superrob1500
/
mirror-linux
mirror of https://github.com/torvalds/linux
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: Deep copy dml2_context when copying dc_state 

[WHY&HOW]
dml2_context should be deep copied from src to dst dc_state.

Reviewed-by: George Shen <george.shen@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
pull/477/merge
Dillon Varone 2023-12-13 16:39:22 -05:00 committed by Alex Deucher
parent 760ed918fb
commit 08daec77fd
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/display/dc/core/dc_state.c
View File

@ -212,10 +212,14 @@ struct dc_state *dc_state_create(struct dc *dc)
void dc_state_copy(struct dc_state *dst_state, struct dc_state *src_state)
{
struct kref refcount = dst_state->refcount;
#ifdef CONFIG_DRM_AMD_DC_FP
struct dml2_context *dst_dml2 = dst_state->bw_ctx.dml2;
#endif
dc_state_copy_internal(dst_state, src_state);
#ifdef CONFIG_DRM_AMD_DC_FP
dst_state->bw_ctx.dml2 = dst_dml2;
if (src_state->bw_ctx.dml2)
dml2_copy(dst_state->bw_ctx.dml2, src_state->bw_ctx.dml2);
#endif