diff options
Diffstat (limited to 'drivers/media/dvb/dvb-core')
| -rw-r--r-- | drivers/media/dvb/dvb-core/demux.h | 36 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-core/dmxdev.c | 20 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_ca_en50221.c | 2 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_demux.c | 532 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_demux.h | 116 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_net.c | 9 |
6 files changed, 315 insertions, 400 deletions
diff --git a/drivers/media/dvb/dvb-core/demux.h b/drivers/media/dvb/dvb-core/demux.h index fb55eaa5c8e..9719a3b30f7 100644 --- a/drivers/media/dvb/dvb-core/demux.h +++ b/drivers/media/dvb/dvb-core/demux.h @@ -30,6 +30,7 @@ #include <linux/errno.h> #include <linux/list.h> #include <linux/time.h> +#include <linux/dvb/dmx.h> /*--------------------------------------------------------------------------*/ /* Common definitions */ @@ -124,9 +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); @@ -159,7 +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); @@ -207,7 +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; }; @@ -225,8 +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. @@ -244,9 +239,7 @@ struct dmx_frontend { struct dmx_demux { u32 capabilities; /* Bitfield of capability flags */ struct dmx_frontend* frontend; /* Front-end connected to the demux */ - struct list_head reg_list; /* List of registered demuxes */ 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); @@ -260,17 +253,6 @@ struct dmx_demux { dmx_section_cb callback); int (*release_section_feed) (struct dmx_demux* demux, struct dmx_section_feed* feed); - int (*descramble_mac_address) (struct dmx_demux* demux, - u8* buffer1, - size_t buffer1_length, - u8* buffer2, - size_t buffer2_length, - u16 pid); - int (*descramble_section_payload) (struct dmx_demux* demux, - u8* buffer1, - size_t buffer1_length, - u8* buffer2, size_t buffer2_length, - u16 pid); int (*add_frontend) (struct dmx_demux* demux, struct dmx_frontend* frontend); int (*remove_frontend) (struct dmx_demux* demux, @@ -282,20 +264,12 @@ struct dmx_demux { int (*get_pes_pids) (struct dmx_demux* demux, u16 *pids); + int (*get_caps) (struct dmx_demux* demux, struct dmx_caps *caps); + + int (*set_source) (struct dmx_demux* demux, const dmx_source_t *src); + int (*get_stc) (struct dmx_demux* demux, unsigned int num, u64 *stc, unsigned int *base); }; -/*--------------------------------------------------------------------------*/ -/* Demux directory */ -/*--------------------------------------------------------------------------*/ - -/* - * DMX_DIR_ENTRY(): Casts elements in the list of registered - * demuxes from the generic type struct list_head* to the type struct dmx_demux - *. - */ - -#define DMX_DIR_ENTRY(list) list_entry(list, struct dmx_demux, reg_list) - #endif /* #ifndef __DEMUX_H */ diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c index 68050cd527c..8028c3a5e28 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); @@ -929,6 +929,22 @@ static int dvb_demux_do_ioctl(struct inode *inode, struct file *file, dmxdev->demux->get_pes_pids(dmxdev->demux, (u16 *)parg); break; + case DMX_GET_CAPS: + if (!dmxdev->demux->get_caps) { + ret = -EINVAL; + break; + } + ret = dmxdev->demux->get_caps(dmxdev->demux, parg); + break; + + case DMX_SET_SOURCE: + if (!dmxdev->demux->set_source) { + ret = -EINVAL; + break; + } + ret = dmxdev->demux->set_source(dmxdev->demux, parg); + break; + case DMX_GET_STC: if (!dmxdev->demux->get_stc) { ret=-EINVAL; diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c index 0eb9aa711fb..88757e2634e 100644 --- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c @@ -47,7 +47,7 @@ MODULE_PARM_DESC(cam_debug, "enable verbose debug messages"); #define dprintk if (dvb_ca_en50221_debug) printk -#define INIT_TIMEOUT_SECS 5 +#define INIT_TIMEOUT_SECS 10 #define HOST_LINK_BUF_SIZE 0x200 diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c index ac9889d2228..dc476dda2b7 100644 --- a/drivers/media/dvb/dvb-core/dvb_demux.c +++ b/drivers/media/dvb/dvb-core/dvb_demux.c @@ -38,82 +38,52 @@ */ // #define DVB_DEMUX_SECTION_LOSS_LOG - -static LIST_HEAD(dmx_muxs); - - -static int dmx_register_demux(struct dmx_demux *demux) -{ - demux->users = 0; - list_add(&demux->reg_list, &dmx_muxs); - return 0; -} - -static int dmx_unregister_demux(struct dmx_demux* demux) -{ - struct list_head *pos, *n, *head=&dmx_muxs; - - list_for_each_safe (pos, n, head) { - if (DMX_DIR_ENTRY(pos) == demux) { - if (demux->users>0) - return -EINVAL; - list_del(pos); - return 0; - } - } - - return -ENODEV; -} - - /****************************************************************************** * static inlined helper functions ******************************************************************************/ - static inline u16 section_length(const u8 *buf) { - return 3+((buf[1]&0x0f)<<8)+buf[2]; + return 3 + ((buf[1] & 0x0f) << 8) + buf[2]; } - static inline u16 ts_pid(const u8 *buf) { - return ((buf[1]&0x1f)<<8)+buf[2]; + return ((buf[1] & 0x1f) << 8) + buf[2]; } - static inline u8 payload(const u8 *tsp) { - if (!(tsp[3] & 0x10)) // no payload? + if (!