Commit 3a69adfe5617 ("drm/radeon: drop oland quirks") removed
quirks for Oland but also caused a regression where M270 GPUs
would go into a lock-up when OpenGL intensive applications were used.
This reverts the change only for the M270 and fixes the lock-ups.
Signed-off-by: Umang Raghuvanshi <u@xxxxxxxxxx>
---
drivers/gpu/drm/radeon/si_dpm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 2944916f7102..e6f1da41f886 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -3008,6 +3008,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
(rdev->pdev->device == 0x6817) ||
(rdev->pdev->device == 0x6806))
max_mclk = 120000;
+ } else if (rdev->family == CHIP_OLAND && rdev->pdev->device == 0x6604 &&
+ rdev->pdev->revision == 0) {
+ // Fix max_sclk and max_mclk for the Radeon R7 M270
+ max_sclk = 75000;
+ max_mclk = 80000;
} else if (rdev->family == CHIP_HAINAN) {
if ((rdev->pdev->revision == 0x81) ||
(rdev->pdev->revision == 0x83) ||
--
2.12.0
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