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authorNikola Cornij <nikola.cornij@amd.com>2019-04-30 17:54:31 -0400
committerAlex Deucher <alexander.deucher@amd.com>2019-06-22 09:34:12 -0500
commitb5d71c93963deb53ebd0f8e762d290f0cee2ff32 (patch)
tree8378ce95cd469bda83b57ccc021458f5bd6e0835 /drivers/gpu/drm/amd/display
parent324707fdf83a5c25a99b2ac2500f530d530c89d2 (diff)
downloadlinux-b5d71c93963deb53ebd0f8e762d290f0cee2ff32.tar.bz2
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 <nikola.cornij@amd.com> Reviewed-by: Nevenko Stupar <Nevenko.Stupar@amd.com> Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c3
1 files changed, 3 insertions, 0 deletions
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)