From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 14 Mar 2017 23:24:19 +0000 (-0400)
Subject: drm/amdgpu/si: add dpm quirk for Oland
X-Git-Tag: C0P2-H0.0--20200415~9727
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=dea2f1e0c5e9a325ae997b920cdc50bcefae804b;p=linux.git

drm/amdgpu/si: add dpm quirk for Oland

commit 18a8de1bc37e97dff1c96ee6cf49adbd02a0f775 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
index b447a01ab21a..09e6a7320bb2 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
@@ -3506,6 +3506,12 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev,
 			max_sclk = 75000;
 			max_mclk = 80000;
 		}
+	} else if (adev->asic_type == CHIP_OLAND) {
+		if ((adev->pdev->device == 0x6604) &&
+		    (adev->pdev->subsystem_vendor == 0x1028) &&
+		    (adev->pdev->subsystem_device == 0x066F)) {
+			max_sclk = 75000;
+		}
 	}
 	/* Apply dpm quirks */
 	while (p && p->chip_device != 0) {