diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2907-drm-amd-display-Program-cursor-regs-after-context-sw.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2907-drm-amd-display-Program-cursor-regs-after-context-sw.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2907-drm-amd-display-Program-cursor-regs-after-context-sw.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2907-drm-amd-display-Program-cursor-regs-after-context-sw.patch new file mode 100644 index 00000000..dad09c50 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2907-drm-amd-display-Program-cursor-regs-after-context-sw.patch @@ -0,0 +1,51 @@ +From 586058f2549db835ed5ff5b31f7bc907331fdc97 Mon Sep 17 00:00:00 2001 +From: Yongqiang Sun <yongqiang.sun@amd.com> +Date: Tue, 21 Nov 2017 15:42:17 -0500 +Subject: [PATCH 2907/4131] drm/amd/display: Program cursor regs after context + swapped. + +Cursor is abnormal after pipe_ctx is changed in context. +Cause: cursor attributes is programmed right after front end +programming, but it use old pipe_ctx to program which is not +updated yet. +Solution: +Program cursor regs after context swapped. + +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> +--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 15 +-------------- + 1 file changed, 1 insertion(+), 14 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 e29111e..e9ecbcb 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 +@@ -1992,22 +1992,9 @@ static void dcn10_apply_ctx_for_surface( + } + } + +- if (num_planes > 0) { ++ if (num_planes > 0) + program_all_pipe_in_tree(dc, top_pipe_to_program, context); + +- /* TODO: this is a hack w/a for switching from mpo to pipe split */ +- if (stream->cursor_attributes.address.quad_part != 0) { +- struct dc_cursor_position position = { 0 }; +- +- dc_stream_set_cursor_position( +- (struct dc_stream_state *)stream, +- &position); +- dc_stream_set_cursor_attributes( +- (struct dc_stream_state *)stream, +- &stream->cursor_attributes); +- } +- } +- + tg->funcs->unlock(tg); + + if (num_planes == 0) +-- +2.7.4 + |