ARM: plat-mxc: hook special idle handlers to arm_pm_idle
authorNicolas Pitre <nicolas.pitre@linaro.org>
Wed, 3 Aug 2011 15:34:59 +0000 (11:34 -0400)
committerNicolas Pitre <nico@fluxnic.net>
Fri, 20 Jan 2012 23:55:14 +0000 (18:55 -0500)
... and remove redundant include of <mach/system.h>.

Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
arch/arm/mach-imx/mm-imx3.c
arch/arm/mach-imx/pm-imx27.c
arch/arm/mach-mx5/mm.c

index 31807d2a8b7bf1a65d57c8f4cb748bb9e6697934..8404ee72555ac4dda154e27d33b9c6f7804afaab 100644 (file)
@@ -34,31 +34,29 @@ static void imx3_idle(void)
 {
        unsigned long reg = 0;
 
-       if (!need_resched())
-               __asm__ __volatile__(
-                       /* disable I and D cache */
-                       "mrc p15, 0, %0, c1, c0, 0\n"
-                       "bic %0, %0, #0x00001000\n"
-                       "bic %0, %0, #0x00000004\n"
-                       "mcr p15, 0, %0, c1, c0, 0\n"
-                       /* invalidate I cache */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c5, 0\n"
-                       /* clear and invalidate D cache */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c14, 0\n"
-                       /* WFI */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c0, 4\n"
-                       "nop\n" "nop\n" "nop\n" "nop\n"
-                       "nop\n" "nop\n" "nop\n"
-                       /* enable I and D cache */
-                       "mrc p15, 0, %0, c1, c0, 0\n"
-                       "orr %0, %0, #0x00001000\n"
-                       "orr %0, %0, #0x00000004\n"
-                       "mcr p15, 0, %0, c1, c0, 0\n"
-                       : "=r" (reg));
-       local_irq_enable();
+       __asm__ __volatile__(
+               /* disable I and D cache */
+               "mrc p15, 0, %0, c1, c0, 0\n"
+               "bic %0, %0, #0x00001000\n"
+               "bic %0, %0, #0x00000004\n"
+               "mcr p15, 0, %0, c1, c0, 0\n"
+               /* invalidate I cache */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c5, 0\n"
+               /* clear and invalidate D cache */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c14, 0\n"
+               /* WFI */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c0, 4\n"
+               "nop\n" "nop\n" "nop\n" "nop\n"
+               "nop\n" "nop\n" "nop\n"
+               /* enable I and D cache */
+               "mrc p15, 0, %0, c1, c0, 0\n"
+               "orr %0, %0, #0x00001000\n"
+               "orr %0, %0, #0x00000004\n"
+               "mcr p15, 0, %0, c1, c0, 0\n"
+               : "=r" (reg));
 }
 
 static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
@@ -134,8 +132,8 @@ void __init imx31_init_early(void)
 {
        mxc_set_cpu_type(MXC_CPU_MX31);
        mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
-       pm_idle = imx3_idle;
        imx_ioremap = imx3_ioremap;
+       arm_pm_idle = imx3_idle;
 }
 
 void __init mx31_init_irq(void)
@@ -197,7 +195,7 @@ void __init imx35_init_early(void)
        mxc_set_cpu_type(MXC_CPU_MX35);
        mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
        mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
-       pm_idle = imx3_idle;
+       arm_pm_idle = imx3_idle;
        imx_ioremap = imx3_ioremap;
 }
 
index e455d2f855bf1cb5e88a7ff3710c31e347d22bf1..6fcffa7db978d4b025bf6eed72ea4b0b99c417c7 100644 (file)
@@ -10,7 +10,6 @@
 #include <linux/kernel.h>
 #include <linux/suspend.h>
 #include <linux/io.h>
-#include <mach/system.h>
 #include <mach/hardware.h>
 
 static int mx27_suspend_enter(suspend_state_t state)
@@ -23,7 +22,7 @@ static int mx27_suspend_enter(suspend_state_t state)
                cscr &= 0xFFFFFFFC;
                __raw_writel(cscr, MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
                /* Executes WFI */
-               arch_idle();
+               cpu_do_idle();
                break;
 
        default:
index bc17dfea38170872c24216165715e8af60144feb..49549a72dc7dbb2de0c8d1e75af06deddbef2a59 100644 (file)
@@ -26,23 +26,17 @@ static struct clk *gpc_dvfs_clk;
 
 static void imx5_idle(void)
 {
-       if (!need_resched()) {
-               /* gpc clock is needed for SRPG */
-               if (gpc_dvfs_clk == NULL) {
-                       gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs");
-                       if (IS_ERR(gpc_dvfs_clk))
-                               goto err0;
-               }
-               clk_enable(gpc_dvfs_clk);
-               mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
-               if (tzic_enable_wake())
-                       goto err1;
-               cpu_do_idle();
-err1:
-               clk_disable(gpc_dvfs_clk);
+       /* gpc clock is needed for SRPG */
+       if (gpc_dvfs_clk == NULL) {
+               gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs");
+               if (IS_ERR(gpc_dvfs_clk))
+                       return;
        }
-err0:
-       local_irq_enable();
+       clk_enable(gpc_dvfs_clk);
+       mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+       if (tzic_enable_wake() != 0)
+               cpu_do_idle();
+       clk_disable(gpc_dvfs_clk);
 }
 
 /*
@@ -108,7 +102,7 @@ void __init imx51_init_early(void)
        mxc_set_cpu_type(MXC_CPU_MX51);
        mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
        mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
-       pm_idle = imx5_idle;
+       arm_pm_idle = imx5_idle;
 }
 
 void __init imx53_init_early(void)