(tsp[3] & 0x10)) // no payload? return 0; - if (tsp[3] & 0x20) { // adaptation field? - if (tsp[4] > 183) // corrupted data? + + if (tsp[3] & 0x20) { // adaptation field? + if (tsp[4] > 183) // corrupted data? return 0; else - return 184-1-tsp[4]; + return 184 - 1 - tsp[4]; } + return 184; } - -static u32 dvb_dmx_crc32 (struct dvb_demux_feed *f, const u8 *src, size_t len) +static u32 dvb_dmx_crc32(struct dvb_demux_feed *f, const u8 *src, size_t len) { - return (f->feed.sec.crc_val = crc32_be (f->feed.sec.crc_val, src, len)); + return (f->feed.sec.crc_val = crc32_be(f->feed.sec.crc_val, src, len)); } - -static void dvb_dmx_memcopy (struct dvb_demux_feed *f, u8 *d, const u8 *s, size_t len) +static void dvb_dmx_memcopy(struct dvb_demux_feed *f, u8 *d, const u8 *s, + size_t len) { - memcpy (d, s, len); + memcpy(d, s, len); } - /****************************************************************************** * Software filter functions ******************************************************************************/ -static inline int dvb_dmx_swfilter_payload (struct dvb_demux_feed *feed, const u8 *buf) +static inline int dvb_dmx_swfilter_payload(struct dvb_demux_feed *feed, + const u8 *buf) { int count = payload(buf); int p; @@ -123,32 +93,31 @@ static inline int dvb_dmx_swfilter_payload (struct dvb_demux_feed *feed, const u if (count == 0) return -1; - p = 188-count; + p = 188 - count; /* - cc=buf[3]&0x0f; - ccok=((dvbdmxfeed->cc+1)&0x0f)==cc ? 1 : 0; - dvbdmxfeed->cc=cc; + cc = buf[3] & 0x0f; + ccok = ((feed->cc + 1) & 0x0f) == cc; + feed->cc = cc; if (!ccok) printk("missed packet!\n"); */ - if (buf[1] & 0x40) // PUSI ? + if (buf[1] & 0x40) // PUSI ? feed->peslen = 0xfffa; feed->peslen += count; - return feed->cb.ts (&buf[p], count, NULL, 0, &feed->feed.ts, DMX_OK); + return feed->cb.ts(&buf[p], count, NULL, 0, &feed->feed.ts, DMX_OK); } - -static int dvb_dmx_swfilter_sectionfilter (struct dvb_demux_feed *feed, - struct dvb_demux_filter *f) +static int dvb_dmx_swfilter_sectionfilter(struct dvb_demux_feed *feed, + struct dvb_demux_filter *f) { u8 neq = 0; int i; - for (i=0; i<DVB_DEMUX_MASK_MAX; i++) { + for (i = 0; i < DVB_DEMUX_MASK_MAX; i++) { u8 xor = f->filter.filter_value[i] ^ feed->feed.sec.secbuf[i]; if (f->maskandmode[i] & xor) @@ -160,12 +129,11 @@ static int dvb_dmx_swfilter_sectionfilter (struct dvb_demux_feed *feed, if (f->doneq && !neq) return 0; - return feed->cb.sec (feed->feed.sec.secbuf, feed->feed.sec.seclen, - NULL, 0, &f->filter, DMX_OK); + return feed->cb.sec(feed->feed.sec.secbuf, feed->feed.sec.seclen, + NULL, 0, &f->filter, DMX_OK); } - -static inline int dvb_dmx_swfilter_section_feed (struct dvb_demux_feed *feed) +static inline int dvb_dmx_swfilter_section_feed(struct dvb_demux_feed *feed) { struct dvb_demux *demux = feed->demux; struct dvb_demux_filter *f = feed->filter; @@ -195,26 +163,24 @@ static inline int dvb_dmx_swfilter_section_feed (struct dvb_demux_feed *feed) return 0; } - static void dvb_dmx_swfilter_section_new(struct dvb_demux_feed *feed) { struct dmx_section_feed *sec = &feed->feed.sec; #ifdef DVB_DEMUX_SECTION_LOSS_LOG - if(sec->secbufp < sec->tsfeedp) - { + if (sec->secbufp < sec->tsfeedp) { int i, n = sec->tsfeedp - sec->secbufp; - /* section padding is done with 0xff bytes entirely. - ** due to speed reasons, we won't check all of them - ** but just first and last - */ - if(sec->secbuf[0] != 0xff || sec->secbuf[n-1] != 0xff) - { + /* + * Section padding is done with 0xff bytes entirely. + * Due to speed reasons, we won't check all of them + * but just first and last. + */ + if (sec->secbuf[0] != 0xff || sec->secbuf[n - 1] != 0xff) { printk("dvb_demux.c section ts padding loss: %d/%d\n", n, sec->tsfeedp); printk("dvb_demux.c pad data:"); - for(i = 0; i < n; i++) + for (i = 0; i < n; i++) printk(" %02x", sec->secbuf[i]); printk("\n"); } @@ -226,82 +192,81 @@ static void dvb_dmx_swfilter_section_new(struct dvb_demux_feed *feed) } /* -** Losless Section Demux 1.4.1 by Emard -** Valsecchi Patrick: -** - middle of section A (no PUSI) -** - end of section A and start of section B -** (with PUSI pointing to the start of the second section) -** -** In this case, without feed->pusi_seen you'll receive a garbage section -** consisting of the end of section A. Basically because tsfeedp -** is incemented and the use=0 condition is not raised -** when the second packet arrives. -** -** Fix: -** when demux is started, let feed->pusi_seen = 0 to -** prevent initial feeding of garbage from the end of -** previous section. When you for the first time see PUSI=1 -** then set feed->pusi_seen = 1 -*/ -static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed, const u8 *buf, u8 len) + * Losless Section Demux 1.4.1 by Emard + * Valsecchi Patrick: + * - middle of section A (no PUSI) + * - end of section A and start of section B + * (with PUSI pointing to the start of the second section) + * + * In this case, without feed->pusi_seen you'll receive a garbage section + * consisting of the end of section A. Basically because tsfeedp + * is incemented and the use=0 condition is not raised + * when the second packet arrives. + * + * Fix: + * when demux is started, let feed->pusi_seen = 0 to + * prevent initial feeding of garbage from the