diff options
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/habanalabs/common/command_submission.c | 50 | ||||
-rw-r--r-- | drivers/misc/habanalabs/common/habanalabs.h | 22 | ||||
-rw-r--r-- | drivers/misc/habanalabs/common/hw_queue.c | 3 | ||||
-rw-r--r-- | drivers/misc/habanalabs/gaudi/gaudi.c | 22 | ||||
-rw-r--r-- | drivers/misc/habanalabs/gaudi/gaudiP.h | 2 | ||||
-rw-r--r-- | drivers/misc/habanalabs/goya/goya.c | 6 |
6 files changed, 77 insertions, 28 deletions
diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c index d71bd48cbc44..3a67265312ee 100644 --- a/drivers/misc/habanalabs/common/command_submission.c +++ b/drivers/misc/habanalabs/common/command_submission.c @@ -487,14 +487,15 @@ static void force_complete_multi_cs(struct hl_device *hdev) * * @hdev: pointer to habanalabs device structure * @cs: CS structure - * - * The function signals waiting entity that its waiting stream has common - * stream with the completed CS. + * The function signals a waiting entity that has an overlapping stream masters + * with the completed CS. * For example: - * - a completed CS worked on streams 0 and 1, multi CS completion - * is actively waiting on stream 3. don't send signal as no common stream - * - a completed CS worked on streams 0 and 1, multi CS completion - * is actively waiting on streams 1 and 3. send signal as stream 1 is common + * - a completed CS worked on stream master QID 4, multi CS completion + * is actively waiting on stream master QIDs 3, 5. don't send signal as no + * common stream master QID + * - a completed CS worked on stream master QID 4, multi CS completion + * is actively waiting on stream master QIDs 3, 4. send signal as stream + * master QID 4 is common */ static void complete_multi_cs(struct hl_device *hdev, struct hl_cs *cs) { @@ -518,10 +519,11 @@ static void complete_multi_cs(struct hl_device *hdev, struct hl_cs *cs) * complete if: * 1. still waiting for completion * 2. the completed CS has at least one overlapping stream - * with the streams in the completion + * master with the stream masters in the completion */ if (mcs_compl->used && - (fence->stream_map & mcs_compl->stream_map)) { + (fence->stream_master_qid_map & + mcs_compl->stream_master_qid_map)) { /* extract the timestamp only of first completed CS */ if (!mcs_compl->timestamp) mcs_compl->timestamp = @@ -1228,6 +1230,17 @@ static int cs_staged_submission(struct hl_device *hdev, struct hl_cs *cs, return 0; } +static u32 get_stream_master_qid_mask(struct hl_device *hdev, u32 qid) +{ + int i; + + for (i = 0; i < hdev->stream_master_qid_arr_size; i++) + if (qid == hdev->stream_master_qid_arr[i]) + return BIT(i); + + return 0; +} + static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks, u32 num_chunks, u64 *cs_seq, u32 flags, u32 encaps_signals_handle, u32 timeout) @@ -1241,7 +1254,7 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks, struct hl_cs *cs; struct hl_cb *cb; u64 user_sequence; - u8 stream_map = 0; + u8 stream_master_qid_map = 0; int rc, i; cntr = &hdev->aggregated_cs_counters; @@ -1310,7 +1323,9 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks, * queues of this CS */ if (hdev->supports_wait_for_multi_cs) - stream_map |= BIT((chunk->queue_index % 4)); + stream_master_qid_map |= + get_stream_master_qid_mask(hdev, + chunk->queue_index); } job = hl_cs_allocate_job(hdev, queue_type, @@ -1378,7 +1393,7 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks, * fence object for multi-CS completion */ if (hdev->supports_wait_for_multi_cs) - cs->fence->stream_map = stream_map; + cs->fence->stream_master_qid_map = stream_master_qid_map; rc = hl_hw_queue_schedule_cs(cs); if (rc) { @@ -2332,7 +2347,7 @@ static int hl_cs_poll_fences(struct multi_cs_data *mcs_data) break; } - mcs_data->stream_map |= fence->stream_map; + mcs_data->stream_master_qid_map |= fence->stream_master_qid_map; if (status == CS_WAIT_STATUS_BUSY) continue; @@ -2394,7 +2409,8 @@ static int _hl_cs_wait_ioctl(struct hl_device *hdev, struct