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path: root/drivers/media/dvb-core/dvb_net.c
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Diffstat (limited to 'drivers/media/dvb-core/dvb_net.c')
-rw-r--r--drivers/media/dvb-core/dvb_net.c82
1 files changed, 46 insertions, 36 deletions
diff --git a/drivers/media/dvb-core/dvb_net.c b/drivers/media/dvb-core/dvb_net.c
index 9914f69a4a02..063f63563919 100644
--- a/drivers/media/dvb-core/dvb_net.c
+++ b/drivers/media/dvb-core/dvb_net.c
@@ -54,6 +54,8 @@
*
*/
+#define pr_fmt(fmt) "dvb_net: " fmt
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
@@ -344,7 +346,7 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
/* Check TS error conditions: sync_byte, transport_error_indicator, scrambling_control . */
if ((ts[0] != TS_SYNC) || (ts[1] & TS_TEI) || ((ts[3] & TS_SC) != 0)) {
- printk(KERN_WARNING "%lu: Invalid TS cell: SYNC %#x, TEI %u, SC %#x.\n",
+ pr_warn("%lu: Invalid TS cell: SYNC %#x, TEI %u, SC %#x.\n",
priv->ts_count, ts[0],
(ts[1] & TS_TEI) >> 7,
(ts[3] & TS_SC) >> 6);
@@ -376,8 +378,8 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
priv->tscc = ts[3] & 0x0F;
/* There is a pointer field here. */
if (ts[4] > ts_remain) {
- printk(KERN_ERR "%lu: Invalid ULE packet "
- "(pointer field %d)\n", priv->ts_count, ts[4]);
+ pr_err("%lu: Invalid ULE packet (pointer field %d)\n",
+ priv->ts_count, ts[4]);
ts += TS_SZ;
priv->ts_count++;
continue;
@@ -400,8 +402,9 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
priv->tscc = (priv->tscc + 1) & 0x0F;
else {
/* TS discontinuity handling: */
- printk(KERN_WARNING "%lu: TS discontinuity: got %#x, "
- "expected %#x.\n", priv->ts_count, ts[3] & 0x0F, priv->tscc);
+ pr_warn("%lu: TS discontinuity: got %#x, expected %#x.\n",
+ priv->ts_count, ts[3] & 0x0F,
+ priv->tscc);
/* Drop partly decoded SNDU, reset state, resync on PUSI. */
if (priv->ule_skb) {
dev_kfree_skb( priv->ule_skb );
@@ -423,8 +426,9 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
if (! priv->need_pusi) {
if (!(*from_where < (ts_remain-1)) || *from_where != priv->ule_sndu_remain) {
/* Pointer field is invalid. Drop this TS cell and any started ULE SNDU. */
- printk(KERN_WARNING "%lu: Invalid pointer "
- "field: %u.\n", priv->ts_count, *from_where);
+ pr_warn("%lu: Invalid pointer field: %u.\n",
+ priv->ts_count,
+ *from_where);
/* Drop partly decoded SNDU, reset state, resync on PUSI. */
if (priv->ule_skb) {
@@ -454,9 +458,10 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
* current TS cell. */
dev->stats.rx_errors++;
dev->stats.rx_length_errors++;
- printk(KERN_WARNING "%lu: Expected %d more SNDU bytes, but "
- "got PUSI (pf %d, ts_remain %d). Flushing incomplete payload.\n",
- priv->ts_count, priv->ule_sndu_remain, ts[4], ts_remain);
+ pr_warn("%lu: Expected %d more SNDU bytes, but got PUSI (pf %d, ts_remain %d). Flushing incomplete payload.\n",
+ priv->ts_count,
+ priv->ule_sndu_remain,
+ ts[4], ts_remain);
dev_kfree_skb(priv->ule_skb);
/* Prepare for next SNDU. */
reset_ule(priv);
@@ -475,8 +480,8 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
* TS.
