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-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 5720b6e5d321..01530e686f43 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1642,6 +1642,17 @@ void dcn20_program_front_end_for_ctx(
struct dce_hwseq *hws = dc->hwseq;
DC_LOGGER_INIT(dc->ctx->logger);
+ /* Carry over GSL groups in case the context is changing. */
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
+ struct pipe_ctx *old_pipe_ctx =
+ &dc->current_state->res_ctx.pipe_ctx[i];
+
+ if (pipe_ctx->stream == old_pipe_ctx->stream)
+ pipe_ctx->stream_res.gsl_group =
+ old_pipe_ctx->stream_res.gsl_group;
+ }
+
if (dc->hwss.program_triplebuffer != NULL && dc->debug.enable_tri_buf) {
for (i = 0; i < dc->res_pool->pipe_count; i++) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];