openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amd/display: check for ipp before calling cursor operations 

Currently all cursor related functions are made to all
pipes that are attached to a particular stream.
This is not applicable to pipes that do not have cursor plane
initialised like underlay.
Hence this patch allows cursor related operations on a pipe
only if ipp in available on that particular pipe.

The check is added to set_cursor_position & set_cursor_attribute.

Signed-off-by: Shirish S <shirish.s@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Shirish S 2018-02-21 16:10:33 +05:30 committed by Alex Deucher
parent 219b3b22df
commit d6b6669762
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
View File

@ -197,7 +197,8 @@ bool dc_stream_set_cursor_attributes(
for (i = 0; i < MAX_PIPES; i++) {
struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
if (pipe_ctx->stream != stream || (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
if (pipe_ctx->stream != stream || (!pipe_ctx->plane_res.xfm &&
!pipe_ctx->plane_res.dpp) || !pipe_ctx->plane_res.ipp)
continue;
if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
continue;
@ -273,7 +274,8 @@ bool dc_stream_set_cursor_position(
if (pipe_ctx->stream != stream ||
(!pipe_ctx->plane_res.mi && !pipe_ctx->plane_res.hubp) ||
!pipe_ctx->plane_state ||
(!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
(!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp) ||
!pipe_ctx->plane_res.ipp)
continue;
if (pipe_ctx->plane_state->address.type