Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp

Conflicts:
	litmus/sched_cedf.c

3 files changed, 38 insertions, 66 deletions

diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c
index a351ed84eec5..39b6a24c159d 100644
--- a/arch/sh/kernel/cpu/irq/imask.c
+++ b/arch/sh/kernel/cpu/irq/imask.c
@@ -51,16 +51,20 @@ static inline void set_interrupt_registers(int ip)
                      : "t");
 }
 
-static void mask_imask_irq(unsigned int irq)
+static void mask_imask_irq(struct irq_data *data)
 {
+        unsigned int irq = data->irq;
+
         clear_bit(irq, imask_mask);
         if (interrupt_priority < IMASK_PRIORITY - irq)
                 interrupt_priority = IMASK_PRIORITY - irq;
         set_interrupt_registers(interrupt_priority);
 }
 
-static void unmask_imask_irq(unsigned int irq)
+static void unmask_imask_irq(struct irq_data *data)
 {
+        unsigned int irq = data->irq;
+
         set_bit(irq, imask_mask);
         interrupt_priority = IMASK_PRIORITY -
                 find_first_zero_bit(imask_mask, IMASK_PRIORITY);
@@ -69,13 +73,13 @@ static void unmask_imask_irq(unsigned int irq)
 
 static struct irq_chip imask_irq_chip = {
         .name           = "SR.IMASK",
-        .mask           = mask_imask_irq,
-        .unmask         = unmask_imask_irq,
-        .mask_ack       = mask_imask_irq,
+        .irq_mask       = mask_imask_irq,
+        .irq_unmask     = unmask_imask_irq,
+        .irq_mask_ack   = mask_imask_irq,
 };
 
 void make_imask_irq(unsigned int irq)
 {
-        set_irq_chip_and_handler_name(irq, &imask_irq_chip,
-                                      handle_level_irq, "level");
+        irq_set_chip_and_handler_name(irq, &imask_irq_chip, handle_level_irq,
+                                      "level");
 }
diff --git a/arch/sh/kernel/cpu/irq/intc-sh5.c b/arch/sh/kernel/cpu/irq/intc-sh5.c
index 96a239583948..9e056a3a0c73 100644
--- a/arch/sh/kernel/cpu/irq/intc-sh5.c
+++ b/arch/sh/kernel/cpu/irq/intc-sh5.c
@@ -76,39 +76,11 @@ int intc_evt_to_irq[(0xE20/0x20)+1] = {
 };
 
 static unsigned long intc_virt;
-
-static unsigned int startup_intc_irq(unsigned int irq);
-static void shutdown_intc_irq(unsigned int irq);
-static void enable_intc_irq(unsigned int irq);
-static void disable_intc_irq(unsigned int irq);
-static void mask_and_ack_intc(unsigned int);
-static void end_intc_irq(unsigned int irq);
-
-static struct irq_chip intc_irq_type = {
-        .name = "INTC",
-        .startup = startup_intc_irq,
-        .shutdown = shutdown_intc_irq,
-        .enable = enable_intc_irq,
-        .disable = disable_intc_irq,
-        .ack = mask_and_ack_intc,
-        .end = end_intc_irq
-};
-
 static int irlm;                /* IRL mode */
 
-static unsigned int startup_intc_irq(unsigned int irq)
-{
-        enable_intc_irq(irq);
-        return 0; /* never anything pending */
-}
-
-static void shutdown_intc_irq(unsigned int irq)
-{
-        disable_intc_irq(irq);
-}
-
-static void enable_intc_irq(unsigned int irq)
+static void enable_intc_irq(struct irq_data *data)
 {
+        unsigned int irq = data->irq;
         unsigned long reg;
         unsigned long bitmask;
 
@@ -126,8 +98,9 @@ static void enable_intc_irq(unsigned int irq)
         __raw_writel(bitmask, reg);
 }
 
-static void disable_intc_irq(unsigned int irq)
+static void disable_intc_irq(struct irq_data *data)
 {
+        unsigned int irq = data->irq;
         unsigned long reg;
         unsigned long bitmask;
 
@@ -142,15 +115,11 @@ static void disable_intc_irq(unsigned int irq)
         __raw_writel(bitmask, reg);
 }
 
