diff --git a/Documentation/media/dmx.h.rst.exceptions b/Documentation/media/dmx.h.rst.exceptions
index 63f55a9ae2b1ffa54d088eb60b7e79e36c050f6e..a8c4239ed95bab6c87d8adcdb4edfa52de981099 100644
--- a/Documentation/media/dmx.h.rst.exceptions
+++ b/Documentation/media/dmx.h.rst.exceptions
@@ -50,9 +50,15 @@ replace typedef dmx_filter_t :c:type:`dmx_filter`
replace typedef dmx_pes_type_t :c:type:`dmx_pes_type`
replace typedef dmx_input_t :c:type:`dmx_input`
-ignore symbol DMX_OUT_DECODER
-ignore symbol DMX_OUT_TAP
-ignore symbol DMX_OUT_TS_TAP
-ignore symbol DMX_OUT_TSDEMUX_TAP
+replace symbol DMX_BUFFER_FLAG_HAD_CRC32_DISCARD :c:type:`dmx_buffer_flags`
+replace symbol DMX_BUFFER_FLAG_TEI :c:type:`dmx_buffer_flags`
+replace symbol DMX_BUFFER_PKT_COUNTER_MISMATCH :c:type:`dmx_buffer_flags`
+replace symbol DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED :c:type:`dmx_buffer_flags`
+replace symbol DMX_BUFFER_FLAG_DISCONTINUITY_INDICATOR :c:type:`dmx_buffer_flags`
+
+replace symbol DMX_OUT_DECODER :c:type:`dmx_output`
+replace symbol DMX_OUT_TAP :c:type:`dmx_output`
+replace symbol DMX_OUT_TS_TAP :c:type:`dmx_output`
+replace symbol DMX_OUT_TSDEMUX_TAP :c:type:`dmx_output`
replace ioctl DMX_DQBUF dmx_qbuf
diff --git a/Documentation/media/uapi/dvb/dmx-qbuf.rst b/Documentation/media/uapi/dvb/dmx-qbuf.rst
index b48c4931658eda71586ec7ea4ddb380df518170f..be5a4c6f19040c6e5bf1acbb34f9598e6eec0b2f 100644
--- a/Documentation/media/uapi/dvb/dmx-qbuf.rst
+++ b/Documentation/media/uapi/dvb/dmx-qbuf.rst
@@ -51,9 +51,10 @@ out to disk. Buffers remain locked until dequeued, until the
the device is closed.
Applications call the ``DMX_DQBUF`` ioctl to dequeue a filled
-(capturing) buffer from the driver's outgoing queue. They just set the ``reserved`` field array to zero. When ``DMX_DQBUF`` is called with a
-pointer to this structure, the driver fills the remaining fields or
-returns an error code.
+(capturing) buffer from the driver's outgoing queue.
+They just set the ``index`` field withe the buffer ID to be queued.
+When ``DMX_DQBUF`` is called with a pointer to struct :c:type:`dmx_buffer`,
+the driver fills the remaining fields or returns an error code.
By default ``DMX_DQBUF`` blocks when no buffer is in the outgoing
queue. When the ``O_NONBLOCK`` flag was given to the
diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig
index 145e12bfb8190ab8274645c43493b9978fff6e1a..372c074bb1b90fa0d1010d697faa18a7005231d7 100644
--- a/drivers/media/Kconfig
+++ b/drivers/media/Kconfig
@@ -147,6 +147,8 @@ config DVB_CORE
config DVB_MMAP
bool "Enable DVB memory-mapped API (EXPERIMENTAL)"
depends on DVB_CORE
+ depends on VIDEO_V4L2=y || VIDEO_V4L2=DVB_CORE
+ select VIDEOBUF2_VMALLOC
default n
help
This option enables DVB experimental memory-mapped API, with
diff --git a/drivers/media/common/videobuf2/Kconfig b/drivers/media/common/videobuf2/Kconfig
