The patch titled Subject: drivers/video/backlight/ams369fg06.c: make power_on() call optional has been added to the -mm tree. Its filename is backlight-ams369fg06-make-power_on-call-optional.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Jingoo Han <jg1.han@xxxxxxxxxxx> Subject: drivers/video/backlight/ams369fg06.c: make power_on() call optional This patch makes power_on() call optional. The voltage source can be provided to some boards using ams369fg06 panel, thus in this case, power on/off sequence is not necessary. Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/video/backlight/ams369fg06.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff -puN drivers/video/backlight/ams369fg06.c~backlight-ams369fg06-make-power_on-call-optional drivers/video/backlight/ams369fg06.c --- a/drivers/video/backlight/ams369fg06.c~backlight-ams369fg06-make-power_on-call-optional +++ a/drivers/video/backlight/ams369fg06.c @@ -317,10 +317,7 @@ static int ams369fg06_power_on(struct am pd = lcd->lcd_pd; bd = lcd->bd; - if (!pd->power_on) { - dev_err(lcd->dev, "power_on is NULL.\n"); - return -EINVAL; - } else { + if (pd->power_on) { pd->power_on(lcd->ld, 1); msleep(pd->power_on_delay); } @@ -370,7 +367,8 @@ static int ams369fg06_power_off(struct a msleep(pd->power_off_delay); - pd->power_on(lcd->ld, 0); + if (pd->power_on) + pd->power_on(lcd->ld, 0); return 0; } _ Patches currently in -mm which might be from jg1.han@xxxxxxxxxxx are origin.patch linux-next.patch drivers-video-backlight-ams369fg06c-convert-ams369fg06-to-dev_pm_ops.patch backlight-ams369fg06-make-power_on-call-optional.patch rtc-rtc-palmas-use-devm_request_threaded_irq.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html