A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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disp: msm: dsi: do not enable PWM when setting bl to 0

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Check backlight value, if it's 0, do not enable PWM.

Change-Id: I6fccb42555731bf3faa88a93cbf1a36a417ff49d
Signed-off-by: Zhao, Yuan <yzhao@codeaurora.org>
This commit is contained in:
Zhao, Yuan 2020-09-08 15:27:13 +08:00 • committed by Gerrit - the friendly Code Review server
commit 8050179062
1 changed files with 1 additions and 1 deletions
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2
msm/dsi/dsi_panel.c
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@ -572,7 +572,7 @@ static int dsi_panel_update_pwm_backlight(struct dsi_panel *panel,
return 0;
}
if (!bl->pwm_enabled) {
if (bl_lvl != 0 && !bl->pwm_enabled) {
rc = pwm_enable(bl->pwm_bl);
if (rc) {
DSI_ERR("[%s] failed to enable pwm, rc=\n", panel->name,