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drm/amd/display: Clear sticky vsc sdp error bit

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[Why]
Need to clear sticky error bits generated during hpd irq from receiver.

[How]
Clear sticky vsc sdp error bit.

Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Wyatt Wood 2020-11-04 19:44:31 -05:00 committed by Alex Deucher
parent 014427adc5
commit 63c954a1ff
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
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@ -2570,7 +2570,8 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link)
psr_sink_psr_status.raw = dpcdbuf[2];
if (psr_error_status.bits.LINK_CRC_ERROR ||
psr_error_status.bits.RFB_STORAGE_ERROR) {
psr_error_status.bits.RFB_STORAGE_ERROR ||
psr_error_status.bits.VSC_SDP_ERROR) {
/* Acknowledge and clear error bits */
dm_helpers_dp_write_dpcd(
link->ctx,