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| author | Oded Gabbay <ogabbay@kernel.org> | 2021-07-12 13:48:56 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2021-08-29 09:47:47 +0300 |
| commit | ae2021d320e9b454ca4ea7b32fdf1d111d3902c4 (patch) | |
| tree | febaf9bb9c3d47b8ee8b67efa0a71e68d99ec214 /drivers/misc | |
| parent | 7148e647a585075ee9996bc437c2ac95c5cea6bf (diff) | |
| download | lwn-ae2021d320e9b454ca4ea7b32fdf1d111d3902c4.tar.gz lwn-ae2021d320e9b454ca4ea7b32fdf1d111d3902c4.zip | |
habanalabs/gaudi: fix information printed on SM event
Print the SM name instead of index because it is more informational for
the user to know the SM name instead of id when a SM interrupt occurs.
In addition, the index that is printed is of the SOB group, not
a specific SOB.
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/habanalabs/gaudi/gaudi.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 6cbedeee15d1..561485dcddaf 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -430,8 +430,14 @@ static s64 gaudi_state_dump_specs_props[] = { [SP_NUM_CORES] = 1, }; +/* The order here is opposite to the order of the indexing in the h/w. + * i.e. SYNC_MGR_W_S is actually 0, SYNC_MGR_E_S is 1, etc. + */ static const char * const gaudi_sync_manager_names[] = { - "SYNC_MGR_E_N", "SYNC_MGR_W_N", "SYNC_MGR_E_S", "SYNC_MGR_W_S", + "SYNC_MGR_E_N", + "SYNC_MGR_W_N", + "SYNC_MGR_E_S", + "SYNC_MGR_W_S", NULL }; @@ -7414,24 +7420,30 @@ static void gaudi_print_sm_sei_info(struct hl_device *hdev, u16 event_type, { u32 index = event_type - GAUDI_EVENT_DMA_IF_SEI_0; + /* Flip the bits as the enum is ordered in the opposite way */ + index = (index ^ 0x3) & 0x3; + switch (sei_data->sei_cause) { case SM_SEI_SO_OVERFLOW: - dev_err(hdev->dev, - "SM %u SEI Error: SO %u overflow/underflow", - index, le32_to_cpu(sei_data->sei_log)); + dev_err_ratelimited(hdev->dev, + "%s SEI Error: SOB Group %u overflow/underflow", + gaudi_sync_manager_names[index], + le32_to_cpu(sei_data->sei_log)); break; case SM_SEI_LBW_4B_UNALIGNED: - dev_err(hdev->dev, - "SM %u SEI Error: Unaligned 4B LBW access, monitor agent address low - %#x", - index, le32_to_cpu(sei_data->sei_log)); + dev_err_ratelimited(hdev->dev, + "%s SEI Error: Unaligned 4B LBW access, monitor agent address low - %#x", + gaudi_sync_manager_names[index], + le32_to_cpu(sei_data->sei_log)); break; case SM_SEI_AXI_RESPONSE_ERR: - dev_err(hdev->dev, - "SM %u SEI Error: AXI ID %u response error", - index, le32_to_cpu(sei_data->sei_log)); + dev_err_ratelimited(hdev->dev, + "%s SEI Error: AXI ID %u response error", + gaudi_sync_manager_names[index], + le32_to_cpu(sei_data->sei_log)); break; default: - dev_err(hdev->dev, "Unknown SM SEI cause %u", + dev_err_ratelimited(hdev->dev, "Unknown SM SEI cause %u", le32_to_cpu(sei_data->sei_log)); break; } |