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, 20 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index e9b96ad3d9a5..222f1df1a6b6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -97,6 +97,7 @@ void kfd_chardev_exit(void) device_destroy(kfd_class, MKDEV(kfd_char_dev_major, 0)); class_destroy(kfd_class); unregister_chrdev(kfd_char_dev_major, kfd_dev_name); + kfd_device = NULL; } struct device *kfd_chardev(void) @@ -1254,7 +1255,7 @@ bool kfd_dev_is_large_bar(struct kfd_dev *dev) return true; } - if (dev->device_info->needs_iommu_device) + if (dev->use_iommu_v2) return false; amdgpu_amdkfd_get_local_mem_info(dev->kgd, &mem_info); @@ -1290,18 +1291,6 @@ static int kfd_ioctl_alloc_memory_of_gpu(struct file *filep, return -EINVAL; } - if (flags & KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL) { - if (args->size != kfd_doorbell_process_slice(dev)) - return -EINVAL; - offset = kfd_get_process_doorbells(dev, p); - } else if (flags & KFD_IOC_ALLOC_MEM_FLAGS_MMIO_REMAP) { - if (args->size != PAGE_SIZE) - return -EINVAL; - offset = amdgpu_amdkfd_get_mmio_remap_phys_addr(dev->kgd); - if (!offset) - return -ENOMEM; - } - mutex_lock(&p->mutex); pdd = kfd_bind_process_to_device(dev, p); @@ -1310,6 +1299,24 @@ static int kfd_ioctl_alloc_memory_of_gpu(struct file *filep, goto err_unlock; } + if (flags & KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL) { + if (args->size != kfd_doorbell_process_slice(dev)) { + err = -EINVAL; + goto err_unlock; + } + offset = kfd_get_process_doorbells(pdd); + } else if (flags & KFD_IOC_ALLOC_MEM_FLAGS_MMIO_REMAP) { + if (args->size != PAGE_SIZE) { + err = -EINVAL; + goto err_unlock; + } + offset = amdgpu_amdkfd_get_mmio_remap_phys_addr(dev->kgd); + if (!offset) { + err = -ENOMEM; + goto err_unlock; + } + } + err = amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu( dev->kgd, args->va_addr, args->size, pdd->vm, (struct kgd_mem **) &mem, &offset, |