habanalabs: fix cs counters structure
Fix cs counters structure in uapi to be one flat structure instead of two instances of the same other structure. use atomic read/increment for context counters so we could use one structure for both aggregated and context counters. Signed-off-by: farah kassabri <fkassabri@habana.ai> Reviewed-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
farah kassabri
Oded Gabbay
Родитель
9bb86b63d8
Коммит
e753643d51
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@ -462,7 +462,7 @@ static int allocate_cs(struct hl_device *hdev, struct hl_ctx *ctx,
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if (other && !completion_done(&other->completion)) {
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dev_dbg_ratelimited(hdev->dev,
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"Rejecting CS because of too many in-flights CS\n");
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ctx->cs_counters.max_cs_in_flight_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.max_cs_in_flight_drop_cnt);
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atomic64_inc(&cntr->max_cs_in_flight_drop_cnt);
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rc = -EAGAIN;
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goto free_fence;
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@ -720,7 +720,7 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks,
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rc = validate_queue_index(hdev, chunk, &queue_type,
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&is_kernel_allocated_cb);
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if (rc) {
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hpriv->ctx->cs_counters.parsing_drop_cnt++;
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atomic64_inc(&hpriv->ctx->cs_counters.parsing_drop_cnt);
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atomic64_inc(&cntr->parsing_drop_cnt);
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goto free_cs_object;
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}
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@ -728,7 +728,8 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks,
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if (is_kernel_allocated_cb) {
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cb = get_cb_from_cs_chunk(hdev, &hpriv->cb_mgr, chunk);
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if (!cb) {
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hpriv->ctx->cs_counters.parsing_drop_cnt++;
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atomic64_inc(
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&hpriv->ctx->cs_counters.parsing_drop_cnt);
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atomic64_inc(&cntr->parsing_drop_cnt);
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rc = -EINVAL;
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goto free_cs_object;
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@ -743,7 +744,8 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks,
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job = hl_cs_allocate_job(hdev, queue_type,
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is_kernel_allocated_cb);
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if (!job) {
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hpriv->ctx->cs_counters.out_of_mem_drop_cnt++;
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atomic64_inc(
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&hpriv->ctx->cs_counters.out_of_mem_drop_cnt);
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atomic64_inc(&cntr->out_of_mem_drop_cnt);
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dev_err(hdev->dev, "Failed to allocate a new job\n");
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rc = -ENOMEM;
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@ -777,7 +779,7 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks,
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rc = cs_parser(hpriv, job);
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if (rc) {
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hpriv->ctx->cs_counters.parsing_drop_cnt++;
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atomic64_inc(&hpriv->ctx->cs_counters.parsing_drop_cnt);
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atomic64_inc(&cntr->parsing_drop_cnt);
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dev_err(hdev->dev,
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"Failed to parse JOB %d.%llu.%d, err %d, rejecting the CS\n",
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@ -787,7 +789,7 @@ static int cs_ioctl_default(struct hl_fpriv *hpriv, void __user *chunks,
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}
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if (int_queues_only) {
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hpriv->ctx->cs_counters.parsing_drop_cnt++;
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atomic64_inc(&hpriv->ctx->cs_counters.parsing_drop_cnt);
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atomic64_inc(&cntr->parsing_drop_cnt);
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dev_err(hdev->dev,
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"Reject CS %d.%llu because only internal queues jobs are present\n",
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@ -880,7 +882,7 @@ static int cs_ioctl_signal_wait_create_jobs(struct hl_device *hdev,
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job = hl_cs_allocate_job(hdev, q_type, true);
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if (!job) {
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ctx->cs_counters.out_of_mem_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.out_of_mem_drop_cnt);
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atomic64_inc(&cntr->out_of_mem_drop_cnt);
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dev_err(hdev->dev, "Failed to allocate a new job\n");
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return -ENOMEM;
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@ -894,7 +896,7 @@ static int cs_ioctl_signal_wait_create_jobs(struct hl_device *hdev,
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cb = hl_cb_kernel_create(hdev, cb_size,
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q_type == QUEUE_TYPE_HW && hdev->mmu_enable);
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if (!cb) {
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ctx->cs_counters.out_of_mem_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.out_of_mem_drop_cnt);
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atomic64_inc(&cntr->out_of_mem_drop_cnt);
