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drm/panel-simple: Use ktime_get_boottime for delays 

ktime_get_boottime continues while the device is suspended. This change
ensures that the resume path will not be delayed if the power off delay
has already been met while the device is suspended

Signed-off-by: Drew Davenport <ddavenport@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20221117133655.3.Iebd9f79aba0a62015fd2383fe6986c2d6fe12cfd@changeid
This commit is contained in:
Drew Davenport 2022-11-17 13:38:46 -07:00 committed by Douglas Anderson
parent 62e43673ca
commit 7e682946db
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/panel/panel-simple.c
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@ -280,7 +280,7 @@ static void panel_simple_wait(ktime_t start_ktime, unsigned int min_ms)
return;
min_ktime = ktime_add(start_ktime, ms_to_ktime(min_ms));
now_ktime = ktime_get();
now_ktime = ktime_get_boottime();
if (ktime_before(now_ktime, min_ktime))
msleep(ktime_to_ms(ktime_sub(min_ktime, now_ktime)) + 1);
@ -307,7 +307,7 @@ static int panel_simple_suspend(struct device *dev)
gpiod_set_value_cansleep(p->enable_gpio, 0);
regulator_disable(p->supply);
p->unprepared_time = ktime_get();
p->unprepared_time = ktime_get_boottime();
kfree(p->edid);
p->edid = NULL;
@ -351,7 +351,7 @@ static int panel_simple_resume(struct device *dev)
if (p->desc->delay.prepare)
msleep(p->desc->delay.prepare);
p->prepared_time = ktime_get();
p->prepared_time = ktime_get_boottime();
return 0;
}