From: Dmytro Laktyushkin <Dmytro.Laktyushkin@xxxxxxx>
Currently pipe split may steal an existing ODM pipe depending on stream
sequence. This change prevents that from happening as easily.
Change-Id: I2e604894aaef2c782284fcc12d4e9a7381cf6eab
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@xxxxxxx>
Reviewed-by: Gary Kattan <Gary.Kattan@xxxxxxx>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index f57c686398fe..af0e0d1be147 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -2201,7 +2201,8 @@ static struct pipe_ctx *dcn20_find_secondary_pipe(struct dc *dc,
*/
if (secondary_pipe == NULL) {
for (j = dc->res_pool->pipe_count - 1; j >= 0; j--) {
- if (dc->current_state->res_ctx.pipe_ctx[j].top_pipe == NULL) {
+ if (dc->current_state->res_ctx.pipe_ctx[j].top_pipe == NULL
+ && dc->current_state->res_ctx.pipe_ctx[j].prev_odm_pipe == NULL) {
preferred_pipe_idx = j;
if (res_ctx->pipe_ctx[preferred_pipe_idx].stream == NULL) {
--
2.17.1
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