From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Date: Wed, 30 Mar 2016 20:04:03 +0000 Subject: [PATCH v5 40/46] backlight: lm3630a: switch to the atomic PWM API Message-Id: <1459368249-13241-41-git-send-email-boris.brezillon@free-electrons.com> List-Id: References: <1459368249-13241-1-git-send-email-boris.brezillon@free-electrons.com> In-Reply-To: <1459368249-13241-1-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Thierry Reding , linux-pwm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Mike Turquette , Stephen Boyd , linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mark Brown , Liam Girdwood , Kamil Debski , lm-sensors-GZX6beZjE8VD60Wz+7aTrA@public.gmane.org, Jean Delvare , Guenter Roeck , Dmitry Torokhov , linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Bryan Wu , Richard Purdie , Jacek Anaszewski , linux-leds-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Maxime Ripard , Chen-Yu Tsai , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Joachim Eastwood , Thomas Petazzoni , Heiko Stuebner , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Jingoo Han , Lee Jones pwm_config/enable/disable() have been deprecated and should be replaced by pwm_apply_state(). Signed-off-by: Boris Brezillon --- drivers/video/backlight/lm3630a_bl.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c index 3d16bd6..fdad23c 100644 --- a/drivers/video/backlight/lm3630a_bl.c +++ b/drivers/video/backlight/lm3630a_bl.c @@ -162,14 +162,16 @@ static int lm3630a_intr_config(struct lm3630a_chip *pchip) static void lm3630a_pwm_ctrl(struct lm3630a_chip *pchip, int br, int br_max) { - unsigned int period = pchip->pdata->pwm_period; - unsigned int duty = br * period / br_max; + struct pwm_state pstate; - pwm_config(pchip->pwmd, duty, period); - if (duty) - pwm_enable(pchip->pwmd); + pwm_get_state(pchip->pwmd, &pstate); + pstate.period = pchip->pdata->pwm_period; + pstate.duty_cycle = br * pstate.period / br_max; + if (pstate.duty_cycle) + pstate.enabled = true; else - pwm_disable(pchip->pwmd); + pstate.enabled = false; + pwm_apply_state(pchip->pwmd, &pstate); } /* update and get brightness */ -- 2.5.0