lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 10 Aug 2021 10:15:03 -0400 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Bing Guo <bing.guo@....com>, Martin Leung <martin.leung@....com>, Aurabindo Pillai <aurabindo.pillai@....com>, Alex Deucher <alexander.deucher@....com>, Sasha Levin <sashal@...nel.org>, amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org Subject: [PATCH AUTOSEL 5.13 22/24] drm/amd/display: Fix Dynamic bpp issue with 8K30 with Navi 1X From: Bing Guo <bing.guo@....com> [ Upstream commit 06050a0f01dbac2ca33145ef19a72041206ea983 ] Why: In DCN2x, HW doesn't automatically divide MASTER_UPDATE_LOCK_DB_X by the number of pipes ODM Combined. How: Set MASTER_UPDATE_LOCK_DB_X to the value that is adjusted by the number of pipes ODM Combined. Reviewed-by: Martin Leung <martin.leung@....com> Acked-by: Aurabindo Pillai <aurabindo.pillai@....com> Signed-off-by: Bing Guo <bing.guo@....com> Signed-off-by: Alex Deucher <alexander.deucher@....com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c index 3139d90017ee..23f830986f78 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c @@ -464,7 +464,7 @@ void optc2_lock_doublebuffer_enable(struct timing_generator *optc) REG_UPDATE_2(OTG_GLOBAL_CONTROL1, MASTER_UPDATE_LOCK_DB_X, - h_blank_start - 200 - 1, + (h_blank_start - 200 - 1) / optc1->opp_count, MASTER_UPDATE_LOCK_DB_Y, v_blank_start - 1); } -- 2.30.2
Powered by blists - more mailing lists