This is a note to let you know that I've just added the patch titled
Revert "drm/radeon/ci: disable mclk switching for high refresh rates (v2)"
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
revert-drm-radeon-ci-disable-mclk-switching-for-high-refresh-rates-v2.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From guillaume.bertholon@xxxxxx Tue Feb 1 18:50:20 2022
From: Guillaume Bertholon <guillaume.bertholon@xxxxxx>
Date: Tue, 1 Feb 2022 18:11:13 +0100
Subject: Revert "drm/radeon/ci: disable mclk switching for high refresh rates (v2)"
To: gregkh@xxxxxxxxxxxxxxxxxxx
Cc: stable@xxxxxxxxxxxxxxx, Guillaume Bertholon <guillaume.bertholon@xxxxxx>
Message-ID: <1643735473-14635-1-git-send-email-guillaume.bertholon@xxxxxx>
From: Guillaume Bertholon <guillaume.bertholon@xxxxxx>
This reverts commit 0157e2a8a71978c58a7d6cfb3616ab17d9726631.
The reverted commit was backported and applied twice on the stable branch:
- First as commit 15de2e4c90b7 ("drm/radeon/ci: disable mclk switching for
high refresh rates (v2)")
- Then as commit 0157e2a8a719 ("drm/radeon/ci: disable mclk switching for
high refresh rates (v2)")
Fixes: 0157e2a8a719 ("drm/radeon/ci: disable mclk switching for high refresh rates (v2)")
Signed-off-by: Guillaume Bertholon <guillaume.bertholon@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/ci_dpm.c | 6 ------
1 file changed, 6 deletions(-)
--- a/drivers/gpu/drm/radeon/ci_dpm.c
+++ b/drivers/gpu/drm/radeon/ci_dpm.c
@@ -782,12 +782,6 @@ bool ci_dpm_vblank_too_short(struct rade
if (r600_dpm_get_vrefresh(rdev) > 120)
return true;
- /* disable mclk switching if the refresh is >120Hz, even if the
- * blanking period would allow it
- */
- if (r600_dpm_get_vrefresh(rdev) > 120)
- return true;
-
if (vblank_time < switch_limit)
return true;
else
Patches currently in stable-queue which might be from guillaume.bertholon@xxxxxx are
queue-4.4/bluetooth-mgmt-fix-misplaced-bt_hs-check.patch
queue-4.4/revert-tc358743-fix-register-i2c_rd-wr-function-fix.patch
queue-4.4/kvm-x86-fix-misplaced-backport-of-work-around-leak-of-uninitialized-stack-contents.patch
queue-4.4/revert-drm-radeon-ci-disable-mclk-switching-for-high-refresh-rates-v2.patch
