[PATCH] USB: Desknote/ECS UCR-61S2B card reader (2.5.72 patched)

 This is for 2.5.72 with the US_PR_DEVICE / US_SC_DEVICE patch in place.
 Tested and working.

drivers/usb/storage/initializers.c

@@ -41,6 +41,7 @@
 #include <linux/errno.h>
 #include "initializers.h"
 #include "debug.h"
+#include "transport.h"
 
 /* This places the Shuttle/SCM USB<->SCSI bridge devices in multi-target
  * mode */
@@ -59,4 +60,50 @@ int usb_stor_euscsi_init(struct us_data *us)
 	return 0;
 }
 
+/* This function is required to activate all four slots on the UCR-61S2B
+ * flash reader */
 
+int usb_stor_ucr61s2b_init(struct us_data *us)
+{
+	struct bulk_cb_wrap *bcb;
+	struct bulk_cs_wrap *bcs;
+	int res, partial;
+
+	bcb = kmalloc(sizeof *bcb, in_interrupt() ? GFP_ATOMIC : GFP_NOIO);
+	if (!bcb) {
+		return(-1);
+	}
+	bcs = kmalloc(sizeof *bcs, in_interrupt() ? GFP_ATOMIC : GFP_NOIO);
+	if (!bcs) {
+		kfree(bcb);
+		return(-1);
+	}
+
+	US_DEBUGP("Sending UCR-61S2B initialization packet...\n");
+
+	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
+	bcb->Tag = 0;
+	bcb->DataTransferLength = cpu_to_le32(0);
+	bcb->Flags = bcb->Lun = 0;
+	bcb->Length = sizeof(UCR61S2B_INIT);
+	memset(bcb->CDB, 0, sizeof(bcb->CDB));
+	memcpy(bcb->CDB, UCR61S2B_INIT, sizeof(UCR61S2B_INIT));
+
+	res = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcb,
+			US_BULK_CB_WRAP_LEN, &partial);
+	US_DEBUGP("-- result is %d\n", res);
+	kfree(bcb);
+
+	if(res) {
+		kfree(bcs);
+		return(res);
+	}
+
+	res = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
+			US_BULK_CS_WRAP_LEN, &partial);
+	US_DEBUGP("-- result of status read is %d\n", res);
+
+	kfree(bcs);
+
+	return(res ? -1 : 0);
+}

drivers/usb/storage/initializers.h

@@ -48,3 +48,9 @@ int usb_stor_euscsi_init(struct us_data *us);
 #ifdef CONFIG_USB_STORAGE_SDDR09
 int sddr09_init(struct us_data *us);
 #endif
+
+#define UCR61S2B_INIT "\xec\x0a\x06\x00$PCCHIPS"
+
+/* This function is required to activate all four slots on the UCR-61S2B
+ * flash reader */
+int usb_stor_ucr61s2b_init(struct us_data *us);

drivers/usb/storage/unusual_devs.h

@@ -620,6 +620,16 @@ UNUSUAL_DEV(  0x1065, 0x2136, 0x0000, 0x0001,
 		US_SC_SCSI, US_PR_BULK, NULL,
 		US_FL_MODE_XLATE | US_FL_FIX_INQUIRY ),
 
+/* Reported by Kevin Cernekee <kpc-usbdev@gelato.uiuc.edu>
+ * Tested on hardware version 1.10.
+ * Entry is needed only for the initializer function override.
+ */
+UNUSUAL_DEV(  0x1019, 0x0c55, 0x0000, 0x9999,
+		"Desknote",
+		"UCR-61S2B",
+		US_SC_DEVICE, US_PR_DEVICE, usb_stor_ucr61s2b_init,
+		0 ),
+
 /* Reported by Dan Pilone <pilone@slac.com>
  * The device needs the flags only.
  * Also reported by Brian Hall <brihall@pcisys.net>, again for flags.