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drm/amdgpu/si: add dpm quirk for Oland

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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>
This commit is contained in:
Alex Deucher 2017-03-14 19:24:19 -04:00 committed by Greg Kroah-Hartman
parent 228514bf24
commit dea2f1e0c5
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/si_dpm.c
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@ -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) {