diff options
| author | Heinrich Schuchardt | 2022-10-04 16:19:30 +0200 |
|---|---|---|
| committer | Heinrich Schuchardt | 2022-10-06 22:54:57 +0200 |
| commit | a6d4f704ad4ae91f66d1901877f072f762812c39 (patch) | |
| tree | bf41c592cfa66c80ca9212ee622e79fe89aadad1 /lib | |
| parent | f3290be388aa12971ba3cabc969b8d3c94ea7035 (diff) | |
efi_driver: carve out function to create block device
* Carve out function efi_bl_create_block_device() from efi_bl_bind().
* Add a check for U-Boot devices to efi_bl_bind().
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_driver/efi_block_device.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/lib/efi_driver/efi_block_device.c b/lib/efi_driver/efi_block_device.c index 9ccc1485907..10f3cb90c43 100644 --- a/lib/efi_driver/efi_block_device.c +++ b/lib/efi_driver/efi_block_device.c @@ -114,21 +114,16 @@ static ulong efi_bl_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, * @interface: block io protocol * Return: status code */ -static efi_status_t efi_bl_bind(efi_handle_t handle, void *interface) +static efi_status_t +efi_bl_create_block_device(efi_handle_t handle, void *interface) { struct udevice *bdev = NULL, *parent = dm_root(); efi_status_t ret; int devnum; char *name; - struct efi_object *obj = efi_search_obj(handle); struct efi_block_io *io = interface; struct efi_blk_plat *plat; - EFI_PRINT("%s: handle %p, interface %p\n", __func__, handle, io); - - if (!obj || !interface) - return EFI_INVALID_PARAMETER; - devnum = blk_find_max_devnum(UCLASS_EFI_LOADER); if (devnum == -ENODEV) devnum = 0; @@ -176,6 +171,29 @@ err: return ret; } +/** + * efi_bl_bind() - bind to a block io protocol + * + * @handle: handle + * @interface: block io protocol + * Return: status code + */ +static efi_status_t efi_bl_bind(efi_handle_t handle, void *interface) +{ + efi_status_t ret = EFI_SUCCESS; + struct efi_object *obj = efi_search_obj(handle); + + EFI_PRINT("%s: handle %p, interface %p\n", __func__, handle, interface); + + if (!obj || !interface) + return EFI_INVALID_PARAMETER; + + if (!handle->dev) + ret = efi_bl_create_block_device(handle, interface); + + return ret; +} + /* Block device driver operators */ static const struct blk_ops efi_blk_ops = { .read = efi_bl_read, |