From: Aric Cyr <aric....@amd.com>
[Why]
Sink OUI supported cap is not set so driver skips programming it.
[How]
Revert the change the skips OUI programming if the cap is not set
Signed-off-by: Aric Cyr <aric....@amd.com>
Reviewed-by: Anthony Koo <anthony....@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pil...@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 16 ----------------
1 file changed, 16 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 2bfa4e35c2cf..1032551f84fc 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
@@ -4339,22 +4339,6 @@ void dp_set_fec_enable(struct dc_link *link, bool enable)
void dpcd_set_source_specific_data(struct dc_link *link)
{
- uint8_t dspc = 0;
- enum dc_status ret;
-
- ret = core_link_read_dpcd(link, DP_DOWN_STREAM_PORT_COUNT, &dspc,
- sizeof(dspc));
-
- if (ret != DC_OK) {
- DC_LOG_ERROR("Error in DP aux read transaction,"
- " not writing source specific data\n");
- return;
- }
-
- /* Return if OUI unsupported */
- if (!(dspc & DP_OUI_SUPPORT))
- return;
-
if (!link->dc->vendor_signature.is_valid) {
struct dpcd_amd_signature amd_signature;
amd_signature.AMD_IEEE_TxSignature_byte1 = 0x0;
--
2.25.1
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