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-rw-r--r--SOURCES/dcn32-dcn301-dcn321-mpo-reverts.patch105
1 files changed, 105 insertions, 0 deletions
diff --git a/SOURCES/dcn32-dcn301-dcn321-mpo-reverts.patch b/SOURCES/dcn32-dcn301-dcn321-mpo-reverts.patch
new file mode 100644
index 0000000..0899cdb
--- /dev/null
+++ b/SOURCES/dcn32-dcn301-dcn321-mpo-reverts.patch
@@ -0,0 +1,105 @@
+From abfb30be0bebf7a56e38fabe6ed8affcb2cbabf4 Mon Sep 17 00:00:00 2001
+From: Matthew Schwartz <mattschwartz@gwu.edu>
+Date: Thu, 1 Aug 2024 19:05:58 -0700
+Subject: [PATCH 0/2] drm/amd/display: Collection of DCN reverts for Vangogh/7900XTX
+
+Seems like the entire MPO/MPC pipeline is borked in gamescope-session,
+causing artifacts when the pipeline splits for overlay planes
+
+For now, let's just revert these ourselves while AMD investigates.
+
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠔⢠⣄⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡠⠄⠂⠉⢀⣀⠀⠀⠉⡀
+⠀⠀⠀⠀⠀⠀⢀⠀⠤⠀⠒⠀⠉⠀⠀⠀⠀⠀⡻⠋⢱⠀⠀⠇
+⠀⠀⡀⢀⠔⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠒⠁⢀⠞⠀
+⢸⠁⠀⡎⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠄⠀⠀⢀⠴⠃⠀⠀
+⠈⠑⠦⠀⠀⠀⠀⠀⠤⢀⠀⠀⠀⠀⡠⠂⠀⢀⠖⠁⠀⠀⠀⠀
+⢀⠤⠒⠈⠉⠉⠀⠒⠂⠠⠌⠢⣀⣰⠀⠀⠀⡊⠀⢀⣀⡀⠀⠀
+⠣⡀⠀⢀⡀⠀⠀⠀⠀⠀⠀⢀⣸⠝⣤⡀⠀⠀⠉⠀⠈⣧⠒⣢
+⠀⠈⠒⠤⠬⣉⣀⠀⠀⠀⠉⢀⣙⠛⠾⡀⠉⠐⠒⠀⠐⠛⠂⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠉⠑⠢⢌⣀⠉⠐⠚⠀⠀⠀⠀⠀⠀⠀⠀
+
+
+Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3441
+Signed-off-by: Matthew Schwartz <mattschwartz@gwu.edu>
+
+Matthew Schwartz (2):
+ Revert "drm/amd/display: Set MPC_SPLIT_DYNAMIC for DCN301"
+ Revert "drm/amd/display: reenable windowed mpo odm support on dcn32
+ and dcn321"
+
+ .../gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c | 2 +-
+ drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c | 1 -
+ .../gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c | 2 +-
+ 3 files changed, 2 insertions(+), 3 deletions(-)
+
+--
+2.45.2
+
+From 113462faa9fb383df2c11638f1c90656a054b2c8 Mon Sep 17 00:00:00 2001
+From: Matthew Schwartz <mattschwartz@gwu.edu>
+Date: Thu, 1 Aug 2024 19:03:53 -0700
+Subject: [PATCH 1/2] Revert "drm/amd/display: Set MPC_SPLIT_DYNAMIC for
+ DCN301"
+
+This reverts commit 75b204ee6cac4595cc663daf59b40162bbf411fb.
+---
+ .../gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c
+index 7d04739c3ba1..a6193d4d00fa 100644
+--- a/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c
+@@ -689,7 +689,7 @@ static const struct dc_debug_options debug_defaults_drv = {
+ .disable_clock_gate = true,
+ .disable_pplib_clock_request = true,
+ .disable_pplib_wm_range = true,
+- .pipe_split_policy = MPC_SPLIT_DYNAMIC,
++ .pipe_split_policy = MPC_SPLIT_AVOID,
+ .force_single_disp_pipe_split = false,
+ .disable_dcc = DCC_ENABLE,
+ .vsr_support = true,
+--
+2.45.2
+
+From abfb30be0bebf7a56e38fabe6ed8affcb2cbabf4 Mon Sep 17 00:00:00 2001
+From: Matthew Schwartz <mattschwartz@gwu.edu>
+Date: Thu, 1 Aug 2024 19:04:26 -0700
+Subject: [PATCH 2/2] Revert "drm/amd/display: reenable windowed mpo odm
+ support on dcn32 and dcn321"
+
+This reverts commit 34241dc665cf21bc628f1fea2249adb10010dfc0.
+---
+ drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c | 1 -
+ .../gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c | 2 +-
+ 2 files changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
+index 969658313fd6..934e5a3ac6bc 100644
+--- a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
+@@ -2219,7 +2219,6 @@ static bool dcn32_resource_construct(
+ dc->config.use_pipe_ctx_sync_logic = true;
+
+ dc->config.dc_mode_clk_limit_support = true;
+- dc->config.enable_windowed_mpo_odm = true;
+ /* read VBIOS LTTPR caps */
+ {
+ if (ctx->dc_bios->funcs->get_lttpr_caps) {
+diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
+index 9a3cc0514a36..adde6c7b09f6 100644
+--- a/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
+@@ -1779,7 +1779,7 @@ static bool dcn321_resource_construct(
+ dc->caps.color.mpc.ocsc = 1;
+
+ dc->config.dc_mode_clk_limit_support = true;
+- dc->config.enable_windowed_mpo_odm = true;
++ dc->config.enable_windowed_mpo_odm = false;
+ /* read VBIOS LTTPR caps */
+ {
+ if (ctx->dc_bios->funcs->get_lttpr_caps) {
+--
+2.45.2
+