index 5df05250de947d7cf2bc396dc5104851f52fcb36..17c32ea58395d78f9fafe5525bbfbf1bdfe4b690 100644
--- a/drivers/media/common/videobuf2/Kconfig
+++ b/drivers/media/common/videobuf2/Kconfig
@@ -3,6 +3,9 @@ config VIDEOBUF2_CORE
select DMA_SHARED_BUFFER
tristate
+config VIDEOBUF2_V4L2
+ tristate
+
config VIDEOBUF2_MEMOPS
tristate
select FRAME_VECTOR
diff --git a/drivers/media/common/videobuf2/Makefile b/drivers/media/common/videobuf2/Makefile
index 19de5ccda20b3c9de62a616077cfd11c6d743c58..77bebe8b202f46695ef239caaec98a567e088a03 100644
--- a/drivers/media/common/videobuf2/Makefile
+++ b/drivers/media/common/videobuf2/Makefile
@@ -1,5 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0
+videobuf2-common-objs := videobuf2-core.o
-obj-$(CONFIG_VIDEOBUF2_CORE) += videobuf2-core.o videobuf2-v4l2.o
+ifeq ($(CONFIG_TRACEPOINTS),y)
+ videobuf2-common-objs += vb2-trace.o
+endif
+
+obj-$(CONFIG_VIDEOBUF2_CORE) += videobuf2-common.o
+obj-$(CONFIG_VIDEOBUF2_V4L2) += videobuf2-v4l2.o
obj-$(CONFIG_VIDEOBUF2_MEMOPS) += videobuf2-memops.o
obj-$(CONFIG_VIDEOBUF2_VMALLOC) += videobuf2-vmalloc.o
obj-$(CONFIG_VIDEOBUF2_DMA_CONTIG) += videobuf2-dma-contig.o
diff --git a/drivers/media/v4l2-core/vb2-trace.c b/drivers/media/common/videobuf2/vb2-trace.c
similarity index 100%
rename from drivers/media/v4l2-core/vb2-trace.c
rename to drivers/media/common/videobuf2/vb2-trace.c
diff --git a/drivers/media/dvb-core/Makefile b/drivers/media/dvb-core/Makefile
index 3a105d82019a0288b37f7a7143b1e8c79adffb42..62b028ded9f784438175969610608e60f35a9353 100644
--- a/drivers/media/dvb-core/Makefile
+++ b/drivers/media/dvb-core/Makefile
@@ -4,7 +4,7 @@
#
dvb-net-$(CONFIG_DVB_NET) := dvb_net.o
-dvb-vb2-$(CONFIG_DVB_MMSP) := dvb_vb2.o
+dvb-vb2-$(CONFIG_DVB_MMAP) := dvb_vb2.o
dvb-core-objs := dvbdev.o dmxdev.o dvb_demux.o \
dvb_ca_en50221.o dvb_frontend.o \
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c
index 6d53af00190e396fda03bab661b56d4e4a1fc4a2..61a750fae4653be8da2ee47e60ae94e36e2143e6 100644
--- a/drivers/media/dvb-core/dmxdev.c
+++ b/drivers/media/dvb-core/dmxdev.c
@@ -128,11 +128,7 @@ static int dvb_dvr_open(struct inode *inode, struct file *file)
struct dvb_device *dvbdev = file->private_data;
struct dmxdev *dmxdev = dvbdev->priv;
struct dmx_frontend *front;
-#ifndef DVB_MMAP
bool need_ringbuffer = false;
-#else
- const bool need_ringbuffer = true;
-#endif
dprintk("%s\n", __func__);
@@ -144,17 +140,31 @@ static int dvb_dvr_open(struct inode *inode, struct file *file)
return -ENODEV;
}
-#ifndef DVB_MMAP
+ dmxdev->may_do_mmap = 0;
+
+ /*
+ * The logic here is a little tricky due to the ifdef.
+ *
+ * The ringbuffer is used for both read and mmap.
+ *
+ * It is not needed, however, on two situations:
+ * - Write devices (access with O_WRONLY);
+ * - For duplex device nodes, opened with O_RDWR.
