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author | Yasir Al Shekerchi <YasirAl.Shekerchi@amd.com> | 2018-05-04 16:53:03 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2018-06-15 12:20:26 -0500 |
commit | a27f1996778363adc5ca3a31f6306edd8fa54350 (patch) | |
tree | 450a829b65c4975a064986c29f00bcbfb28c9199 /drivers/gpu/drm/amd/display/dc/core/dc_link.c | |
parent | 43610a9be188ca67189363334833c5e815e5e86c (diff) | |
download | linux-a27f1996778363adc5ca3a31f6306edd8fa54350.tar.bz2 |
drm/amd/display: Added documentation for some DC interface functions
Signed-off-by: Yasir Al Shekerchi <YasirAl.Shekerchi@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_link.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index a9485c10fd77..08b7ee526f0f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -2433,6 +2433,22 @@ void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable) core_dc->hwss.set_avmute(pipe_ctx, enable); } +/** + ***************************************************************************** + * Function: dc_link_enable_hpd_filter + * + * @brief + * If enable is true, programs HPD filter on associated HPD line using + * delay_on_disconnect/delay_on_connect values dependent on + * link->connector_signal + * + * If enable is false, programs HPD filter on associated HPD line with no + * delays on connect or disconnect + * + * @param [in] link: pointer to the dc link + * @param [in] enable: boolean specifying whether to enable hbd + ***************************************************************************** + */ void dc_link_enable_hpd_filter(struct dc_link *link, bool enable) { struct gpio *hpd; |