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Commit 71451bdf authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/si_dpm: workaround for SI kickers 



Consolidate existing quirks. Fixes stability issues
on some kickers.

Acked-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 7dc86ef5

drivers/gpu/drm/amd/amdgpu/si_dpm.c

+43 −16
Original line number Diff line number Diff line
@@ -3477,6 +3477,49 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev, 
	int i;

	struct si_dpm_quirk *p = si_dpm_quirk_list;



	/* limit all SI kickers */

	if (adev->asic_type == CHIP_PITCAIRN) {

		if ((adev->pdev->revision == 0x81) ||

		    (adev->pdev->device == 0x6810) ||

		    (adev->pdev->device == 0x6811) ||

		    (adev->pdev->device == 0x6816) ||

		    (adev->pdev->device == 0x6817) ||

		    (adev->pdev->device == 0x6806))

			max_mclk = 120000;

	} else if (adev->asic_type == CHIP_VERDE) {

		if ((adev->pdev->revision == 0x81) ||

		    (adev->pdev->revision == 0x83) ||

		    (adev->pdev->revision == 0x87) ||

		    (adev->pdev->device == 0x6820) ||

		    (adev->pdev->device == 0x6821) ||

		    (adev->pdev->device == 0x6822) ||

		    (adev->pdev->device == 0x6823) ||

		    (adev->pdev->device == 0x682A) ||

		    (adev->pdev->device == 0x682B)) {

			max_sclk = 75000;

			max_mclk = 80000;

		}

	} else if (adev->asic_type == CHIP_OLAND) {

		if ((adev->pdev->revision == 0xC7) ||

		    (adev->pdev->revision == 0x80) ||

		    (adev->pdev->revision == 0x81) ||

		    (adev->pdev->revision == 0x83) ||

		    (adev->pdev->device == 0x6604) ||

		    (adev->pdev->device == 0x6605)) {

			max_sclk = 75000;

			max_mclk = 80000;

		}

	} else if (adev->asic_type == CHIP_HAINAN) {

		if ((adev->pdev->revision == 0x81) ||

		    (adev->pdev->revision == 0x83) ||

		    (adev->pdev->revision == 0xC3) ||

		    (adev->pdev->device == 0x6664) ||

		    (adev->pdev->device == 0x6665) ||

		    (adev->pdev->device == 0x6667)) {

			max_sclk = 75000;

			max_mclk = 80000;

		}

	}

	/* Apply dpm quirks */

	while (p && p->chip_device != 0) {

		if (adev->pdev->vendor == p->chip_vendor &&
@@ -3489,22 +3532,6 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev, 
		}

		++p;

	}

	/* limit mclk on all R7 370 parts for stability */

	if (adev->pdev->device == 0x6811 &&

	    adev->pdev->revision == 0x81)

		max_mclk = 120000;

	/* limit sclk/mclk on Jet parts for stability */

	if (adev->pdev->device == 0x6665 &&

	    adev->pdev->revision == 0xc3) {

		max_sclk = 75000;

		max_mclk = 80000;

	}

	/* Limit clocks for some HD8600 parts */

	if (adev->pdev->device == 0x6660 &&

	    adev->pdev->revision == 0x83) {

		max_sclk = 75000;

		max_mclk = 80000;

	}



	if (rps->vce_active) {

		rps->evclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].evclk;