* Check ts_remain has to be >= 2 here. */
if (ts_remain < 2) {
- printk(KERN_WARNING "Invalid payload packing: only %d "
- "bytes left in TS. Resyncing.\n", ts_remain);
+ pr_warn("Invalid payload packing: only %d bytes left in TS. Resyncing.\n",
+ ts_remain);
priv->ule_sndu_len = 0;
priv->need_pusi = 1;
ts += TS_SZ;
@@ -494,8 +499,9 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
priv->ule_dbit = 0;
if (priv->ule_sndu_len < 5) {
- printk(KERN_WARNING "%lu: Invalid ULE SNDU length %u. "
- "Resyncing.\n", priv->ts_count, priv->ule_sndu_len);
+ pr_warn("%lu: Invalid ULE SNDU length %u. Resyncing.\n",
+ priv->ts_count,
+ priv->ule_sndu_len);
dev->stats.rx_errors++;
dev->stats.rx_length_errors++;
priv->ule_sndu_len = 0;
@@ -550,8 +556,8 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
* prepare for the largest case: bridged SNDU with MAC address (dbit = 0). */
priv->ule_skb = dev_alloc_skb( priv->ule_sndu_len + ETH_HLEN + ETH_ALEN );
if (priv->ule_skb == NULL) {
- printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n",
- dev->name);
+ pr_notice("%s: Memory squeeze, dropping packet.\n",
+ dev->name);
dev->stats.rx_dropped++;
return;
}
@@ -595,8 +601,11 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
*(tail - 2) << 8 |
*(tail - 1);
if (ule_crc != expected_crc) {
- printk(KERN_WARNING "%lu: CRC32 check FAILED: %08x / %08x, SNDU len %d type %#x, ts_remain %d, next 2: %x.\n",
- priv->ts_count, ule_crc, expected_crc, priv->ule_sndu_len, priv->ule_sndu_type, ts_remain, ts_remain > 2 ? *(unsigned short *)from_where : 0);
+ pr_warn("%lu: CRC32 check FAILED: %08x / %08x, SNDU len %d type %#x, ts_remain %d, next 2: %x.\n",
+ priv->ts_count, ule_crc, expected_crc,
+ priv->ule_sndu_len, priv->ule_sndu_type,
+ ts_remain,
+ ts_remain > 2 ? *(unsigned short *)from_where : 0);
#ifdef ULE_DEBUG
hexdump( iov[0].iov_base, iov[0].iov_len );
@@ -687,7 +696,7 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
int l = handle_ule_extensions(priv);
if (l < 0) {
/* Mandatory extension header unknown or TEST SNDU. Drop it. */
- // printk( KERN_WARNING "Dropping SNDU, extension headers.\n" );
+ // pr_warn("Dropping SNDU, extension headers.\n" );
dev_kfree_skb(priv->ule_skb);
goto sndu_done;
}
@@ -741,10 +750,10 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
priv->ule_skb = NULL;
priv->ule_sndu_type_1 = 0;
priv->ule_sndu_len = 0;
- // printk(KERN_WARNING "More data in current TS: [%#x %#x %#x %#x]\n",
+ // pr_warn("More data in current TS: [%#x %#x %#x %#x]\n",
// *(from_where + 0), *(from_where + 1),
// *(from_where + 2), *(from_where + 3));
- // printk(KERN_WARNING "ts @ %p, stopped @ %p:\n", ts, from_where + 0);
+ // pr_warn("ts @ %p, stopped @ %p:\n", ts, from_where + 0);
// hexdump(ts, 188);
} else {
new_ts = 1;
@@ -766,10 +775,10 @@ static int dvb_net_ts_callback(const u8 *buffer1, size_t buffer1_len,
struct net_device *dev = feed->priv;
if (buffer2)
- printk(KERN_WARNING "buffer2 not NULL: %p.\n", buffer2);
+ pr_warn("buffer2 not NULL: %p.\n", buffer2);
if (buffer1_len > 32768)
- printk(KERN_WARNING "length > 32k: %zu.\n", buffer1_len);
- /* printk("TS callback: %u bytes, %u TS cells @ %p.\n",
+ pr_warn("length > 32k: %zu.\n", buffer1_len);
+ /* pr_info("TS callback: %u bytes, %u TS cells @ %p.\n",
buffer1_len, buffer1_len / TS_SZ, buffer1); */
dvb_net_ule(dev, buffer1, buffer1_len);
return 0;
@@ -786,7 +795,7 @@ static void dvb_net_sec(struct net_device *dev,
/* note: pkt_len includes a 32bit checksum */
if (pkt_len < 16) {
- printk("%s: IP/MPE packet length = %d too small.\n",
+ pr_warn("%s: IP/MPE packet length = %d too small.\n",