hl_ctx *ctx, * hl_wait_multi_cs_completion_init - init completion structure * * @hdev: pointer to habanalabs device structure - * @stream_map: stream map, set bit indicates stream to wait on + * @stream_master_bitmap: stream master QIDs map, set bit indicates stream + * master QID to wait on * * @return valid completion struct pointer on success, otherwise error pointer * @@ -2404,7 +2420,7 @@ static int _hl_cs_wait_ioctl(struct hl_device *hdev, struct hl_ctx *ctx, */ static struct multi_cs_completion *hl_wait_multi_cs_completion_init( struct hl_device *hdev, - u8 stream_map) + u8 stream_master_bitmap) { struct multi_cs_completion *mcs_compl; int i; @@ -2416,7 +2432,7 @@ static struct multi_cs_completion *hl_wait_multi_cs_completion_init( if (!mcs_compl->used) { mcs_compl->used = 1; mcs_compl->timestamp = 0; - mcs_compl->stream_map = stream_map; + mcs_compl->stream_master_qid_map = stream_master_bitmap; reinit_completion(&mcs_compl->completion); spin_unlock(&mcs_compl->lock); break; @@ -2464,7 +2480,7 @@ static int hl_wait_multi_cs_completion(struct multi_cs_data *mcs_data) long completion_rc; mcs_compl = hl_wait_multi_cs_completion_init(hdev, - mcs_data->stream_map); + mcs_data->stream_master_qid_map); if (IS_ERR(mcs_compl)) return PTR_ERR(mcs_compl); diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h index 5c7f26ea3140..c4a482bdfb7c 100644 --- a/drivers/misc/habanalabs/common/habanalabs.h +++ b/drivers/misc/habanalabs/common/habanalabs.h @@ -592,18 +592,18 @@ struct asic_fixed_properties { * @completion: fence is implemented using completion * @refcount: refcount for this fence * @cs_sequence: sequence of the corresponding command submission + * @stream_master_qid_map: streams masters QID bitmap to represent all streams + * masters QIDs that multi cs is waiting on * @error: mark this fence with error * @timestamp: timestamp upon completion - * @stream_map: streams bitmap to represent all streams that multi cs is - * waiting on */ struct hl_fence { struct completion completion; struct kref refcount; u64 cs_sequence; + u32 stream_master_qid_map; int error; ktime_t timestamp; - u8 stream_map; }; /** @@ -1160,6 +1160,7 @@ struct fw_load_mgr { * @state_dump_init: initialize constants required for state dump * @get_sob_addr: get SOB base address offset. * @set_pci_memory_regions: setting properties of PCI memory regions + * @get_stream_master_qid_arr: get pointer to stream masters QID array */ struct hl_asic_funcs { int (*early_init)(struct hl_device *hdev); @@ -1289,6 +1290,7 @@ struct hl_asic_funcs { void (*state_dump_init)(struct hl_device *hdev); u32 (*get_sob_addr)(struct hl_device *hdev, u32 sob_id); void (*set_pci_memory_regions)(struct hl_device *hdev); + u32* (*get_stream_master_qid_arr)(void); }; @@ -2263,16 +2265,16 @@ struct hl_mmu_funcs { * @completion: completion of any of the CS in the list * @lock: spinlock for the completion structure * @timestamp: timestamp for the multi-CS completion + * @stream_master_qid_map: bitmap of all stream masters on which the multi-CS + * is waiting * @used: 1 if in use, otherwise 0 - * @stream_map: bitmap of all HW/external queues streams on which the multi-CS - * is waiting */ struct multi_cs_completion { struct completion completion; spinlock_t lock; s64 timestamp; + u32 stream_master_qid_map; u8 used; - u8 stream_map; }; /** @@ -2284,9 +2286,9 @@ struct multi_cs_completion { * @timestamp: timestamp of first completed CS * @wait_status: wait for CS status * @completion_bitmap: bitmap of completed CSs (1- completed, otherwise 0) + * @stream_master_qid_map: bitmap of all stream master QIDs on which the + * multi-CS is waiting * @arr_len: fence_arr and seq_arr array length - * @stream_map: bitmap of all HW/external queues streams on which the multi-CS - * is waiting * @gone_cs: indication of gone CS (1- there was gone CS, otherwise 0) * @update_ts: update timestamp. 