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authorSung Lee <sung.lee@amd.com>2020-10-05 12:14:31 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-10-26 13:29:51 -0400
commite5df916b8581a7c3118ab3632d05739ebfd938c4 (patch)
tree84eb3ead95377630ca5af3a3f9f831df77a9c98b /drivers/gpu
parentaaa0aed17e045816d21de2af258cdfd0af6f6ebd (diff)
drm/amd/display: DCN2.1 Disable 48MHz Powerdown Debug Option
[WHY & HOW] Currently disable 48mhz debug option only disables on boot. Need to put option check in update_clocks as well to make it affect more areas. Signed-off-by: Sung Lee <sung.lee@amd.com> Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index 2f8fee05547a..c42d2f4e81e8 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -124,7 +124,7 @@ void rn_update_clocks(struct clk_mgr *clk_mgr_base,
* if it is safe to lower, but we are already in the lower state, we don't have to do anything
* also if safe to lower is false, we just go in the higher state
*/
- if (safe_to_lower) {
+ if (safe_to_lower && !dc->debug.disable_48mhz_pwrdwn) {
/* check that we're not already in lower */
if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_LOW_POWER) {