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Subject[PATCH 5.4 47/50] Revert "drm/amd/display: setting the DIG_MODE to the correct value."
Date
From: Zhan Liu <Zhan.Liu@amd.com>

commit b73b7f48895a6a944a76a2d8cdd7feee72bb1f0b upstream.

This reverts commit 967a3b85bac91c55eff740e61bf270c2732f48b2.

Reason for revert: Root cause of this issue is found. The workaround is not needed anymore.

Signed-off-by: Zhan Liu <zhan.liu@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 9 ---------
1 file changed, 9 deletions(-)

--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -2768,15 +2768,6 @@ void core_link_enable_stream(
CONTROLLER_DP_TEST_PATTERN_VIDEOMODE,
COLOR_DEPTH_UNDEFINED);

- /* This second call is needed to reconfigure the DIG
- * as a workaround for the incorrect value being applied
- * from transmitter control.
- */
- if (!dc_is_virtual_signal(pipe_ctx->stream->signal))
- stream->link->link_enc->funcs->setup(
- stream->link->link_enc,
- pipe_ctx->stream->signal);
-
#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT
if (pipe_ctx->stream->timing.flags.DSC) {
if (dc_is_dp_signal(pipe_ctx->stream->signal) ||

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