From: Iswara Nagulendran <iswara.nagulend...@amd.com>
[HOW&WHY]
Revert a previous commit by moving DSC programming
back to before link enablement.
Reviewed-by: Jayendran Ramani <jayendran.ram...@amd.com>
Acked-by: Pavle Kotarac <pavle.kota...@amd.com>
Signed-off-by: Iswara Nagulendran <iswara.nagulend...@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 13 +++++++++++++
.../drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 13 -------------
2 files changed, 13 insertions(+), 13 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 38fa63d43ad9..db45a6fdffca 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -4303,6 +4303,19 @@ void core_link_enable_stream(
if (pipe_ctx->stream->dpms_off)
return;
+ /* Have to setup DSC before DIG FE and BE are connected (which
happens before the
+ * link training). This is to make sure the bandwidth sent to
DIG BE won't be
+ * bigger than what the link and/or DIG BE can handle.
VBID[6]/CompressedStream_flag
+ * will be automatically set at a later time when the video is
enabled
+ * (DP_VID_STREAM_EN = 1).
+ */
+ if (pipe_ctx->stream->timing.flags.DSC) {
+ if (dc_is_dp_signal(pipe_ctx->stream->signal) ||
+ dc_is_virtual_signal(pipe_ctx->stream->signal))
+ dp_set_dsc_enable(pipe_ctx, true);
+
+ }
+
status = enable_link(state, pipe_ctx);
if (status != DC_OK) {
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index fe346e96c2d1..801206aed63a 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1577,19 +1577,6 @@ static enum dc_status apply_single_controller_ctx_to_hw(
if (dc_is_dp_signal(pipe_ctx->stream->signal))
dp_source_sequence_trace(link,
DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG);
- /* Have to setup DSC before DIG FE and BE are connected (which happens
before the
- * link training). This is to make sure the bandwidth sent to DIG BE
won't be
- * bigger than what the link and/or DIG BE can handle.
VBID[6]/CompressedStream_flag
- * will be automatically set at a later time when the video is enabled
- * (DP_VID_STREAM_EN = 1).
- */
- if (pipe_ctx->stream->timing.flags.DSC) {
- if (dc_is_dp_signal(pipe_ctx->stream->signal) ||
- dc_is_virtual_signal(pipe_ctx->stream->signal))
- dp_set_dsc_enable(pipe_ctx, true);
-
- }
-
if (!stream->dpms_off) {
if (dc->hwss.update_phy_state)
dc->hwss.update_phy_state(context, pipe_ctx,
TX_ON_SYMCLK_ON);
--
2.34.1
