pwm_config/enable/disable() have been deprecated and should be replaced by pwm_apply_state().
Signed-off-by: Boris Brezillon boris.brezillon@free-electrons.com --- drivers/video/backlight/lp8788_bl.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/drivers/video/backlight/lp8788_bl.c b/drivers/video/backlight/lp8788_bl.c index 5d583d7..521c730 100644 --- a/drivers/video/backlight/lp8788_bl.c +++ b/drivers/video/backlight/lp8788_bl.c @@ -124,16 +124,13 @@ static int lp8788_backlight_configure(struct lp8788_bl *bl)
static void lp8788_pwm_ctrl(struct lp8788_bl *bl, int br, int max_br) { - unsigned int period; - unsigned int duty; struct device *dev; + struct pwm_state pstate; struct pwm_device *pwm;
if (!bl->pdata) return;
- period = bl->pdata->period_ns; - duty = br * period / max_br; dev = bl->lp->dev;
/* request PWM device with the consumer name */ @@ -147,11 +144,15 @@ static void lp8788_pwm_ctrl(struct lp8788_bl *bl, int br, int max_br) bl->pwm = pwm; }
- pwm_config(bl->pwm, duty, period); - if (duty) - pwm_enable(bl->pwm); + pwm_get_state(bl->pwm, &pstate); + pstate.period = bl->pdata->period_ns; + pstate.duty_cycle = br * pstate.period / max_br; + if (pstate.duty_cycle) + pstate.enabled = true; else - pwm_disable(bl->pwm); + pstate.enabled = false; + + pwm_apply_state(bl->pwm, &pstate); }
static int lp8788_bl_update_status(struct backlight_device *bl_dev)