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authorAntti Palosaari <crope@iki.fi>2013-02-26 13:01:48 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-18 16:43:15 -0300
commitacb0549acc270c8206ecfdd35d34fc349c3457a0 (patch)
tree64973a8cde6e41ca98411b663eed23b8aefe0512 /drivers/media/usb/dvb-usb-v2/dvb_usb.h
parent972b072a83316e0d5a1fd0cb78eb99a57a305dce (diff)
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[media] dvb_usb_v2: locked versions of USB bulk IO functions
Implement: dvb_usbv2_generic_rw_locked() dvb_usbv2_generic_write_locked() Caller must hold device lock when locked versions are called. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/dvb_usb.h')
-rw-r--r--drivers/media/usb/dvb-usb-v2/dvb_usb.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb.h b/drivers/media/usb/dvb-usb-v2/dvb_usb.h
index 3cac8bd0b116..42801f8ecaa8 100644
--- a/drivers/media/usb/dvb-usb-v2/dvb_usb.h
+++ b/drivers/media/usb/dvb-usb-v2/dvb_usb.h
@@ -400,5 +400,9 @@ extern int dvb_usbv2_reset_resume(struct usb_interface *);
/* the generic read/write method for device control */
extern int dvb_usbv2_generic_rw(struct dvb_usb_device *, u8 *, u16, u8 *, u16);
extern int dvb_usbv2_generic_write(struct dvb_usb_device *, u8 *, u16);
+/* caller must hold lock when locked versions are called */
+extern int dvb_usbv2_generic_rw_locked(struct dvb_usb_device *,
+ u8 *, u16, u8 *, u16);
+extern int dvb_usbv2_generic_write_locked(struct dvb_usb_device *, u8 *, u16);
#endif