ChangeSet 1.1245, 2003/06/18 16:54:36-07:00, [EMAIL PROTECTED]
[PATCH] USB: Make Olympus cameras work with usb-storage
According to Jan Derfinak, Olympus USB cameras mistakenly report an
'USBU' signature instead of 'USBS', while using the normal USB Storage
protocol.
drivers/usb/storage/transport.c | 2 +-
drivers/usb/storage/transport.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff -Nru a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
--- a/drivers/usb/storage/transport.c Wed Jun 18 17:35:16 2003
+++ b/drivers/usb/storage/transport.c Wed Jun 18 17:35:16 2003
@@ -1250,7 +1250,7 @@
US_DEBUGP("Bulk status Sig 0x%x T 0x%x R %d Stat 0x%x\n",
le32_to_cpu(bcs->Signature), bcs->Tag,
bcs->Residue, bcs->Status);
- if (bcs->Signature != cpu_to_le32(US_BULK_CS_SIGN) ||
+ if ((bcs->Signature != cpu_to_le32(US_BULK_CS_SIGN) && bcs->Signature !=
cpu_to_le32(US_BULK_CS_OLYMPUS_SIGN)) ||
bcs->Tag != bcb->Tag ||
bcs->Status > US_BULK_STAT_PHASE || partial != 13) {
US_DEBUGP("Bulk logical error\n");
diff -Nru a/drivers/usb/storage/transport.h b/drivers/usb/storage/transport.h
--- a/drivers/usb/storage/transport.h Wed Jun 18 17:35:16 2003
+++ b/drivers/usb/storage/transport.h Wed Jun 18 17:35:16 2003
@@ -106,6 +106,8 @@
#define US_BULK_CS_WRAP_LEN 13
#define US_BULK_CS_SIGN 0x53425355 /* spells out 'USBS' */
+/* This is for Olympus Camedia digital cameras */
+#define US_BULK_CS_OLYMPUS_SIGN 0x55425355 /* spells out 'USBU' */
#define US_BULK_STAT_OK 0
#define US_BULK_STAT_FAIL 1
#define US_BULK_STAT_PHASE 2
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