[PATCH] dvb: core: dvb_demux: remove more unused cruft

Removed more unused variables and constants.

Signed-off-by: Andreas Oberritter <obi@linuxtv.org>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

5 files changed, 6 insertions, 34 deletions

diff --git a/drivers/media/dvb/dvb-core/demux.h b/drivers/media/dvb/dvb-core/demux.h
index ee5be59759ee..9719a3b30f78 100644
--- a/drivers/media/dvb/dvb-core/demux.h
+++ b/drivers/media/dvb/dvb-core/demux.h
@@ -125,9 +125,7 @@ struct dmx_ts_feed {
                     u16 pid,
                     int type,
                     enum dmx_ts_pes pes_type,
-                    size_t callback_length,
                     size_t circular_buffer_size,
-                    int descramble,
                     struct timespec timeout);
         int (*start_filtering) (struct dmx_ts_feed* feed);
         int (*stop_filtering) (struct dmx_ts_feed* feed);
@@ -160,7 +158,6 @@ struct dmx_section_feed {
         int (*set) (struct dmx_section_feed* feed,
                     u16 pid,
                     size_t circular_buffer_size,
-                    int descramble,
                     int check_crc);
         int (*allocate_filter) (struct dmx_section_feed* feed,
                                 struct dmx_section_filter** filter);
@@ -208,7 +205,6 @@ struct dmx_frontend {
         struct list_head connectivity_list; /* List of front-ends that can
                                                be connected to a particular
                                                demux */
-        void* priv;     /* Pointer to private data of the API client */
         enum dmx_frontend_source source;
 };
 
@@ -226,8 +222,6 @@ struct dmx_frontend {
 #define DMX_MEMORY_BASED_FILTERING              8    /* write() available */
 #define DMX_CRC_CHECKING                        16
 #define DMX_TS_DESCRAMBLING                     32
-#define DMX_SECTION_PAYLOAD_DESCRAMBLING        64
-#define DMX_MAC_ADDRESS_DESCRAMBLING            128
 
 /*
  * Demux resource type identifier.
@@ -246,7 +240,6 @@ struct dmx_demux {
         u32 capabilities;            /* Bitfield of capability flags */
         struct dmx_frontend* frontend;    /* Front-end connected to the demux */
         void* priv;                  /* Pointer to private data of the API client */
-        int users;                   /* Number of users */
         int (*open) (struct dmx_demux* demux);
         int (*close) (struct dmx_demux* demux);
         int (*write) (struct dmx_demux* demux, const char* buf, size_t count);
diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index 6059562f4d42..8028c3a5e287 100644
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -571,7 +571,7 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter)
                                 return ret;
                         }
 
-                        ret=(*secfeed)->set(*secfeed, para->pid, 32768, 0,
+                        ret=(*secfeed)->set(*secfeed, para->pid, 32768,
                                             (para->flags & DMX_CHECK_CRC) ? 1 : 0);
 
                         if (ret<0) {
@@ -654,7 +654,7 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter)
                 (*tsfeed)->priv = (void *) filter;
 
                 ret = (*tsfeed)->set(*tsfeed, para->pid, ts_type, ts_pes,
-                                     188, 32768, 0, timeout);
+                                     32768, timeout);
 
                 if (ret < 0) {
                         dmxdev->demux->release_ts_feed(dmxdev->demux, *tsfeed);
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index 6488206f54c8..b9cb671b938c 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -577,8 +577,7 @@ out:
 }
 
 static int dmx_ts_feed_set (struct dmx_ts_feed* ts_feed, u16 pid, int ts_type,
-                     enum dmx_ts_pes pes_type, size_t callback_length,
-                     size_t circular_buffer_size, int descramble,
+                     enum dmx_ts_pes pes_type, size_t circular_buffer_size,
                      struct timespec timeout)
 {
         struct dvb_demux_feed *feed = (struct dvb_demux_feed *) ts_feed;
@@ -610,17 +609,10 @@ static int dmx_ts_feed_set (struct dmx_ts_feed* ts_feed, u16 pid, int ts_type,
 
         feed->pid = pid;
         feed->buffer_size = circular_buffer_size;
-        feed->descramble = descramble;
         feed->timeout = timeout;
-        feed->cb_length = callback_length;
         feed->ts_type = ts_type;
         feed->pes_type = pes_type;
 
-        if (feed->descramble) {
-                up(&demux->mutex);
-                return -ENOSYS;
-        }
-
         if (feed->buffer_size) {
 #ifdef NOBUFS
                 feed->buffer=NULL;
@@ -819,7 +811,7 @@ static int dmx_section_feed_allocate_filter(struct dmx_section_feed* feed,
 
 static int dmx_section_feed_set(struct dmx_section_feed* feed,
                          u16 pid, size_t circular_buffer_size,
-                         int descramble, int check_crc)
+                         int check_crc)
 {
         struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed;
         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
@@ -834,12 +826,6 @@ static int dmx_section_feed_set(struct dmx_section_feed* feed,
 
         dvbdmxfeed->pid = pid;
         dvbdmxfeed->buffer_size = circular_buffer_size;
-        dvbdmxfeed->descramble = descramble;
-        if (dvbdmxfeed->descramble) {
-                up(&dvbdmx->mutex);
-                return -ENOSYS;
-        }
-
         dvbdmxfeed->feed.sec.check_crc = check_crc;
 
 #ifdef NOBUFS
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.h b/drivers/media/dvb/dvb-core/dvb_demux.h
index 20275a2f6ec6..d149f2a96d09 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.h
+++ b/drivers/media/dvb/dvb-core/dvb_demux.h
@@ -54,12 +54,9 @@ struct dvb_demux_filter {
         int index;
         int state;
         int type;
-        int pesto;
 
-        u16 handle;
         u16 hw_handle;
         struct timer_list timer;
-        int ts_state;
 };
 
 
@@ -83,11 +80,9 @@ struct dvb_demux_feed {
         u16 pid;
         u8 *buffer;
         int buffer_size;
-        int descramble;
 
         struct timespec timeout;
         struct dvb_demux_filter *filter;
-        int cb_length;
 
         int ts_type;
         enum dmx_ts_pes pes_type;
@@ -98,7 +93,7 @@ struct dvb_demux_feed {
         u16 peslen;
 
         struct list_head list_head;
-                int index; /* a unique index for each feed (can be used as hardware pid filter index) */
+        unsigned int index; /* a unique index for each feed (can be used as hardware pid filter index) */
 };
 
 struct dvb_demux {
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 33a357c48a19..87935490bfb2 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -903,7 +903,7 @@ static int dvb_net_feed_start(struct net_device *dev)
                         return ret;
                 }
 
-                ret = priv->secfeed->set(priv->secfeed, priv->pid, 32768, 0, 1);
+                ret = priv->secfeed->set(priv->secfeed, priv->pid, 32768, 1);
 
                 if (ret<0) {
                         printk("%s: could not set section feed\n", dev->name);
@@ -955,9 +955,7 @@ static int dvb_net_feed_start(struct net_device *dev)
                 priv->tsfeed->priv = (void *)dev;
                 ret = priv->tsfeed->set(priv->tsfeed, priv->pid,
                                         TS_PACKET, DMX_TS_PES_OTHER,
-                                        188 * 100, /* nr. of bytes delivered per callback */
                                         32768,     /* circular buffer size */
-                                        0,         /* descramble */
                                         timeout);
 
                 if (ret < 0) {