diff options
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c index 244e6d31560d..2898e9c0295e 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c @@ -325,14 +325,24 @@ static int smu_v13_0_6_setup_driver_pptable(struct smu_context *smu) MetricsTable_t *metrics = (MetricsTable_t *)smu_table->metrics_table; struct PPTable_t *pptable = (struct PPTable_t *)smu_table->driver_pptable; - int ret; - int i; + int ret, i, retry = 100; /* Store one-time values in driver PPTable */ if (!pptable->Init) { - ret = smu_v13_0_6_get_metrics_table(smu, NULL, false); - if (ret) - return ret; + while (retry--) { + ret = smu_v13_0_6_get_metrics_table(smu, NULL, true); + if (ret) + return ret; + + /* Ensure that metrics have been updated */ + if (metrics->AccumulationCounter) + break; + + usleep_range(1000, 1100); + } + + if (!retry) + return -ETIME; pptable->MaxSocketPowerLimit = SMUQ10_TO_UINT(metrics->MaxSocketPowerLimit); |