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-rw-r--r--arch/powerpc/sysdev/fsl_rio.c18
-rw-r--r--arch/powerpc/sysdev/fsl_soc.c6
-rw-r--r--arch/powerpc/sysdev/ipic.c7
-rw-r--r--arch/powerpc/sysdev/mmio_nvram.c32
-rw-r--r--arch/powerpc/sysdev/mpic.c13
-rw-r--r--arch/powerpc/sysdev/qe_lib/gpio.c4
-rw-r--r--arch/powerpc/sysdev/qe_lib/qe_ic.c5
7 files changed, 70 insertions, 15 deletions
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index cbb3bed75d3..757a83fe5e5 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -1057,6 +1057,10 @@ int fsl_rio_setup(struct of_device *dev)
law_start, law_size);
ops = kmalloc(sizeof(struct rio_ops), GFP_KERNEL);
+ if (!ops) {
+ rc = -ENOMEM;
+ goto err_ops;
+ }
ops->lcread = fsl_local_config_read;
ops->lcwrite = fsl_local_config_write;
ops->cread = fsl_rio_config_read;
@@ -1064,6 +1068,10 @@ int fsl_rio_setup(struct of_device *dev)
ops->dsend = fsl_rio_doorbell_send;
port = kzalloc(sizeof(struct rio_mport), GFP_KERNEL);
+ if (!port) {
+ rc = -ENOMEM;
+ goto err_port;
+ }
port->id = 0;
port->index = 0;
@@ -1071,7 +1079,7 @@ int fsl_rio_setup(struct of_device *dev)
if (!priv) {
printk(KERN_ERR "Can't alloc memory for 'priv'\n");
rc = -ENOMEM;
- goto err;
+ goto err_priv;
}
INIT_LIST_HEAD(&port->dbells);
@@ -1169,11 +1177,13 @@ int fsl_rio_setup(struct of_device *dev)
return 0;
err:
- if (priv)
- iounmap(priv->regs_win);
- kfree(ops);
+ iounmap(priv->regs_win);
kfree(priv);
+err_priv:
kfree(port);
+err_port:
+ kfree(ops);
+err_ops:
return rc;
}
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 95dbc643c4f..adca4affcf1 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -37,6 +37,7 @@
#include <asm/irq.h>
#include <asm/time.h>
#include <asm/prom.h>
+#include <asm/machdep.h>
#include <sysdev/fsl_soc.h>
#include <mm/mmu_decl.h>
#include <asm/cpm2.h>
@@ -383,8 +384,9 @@ static int __init setup_rstcr(void)
if (!rstcr)
printk (KERN_EMERG "Error: reset control register "
"not mapped!\n");
- } else
- printk (KERN_INFO "rstcr compatible register does not exist!\n");
+ } else if (ppc_md.restart == fsl_rstcr_restart)
+ printk(KERN_ERR "No RSTCR register, warm reboot won't work\n");
+
if (np)
of_node_put(np);
return 0;
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 69e2630c906..cb7689c4bfb 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -735,8 +735,10 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
ipic->irqhost = irq_alloc_host(node, IRQ_HOST_MAP_LINEAR,
NR_IPIC_INTS,
&ipic_host_ops, 0);
- if (ipic->irqhost == NULL)
+ if (ipic->irqhost == NULL) {
+ kfree(ipic);
return NULL;
+ }
ipic->regs = ioremap(res.start, res.end - res.start + 1);
@@ -781,6 +783,9 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
primary_ipic = ipic;
irq_set_default_host(primary_ipic->irqhost);
+ ipic_write(ipic->regs, IPIC_SIMSR_H, 0);
+ ipic_write(ipic->regs, IPIC_SIMSR_L, 0);
+
printk ("IPIC (%d IRQ sources) at %p\n", NR_IPIC_INTS,
primary_ipic->regs);
diff --git a/arch/powerpc/sysdev/mmio_nvram.c b/arch/powerpc/sysdev/mmio_nvram.c
index 7b49633a4bd..20732420906 100644
--- a/arch/powerpc/sysdev/mmio_nvram.c
+++ b/arch/powerpc/sysdev/mmio_nvram.c
@@ -53,6 +53,23 @@ static ssize_t mmio_nvram_read(char *buf, size_t count, loff_t *index)
return count;
}
+static unsigned char mmio_nvram_read_val(int addr)
+{
+ unsigned long flags;
+ unsigned char val;
+
+ if (addr >= mmio_nvram_len)
+ return 0xff;
+
+ spin_lock_irqsave(&mmio_nvram_lock, flags);
