vserver 1.9.5.x5

[linux-2.6.git] / drivers / media / dvb / dvb-core / dvb_ca_en50221.h

diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.h b/drivers/media/dvb/dvb-core/dvb_ca_en50221.h
index 8458f7a..8467e63 100644 (file)
--- 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;