1- update the timestamp, otherwise 0. */ @@ -2298,8 +2300,8 @@ struct multi_cs_data { s64 timestamp; long wait_status; u32 completion_bitmap; + u32 stream_master_qid_map; u8 arr_len; - u8 stream_map; u8 gone_cs; u8 update_ts; }; @@ -2520,6 +2522,7 @@ struct hl_device { struct multi_cs_completion multi_cs_completion[ MULTI_CS_MAX_USER_CTX]; + u32 *stream_master_qid_arr; atomic64_t dram_used_mem; u64 timeout_jiffies; u64 max_power; @@ -2570,6 +2573,7 @@ struct hl_device { u8 skip_reset_on_timeout; u8 device_cpu_is_halted; u8 supports_wait_for_multi_cs; + u8 stream_master_qid_arr_size; /* Parameters for bring-up */ u64 nic_ports_mask; diff --git a/drivers/misc/habanalabs/common/hw_queue.c b/drivers/misc/habanalabs/common/hw_queue.c index 6d3beccad91b..76b7de8f1406 100644 --- a/drivers/misc/habanalabs/common/hw_queue.c +++ b/drivers/misc/habanalabs/common/hw_queue.c @@ -721,7 +721,8 @@ int hl_hw_queue_schedule_cs(struct hl_cs *cs) /* update stream map of the first CS */ if (hdev->supports_wait_for_multi_cs) - staged_cs->fence->stream_map |= cs->fence->stream_map; + staged_cs->fence->stream_master_qid_map |= + cs->fence->stream_master_qid_map; } list_add_tail(&cs->mirror_node, &hdev->cs_mirror_list); diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 27d996a42745..a05688cc5b90 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -110,6 +110,17 @@ #define MONITOR_SOB_STRING_SIZE 256 +static u32 gaudi_stream_master[GAUDI_STREAM_MASTER_ARR_SIZE] = { + GAUDI_QUEUE_ID_DMA_0_0, + GAUDI_QUEUE_ID_DMA_0_1, + GAUDI_QUEUE_ID_DMA_0_2, + GAUDI_QUEUE_ID_DMA_0_3, + GAUDI_QUEUE_ID_DMA_1_0, + GAUDI_QUEUE_ID_DMA_1_1, + GAUDI_QUEUE_ID_DMA_1_2, + GAUDI_QUEUE_ID_DMA_1_3 +}; + static const char gaudi_irq_name[GAUDI_MSI_ENTRIES][GAUDI_MAX_STRING_LEN] = { "gaudi cq 0_0", "gaudi cq 0_1", "gaudi cq 0_2", "gaudi cq 0_3", "gaudi cq 1_0", "gaudi cq 1_1", "gaudi cq 1_2", "gaudi cq 1_3", @@ -1870,6 +1881,9 @@ static int gaudi_sw_init(struct hl_device *hdev) hdev->supports_wait_for_multi_cs = true; hdev->asic_funcs->set_pci_memory_regions(hdev); + hdev->stream_master_qid_arr = + hdev->asic_funcs->get_stream_master_qid_arr(); + hdev->stream_master_qid_arr_size = GAUDI_STREAM_MASTER_ARR_SIZE; return 0; @@ -9352,6 +9366,11 @@ static void gaudi_state_dump_init(struct hl_device *hdev) sds->funcs = gaudi_state_dump_funcs; } +static u32 *gaudi_get_stream_master_qid_arr(void) +{ + return gaudi_stream_master; +} + static const struct hl_asic_funcs gaudi_funcs = { .early_init = gaudi_early_init, .early_fini = gaudi_early_fini, @@ -9440,7 +9459,8 @@ static const struct hl_asic_funcs gaudi_funcs = { .init_cpu_scrambler_dram = gaudi_init_scrambler_hbm, .state_dump_init = gaudi_state_dump_init, .get_sob_addr = gaudi_get_sob_addr, - .set_pci_memory_regions = gaudi_set_pci_memory_regions + .set_pci_memory_regions = gaudi_set_pci_memory_regions, + .get_stream_master_qid_arr = gaudi_get_stream_master_qid_arr }; /** diff --git a/drivers/misc/habanalabs/gaudi/gaudiP.h b/drivers/misc/habanalabs/gaudi/gaudiP.h index eacc5eadda97..2f0928c0fa8f 100644 --- a/drivers/misc/habanalabs/gaudi/gaudiP.h +++ b/drivers/misc/habanalabs/gaudi/gaudiP.h @@ -36,6 +36,8 @@ #define NUMBER_OF_INTERRUPTS (NUMBER_OF_CMPLT_QUEUES + \ NUMBER_OF_CPU_HW_QUEUES) +#define GAUDI_STREAM_MASTER_ARR_SIZE 8 + #if (NUMBER_OF_INTERRUPTS > GAUDI_MSI_ENTRIES) #error "Number of MSI interrupts must be smaller or equal to GAUDI_MSI_ENTRIES" #endif diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index d956088abbd1..89f8a054dc5b 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -5588,6 +5588,11 @@ static u32 goya_get_sob_addr(struct hl_device *hdev, u32 sob_id) return 0; } +static u32 *goya_get_stream_master_qid_arr(void) +{ + return NULL; +} + static const struct hl_asic_funcs goya_funcs = { .early_init = goya_early_init, .early_fini = goya_early_fini, @@ -5677,6 +5682,7 @@ static const struct hl_asic_funcs goya_funcs = { .state_dump_init = goya_state_dump_init, .get_sob_addr = &goya_get_sob_addr, .set_pci_memory_regions = goya_set_pci_memory_regions, + .get_stream_master_qid_arr = goya_get_stream_master_qid_arr, }; /* |