end of + * previous section. When you for the first time see PUSI=1 + * then set feed->pusi_seen = 1 + */ +static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed, + const u8 *buf, u8 len) { struct dvb_demux *demux = feed->demux; struct dmx_section_feed *sec = &feed->feed.sec; u16 limit, seclen, n; - if(sec->tsfeedp >= DMX_MAX_SECFEED_SIZE) + if (sec->tsfeedp >= DMX_MAX_SECFEED_SIZE) return 0; - if(sec->tsfeedp + len > DMX_MAX_SECFEED_SIZE) - { + if (sec->tsfeedp + len > DMX_MAX_SECFEED_SIZE) { #ifdef DVB_DEMUX_SECTION_LOSS_LOG printk("dvb_demux.c section buffer full loss: %d/%d\n", - sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE, DMX_MAX_SECFEED_SIZE); + sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE, + DMX_MAX_SECFEED_SIZE); #endif len = DMX_MAX_SECFEED_SIZE - sec->tsfeedp; } - if(len <= 0) + if (len <= 0) return 0; demux->memcopy(feed, sec->secbuf_base + sec->tsfeedp, buf, len); sec->tsfeedp += len; - /* ----------------------------------------------------- - ** Dump all the sections we can find in the data (Emard) - */ - + /* + * Dump all the sections we can find in the data (Emard) + */ limit = sec->tsfeedp; - if(limit > DMX_MAX_SECFEED_SIZE) - return -1; /* internal error should never happen */ + if (limit > DMX_MAX_SECFEED_SIZE) + return -1; /* internal error should never happen */ /* to be sure always set secbuf */ sec->secbuf = sec->secbuf_base + sec->secbufp; - for(n = 0; sec->secbufp + 2 < limit; n++) - { + for (n = 0; sec->secbufp + 2 < limit; n++) { seclen = section_length(sec->secbuf); - if(seclen <= 0 || seclen > DMX_MAX_SECFEED_SIZE - || seclen + sec->secbufp > limit) + if (seclen <= 0 || seclen > DMX_MAX_SECFEED_SIZE + || seclen + sec->secbufp > limit) return 0; sec->seclen = seclen; sec->crc_val = ~0; /* dump [secbuf .. secbuf+seclen) */ - if(feed->pusi_seen) + if (feed->pusi_seen) dvb_dmx_swfilter_section_feed(feed); #ifdef DVB_DEMUX_SECTION_LOSS_LOG else printk("dvb_demux.c pusi not seen, discarding section data\n"); #endif - sec->secbufp += seclen; /* secbufp and secbuf moving together is */ - sec->secbuf += seclen; /* redundand but saves pointer arithmetic */ + sec->secbufp += seclen; /* secbufp and secbuf moving together is */ + sec->secbuf += seclen; /* redundant but saves pointer arithmetic */ } return 0; } - -static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed, const u8 *buf) +static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed, + const u8 *buf) { u8 p, count; int ccok, dc_i = 0; @@ -309,10 +274,10 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed, const u8 count = payload(buf); - if (count == 0) /* count == 0 if no payload or out of range */ + if (count == 0) /* count == 0 if no payload or out of range */ return -1; - p = 188 - count; /* payload start */ + p = 188 - count; /* payload start */ cc = buf[3] & 0x0f; ccok = ((feed->cc + 1) & 0x0f) == cc; @@ -326,52 +291,53 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed, const u8 if (!ccok || dc_i) { #ifdef DVB_DEMUX_SECTION_LOSS_LOG - printk("dvb_demux.c discontinuity detected %d bytes lost\n", count); - /* those bytes under sume circumstances will again be reported - ** in the following dvb_dmx_swfilter_section_new - */ + printk("dvb_demux.c discontinuity detected %d bytes lost\n", + count); + /* + * those bytes under sume circumstances will again be reported + * in the following dvb_dmx_swfilter_section_new + */ #endif - /* Discontinuity detected. Reset pusi_seen = 0 to - ** stop feeding of suspicious data until next PUSI=1 arrives - */ + /* + * Discontinuity detected. Reset pusi_seen = 0 to + * stop feeding of suspicious data until next PUSI=1 arrives + */ feed->pusi_seen = 0; dvb_dmx_swfilter_section_new(feed); - return 0; } if (buf[1] & 0x40) { - // PUSI=1 (is set), section boundary is here + /* PUSI=1 (is set), section boundary is here */ if (count > 1 && buf[p] < count) { - const u8 *before = buf+p+1; + const u8 *before = &buf[p + 1]; u8 before_len = buf[p]; - const u8 *after = before+before_len; - u8 after_len = count-1-before_len; + const u8 *after = &before[before_len]; + u8 after_len = count - 1 - before_len; - dvb_dmx_swfilter_section_copy_dump(feed, before, before_len); + dvb_dmx_swfilter_section_copy_dump(feed, before, + before_len); /* before start of new section, set pusi_seen = 1 */ feed->pusi_seen = 1; dvb_dmx_swfilter_section_new(feed); - dvb_dmx_swfilter_section_copy_dump(feed, after, after_len); + dvb_dmx_swfilter_section_copy_dump(feed, after, + after_len); } #ifdef DVB_DEMUX_SECTION_LOSS_LOG - else - if (count > 0) - printk("dvb_demux.c PUSI=1 but %d bytes lost\n", count); + else if (count > 0) + printk("dvb_demux.c PUSI=1 but %d bytes lost\n", count); #endif } else { - // PUSI=0 (is not set), no section boundary - const u8 *entire = buf+p; - u8 entire_len = count; - - dvb_dmx_swfilter_section_copy_dump(feed, entire, entire_len); + /* PUSI=0 (is not set), no section boundary */ + dvb_dmx_swfilter_section_copy_dump(feed, &buf[p], count); } + return 0; } - -static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed, const u8 *buf) +static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed, + const u8 *buf) { - switch(feed->type) { + switch (feed->type) { case