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| author | Peter 'p2' De Schrijver <peter.de-schrijver@nokia.com> | 2008-10-15 17:48:44 +0300 |
|---|---|---|
| committer | Kevin Hilman <khilman@deeprootsystems.com> | 2009-09-02 15:08:23 -0700 |
| commit | fe617af716bc09cbbdd11ad820d5818017a9f481 (patch) | |
| tree | 7e995f31945b92e9495f4b945b4119e2df7b1b3d | |
| parent | ba20bb126940ce4847e146a0d00b7f7b0868d773 (diff) | |
| download | kernel_samsung_tuna-fe617af716bc09cbbdd11ad820d5818017a9f481.zip kernel_samsung_tuna-fe617af716bc09cbbdd11ad820d5818017a9f481.tar.gz kernel_samsung_tuna-fe617af716bc09cbbdd11ad820d5818017a9f481.tar.bz2 | |
OMAP: PM: Hook into PM counters
This patch modifies the clock, clockdomain and OMAP3 specific
powerdomain code to call the PM counter infrastructure whenever one or
more powerdomains might have changed state.
Signed-off-by: Peter 'p2' De Schrijver <peter.de-schrijver@nokia.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
| -rw-r--r-- | arch/arm/mach-omap2/clock.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/clockdomain.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 6 |
3 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 456e2ad..f2a92d6 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -1043,5 +1043,7 @@ void omap2_clk_disable_unused(struct clk *clk) omap2_clk_disable(clk); } else _omap2_clk_disable(clk); + if (clk->clkdm != NULL) + pwrdm_clkdm_state_switch(clk->clkdm); } #endif diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 26912a9..5b0b90b 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -574,6 +574,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) omap2_clkdm_wakeup(clkdm); pwrdm_wait_transition(clkdm->pwrdm.ptr); + pwrdm_clkdm_state_switch(clkdm); return 0; } @@ -626,6 +627,8 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk) else omap2_clkdm_sleep(clkdm); + pwrdm_clkdm_state_switch(clkdm); + return 0; } diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 488d595..f197624 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -170,6 +170,8 @@ static void omap_sram_idle(void) printk(KERN_ERR "Invalid mpu state in sram_idle\n"); return; } + pwrdm_pre_transition(); + omap2_gpio_prepare_for_retention(); omap_uart_prepare_idle(0); omap_uart_prepare_idle(1); @@ -182,6 +184,9 @@ static void omap_sram_idle(void) omap_uart_resume_idle(1); omap_uart_resume_idle(0); omap2_gpio_resume_after_retention(); + + pwrdm_post_transition(); + } /* @@ -271,6 +276,7 @@ static int set_pwrdm_state(struct powerdomain *pwrdm, u32 state) if (sleep_switch) { omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]); pwrdm_wait_transition(pwrdm); + pwrdm_state_switch(pwrdm); } err: |