx4939_irq_set_pri(int irc_irq, int new_pri) diff --git a/arch/mips/txx9/jmr3927/irq.c b/arch/mips/txx9/jmr3927/irq.c index 0a7f8e3b9fd..92a5c1b400f 100644 --- a/arch/mips/txx9/jmr3927/irq.c +++ b/arch/mips/txx9/jmr3927/irq.c @@ -47,20 +47,20 @@ * CP0_STATUS is a thread's resource (saved/restored on context switch). * So disable_irq/enable_irq MUST handle IOC/IRC registers. */ -static void mask_irq_ioc(unsigned int irq) +static void mask_irq_ioc(struct irq_data *d) { /* 0: mask */ - unsigned int irq_nr = irq - JMR3927_IRQ_IOC; + unsigned int irq_nr = d->irq - JMR3927_IRQ_IOC; unsigned char imask = jmr3927_ioc_reg_in(JMR3927_IOC_INTM_ADDR); unsigned int bit = 1 << irq_nr; jmr3927_ioc_reg_out(imask & ~bit, JMR3927_IOC_INTM_ADDR); /* flush write buffer */ (void)jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR); } -static void unmask_irq_ioc(unsigned int irq) +static void unmask_irq_ioc(struct irq_data *d) { /* 0: mask */ - unsigned int irq_nr = irq - JMR3927_IRQ_IOC; + unsigned int irq_nr = d->irq - JMR3927_IRQ_IOC; unsigned char imask = jmr3927_ioc_reg_in(JMR3927_IOC_INTM_ADDR); unsigned int bit = 1 << irq_nr; jmr3927_ioc_reg_out(imask | bit, JMR3927_IOC_INTM_ADDR); @@ -95,10 +95,8 @@ static int jmr3927_irq_dispatch(int pending) static struct irq_chip jmr3927_irq_ioc = { .name = "jmr3927_ioc", - .ack = mask_irq_ioc, - .mask = mask_irq_ioc, - .mask_ack = mask_irq_ioc, - .unmask = unmask_irq_ioc, + .irq_mask = mask_irq_ioc, + .irq_unmask = unmask_irq_ioc, }; void __init jmr3927_irq_setup(void) diff --git a/arch/mips/txx9/rbtx4927/irq.c b/arch/mips/txx9/rbtx4927/irq.c index c4b54d20efd..7c0a048b307 100644 --- a/arch/mips/txx9/rbtx4927/irq.c +++ b/arch/mips/txx9/rbtx4927/irq.c @@ -117,18 +117,6 @@ #include #include -static void toshiba_rbtx4927_irq_ioc_enable(unsigned int irq); -static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq); - -#define TOSHIBA_RBTX4927_IOC_NAME "RBTX4927-IOC" -static struct irq_chip toshiba_rbtx4927_irq_ioc_type = { - .name = TOSHIBA_RBTX4927_IOC_NAME, - .ack = toshiba_rbtx4927_irq_ioc_disable, - .mask = toshiba_rbtx4927_irq_ioc_disable, - .mask_ack = toshiba_rbtx4927_irq_ioc_disable, - .unmask = toshiba_rbtx4927_irq_ioc_enable, -}; - static int toshiba_rbtx4927_irq_nested(int sw_irq) { u8 level3; @@ -139,41 +127,47 @@ static int toshiba_rbtx4927_irq_nested(int sw_irq) return RBTX4927_IRQ_IOC + __fls8(level3); } -static void __init toshiba_rbtx4927_irq_ioc_init(void) -{ - int i; - - /* mask all IOC interrupts */ - writeb(0, rbtx4927_imask_addr); - /* clear SoftInt interrupts */ - writeb(0, rbtx4927_softint_addr); - - for (i = RBTX4927_IRQ_IOC; - i < RBTX4927_IRQ_IOC + RBTX4927_NR_IRQ_IOC; i++) - set_irq_chip_and_handler(i, &toshiba_rbtx4927_irq_ioc_type, - handle_level_irq); - set_irq_chained_handler(RBTX4927_IRQ_IOCINT, handle_simple_irq); -} - -static void toshiba_rbtx4927_irq_ioc_enable(unsigned int irq) +static void toshiba_rbtx4927_irq_ioc_enable(struct irq_data *d) { unsigned char v; v = readb(rbtx4927_imask_addr); - v |= (1 << (irq - RBTX4927_IRQ_IOC)); + v |= (1 << (d->irq - RBTX4927_IRQ_IOC)); writeb(v, rbtx4927_imask_addr); } -static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq) +static void toshiba_rbtx4927_irq_ioc_disable(struct irq_data *d) { unsigned char v; v = readb(rbtx4927_imask_addr); - v &= ~(1 << (irq - RBTX4927_IRQ_IOC)); + v &= ~(1 << (d->irq - RBTX4927_IRQ_IOC)); writeb(v, rbtx4927_imask_addr); mmiowb(); } +#define