Josh Cartwright <joshc@xxxxxxxxxxxxxx> writes:
> Both the PM_RUNTIME and PM_SLEEP callbacks call into the common
> msm_otg_{suspend,resume} routines, however these routines are only being
> built when CONFIG_PM_SLEEP. In addition, msm_otg_{suspend,resume} also
> depends on msm_hsusb_config_vddcx(), which is only built when
> CONFIG_PM_SLEEP.
>
> Fix the CONFIG_PM_RUNTIME, !CONFIG_PM_SLEEP case by changing the
> preprocessor conditional, and moving msm_hsusb_config_vddcx().
>
> While we're here, eliminate the CONFIG_PM conditional for setting
> up the dev_pm_ops.
>
> This address the following errors Russell King has hit doing randconfig
> builds:
>
> drivers/usb/phy/phy-msm-usb.c: In function 'msm_otg_runtime_suspend':
> drivers/usb/phy/phy-msm-usb.c:1691:2: error: implicit declaration of function 'msm_otg_suspend'
> drivers/usb/phy/phy-msm-usb.c: In function 'msm_otg_runtime_resume':
> drivers/usb/phy/phy-msm-usb.c:1699:2: error: implicit declaration of function 'msm_otg_resume'
>
> Cc: Ivan T. Ivanov <iivanov@xxxxxxxxxx>
> Reported-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
> Signed-off-by: Josh Cartwright <joshc@xxxxxxxxxxxxxx>
[...]
> @@ -440,7 +414,32 @@ static int msm_otg_reset(struct usb_phy *phy)
> #define PHY_SUSPEND_TIMEOUT_USEC (500 * 1000)
> #define PHY_RESUME_TIMEOUT_USEC (100 * 1000)
>
> -#ifdef CONFIG_PM_SLEEP
> +#if defined(CONFIG_PM_SLEEP) || defined(CONFIG_PM_RUNTIME)
nit: you should just use CONFIG_PM here since that is what it's for.
c.f. kernel/power/Kconfig:
config PM
def_bool y
depends on PM_SLEEP || PM_RUNTIME
Kevin
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