X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=drivers%2Fusb%2Fgadget%2Fstorage_common.c;h=b55e40bbda947bb1c1c4f6f9c25ee03d0237df0f;hp=594dc10afa89157b81fb1cfc6ed67d5ec14f5eb8;hb=5a1095a830299aef8dd32495e505e92ab1749e89;hpb=345be0b26734c560e8b33531ab21a1272179c5c3

diff --git a/drivers/usb/gadget/storage_common.c b/drivers/usb/gadget/storage_common.c
index 594dc10afa..b55e40bbda 100644
--- a/drivers/usb/gadget/storage_common.c
+++ b/drivers/usb/gadget/storage_common.c
@@ -11,19 +11,7 @@
  * Code refactoring & cleanup:
  * Łukasz Majewski <l.majewski@samsung.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 
@@ -279,15 +267,9 @@ struct interrupt_data {
 #define ASCQ(x)		((u8) (x))
 
 struct device_attribute { int i; };
-struct rw_semaphore { int i; };
-#define down_write(...)			do { } while (0)
-#define up_write(...)			do { } while (0)
-#define down_read(...)			do { } while (0)
-#define up_read(...)			do { } while (0)
 #define ETOOSMALL	525
 
 #include <usb_mass_storage.h>
-extern struct ums_board_info		*ums_info;
 
 /*-------------------------------------------------------------------------*/
 
@@ -585,36 +567,16 @@ static struct usb_gadget_strings	fsg_stringtab = {
 static int fsg_lun_open(struct fsg_lun *curlun, const char *filename)
 {
 	int				ro;
-	int				rc = -EINVAL;
-	loff_t				size;
-	loff_t				num_sectors;
-	loff_t				min_sectors;
 
 	/* R/W if we can, R/O if we must */
 	ro = curlun->initially_ro;
 
-	ums_info->get_capacity(&(ums_info->ums_dev), &size);
-	if (size < 0) {
-		printf("unable to find file size: %s\n", filename);
-		rc = (int) size;
-		goto out;
-	}
-	num_sectors = size >> 9;	/* File size in 512-byte blocks */
-	min_sectors = 1;
-	if (num_sectors < min_sectors) {
-		printf("file too small: %s\n", filename);
-		rc = -ETOOSMALL;
-		goto out;
-	}
-
 	curlun->ro = ro;
-	curlun->file_length = size;
-	curlun->num_sectors = num_sectors;
+	curlun->file_length = ums->num_sectors << 9;
+	curlun->num_sectors = ums->num_sectors;
 	debug("open backing file: %s\n", filename);
-	rc = 0;
 
-out:
-	return rc;
+	return 0;
 }
 
 static void fsg_lun_close(struct fsg_lun *curlun)