ARM: imx: convert smp platforms to global gic_handle_irq()

Convert the SMP imx platforms to use the global gic_handle_irq()
function instead a private function.

Cc: Sascha Hauer <kernel@pengutronix.de>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile
index b9f0f5f..076db84 100644 (file)
--- a/arch/arm/plat-mxc/Makefile
+++ b/arch/arm/plat-mxc/Makefile
@@ -5,7 +5,6 @@
 # Common support
 obj-y := clock.o time.o devices.o cpu.o system.o irq-common.o
 
-obj-$(CONFIG_ARM_GIC) += gic.o
 obj-$(CONFIG_MXC_TZIC) += tzic.o
 obj-$(CONFIG_MXC_AVIC) += avic.o
 

diff --git a/arch/arm/plat-mxc/gic.c b/arch/arm/plat-mxc/gic.c
deleted file mode 100644 (file)
index ea51ea4..0000000
--- a/arch/arm/plat-mxc/gic.c
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright 2011 Freescale Semiconductor, Inc.
- * Copyright 2011 Linaro Ltd.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-#include <linux/io.h>
-#include <asm/exception.h>
-#include <asm/localtimer.h>
-#include <asm/hardware/gic.h>
-#ifdef CONFIG_SMP
-#include <asm/smp.h>
-#endif
-
-asmlinkage void __exception_irq_entry mxc_gic_handle_irq(struct pt_regs *regs)
-{
-       u32 irqstat, irqnr;
-
-       do {
-               irqstat = readl_relaxed(gic_cpu_base_addr + GIC_CPU_INTACK);
-               irqnr = irqstat & 0x3ff;
-               if (irqnr == 1023)
-                       break;
-
-               if (irqnr > 15 && irqnr < 1021)
-                       handle_IRQ(irqnr, regs);
-#ifdef CONFIG_SMP
-               else {
-                       writel_relaxed(irqstat, gic_cpu_base_addr +
-                                               GIC_CPU_EOI);
-                       handle_IPI(irqnr, regs);
-               }
-#endif
-       } while (1);
-}

diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h
index d7c290d..14b4703 100644 (file)
--- a/arch/arm/plat-mxc/include/mach/common.h
+++ b/arch/arm/plat-mxc/include/mach/common.h
@@ -90,7 +90,6 @@ extern void imx_print_silicon_rev(const char *cpu, int srev);
 
 void avic_handle_irq(struct pt_regs *);
 void tzic_handle_irq(struct pt_regs *);
-void mxc_gic_handle_irq(struct pt_regs *);
 
 #define imx1_handle_irq avic_handle_irq
 #define imx21_handle_irq avic_handle_irq
@@ -101,7 +100,7 @@ void mxc_gic_handle_irq(struct pt_regs *);
 #define imx50_handle_irq tzic_handle_irq
 #define imx51_handle_irq tzic_handle_irq
 #define imx53_handle_irq tzic_handle_irq
-#define imx6q_handle_irq mxc_gic_handle_irq
+#define imx6q_handle_irq gic_handle_irq
 
 extern void imx_enable_cpu(int cpu, bool enable);
 extern void imx_set_cpu_jump(int cpu, void *jump_addr);

diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index ca5cf26..def5d30 100644 (file)
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -9,19 +9,8 @@
  * published by the Free Software Foundation.
  */
 
-/* Unused, we use CONFIG_MULTI_IRQ_HANDLER */
-
        .macro  disable_fiq
        .endm
 
-       .macro  get_irqnr_preamble, base, tmp
-       .endm
-
        .macro  arch_ret_to_user, tmp1, tmp2
        .endm
-
-       .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
-       .endm
-
-       .macro test_for_ipi, irqnr, irqstat, base, tmp
-       .endm