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[PATCH] USB: gadgetfs highspeed bugfix 

This catches up to a change in the Kconfig support for highspeed modes;
the change predated 2.6.10, and anyone using gadgetfs on a highspeed
device would see the kernel wrongly reject the alternate descriptors.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Brownell 2006-04-02 10:19:23 -08:00 committed by Greg Kroah-Hartman
parent 51400f1d6e
commit 984163338a
1 changed files with 12 additions and 12 deletions
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24
drivers/usb/gadget/inode.c
View File

@ -810,7 +810,7 @@ ep_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
if (value == 0)
data->state = STATE_EP_ENABLED;
break;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
case USB_SPEED_HIGH:
/* fails if caller didn't provide that descriptor... */
value = usb_ep_enable (ep, &data->hs_desc);
@ -982,7 +982,7 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr)
/* assume that was SET_CONFIGURATION */
if (dev->current_config) {
unsigned power;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
if (dev->gadget->speed == USB_SPEED_HIGH)
power = dev->hs_config->bMaxPower;
else
@ -1262,7 +1262,7 @@ static struct file_operations ep0_io_operations = {
* Unrecognized ep0 requests may be handled in user space.
*/
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
static void make_qualifier (struct dev_data *dev)
{
struct usb_qualifier_descriptor qual;
@ -1291,7 +1291,7 @@ static int
config_buf (struct dev_data *dev, u8 type, unsigned index)
{
int len;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
int hs;
#endif
@ -1299,7 +1299,7 @@ config_buf (struct dev_data *dev, u8 type, unsigned index)
if (index > 0)
return -EINVAL;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
hs = (dev->gadget->speed == USB_SPEED_HIGH);
if (type == USB_DT_OTHER_SPEED_CONFIG)
hs = !hs;
@ -1335,12 +1335,12 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
dev->state = STATE_CONNECTED;
dev->dev->bMaxPacketSize0 = gadget->ep0->maxpacket;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
if (gadget->speed == USB_SPEED_HIGH && dev->hs_config == 0) {
ERROR (dev, "no high speed config??\n");
return -EINVAL;
}
#endif /* HIGHSPEED */
#endif /* CONFIG_USB_GADGET_DUALSPEED */
INFO (dev, "connected\n");
event = next_event (dev, GADGETFS_CONNECT);
@ -1352,11 +1352,11 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
/* ... down_trylock (&data->lock) ... */
if (data->state != STATE_EP_DEFER_ENABLE)
continue;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
if (gadget->speed == USB_SPEED_HIGH)
value = usb_ep_enable (ep, &data->hs_desc);
else
#endif /* HIGHSPEED */
#endif /* CONFIG_USB_GADGET_DUALSPEED */
value = usb_ep_enable (ep, &data->desc);
if (value) {
ERROR (dev, "deferred %s enable --> %d\n",
@ -1391,7 +1391,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
value = min (w_length, (u16) sizeof *dev->dev);
req->buf = dev->dev;
break;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
case USB_DT_DEVICE_QUALIFIER:
if (!dev->hs_config)
break;
@ -1428,7 +1428,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
// user mode expected to disable endpoints
} else {
u8 config, power;
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
if (gadget->speed == USB_SPEED_HIGH) {
config = dev->hs_config->bConfigurationValue;
power = dev->hs_config->bMaxPower;
@ -1728,7 +1728,7 @@ gadgetfs_suspend (struct usb_gadget *gadget)
}
static struct usb_gadget_driver gadgetfs_driver = {
#ifdef HIGHSPEED
#ifdef CONFIG_USB_GADGET_DUALSPEED
.speed = USB_SPEED_HIGH,
#else
.speed = USB_SPEED_FULL,