DMX_TYPE_TS: if (!feed->feed.ts.is_filtering) break; @@ -379,7 +345,8 @@ static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed, con if (feed->ts_type & TS_PAYLOAD_ONLY) dvb_dmx_swfilter_payload(feed, buf); else - feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts, DMX_OK); + feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts, + DMX_OK); } if (feed->ts_type & TS_DECODER) if (feed->demux->write_to_decoder) @@ -390,7 +357,7 @@ static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed, con if (!feed->feed.sec.is_filtering) break; if (dvb_dmx_swfilter_section_packet(feed, buf) < 0) - feed->feed.sec.seclen = feed->feed.sec.secbufp=0; + feed->feed.sec.seclen = feed->feed.sec.secbufp = 0; break; default: @@ -406,7 +373,7 @@ static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed, con static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf) { struct dvb_demux_feed *feed; - struct list_head *pos, *head=&demux->feed_list; + struct list_head *pos, *head = &demux->feed_list; u16 pid = ts_pid(buf); int dvr_done = 0; @@ -432,21 +399,21 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf) } } -void dvb_dmx_swfilter_packets(struct dvb_demux *demux, const u8 *buf, size_t count) +void dvb_dmx_swfilter_packets(struct dvb_demux *demux, const u8 *buf, + size_t count) { spin_lock(&demux->lock); while (count--) { - if(buf[0] == 0x47) { - dvb_dmx_swfilter_packet(demux, buf); - } + if (buf[0] == 0x47) + dvb_dmx_swfilter_packet(demux, buf); buf += 188; } spin_unlock(&demux->lock); } -EXPORT_SYMBOL(dvb_dmx_swfilter_packets); +EXPORT_SYMBOL(dvb_dmx_swfilter_packets); void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count) { @@ -454,8 +421,10 @@ void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count) spin_lock(&demux->lock); - if ((i = demux->tsbufp)) { - if (count < (j=188-i)) { + if (demux->tsbufp) { + i = demux->tsbufp; + j = 188 - i; + if (count < j) { memcpy(&demux->tsbuf[i], buf, count); demux->tsbufp += count; goto bailout; @@ -469,13 +438,13 @@ void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count) while (p < count) { if (buf[p] == 0x47) { - if (count-p >= 188) { - dvb_dmx_swfilter_packet(demux, buf+p); + if (count - p >= 188) { + dvb_dmx_swfilter_packet(demux, &buf[p]); p += 188; } else { - i = count-p; - memcpy(demux->tsbuf, buf+p, i); - demux->tsbufp=i; + i = count - p; + memcpy(demux->tsbuf, &buf[p], i); + demux->tsbufp = i; goto bailout; } } else @@ -485,24 +454,29 @@ void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count) bailout: spin_unlock(&demux->lock); } + EXPORT_SYMBOL(dvb_dmx_swfilter); void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count) { - int p = 0,i, j; + int p = 0, i, j; u8 tmppack[188]; + spin_lock(&demux->lock); - if ((i = demux->tsbufp)) { - if (count < (j=204-i)) { + if (demux->tsbufp) { + i = demux->tsbufp; + j = 204 - i; + if (count < j) { memcpy(&demux->tsbuf[i], buf, count); demux->tsbufp += count; goto bailout; } memcpy(&demux->tsbuf[i], buf, j); - if ((demux->tsbuf[0] == 0x47)|(demux->tsbuf[0]==0xB8)) { + if ((demux->tsbuf[0] == 0x47) | (demux->tsbuf[0] == 0xB8)) { memcpy(tmppack, demux->tsbuf, 188); - if (tmppack[0] == 0xB8) tmppack[0] = 0x47; + if (tmppack[0] == 0xB8) + tmppack[0] = 0x47; dvb_dmx_swfilter_packet(demux, tmppack); } demux->tsbufp = 0; @@ -510,16 +484,17 @@ void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count) } while (p < count) { - if ((buf[p] == 0x47)|(buf[p] == 0xB8)) { - if (count-p >= 204) { - memcpy(tmppack, buf+p, 188); - if (tmppack[0] == 0xB8) tmppack[0] = 0x47; + if ((buf[p] == 0x47) | (buf[p] == 0xB8)) { + if (count - p >= 204) { + memcpy(tmppack, &buf[p], 188); + if (tmppack[0] == 0xB8) + tmppack[0] = 0x47; dvb_dmx_swfilter_packet(demux, tmppack); p += 204; } else { - i = count-p; - memcpy(demux->tsbuf, buf+p, i); - demux->tsbufp=i; + i = count - p; + memcpy(demux->tsbuf, &buf[p], i); + demux->tsbufp = i; goto bailout; } } else { @@ -530,14 +505,14 @@ void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count) bailout: spin_unlock(&demux->lock); } -EXPORT_SYMBOL(dvb_dmx_swfilter_204); +EXPORT_SYMBOL(dvb_dmx_swfilter_204); -static struct dvb_demux_filter * dvb_dmx_filter_alloc(struct dvb_demux *demux) +static struct dvb_demux_filter *dvb_dmx_filter_alloc(struct dvb_demux *demux) { int i; - for (i=0; i<demux->filternum; i++) + for (i = 0; i < demux->filternum; i++) if (demux->filter[i].state == DMX_STATE_FREE) break; @@ -549,11 +524,11 @@ static struct dvb_demux_filter * dvb_dmx_filter_alloc(struct dvb_demux *demux) return &demux->filter[i]; } -static struct dvb_demux_feed * dvb_dmx_feed_alloc(struct dvb_demux *demux) +static struct dvb_demux_feed *dvb_dmx_feed_alloc(struct dvb_demux *demux) { int i; - for (i=0; i<demux->feednum; i++) + for (i = 0; i < demux->feednum; i++) if (demux->feed[i].state == DMX_STATE_FREE) break; @@ -581,7 +556,7 @@ static void dvb_demux_feed_add(struct dvb_demux_feed *feed) spin_lock_irq(&feed->demux->lock); if (dvb_demux_feed_find(feed)) { printk(KERN_ERR "%s: feed already in list (type=%x state=%x pid=%x)\n", - __FUNCTION__, feed->type, feed->state, feed->pid); + __FUNCTION__, feed->type, feed->state, feed->pid); goto out; } @@ -595,7 +570,7 @@ static void dvb_demux_feed_del(struct dvb_demux_feed *feed) spin_lock_irq(&feed->demux->lock); if (!