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-rw-r--r--drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c
index d0148f10dfc0..cec68c5dba13 100644
--- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c
@@ -110,6 +110,11 @@ void enable_hpo_dp_link_output(struct dc_link *link,
enum clock_source_id clock_source,
const struct dc_link_settings *link_settings)
{
+ if (!link_res->hpo_dp_link_enc) {
+ DC_LOG_ERROR("%s: invalid hpo_dp_link_enc\n", __func__);
+ return;
+ }
+
if (link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating)
link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating(
link->dc->res_pool->dccg,