TOSHIBA_RBTX4927_IOC_NAME "RBTX4927-IOC" +static struct irq_chip toshiba_rbtx4927_irq_ioc_type = { + .name = TOSHIBA_RBTX4927_IOC_NAME, + .irq_mask = toshiba_rbtx4927_irq_ioc_disable, + .irq_unmask = toshiba_rbtx4927_irq_ioc_enable, +}; + +static void __init toshiba_rbtx4927_irq_ioc_init(void) +{ + int i; + + /* mask all IOC interrupts */ + writeb(0, rbtx4927_imask_addr); + /* clear SoftInt interrupts */ + writeb(0, rbtx4927_softint_addr); + + for (i = RBTX4927_IRQ_IOC; + i < RBTX4927_IRQ_IOC + RBTX4927_NR_IRQ_IOC; i++) + set_irq_chip_and_handler(i, &toshiba_rbtx4927_irq_ioc_type, + handle_level_irq); + set_irq_chained_handler(RBTX4927_IRQ_IOCINT, handle_simple_irq); +} static int rbtx4927_irq_dispatch(int pending) { diff --git a/arch/mips/txx9/rbtx4938/irq.c b/arch/mips/txx9/rbtx4938/irq.c index 67a73a8065e..2ec4fe1b167 100644 --- a/arch/mips/txx9/rbtx4938/irq.c +++ b/arch/mips/txx9/rbtx4938/irq.c @@ -69,18 +69,6 @@ #include #include -static void toshiba_rbtx4938_irq_ioc_enable(unsigned int irq); -static void toshiba_rbtx4938_irq_ioc_disable(unsigned int irq); - -#define TOSHIBA_RBTX4938_IOC_NAME "RBTX4938-IOC" -static struct irq_chip toshiba_rbtx4938_irq_ioc_type = { - .name = TOSHIBA_RBTX4938_IOC_NAME, - .ack = toshiba_rbtx4938_irq_ioc_disable, - .mask = toshiba_rbtx4938_irq_ioc_disable, - .mask_ack = toshiba_rbtx4938_irq_ioc_disable, - .unmask = toshiba_rbtx4938_irq_ioc_enable, -}; - static int toshiba_rbtx4938_irq_nested(int sw_irq) { u8 level3; @@ -92,41 +80,33 @@ static int toshiba_rbtx4938_irq_nested(int sw_irq) return RBTX4938_IRQ_IOC + __fls8(level3); } -static void __init -toshiba_rbtx4938_irq_ioc_init(void) -{ - int i; - - for (i = RBTX4938_IRQ_IOC; - i < RBTX4938_IRQ_IOC + RBTX4938_NR_IRQ_IOC; i++) - set_irq_chip_and_handler(i, &toshiba_rbtx4938_irq_ioc_type, - handle_level_irq); - - set_irq_chained_handler(RBTX4938_IRQ_IOCINT, handle_simple_irq); -} - -static void -toshiba_rbtx4938_irq_ioc_enable(unsigned int irq) +static void toshiba_rbtx4938_irq_ioc_enable(struct irq_data *d) { unsigned char v; v = readb(rbtx4938_imask_addr); - v |= (1 << (irq - RBTX4938_IRQ_IOC)); + v |= (1 << (d->irq - RBTX4938_IRQ_IOC)); writeb(v, rbtx4938_imask_addr); mmiowb(); } -static void -toshiba_rbtx4938_irq_ioc_disable(unsigned int irq) +static void toshiba_rbtx4938_irq_ioc_disable(struct irq_data *d) { unsigned char v; v = readb(rbtx4938_imask_addr); - v &= ~(1 << (irq - RBTX4938_IRQ_IOC)); + v &= ~(1 << (d->irq - RBTX4938_IRQ_IOC)); writeb(v, rbtx4938_imask_addr); mmiowb(); } +#define TOSHIBA_RBTX4938_IOC_NAME "RBTX4938-IOC" +static struct irq_chip toshiba_rbtx4938_irq_ioc_type = { + .name = TOSHIBA_RBTX4938_IOC_NAME, + .irq_mask = toshiba_rbtx4938_irq_ioc_disable, + .irq_unmask = toshiba_rbtx4938_irq_ioc_enable, +}; + static int rbtx4938_irq_dispatch(int pending) { int irq; @@ -146,6 +126,18 @@ static int rbtx4938_irq_dispatch(int pending) return irq; } +static void __init toshiba_rbtx4938_irq_ioc_init(void) +{ + int i; + + for (i = RBTX4938_IRQ_IOC; + i < RBTX4938_IRQ_IOC + RBTX4938_NR_IRQ_IOC; i++) + set_irq_chip_and_handler(i, &toshiba_rbtx4938_irq_ioc_type, + handle_level_irq); + + set_irq_chained_handler(RBTX4938_IRQ_IOCINT, handle_simple_irq); +} + void __init rbtx4938_irq_setup(void) { txx9_irq_dispatch = rbtx4938_irq_dispatch; diff --git a/arch/mips/txx9/rbtx4939/irq.c b/arch/mips/txx9/rbtx4939/irq.c index 57fa740a720..70074632fb9 100644 --- a/arch/mips/txx9/rbtx4939/irq.c +++ b/arch/mips/txx9/rbtx4939/irq.c @@ -19,16 +19,16 @@ * RBTX4939 IOC controller definition */ -static void rbtx4939_ioc_irq_unmask(unsigned int irq) +static void rbtx4939_ioc_irq_unmask(struct irq_data *d) { - int ioc_nr = irq - RBTX4939_IRQ_IOC; + int ioc_nr = d->irq - RBTX4939_IRQ_IOC; writeb(readb(rbtx4939_ien_addr) | (1 << ioc_nr), rbtx4939_ien_addr); } -static void rbtx4939_ioc_irq_mask(unsigned int irq) +static void rbtx4939_ioc_irq_mask(struct irq_data *d) { - int ioc_nr = irq - RBTX4939_IRQ_IOC; + int ioc_nr = d->irq - RBTX4939_IRQ_IOC; writeb(readb(rbtx4939_ien_addr) & ~(1 << ioc_nr), rbtx4939_ien_addr); mmiowb(); @@ -36,10 +36,8 @@ static void rbtx4939_ioc_irq_mask(unsigned int irq) static struct irq_chip rbtx4939_ioc_irq_chip = { .name = "IOC", - .ack = rbtx4939_ioc_irq_mask, - .mask = rbtx4939_ioc_irq_mask, - .mask_ack = rbtx4939_ioc_irq_mask, - .unmask = rbtx4939_ioc_irq_unmask, + .irq_mask = rbtx4939_ioc_irq_mask, + .irq_unmask = rbtx4939_ioc_irq_unmask, }; -- cgit v1.2.3-70-g09d2 From fbaa4e2a19a4b85b38464cf2683e4d275b4d970c Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 23 Mar 2011 21:09:17 +0000 Subject: MIPS: VR41xx: Convert to new irq_chip functions And cleanup direct access to irq_desc[]. Signed-off-by: Thomas Gleixner To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2208/ Patchwork: https://patchwork.linux-mips.org/patch/2209/ Signed-off-by: Ralf Baechle --- arch/mips/vr41xx/common/icu.c | 72 ++++++++++++++++++++----------------------- arch/mips/vr41xx/common/irq.c | 19 ++++++------ 2 files changed, 44 insertions(+), 47 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c index 6153b6a05cc..f53156bb9aa 100644 --- a/arch/mips/vr41xx/common/icu.c +++ b/arch/mips/vr41xx/common/icu.c @@ -154,7 +154,7 @@ static inline uint16_t icu2_clear(uint8_t offset, uint16_t clear) void vr41xx_enable_piuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + PIU_IRQ; + struct irq_desc *desc = irq_to_desc(PIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -169,7 +169,7 @@ EXPORT_SYMBOL(vr41xx_enable_piuint); void vr41xx_disable_piuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + PIU_IRQ; + struct irq_desc *desc = irq_to_desc(PIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -184,7 +184,7 @@ EXPORT_SYMBOL(vr41xx_disable_piuint); void vr41xx_enable_aiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + AIU_IRQ; + struct irq_desc *desc = irq_to_desc(AIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -199,7 +199,7 @@ EXPORT_SYMBOL(vr41xx_enable_aiuint); void vr41xx_disable_aiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + AIU_IRQ; + struct irq_desc *desc = irq_to_desc(AIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -214,7 +214,7 @@ EXPORT_SYMBOL(vr41xx_disable_aiuint); void vr41xx_enable_kiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + KIU_IRQ; + struct irq_desc *desc = irq_to_desc(KIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -229,7 +229,7 @@ EXPORT_SYMBOL(vr41xx_enable_kiuint); void vr41xx_disable_kiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + KIU_IRQ; + struct irq_desc *desc = irq_to_desc(KIU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4111 || @@ -244,7 +244,7 @@ EXPORT_SYMBOL(vr41xx_disable_kiuint); void vr41xx_enable_macint(uint16_t mask) { - struct irq_desc *desc = irq_desc + ETHERNET_IRQ; + struct irq_desc *desc = irq_to_desc(ETHERNET_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -256,7 +256,7 @@ EXPORT_SYMBOL(vr41xx_enable_macint); void vr41xx_disable_macint(uint16_t mask) { - struct irq_desc *desc = irq_desc + ETHERNET_IRQ; + struct irq_desc *desc = irq_to_desc(ETHERNET_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -268,7 +268,7 @@ EXPORT_SYMBOL(vr41xx_disable_macint); void vr41xx_enable_dsiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + DSIU_IRQ; + struct irq_desc *desc = irq_to_desc(DSIU_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -280,7 +280,7 @@ EXPORT_SYMBOL(vr41xx_enable_dsiuint); void vr41xx_disable_dsiuint(uint16_t mask) { - struct irq_desc *desc = irq_desc + DSIU_IRQ; + struct irq_desc *desc = irq_to_desc(DSIU_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -292,7 +292,7 @@ EXPORT_SYMBOL(vr41xx_disable_dsiuint); void vr41xx_enable_firint(uint16_t mask) { - struct irq_desc *desc = irq_desc + FIR_IRQ; + struct irq_desc *desc = irq_to_desc(FIR_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -304,7 +304,7 @@ EXPORT_SYMBOL(vr41xx_enable_firint); void vr41xx_disable_firint(uint16_t mask) { - struct irq_desc *desc = irq_desc + FIR_IRQ; + struct irq_desc *desc = irq_to_desc(FIR_IRQ); unsigned long flags; raw_spin_lock_irqsave(&desc->lock, flags); @@ -316,7 +316,7 @@ EXPORT_SYMBOL(vr41xx_disable_firint); void vr41xx_enable_pciint(void) { - struct irq_desc *desc = irq_desc + PCI_IRQ; + struct irq_desc *desc = irq_to_desc(PCI_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -332,7 +332,7 @@ EXPORT_SYMBOL(vr41xx_enable_pciint); void vr41xx_disable_pciint(void) { - struct irq_desc *desc = irq_desc + PCI_IRQ; + struct irq_desc *desc = irq_to_desc(PCI_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -348,7 +348,7 @@ EXPORT_SYMBOL(vr41xx_disable_pciint); void vr41xx_enable_scuint(void) { - struct irq_desc *desc = irq_desc + SCU_IRQ; + struct irq_desc *desc = irq_to_desc(SCU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -364,7 +364,7 @@ EXPORT_SYMBOL(vr41xx_enable_scuint); void vr41xx_disable_scuint(void) { - struct irq_desc *desc = irq_desc + SCU_IRQ; + struct irq_desc *desc = irq_to_desc(SCU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -380,7 +380,7 @@ EXPORT_SYMBOL(vr41xx_disable_scuint); void vr41xx_enable_csiint(uint16_t mask) { - struct irq_desc *desc = irq_desc + CSI_IRQ; + struct irq_desc *desc = irq_to_desc(CSI_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -396,7 +396,7 @@ EXPORT_SYMBOL(vr41xx_enable_csiint); void vr41xx_disable_csiint(uint16_t mask) { - struct irq_desc *desc = irq_desc + CSI_IRQ; + struct irq_desc *desc = irq_to_desc(CSI_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -412,7 +412,7 @@ EXPORT_SYMBOL(vr41xx_disable_csiint); void vr41xx_enable_bcuint(void) { - struct irq_desc *desc = irq_desc + BCU_IRQ; + struct irq_desc *desc = irq_to_desc(BCU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -428,7 +428,7 @@ EXPORT_SYMBOL(vr41xx_enable_bcuint); void vr41xx_disable_bcuint(void) { - struct irq_desc *desc = irq_desc + BCU_IRQ; + struct irq_desc *desc = irq_to_desc(BCU_IRQ); unsigned long flags; if (current_cpu_type() == CPU_VR4122 || @@ -442,45 +442,41 @@ void vr41xx_disable_bcuint(void) EXPORT_SYMBOL(vr41xx_disable_bcuint); -static void disable_sysint1_irq(unsigned int irq) +static void disable_sysint1_irq(struct irq_data *d) { - icu1_clear(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq)); + icu1_clear(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(d->irq)); } -static