AMD General Reviewed-by: Kenneth Feng <[email protected]>
-----Original Message----- From: Wang, Kevin <[email protected]> Sent: Thursday, October 29, 2026 11:55 AM To: [email protected] Cc: Deucher, Alexander <[email protected]>; Zhang, Hawking <[email protected]>; Feng, Kenneth <[email protected]> Subject: [PATCH] drm/amd/pm: populate unique ID for smu 13.0.7 The smu 13.0.7 backend does not register get_unique_id, leaving adev->unique_id at zero and KFD topology without the stable GPU identifier consumed by HIP. The failure is observed at: auto ierr = hipDeviceGetUuid(&uuid, 0); Fixes: 113cc31dde66 ("drm/amd/pm: add SMU_13_0_7 ppt_funcs for SMU_13_0_7") Signed-off-by: Kevin Wang <[email protected]> --- .../drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c index f4543da0f72d..7d795f2c582f 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c @@ -2943,6 +2943,25 @@ static int smu_v13_0_7_mode1_reset(struct smu_context *smu) return ret; } +static void smu_v13_0_7_get_unique_id(struct smu_context *smu) { + SmuMetricsExternal_t metrics_external; + SmuMetrics_t *metrics = &metrics_external.SmuMetrics; + struct amdgpu_device *adev = smu->adev; + u32 upper32 = 0, lower32 = 0; + int ret; + + ret = smu_cmn_get_metrics_table(smu, &metrics_external, false); + if (ret) + goto out; + + upper32 = metrics->PublicSerialNumberUpper; + lower32 = metrics->PublicSerialNumberLower; + +out: + adev->unique_id = ((u64)upper32 << 32) | lower32; } + static void smu_v13_0_7_init_msg_ctl(struct smu_context *smu) { struct amdgpu_device *adev = smu->adev; @@ -3026,6 +3045,7 @@ static const struct pptable_funcs smu_v13_0_7_ppt_funcs = { .enable_uclk_shadow = smu_v13_0_enable_uclk_shadow, .set_wbrf_exclusion_ranges = smu_v13_0_set_wbrf_exclusion_ranges, .interrupt_work = smu_v13_0_interrupt_work, + .get_unique_id = smu_v13_0_7_get_unique_id, }; void smu_v13_0_7_set_ppt_funcs(struct smu_context *smu) -- 2.55.0
