From: Martin Leung Date: Mon, 22 Feb 2021 18:46:43 +0000 (-0500) Subject: drm/amd/display: Fix typo when retrieving dppclk from UEFI config X-Git-Tag: v5.13-rc1~123^2~12^2~115 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b12f60ac4960a0d5ecf72f4661b39ba4647275c9;p=thirdparty%2Fkernel%2Flinux.git drm/amd/display: Fix typo when retrieving dppclk from UEFI config [why] In some boot configurations we need to retrieve the currently UEFI-set dppclk, but there was a typo in the calculation [how] Fix typo to make dpp_clk calculate off dpp_clk divider instead of disp_clk Tested-by: Daniel Wheeler Signed-off-by: Martin Leung Reviewed-by: Sung Lee Acked-by: Eryk Brol Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c index ec9dc265cde0c..372d53b5a34d4 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c @@ -361,7 +361,7 @@ void dcn2_read_clocks_from_hw_dentist(struct clk_mgr *clk_mgr_base) REG_GET(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_WDIVIDER, &dppclk_wdivider); disp_divider = dentist_get_divider_from_did(dispclk_wdivider); - dpp_divider = dentist_get_divider_from_did(dispclk_wdivider); + dpp_divider = dentist_get_divider_from_did(dppclk_wdivider); if (disp_divider && dpp_divider) { /* Calculate the current DFS clock, in kHz.*/