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Commit a0aaa030 authored by Eric Huang's avatar Eric Huang Committed by Alex Deucher
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drm/amd/powerplay: fix power over limit on Fiji 



power containment disabled only on Fiji and compute
power profile. It violates PCIe spec and may cause power
supply failed. Enabling it will fix the issue, even the
fix will drop performance of some compute tests.

Signed-off-by: default avatarEric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 8014e2d3

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c

+0 −7
Original line number Original line Diff line number Diff line
@@ -4537,13 +4537,6 @@ static int smu7_set_power_profile_state(struct pp_hwmgr *hwmgr, 
	int tmp_result, result = 0;

	int tmp_result, result = 0;

	uint32_t sclk_mask = 0, mclk_mask = 0;

	uint32_t sclk_mask = 0, mclk_mask = 0;





	if (hwmgr->chip_id == CHIP_FIJI) {

		if (request->type == AMD_PP_GFX_PROFILE)

			smu7_enable_power_containment(hwmgr);

		else if (request->type == AMD_PP_COMPUTE_PROFILE)

			smu7_disable_power_containment(hwmgr);

	}



	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_AUTO)

	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_AUTO)

		return -EINVAL;

		return -EINVAL;