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habanalabs: add print upon clock change
Add print upon clock slow down due to power consumption or overheating. In addition, add print when back to optimal clock. Signed-off-by: Omer Shpigelman <oshpigelman@habana.ai> Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
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2 changed files with 52 additions and 1 deletions
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@ -324,7 +324,11 @@ static u32 goya_all_events[] = {
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GOYA_ASYNC_EVENT_ID_DMA_BM_CH1,
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GOYA_ASYNC_EVENT_ID_DMA_BM_CH2,
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GOYA_ASYNC_EVENT_ID_DMA_BM_CH3,
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GOYA_ASYNC_EVENT_ID_DMA_BM_CH4
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GOYA_ASYNC_EVENT_ID_DMA_BM_CH4,
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GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_S,
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GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_E,
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GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_S,
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GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_E
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};
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static int goya_mmu_clear_pgt_range(struct hl_device *hdev);
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@ -4389,6 +4393,14 @@ static const char *_goya_get_event_desc(u16 event_type)
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return "TPC%d_bmon_spmu";
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case GOYA_ASYNC_EVENT_ID_DMA_BM_CH0 ... GOYA_ASYNC_EVENT_ID_DMA_BM_CH4:
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return "DMA_bm_ch%d";
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_S:
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return "POWER_ENV_S";
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_E:
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return "POWER_ENV_E";
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_S:
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return "THERMAL_ENV_S";
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_E:
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return "THERMAL_ENV_E";
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default:
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return "N/A";
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}
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@ -4619,6 +4631,33 @@ static int goya_unmask_irq(struct hl_device *hdev, u16 event_type)
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return rc;
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}
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static void goya_print_clk_change_info(struct hl_device *hdev, u16 event_type)
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{
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switch (event_type) {
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_S:
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dev_info_ratelimited(hdev->dev,
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"Clock throttling due to power consumption\n");
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break;
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_E:
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dev_info_ratelimited(hdev->dev,
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"Power envelop is safe, back to optimal clock\n");
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break;
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_S:
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dev_info_ratelimited(hdev->dev,
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"Clock throttling due to overheating\n");
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break;
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_E:
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dev_info_ratelimited(hdev->dev,
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"Thermal envelop is safe, back to optimal clock\n");
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break;
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default:
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dev_err(hdev->dev, "Received invalid clock change event %d\n",
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event_type);
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break;
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}
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}
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void goya_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entry)
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{
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u32 ctl = le32_to_cpu(eq_entry->hdr.ctl);
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@ -4702,6 +4741,14 @@ void goya_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entry)
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goya_unmask_irq(hdev, event_type);
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break;
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_S:
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case GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_E:
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_S:
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case GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_E:
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goya_print_clk_change_info(hdev, event_type);
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goya_unmask_irq(hdev, event_type);
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break;
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default:
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dev_err(hdev->dev, "Received invalid H/W interrupt %d\n",
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event_type);
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@ -188,6 +188,10 @@ enum goya_async_event_id {
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GOYA_ASYNC_EVENT_ID_HALT_MACHINE = 485,
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GOYA_ASYNC_EVENT_ID_INTS_REGISTER = 486,
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GOYA_ASYNC_EVENT_ID_SOFT_RESET = 487,
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GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_S = 507,
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GOYA_ASYNC_EVENT_ID_FIX_POWER_ENV_E = 508,
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GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_S = 509,
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GOYA_ASYNC_EVENT_ID_FIX_THERMAL_ENV_E = 510,
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GOYA_ASYNC_EVENT_ID_LAST_VALID_ID = 1023,
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GOYA_ASYNC_EVENT_ID_SIZE
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};
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