diff options
| author | Roman Li <Roman.Li@amd.com> | 2018-01-23 19:12:27 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-03-08 00:27:54 +0300 |
| commit | 8378fc7e48f2f2b167b5eff9de2d4a76cc1d0ca9 (patch) | |
| tree | 6bd2a414fcf51590329c9d01fe74582816f9ccef /drivers/gpu | |
| parent | 39b485e4dddb9c801616cb6632ea2d4f646780a2 (diff) | |
| download | linux-8378fc7e48f2f2b167b5eff9de2d4a76cc1d0ca9.tar.xz | |
drm/amd/display: fix boot-up on vega10
Fixing null-deref on Vega10 due to regression after
'fix cursor related Pstate hang' change.
Added null checks in setting cursor position.
Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Eric Yang <eric.yang2@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index e7e3028fa5d5..dd1f206332ef 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -2950,22 +2950,27 @@ void dce110_set_cursor_position(struct pipe_ctx *pipe_ctx) if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state) pos_cpy.enable = false; - ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, ¶m); - mi->funcs->set_cursor_position(mi, &pos_cpy, ¶m); + if (ipp->funcs->ipp_cursor_set_position) + ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, ¶m); + if (mi->funcs->set_cursor_position) + mi->funcs->set_cursor_position(mi, &pos_cpy, ¶m); } void dce110_set_cursor_attribute(struct pipe_ctx *pipe_ctx) { struct dc_cursor_attributes *attributes = &pipe_ctx->stream->cursor_attributes; - pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes( + if (pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes) + pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes( pipe_ctx->plane_res.ipp, attributes); - pipe_ctx->plane_res.mi->funcs->set_cursor_attributes( - pipe_ctx->plane_res.mi, attributes); + if (pipe_ctx->plane_res.mi->funcs->set_cursor_attributes) + pipe_ctx->plane_res.mi->funcs->set_cursor_attributes( + pipe_ctx->plane_res.mi, attributes); - pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes( - pipe_ctx->plane_res.xfm, attributes); + if (pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes) + pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes( + pipe_ctx->plane_res.xfm, attributes); } static void ready_shared_resources(struct dc *dc, struct dc_state *context) {} |