+
+ val = ioread8(mmio_nvram_start + addr);
+
+ spin_unlock_irqrestore(&mmio_nvram_lock, flags);
+
+ return val;
+}
+
static ssize_t mmio_nvram_write(char *buf, size_t count, loff_t *index)
{
unsigned long flags;
@@ -72,6 +89,19 @@ static ssize_t mmio_nvram_write(char *buf, size_t count, loff_t *index)
return count;
}
+void mmio_nvram_write_val(int addr, unsigned char val)
+{
+ unsigned long flags;
+
+ if (addr < mmio_nvram_len) {
+ spin_lock_irqsave(&mmio_nvram_lock, flags);
+
+ iowrite8(val, mmio_nvram_start + addr);
+
+ spin_unlock_irqrestore(&mmio_nvram_lock, flags);
+ }
+}
+
static ssize_t mmio_nvram_get_size(void)
{
return mmio_nvram_len;
@@ -114,6 +144,8 @@ int __init mmio_nvram_init(void)
printk(KERN_INFO "mmio NVRAM, %luk at 0x%lx mapped to %p\n",
mmio_nvram_len >> 10, nvram_addr, mmio_nvram_start);
+ ppc_md.nvram_read_val = mmio_nvram_read_val;
+ ppc_md.nvram_write_val = mmio_nvram_write_val;
ppc_md.nvram_read = mmio_nvram_read;
ppc_md.nvram_write = mmio_nvram_write;
ppc_md.nvram_size = mmio_nvram_get_size;
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 3981ae4cb58..30c44e6b041 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -230,14 +230,16 @@ static inline u32 _mpic_irq_read(struct mpic *mpic, unsigned int src_no, unsigne
{
unsigned int isu = src_no >> mpic->isu_shift;
unsigned int idx = src_no & mpic->isu_mask;
+ unsigned int val;
+ val = _mpic_read(mpic->reg_type, &mpic->isus[isu],
+ reg + (idx * MPIC_INFO(IRQ_STRIDE)));
#ifdef CONFIG_MPIC_BROKEN_REGREAD
if (reg == 0)
- return mpic->isu_reg0_shadow[idx];
- else
+ val = (val & (MPIC_VECPRI_MASK | MPIC_VECPRI_ACTIVITY)) |
+ mpic->isu_reg0_shadow[src_no];
#endif
- return _mpic_read(mpic->reg_type, &mpic->isus[isu],
- reg + (idx * MPIC_INFO(IRQ_STRIDE)));
+ return val;
}
static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no,
@@ -251,7 +253,8 @@ static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no,
#ifdef CONFIG_MPIC_BROKEN_REGREAD
if (reg == 0)
- mpic->isu_reg0_shadow[idx] = value;
+ mpic->isu_reg0_shadow[src_no] =
+ value & ~(MPIC_VECPRI_MASK | MPIC_VECPRI_ACTIVITY);
#endif
}
diff --git a/arch/powerpc/sysdev/qe_lib/gpio.c b/arch/powerpc/sysdev/qe_lib/gpio.c
index 3485288dce3..8e7a7767dd5 100644
--- a/arch/powerpc/sysdev/qe_lib/gpio.c
+++ b/arch/powerpc/sysdev/qe_lib/gpio.c
@@ -105,14 +105,14 @@ static int qe_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
struct qe_gpio_chip *qe_gc = to_qe_gpio_chip(mm_gc);
unsigned long flags;
+ qe_gpio_set(gc, gpio, val);
+
spin_lock_irqsave(&qe_gc->lock, flags);
__par_io_config_pin(mm_gc->regs, gpio, QE_PIO_DIR_OUT, 0, 0, 0);
spin_unlock_irqrestore(&qe_gc->lock, flags);
- qe_gpio_set(gc, gpio, val);
-
return 0;
}
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index 074905c3ee5..3faa42e03a8 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -339,8 +339,10 @@ void __init qe_ic_init(struct device_node *node, unsigned int flags,
qe_ic->irqhost = irq_alloc_host(node, IRQ_HOST_MAP_LINEAR,
NR_QE_IC_INTS, &qe_ic_host_ops, 0);
- if (qe_ic->irqhost == NULL)
+ if (qe_ic->irqhost == NULL) {
+ kfree(qe_ic);
return;
+ }
qe_ic->regs = ioremap(res.start, res.end - res.start + 1);
@@ -352,6 +354,7 @@ void __init qe_ic_init(struct device_node *node, unsigned int flags,
if (qe_ic->virq_low == NO_IRQ) {
printk(KERN_ERR "Failed to map QE_IC low IRQ\n");
+ kfree(qe_ic);
return;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-24 23:07:35 +0000