(dvb_demux_feed_find(feed))) { printk(KERN_ERR "%s: feed not in list (type=%x state=%x pid=%x)\n", - __FUNCTION__, feed->type, feed->state, feed->pid); + __FUNCTION__, feed->type, feed->state, feed->pid); goto out; } @@ -604,18 +579,17 @@ out: spin_unlock_irq(&feed->demux->lock); } -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, - struct timespec timeout) +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 circular_buffer_size, struct timespec timeout) { - struct dvb_demux_feed *feed = (struct dvb_demux_feed *) ts_feed; + struct dvb_demux_feed *feed = (struct dvb_demux_feed *)ts_feed; struct dvb_demux *demux = feed->demux; if (pid > DMX_MAX_PID) return -EINVAL; - if (down_interruptible (&demux->mutex)) + if (down_interruptible(&demux->mutex)) return -ERESTARTSYS; if (ts_type & TS_DECODER) { @@ -638,20 +612,13 @@ 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; + feed->buffer = NULL; #else feed->buffer = vmalloc(feed->buffer_size); if (!feed->buffer) { @@ -667,14 +634,13 @@ static int dmx_ts_feed_set (struct dmx_ts_feed* ts_feed, u16 pid, int ts_type, return 0; } - -static int dmx_ts_feed_start_filtering(struct dmx_ts_feed* ts_feed) +static int dmx_ts_feed_start_filtering(struct dmx_ts_feed *ts_feed) { - struct dvb_demux_feed *feed = (struct dvb_demux_feed *) ts_feed; + struct dvb_demux_feed *feed = (struct dvb_demux_feed *)ts_feed; struct dvb_demux *demux = feed->demux; int ret; - if (down_interruptible (&demux->mutex)) + if (down_interruptible(&demux->mutex)) return -ERESTARTSYS; if (feed->state != DMX_STATE_READY || feed->type != DMX_TYPE_TS) { @@ -701,13 +667,13 @@ static int dmx_ts_feed_start_filtering(struct dmx_ts_feed* ts_feed) return 0; } -static int dmx_ts_feed_stop_filtering(struct dmx_ts_feed* ts_feed) +static int dmx_ts_feed_stop_filtering(struct dmx_ts_feed *ts_feed) { - struct dvb_demux_feed *feed = (struct dvb_demux_feed *) ts_feed; + struct dvb_demux_feed *feed = (struct dvb_demux_feed *)ts_feed; struct dvb_demux *demux = feed->demux; int ret; - if (down_interruptible (&demux->mutex)) + if (down_interruptible(&demux->mutex)) return -ERESTARTSYS; if (feed->state < DMX_STATE_GO) { @@ -731,13 +697,14 @@ static int dmx_ts_feed_stop_filtering(struct dmx_ts_feed* ts_feed) return ret; } -static int dvbdmx_allocate_ts_feed (struct dmx_demux *dmx, struct dmx_ts_feed **ts_feed, - dmx_ts_cb callback) +static int dvbdmx_allocate_ts_feed(struct dmx_demux *dmx, + struct dmx_ts_feed **ts_feed, + dmx_ts_cb callback) { - struct dvb_demux *demux = (struct dvb_demux *) dmx; + struct dvb_demux *demux = (struct dvb_demux *)dmx; struct dvb_demux_feed *feed; - if (down_interruptible (&demux->mutex)) + if (down_interruptible(&demux->mutex)) return -ERESTARTSYS; if (!(feed = dvb_dmx_feed_alloc(demux))) { @@ -760,7 +727,6 @@ static int dvbdmx_allocate_ts_feed (struct dmx_demux *dmx, struct dmx_ts_feed ** (*ts_feed)->stop_filtering = dmx_ts_feed_stop_filtering; (*ts_feed)->set = dmx_ts_feed_set; - if (!(feed->filter = dvb_dmx_filter_alloc(demux))) { feed->state = DMX_STATE_FREE; up(&demux->mutex); @@ -776,22 +742,22 @@ static int dvbdmx_allocate_ts_feed (struct dmx_demux *dmx, struct dmx_ts_feed ** return 0; } -static int dvbdmx_release_ts_feed(struct dmx_demux *dmx, struct dmx_ts_feed *ts_feed) +static int dvbdmx_release_ts_feed(struct dmx_demux *dmx, + struct dmx_ts_feed *ts_feed) { - struct dvb_demux *demux = (struct dvb_demux *) dmx; - struct dvb_demux_feed *feed = (struct dvb_demux_feed *) ts_feed; + struct dvb_demux *demux = (struct dvb_demux *)dmx; + struct dvb_demux_feed *feed = (struct dvb_demux_feed *)ts_feed; - if (down_interruptible (&demux->mutex)) + if (down_interruptible(&demux->mutex)) return -ERESTARTSYS; if (feed->state == DMX_STATE_FREE) { up(&demux->mutex); return -EINVAL; } - #ifndef NOBUFS vfree(feed->buffer); - feed->buffer=0; + feed->buffer = NULL; #endif feed->state = DMX_STATE_FREE; @@ -808,19 +774,18 @@ static int dvbdmx_release_ts_feed(struct dmx_demux *dmx, struct dmx_ts_feed *ts_ return 0; } - /****************************************************************************** * dmx_section_feed API calls ******************************************************************************/ -static int dmx_section_feed_allocate_filter(struct dmx_section_feed* feed, - struct dmx_section_filter** filter) +static int dmx_section_feed_allocate_filter(struct dmx_section_feed *feed, + struct dmx_section_filter **filter) { - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; struct dvb_demux *dvbdemux = dvbdmxfeed->demux; struct dvb_demux_filter *dvbdmxfilter; - if (down_interruptible (&dvbdemux->mutex)) + if (down_interruptible(&dvbdemux->mutex)) return -ERESTARTSYS; dvbdmxfilter = dvb_dmx_filter_alloc(dvbdemux); @@ -844,36 +809,29 @@ static int dmx_section_feed_allocate_filter(struct dmx_section_feed* feed, return 0; } - -static int dmx_section_feed_set(struct dmx_section_feed* feed, - u16 pid, size_t circular_buffer_size, - int descramble, int check_crc) +static int dmx_section_feed_set(struct dmx_section_feed *feed, + u16 pid, size_t circular_buffer_size, + int