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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0403-drm-amd-display-Only-apply-ctx-for-specific-surface.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/0403-drm-amd-display-Only-apply-ctx-for-specific-surface.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0403-drm-amd-display-Only-apply-ctx-for-specific-surface.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0403-drm-amd-display-Only-apply-ctx-for-specific-surface.patch
new file mode 100644
index 00000000..bafd26c6
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0403-drm-amd-display-Only-apply-ctx-for-specific-surface.patch
@@ -0,0 +1,49 @@
+From b842b68593321e3b3db8cc0e53ca7e16d60075c8 Mon Sep 17 00:00:00 2001
+From: Yongqiang Sun <yongqiang.sun@amd.com>
+Date: Wed, 3 May 2017 10:25:51 -0400
+Subject: [PATCH 0403/4131] drm/amd/display: Only apply ctx for specific
+ surface.
+
+Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Acked-by: Harry Wentland <Harry.Wentland@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 14 ++++++++------
+ 1 file changed, 8 insertions(+), 6 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+index fb4eb43..ece8c96 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+@@ -1689,19 +1689,21 @@ static void dcn10_apply_ctx_for_surface(
+ {
+ int i;
+
+- memcpy(context->res_ctx.mpc_tree,
+- dc->current_context->res_ctx.mpc_tree,
+- sizeof(struct mpc_tree_cfg) * dc->res_pool->pipe_count);
+-
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
+
+- if (!pipe_ctx->surface)
++ if (!pipe_ctx->surface || pipe_ctx->surface != surface)
+ continue;
+
++
+ /* looking for top pipe to program */
+- if (!pipe_ctx->top_pipe)
++ if (!pipe_ctx->top_pipe) {
++ memcpy(context->res_ctx.mpc_tree,
++ dc->current_context->res_ctx.mpc_tree,
++ sizeof(struct mpc_tree_cfg) * dc->res_pool->pipe_count);
++
+ program_all_pipe_in_tree(dc, pipe_ctx, context);
++ }
+ }
+
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+--
+2.7.4
+