From: Austin Zheng Austin.Zheng@amd.com
Early return possible if context has no clk_mgr. This will lead to an invalid power profile being returned which looks identical to a profile with the lowest power level. Add back logic that populated the power profile and overwrite the value if needed.
Cc: stable@vger.kernel.org Fixes: fc8c959496fa ("drm/amd/display: Update Interface to Check UCLK DPM") Reviewed-by: Dillon Varone dillon.varone@amd.com Signed-off-by: Austin Zheng Austin.Zheng@amd.com Signed-off-by: Hamza Mahfooz hamza.mahfooz@amd.com --- drivers/gpu/drm/amd/display/dc/core/dc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 0c1875d35a95..1dd26d5df6b9 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -6100,11 +6100,11 @@ struct dc_power_profile dc_get_power_profile_for_dc_state(const struct dc_state { struct dc_power_profile profile = { 0 };
- if (!context || !context->clk_mgr || !context->clk_mgr->ctx || !context->clk_mgr->ctx->dc) + profile.power_level = !context->bw_ctx.bw.dcn.clk.p_state_change_support; + if (!context->clk_mgr || !context->clk_mgr->ctx || !context->clk_mgr->ctx->dc) return profile; struct dc *dc = context->clk_mgr->ctx->dc;
- if (dc->res_pool->funcs->get_power_profile) profile.power_level = dc->res_pool->funcs->get_power_profile(context); return profile;