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kfree(job);
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return -EFAULT;
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@ -936,6 +936,22 @@ struct hl_va_range {
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u64 end_addr;
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};
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/**
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* struct hl_cs_counters_atomic - command submission counters
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* @out_of_mem_drop_cnt: dropped due to memory allocation issue
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* @parsing_drop_cnt: dropped due to error in packet parsing
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* @queue_full_drop_cnt: dropped due to queue full
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* @device_in_reset_drop_cnt: dropped due to device in reset
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* @max_cs_in_flight_drop_cnt: dropped due to maximum CS in-flight
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*/
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struct hl_cs_counters_atomic {
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atomic64_t out_of_mem_drop_cnt;
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atomic64_t parsing_drop_cnt;
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atomic64_t queue_full_drop_cnt;
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atomic64_t device_in_reset_drop_cnt;
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atomic64_t max_cs_in_flight_drop_cnt;
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};
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/**
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* struct hl_ctx - user/kernel context.
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* @mem_hash: holds mapping from virtual address to virtual memory area
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@ -954,6 +970,7 @@ struct hl_va_range {
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* @mmu_lock: protects the MMU page tables. Any change to the PGT, modifying the
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* MMU hash or walking the PGT requires talking this lock.
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* @debugfs_list: node in debugfs list of contexts.
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* @cs_counters: context command submission counters.
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* @cb_va_pool: device VA pool for command buffers which are mapped to the
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* device's MMU.
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* @cs_sequence: sequence number for CS. Value is assigned to a CS and passed
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@ -976,26 +993,26 @@ struct hl_va_range {
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struct hl_ctx {
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DECLARE_HASHTABLE(mem_hash, MEM_HASH_TABLE_BITS);
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DECLARE_HASHTABLE(mmu_shadow_hash, MMU_HASH_TABLE_BITS);
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struct hl_fpriv *hpriv;
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struct hl_device *hdev;
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struct kref refcount;
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struct hl_fence **cs_pending;
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struct hl_va_range *host_va_range;
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struct hl_va_range *host_huge_va_range;
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struct hl_va_range *dram_va_range;
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struct mutex mem_hash_lock;
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struct mutex mmu_lock;
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struct list_head debugfs_list;
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struct hl_cs_counters cs_counters;
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struct gen_pool *cb_va_pool;
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u64 cs_sequence;
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u64 *dram_default_hops;
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spinlock_t cs_lock;
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atomic64_t dram_phys_mem;
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atomic_t thread_ctx_switch_token;
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u32 thread_ctx_switch_wait_token;
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u32 asid;
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u32 handle;
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struct hl_fpriv *hpriv;
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struct hl_device *hdev;
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struct kref refcount;
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struct hl_fence **cs_pending;
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struct hl_va_range *host_va_range;
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struct hl_va_range *host_huge_va_range;
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struct hl_va_range *dram_va_range;
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struct mutex mem_hash_lock;
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struct mutex mmu_lock;
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struct list_head debugfs_list;
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struct hl_cs_counters_atomic cs_counters;
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struct gen_pool *cb_va_pool;
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u64 cs_sequence;
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u64 *dram_default_hops;
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spinlock_t cs_lock;
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atomic64_t dram_phys_mem;
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atomic_t thread_ctx_switch_token;
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u32 thread_ctx_switch_wait_token;
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u32 asid;
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u32 handle;
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};
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/**
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@ -1164,22 +1181,6 @@ struct hl_cs_parser {
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u8 contains_dma_pkt;
