diff options
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | 30 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h | 34 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 28 |
4 files changed, 41 insertions, 59 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c b/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c index 1d33c4f25263..27bcc5b472f6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c @@ -72,11 +72,11 @@ static int dbgdev_diq_submit_ib(struct kfd_dbgdev *dbgdev, * The receive packet buff will be sitting on the Indirect Buffer * and in the PQ we put the IB packet + sync packet(s). */ - status = kq->ops.acquire_packet_buffer(kq, + status = kq_acquire_packet_buffer(kq, pq_packets_size_in_bytes / sizeof(uint32_t), &ib_packet_buff); if (status) { - pr_err("acquire_packet_buffer failed\n"); + pr_err("kq_acquire_packet_buffer failed\n"); return status; } @@ -115,7 +115,7 @@ static int dbgdev_diq_submit_ib(struct kfd_dbgdev *dbgdev, if (status) { pr_err("Failed to allocate GART memory\n"); - kq->ops.rollback_packet(kq); + kq_rollback_packet(kq); return status; } @@ -151,7 +151,7 @@ static int dbgdev_diq_submit_ib(struct kfd_dbgdev *dbgdev, rm_packet->data_lo = QUEUESTATE__ACTIVE; - kq->ops.submit_packet(kq); + kq_submit_packet(kq); /* Wait till CP writes sync code: */ status = amdkfd_fence_wait_timeout( diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c index 59ee9053498c..2d56dc534459 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c @@ -34,7 +34,10 @@ #define PM4_COUNT_ZERO (((1 << 15) - 1) << 16) -static bool initialize(struct kernel_queue *kq, struct kfd_dev *dev, +/* Initialize a kernel queue, including allocations of GART memory + * needed for the queue. + */ +static bool kq_initialize(struct kernel_queue *kq, struct kfd_dev *dev, enum kfd_queue_type type, unsigned int queue_size) { struct queue_properties prop; @@ -88,7 +91,7 @@ static bool initialize(struct kernel_queue *kq, struct kfd_dev *dev, kq->pq_gpu_addr = kq->pq->gpu_addr; /* For CIK family asics, kq->eop_mem is not needed */ - if (dev->device_info->asic_family > CHIP_HAWAII) { + if (dev->device_info->asic_family > CHIP_MULLINS) { retval = kfd_gtt_sa_allocate(dev, PAGE_SIZE, &kq->eop_mem); if (retval != 0) goto err_eop_allocate_vidmem; @@ -191,7 +194,8 @@ err_get_kernel_doorbell: } -static void uninitialize(struct kernel_queue *kq) +/* Uninitialize a kernel queue and free all its memory usages. */ +static void kq_uninitialize(struct kernel_queue *kq) { if (kq->queue->properties.type == KFD_QUEUE_TYPE_HIQ) kq->mqd_mgr->destroy_mqd(kq->mqd_mgr, @@ -220,7 +224,7 @@ static void uninitialize(struct kernel_queue *kq) uninit_queue(kq->queue); } -static int acquire_packet_buffer(struct kernel_queue *kq, +int kq_acquire_packet_buffer(struct kernel_queue *kq, size_t packet_size_in_dwords, unsigned int **buffer_ptr) { size_t available_size; @@ -281,7 +285,7 @@ err_no_space: return -ENOMEM; } -static void submit_packet(struct kernel_queue *kq) +void kq_submit_packet(struct kernel_queue *kq) { #ifdef DEBUG int i; @@ -304,7 +308,7 @@ static void submit_packet(struct kernel_queue *kq) } } -static void rollback_packet(struct kernel_queue *kq) +void kq_rollback_packet(struct kernel_queue *kq) { if (kq->dev->device_info->doorbell_size == 8) { kq->pending_wptr64 = *kq->wptr64_kernel; @@ -324,13 +328,7 @@ struct kernel_queue *kernel_queue_init(struct kfd_dev *dev, if (!kq) return NULL; - kq->ops.initialize = initialize; - kq->ops.uninitialize = uninitialize; - kq->ops.acquire_packet_buffer = acquire_packet_buffer; - kq->ops.submit_packet = submit_packet; - kq->ops.rollback_packet = rollback_packet; - - if (kq->ops.initialize(kq, dev, type, KFD_KERNEL_QUEUE_SIZE)) + if (kq_initialize(kq, dev, type, KFD_KERNEL_QUEUE_SIZE)) return kq; pr_err("Failed to init kernel queue\n"); @@ -341,7 +339,7 @@ struct kernel_queue *kernel_queue_init(struct kfd_dev *dev, void kernel_queue_uninit(struct kernel_queue *kq) { - kq->ops.uninitialize(kq); + kq_uninitialize(kq); kfree(kq); } @@ -361,7 +359,7 @@ static __attribute__((unused)) void test_kq(struct kfd_dev *dev) return; } - retval = kq->ops.acquire_packet_buffer(kq, 5, &buffer); + retval = kq_acquire_packet_buffer(kq, 5, &buffer); if (unlikely(retval != 0)) { pr_err(" Failed to acquire packet buffer\n"); pr_err("Kernel queue test failed\n"); @@ -369,7 +367,7 @@ static __attribute__((unused)) void test_kq(struct kfd_dev *dev) } for (i = 0; i < 5; i++) buffer[i] = kq->nop_packet; - kq->ops.submit_packet(kq); + kq_submit_packet(kq); pr_err("Ending kernel queue test\n"); } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h index 475e9499c0af..f4cfe9f1871c 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h @@ -29,44 +29,28 @@ #include "kfd_priv.h" /** - * struct kernel_queue_ops - * - * @initialize: Initialize a kernel queue, including allocations of GART memory - * needed for the queue. - * - * @uninitialize: Uninitialize a kernel queue and free all its memory usages. - * - * @acquire_packet_buffer: Returns a pointer to the location in the kernel + * kq_acquire_packet_buffer: Returns a pointer to the location in the kernel * queue ring buffer where the calling function can write its packet. It is * Guaranteed that there is enough space for that packet. It also updates the * pending write pointer to that location so subsequent calls to * acquire_packet_buffer will get a correct write pointer * - * @submit_packet: Update the write pointer and doorbell of a kernel queue. - * - * @sync_with_hw: Wait until the write pointer and the read pointer of a kernel - * queue are equal, which means the CP has read all the submitted packets. + * kq_submit_packet: Update the write pointer and doorbell of a kernel queue. * - * @rollback_packet: This routine is called if we failed to build an acquired + * kq_rollback_packet: This routine is called if we failed to build an acquired * packet for some reason. It just overwrites the pending wptr with the current * one * */ -struct kernel_queue_ops { - bool (*initialize)(struct kernel_queue *kq, struct kfd_dev *dev, - enum kfd_queue_type type, unsigned int queue_size); - void (*uninitialize)(struct kernel_queue *kq); - int (*acquire_packet_buffer)(struct kernel_queue *kq, - size_t packet_size_in_dwords, - unsigned int **buffer_ptr); - void (*submit_packet)(struct kernel_queue *kq); - void (*rollback_packet)(struct kernel_queue *kq); -}; +int kq_acquire_packet_buffer(struct kernel_queue *kq, + size_t packet_size_in_dwords, + unsigned int **buffer_ptr); +void kq_submit_packet(struct kernel_queue *kq); +void kq_rollback_packet(struct kernel_queue *kq); -struct kernel_queue { - struct kernel_queue_ops ops; +struct kernel_queue { /* data */ struct kfd_dev *dev; struct mqd_manager *mqd_mgr; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c index 700be4f80867..6cabed06ef5d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c @@ -278,7 +278,7 @@ int pm_send_set_resources(struct packet_manager *pm, size = pm->pmf->set_resources_size; mutex_lock(&pm->lock); - pm->priv_queue->ops.acquire_packet_buffer(pm->priv_queue, + kq_acquire_packet_buffer(pm->priv_queue, size / sizeof(uint32_t), (unsigned int **)&buffer); if (!buffer) { @@ -289,9 +289,9 @@ int pm_send_set_resources(struct packet_manager *pm, retval = pm->pmf->set_resources(pm, buffer, res); if (!retval) - pm->priv_queue->ops.submit_packet(pm->priv_queue); + kq_submit_packet(pm->priv_queue); else - pm->priv_queue->ops.rollback_packet(pm->priv_queue); + kq_rollback_packet(pm->priv_queue); out: mutex_unlock(&pm->lock); @@ -316,7 +316,7 @@ int pm_send_runlist(struct packet_manager *pm, struct list_head *dqm_queues) packet_size_dwords = pm->pmf->runlist_size / sizeof(uint32_t); mutex_lock(&pm->lock); - retval = pm->priv_queue->ops.acquire_packet_buffer(pm->priv_queue, + retval = kq_acquire_packet_buffer(pm->priv_queue, packet_size_dwords, &rl_buffer); if (retval) goto fail_acquire_packet_buffer; @@ -326,14 +326,14 @@ int pm_send_runlist(struct packet_manager *pm, struct list_head *dqm_queues) if (retval) goto fail_create_runlist; - pm->priv_queue->ops.submit_packet(pm->priv_queue); + kq_submit_packet(pm->priv_queue); mutex_unlock(&pm->lock); return retval; fail_create_runlist: - pm->priv_queue->ops.rollback_packet(pm->priv_queue); + kq_rollback_packet(pm->priv_queue); fail_acquire_packet_buffer: mutex_unlock(&pm->lock); fail_create_runlist_ib: @@ -352,7 +352,7 @@ int pm_send_query_status(struct packet_manager *pm, uint64_t fence_address, size = pm->pmf->query_status_size; mutex_lock(&pm->lock); - pm->priv_queue->ops.acquire_packet_buffer(pm->priv_queue, + kq_acquire_packet_buffer(pm->priv_queue, size / sizeof(uint32_t), (unsigned int **)&buffer); if (!buffer) { pr_err("Failed to allocate buffer on kernel queue\n"); @@ -362,9 +362,9 @@ int pm_send_query_status(struct packet_manager *pm, uint64_t fence_address, retval = pm->pmf->query_status(pm, buffer, fence_address, fence_value); if (!retval) - pm->priv_queue->ops.submit_packet(pm->priv_queue); + kq_submit_packet(pm->priv_queue); else - pm->priv_queue->ops.rollback_packet(pm->priv_queue); + kq_rollback_packet(pm->priv_queue); out: mutex_unlock(&pm->lock); @@ -381,7 +381,7 @@ int pm_send_unmap_queue(struct packet_manager *pm, enum kfd_queue_type type, size = pm->pmf->unmap_queues_size; mutex_lock(&pm->lock); - pm->priv_queue->ops.acquire_packet_buffer(pm->priv_queue, + kq_acquire_packet_buffer(pm->priv_queue, size / sizeof(uint32_t), (unsigned int **)&buffer); if (!buffer) { pr_err("Failed to allocate buffer on kernel queue\n"); @@ -392,9 +392,9 @@ int pm_send_unmap_queue(struct packet_manager *pm, enum kfd_queue_type type, retval = pm->pmf->unmap_queues(pm, buffer, type, filter, filter_param, reset, sdma_engine); if (!retval) - pm->priv_queue->ops.submit_packet(pm->priv_queue); + kq_submit_packet(pm->priv_queue); else - pm->priv_queue->ops.rollback_packet(pm->priv_queue); + kq_rollback_packet(pm->priv_queue); out: mutex_unlock(&pm->lock); @@ -439,7 +439,7 @@ int pm_debugfs_hang_hws(struct packet_manager *pm) size = pm->pmf->query_status_size; mutex_lock(&pm->lock); - pm->priv_queue->ops.acquire_packet_buffer(pm->priv_queue, + kq_acquire_packet_buffer(pm->priv_queue, size / sizeof(uint32_t), (unsigned int **)&buffer); if (!buffer) { pr_err("Failed to allocate buffer on kernel queue\n"); @@ -447,7 +447,7 @@ int pm_debugfs_hang_hws(struct packet_manager *pm) goto out; } memset(buffer, 0x55, size); - pm->priv_queue->ops.submit_packet(pm->priv_queue); + kq_submit_packet(pm->priv_queue); pr_info("Submitting %x %x %x %x %x %x %x to HIQ to hang the HWS.", buffer[0], buffer[1], buffer[2], buffer[3], |