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authorIlya Bakoulin <Ilya.Bakoulin@amd.com>2025-06-18 13:07:14 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 18:41:14 +0200
commit9f415be78f32e2820eb9c6b1ce60cde6b0b1cc87 (patch)
tree54aa1bf808aa14faa4e3442755d25c31b558cced
parent44d06482107bdf02152c3c8d64b9d07d3d952707 (diff)
drm/amd/display: Separate set_gsl from set_gsl_source_select
[ Upstream commit 660a467a5e7366cd6642de61f1aaeaf0d253ee68 ] [Why/How] Separate the checks for set_gsl and set_gsl_source_select, since source_select may not be implemented/necessary. Reviewed-by: Nevenko Stupar <nevenko.stupar@amd.com> Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com> Signed-off-by: Ray Wu <ray.wu@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
index c277df12c817..a93282d6e5a4 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
@@ -283,14 +283,13 @@ void dcn20_setup_gsl_group_as_lock(
}
/* at this point we want to program whether it's to enable or disable */
- if (pipe_ctx->stream_res.tg->funcs->set_gsl != NULL &&
- pipe_ctx->stream_res.tg->funcs->set_gsl_source_select != NULL) {
+ if (pipe_ctx->stream_res.tg->funcs->set_gsl != NULL) {
pipe_ctx->stream_res.tg->funcs->set_gsl(
pipe_ctx->stream_res.tg,
&gsl);
-
- pipe_ctx->stream_res.tg->funcs->set_gsl_source_select(
- pipe_ctx->stream_res.tg, group_idx, enable ? 4 : 0);
+ if (pipe_ctx->stream_res.tg->funcs->set_gsl_source_select != NULL)
+ pipe_ctx->stream_res.tg->funcs->set_gsl_source_select(
+ pipe_ctx->stream_res.tg, group_idx, enable ? 4 : 0);
} else
BREAK_TO_DEBUGGER();
}