--- /dev/null
+From 86650ee2241ff84207eaa298ab318533f3c21a38 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Mon, 25 Sep 2023 10:44:06 -0400
+Subject: drm/radeon: apply state adjust rules to some additional HAINAN vairants
+
+From: Alex Deucher <alexander.deucher@amd.com>
+
+commit 86650ee2241ff84207eaa298ab318533f3c21a38 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 87327658c848f56eac166cb382b57b83bf06c5ac)
+Cc: stable@vger.kernel.org
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/gpu/drm/radeon/si_dpm.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+--- a/drivers/gpu/drm/radeon/si_dpm.c
++++ b/drivers/gpu/drm/radeon/si_dpm.c
+@@ -2962,9 +2962,11 @@ static void si_apply_state_adjust_rules(
+ if (rdev->family == CHIP_HAINAN) {
+ if ((rdev->pdev->revision == 0x81) ||
+ (rdev->pdev->revision == 0xC3) ||
++ (rdev->pdev->device == 0x6660) ||
+ (rdev->pdev->device == 0x6664) ||
+ (rdev->pdev->device == 0x6665) ||
+- (rdev->pdev->device == 0x6667)) {
++ (rdev->pdev->device == 0x6667) ||
++ (rdev->pdev->device == 0x666F)) {
+ max_sclk = 75000;
+ }
+ if ((rdev->pdev->revision == 0xC3) ||