void enable_sysint1_irq(unsigned int irq) +static void enable_sysint1_irq(struct irq_data *d) { - icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq)); + icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(d->irq)); } static struct irq_chip sysint1_irq_type = { .name = "SYSINT1", - .ack = disable_sysint1_irq, - .mask = disable_sysint1_irq, - .mask_ack = disable_sysint1_irq, - .unmask = enable_sysint1_irq, + .irq_mask = disable_sysint1_irq, + .irq_unmask = enable_sysint1_irq, }; -static void disable_sysint2_irq(unsigned int irq) +static void disable_sysint2_irq(struct irq_data *d) { - icu2_clear(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq)); + icu2_clear(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(d->irq)); } -static void enable_sysint2_irq(unsigned int irq) +static void enable_sysint2_irq(struct irq_data *d) { - icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq)); + icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(d->irq)); } static struct irq_chip sysint2_irq_type = { .name = "SYSINT2", - .ack = disable_sysint2_irq, - .mask = disable_sysint2_irq, - .mask_ack = disable_sysint2_irq, - .unmask = enable_sysint2_irq, + .irq_mask = disable_sysint2_irq, + .irq_unmask = enable_sysint2_irq, }; static inline int set_sysint1_assign(unsigned int irq, unsigned char assign) { - struct irq_desc *desc = irq_desc + irq; + struct irq_desc *desc = irq_to_desc(irq); uint16_t intassign0, intassign1; unsigned int pin; @@ -540,7 +536,7 @@ static inline int set_sysint1_assign(unsigned int irq, unsigned char assign) static inline int set_sysint2_assign(unsigned int irq, unsigned char assign) { - struct irq_desc *desc = irq_desc + irq; + struct irq_desc *desc = irq_to_desc(irq); uint16_t intassign2, intassign3; unsigned int pin; diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index 0975eb72d38..9ff7f397c0e 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -62,7 +62,6 @@ EXPORT_SYMBOL_GPL(cascade_irq); static void irq_dispatch(unsigned int irq) { irq_cascade_t *cascade; - struct irq_desc *desc; if (irq >= NR_IRQS) { atomic_inc(&irq_err_count); @@ -71,14 +70,16 @@ static void irq_dispatch(unsigned int irq) cascade = irq_cascade + irq; if (cascade->get_irq != NULL) { - unsigned int source_irq = irq; + struct irq_desc *desc = irq_to_desc(irq); + struct irq_data *idata = irq_desc_get_irq_data(desc); + struct irq_chip *chip = irq_desc_get_chip(desc); int ret; - desc = irq_desc + source_irq; - if (desc->chip->mask_ack) - desc->chip->mask_ack(source_irq); + + if (chip->irq_mask_ack) + chip->irq_mask_ack(idata); else { - desc->chip->mask(source_irq); - desc->chip->ack(source_irq); + chip->irq_mask(idata); + chip->irq_ack(idata); } ret = cascade->get_irq(irq); irq = ret; @@ -86,8 +87,8 @@ static void irq_dispatch(unsigned int irq) atomic_inc(&irq_err_count); else irq_dispatch(irq); - if (!(desc->status & IRQ_DISABLED) && desc->chip->unmask) - desc->chip->unmask(source_irq); + if (!(desc->status & IRQ_DISABLED) && chip->irq_unmask) + chip->irq_unmask(idata); } else do_IRQ(irq); } -- cgit v1.2.3-70-g09d2 From 84ed94323e67c9f99606fb24e8c746a0d62ab95a Mon Sep 17 00:00:00 2001 From: David Daney Date: Fri, 18 Mar 2011 10:37:23 -0700 Subject: MIPS: Hook up name_to_handle_at, open_by_handle_at and clock_adjtime syscalls. These system calls we recently added. 