diff options
Diffstat (limited to 'drivers/hid/usbhid')
-rw-r--r-- | drivers/hid/usbhid/hid-core.c | 12 | ||||
-rw-r--r-- | drivers/hid/usbhid/hid-quirks.c | 2 | ||||
-rw-r--r-- | drivers/hid/usbhid/hiddev.c | 13 |
3 files changed, 16 insertions, 11 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index 708aa52d075..1b0e07a67d6 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -22,7 +22,6 @@ #include <linux/list.h> #include <linux/mm.h> #include <linux/mutex.h> -#include <linux/smp_lock.h> #include <linux/spinlock.h> #include <asm/unaligned.h> #include <asm/byteorder.h> @@ -490,7 +489,8 @@ static void hid_ctrl(struct urb *urb) wake_up(&usbhid->wait); } -void __usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir) +static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *report, + unsigned char dir) { int head; struct usbhid_device *usbhid = hid->driver_data; @@ -982,7 +982,6 @@ static int usbhid_start(struct hid_device *hid) setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid); spin_lock_init(&usbhid->lock); - spin_lock_init(&usbhid->lock); usbhid->intf = intf; usbhid->ifnum = interface->desc.bInterfaceNumber; @@ -1228,12 +1227,11 @@ static int hid_post_reset(struct usb_interface *intf) struct hid_device *hid = usb_get_intfdata(intf); struct usbhid_device *usbhid = hid->driver_data; int status; - + spin_lock_irq(&usbhid->lock); clear_bit(HID_RESET_PENDING, &usbhid->iofl); spin_unlock_irq(&usbhid->lock); hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0); - /* FIXME: Any more reinitialization needed? */ status = hid_start_in(hid); if (status < 0) hid_io_error(hid); @@ -1245,14 +1243,14 @@ static int hid_post_reset(struct usb_interface *intf) int usbhid_get_power(struct hid_device *hid) { struct usbhid_device *usbhid = hid->driver_data; - + return usb_autopm_get_interface(usbhid->intf); } void usbhid_put_power(struct hid_device *hid) { struct usbhid_device *usbhid = hid->driver_data; - + usb_autopm_put_interface(usbhid->intf); } diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index d8f7423f363..0d9045aa2c4 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -201,7 +201,7 @@ int usbhid_quirks_init(char **quirks_param) u32 quirks; int n = 0, m; - for (; quirks_param[n] && n < MAX_USBHID_BOOT_QUIRKS; n++) { + for (; n < MAX_USBHID_BOOT_QUIRKS && quirks_param[n]; n++) { m = sscanf(quirks_param[n], "0x%hx:0x%hx:0x%x", &idVendor, &idProduct, &quirks); diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index e9b436d2d94..4d1dc0cf140 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -44,7 +44,7 @@ #define HIDDEV_MINOR_BASE 96 #define HIDDEV_MINORS 16 #endif -#define HIDDEV_BUFFER_SIZE 64 +#define HIDDEV_BUFFER_SIZE 2048 struct hiddev { int exist; @@ -527,8 +527,10 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd, goto goodreturn; case HIDIOCGCOLLECTIONINDEX: + i = field->usage[uref->usage_index].collection_index; + unlock_kernel(); kfree(uref_multi); - return field->usage[uref->usage_index].collection_index; + return i; case HIDIOCGUSAGES: for (i = 0; i < uref_multi->num_values; i++) uref_multi->values[i] = @@ -850,8 +852,14 @@ static const struct file_operations hiddev_fops = { #endif }; +static char *hiddev_nodename(struct device *dev) +{ + return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev)); +} + static struct usb_class_driver hiddev_class = { .name = "hiddev%d", + .nodename = hiddev_nodename, .fops = &hiddev_fops, .minor_base = HIDDEV_MINOR_BASE, }; @@ -955,7 +963,6 @@ static int hiddev_usbd_probe(struct usb_interface *intf, return -ENODEV; } - static /* const */ struct usb_driver hiddev_driver = { .name = "hiddev", .probe = hiddev_usbd_probe, |