check_crc) { - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; struct dvb_demux *dvbdmx = dvbdmxfeed->demux; if (pid > 0x1fff) return -EINVAL; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; dvb_demux_feed_add(dvbdmxfeed); 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 dvbdmxfeed->buffer = NULL; #else - dvbdmxfeed->buffer=vmalloc(dvbdmxfeed->buffer_size); + dvbdmxfeed->buffer = vmalloc(dvbdmxfeed->buffer_size); if (!dvbdmxfeed->buffer) { up(&dvbdmx->mutex); return -ENOMEM; @@ -885,7 +843,6 @@ static int dmx_section_feed_set(struct dmx_section_feed* feed, return 0; } - static void prepare_secfilters(struct dvb_demux_feed *dvbdmxfeed) { int i; @@ -893,12 +850,12 @@ static void prepare_secfilters(struct dvb_demux_feed *dvbdmxfeed) struct dmx_section_filter *sf; u8 mask, mode, doneq; - if (!(f=dvbdmxfeed->filter)) + if (!(f = dvbdmxfeed->filter)) return; do { sf = &f->filter; doneq = 0; - for (i=0; i<DVB_DEMUX_MASK_MAX; i++) { + for (i = 0; i < DVB_DEMUX_MASK_MAX; i++) { mode = sf->filter_mode[i]; mask = sf->filter_mask[i]; f->maskandmode[i] = mask & mode; @@ -908,14 +865,13 @@ static void prepare_secfilters(struct dvb_demux_feed *dvbdmxfeed) } while ((f = f->next)); } - static int dmx_section_feed_start_filtering(struct dmx_section_feed *feed) { - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; struct dvb_demux *dvbdmx = dvbdmxfeed->demux; int ret; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; if (feed->is_filtering) { @@ -954,14 +910,13 @@ static int dmx_section_feed_start_filtering(struct dmx_section_feed *feed) return 0; } - -static int dmx_section_feed_stop_filtering(struct dmx_section_feed* feed) +static int dmx_section_feed_stop_filtering(struct dmx_section_feed *feed) { - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; struct dvb_demux *dvbdmx = dvbdmxfeed->demux; int ret; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; if (!dvbdmx->stop_feed) { @@ -980,15 +935,14 @@ static int dmx_section_feed_stop_filtering(struct dmx_section_feed* feed) return ret; } - static int dmx_section_feed_release_filter(struct dmx_section_feed *feed, - struct dmx_section_filter* filter) + struct dmx_section_filter *filter) { - struct dvb_demux_filter *dvbdmxfilter = (struct dvb_demux_filter *) filter, *f; - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; + struct dvb_demux_filter *dvbdmxfilter = (struct dvb_demux_filter *)filter, *f; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; struct dvb_demux *dvbdmx = dvbdmxfeed->demux; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; if (dvbdmxfilter->feed != dvbdmxfeed) { @@ -1005,7 +959,7 @@ static int dmx_section_feed_release_filter(struct dmx_section_feed *feed, if (f == dvbdmxfilter) { dvbdmxfeed->filter = dvbdmxfilter->next; } else { - while(f->next != dvbdmxfilter) + while (f->next != dvbdmxfilter) f = f->next; f->next = f->next->next; } @@ -1020,10 +974,10 @@ static int dvbdmx_allocate_section_feed(struct dmx_demux *demux, struct dmx_section_feed **feed, dmx_section_cb callback) { - struct dvb_demux *dvbdmx = (struct dvb_demux *) demux; + struct dvb_demux *dvbdmx = (struct dvb_demux *)demux; struct dvb_demux_feed *dvbdmxfeed; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; if (!(dvbdmxfeed = dvb_dmx_feed_alloc(dvbdmx))) { @@ -1041,7 +995,7 @@ static int dvbdmx_allocate_section_feed(struct dmx_demux *demux, dvbdmxfeed->filter = NULL; dvbdmxfeed->buffer = NULL; - (*feed)=&dvbdmxfeed->feed.sec; + (*feed) = &dvbdmxfeed->feed.sec; (*feed)->is_filtering = 0; (*feed)->parent = demux; (*feed)->priv = NULL; @@ -1059,21 +1013,21 @@ static int dvbdmx_allocate_section_feed(struct dmx_demux *demux, static int dvbdmx_release_section_feed(struct dmx_demux *demux, struct dmx_section_feed *feed) { - struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) feed; - struct dvb_demux *dvbdmx = (struct dvb_demux *) demux; + struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *)feed; + struct dvb_demux *dvbdmx = (struct dvb_demux *)demux; - if (down_interruptible (&dvbdmx->mutex)) + if (down_interruptible(&dvbdmx->mutex)) return -ERESTARTSYS; - if (dvbdmxfeed->state==DMX_STATE_FREE) { + if (dvbdmxfeed->state == DMX_STATE_FREE) { up(&dvbdmx->mutex); return -EINVAL; } #ifndef NOBUFS vfree(dvbdmxfeed->buffer); - dvbdmxfeed->buffer=0; + dvbdmxfeed->buffer = NULL; #endif - dvbdmxfeed->state=DMX_STATE_FREE; + dvbdmxfeed->state = DMX_STATE_FREE; dvb_demux_feed_del(dvbdmxfeed); @@ -1083,14 +1037,13 @@ static int dvbdmx_release_section_feed(struct dmx_demux *demux, return 0; } - /****************************************************************************** * dvb_demux kernel data API calls ******************************************************************************/ static int dvbdmx_open(struct dmx_demux *demux) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; if (dvbdemux->users >= MAX_DVB_DEMUX_USERS) return -EUSERS; @@ -1099,10 +1052,9 @@ static int dvbdmx_open(struct dmx_demux *demux) return 0; } - static int dvbdmx_close(struct dmx_demux *demux) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; if (dvbdemux->users == 0) return -ENODEV; @@ -1112,15 +1064,14 @@ static int dvbdmx_close(struct dmx_demux *demux) return 0; } - static int dvbdmx_write(struct dmx_demux *demux, const char *buf, size_t count) { - struct dvb_demux *dvbdemux=(struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; if ((!demux->frontend) || (demux->frontend->source != DMX_MEMORY_FE)) return -EINVAL; - if (down_interruptible (&dvbdemux->mutex)) + if (down_interruptible(&dvbdemux->mutex)) return -ERESTARTSYS; dvb_dmx_swfilter(dvbdemux, buf, count); up(&dvbdemux->mutex); @@ -1130,10 +1081,10 @@ static int dvbdmx_write(struct dmx_demux *demux, const char *buf, size_t count) return count; } - -static int dvbdmx_add_frontend(struct dmx_demux *demux, struct dmx_frontend *frontend) +static int dvbdmx_add_frontend(struct dmx_demux *demux, + struct dmx_frontend *frontend) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; struct list_head *head = &dvbdemux->frontend_list; list_add(&(frontend->connectivity_list), head); @@ -1141,13 +1092,13 @@ static int dvbdmx_add_frontend(struct dmx_demux *demux, struct dmx_frontend *fro return 0; } - -static int dvbdmx_remove_frontend(struct dmx_demux *demux, struct dmx_frontend *frontend) +static int dvbdmx_remove_frontend(struct dmx_demux *demux, + struct dmx_frontend *frontend) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; struct list_head *pos, *n, *head = &dvbdemux->frontend_list; - list_for_each_safe (pos, n, head) { + list_for_each_safe(pos, n, head) { if (DMX_FE_ENTRY(pos) == frontend) { list_del(pos); return 0; @@ -1157,25 +1108,25 @@ static int dvbdmx_remove_frontend(struct dmx_demux *demux, struct dmx_frontend * return -ENODEV; } - -static struct list_head * dvbdmx_get_frontends(struct dmx_demux *demux) +static struct list_head *dvbdmx_get_frontends(struct dmx_demux *demux) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; if (list_empty(&dvbdemux->frontend_list)) return NULL; + return &dvbdemux->frontend_list; } - -static int dvbdmx_connect_frontend(struct dmx_demux *demux, struct dmx_frontend *frontend) +static int dvbdmx_connect_frontend(struct dmx_demux *demux, + struct dmx_frontend *frontend) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; if (demux->frontend) return -EINVAL; - if (down_interruptible (&dvbdemux->mutex)) + if (down_interruptible(&dvbdemux->mutex)) return -ERESTARTSYS; demux->frontend = frontend; @@ -1183,12 +1134,11 @@ static int dvbdmx_connect_frontend(struct dmx_demux *demux, struct dmx_frontend return 0; } - static int dvbdmx_disconnect_frontend(struct dmx_demux *demux) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; - if (down_interruptible (&dvbdemux->mutex)) + if (down_interruptible(&dvbdemux->mutex)) return -ERESTARTSYS; demux->frontend = NULL; @@ -1196,44 +1146,42 @@ static int dvbdmx_disconnect_frontend(struct dmx_demux *demux) return 0; } - -static int dvbdmx_get_pes_pids(struct dmx_demux *demux, u16 *pids) +static int dvbdmx_get_pes_pids(struct dmx_demux *demux, u16 * pids) { - struct dvb_demux *dvbdemux = (struct dvb_demux *) demux; + struct dvb_demux *dvbdemux = (struct dvb_demux *)demux; - memcpy(pids, dvbdemux->pids, 5*sizeof(u16)); + memcpy(pids, dvbdemux->pids, 5 * sizeof(u16)); return 0; } - int dvb_dmx_init(struct dvb_demux *dvbdemux) { - int i, err; + int i; struct dmx_demux *dmx = &dvbdemux->dmx; dvbdemux->users = 0; - dvbdemux->filter = vmalloc(dvbdemux->filternum*sizeof(struct dvb_demux_filter)); + dvbdemux->filter = vmalloc(dvbdemux->filternum * sizeof(struct dvb_demux_filter)); if (!dvbdemux->filter) return -ENOMEM; - dvbdemux->feed = vmalloc(dvbdemux->feednum*sizeof(struct dvb_demux_feed)); + dvbdemux->feed = vmalloc(dvbdemux->feednum * sizeof(struct dvb_demux_feed)); if (!dvbdemux->feed) { vfree(dvbdemux->filter); return -ENOMEM; } - for (i=0; i<dvbdemux->filternum; i++) { + for (i = 0; i < dvbdemux->filternum; i++) { dvbdemux->filter[i].state = DMX_STATE_FREE; dvbdemux->filter[i].index = i; } - for (i=0; i<dvbdemux->feednum; i++) { + for (i = 0; i < dvbdemux->feednum; i++) { dvbdemux->feed[i].state = DMX_STATE_FREE; dvbdemux->feed[i].index = i; } - dvbdemux->frontend_list.next= - dvbdemux->frontend_list.prev= - &dvbdemux->frontend_list; - for (i=0; i<DMX_TS_PES_OTHER; i++) { + + INIT_LIST_HEAD(&dvbdemux->frontend_list); + + for (i = 0; i < DMX_TS_PES_OTHER; i++) { dvbdemux->pesfilter[i] = NULL; dvbdemux->pids[i] = 0xffff; } @@ -1247,12 +1195,11 @@ int dvb_dmx_init(struct dvb_demux *dvbdemux) if (!dvbdemux->check_crc32) dvbdemux->check_crc32 = dvb_dmx_crc32; - if (!dvbdemux->memcopy) - dvbdemux->memcopy = dvb_dmx_memcopy; + if (!dvbdemux->memcopy) + dvbdemux->memcopy = dvb_dmx_memcopy; dmx->frontend = NULL; - dmx->reg_list.prev = dmx->reg_list.next = &dmx->reg_list; - dmx->priv = (void *) dvbdemux; + dmx->priv = dvbdemux; dmx->open = dvbdmx_open; dmx->close = dvbdmx_close; dmx->write = dvbdmx_write; @@ -1261,9 +1208,6 @@ int dvb_dmx_init(struct dvb_demux *dvbdemux) dmx->allocate_section_feed = dvbdmx_allocate_section_feed; dmx->release_section_feed = dvbdmx_release_section_feed; - dmx->descramble_mac_address = NULL; - dmx->descramble_section_payload = NULL; - dmx->add_frontend = dvbdmx_add_frontend; dmx->remove_frontend = dvbdmx_remove_frontend; dmx->get_frontends = dvbdmx_get_frontends; @@ -1274,21 +1218,15 @@ int dvb_dmx_init(struct dvb_demux *dvbdemux) sema_init(&dvbdemux->mutex, 