diff options
author | Tomeu Vizoso <tomeu.vizoso@collabora.com> | 2017-03-03 14:39:35 +0100 |
---|---|---|
committer | Sean Paul <seanpaul@chromium.org> | 2017-03-06 12:14:27 -0500 |
commit | 737d6e339f50dcdbd5a8444d04dede2f0d305361 (patch) | |
tree | 5432fabf4d8506b2903db17f2bfb3cdbcea877ea /drivers/gpu/drm/bridge | |
parent | 79c1da7c3bf74be9b1dae9450ef79f32dd22def6 (diff) | |
download | linux-next-737d6e339f50dcdbd5a8444d04dede2f0d305361.tar.gz |
drm/bridge: analogix_dp: add helpers for capture of frame CRCs
Add two simple functions that just take the drm_dp_aux from our struct
and calls the corresponding DP helpers with it.
v6: Pass to the DP helper the drm_crtc of the current connector (Sean Paul)
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170303133936.14964-4-tomeu.vizoso@collabora.com
Diffstat (limited to 'drivers/gpu/drm/bridge')
-rw-r--r-- | drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index e7cd1056ff2d..c26997afd3cf 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -1488,6 +1488,28 @@ int analogix_dp_resume(struct device *dev) EXPORT_SYMBOL_GPL(analogix_dp_resume); #endif +int analogix_dp_start_crc(struct drm_connector *connector) +{ + struct analogix_dp_device *dp = to_dp(connector); + + if (!connector->state->crtc) { + DRM_ERROR("Connector %s doesn't currently have a CRTC.\n", + connector->name); + return -EINVAL; + } + + return drm_dp_start_crc(&dp->aux, connector->state->crtc); +} +EXPORT_SYMBOL_GPL(analogix_dp_start_crc); + +int analogix_dp_stop_crc(struct drm_connector *connector) +{ + struct analogix_dp_device *dp = to_dp(connector); + + return drm_dp_stop_crc(&dp->aux); +} +EXPORT_SYMBOL_GPL(analogix_dp_stop_crc); + MODULE_AUTHOR("Jingoo Han <jg1.han@samsung.com>"); MODULE_DESCRIPTION("Analogix DP Core Driver"); MODULE_LICENSE("GPL v2"); |