diff options
author | Santosh Shilimkar <santosh.shilimkar@ti.com> | 2010-09-15 01:04:01 +0530 |
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committer | Kevin Hilman <khilman@deeprootsystems.com> | 2010-09-23 17:14:11 -0700 |
commit | eb6a2c7550560e6619eadb912ea8384ce27964b8 (patch) | |
tree | b8ba9154876a34450d3957828899b53c0543bef1 /arch/arm/mach-omap2/pm34xx.c | |
parent | 315e2556f62adb51c40d5422f4134bd3630d8157 (diff) | |
download | blackbird-op-linux-eb6a2c7550560e6619eadb912ea8384ce27964b8.tar.gz blackbird-op-linux-eb6a2c7550560e6619eadb912ea8384ce27964b8.zip |
omap: pm: Move set_pwrdm_state routine to common pm.c
The set_pwrdm_state() is needed on omap4 as well so move
this routine to common pm.c file so that it's available for omap3/4
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-omap2/pm34xx.c')
-rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 53 |
1 files changed, 4 insertions, 49 deletions
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index bc24fbd2e983..f5f1dbd3c17a 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -483,51 +483,6 @@ int omap3_can_sleep(void) return 1; } -/* This sets pwrdm state (other than mpu & core. Currently only ON & - * RET are supported. Function is assuming that clkdm doesn't have - * hw_sup mode enabled. */ -int set_pwrdm_state(struct powerdomain *pwrdm, u32 state) -{ - u32 cur_state; - int sleep_switch = 0; - int ret = 0; - - if (pwrdm == NULL || IS_ERR(pwrdm)) - return -EINVAL; - - while (!(pwrdm->pwrsts & (1 << state))) { - if (state == PWRDM_POWER_OFF) - return ret; - state--; - } - - cur_state = pwrdm_read_next_pwrst(pwrdm); - if (cur_state == state) - return ret; - - if (pwrdm_read_pwrst(pwrdm) < PWRDM_POWER_ON) { - omap2_clkdm_wakeup(pwrdm->pwrdm_clkdms[0]); - sleep_switch = 1; - pwrdm_wait_transition(pwrdm); - } - - ret = pwrdm_set_next_pwrst(pwrdm, state); - if (ret) { - printk(KERN_ERR "Unable to set state of powerdomain: %s\n", - pwrdm->name); - goto err; - } - - if (sleep_switch) { - omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]); - pwrdm_wait_transition(pwrdm); - pwrdm_state_switch(pwrdm); - } - -err: - return ret; -} - static void omap3_pm_idle(void) { local_irq_disable(); @@ -569,7 +524,7 @@ static int omap3_pm_suspend(void) pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm); /* Set ones wanted by suspend */ list_for_each_entry(pwrst, &pwrst_list, node) { - if (set_pwrdm_state(pwrst->pwrdm, pwrst->next_state)) + if (omap_set_pwrdm_state(pwrst->pwrdm, pwrst->next_state)) goto restore; if (pwrdm_clear_all_prev_pwrst(pwrst->pwrdm)) goto restore; @@ -590,7 +545,7 @@ restore: pwrst->pwrdm->name, pwrst->next_state); ret = -1; } - set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state); + omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state); } if (ret) printk(KERN_ERR "Could not enter target state in pm_suspend\n"); @@ -939,7 +894,7 @@ void omap3_pm_off_mode_enable(int enable) list_for_each_entry(pwrst, &pwrst_list, node) { pwrst->next_state = state; - set_pwrdm_state(pwrst->pwrdm, state); + omap_set_pwrdm_state(pwrst->pwrdm, state); } } @@ -984,7 +939,7 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) if (pwrdm_has_hdwr_sar(pwrdm)) pwrdm_enable_hdwr_sar(pwrdm); - return set_pwrdm_state(pwrst->pwrdm, pwrst->next_state); + return omap_set_pwrdm_state(pwrst->pwrdm, pwrst->next_state); } /* |