32-bit ABIs need compat handling for sys_clock_adjtime(). o32 also needs compat handling for sys_open_by_handle_at(); Signed-off-by: David Daney To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2165/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/unistd.h | 21 +++++++++++++++------ arch/mips/kernel/scall32-o32.S | 3 +++ arch/mips/kernel/scall64-64.S | 3 +++ arch/mips/kernel/scall64-n32.S | 3 +++ arch/mips/kernel/scall64-o32.S | 3 +++ 5 files changed, 27 insertions(+), 6 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h index 550725b881d..d1ea5ea7802 100644 --- a/arch/mips/include/asm/unistd.h +++ b/arch/mips/include/asm/unistd.h @@ -359,16 +359,19 @@ #define __NR_fanotify_init (__NR_Linux + 336) #define __NR_fanotify_mark (__NR_Linux + 337) #define __NR_prlimit64 (__NR_Linux + 338) +#define __NR_name_to_handle_at (__NR_Linux + 339) +#define __NR_open_by_handle_at (__NR_Linux + 340) +#define __NR_clock_adjtime (__NR_Linux + 341) /* * Offset of the last Linux o32 flavoured syscall */ -#define __NR_Linux_syscalls 338 +#define __NR_Linux_syscalls 341 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #define __NR_O32_Linux 4000 -#define __NR_O32_Linux_syscalls 338 +#define __NR_O32_Linux_syscalls 341 #if _MIPS_SIM == _MIPS_SIM_ABI64 @@ -674,16 +677,19 @@ #define __NR_fanotify_init (__NR_Linux + 295) #define __NR_fanotify_mark (__NR_Linux + 296) #define __NR_prlimit64 (__NR_Linux + 297) +#define __NR_name_to_handle_at (__NR_Linux + 298) +#define __NR_open_by_handle_at (__NR_Linux + 299) +#define __NR_clock_adjtime (__NR_Linux + 300) /* * Offset of the last Linux 64-bit flavoured syscall */ -#define __NR_Linux_syscalls 297 +#define __NR_Linux_syscalls 300 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ #define __NR_64_Linux 5000 -#define __NR_64_Linux_syscalls 297 +#define __NR_64_Linux_syscalls 300 #if _MIPS_SIM == _MIPS_SIM_NABI32 @@ -994,16 +1000,19 @@ #define __NR_fanotify_init (__NR_Linux + 300) #define __NR_fanotify_mark (__NR_Linux + 301) #define __NR_prlimit64 (__NR_Linux + 302) +#define __NR_name_to_handle_at (__NR_Linux + 303) +#define __NR_open_by_handle_at (__NR_Linux + 304) +#define __NR_clock_adjtime (__NR_Linux + 305) /* * Offset of the last N32 flavoured syscall */ -#define __NR_Linux_syscalls 302 +#define __NR_Linux_syscalls 305 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ #define __NR_N32_Linux 6000 -#define __NR_N32_Linux_syscalls 302 +#define __NR_N32_Linux_syscalls 305 #ifdef __KERNEL__ diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index fbaabad0e6e..66b439db91b 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -586,6 +586,9 @@ einval: li v0, -ENOSYS sys sys_fanotify_init 2 sys sys_fanotify_mark 6 sys sys_prlimit64 4 + sys sys_name_to_handle_at 5 + sys sys_open_by_handle_at 3 /* 4340 */ + sys sys_clock_adjtime 2 .endm /* We pre-compute the number of _instruction_ bytes needed to diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 3f417928320..0ccd6e363b7 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -425,4 +425,7 @@ sys_call_table: PTR sys_fanotify_init /* 5295 */ PTR sys_fanotify_mark PTR sys_prlimit64 + PTR sys_name_to_handle_at + PTR sys_open_by_handle_at + PTR sys_clock_adjtime /* 5300 */ .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index f08ece6d8ac..179d1c8dcbb 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -425,4 +425,7 @@ EXPORT(sysn32_call_table) PTR sys_fanotify_init /* 6300 */ PTR sys_fanotify_mark PTR sys_prlimit64 + PTR sys_name_to_handle_at + PTR sys_open_by_handle_at + PTR compat_sys_clock_adjtime /* 6305 */ .