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drm/bridge: analogix_dp: Add analogix_dp_psr_supported

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So users know whether PSR should be enabled or not.

Cc: Yakir Yang <ykk@rock-chips.com>

Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1474639600-30090-1-git-send-email-tomeu.vizoso@collabora.com
This commit is contained in:
Tomeu Vizoso 2016-09-23 16:06:39 +02:00 committed by Daniel Vetter
parent 7406489390
commit 561b069008
2 changed files with 9 additions and 0 deletions
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8
drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
View file

@ -98,6 +98,14 @@ static int analogix_dp_detect_hpd(struct analogix_dp_device *dp)
return 0; return 0;
} }
int analogix_dp_psr_supported(struct device *dev)
{
struct analogix_dp_device *dp = dev_get_drvdata(dev);
return dp->psr_support;
}
EXPORT_SYMBOL_GPL(analogix_dp_psr_supported);
int analogix_dp_enable_psr(struct device *dev) int analogix_dp_enable_psr(struct device *dev)
{ {
struct analogix_dp_device *dp = dev_get_drvdata(dev); struct analogix_dp_device *dp = dev_get_drvdata(dev);

1
include/drm/bridge/analogix_dp.h
View file

@ -38,6 +38,7 @@ struct analogix_dp_plat_data {
struct drm_connector *); struct drm_connector *);
}; };
int analogix_dp_psr_supported(struct device *dev);
int analogix_dp_enable_psr(struct device *dev); int analogix_dp_enable_psr(struct device *dev);
int analogix_dp_disable_psr(struct device *dev); int analogix_dp_disable_psr(struct device *dev);