X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fdvb%2Fdvb-core%2Fdvb_ca_en50221.h;h=8467e63ddc0d256c2dda250f49786979f06e53b6;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=8458f7afdadbc28a76bc3de7cd272759e8c5b935;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git

diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.h b/drivers/media/dvb/dvb-core/dvb_ca_en50221.h
index 8458f7afd..8467e63dd 100644
--- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.h
+++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.h
@@ -42,6 +42,12 @@
 /* Structure describing a CA interface */
 struct dvb_ca_en50221 {
 
+	/* the module owning this structure */
+	struct module* owner;
+
+	/* NOTE: the read_*, write_* and poll_slot_status functions must use locks as
+	 * they may be called from several threads at once */
+
 	/* functions for accessing attribute memory on the CAM */
 	int (*read_attribute_mem)(struct dvb_ca_en50221* ca, int slot, int address);
 	int (*write_attribute_mem)(struct dvb_ca_en50221* ca, int slot, int address, u8 value);
@@ -59,7 +65,7 @@ struct dvb_ca_en50221 {
 	* Poll slot status.
 	* Only necessary if DVB_CA_FLAG_EN50221_IRQ_CAMCHANGE is not set
 	*/
-	int (*poll_slot_status)(struct dvb_ca_en50221* ca, int slot);
+	int (*poll_slot_status)(struct dvb_ca_en50221* ca, int slot, int open);
 
 	/* private data, used by caller */
 	void* data;