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drm/panel: simple: Update backlight state property

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Some backlight drivers ignore the power property and instead only use
the state property. Fixup the panel driver to set the state property in
addition to the power property.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding
2016-06-17 19:11:53 +02:00
parent dc982832bf
commit e4aa34289e
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/panel/panel-simple.c
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@@ -168,6 +168,7 @@ static int panel_simple_disable(struct drm_panel *panel)
if (p->backlight) {
p->backlight->props.power = FB_BLANK_POWERDOWN;
p->backlight->props.state |= BL_CORE_FBBLANK;
backlight_update_status(p->backlight);
}
@@ -235,6 +236,7 @@ static int panel_simple_enable(struct drm_panel *panel)
msleep(p->desc->delay.enable);
if (p->backlight) {
p->backlight->props.state &= ~BL_CORE_FBBLANK;
p->backlight->props.power = FB_BLANK_UNBLANK;
backlight_update_status(p->backlight);
}