+ */
+
if ((file->f_flags & O_ACCMODE) == O_RDONLY)
need_ringbuffer = true;
-#else
- if ((file->f_flags & O_ACCMODE) == O_RDWR) {
+ else if ((file->f_flags & O_ACCMODE) == O_RDWR) {
if (!(dmxdev->capabilities & DMXDEV_CAP_DUPLEX)) {
+#ifdef CONFIG_DVB_MMAP
+ dmxdev->may_do_mmap = 1;
+ need_ringbuffer = true;
+#else
mutex_unlock(&dmxdev->mutex);
return -EOPNOTSUPP;
+#endif
}
}
-#endif
if (need_ringbuffer) {
void *mem;
@@ -169,8 +179,9 @@ static int dvb_dvr_open(struct inode *inode, struct file *file)
return -ENOMEM;
}
dvb_ringbuffer_init(&dmxdev->dvr_buffer, mem, DVR_BUFFER_SIZE);
- dvb_vb2_init(&dmxdev->dvr_vb2_ctx, "dvr",
- file->f_flags & O_NONBLOCK);
+ if (dmxdev->may_do_mmap)
+ dvb_vb2_init(&dmxdev->dvr_vb2_ctx, "dvr",
+ file->f_flags & O_NONBLOCK);
dvbdev->readers--;
}
@@ -200,11 +211,6 @@ static int dvb_dvr_release(struct inode *inode, struct file *file)
{
struct dvb_device *dvbdev = file->private_data;
struct dmxdev *dmxdev = dvbdev->priv;
-#ifndef DVB_MMAP
- bool need_ringbuffer = false;
-#else
- const bool need_ringbuffer = true;
-#endif
mutex_lock(&dmxdev->mutex);
@@ -213,15 +219,14 @@ static int dvb_dvr_release(struct inode *inode, struct file *file)
dmxdev->demux->connect_frontend(dmxdev->demux,
dmxdev->dvr_orig_fe);
}
-#ifndef DVB_MMAP
- if ((file->f_flags & O_ACCMODE) == O_RDONLY)
- need_ringbuffer = true;
-#endif
- if (need_ringbuffer) {
- if (dvb_vb2_is_streaming(&dmxdev->dvr_vb2_ctx))
- dvb_vb2_stream_off(&dmxdev->dvr_vb2_ctx);
- dvb_vb2_release(&dmxdev->dvr_vb2_ctx);
+ if (((file->f_flags & O_ACCMODE) == O_RDONLY) ||
+ dmxdev->may_do_mmap) {
+ if (dmxdev->may_do_mmap) {
+ if (dvb_vb2_is_streaming(&dmxdev->dvr_vb2_ctx))
+ dvb_vb2_stream_off(&dmxdev->dvr_vb2_ctx);
+ dvb_vb2_release(&dmxdev->dvr_vb2_ctx);
+ }
dvbdev->readers++;
if (dmxdev->dvr_buffer.data) {
void *mem = dmxdev->dvr_buffer.data;
@@ -380,7 +385,8 @@ static void dvb_dmxdev_filter_timer(struct dmxdev_filter *dmxdevfilter)
static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len,
const u8 *buffer2, size_t buffer2_len,
- struct dmx_section_filter *filter)
+ struct dmx_section_filter *filter,
+ u32 *buffer_flags)
{
struct dmxdev_filter *dmxdevfilter = filter->priv;
int ret;
@@ -399,10 +405,12 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len,
dprintk("section callback %*ph\n", 6, buffer1);
if (dvb_vb2_is_streaming(&dmxdevfilter->vb2_ctx)) {
ret = dvb_vb2_fill_buffer(&dmxdevfilter->vb2_ctx,
- buffer1, buffer1_len);
+ buffer1, buffer1_len,
+ buffer_flags);
if (ret == buffer1_len)
ret = dvb_vb2_fill_buffer(&dmxdevfilter->vb2_ctx,
- buffer2, buffer2_len);
+ buffer2, buffer2_len,
+ buffer_flags);
} else {
ret = dvb_dmxdev_buffer_write(&dmxdevfilter->buffer,
buffer1, buffer1_len);
@@ -422,11 +430,12 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len,
static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
const u8 *buffer2, size_t buffer2_len,
- struct dmx_ts_feed *feed)
+ struct dmx_ts_feed *feed,
+ u32 *buffer_flags)
{
struct dmxdev_filter *dmxdevfilter = feed->priv;
struct dvb_ringbuffer *buffer;
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
struct dvb_vb2_ctx *ctx;
#endif
int ret;
@@ -440,20 +449,22 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
if (dmxdevfilter->params.pes.output == DMX_OUT_TAP ||
dmxdevfilter->params.pes.output == DMX_OUT_TSDEMUX_TAP) {
buffer = &dmxdevfilter->buffer;
