Commit 236b156f authored Sep 04, 2020 by Evan Quan Committed by Alex Deucher Sep 17, 2020

drm/amd/pm: apply no power source workaround if dc reported by gpio



If dc reported by gpio is supported, the power source switching will
be performed by pmfw automatically. Thus the power source setting
workaround for Navi1x will be not needed.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 71f9404f

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

+12 −10

Original line number	Diff line number	Diff line
		@@ -1013,6 +1013,7 @@ static int smu_smc_hw_setup(struct smu_context *smu)
		return ret;
		}

		if (!smu->dc_controlled_by_gpio) {
		/*
		* For Navi1X, manually switch it to AC mode as PMFW
		* may boot it with DC mode.
		@@ -1024,6 +1025,7 @@ static int smu_smc_hw_setup(struct smu_context *smu)
		dev_err(adev->dev, "Failed to switch to %s mode!\n", adev->pm.ac_power ? "AC" : "DC");
		return ret;
		}
		}

		ret = smu_notify_display_change(smu);
		if (ret)

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