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yaml
---
r: 331011
b: refs/heads/master
c: 3404cb5
h: refs/heads/master
i:
  331009: bab2247
  331007: 52eba67
v: v3
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Sean Young authored and Mauro Carvalho Chehab committed Sep 15, 2012
1 parent 782a7c2 commit 16c8064
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Showing 2 changed files with 45 additions and 5 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: d9751fd02a70bbfd9868f8584c6e9fd10a713d65
refs/heads/master: 3404cb5c4dbbbac884722f418d5561d81dba969f
48 changes: 44 additions & 4 deletions trunk/drivers/media/rc/ttusbir.c
Original file line number Diff line number Diff line change
Expand Up @@ -66,11 +66,11 @@ static void ttusbir_set_led(struct ttusbir *tt)

smp_mb();

if (tt->led_on != tt->is_led_on &&
if (tt->led_on != tt->is_led_on && tt->udev &&
atomic_add_unless(&tt->led_complete, 1, 1)) {
tt->bulk_buffer[4] = tt->is_led_on = tt->led_on;
ret = usb_submit_urb(tt->bulk_urb, GFP_ATOMIC);
if (ret && ret != -ENODEV) {
if (ret) {
dev_warn(tt->dev, "failed to submit bulk urb: %d\n",
ret);
atomic_dec(&tt->led_complete);
Expand Down Expand Up @@ -300,7 +300,7 @@ static int __devinit ttusbir_probe(struct usb_interface *intf,
tt->bulk_out_endp), tt->bulk_buffer, sizeof(tt->bulk_buffer),
ttusbir_bulk_complete, tt);

tt->led.name = "ttusbir:yellow:power";
tt->led.name = "ttusbir:green:power";
tt->led.brightness_set = ttusbir_brightness_set;
tt->led.brightness_get = ttusbir_brightness_get;
tt->is_led_on = tt->led_on = true;
Expand Down Expand Up @@ -370,13 +370,16 @@ static int __devinit ttusbir_probe(struct usb_interface *intf,
static void __devexit ttusbir_disconnect(struct usb_interface *intf)
{
struct ttusbir *tt = usb_get_intfdata(intf);
struct usb_device *udev = tt->udev;
int i;

tt->udev = NULL;

rc_unregister_device(tt->rc);
led_classdev_unregister(&tt->led);
for (i = 0; i < NUM_URBS; i++) {
usb_kill_urb(tt->urb[i]);
usb_free_coherent(tt->udev, 128, tt->urb[i]->transfer_buffer,
usb_free_coherent(udev, 128, tt->urb[i]->transfer_buffer,
tt->urb[i]->transfer_dma);
usb_free_urb(tt->urb[i]);
}
Expand All @@ -386,6 +389,40 @@ static void __devexit ttusbir_disconnect(struct usb_interface *intf)
kfree(tt);
}

static int ttusbir_suspend(struct usb_interface *intf, pm_message_t message)
{
struct ttusbir *tt = usb_get_intfdata(intf);
int i;

for (i = 0; i < NUM_URBS; i++)
usb_kill_urb(tt->urb[i]);

led_classdev_suspend(&tt->led);
usb_kill_urb(tt->bulk_urb);

return 0;
}

static int ttusbir_resume(struct usb_interface *intf)
{
struct ttusbir *tt = usb_get_intfdata(intf);
int i, rc;

led_classdev_resume(&tt->led);
tt->is_led_on = true;
ttusbir_set_led(tt);

for (i = 0; i < NUM_URBS; i++) {
rc = usb_submit_urb(tt->urb[i], GFP_KERNEL);
if (rc) {
dev_warn(tt->dev, "failed to submit urb: %d\n", rc);
break;
}
}

return rc;
}

static const struct usb_device_id ttusbir_table[] = {
{ USB_DEVICE(0x0b48, 0x2003) },
{ }
Expand All @@ -395,6 +432,9 @@ static struct usb_driver ttusbir_driver = {
.name = DRIVER_NAME,
.id_table = ttusbir_table,
.probe = ttusbir_probe,
.suspend = ttusbir_suspend,
.resume = ttusbir_resume,
.reset_resume = ttusbir_resume,
.disconnect = __devexit_p(ttusbir_disconnect)
};

Expand Down

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