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};
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/**
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* struct hl_info_cs_counters - command submission counters
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* @out_of_mem_drop_cnt: dropped due to memory allocation issue
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* @parsing_drop_cnt: dropped due to error in packet parsing
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* @queue_full_drop_cnt: dropped due to queue full
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* @device_in_reset_drop_cnt: dropped due to device in reset
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* @max_cs_in_flight_drop_cnt: dropped due to maximum CS in-flight
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*/
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struct hl_cs_counters_atomic {
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atomic64_t out_of_mem_drop_cnt;
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atomic64_t parsing_drop_cnt;
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atomic64_t queue_full_drop_cnt;
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atomic64_t device_in_reset_drop_cnt;
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atomic64_t max_cs_in_flight_drop_cnt;
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};
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/*
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* MEMORY STRUCTURE
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*/
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@ -315,7 +315,7 @@ static int clk_throttle_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
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static int cs_counters_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
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{
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void __user *out = (void __user *) (uintptr_t) args->return_pointer;
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struct hl_info_cs_counters cs_counters = { {0} };
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struct hl_info_cs_counters cs_counters = {0};
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struct hl_device *hdev = hpriv->hdev;
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struct hl_cs_counters_atomic *cntr;
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u32 max_size = args->return_size;
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@ -325,23 +325,34 @@ static int cs_counters_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
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if ((!max_size) || (!out))
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return -EINVAL;
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memcpy(&cs_counters.cs_counters, &hdev->aggregated_cs_counters,
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sizeof(struct hl_cs_counters));
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cs_counters.cs_counters.out_of_mem_drop_cnt =
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cs_counters.total_out_of_mem_drop_cnt =
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atomic64_read(&cntr->out_of_mem_drop_cnt);
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cs_counters.cs_counters.parsing_drop_cnt =
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cs_counters.total_parsing_drop_cnt =
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atomic64_read(&cntr->parsing_drop_cnt);
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cs_counters.cs_counters.queue_full_drop_cnt =
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cs_counters.total_queue_full_drop_cnt =
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atomic64_read(&cntr->queue_full_drop_cnt);
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cs_counters.cs_counters.device_in_reset_drop_cnt =
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cs_counters.total_device_in_reset_drop_cnt =
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atomic64_read(&cntr->device_in_reset_drop_cnt);
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cs_counters.cs_counters.max_cs_in_flight_drop_cnt =
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cs_counters.total_max_cs_in_flight_drop_cnt =
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atomic64_read(&cntr->max_cs_in_flight_drop_cnt);
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if (hpriv->ctx)
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memcpy(&cs_counters.ctx_cs_counters, &hpriv->ctx->cs_counters,
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sizeof(struct hl_cs_counters));
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if (hpriv->ctx) {
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cs_counters.ctx_out_of_mem_drop_cnt =
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atomic64_read(
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&hpriv->ctx->cs_counters.out_of_mem_drop_cnt);
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cs_counters.ctx_parsing_drop_cnt =
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atomic64_read(
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&hpriv->ctx->cs_counters.parsing_drop_cnt);
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cs_counters.ctx_queue_full_drop_cnt =
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atomic64_read(
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&hpriv->ctx->cs_counters.queue_full_drop_cnt);
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cs_counters.ctx_device_in_reset_drop_cnt =
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atomic64_read(
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&hpriv->ctx->cs_counters.device_in_reset_drop_cnt);
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cs_counters.ctx_max_cs_in_flight_drop_cnt =
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atomic64_read(
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&hpriv->ctx->cs_counters.max_cs_in_flight_drop_cnt);
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}
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return copy_to_user(out, &cs_counters,
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min((size_t) max_size, sizeof(cs_counters))) ? -EFAULT : 0;
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@ -523,7 +523,7 @@ int hl_hw_queue_schedule_cs(struct hl_cs *cs)
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hdev->asic_funcs->hw_queues_lock(hdev);
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if (hl_device_disabled_or_in_reset(hdev)) {
