Unverified Commit 0076e85e authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!11766 drm/amd/display: Check denominator crb_pipes before used 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yongqiang Liu <liuyongqiang13@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/JPCE7CYKKAU3TFRGC66OXXH45D4WGW4T/ 
 
https://gitee.com/src-openeuler/kernel/issues/IARWUL 
 
Link:https://gitee.com/openeuler/kernel/pulls/11766

 

Reviewed-by: default avatarWeilong Chen <chenweilong@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents f8be47d4 274b9393

drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c

+1 −1
Original line number Diff line number Diff line
@@ -1751,7 +1751,7 @@ static int dcn315_populate_dml_pipes_from_context( 
				bool split_required = pipe->stream->timing.pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc)

						|| (pipe->plane_state && pipe->plane_state->src_rect.width > 5120);



				if (remaining_det_segs > MIN_RESERVED_DET_SEGS)

				if (remaining_det_segs > MIN_RESERVED_DET_SEGS && crb_pipes != 0)

					pipes[pipe_cnt].pipe.src.det_size_override += (remaining_det_segs - MIN_RESERVED_DET_SEGS) / crb_pipes +

							(crb_idx < (remaining_det_segs - MIN_RESERVED_DET_SEGS) % crb_pipes ? 1 : 0);

				if (pipes[pipe_cnt].pipe.src.det_size_override > 2 * DCN3_15_MAX_DET_SEGS) {