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 78d768a3e19..5c4e0dc52f7 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -543,4 +543,7 @@ sys_call_table: PTR sys_fanotify_init PTR sys_32_fanotify_mark PTR sys_prlimit64 + PTR sys_name_to_handle_at + PTR compat_sys_open_by_handle_at /* 4340 */ + PTR compat_sys_clock_adjtime .size sys_call_table,.-sys_call_table -- cgit v1.2.3-70-g09d2 From 1bbf28756149a0aa0e3c8a74cea9bbe715639027 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Fri, 25 Mar 2011 18:45:20 +0100 Subject: MIPS: Wire up syncfs(2). Signed-off-by: Ralf Baechle --- arch/mips/include/asm/unistd.h | 15 +++++++++------ arch/mips/kernel/scall32-o32.S | 1 + arch/mips/kernel/scall64-64.S | 1 + arch/mips/kernel/scall64-n32.S | 1 + arch/mips/kernel/scall64-o32.S | 1 + 5 files changed, 13 insertions(+), 6 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h index d1ea5ea7802..dae22c1d2c8 100644 --- a/arch/mips/include/asm/unistd.h +++ b/arch/mips/include/asm/unistd.h @@ -362,16 +362,17 @@ #define __NR_name_to_handle_at (__NR_Linux + 339) #define __NR_open_by_handle_at (__NR_Linux + 340) #define __NR_clock_adjtime (__NR_Linux + 341) +#define __NR_syncfs (__NR_Linux + 342) /* * Offset of the last Linux o32 flavoured syscall */ -#define __NR_Linux_syscalls 341 +#define __NR_Linux_syscalls 342 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #define __NR_O32_Linux 4000 -#define __NR_O32_Linux_syscalls 341 +#define __NR_O32_Linux_syscalls 342 #if _MIPS_SIM == _MIPS_SIM_ABI64 @@ -680,16 +681,17 @@ #define __NR_name_to_handle_at (__NR_Linux + 298) #define __NR_open_by_handle_at (__NR_Linux + 299) #define __NR_clock_adjtime (__NR_Linux + 300) +#define __NR_syncfs (__NR_Linux + 301) /* * Offset of the last Linux 64-bit flavoured syscall */ -#define __NR_Linux_syscalls 300 +#define __NR_Linux_syscalls 301 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ #define __NR_64_Linux 5000 -#define __NR_64_Linux_syscalls 300 +#define __NR_64_Linux_syscalls 301 #if _MIPS_SIM == _MIPS_SIM_NABI32 @@ -1003,16 +1005,17 @@ #define __NR_name_to_handle_at (__NR_Linux + 303) #define __NR_open_by_handle_at (__NR_Linux + 304) #define __NR_clock_adjtime (__NR_Linux + 305) +#define __NR_clock_adjtime (__NR_Linux + 306) /* * Offset of the last N32 flavoured syscall */ -#define __NR_Linux_syscalls 305 +#define __NR_Linux_syscalls 306 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ #define __NR_N32_Linux 6000 -#define __NR_N32_Linux_syscalls 305 +#define __NR_N32_Linux_syscalls 306 #ifdef __KERNEL__ diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 66b439db91b..7f5468b38d4 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -589,6 +589,7 @@ einval: li v0, -ENOSYS sys sys_name_to_handle_at 5 sys sys_open_by_handle_at 3 /* 4340 */ sys sys_clock_adjtime 2 + sys sys_syncfs 1 .endm /* We pre-compute the number of _instruction_ bytes needed to diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 0ccd6e363b7..a2e1fcbc41d 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -428,4 +428,5 @@ sys_call_table: PTR sys_name_to_handle_at PTR sys_open_by_handle_at PTR sys_clock_adjtime /* 5300 */ + PTR sys_syncfs .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 179d1c8dcbb..b2c7624995b 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -428,4 +428,5 @@ EXPORT(sysn32_call_table) PTR sys_name_to_handle_at PTR sys_open_by_handle_at PTR compat_sys_clock_adjtime /* 6305 */ + PTR sys_syncfs .