dev->name, pkt_len);
stats->rx_errors++;
stats->rx_length_errors++;
@@ -824,7 +833,7 @@ static void dvb_net_sec(struct net_device *dev,
* 12 byte MPE header; 4 byte checksum; + 2 byte alignment, 8 byte LLC/SNAP
*/
if (!(skb = dev_alloc_skb(pkt_len - 4 - 12 + 14 + 2 - snap))) {
- //printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n", dev->name);
+ //pr_notice("%s: Memory squeeze, dropping packet.\n", dev->name);
stats->rx_dropped++;
return;
}
@@ -903,7 +912,7 @@ static int dvb_net_filter_sec_set(struct net_device *dev,
*secfilter=NULL;
ret = priv->secfeed->allocate_filter(priv->secfeed, secfilter);
if (ret<0) {
- printk("%s: could not get filter\n", dev->name);
+ pr_err("%s: could not get filter\n", dev->name);
return ret;
}
@@ -944,7 +953,7 @@ static int dvb_net_feed_start(struct net_device *dev)
netdev_dbg(dev, "rx_mode %i\n", priv->rx_mode);
mutex_lock(&priv->mutex);
if (priv->tsfeed || priv->secfeed || priv->secfilter || priv->multi_secfilter[0])
- printk("%s: BUG %d\n", __func__, __LINE__);
+ pr_err("%s: BUG %d\n", __func__, __LINE__);
priv->secfeed=NULL;
priv->secfilter=NULL;
@@ -955,14 +964,15 @@ static int dvb_net_feed_start(struct net_device *dev)
ret=demux->allocate_section_feed(demux, &priv->secfeed,
dvb_net_sec_callback);
if (ret<0) {
- printk("%s: could not allocate section feed\n", dev->name);
+ pr_err("%s: could not allocate section feed\n",
+ dev->name);
goto error;
}
ret = priv->secfeed->set(priv->secfeed, priv->pid, 32768, 1);
if (ret<0) {
- printk("%s: could not set section feed\n", dev->name);
+ pr_err("%s: could not set section feed\n", dev->name);
priv->demux->release_section_feed(priv->demux, priv->secfeed);
priv->secfeed=NULL;
goto error;
@@ -1003,7 +1013,7 @@ static int dvb_net_feed_start(struct net_device *dev)
netdev_dbg(dev, "alloc tsfeed\n");
ret = demux->allocate_ts_feed(demux, &priv->tsfeed, dvb_net_ts_callback);
if (ret < 0) {
- printk("%s: could not allocate ts feed\n", dev->name);
+ pr_err("%s: could not allocate ts feed\n", dev->name);
goto error;
}
@@ -1018,7 +1028,7 @@ static int dvb_net_feed_start(struct net_device *dev)
);
if (ret < 0) {
- printk("%s: could not set ts feed\n", dev->name);
+ pr_err("%s: could not set ts feed\n", dev->name);
priv->demux->release_ts_feed(priv->demux, priv->tsfeed);
priv->tsfeed = NULL;
goto error;
@@ -1067,7 +1077,7 @@ static int dvb_net_feed_stop(struct net_device *dev)
priv->demux->release_section_feed(priv->demux, priv->secfeed);
priv->secfeed = NULL;
} else
- printk("%s: no feed to stop\n", dev->name);
+ pr_err("%s: no feed to stop\n", dev->name);
} else if (priv->feedtype == DVB_NET_FEEDTYPE_ULE) {
if (priv->tsfeed) {
if (priv->tsfeed->is_filtering) {
@@ -1078,7 +1088,7 @@ static int dvb_net_feed_stop(struct net_device *dev)
priv->tsfeed = NULL;
}
else
- printk("%s: no ts feed to stop\n", dev->name);
+ pr_err("%s: no ts feed to stop\n", dev->name);
} else
ret = -EINVAL;
mutex_unlock(&priv->mutex);
@@ -1279,7 +1289,7 @@ static int dvb_net_add_if(struct dvb_net *dvbnet, u16 pid, u8 feedtype)
free_netdev(net);
return result;
}
- printk("dvb_net: created network interface %s\n", net->name);
+ pr_info("created network interface %s\n", net->name);
return if_num;
}
@@ -1298,7 +1308,7 @@ static int dvb_net_remove_if(struct dvb_net *dvbnet, unsigned long num)
dvb_net_stop(net);
flush_work(&priv->set_multicast_list_wq);
flush_work(&priv->restart_net_feed_wq);
- printk("dvb_net: removed network interface %s\n", net->name);
+ pr_info("removed network interface %s\n", net->name);
unregister_netdev(net);
dvbnet->state[num]=0;
dvbnet->device[num] = NULL;