diff options
| author | decce6 <decce6@proton.me> | 2026-02-10 07:24:01 +0000 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 07:20:08 -0500 |
| commit | 986fee4b7458044bfbe5714532e84d1cbaa4cb36 (patch) | |
| tree | c30e931daeec2c57c95e0b4650de392b55d020e0 | |
| parent | 325fa402c09af21fb86052fe1628479d33b267ca (diff) | |
drm/amdgpu: Add HAINAN clock adjustment
[ Upstream commit 49fe2c57bdc0acff9d2551ae337270b6fd8119d9 ]
This patch limits the clock speeds of the AMD Radeon R5 M420 GPU from
850/1000MHz (core/memory) to 800/950 MHz, making it work stably. This
patch is for amdgpu.
Signed-off-by: decce6 <decce6@proton.me>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/si_dpm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c index ece892b16d9a..47d18f129cac 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c +++ b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c @@ -3426,6 +3426,11 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev, max_sclk = 60000; max_mclk = 80000; } + if ((adev->pdev->device == 0x666f) && + (adev->pdev->revision == 0x00)) { + max_sclk = 80000; + max_mclk = 95000; + } } else if (adev->asic_type == CHIP_OLAND) { if ((adev->pdev->revision == 0xC7) || (adev->pdev->revision == 0x80) || |