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
ctx = &dmxdevfilter->vb2_ctx;
#endif
} else {
buffer = &dmxdevfilter->dev->dvr_buffer;
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
ctx = &dmxdevfilter->dev->dvr_vb2_ctx;
#endif
}
if (dvb_vb2_is_streaming(ctx)) {
- ret = dvb_vb2_fill_buffer(ctx, buffer1, buffer1_len);
+ ret = dvb_vb2_fill_buffer(ctx, buffer1, buffer1_len,
+ buffer_flags);
if (ret == buffer1_len)
- ret = dvb_vb2_fill_buffer(ctx, buffer2, buffer2_len);
+ ret = dvb_vb2_fill_buffer(ctx, buffer2, buffer2_len,
+ buffer_flags);
} else {
if (buffer->error) {
spin_unlock(&dmxdevfilter->dev->lock);
@@ -802,6 +813,12 @@ static int dvb_demux_open(struct inode *inode, struct file *file)
mutex_init(&dmxdevfilter->mutex);
file->private_data = dmxdevfilter;
+#ifdef CONFIG_DVB_MMAP
+ dmxdev->may_do_mmap = 1;
+#else
+ dmxdev->may_do_mmap = 0;
+#endif
+
dvb_ringbuffer_init(&dmxdevfilter->buffer, NULL, 8192);
dvb_vb2_init(&dmxdevfilter->vb2_ctx, "demux_filter",
file->f_flags & O_NONBLOCK);
@@ -1111,7 +1128,7 @@ static int dvb_demux_do_ioctl(struct file *file,
mutex_unlock(&dmxdevfilter->mutex);
break;
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
case DMX_REQBUFS:
if (mutex_lock_interruptible(&dmxdevfilter->mutex)) {
mutex_unlock(&dmxdev->mutex);
@@ -1160,7 +1177,7 @@ static int dvb_demux_do_ioctl(struct file *file,
break;
#endif
default:
- ret = -EINVAL;
+ ret = -ENOTTY;
break;
}
mutex_unlock(&dmxdev->mutex);
@@ -1199,13 +1216,16 @@ static __poll_t dvb_demux_poll(struct file *file, poll_table *wait)
return mask;
}
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
static int dvb_demux_mmap(struct file *file, struct vm_area_struct *vma)
{
struct dmxdev_filter *dmxdevfilter = file->private_data;
struct dmxdev *dmxdev = dmxdevfilter->dev;
int ret;
+ if (!dmxdev->may_do_mmap)
+ return -ENOTTY;
+
if (mutex_lock_interruptible(&dmxdev->mutex))
return -ERESTARTSYS;
@@ -1249,7 +1269,7 @@ static const struct file_operations dvb_demux_fops = {
.release = dvb_demux_release,
.poll = dvb_demux_poll,
.llseek = default_llseek,
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
.mmap = dvb_demux_mmap,
#endif
};
@@ -1280,7 +1300,7 @@ static int dvb_dvr_do_ioctl(struct file *file,
ret = dvb_dvr_set_buffer_size(dmxdev, arg);
break;
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
case DMX_REQBUFS:
ret = dvb_vb2_reqbufs(&dmxdev->dvr_vb2_ctx, parg);
break;
@@ -1304,7 +1324,7 @@ static int dvb_dvr_do_ioctl(struct file *file,
break;
#endif
default:
- ret = -EINVAL;
+ ret = -ENOTTY;
break;
}
mutex_unlock(&dmxdev->mutex);
@@ -1322,11 +1342,6 @@ static __poll_t dvb_dvr_poll(struct file *file, poll_table *wait)
struct dvb_device *dvbdev = file->private_data;
struct dmxdev *dmxdev = dvbdev->priv;
__poll_t mask = 0;
-#ifndef DVB_MMAP
- bool need_ringbuffer = false;
-#else
- const bool need_ringbuffer = true;
-#endif
dprintk("%s\n", __func__);
@@ -1337,11 +1352,8 @@ static __poll_t dvb_dvr_poll(struct file *file, poll_table *wait)
poll_wait(file, &dmxdev->dvr_buffer.queue, wait);
-#ifndef DVB_MMAP
- if ((file->f_flags & O_ACCMODE) == O_RDONLY)
- need_ringbuffer = true;
-#endif
- if (need_ringbuffer) {
+ if (((file->f_flags & O_ACCMODE) == O_RDONLY) ||
+ dmxdev->may_do_mmap) {
if (dmxdev->dvr_buffer.error)
mask |= (EPOLLIN | EPOLLRDNORM | EPOLLPRI | EPOLLERR);
@@ -1353,13 +1365,16 @@ static __poll_t dvb_dvr_poll(struct file *file, poll_table *wait)
