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path: root/drivers/video/backlight/pwm_bl.c
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Diffstat (limited to 'drivers/video/backlight/pwm_bl.c')
-rw-r--r--drivers/video/backlight/pwm_bl.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 64f9e1b8655f..b2b366bb0f97 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -201,6 +201,7 @@ static int pwm_backlight_probe(struct platform_device *pdev)
struct device_node *node = pdev->dev.of_node;
struct pwm_bl_data *pb;
int initial_blank = FB_BLANK_UNBLANK;
+ struct pwm_args pargs;
int ret;
if (!data) {
@@ -307,16 +308,21 @@ static int pwm_backlight_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "got pwm for backlight\n");
/*
+ * FIXME: pwm_apply_args() should be removed when switching to
+ * the atomic PWM API.
+ */
+ pwm_apply_args(pb->pwm);
+
+ /*
* The DT case will set the pwm_period_ns field to 0 and store the
* period, parsed from the DT, in the PWM device. For the non-DT case,
* set the period from platform data if it has not already been set
* via the PWM lookup table.
*/
- pb->period = pwm_get_period(pb->pwm);
- if (!pb->period && (data->pwm_period_ns > 0)) {
+ pwm_get_args(pb->pwm, &pargs);
+ pb->period = pargs.period;
+ if (!pb->period && (data->pwm_period_ns > 0))
pb->period = data->pwm_period_ns;
- pwm_set_period(pb->pwm, data->pwm_period_ns);
- }
pb->lth_brightness = data->lth_brightness * (pb->period / pb->scale);