x86, apic: refactor ->cpu_mask_to_apicid*()

- spread out the namespace on a per driver basis

 - clean up the functions

 - get rid of macros

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 12 insertions, 9 deletions

diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 3d85d3d810b2..01a2505d7275 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -563,8 +563,9 @@ static int
 assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask);
 
 /*
- * Either sets desc->affinity to a valid value, and returns cpu_mask_to_apicid
- * of that, or returns BAD_APICID and leaves desc->affinity untouched.
+ * Either sets desc->affinity to a valid value, and returns
+ * ->cpu_mask_to_apicid of that, or returns BAD_APICID and
+ * leaves desc->affinity untouched.
  */
 static unsigned int
 set_desc_affinity(struct irq_desc *desc, const struct cpumask *mask)
@@ -582,7 +583,8 @@ set_desc_affinity(struct irq_desc *desc, const struct cpumask *mask)
 
 	cpumask_and(desc->affinity, cfg->domain, mask);
 	set_extra_move_desc(desc, mask);
-	return cpu_mask_to_apicid_and(desc->affinity, cpu_online_mask);
+
+	return apic->cpu_mask_to_apicid_and(desc->affinity, cpu_online_mask);
 }
 
 static void
@@ -1562,7 +1564,7 @@ static void setup_IO_APIC_irq(int apic_id, int pin, unsigned int irq, struct irq
 	if (assign_irq_vector(irq, cfg, apic->target_cpus()))
 		return;
 
-	dest = cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
+	dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
 
 	apic_printk(APIC_VERBOSE,KERN_DEBUG
 		    "IOAPIC[%d]: Set routing entry (%d-%d -> 0x%x -> "
@@ -1666,7 +1668,7 @@ static void __init setup_timer_IRQ0_pin(unsigned int apic_id, unsigned int pin,
 	 */
 	entry.dest_mode = apic->irq_dest_mode;
 	entry.mask = 1;					/* mask IRQ now */
-	entry.dest = cpu_mask_to_apicid(apic->target_cpus());
+	entry.dest = apic->cpu_mask_to_apicid(apic->target_cpus());
 	entry.delivery_mode = apic->irq_delivery_mode;
 	entry.polarity = 0;
 	entry.trigger = 0;
@@ -2367,7 +2369,7 @@ migrate_ioapic_irq_desc(struct irq_desc *desc, const struct cpumask *mask)
 
 	set_extra_move_desc(desc, mask);
 
-	dest = cpu_mask_to_apicid_and(cfg->domain, mask);
+	dest = apic->cpu_mask_to_apicid_and(cfg->domain, mask);
 
 	modify_ioapic_rte = desc->status & IRQ_LEVEL;
 	if (modify_ioapic_rte) {
@@ -3270,7 +3272,7 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms
 	if (err)
 		return err;
 
-	dest = cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
+	dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
 
 #ifdef CONFIG_INTR_REMAP
 	if (irq_remapped(irq)) {
@@ -3708,7 +3710,8 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
 		struct ht_irq_msg msg;
 		unsigned dest;
 
-		dest = cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
+		dest = apic->cpu_mask_to_apicid_and(cfg->domain,
+						    apic->target_cpus());
 
 		msg.address_hi = HT_IRQ_HIGH_DEST_ID(dest);
 
@@ -3773,7 +3776,7 @@ int arch_enable_uv_irq(char *irq_name, unsigned int irq, int cpu, int mmr_blade,
 	entry->polarity = 0;
 	entry->trigger = 0;
 	entry->mask = 0;
-	entry->dest = cpu_mask_to_apicid(eligible_cpu);
+	entry->dest = apic->cpu_mask_to_apicid(eligible_cpu);
 
 	mmr_pnode = uv_blade_to_pnode(mmr_blade);
 	uv_write_global_mmr64(mmr_pnode, mmr_offset, mmr_value);