ia64: Use accessor functions all over the place

Use the proper accessor functions instead of open coded irq_desc access.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

4 files changed, 6 insertions, 12 deletions

diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index ba29817b51ef..3fbf4bf93c67 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -103,7 +103,7 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] = 1 };
 void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
 {
         if (irq < NR_IRQS) {
-                cpumask_copy(irq_desc[irq].affinity,
+                cpumask_copy(irq_get_irq_data(irq)->affinity,
                              cpumask_of(cpu_logical_id(hwid)));
                 irq_redir[irq] = (char) (redir & 0xff);
         }
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 38c07b866901..8adb08b22838 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -343,7 +343,7 @@ static irqreturn_t smp_irq_move_cleanup_interrupt(int irq, void *dev_id)
                 if (irq < 0)
                         continue;
 
-                desc = irq_desc + irq;
+                desc = irq_to_desc(irq);
                 cfg = irq_cfg + irq;
                 raw_spin_lock(&desc->lock);
                 if (!cfg->move_cleanup_count)
@@ -626,13 +626,11 @@ static struct irqaction tlb_irqaction = {
 void
 ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action)
 {
-        struct irq_desc *desc;
         unsigned int irq;
 
         irq = vec;
         BUG_ON(bind_irq_vector(irq, vec, CPU_MASK_ALL));
-        desc = irq_desc + irq;
-        desc->status |= IRQ_PER_CPU;
+        irq_set_status_flags(irq, IRQ_PER_CPU);
         set_irq_chip(irq, &irq_type_ia64_lsapic);
         if (action)
                 setup_irq(irq, action);
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 80d50b83d419..84fb405eee87 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -2125,7 +2125,6 @@ ia64_mca_late_init(void)
         cpe_poll_timer.function = ia64_mca_cpe_poll;
 
         {
-                struct irq_desc *desc;
                 unsigned int irq;
 
                 if (cpe_vector >= 0) {
@@ -2133,8 +2132,7 @@ ia64_mca_late_init(void)
                         irq = local_vector_to_irq(cpe_vector);
                         if (irq > 0) {
                                 cpe_poll_enabled = 0;
-                                desc = irq_desc + irq;
-                                desc->status |= IRQ_PER_CPU;
+                                irq_set_status_flags(irq, IRQ_PER_CPU);
                                 setup_irq(irq, &mca_cpe_irqaction);
                                 ia64_cpe_irq = irq;
                                 ia64_mca_register_cpev(cpe_vector);
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index 79ef3d05d2e4..b2aa79391724 100644
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -273,15 +273,13 @@ unsigned int sn_local_vector_to_irq(u8 vector)
 void sn_irq_init(void)
 {
         int i;
-        struct irq_desc *base_desc = irq_desc;
 
         ia64_first_device_vector = IA64_SN2_FIRST_DEVICE_VECTOR;
         ia64_last_device_vector = IA64_SN2_LAST_DEVICE_VECTOR;
 
         for (i = 0; i < NR_IRQS; i++) {
-                if (base_desc[i].chip == &no_irq_chip) {
-                        base_desc[i].chip = &irq_type_sn;
-                }
+                if (irq_get_chip(i) == &no_irq_chip)
+                        irq_set_chip(i, &irq_type_sn);
         }
 }