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ctx->cs_counters.device_in_reset_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.device_in_reset_drop_cnt);
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atomic64_inc(&cntr->device_in_reset_drop_cnt);
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dev_err(hdev->dev,
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"device is disabled or in reset, CS rejected!\n");
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@ -557,7 +557,8 @@ int hl_hw_queue_schedule_cs(struct hl_cs *cs)
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}
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if (rc) {
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ctx->cs_counters.queue_full_drop_cnt++;
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atomic64_inc(
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&ctx->cs_counters.queue_full_drop_cnt);
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atomic64_inc(&cntr->queue_full_drop_cnt);
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goto unroll_cq_resv;
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}
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@ -1137,7 +1137,7 @@ static int gaudi_collective_wait_create_job(struct hl_device *hdev,
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hw_queue_prop = &hdev->asic_prop.hw_queues_props[queue_id];
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job = hl_cs_allocate_job(hdev, hw_queue_prop->type, true);
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if (!job) {
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ctx->cs_counters.out_of_mem_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.out_of_mem_drop_cnt);
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atomic64_inc(&cntr->out_of_mem_drop_cnt);
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dev_err(hdev->dev, "Failed to allocate a new job\n");
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return -ENOMEM;
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@ -1147,7 +1147,7 @@ static int gaudi_collective_wait_create_job(struct hl_device *hdev,
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cb = hl_cb_kernel_create(hdev, cb_size,
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hdev->mmu_enable && !patched_cb);
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if (!cb) {
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ctx->cs_counters.out_of_mem_drop_cnt++;
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atomic64_inc(&ctx->cs_counters.out_of_mem_drop_cnt);
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atomic64_inc(&cntr->out_of_mem_drop_cnt);
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kfree(job);
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return -EFAULT;
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@ -407,23 +407,28 @@ struct hl_info_sync_manager {
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/**
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* struct hl_info_cs_counters - command submission counters
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* @out_of_mem_drop_cnt: dropped due to memory allocation issue
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* @parsing_drop_cnt: dropped due to error in packet parsing
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* @queue_full_drop_cnt: dropped due to queue full
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* @device_in_reset_drop_cnt: dropped due to device in reset
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* @max_cs_in_flight_drop_cnt: dropped due to maximum CS in-flight
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* @total_out_of_mem_drop_cnt: total dropped due to memory allocation issue
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* @ctx_out_of_mem_drop_cnt: context dropped due to memory allocation issue
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* @total_parsing_drop_cnt: total dropped due to error in packet parsing
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* @ctx_parsing_drop_cnt: context dropped due to error in packet parsing
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* @total_queue_full_drop_cnt: total dropped due to queue full
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* @ctx_queue_full_drop_cnt: context dropped due to queue full
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* @total_device_in_reset_drop_cnt: total dropped due to device in reset
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* @ctx_device_in_reset_drop_cnt: context dropped due to device in reset
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* @total_max_cs_in_flight_drop_cnt: total dropped due to maximum CS in-flight
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* @ctx_max_cs_in_flight_drop_cnt: context dropped due to maximum CS in-flight
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*/
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struct hl_cs_counters {
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__u64 out_of_mem_drop_cnt;
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__u64 parsing_drop_cnt;
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__u64 queue_full_drop_cnt;
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__u64 device_in_reset_drop_cnt;
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__u64 max_cs_in_flight_drop_cnt;
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};
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struct hl_info_cs_counters {
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struct hl_cs_counters cs_counters;
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struct hl_cs_counters ctx_cs_counters;
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__u64 total_out_of_mem_drop_cnt;
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__u64 ctx_out_of_mem_drop_cnt;
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__u64 total_parsing_drop_cnt;
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__u64 ctx_parsing_drop_cnt;
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__u64 total_queue_full_drop_cnt;
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__u64 ctx_queue_full_drop_cnt;
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__u64 total_device_in_reset_drop_cnt;
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__u64 ctx_device_in_reset_drop_cnt;
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__u64 total_max_cs_in_flight_drop_cnt;
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__u64 ctx_max_cs_in_flight_drop_cnt;
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};
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enum gaudi_dcores {
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