return mask;
}
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
static int dvb_dvr_mmap(struct file *file, struct vm_area_struct *vma)
{
struct dvb_device *dvbdev = file->private_data;
struct dmxdev *dmxdev = dvbdev->priv;
int ret;
+ if (!dmxdev->may_do_mmap)
+ return -ENOTTY;
+
if (dmxdev->exit)
return -ENODEV;
@@ -1381,7 +1396,7 @@ static const struct file_operations dvb_dvr_fops = {
.release = dvb_dvr_release,
.poll = dvb_dvr_poll,
.llseek = default_llseek,
-#ifdef DVB_MMAP
+#ifdef CONFIG_DVB_MMAP
.mmap = dvb_dvr_mmap,
#endif
};
diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c
index 210eed0269b085d5b8c99d5f8941928cf0613a30..f45091246bdca90d870dc0a10bd35e8fd4d73eea 100644
--- a/drivers/media/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb-core/dvb_demux.c
@@ -55,6 +55,17 @@ MODULE_PARM_DESC(dvb_demux_feed_err_pkts,
dprintk(x); \
} while (0)
+#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
+# define dprintk_sect_loss(x...) dprintk(x)
+#else
+# define dprintk_sect_loss(x...)
+#endif
+
+#define set_buf_flags(__feed, __flag) \
+ do { \
+ (__feed)->buffer_flags |= (__flag); \
+ } while (0)
+
/******************************************************************************
* static inlined helper functions
******************************************************************************/
@@ -104,31 +115,30 @@ static inline int dvb_dmx_swfilter_payload(struct dvb_demux_feed *feed,
{
int count = payload(buf);
int p;
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
int ccok;
u8 cc;
-#endif
if (count == 0)
return -1;
p = 188 - count;
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
cc = buf[3] & 0x0f;
ccok = ((feed->cc + 1) & 0x0f) == cc;
feed->cc = cc;
- if (!ccok)
- dprintk("missed packet: %d instead of %d!\n",
- cc, (feed->cc + 1) & 0x0f);
-#endif
+ if (!ccok) {
+ set_buf_flags(feed, DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("missed packet: %d instead of %d!\n",
+ cc, (feed->cc + 1) & 0x0f);
+ }
if (buf[1] & 0x40) // PUSI ?
feed->peslen = 0xfffa;
feed->peslen += count;
- return feed->cb.ts(&buf[p], count, NULL, 0, &feed->feed.ts);
+ return feed->cb.ts(&buf[p], count, NULL, 0, &feed->feed.ts,
+ &feed->buffer_flags);
}
static int dvb_dmx_swfilter_sectionfilter(struct dvb_demux_feed *feed,
@@ -150,7 +160,7 @@ static int dvb_dmx_swfilter_sectionfilter(struct dvb_demux_feed *feed,
return 0;
return feed->cb.sec(feed->feed.sec.secbuf, feed->feed.sec.seclen,
- NULL, 0, &f->filter);
+ NULL, 0, &f->filter, &feed->buffer_flags);
}
static inline int dvb_dmx_swfilter_section_feed(struct dvb_demux_feed *feed)
@@ -169,8 +179,10 @@ static inline int dvb_dmx_swfilter_section_feed(struct dvb_demux_feed *feed)
if (sec->check_crc) {
section_syntax_indicator = ((sec->secbuf[1] & 0x80) != 0);
if (section_syntax_indicator &&
- demux->check_crc32(feed, sec->secbuf, sec->seclen))
+ demux->check_crc32(feed, sec->secbuf, sec->seclen)) {
+ set_buf_flags(feed, DMX_BUFFER_FLAG_HAD_CRC32_DISCARD);
return -1;
+ }
}
do {
@@ -187,7 +199,6 @@ static void dvb_dmx_swfilter_section_new(struct dvb_demux_feed *feed)
{
struct dmx_section_feed *sec = &feed->feed.sec;
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
if (sec->secbufp < sec->tsfeedp) {
int n = sec->tsfeedp - sec->secbufp;
@@ -197,12 +208,13 @@ static void dvb_dmx_swfilter_section_new(struct dvb_demux_feed *feed)
* but just first and last.
