diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_chardev.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 4c0b1e42e405..38b6150a19ee 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -145,6 +145,8 @@ static long kfd_ioctl_get_version(struct file *filep, struct kfd_process *p, static int set_queue_properties_from_user(struct queue_properties *q_properties, struct kfd_ioctl_create_queue_args *args) { + void *tmp; + if (args->queue_percentage > KFD_MAX_QUEUE_PERCENTAGE) { pr_err("kfd: queue percentage must be between 0 to KFD_MAX_QUEUE_PERCENTAGE\n"); return -EINVAL; @@ -182,6 +184,20 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, return -EFAULT; } + tmp = (void *)(uintptr_t)args->eop_buffer_address; + if (tmp != NULL && + !access_ok(VERIFY_WRITE, tmp, sizeof(uint32_t))) { + pr_debug("kfd: can't access eop buffer"); + return -EFAULT; + } + + tmp = (void *)(uintptr_t)args->ctx_save_restore_address; + if (tmp != NULL && + !access_ok(VERIFY_WRITE, tmp, sizeof(uint32_t))) { + pr_debug("kfd: can't access ctx save restore buffer"); + return -EFAULT; + } + q_properties->is_interop = false; q_properties->queue_percent = args->queue_percentage; q_properties->priority = args->queue_priority; @@ -189,6 +205,11 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, q_properties->queue_size = args->ring_size; q_properties->read_ptr = (uint32_t *) args->read_pointer_address; q_properties->write_ptr = (uint32_t *) args->write_pointer_address; + q_properties->eop_ring_buffer_address = args->eop_buffer_address; + q_properties->eop_ring_buffer_size = args->eop_buffer_size; + q_properties->ctx_save_restore_area_address = + args->ctx_save_restore_address; + q_properties->ctx_save_restore_area_size = args->ctx_save_restore_size; if (args->queue_type == KFD_IOC_QUEUE_TYPE_COMPUTE || args->queue_type == KFD_IOC_QUEUE_TYPE_COMPUTE_AQL) q_properties->type = KFD_QUEUE_TYPE_COMPUTE; @@ -220,6 +241,11 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, pr_debug("Queue Format (%d)\n", q_properties->format); + pr_debug("Queue EOP (0x%llX)\n", q_properties->eop_ring_buffer_address); + + pr_debug("Queue CTX save arex (0x%llX)\n", + q_properties->ctx_save_restore_area_address); + return 0; } @@ -244,9 +270,12 @@ static long kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p, if (err) return err; + pr_debug("kfd: looking for gpu id 0x%x\n", args.gpu_id); dev = kfd_device_by_id(args.gpu_id); - if (dev == NULL) + if (dev == NULL) { + pr_debug("kfd: gpu id 0x%x was not found\n", args.gpu_id); return -EINVAL; + } mutex_lock(&p->mutex); @@ -410,7 +439,7 @@ static long kfd_ioctl_set_memory_policy(struct file *filep, (args.alternate_policy == KFD_IOC_CACHE_POLICY_COHERENT) ? cache_policy_coherent : cache_policy_noncoherent; - if (!dev->dqm->set_cache_memory_policy(dev->dqm, + if (!dev->dqm->ops.set_cache_memory_policy(dev->dqm, &pdd->qpd, default_policy, alternate_policy, |