Blackfin: Rename IRQ flags handling functions

Rename h/w IRQ flags handling functions to be in line with what is expected for
the irq renaming patch.  This renames local_*_hw() to hard_local_*() using the
following perl command:

	perl -pi -e 's/local_irq_(restore|enable|disable)_hw/hard_local_irq_\1/ or s/local_irq_save_hw([_a-z]*)[(]flags[)]/flags = hard_local_irq_save\1()/' `find arch/blackfin/ -name "*.[ch]"`

and then fixing up asm/irqflags.h manually.

Additionally, arch/hard_local_save_flags() and arch/hard_local_irq_save() both
return the flags rather than passing it through the argument list.

Signed-off-by: David Howells <dhowells@redhat.com>
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 1c8c4c7..eaece5f 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -132,8 +132,8 @@
 static void bfin_core_mask_irq(unsigned int irq)
 {
 	bfin_irq_flags &= ~(1 << irq);
-	if (!irqs_disabled_hw())
-		local_irq_enable_hw();
+	if (!hard_irqs_disabled())
+		hard_local_irq_enable();
 }
 
 static void bfin_core_unmask_irq(unsigned int irq)
@@ -148,8 +148,8 @@
 	 * local_irq_enable just does "STI bfin_irq_flags", so it's exactly
 	 * what we need.
 	 */
-	if (!irqs_disabled_hw())
-		local_irq_enable_hw();
+	if (!hard_irqs_disabled())
+		hard_local_irq_enable();
 	return;
 }
 
@@ -158,12 +158,12 @@
 	unsigned long flags;
 
 #ifdef CONFIG_BF53x
-	local_irq_save_hw(flags);
+	flags = hard_local_irq_save();
 	bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() &
 			     ~(1 << SIC_SYSIRQ(irq)));
 #else
 	unsigned mask_bank, mask_bit;
-	local_irq_save_hw(flags);
+	flags = hard_local_irq_save();
 	mask_bank = SIC_SYSIRQ(irq) / 32;
 	mask_bit = SIC_SYSIRQ(irq) % 32;
 	bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) &
@@ -173,7 +173,7 @@
 			     ~(1 << mask_bit));
 #endif
 #endif
-	local_irq_restore_hw(flags);
+	hard_local_irq_restore(flags);
 }
 
 #ifdef CONFIG_SMP
@@ -186,12 +186,12 @@
 	unsigned long flags;
 
 #ifdef CONFIG_BF53x
-	local_irq_save_hw(flags);
+	flags = hard_local_irq_save();
 	bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() |
 			     (1 << SIC_SYSIRQ(irq)));
 #else
 	unsigned mask_bank, mask_bit;
-	local_irq_save_hw(flags);
+	flags = hard_local_irq_save();
 	mask_bank = SIC_SYSIRQ(irq) / 32;
 	mask_bit = SIC_SYSIRQ(irq) % 32;
 #ifdef CONFIG_SMP
@@ -207,7 +207,7 @@
 			(1 << mask_bit));
 #endif
 #endif
-	local_irq_restore_hw(flags);
+	hard_local_irq_restore(flags);
 }
 
 #ifdef CONFIG_SMP
@@ -264,7 +264,7 @@
 	break;
 	}
 
-	local_irq_save_hw(flags);
+	flags = hard_local_irq_save();
 
 	if (state) {
 		bfin_sic_iwr[bank] |= (1 << bit);
@@ -275,7 +275,7 @@
 		vr_wakeup  &= ~wakeup;
 	}
 
-	local_irq_restore_hw(flags);
+	hard_local_irq_restore(flags);
 
 	return 0;
 }