diff options
Diffstat (limited to 'arch/arm/common')
| -rw-r--r-- | arch/arm/common/gic.c | 25 | ||||
| -rw-r--r-- | arch/arm/common/sa1111.c | 5 | ||||
| -rw-r--r-- | arch/arm/common/scoop.c | 6 | ||||
| -rw-r--r-- | arch/arm/common/vic.c | 9 |
4 files changed, 35 insertions, 10 deletions
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c index 36ae03a3f5d..87dfa9026c5 100644 --- a/arch/arm/common/gic.c +++ b/arch/arm/common/gic.c @@ -351,6 +351,25 @@ void __init gic_cascade_irq(unsigned int gic_nr, unsigned int irq) irq_set_chained_handler(irq, gic_handle_cascade_irq); } +static u8 gic_get_cpumask(struct gic_chip_data *gic) +{ + void __iomem *base = gic_data_dist_base(gic); + u32 mask, i; + + for (i = mask = 0; i < 32; i += 4) { + mask = readl_relaxed(base + GIC_DIST_TARGET + i); + mask |= mask >> 16; + mask |= mask >> 8; + if (mask) + break; + } + + if (!mask) + pr_crit("GIC CPU mask not found - kernel will fail to boot.\n"); + + return mask; +} + static void __init gic_dist_init(struct gic_chip_data *gic) { unsigned int i; @@ -369,7 +388,9 @@ static void __init gic_dist_init(struct gic_chip_data *gic) /* * Set all global interrupts to this CPU only. */ - cpumask = readl_relaxed(base + GIC_DIST_TARGET + 0); + cpumask = gic_get_cpumask(gic); + cpumask |= cpumask << 8; + cpumask |= cpumask << 16; for (i = 32; i < gic_irqs; i += 4) writel_relaxed(cpumask, base + GIC_DIST_TARGET + i * 4 / 4); @@ -400,7 +421,7 @@ static void __cpuinit gic_cpu_init(struct gic_chip_data *gic) * Get what the GIC says our CPU mask is. */ BUG_ON(cpu >= NR_GIC_CPU_IF); - cpu_mask = readl_relaxed(dist_base + GIC_DIST_TARGET + 0); + cpu_mask = gic_get_cpumask(gic); gic_cpu_map[cpu] = cpu_mask; /* diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 9173d112ea0..e57d7e5bf96 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -686,8 +686,7 @@ sa1111_init_one_child(struct sa1111 *sachip, struct resource *parent, * %-EINVAL no platform data passed * %0 successful. */ -static int __devinit -__sa1111_probe(struct device *me, struct resource *mem, int irq) +static int __sa1111_probe(struct device *me, struct resource *mem, int irq) { struct sa1111_platform_data *pd = me->platform_data; struct sa1111 *sachip; @@ -1011,7 +1010,7 @@ static int sa1111_resume(struct platform_device *dev) #define sa1111_resume NULL #endif -static int __devinit sa1111_probe(struct platform_device *pdev) +static int sa1111_probe(struct platform_device *pdev) { struct resource *mem; int irq; diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index 0c616d5fcb0..a5c3dc38aa1 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -176,7 +176,7 @@ static int scoop_resume(struct platform_device *dev) #define scoop_resume NULL #endif -static int __devinit scoop_probe(struct platform_device *pdev) +static int scoop_probe(struct platform_device *pdev) { struct scoop_dev *devptr; struct scoop_config *inf; @@ -243,7 +243,7 @@ err_ioremap: return ret; } -static int __devexit scoop_remove(struct platform_device *pdev) +static int scoop_remove(struct platform_device *pdev) { struct scoop_dev *sdev = platform_get_drvdata(pdev); int ret; @@ -268,7 +268,7 @@ static int __devexit scoop_remove(struct platform_device *pdev) static struct platform_driver scoop_driver = { .probe = scoop_probe, - .remove = __devexit_p(scoop_remove), + .remove = scoop_remove, .suspend = scoop_suspend, .resume = scoop_resume, .driver = { diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c index e4df17ca90c..8f324b99416 100644 --- a/arch/arm/common/vic.c +++ b/arch/arm/common/vic.c @@ -206,6 +206,7 @@ static void __init vic_register(void __iomem *base, unsigned int irq, struct device_node *node) { struct vic_device *v; + int i; if (vic_id >= ARRAY_SIZE(vic_devices)) { printk(KERN_ERR "%s: too few VICs, increase CONFIG_ARM_VIC_NR\n", __func__); @@ -220,6 +221,10 @@ static void __init vic_register(void __iomem *base, unsigned int irq, vic_id++; v->domain = irq_domain_add_simple(node, fls(valid_sources), irq, &vic_irqdomain_ops, v); + /* create an IRQ mapping for each valid IRQ */ + for (i = 0; i < fls(valid_sources); i++) + if (valid_sources & (1 << i)) + irq_create_mapping(v->domain, i); } static void vic_ack_irq(struct irq_data *d) @@ -416,9 +421,9 @@ int __init vic_of_init(struct device_node *node, struct device_node *parent) return -EIO; /* - * Passing -1 as first IRQ makes the simple domain allocate descriptors + * Passing 0 as first IRQ makes the simple domain allocate descriptors */ - __vic_init(regs, -1, ~0, ~0, node); + __vic_init(regs, 0, ~0, ~0, node); return 0; } |