diff options
Diffstat (limited to 'drivers/misc/habanalabs')
| -rw-r--r-- | drivers/misc/habanalabs/device.c | 17 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/goya/goya.c | 9 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/goya/goyaP.h | 1 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/habanalabs.h | 6 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/hw_queue.c | 10 |
5 files changed, 29 insertions, 14 deletions
diff --git a/drivers/misc/habanalabs/device.c b/drivers/misc/habanalabs/device.c index aef4de36b7aa..c89157dafa33 100644 --- a/drivers/misc/habanalabs/device.c +++ b/drivers/misc/habanalabs/device.c @@ -1062,7 +1062,7 @@ out_err: */ int hl_device_init(struct hl_device *hdev, struct class *hclass) { - int i, rc, cq_ready_cnt; + int i, rc, cq_cnt, cq_ready_cnt; char *name; bool add_cdev_sysfs_on_err = false; @@ -1120,14 +1120,16 @@ int hl_device_init(struct hl_device *hdev, struct class *hclass) goto sw_fini; } + cq_cnt = hdev->asic_prop.completion_queues_count; + /* * Initialize the completion queues. Must be done before hw_init, * because there the addresses of the completion queues are being * passed as arguments to request_irq */ - hdev->completion_queue = - kcalloc(hdev->asic_prop.completion_queues_count, - sizeof(*hdev->completion_queue), GFP_KERNEL); + hdev->completion_queue = kcalloc(cq_cnt, + sizeof(*hdev->completion_queue), + GFP_KERNEL); if (!hdev->completion_queue) { dev_err(hdev->dev, "failed to allocate completion queues\n"); @@ -1135,10 +1137,9 @@ int hl_device_init(struct hl_device *hdev, struct class *hclass) goto hw_queues_destroy; } - for (i = 0, cq_ready_cnt = 0; - i < hdev->asic_prop.completion_queues_count; - i++, cq_ready_cnt++) { - rc = hl_cq_init(hdev, &hdev->completion_queue[i], i); + for (i = 0, cq_ready_cnt = 0 ; i < cq_cnt ; i++, cq_ready_cnt++) { + rc = hl_cq_init(hdev, &hdev->completion_queue[i], + hdev->asic_funcs->get_queue_id_for_cq(hdev, i)); if (rc) { dev_err(hdev->dev, "failed to initialize completion queue\n"); diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index 08f1d4080008..f7eb60f5f6f9 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -890,6 +890,7 @@ void goya_init_dma_qmans(struct hl_device *hdev) q = &hdev->kernel_queues[0]; for (i = 0 ; i < NUMBER_OF_EXT_HW_QUEUES ; i++, q++) { + q->cq_id = q->msi_vec = i; goya_init_dma_qman(hdev, i, q->bus_address); goya_init_dma_ch(hdev, i); } @@ -5273,6 +5274,11 @@ static enum hl_device_hw_state goya_get_hw_state(struct hl_device *hdev) return RREG32(mmHW_STATE); } +u32 goya_get_queue_id_for_cq(struct hl_device *hdev, u32 cq_idx) +{ + return cq_idx; +} + static const struct hl_asic_funcs goya_funcs = { .early_init = goya_early_init, .early_fini = goya_early_fini, @@ -5332,7 +5338,8 @@ static const struct hl_asic_funcs goya_funcs = { .rreg = hl_rreg, .wreg = hl_wreg, .halt_coresight = goya_halt_coresight, - .get_clk_rate = goya_get_clk_rate + .get_clk_rate = goya_get_clk_rate, + .get_queue_id_for_cq = goya_get_queue_id_for_cq }; /* diff --git a/drivers/misc/habanalabs/goya/goyaP.h b/drivers/misc/habanalabs/goya/goyaP.h index 1555d03e3cb2..5db5f6ea1d98 100644 --- a/drivers/misc/habanalabs/goya/goyaP.h +++ b/drivers/misc/habanalabs/goya/goyaP.h @@ -234,5 +234,6 @@ void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size, void goya_mmu_remove_device_cpu_mappings(struct