This is a note to let you know that I've just added the patch titled
drm/radeon/si: add dpm quirk for Oland
to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: drm-radeon-si-add-dpm-quirk-for-oland.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@vger.kernel.org know about it.
From foo@baz Mon Dec 18 14:47:43 CET 2017
From: Alex Deucher alexander.deucher@amd.com Date: Tue, 14 Mar 2017 14:42:03 -0400 Subject: drm/radeon/si: add dpm quirk for Oland
From: Alex Deucher alexander.deucher@amd.com
[ Upstream commit 0f424de1fd9bc4ab24bd1fe5430ab5618e803e31 ]
OLAND 0x1002:0x6604 0x1028:0x066F 0x00 seems to have problems with higher sclks.
Acked-by: Christian König christian.koenig@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/radeon/si_dpm.c | 6 ++++++ 1 file changed, 6 insertions(+)
--- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3029,6 +3029,12 @@ static void si_apply_state_adjust_rules( max_sclk = 75000; max_mclk = 80000; } + } else if (rdev->family == CHIP_OLAND) { + if ((rdev->pdev->device == 0x6604) && + (rdev->pdev->subsystem_vendor == 0x1028) && + (rdev->pdev->subsystem_device == 0x066F)) { + max_sclk = 75000; + } } /* Apply dpm quirks */ while (p && p->chip_device != 0) {
Patches currently in stable-queue which might be from alexander.deucher@amd.com are
queue-4.4/drm-radeon-reinstate-oland-workaround-for-sclk.patch queue-4.4/drm-radeon-si-add-dpm-quirk-for-oland.patch