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DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: iZp/QxWZ7vqrbbacj/rR8OenN74Jyy3Vx/kz0ENMrdm7Co5j0p5FKkqapV7cZjptYYWu5VG3j979HN9er0vWB2GS+DvMo40pMC6fNyatpj3Cv6/giA6erLibLiwxWXMN0i/iByXCCFdMyFQ3DyPm1xoDYNPkKE714bhNrZdAwxjQMnui1pPJlWepANEZWpiQd/VPkRsKMDEqYIcHDAar29bFmu+tWRtOGHgZYQVkxEyORvw5s2n9/pJyKh8q80Xd6cOrNsH/r4PGOxWq7qxAclifbXdlT7M8EeK648TFSHwVF6KQHO1RJgwT9TgYwiI3msbFj/GqDOkEPIKtyXKXE/UFypNVF7C3Vaup4rjXzyyEhrPaEu4Hsk6uLPCyX/GlEJ60OCd+fXxwRpzF9ewl13qewRlB+ii79kCbKsxVqS5iNZjjs4khhor9lfgYV9LK X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Mar 2026 20:13:26.7957 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f95ac0b7-b7b2-4be4-f462-08de8461a64a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001F6.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7579 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Asad Kamal Add node power management support for smu_v15_0_8 Signed-off-by: Asad Kamal Reviewed-by: Lijo Lazar Signed-off-by: Alex Deucher --- .../drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c index aec0b6872f924..c8c9784c99241 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c @@ -558,6 +558,46 @@ static int smu_v15_0_8_get_system_metrics_table(struct smu_context *smu) return 0; } +static int smu_v15_0_8_get_npm_data(struct smu_context *smu, + enum amd_pp_sensors sensor, + uint32_t *value) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *tables = smu_table->tables; + SystemMetricsTable_t *metrics; + struct smu_table *sys_table; + int ret; + + if (sensor == AMDGPU_PP_SENSOR_MAXNODEPOWERLIMIT) { + /*TBD as of now put 0 */ + *value = 0; + return 0; + } + + ret = smu_v15_0_8_get_system_metrics_table(smu); + if (ret) + return ret; + + sys_table = &tables[SMU_TABLE_PMFW_SYSTEM_METRICS]; + metrics = (SystemMetricsTable_t *)sys_table->cache.buffer; + + switch (sensor) { + case AMDGPU_PP_SENSOR_NODEPOWERLIMIT: + *value = SMUQ10_ROUND(metrics->NodePowerLimit); + break; + case AMDGPU_PP_SENSOR_NODEPOWER: + *value = SMUQ10_ROUND(metrics->NodePower); + break; + case AMDGPU_PP_SENSOR_GPPTRESIDENCY: + *value = SMUQ10_ROUND(metrics->GlobalPPTResidencyAcc); + break; + default: + return -EINVAL; + } + + return 0; +} + static int smu_v15_0_8_read_sensor(struct smu_context *smu, enum amd_pp_sensors sensor, void *data, uint32_t *size) @@ -607,6 +647,15 @@ static int smu_v15_0_8_read_sensor(struct smu_context *smu, *(uint32_t *)data = dpm_context->board_volt; *size = 4; break; + case AMDGPU_PP_SENSOR_NODEPOWERLIMIT: + case AMDGPU_PP_SENSOR_NODEPOWER: + case AMDGPU_PP_SENSOR_GPPTRESIDENCY: + case AMDGPU_PP_SENSOR_MAXNODEPOWERLIMIT: + ret = smu_v15_0_8_get_npm_data(smu, sensor, (uint32_t *)data); + if (ret) + return ret; + *size = 4; + break; case AMDGPU_PP_SENSOR_GPU_AVG_POWER: default: ret = -EOPNOTSUPP; -- 2.53.0