ARM: OMAP4: MPUSS PM: remove unnecessary shim functions for powerdomain control

The OMAP4 MPU subsystem power management code contains several unnecessary
shim functions for powerdomain control; remove them.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>

diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
index aac46bfdbeb2cb4b45bd44ab0b77b46e9d7b41f3..8bcb64bcdcdb37a5642b387a65fbd9dddc04b5f8 100644 (file)
--- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c
+++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
@@ -86,37 +86,6 @@ static inline void set_cpu_wakeup_addr(unsigned int cpu_id, u32 addr)
        __raw_writel(addr, pm_info->wkup_sar_addr);
 }
 
-/*
- * Set the CPUx powerdomain's previous power state
- */
-static inline void set_cpu_next_pwrst(unsigned int cpu_id,
-                               unsigned int power_state)
-{
-       struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id);
-
-       pwrdm_set_next_pwrst(pm_info->pwrdm, power_state);
-}
-
-/*
- * Read CPU's previous power state
- */
-static inline unsigned int read_cpu_prev_pwrst(unsigned int cpu_id)
-{
-       struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id);
-
-       return pwrdm_read_prev_pwrst(pm_info->pwrdm);
-}
-
-/*
- * Clear the CPUx powerdomain's previous power state
- */
-static inline void clear_cpu_prev_pwrst(unsigned int cpu_id)
-{
-       struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id);
-
-       pwrdm_clear_all_prev_pwrst(pm_info->pwrdm);
-}
-
 /*
  * Store the SCU power status value to scratchpad memory
  */
@@ -230,6 +199,7 @@ static void save_l2x0_context(void)
  */
 int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
 {
+       struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu);
        unsigned int save_state = 0;
        unsigned int wakeup_cpu;
 
@@ -268,7 +238,7 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
                save_state = 2;
 
        cpu_clear_prev_logic_pwrst(cpu);
-       set_cpu_next_pwrst(cpu, power_state);
+       pwrdm_set_next_pwrst(pm_info->pwrdm, power_state);
        set_cpu_wakeup_addr(cpu, virt_to_phys(omap4_cpu_resume));
        scu_pwrst_prepare(cpu, power_state);
        l2x0_pwrst_prepare(cpu, save_state);
@@ -286,7 +256,7 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
         * domain transition
         */
        wakeup_cpu = smp_processor_id();
-       set_cpu_next_pwrst(wakeup_cpu, PWRDM_POWER_ON);
+       pwrdm_set_next_pwrst(pm_info->pwrdm, PWRDM_POWER_ON);
 
        pwrdm_post_transition(NULL);
 
@@ -300,8 +270,8 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
  */
 int __cpuinit omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
 {
-       unsigned int cpu_state = 0;
        struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu);
+       unsigned int cpu_state = 0;
 
        if (omap_rev() == OMAP4430_REV_ES1_0)
                return -ENXIO;
@@ -309,8 +279,8 @@ int __cpuinit omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
        if (power_state == PWRDM_POWER_OFF)
                cpu_state = 1;
 
-       clear_cpu_prev_pwrst(cpu);
-       set_cpu_next_pwrst(cpu, power_state);
+       pwrdm_clear_all_prev_pwrst(pm_info->pwrdm);
+       pwrdm_set_next_pwrst(pm_info->pwrdm, power_state);
        set_cpu_wakeup_addr(cpu, virt_to_phys(pm_info->secondary_startup));
        scu_pwrst_prepare(cpu, power_state);
 
@@ -321,7 +291,7 @@ int __cpuinit omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
         */
        omap4_finish_suspend(cpu_state);
 
-       set_cpu_next_pwrst(cpu, PWRDM_POWER_ON);
+       pwrdm_set_next_pwrst(pm_info->pwrdm, PWRDM_POWER_ON);
        return 0;
 }