-static void mask_and_ack_intc(unsigned int irq)
-{
-        disable_intc_irq(irq);
-}
-
-static void end_intc_irq(unsigned int irq)
-{
-        enable_intc_irq(irq);
-}
+static struct irq_chip intc_irq_type = {
+        .name = "INTC",
+        .irq_enable = enable_intc_irq,
+        .irq_disable = disable_intc_irq,
+};
 
 void __init plat_irq_setup(void)
 {
@@ -166,7 +135,7 @@ void __init plat_irq_setup(void)
 
         /* Set default: per-line enable/disable, priority driven ack/eoi */
         for (i = 0; i < NR_INTC_IRQS; i++)
-                set_irq_chip_and_handler(i, &intc_irq_type, handle_level_irq);
+                irq_set_chip_and_handler(i, &intc_irq_type, handle_level_irq);
 
 
         /* Disable all interrupts and set all priorities to 0 to avoid trouble */
diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c
index 9282d965a1b6..5de6dff5c21b 100644
--- a/arch/sh/kernel/cpu/irq/ipr.c
+++ b/arch/sh/kernel/cpu/irq/ipr.c
@@ -24,25 +24,25 @@
 #include <linux/module.h>
 #include <linux/topology.h>
 
-static inline struct ipr_desc *get_ipr_desc(unsigned int irq)
+static inline struct ipr_desc *get_ipr_desc(struct irq_data *data)
 {
-        struct irq_chip *chip = get_irq_chip(irq);
+        struct irq_chip *chip = irq_data_get_irq_chip(data);
         return container_of(chip, struct ipr_desc, chip);
 }
 
-static void disable_ipr_irq(unsigned int irq)
+static void disable_ipr_irq(struct irq_data *data)
 {
-        struct ipr_data *p = get_irq_chip_data(irq);
-        unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx];
+        struct ipr_data *p = irq_data_get_irq_chip_data(data);
+        unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx];
         /* Set the priority in IPR to 0 */
         __raw_writew(__raw_readw(addr) & (0xffff ^ (0xf << p->shift)), addr);
         (void)__raw_readw(addr);        /* Read back to flush write posting */
 }
 
-static void enable_ipr_irq(unsigned int irq)
+static void enable_ipr_irq(struct irq_data *data)
 {
-        struct ipr_data *p = get_irq_chip_data(irq);
-        unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx];
+        struct ipr_data *p = irq_data_get_irq_chip_data(data);
+        unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx];
         /* Set priority in IPR back to original value */
         __raw_writew(__raw_readw(addr) | (p->priority << p->shift), addr);
 }
@@ -56,29 +56,28 @@ void register_ipr_controller(struct ipr_desc *desc)
 {
         int i;
 
-        desc->chip.mask = disable_ipr_irq;
-        desc->chip.unmask = enable_ipr_irq;
-        desc->chip.mask_ack = disable_ipr_irq;
+        desc->chip.irq_mask = disable_ipr_irq;
+        desc->chip.irq_unmask = enable_ipr_irq;
 
         for (i = 0; i < desc->nr_irqs; i++) {
                 struct ipr_data *p = desc->ipr_data + i;
-                struct irq_desc *irq_desc;
+                int res;
 
                 BUG_ON(p->ipr_idx >= desc->nr_offsets);
                 BUG_ON(!desc->ipr_offsets[p->ipr_idx]);
 
-                irq_desc = irq_to_desc_alloc_node(p->irq, numa_node_id());
-                if (unlikely(!irq_desc)) {
+                res = irq_alloc_desc_at(p->irq, numa_node_id());
+                if (unlikely(res != p->irq && res != -EEXIST)) {
                         printk(KERN_INFO "can not get irq_desc for %d\n",
                                p->irq);
                         continue;
                 }
 
                 disable_irq_nosync(p->irq);
-                set_irq_chip_and_handler_name(p->irq, &desc->chip,
-                                      handle_level_irq, "level");
-                set_irq_chip_data(p->irq, p);
-                disable_ipr_irq(p->irq);
+                irq_set_chip_and_handler_name(p->irq, &desc->chip,
+                                              handle_level_irq, "level");
+                irq_set_chip_data(p->irq, p);
+                disable_ipr_irq(irq_get_irq_data(p->irq));
         }
 }
 EXPORT_SYMBOL(register_ipr_controller);