1); spin_lock_init(&dvbdemux->lock); - if ((err = dmx_register_demux(dmx)) < 0) - return err; - return 0; } -EXPORT_SYMBOL(dvb_dmx_init); +EXPORT_SYMBOL(dvb_dmx_init); -int dvb_dmx_release(struct dvb_demux *dvbdemux) +void dvb_dmx_release(struct dvb_demux *dvbdemux) { - struct dmx_demux *dmx = &dvbdemux->dmx; - - dmx_unregister_demux(dmx); vfree(dvbdemux->filter); vfree(dvbdemux->feed); - return 0; } + EXPORT_SYMBOL(dvb_dmx_release); diff --git a/drivers/media/dvb/dvb-core/dvb_demux.h b/drivers/media/dvb/dvb-core/dvb_demux.h index c09beb39162..0cc888339d5 100644 --- a/drivers/media/dvb/dvb-core/dvb_demux.h +++ b/drivers/media/dvb/dvb-core/dvb_demux.h @@ -20,7 +20,6 @@ * */ - #ifndef _DVB_DEMUX_H_ #define _DVB_DEMUX_H_ @@ -44,103 +43,98 @@ #define DVB_DEMUX_MASK_MAX 18 struct dvb_demux_filter { - struct dmx_section_filter filter; - u8 maskandmode [DMX_MAX_FILTER_SIZE]; - u8 maskandnotmode [DMX_MAX_FILTER_SIZE]; + struct dmx_section_filter filter; + u8 maskandmode[DMX_MAX_FILTER_SIZE]; + u8 maskandnotmode[DMX_MAX_FILTER_SIZE]; int doneq; - struct dvb_demux_filter *next; - struct dvb_demux_feed *feed; - int index; - int state; - int type; - int pesto; - - u16 handle; - u16 hw_handle; - struct timer_list timer; - int ts_state; -}; + struct dvb_demux_filter *next; + struct dvb_demux_feed *feed; + int index; + int state; + int type; + u16 hw_handle; + struct timer_list timer; +}; #define DMX_FEED_ENTRY(pos) list_entry(pos, struct dvb_demux_feed, list_head) struct dvb_demux_feed { - union { - struct dmx_ts_feed ts; - struct dmx_section_feed sec; + union { + struct dmx_ts_feed ts; + struct dmx_section_feed sec; } feed; - union { - dmx_ts_cb ts; - dmx_section_cb sec; + union { + dmx_ts_cb ts; + dmx_section_cb sec; } cb; - struct dvb_demux *demux; + struct dvb_demux *demux; void *priv; - int type; - int state; - u16 pid; - u8 *buffer; - int buffer_size; - int descramble; + int type; + int state; + u16 pid; + u8 *buffer; + int buffer_size; - struct timespec timeout; - struct dvb_demux_filter *filter; - int cb_length; + struct timespec timeout; + struct dvb_demux_filter *filter; - int ts_type; - enum dmx_ts_pes pes_type; + int ts_type; + enum dmx_ts_pes pes_type; - int cc; - int pusi_seen; /* prevents feeding of garbage from previous section */ + int cc; + int pusi_seen; /* prevents feeding of garbage from previous section */ - u16 peslen; + 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 { - struct dmx_demux dmx; - void *priv; - int filternum; - int feednum; - int (*start_feed) (struct dvb_demux_feed *feed); - int (*stop_feed) (struct dvb_demux_feed *feed); - int (*write_to_decoder) (struct dvb_demux_feed *feed, + struct dmx_demux dmx; + void *priv; + int filternum; + int feednum; + int (*start_feed)(struct dvb_demux_feed *feed); + int (*stop_feed)(struct dvb_demux_feed *feed); + int (*write_to_decoder)(struct dvb_demux_feed *feed, const u8 *buf, size_t len); - u32 (*check_crc32) (struct dvb_demux_feed *feed, + u32 (*check_crc32)(struct dvb_demux_feed *feed, const u8 *buf, size_t len); - void (*memcopy) (struct dvb_demux_feed *feed, u8 *dst, + void (*memcopy)(struct dvb_demux_feed *feed, u8 *dst, const u8 *src, size_t len); - int users; + int users; #define MAX_DVB_DEMUX_USERS 10 - struct dvb_demux_filter *filter; - struct dvb_demux_feed *feed; + struct dvb_demux_filter *filter; + struct dvb_demux_feed *feed; - struct list_head frontend_list; + struct list_head frontend_list; - struct dvb_demux_feed *pesfilter[DMX_TS_PES_OTHER]; - u16 pids[DMX_TS_PES_OTHER]; - int playing; - int recording; + struct dvb_demux_feed *pesfilter[DMX_TS_PES_OTHER]; + u16 pids[DMX_TS_PES_OTHER]; + int playing; + int recording; #define DMX_MAX_PID 0x2000 struct list_head feed_list; - u8 tsbuf[204]; - int tsbufp; + u8 tsbuf[204]; + int tsbufp; struct semaphore mutex; spinlock_t lock; }; - int dvb_dmx_init(struct dvb_demux *dvbdemux); -int dvb_dmx_release(struct dvb_demux *dvbdemux); -void dvb_dmx_swfilter_packets(struct dvb_demux *dvbdmx, const u8 *buf, size_t count); +void dvb_dmx_release(struct dvb_demux *dvbdemux); +void dvb_dmx_swfilter_packets(struct dvb_demux *dvbdmx, const u8 *buf, + size_t count); void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count); -void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count); +void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, + size_t count); #endif /* _DVB_DEMUX_H_ */ diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c index 6a968c346a3..87935490bfb 100644 --- a/drivers/media/dvb/dvb-core/dvb_net.c +++ b/drivers/media/dvb/dvb-core/dvb_net.c @@ -62,7 +62,6 @@ #include <linux/uio.h> #include <asm/uaccess.h> #include <linux/crc32.h> -#include <linux/version.h> #include "dvb_demux.h" #include "dvb_net.h" @@ -171,11 +170,7 @@ static unsigned short dvb_net_eth_type_trans(struct sk_buff *skb, skb->mac.raw=skb->data; skb_pull(skb,dev->hard_header_len); -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,8) - eth = skb->mac.ethernet; -#else eth = eth_hdr(skb); -#endif if (*eth->h_dest & 1) { if(memcmp(eth->h_dest,dev->broadcast, ETH_ALEN)==0) @@ -908,7 +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); @@ -960,9 +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) { |