diff options
| -rw-r--r-- | drivers/accel/habanalabs/gaudi2/gaudi2.c | 146 | ||||
| -rw-r--r-- | drivers/accel/habanalabs/gaudi2/gaudi2P.h | 2 | ||||
| -rw-r--r-- | drivers/accel/habanalabs/include/gaudi2/asic_reg/gaudi2_regs.h | 11 |
3 files changed, 31 insertions, 128 deletions
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c index 6e2561ead546..4981b8eb0ff5 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2.c +++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c @@ -7744,137 +7744,28 @@ static bool gaudi2_handle_ecc_event(struct hl_device *hdev, u16 event_type, return !!ecc_data->is_critical; } -/* - * gaudi2_queue_idx_dec - decrement queue index (pi/ci) and handle wrap - * - * @idx: the current pi/ci value - * @q_len: the queue length (power of 2) - * - * @return the cyclically decremented index - */ -static inline u32 gaudi2_queue_idx_dec(u32 idx, u32 q_len) -{ - u32 mask = q_len - 1; - - /* - * modular decrement is equivalent to adding (queue_size -1) - * later we take LSBs to make sure the value is in the - * range [0, queue_len - 1] - */ - return (idx + q_len - 1) & mask; -} - -/** - * gaudi2_print_sw_config_stream_data - print SW config stream data - * - * @hdev: pointer to the habanalabs device structure - * @stream: the QMAN's stream - * @qman_base: base address of QMAN registers block - */ -static void gaudi2_print_sw_config_stream_data(struct hl_device *hdev, - u32 stream, u64 qman_base) +static void print_lower_qman_data_on_err(struct hl_device *hdev, u64 qman_base) { - u64 cq_ptr_lo, cq_ptr_hi, cq_tsize, cq_ptr; - u32 cq_ptr_lo_off, size; + u32 lo, hi, cq_ptr_size, arc_cq_ptr_size; + u64 cq_ptr, arc_cq_ptr, cp_current_inst; - cq_ptr_lo_off = mmDCORE0_TPC0_QM_CQ_PTR_LO_1 - mmDCORE0_TPC0_QM_CQ_PTR_LO_0; - - cq_ptr_lo = qman_base + (mmDCORE0_TPC0_QM_CQ_PTR_LO_0 - mmDCORE0_TPC0_QM_BASE) + - stream * cq_ptr_lo_off; - - cq_ptr_hi = cq_ptr_lo + (mmDCORE0_TPC0_QM_CQ_PTR_HI_0 - mmDCORE0_TPC0_QM_CQ_PTR_LO_0); - - cq_tsize = cq_ptr_lo + (mmDCORE0_TPC0_QM_CQ_TSIZE_0 - mmDCORE0_TPC0_QM_CQ_PTR_LO_0); - - cq_ptr = (((u64) RREG32(cq_ptr_hi)) << 32) | RREG32(cq_ptr_lo); - size = RREG32(cq_tsize); - dev_info(hdev->dev, "stop on err: stream: %u, addr: %#llx, size: %x\n", - stream, cq_ptr, size); -} - -/** - * gaudi2_print_last_pqes_on_err - print last PQEs on error - * - * @hdev: pointer to the habanalabs device structure - * @qid_base: first QID of the QMAN (out of 4 streams) - * @stream: the QMAN's stream - * @qman_base: base address of QMAN registers block - * @pr_sw_conf: if true print the SW config stream data (CQ PTR and SIZE) - */ -static void gaudi2_print_last_pqes_on_err(struct hl_device *hdev, u32 qid_base, u32 stream, - u64 qman_base, bool pr_sw_conf) -{ - u32 ci, qm_ci_stream_off; - struct hl_hw_queue *q; - u64 pq_ci; - int i; + lo = RREG32(qman_base + QM_CQ_PTR_LO_4_OFFSET); + hi = RREG32(qman_base + QM_CQ_PTR_HI_4_OFFSET); + cq_ptr = ((u64) hi) << 32 | lo; + cq_ptr_size = RREG32(qman_base + QM_CQ_TSIZE_4_OFFSET); - q = &hdev->kernel_queues[qid_base + stream]; - - qm_ci_stream_off = mmDCORE0_TPC0_QM_PQ_CI_1 - mmDCORE0_TPC0_QM_PQ_CI_0; - pq_ci = qman_base + (mmDCORE0_TPC0_QM_PQ_CI_0 - mmDCORE0_TPC0_QM_BASE) + - stream * qm_ci_stream_off; - - hdev->asic_funcs->hw_queues_lock(hdev); - - if (pr_sw_conf) - gaudi2_print_sw_config_stream_data(hdev, stream, qman_base); - - ci = RREG32(pq_ci); - - /* we should start printing form ci -1 */ - ci = gaudi2_queue_idx_dec(ci, HL_QUEUE_LENGTH); - - for (i = 0; i < PQ_FETCHER_CACHE_SIZE; i++) { - struct hl_bd *bd; - u64 addr; - u32 len; - - bd = q->kernel_address; - bd += ci; - - len = le32_to_cpu(bd->len); - /* len 0 means uninitialized entry- break */ - if (!len) - break; - - addr = le64_to_cpu(bd->ptr); - - dev_info(hdev->dev, "stop on