diff options
| -rw-r--r-- | drivers/gpu/drm/xe/xe_vm.c | 129 | ||||
| -rw-r--r-- | include/uapi/drm/xe_drm.h | 23 |
2 files changed, 4 insertions, 148 deletions
diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 3d350b27732f..c7e3b1fbd931 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -1531,37 +1531,6 @@ static void flush_async_ops(struct xe_vm *vm) flush_work(&vm->async_ops.work); } -static void vm_error_capture(struct xe_vm *vm, int err, - u32 op, u64 addr, u64 size) -{ - struct drm_xe_vm_bind_op_error_capture capture; - u64 __user *address = - u64_to_user_ptr(vm->async_ops.error_capture.addr); - bool in_kthread = !current->mm; - - capture.error = err; - capture.op = op; - capture.addr = addr; - capture.size = size; - - if (in_kthread) { - if (!mmget_not_zero(vm->async_ops.error_capture.mm)) - goto mm_closed; - kthread_use_mm(vm->async_ops.error_capture.mm); - } - - if (copy_to_user(address, &capture, sizeof(capture))) - drm_warn(&vm->xe->drm, "Copy to user failed"); - - if (in_kthread) { - kthread_unuse_mm(vm->async_ops.error_capture.mm); - mmput(vm->async_ops.error_capture.mm); - } - -mm_closed: - wake_up_all(&vm->async_ops.error_capture.wq); -} - static void xe_vm_close(struct xe_vm *vm) { down_write(&vm->lock); @@ -2036,91 +2005,6 @@ static int xe_vm_unbind(struct xe_vm *vm, struct xe_vma *vma, return 0; } -static int vm_set_error_capture_address(struct xe_device *xe, struct xe_vm *vm, - u64 value) -{ - if (XE_IOCTL_DBG(xe, !value)) - return -EINVAL; - - if (XE_IOCTL_DBG(xe, !(vm->flags & XE_VM_FLAG_ASYNC_BIND_OPS))) - return -EOPNOTSUPP; - - if (XE_IOCTL_DBG(xe, vm->async_ops.error_capture.addr)) - return -EOPNOTSUPP; - - vm->async_ops.error_capture.mm = current->mm; - vm->async_ops.error_capture.addr = value; - init_waitqueue_head(&vm->async_ops.error_capture.wq); - - return 0; -} - -typedef int (*xe_vm_set_property_fn)(struct xe_device *xe, struct xe_vm *vm, - u64 value); - -static const xe_vm_set_property_fn vm_set_property_funcs[] = { - [XE_VM_PROPERTY_BIND_OP_ERROR_CAPTURE_ADDRESS] = - vm_set_error_capture_address, -}; - -static int vm_user_ext_set_property(struct xe_device *xe, struct xe_vm *vm, - u64 extension) -{ - u64 __user *address = u64_to_user_ptr(extension); - struct drm_xe_ext_set_property ext; - int err; - - err = __copy_from_user(&ext, address, sizeof(ext)); - if (XE_IOCTL_DBG(xe, err)) - return -EFAULT; - - if (XE_IOCTL_DBG(xe, ext.property >= - ARRAY_SIZE(vm_set_property_funcs)) || - XE_IOCTL_DBG(xe, ext.pad) || - XE_IOCTL_DBG(xe, ext.reserved[0] || ext.reserved[1])) - return -EINVAL; - - return vm_set_property_funcs[ext.property](xe, vm, ext.value); -} - -typedef int (*xe_vm_user_extension_fn)(struct xe_device *xe, struct xe_vm *vm, - u64 extension); - -static const xe_vm_set_property_fn vm_user_extension_funcs[] = { - [XE_VM_EXTENSION_SET_PROPERTY] = vm_user_ext_set_property, -}; - -#define MAX_USER_EXTENSIONS 16 -static int vm_user_extensions(struct xe_device *xe, struct xe_vm *vm, - u64 extensions, int ext_number) -{ - u64 __user *address = u64_to_user_ptr(extensions); - struct xe_user_extension ext; - int err; - - if (XE_IOCTL_DBG(xe, ext_number >= MAX_USER_EXTENSIONS)) - return -E2BIG; - - err = __copy_from_user(&ext, address, sizeof(ext)); - if (XE_IOCTL_DBG(xe, err)) - return -EFAULT; - - if (XE_IOCTL_DBG(xe, ext.pad) || - XE_IOCTL_DBG(xe, ext.name >= - ARRAY_SIZE(vm_user_extension_funcs))) - return -EINVAL; - - err = vm_user_extension_funcs[ext.name](xe, vm, extensions); - if (XE_IOCTL_DBG(xe, err)) - return err; - - if (ext.next_extension) - return vm_user_extensions(xe, vm, ext.next_extension, - ++ext_number); - - return 0; -} - #define ALL_DRM_XE_VM_CREATE_FLAGS (DRM_XE_VM_CREATE_SCRATCH_PAGE | \ DRM_XE_VM_CREATE_COMPUTE_MODE | \ DRM_XE_VM_CREATE_ASYNC_BIND_OPS | \ @@ -2138,6 +2022,9 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data, int err; u32 flags = 0; + if (XE_IOCTL_DBG(xe, args->extensions)) + return -EINVAL; + if (XE_WA(xe_root_mmio_gt(xe), 14016763929)) args->flags |= DRM_XE_VM_CREATE_SCRATCH_PAGE; @@ -2180,14 +2067,6 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data, if (IS_ERR(vm)) return PTR_ERR(vm); - if (args->extensions) { - err = vm_user_extensions(xe, vm, args->extensions, 0); - if (XE_IOCTL_DBG(xe, err)) { - xe_vm_close_and_put(vm); - return err; - } - } - mutex_lock(&xef->vm.lock); err = xa_alloc(&xef->vm.xa, &id, vm, xa_limit_32b, GFP_KERNEL); mutex_unlock(&xef->vm.lock); @@ -3087,8 +2966,6 @@ static void xe_vma_op_work_func(struct work_struct *w) vm_set_async_error(vm, err); up_write(&vm->lock); - if (vm->async_ops.error_capture.addr) - vm_error_capture(vm, err, 0, 0, 0); break; } up_write(&vm->lock); diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h index 4987a634afc7..e7cf42c7234b 100644 --- a/include/uapi/drm/xe_drm.h +++ b/include/uapi/drm/xe_drm.h @@ -552,23 +552,6 @@ struct drm_xe_gem_mmap_offset { __u64 reserved[2]; }; -/** - * struct drm_xe_vm_bind_op_error_capture - format of VM bind op error capture - */ -struct drm_xe_vm_bind_op_error_capture { - /** @error: errno that occurred */ - __s32 error; - - /** @op: operation that encounter an error */ - __u32 op; - - /** @addr: address of bind op */ - __u64 addr; - - /** @size: size of bind */ - __u64 size; -}; - /** struct drm_xe_ext_set_property - XE set property extension */ struct drm_xe_ext_set_property { /** @base: base user extension */ @@ -589,7 +572,6 @@ struct drm_xe_ext_set_property { struct drm_xe_vm_create { #define XE_VM_EXTENSION_SET_PROPERTY 0 -#define XE_VM_PROPERTY_BIND_OP_ERROR_CAPTURE_ADDRESS 0 /** @extensions: Pointer to the first extension struct, if any */ __u64 extensions; @@ -674,10 +656,7 @@ struct drm_xe_vm_bind_op { * practice the bind op is good and will complete. * * If this flag is set and doesn't return an error, the bind op can - * still fail and recovery is needed. If configured, the bind op that - * caused the error will be captured in drm_xe_vm_bind_op_error_capture. - * Once the user sees the error (via a ufence + - * XE_VM_PROPERTY_BIND_OP_ERROR_CAPTURE_ADDRESS), it should free memory + * still fail and recovery is needed. It should free memory * via non-async unbinds, and then restart all queued async binds op via * XE_VM_BIND_OP_RESTART. Or alternatively the user should destroy the * VM. |