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 5c4e0dc52f7..049a9c8c49a 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -546,4 +546,5 @@ sys_call_table: PTR sys_name_to_handle_at PTR compat_sys_open_by_handle_at /* 4340 */ PTR compat_sys_clock_adjtime + PTR sys_syncfs .size sys_call_table,.-sys_call_table -- cgit v1.2.3-70-g09d2 From 0b4cf1813f54d708b18c639260fc13dc3d922e96 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Tue, 8 Feb 2011 03:43:53 +0100 Subject: MIPS: JZ4740: qi_lb60: Add gpio-charger device Register the gpio-charger device which reports whether device is currently charging or not. Signed-off-by: Lars-Peter Clausen Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2059/ Signed-off-by: Ralf Baechle --- arch/mips/jz4740/board-qi_lb60.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'arch/mips') diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c index 2c0e107966a..ed8d66b4b03 100644 --- a/arch/mips/jz4740/board-qi_lb60.c +++ b/arch/mips/jz4740/board-qi_lb60.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include @@ -396,6 +397,28 @@ static struct platform_device qi_lb60_pwm_beeper = { }, }; +/* charger */ +static char *qi_lb60_batteries[] = { + "battery", +}; + +static struct gpio_charger_platform_data qi_lb60_charger_pdata = { + .name = "usb", + .type = POWER_SUPPLY_TYPE_USB, + .gpio = JZ_GPIO_PORTD(28), + .gpio_active_low = 1, + .supplied_to = qi_lb60_batteries, + .num_supplicants = ARRAY_SIZE(qi_lb60_batteries), +}; + +static struct platform_device qi_lb60_charger_device = { + .name = "gpio-charger", + .dev = { + .platform_data = &qi_lb60_charger_pdata, + }, +}; + + static struct platform_device *jz_platform_devices[] __initdata = { &jz4740_udc_device, &jz4740_mmc_device, @@ -410,6 +433,7 @@ static struct platform_device *jz_platform_devices[] __initdata = { &jz4740_adc_device, &qi_lb60_gpio_keys, &qi_lb60_pwm_beeper, + &qi_lb60_charger_device, }; static void __init board_gpio_setup(void) -- cgit v1.2.3-70-g09d2 From c8fb4022cf61a0462ad01525e0b3dd00410e9eac Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Tue, 8 Feb 2011 03:43:54 +0100 Subject: MIPS: JZ4740: Set nand ecc offsets for the qi_lb60 board The jz4740 nand driver now requires that the ecc offsets are set. Signed-off-by: Lars-Peter Clausen Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/2058/ Signed-off-by: Ralf Baechle --- arch/mips/jz4740/board-qi_lb60.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/mips') diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c index ed8d66b4b03..bc18daaa8f8 100644 --- a/arch/mips/jz4740/board-qi_lb60.c +++ b/arch/mips/jz4740/board-qi_lb60.c @@ -50,14 +50,14 @@ static bool is_avt2; /* NAND */ static struct nand_ecclayout qi_lb60_ecclayout_1gb = { -/* .eccbytes = 36, + .eccbytes = 36, .eccpos = { 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 - },*/ + }, .oobfree = { { .offset = 2, .length = 4 }, { .offset = 42, .length = 22 } @@ -86,7 +86,7 @@ static struct mtd_partition qi_lb60_partitions_1gb[] = { }; static struct nand_ecclayout qi_lb60_ecclayout_2gb = { -/* .eccbytes = 72, + .eccbytes = 72, .eccpos = { 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, @@ -97,7 +97,7 @@ static struct nand_ecclayout qi_lb60_ecclayout_2gb = { 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83 - },*/ + }, .oobfree = { { .offset = 2, .length = 10 }, { .offset = 84, .length = 44 }, -- cgit v1.2.3-70-g09d2