File 0529-drm-radeon-si-add-dpm-quirk-for-Oland.patch of Package drm.openSUSE_Leap_42.3_Update
From da626b13ce329cb2629897251226ca8be54ab919 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 14 Mar 2017 14:42:03 -0400
Subject: [PATCH] drm/radeon/si: add dpm quirk for Oland
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[ Upstream commit 0f424de1fd9bc4ab24bd1fe5430ab5618e803e31 ]
OLAND 0x1002:0x6604 0x1028:0x066F 0x00 seems to have problems
with higher sclks.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/radeon/si_dpm.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -3029,6 +3029,12 @@ static void si_apply_state_adjust_rules(
max_sclk = 75000;
max_mclk = 80000;
}
+ } else if (rdev->family == CHIP_OLAND) {
+ if ((rdev->pdev->device == 0x6604) &&
+ (rdev->pdev->subsystem_vendor == 0x1028) &&
+ (rdev->pdev->subsystem_device == 0x066F)) {
+ max_sclk = 75000;
+ }
}
/* Apply dpm quirks */
while (p && p->chip_device != 0) {