[PATCH 6.18 091/212] drm/amdgpu: apply state adjust rules to some additional HAINAN vairants

Greg Kroah-Hartman
2026-03-23T14:05:30Z

From: Alex Deucher <alexander.deucher@amd.com>

commit 9787f7da186ee8143b7b6d914cfa0b6e7fee2648 upstream.

They need a similar workaround.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/1839
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 0de31d92a173d3d94f28051b0b80a6c98913aed4)
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -3459,9 +3459,11 @@ static void si_apply_state_adjust_rules(
if (adev->asic_type == CHIP_HAINAN) {
if ((adev->pdev->revision == 0x81) ||
(adev->pdev->revision == 0xC3) ||
+ (adev->pdev->device == 0x6660) ||
(adev->pdev->device == 0x6664) ||
(adev->pdev->device == 0x6665) ||
- (adev->pdev->device == 0x6667)) {
+ (adev->pdev->device == 0x6667) ||
+ (adev->pdev->device == 0x666F)) {
max_sclk = 75000;
}
if ((adev->pdev->revision == 0xC3) ||