MIPS: SMTC: Cleanup the hook mess and use irq_data

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2194/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 8 insertions, 10 deletions

diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 4f93db58a79e..779b78799ad2 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 14c64235a24b..f7e2c7807d7b 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 */