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@umangis.me --- 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 d12b8978142f..c2c129eef3c4 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2984,6 +2984,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, (rdev->pdev->device == 0x6667)) { max_sclk = 75000; } + } 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; }
if (rps->vce_active) {