[U-Boot] [PATCH] Remove unnecessary reset request in usb_stor_get_info

Erik Hansen erik at makarta.com
Thu Mar 24 14:18:12 CET 2011


The reset request in usb_stor_get_info is causing issues with some usb
sticks. Some of these sticks vendor_id/product_id have been hardcoded to
not reset but better is to remove the reset altogether. It is not needed.
---
 common/usb_storage.c |   25 -------------------------
 1 files changed, 0 insertions(+), 25 deletions(-)

diff --git a/common/usb_storage.c b/common/usb_storage.c
index 1e6cd6a..6963e6d 100644
--- a/common/usb_storage.c
+++ b/common/usb_storage.c
@@ -1346,31 +1346,6 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
 	unsigned long *capacity, *blksz;
 	ccb *pccb = &usb_ccb;
 
-	/* for some reasons a couple of devices would not survive this reset */
-	if (
-	    /* Sony USM256E */
-	    (dev->descriptor.idVendor == 0x054c &&
-	     dev->descriptor.idProduct == 0x019e)
-	    ||
-	    /* USB007 Mini-USB2 Flash Drive */
-	    (dev->descriptor.idVendor == 0x066f &&
-	     dev->descriptor.idProduct == 0x2010)
-	    ||
-	    /* SanDisk Corporation Cruzer Micro 20044318410546613953 */
-	    (dev->descriptor.idVendor == 0x0781 &&
-	     dev->descriptor.idProduct == 0x5151)
-	    ||
-	    /*
-	     * SanDisk Corporation U3 Cruzer Micro 1/4GB
-	     * Flash Drive 000016244373FFB4
-	     */
-	    (dev->descriptor.idVendor == 0x0781 &&
-	     dev->descriptor.idProduct == 0x5406)
-	    )
-		USB_STOR_PRINTF("usb_stor_get_info: skipping RESET..\n");
-	else
-		ss->transport_reset(ss);
-
 	pccb->pdata = usb_stor_buf;
 
 	dev_desc->target = dev->devnum;
-- 
1.7.0.4




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