Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland...

[linux-2.6] / drivers / usb / gadget / file_storage.c

diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 0a726e106ccd45b0c72feaf24db3ced3ad6414d9..ea2c31d18080d2a23025979a4c798f5133ceba48 100644 (file)
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -308,7 +308,7 @@ MODULE_LICENSE("Dual BSD/GPL");
        dev_vdbg(&(d)->gadget->dev , fmt , ## args)
 #define ERROR(d, fmt, args...) \
        dev_err(&(d)->gadget->dev , fmt , ## args)
-#define WARN(d, fmt, args...) \
+#define WARNING(d, fmt, args...) \
        dev_warn(&(d)->gadget->dev , fmt , ## args)
 #define INFO(d, fmt, args...) \
        dev_info(&(d)->gadget->dev , fmt , ## args)
@@ -1091,7 +1091,7 @@ static int ep0_queue(struct fsg_dev *fsg)
        if (rc != 0 && rc != -ESHUTDOWN) {
 
                /* We can't do much more than wait for a reset */
-               WARN(fsg, "error in submission: %s --> %d\n",
+               WARNING(fsg, "error in submission: %s --> %d\n",
                                fsg->ep0->name, rc);
        }
        return rc;
@@ -1104,7 +1104,7 @@ static void ep0_complete(struct usb_ep *ep, struct usb_request *req)
        if (req->actual > 0)
                dump_msg(fsg, fsg->ep0req_name, req->buf, req->actual);
        if (req->status || req->actual != req->length)
-               DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
+               DBG(fsg, "%s --> %d, %u/%u\n", __func__,
                                req->status, req->actual, req->length);
        if (req->status == -ECONNRESET)         // Request was cancelled
                usb_ep_fifo_flush(ep);
@@ -1125,7 +1125,7 @@ static void bulk_in_complete(struct usb_ep *ep, struct usb_request *req)
        struct fsg_buffhd       *bh = req->context;
 
        if (req->status || req->actual != req->length)
-               DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
+               DBG(fsg, "%s --> %d, %u/%u\n", __func__,
                                req->status, req->actual, req->length);
        if (req->status == -ECONNRESET)         // Request was cancelled
                usb_ep_fifo_flush(ep);
@@ -1146,7 +1146,7 @@ static void bulk_out_complete(struct usb_ep *ep, struct usb_request *req)
 
        dump_msg(fsg, "bulk-out", req->buf, req->actual);
        if (req->status || req->actual != bh->bulk_out_intended_length)
-               DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
+               DBG(fsg, "%s --> %d, %u/%u\n", __func__,
                                req->status, req->actual,
                                bh->bulk_out_intended_length);
        if (req->status == -ECONNRESET)         // Request was cancelled
@@ -1169,7 +1169,7 @@ static void intr_in_complete(struct usb_ep *ep, struct usb_request *req)
        struct fsg_buffhd       *bh = req->context;
 
        if (req->status || req->actual != req->length)
-               DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
+               DBG(fsg, "%s --> %d, %u/%u\n", __func__,
                                req->status, req->actual, req->length);
        if (req->status == -ECONNRESET)         // Request was cancelled
                usb_ep_fifo_flush(ep);
@@ -1227,7 +1227,7 @@ static void received_cbi_adsc(struct fsg_dev *fsg, struct fsg_buffhd *bh)
 
        /* Save the command for later */
        if (fsg->cbbuf_cmnd_size)
-               WARN(fsg, "CB[I] overwriting previous command\n");
+               WARNING(fsg, "CB[I] overwriting previous command\n");
        fsg->cbbuf_cmnd_size = req->actual;
        memcpy(fsg->cbbuf_cmnd, req->buf, fsg->cbbuf_cmnd_size);
 
@@ -1506,7 +1506,7 @@ static void start_transfer(struct fsg_dev *fsg, struct usb_ep *ep,
                 * submissions if DMA is enabled. */
                if (rc != -ESHUTDOWN && !(rc == -EOPNOTSUPP &&
                                                req->length == 0))
-                       WARN(fsg, "error in submission: %s --> %d\n",
+                       WARNING(fsg, "error in submission: %s --> %d\n",
                                        ep->name, rc);
        }
 }
@@ -2294,7 +2294,7 @@ static int halt_bulk_in_endpoint(struct fsg_dev *fsg)
                VDBG(fsg, "delayed bulk-in endpoint halt\n");
        while (rc != 0) {
                if (rc != -EAGAIN) {
-                       WARN(fsg, "usb_ep_set_halt -> %d\n", rc);
+                       WARNING(fsg, "usb_ep_set_halt -> %d\n", rc);
                        rc = 0;
                        break;
                }
@@ -2307,6 +2307,29 @@ static int halt_bulk_in_endpoint(struct fsg_dev *fsg)
        return rc;
 }
 
+static int wedge_bulk_in_endpoint(struct fsg_dev *fsg)
+{
+       int     rc;
+
+       DBG(fsg, "bulk-in set wedge\n");
+       rc = usb_ep_set_wedge(fsg->bulk_in);
+       if (rc == -EAGAIN)
+               VDBG(fsg, "delayed bulk-in endpoint wedge\n");
+       while (rc != 0) {
+               if (rc != -EAGAIN) {
+                       WARNING(fsg, "usb_ep_set_wedge -> %d\n", rc);
+                       rc = 0;
+                       break;
+               }
+
+               /* Wait for a short time and then try again */
+               if (msleep_interruptible(100) != 0)
+                       return -EINTR;
+               rc = usb_ep_set_wedge(fsg->bulk_in);
+       }
+       return rc;
+}
+
 static int pad_with_zeros(struct fsg_dev *fsg)
 {
        struct fsg_buffhd       *bh = fsg->next_buffhd_to_fill;
@@ -2957,7 +2980,7 @@ static int received_cbw(struct fsg_dev *fsg, struct fsg_buffhd *bh)
                 * We aren't required to halt the OUT endpoint; instead
                 * we can simply accept and discard any data received
                 * until the next reset. */
-               halt_bulk_in_endpoint(fsg);
+               wedge_bulk_in_endpoint(fsg);
                set_bit(IGNORE_BULK_OUT, &fsg->atomic_bitflags);
                return -EINVAL;
        }
@@ -3732,7 +3755,7 @@ static int __init check_parameters(struct fsg_dev *fsg)
                if (gcnum >= 0)
                        mod_data.release = 0x0300 + gcnum;
                else {
-                       WARN(fsg, "controller '%s' not recognized\n",
+                       WARNING(fsg, "controller '%s' not recognized\n",
                                fsg->gadget->name);
                        mod_data.release = 0x0399;
                }
@@ -3844,8 +3867,8 @@ static int __init fsg_bind(struct usb_gadget *gadget)
                curlun->dev.parent = &gadget->dev;
                curlun->dev.driver = &fsg_driver.driver;
                dev_set_drvdata(&curlun->dev, fsg);
-               snprintf(curlun->dev.bus_id, BUS_ID_SIZE,
-                               "%s-lun%d", gadget->dev.bus_id, i);
+               dev_set_name(&curlun->dev,"%s-lun%d",
+                            dev_name(&gadget->dev), i);
 
                if ((rc = device_register(&curlun->dev)) != 0) {
                        INFO(fsg, "failed to register LUN%d: %d\n", i, rc);