*/
if (sec->secbuf[0] != 0xff || sec->secbuf[n - 1] != 0xff) {
- dprintk("section ts padding loss: %d/%d\n",
- n, sec->tsfeedp);
- dprintk("pad data: %*ph\n", n, sec->secbuf);
+ set_buf_flags(feed,
+ DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("section ts padding loss: %d/%d\n",
+ n, sec->tsfeedp);
+ dprintk_sect_loss("pad data: %*ph\n", n, sec->secbuf);
}
}
-#endif
sec->tsfeedp = sec->secbufp = sec->seclen = 0;
sec->secbuf = sec->secbuf_base;
@@ -237,11 +249,10 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed,
return 0;
if (sec->tsfeedp + len > DMX_MAX_SECFEED_SIZE) {
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
- dprintk("section buffer full loss: %d/%d\n",
- sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE,
- DMX_MAX_SECFEED_SIZE);
-#endif
+ set_buf_flags(feed, DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("section buffer full loss: %d/%d\n",
+ sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE,
+ DMX_MAX_SECFEED_SIZE);
len = DMX_MAX_SECFEED_SIZE - sec->tsfeedp;
}
@@ -269,12 +280,13 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed,
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 CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
- else
- dprintk("pusi not seen, discarding section data\n");
-#endif
+ } else {
+ set_buf_flags(feed,
+ DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("pusi not seen, discarding section data\n");
+ }
sec->secbufp += seclen; /* secbufp and secbuf moving together is */
sec->secbuf += seclen; /* redundant but saves pointer arithmetic */
}
@@ -307,18 +319,22 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed,
}
if (!ccok || dc_i) {
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
- if (dc_i)
- dprintk("%d frame with disconnect indicator\n",
+ if (dc_i) {
+ set_buf_flags(feed,
+ DMX_BUFFER_FLAG_DISCONTINUITY_INDICATOR);
+ dprintk_sect_loss("%d frame with disconnect indicator\n",
cc);
- else
- dprintk("discontinuity: %d instead of %d. %d bytes lost\n",
+ } else {
+ set_buf_flags(feed,
+ DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("discontinuity: %d instead of %d. %d bytes lost\n",
cc, (feed->cc + 1) & 0x0f, count + 4);
+ }
/*
- * those bytes under sume circumstances will again be reported
+ * those bytes under some circumstances will again be reported
* in the following dvb_dmx_swfilter_section_new
*/
-#endif
+
/*
* Discontinuity detected. Reset pusi_seen to
* stop feeding of suspicious data until next PUSI=1 arrives
@@ -326,6 +342,7 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed,
* FIXME: does it make sense if the MPEG-TS is the one
* reporting discontinuity?
*/
+
feed->pusi_seen = false;
dvb_dmx_swfilter_section_new(feed);
}
@@ -345,11 +362,11 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed,
dvb_dmx_swfilter_section_new(feed);
dvb_dmx_swfilter_section_copy_dump(feed, after,
after_len);
+ } else if (count > 0) {
+ set_buf_flags(feed,
+ DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
+ dprintk_sect_loss("PUSI=1 but %d bytes lost\n", count);
}
-#ifdef CONFIG_DVB_DEMUX_SECTION_LOSS_LOG
- else if (count > 0)
- dprintk("PUSI=1 but %d bytes lost\n", count);
-#endif
} else {
/* PUSI=0 (is not set), no section boundary */
dvb_dmx_swfilter_section_copy_dump(feed, &buf[p], count);
@@ -369,7 +386,8 @@ static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed,
if (feed->ts_type & TS_PAYLOAD_ONLY)
