Commit 5e86aa29 authored by Yang Wang's avatar Yang Wang Committed by Alex Deucher
Browse files

drm/amd/pm: add unique serial number support for smu_v13_0_6 



add unique serial number support for smu_v13_0_6.
(use aid0 serial number by default)

Signed-off-by: default avatarYang Wang <KevinYang.Wang@amd.com>
Signed-off-by: default avatarAsad Kamal <asad.kamal@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 93682f8a

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c

+8 −12
Original line number Diff line number Diff line
@@ -192,6 +192,7 @@ struct PPTable_t { 
	uint32_t LclkFrequencyTable[4];

	uint32_t MaxLclkDpmRange;

	uint32_t MinLclkDpmRange;

	uint64_t PublicSerialNumber_AID;

	bool Init;

};
@@ -352,6 +353,9 @@ static int smu_v13_0_6_setup_driver_pptable(struct smu_context *smu) 
				SMUQ10_TO_UINT(metrics->LclkFrequencyTable[i]);

		}



		/* use AID0 serial number by default */

		pptable->PublicSerialNumber_AID = metrics->PublicSerialNumber_AID[0];



		pptable->Init = true;

	}
@@ -1856,19 +1860,11 @@ static void smu_v13_0_6_i2c_control_fini(struct smu_context *smu) 
static void smu_v13_0_6_get_unique_id(struct smu_context *smu)

{

	struct amdgpu_device *adev = smu->adev;

	//SmuMetrics_t *metrics = smu->smu_table.metrics_table;

	uint32_t upper32 = 0, lower32 = 0;

	int ret;



	ret = smu_cmn_get_metrics_table(smu, NULL, false);

	if (ret)

		goto out;



	//upper32 = metrics->PublicSerialNumUpper32;

	//lower32 = metrics->PublicSerialNumLower32;

	struct smu_table_context *smu_table = &smu->smu_table;

	struct PPTable_t *pptable =

		(struct PPTable_t *)smu_table->driver_pptable;



out:

	adev->unique_id = ((uint64_t)upper32 << 32) | lower32;

	adev->unique_id = pptable->PublicSerialNumber_AID;

	if (adev->serial[0] == '\0')

		sprintf(adev->serial, "%016llx", adev->unique_id);

}