err PQE(stream %u): ci: %u, addr: %#llx, size: %x\n", - stream, ci, addr, len); - - /* get previous ci, wrap if needed */ - ci = gaudi2_queue_idx_dec(ci, HL_QUEUE_LENGTH); - } - - hdev->asic_funcs->hw_queues_unlock(hdev); -} - -/** - * print_qman_data_on_err - extract QMAN data on error - * - * @hdev: pointer to the habanalabs device structure - * @qid_base: first QID of the QMAN (out of 4 streams) - * @stream: the QMAN's stream - * @qman_base: base address of QMAN registers block - * - * This function attempt to extract as much data as possible on QMAN error. - * On upper CP print the SW config stream data and last 8 PQEs. - * On lower CP print SW config data and last PQEs of ALL 4 upper CPs - */ -static void print_qman_data_on_err(struct hl_device *hdev, u32 qid_base, u32 stream, u64 qman_base) -{ - u32 i; - - if (stream != QMAN_STREAMS) { - gaudi2_print_last_pqes_on_err(hdev, qid_base, stream, qman_base, true); - return; - } + lo = RREG32(qman_base + QM_ARC_CQ_PTR_LO_OFFSET); + hi = RREG32(qman_base + QM_ARC_CQ_PTR_HI_OFFSET); + arc_cq_ptr = ((u64) hi) << 32 | lo; + arc_cq_ptr_size = RREG32(qman_base + QM_ARC_CQ_TSIZE_OFFSET); - gaudi2_print_sw_config_stream_data(hdev, stream, qman_base); + lo = RREG32(qman_base + QM_CP_CURRENT_INST_LO_4_OFFSET); + hi = RREG32(qman_base + QM_CP_CURRENT_INST_HI_4_OFFSET); + cp_current_inst = ((u64) hi) << 32 | lo; - for (i = 0 ; i < QMAN_STREAMS ; i++) - gaudi2_print_last_pqes_on_err(hdev, qid_base, i, qman_base, false); + dev_info(hdev->dev, + "LowerQM. CQ: {ptr %#llx, size %u}, ARC_CQ: {ptr %#llx, size %u}, CP: {instruction %#llx}\n", + cq_ptr, cq_ptr_size, arc_cq_ptr, arc_cq_ptr_size, cp_current_inst); } static int gaudi2_handle_qman_err_generic(struct hl_device *hdev, u16 event_type, @@ -7912,7 +7803,8 @@ static int gaudi2_handle_qman_err_generic(struct hl_device *hdev, u16 event_type error_count++; } - print_qman_data_on_err(hdev, qid_base, i, qman_base); + if (i == QMAN_STREAMS) + print_lower_qman_data_on_err(hdev, qman_base); } arb_err_val = RREG32(arb_err_addr); diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2P.h b/drivers/accel/habanalabs/gaudi2/gaudi2P.h index 1cebe707772e..5f3ce086928e 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2P.h +++ b/drivers/accel/habanalabs/gaudi2/gaudi2P.h @@ -98,7 +98,7 @@ #define GAUDI2_DEFAULT_CARD_NAME "HL225" #define QMAN_STREAMS 4 -#define PQ_FETCHER_CACHE_SIZE 8 + #define NUM_OF_MME_SBTE_PORTS 5 #define NUM_OF_MME_WB_PORTS 2 diff --git a/drivers/accel/habanalabs/include/gaudi2/asic_reg/gaudi2_regs.h b/drivers/accel/habanalabs/include/gaudi2/asic_reg/gaudi2_regs.h index 6c58af614236..a08378d0802b 100644 --- a/drivers/accel/habanalabs/include/gaudi2/asic_reg/gaudi2_regs.h +++ b/drivers/accel/habanalabs/include/gaudi2/asic_reg/gaudi2_regs.h @@ -242,6 +242,17 @@ #define QM_FENCE2_OFFSET (mmPDMA0_QM_CP_FENCE2_RDATA_0 - mmPDMA0_QM_BASE) #define QM_SEI_STATUS_OFFSET (mmPDMA0_QM_SEI_STATUS - mmPDMA0_QM_BASE) +#define QM_CQ_PTR_LO_4_OFFSET (mmPDMA0_QM_CQ_PTR_LO_4 - mmPDMA0_QM_BASE) +#define QM_CQ_PTR_HI_4_OFFSET (mmPDMA0_QM_CQ_PTR_HI_4 - mmPDMA0_QM_BASE) +#define QM_CQ_TSIZE_4_OFFSET (mmPDMA0_QM_CQ_TSIZE_4 - mmPDMA0_QM_BASE) + +#define QM_ARC_CQ_PTR_LO_OFFSET (mmPDMA0_QM_ARC_CQ_PTR_LO - mmPDMA0_QM_BASE) +#define QM_ARC_CQ_PTR_HI_OFFSET (mmPDMA0_QM_ARC_CQ_PTR_HI - mmPDMA0_QM_BASE) +#define QM_ARC_CQ_TSIZE_OFFSET (mmPDMA0_QM_ARC_CQ_TSIZE - mmPDMA0_QM_BASE) + +#define QM_CP_CURRENT_INST_LO_4_OFFSET (mmPDMA0_QM_CP_CURRENT_INST_LO_4 - mmPDMA0_QM_BASE) +#define QM_CP_CURRENT_INST_HI_4_OFFSET (mmPDMA0_QM_CP_CURRENT_INST_HI_4 - mmPDMA0_QM_BASE) + #define SFT_OFFSET (mmSFT1_HBW_RTR_IF0_RTR_H3_BASE - mmSFT0_HBW_RTR_IF0_RTR_H3_BASE) #define SFT_IF_RTR_OFFSET (mmSFT0_HBW_RTR_IF1_RTR_H3_BASE - mmSFT0_HBW_RTR_IF0_RTR_H3_BASE) |