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authorDaniel Lezcano <daniel.lezcano@linaro.org>2013-02-04 12:01:41 +0000
committerLen Brown <len.brown@intel.com>2013-02-08 18:31:16 -0500
commit5af4a21c6efd270a334202fb1fc4a347ea4624e3 (patch)
treef05851b12ef31af36976cc55f0dcfddaad977234 /arch/arm/mach-davinci/cpuidle.c
parent88b62b915b0b7e25870eb0604ed9a92ba4bfc9f7 (diff)
Replace the flag by a simple global boolean in the cpuidle.c.
That will allow to cleanup the rest of the code right after, because the ops won't make sense. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/arm/mach-davinci/cpuidle.c')
-rw-r--r--arch/arm/mach-davinci/cpuidle.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c
index 9107691adbd..5fbd470d46c 100644
--- a/arch/arm/mach-davinci/cpuidle.c
+++ b/arch/arm/mach-davinci/cpuidle.c
@@ -26,8 +26,8 @@
#define DAVINCI_CPUIDLE_MAX_STATES 2
struct davinci_ops {
- void (*enter) (u32 flags);
- void (*exit) (u32 flags);
+ void (*enter) (void);
+ void (*exit) (void);
u32 flags;
};
@@ -40,20 +40,17 @@ static int davinci_enter_idle(struct cpuidle_device *dev,
struct davinci_ops *ops = cpuidle_get_statedata(state_usage);
if (ops && ops->enter)
- ops->enter(ops->flags);
+ ops->enter();
index = cpuidle_wrap_enter(dev, drv, index,
arm_cpuidle_simple_enter);
if (ops && ops->exit)
- ops->exit(ops->flags);
+ ops->exit();
return index;
}
-/* fields in davinci_ops.flags */
-#define DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN BIT(0)
-
static struct cpuidle_driver davinci_idle_driver = {
.name = "cpuidle-davinci",
.owner = THIS_MODULE,
@@ -72,6 +69,7 @@ static struct cpuidle_driver davinci_idle_driver = {
static DEFINE_PER_CPU(struct cpuidle_device, davinci_cpuidle_device);
static void __iomem *ddr2_reg_base;
+static bool ddr2_pdown;
static void davinci_save_ddr_power(int enter, bool pdown)
{
@@ -92,14 +90,14 @@ static void davinci_save_ddr_power(int enter, bool pdown)
__raw_writel(val, ddr2_reg_base + DDR2_SDRCR_OFFSET);
}
-static void davinci_c2state_enter(u32 flags)
+static void davinci_c2state_enter(void)
{
- davinci_save_ddr_power(1, !!(flags & DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN));
+ davinci_save_ddr_power(1, ddr2_pdown);
}
-static void davinci_c2state_exit(u32 flags)
+static void davinci_c2state_exit(void)
{
- davinci_save_ddr_power(0, !!(flags & DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN));
+ davinci_save_ddr_power(0, ddr2_pdown);
}
static struct davinci_ops davinci_states[DAVINCI_CPUIDLE_MAX_STATES] = {
@@ -124,8 +122,7 @@ static int __init davinci_cpuidle_probe(struct platform_device *pdev)
ddr2_reg_base = pdata->ddr2_ctlr_base;
- if (pdata->ddr2_pdown)
- davinci_states[1].flags |= DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN;
+ ddr2_pdown = pdata->ddr2_pdown;
cpuidle_set_statedata(&device->states_usage[1], &davinci_states[1]);
device->state_count = DAVINCI_CPUIDLE_MAX_STATES;