diff options
| author | Anthony Koo <Anthony.Koo@amd.com> | 2019-01-25 11:50:31 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-02-06 13:30:21 -0500 |
| commit | de00d253bc85978c1a7d3be888d675488d18a5dd (patch) | |
| tree | 9ac6daf2fdf8b9865f002a099bf3e051753b51cb /drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | |
| parent | 00fbeb4e2f9eda0ebd57eefdcf25e41958f98fa5 (diff) | |
drm/amd/display: link_rate_set should index into table
[Why]
Current implementation that maps link_rate_set value to
actual link rate is incorrect.
[How]
Fix this implementation, such that link_rate_set indexes into
the supported_link_rate table.
Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Acked-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 5ee36d6e0512..09d301216076 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -2540,7 +2540,6 @@ void detect_edp_sink_caps(struct dc_link *link) uint32_t entry; uint32_t link_rate_in_khz; enum dc_link_rate link_rate = LINK_RATE_UNKNOWN; - uint8_t link_rate_set = 0; retrieve_link_cap(link); @@ -2560,39 +2559,7 @@ void detect_edp_sink_caps(struct dc_link *link) link_rate = linkRateInKHzToLinkRateMultiplier(link_rate_in_khz); if (link->reported_link_cap.link_rate < link_rate) { link->reported_link_cap.link_rate = link_rate; - - switch (link_rate) { - case LINK_RATE_LOW: - link_rate_set = 1; - break; - case LINK_RATE_RATE_2: - link_rate_set = 2; - break; - case LINK_RATE_RATE_3: - link_rate_set = 3; - break; - case LINK_RATE_HIGH: - link_rate_set = 4; - break; - case LINK_RATE_RBR2: - link_rate_set = 5; - break; - case LINK_RATE_RATE_6: - link_rate_set = 6; - break; - case LINK_RATE_HIGH2: - link_rate_set = 7; - break; - case LINK_RATE_HIGH3: - link_rate_set = 8; - break; - default: - link_rate_set = 0; - break; - } - - if (link->dpcd_caps.link_rate_set < link_rate_set) - link->dpcd_caps.link_rate_set = link_rate_set; + link->dpcd_caps.link_rate_set = entry; } } } |