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authorAlex Deucher <alexander.deucher@amd.com>2017-03-16 04:11:46 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-20 12:04:55 +0300
commitfec8348008b5b7ab934b1553e34dfff37a03ade2 (patch)
treeeb15bccd9c1c71126d3eba9d2f70bfa45ae2ee5c /drivers/gpu
parent6a51e93b2fe340708110899605fa36877db4c29c (diff)
downloadlinux-fec8348008b5b7ab934b1553e34dfff37a03ade2.tar.xz
drm/radeon: reinstate oland workaround for sclk
[ Upstream commit 66822d815ae61ecb2d9dba9031517e8a8476969d ] Higher sclks seem to be unstable on some boards. bug: https://bugs.freedesktop.org/show_bug.cgi?id=100222 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>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/si_dpm.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index c42430bd3ac2..d9007cc37be1 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -3030,9 +3030,13 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
max_mclk = 80000;
}
} else if (rdev->family == CHIP_OLAND) {
- if ((rdev->pdev->device == 0x6604) &&
- (rdev->pdev->subsystem_vendor == 0x1028) &&
- (rdev->pdev->subsystem_device == 0x066F)) {
+ if ((rdev->pdev->revision == 0xC7) ||
+ (rdev->pdev->revision == 0x80) ||
+ (rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->revision == 0x87) ||
+ (rdev->pdev->device == 0x6604) ||
+ (rdev->pdev->device == 0x6605)) {
max_sclk = 75000;
}
}