dvb_dmx_swfilter_payload(feed, buf);
else
- feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts);
+ feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts,
+ &feed->buffer_flags);
}
/* Used only on full-featured devices */
if (feed->ts_type & TS_DECODER)
@@ -430,6 +448,11 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
}
if (buf[1] & 0x80) {
+ list_for_each_entry(feed, &demux->feed_list, list_head) {
+ if ((feed->pid != pid) && (feed->pid != 0x2000))
+ continue;
+ set_buf_flags(feed, DMX_BUFFER_FLAG_TEI);
+ }
dprintk_tscheck("TEI detected. PID=0x%x data1=0x%x\n",
pid, buf[1]);
/* data in this packet can't be trusted - drop it unless
@@ -445,6 +468,13 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
(demux->cnt_storage[pid] + 1) & 0xf;
if ((buf[3] & 0xf) != demux->cnt_storage[pid]) {
+ list_for_each_entry(feed, &demux->feed_list, list_head) {
+ if ((feed->pid != pid) && (feed->pid != 0x2000))
+ continue;
+ set_buf_flags(feed,
+ DMX_BUFFER_PKT_COUNTER_MISMATCH);
+ }
+
dprintk_tscheck("TS packet counter mismatch. PID=0x%x expected 0x%x got 0x%x\n",
pid, demux->cnt_storage[pid],
buf[3] & 0xf);
@@ -466,7 +496,8 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
if (feed->pid == pid)
dvb_dmx_swfilter_packet_type(feed, buf);
else if (feed->pid == 0x2000)
- feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts);
+ feed->cb.ts(buf, 188, NULL, 0, &feed->feed.ts,
+ &feed->buffer_flags);
}
}
@@ -585,7 +616,8 @@ void dvb_dmx_swfilter_raw(struct dvb_demux *demux, const u8 *buf, size_t count)
spin_lock_irqsave(&demux->lock, flags);
- demux->feed->cb.ts(buf, count, NULL, 0, &demux->feed->feed.ts);
+ demux->feed->cb.ts(buf, count, NULL, 0, &demux->feed->feed.ts,
+ &demux->feed->buffer_flags);
spin_unlock_irqrestore(&demux->lock, flags);
}
@@ -785,6 +817,7 @@ static int dvbdmx_allocate_ts_feed(struct dmx_demux *dmx,
feed->demux = demux;
feed->pid = 0xffff;
feed->peslen = 0xfffa;
+ feed->buffer_flags = 0;
(*ts_feed) = &feed->feed.ts;
(*ts_feed)->parent = dmx;
@@ -1042,6 +1075,7 @@ static int dvbdmx_allocate_section_feed(struct dmx_demux *demux,
dvbdmxfeed->cb.sec = callback;
dvbdmxfeed->demux = dvbdmx;
dvbdmxfeed->pid = 0xffff;
+ dvbdmxfeed->buffer_flags = 0;
dvbdmxfeed->feed.sec.secbuf = dvbdmxfeed->feed.sec.secbuf_base;
dvbdmxfeed->feed.sec.secbufp = dvbdmxfeed->feed.sec.seclen = 0;
dvbdmxfeed->feed.sec.tsfeedp = 0;
diff --git a/drivers/media/dvb-core/dvb_net.c b/drivers/media/dvb-core/dvb_net.c
index b6c7eec863b9232b5fb30d07b809a01298d85c22..ba39f9942e1db06f0eeadc6473287f641ff4af85 100644
--- a/drivers/media/dvb-core/dvb_net.c
+++ b/drivers/media/dvb-core/dvb_net.c
@@ -883,7 +883,8 @@ static void dvb_net_ule(struct net_device *dev, const u8 *buf, size_t buf_len)
static int dvb_net_ts_callback(const u8 *buffer1, size_t buffer1_len,
const u8 *buffer2, size_t buffer2_len,
- struct dmx_ts_feed *feed)
+ struct dmx_ts_feed *feed,
+ u32 *buffer_flags)
{
struct net_device *dev = feed->priv;
@@ -992,7 +993,7 @@ static void dvb_net_sec(struct net_device *dev,
static int dvb_net_sec_callback(const u8 *buffer1, size_t buffer1_len,
const u8 *buffer2, size_t buffer2_len,
- struct dmx_section_filter *filter)
+ struct dmx_section_filter *filter, u32 *buffer_flags)
{
struct net_device *dev = filter->priv;
diff --git a/drivers/media/dvb-core/dvb_vb2.c b/drivers/media/dvb-core/dvb_vb2.c
