From b5d71c93963deb53ebd0f8e762d290f0cee2ff32 Mon Sep 17 00:00:00 2001 From: Nikola Cornij Date: Tue, 30 Apr 2019 17:54:31 -0400 Subject: [PATCH] drm/amd/display: Disable DSC power gating in Diags [why] With DSC power gating enabled, one of the register reads times out occasionally, causing a DSC test to fail. [how] Disable DSC power gating in Diags. NOTE: This has to be reverted once the problems with DSC power gating are resolved. Signed-off-by: Nikola Cornij Reviewed-by: Nevenko Stupar Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 3 +++ 1 file changed, 3 insertions(+) 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 e7a8a13a9d33..ac65794c7fa6 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -723,6 +723,9 @@ static const struct dc_debug_options debug_defaults_diags = { .disable_pplib_wm_range = true, .disable_stutter = true, .scl_reset_length10 = true, +#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT + .disable_dsc_power_gate = true, +#endif }; void dcn20_dpp_destroy(struct dpp **dpp) -- 2.45.2