Message ID | 1520596498-4801-2-git-send-email-yoshihiro.shimoda.uh@renesas.com |
---|---|
State | Superseded |
Headers | show |
Series | pwm: rcar: Add suspend/resume support and cleanup for runtime_pm | expand |
On Fri, Mar 9, 2018 at 12:54 PM, Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> wrote: > From: Hien Dang <hien.dang.eb@renesas.com> > > Runtime PM API (pm_runtime_get_sync/pm_runtime_put) should be used > to control module clock instead of clk_prepare_enable and > clk_disable_unprepare. > > Signed-off-by: Hien Dang <hien.dang.eb@renesas.com> > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe linux-pwm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c index 1c85ecc..b942010 100644 --- a/drivers/pwm/pwm-rcar.c +++ b/drivers/pwm/pwm-rcar.c @@ -134,16 +134,12 @@ static int rcar_pwm_set_counter(struct rcar_pwm_chip *rp, int div, int duty_ns, static int rcar_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) { - struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip); - - return clk_prepare_enable(rp->clk); + return pm_runtime_get_sync(chip->dev); } static void rcar_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) { - struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip); - - clk_disable_unprepare(rp->clk); + pm_runtime_put(chip->dev); } static int rcar_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,