hl_device *hdev); int goya_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk); +u32 goya_get_queue_id_for_cq(struct hl_device *hdev, u32 cq_idx); #endif /* GOYAP_H_ */ diff --git a/drivers/misc/habanalabs/habanalabs.h b/drivers/misc/habanalabs/habanalabs.h index ae3db8eb2fb5..299add419e79 100644 --- a/drivers/misc/habanalabs/habanalabs.h +++ b/drivers/misc/habanalabs/habanalabs.h @@ -365,6 +365,8 @@ struct hl_cs_job; * @pi: holds the queue's pi value. * @ci: holds the queue's ci value, AS CALCULATED BY THE DRIVER (not real ci). * @hw_queue_id: the id of the H/W queue. + * @cq_id: the id for the corresponding CQ for this H/W queue. + * @msi_vec: the IRQ number of the H/W queue. * @int_queue_len: length of internal queue (number of entries). * @valid: is the queue valid (we have array of 32 queues, not all of them * exists). @@ -377,6 +379,8 @@ struct hl_hw_queue { u32 pi; u32 ci; u32 hw_queue_id; + u32 cq_id; + u32 msi_vec; u16 int_queue_len; u8 valid; }; @@ -534,6 +538,7 @@ enum hl_pll_frequency { * @wreg: Write a register. Needed for simulator support. * @halt_coresight: stop the ETF and ETR traces. * @get_clk_rate: Retrieve the ASIC current and maximum clock rate in MHz + * @get_queue_id_for_cq: Get the H/W queue id related to the given CQ index. */ struct hl_asic_funcs { int (*early_init)(struct hl_device *hdev); @@ -620,6 +625,7 @@ struct hl_asic_funcs { void (*wreg)(struct hl_device *hdev, u32 reg, u32 val); void (*halt_coresight)(struct hl_device *hdev); int (*get_clk_rate)(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk); + u32 (*get_queue_id_for_cq)(struct hl_device *hdev, u32 cq_idx); }; diff --git a/drivers/misc/habanalabs/hw_queue.c b/drivers/misc/habanalabs/hw_queue.c index 91579dde9262..8248adcc7ef8 100644 --- a/drivers/misc/habanalabs/hw_queue.c +++ b/drivers/misc/habanalabs/hw_queue.c @@ -111,7 +111,7 @@ static int ext_queue_sanity_checks(struct hl_device *hdev, bool reserve_cq_entry) { atomic_t *free_slots = - &hdev->completion_queue[q->hw_queue_id].free_slots_cnt; + &hdev->completion_queue[q->cq_id].free_slots_cnt; int free_slots_cnt; /* Check we have enough space in the queue */ @@ -194,7 +194,7 @@ static int hw_queue_sanity_checks(struct hl_device *hdev, struct hl_hw_queue *q, int num_of_entries) { atomic_t *free_slots = - &hdev->completion_queue[q->hw_queue_id].free_slots_cnt; + &hdev->completion_queue[q->cq_id].free_slots_cnt; /* * Check we have enough space in the completion queue. @@ -308,13 +308,13 @@ static void ext_queue_schedule_job(struct hl_cs_job *job) * No need to check if CQ is full because it was already * checked in ext_queue_sanity_checks */ - cq = &hdev->completion_queue[q->hw_queue_id]; + cq = &hdev->completion_queue[q->cq_id]; cq_addr = cq->bus_address + cq->pi * sizeof(struct hl_cq_entry); hdev->asic_funcs->add_end_of_cb_packets(hdev, cb->kernel_address, len, cq_addr, le32_to_cpu(cq_pkt.data), - q->hw_queue_id); + q->msi_vec); q->shadow_queue[hl_pi_2_offset(q->pi)] = job; @@ -401,7 +401,7 @@ static void hw_queue_schedule_job(struct hl_cs_job *job) * No need to check if CQ is full because it was already * checked in hw_queue_sanity_checks */ - cq = &hdev->completion_queue[q->hw_queue_id]; + cq = &hdev->completion_queue[q->cq_id]; cq->pi = hl_cq_inc_ptr(cq->pi); ext_and_hw_queue_submit_bd(hdev, q, ctl, len, ptr); |