index 763145d74e836aba5ae400e20522cce0c84a308d..b811adf88afa3424d14b6584969928d2b5cdae54 100644
--- a/drivers/media/dvb-core/dvb_vb2.c
+++ b/drivers/media/dvb-core/dvb_vb2.c
@@ -256,7 +256,8 @@ int dvb_vb2_is_streaming(struct dvb_vb2_ctx *ctx)
}
int dvb_vb2_fill_buffer(struct dvb_vb2_ctx *ctx,
- const unsigned char *src, int len)
+ const unsigned char *src, int len,
+ enum dmx_buffer_flags *buffer_flags)
{
unsigned long flags = 0;
void *vbuf = NULL;
@@ -264,15 +265,17 @@ int dvb_vb2_fill_buffer(struct dvb_vb2_ctx *ctx,
unsigned char *psrc = (unsigned char *)src;
int ll = 0;
- dprintk(3, "[%s] %d bytes are rcvd\n", ctx->name, len);
- if (!src) {
- dprintk(3, "[%s]:NULL pointer src\n", ctx->name);
- /**normal case: This func is called twice from demux driver
- * once with valid src pointer, second time with NULL pointer
- */
+ /*
+ * normal case: This func is called twice from demux driver
+ * one with valid src pointer, second time with NULL pointer
+ */
+ if (!src || !len)
return 0;
- }
spin_lock_irqsave(&ctx->slock, flags);
+ if (buffer_flags && *buffer_flags) {
+ ctx->flags |= *buffer_flags;
+ *buffer_flags = 0;
+ }
while (todo) {
if (!ctx->buf) {
if (list_empty(&ctx->dvb_q)) {
@@ -395,6 +398,7 @@ int dvb_vb2_qbuf(struct dvb_vb2_ctx *ctx, struct dmx_buffer *b)
int dvb_vb2_dqbuf(struct dvb_vb2_ctx *ctx, struct dmx_buffer *b)
{
+ unsigned long flags;
int ret;
ret = vb2_core_dqbuf(&ctx->vb_q, &b->index, b, ctx->nonblocking);
@@ -402,7 +406,16 @@ int dvb_vb2_dqbuf(struct dvb_vb2_ctx *ctx, struct dmx_buffer *b)
dprintk(1, "[%s] errno=%d\n", ctx->name, ret);
return ret;
}
- dprintk(5, "[%s] index=%d\n", ctx->name, b->index);
+
+ spin_lock_irqsave(&ctx->slock, flags);
+ b->count = ctx->count++;
+ b->flags = ctx->flags;
+ ctx->flags = 0;
+ spin_unlock_irqrestore(&ctx->slock, flags);
+
+ dprintk(5, "[%s] index=%d, count=%d, flags=%d\n",
+ ctx->name, b->index, ctx->count, b->flags);
+
return 0;
}
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c
index 50bce68ffd6646526fa86e1eaa5c65692b02a7b6..65d157fe76d19dad45ac94fa9eb21cbdad5dd575 100644
--- a/drivers/media/dvb-frontends/m88ds3103.c
+++ b/drivers/media/dvb-frontends/m88ds3103.c
@@ -1262,11 +1262,12 @@ static int m88ds3103_select(struct i2c_mux_core *muxc, u32 chan)
* New users must use I2C client binding directly!
*/
struct dvb_frontend *m88ds3103_attach(const struct m88ds3103_config *cfg,
- struct i2c_adapter *i2c, struct i2c_adapter **tuner_i2c_adapter)
+ struct i2c_adapter *i2c,
+ struct i2c_adapter **tuner_i2c_adapter)
{
struct i2c_client *client;
struct i2c_board_info board_info;
- struct m88ds3103_platform_data pdata;
+ struct m88ds3103_platform_data pdata = {};
pdata.clk = cfg->clock;
pdata.i2c_wr_max = cfg->i2c_wr_max;
@@ -1409,6 +1410,8 @@ static int m88ds3103_probe(struct i2c_client *client,
case M88DS3103_CHIP_ID:
break;
default:
+ ret = -ENODEV;
+ dev_err(&client->dev, "Unknown device. Chip_id=%02x\n", dev->chip_id);
goto err_kfree;
}
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 3c1851984b907a54b22920dec24e865731006f96..2476d812f669476a286672de807009df8f4980fb 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -505,80 +505,77 @@ static struct i2c_vbi_ram_value vbi_ram_default[] =
/* FIXME: Current api doesn't handle all VBI types, those not
yet supported are placed under #if 0 */
#if 0
- {0x010, /* Teletext, SECAM, WST System A */
+ [0] = {0x010, /* Teletext, SECAM, WST System A */
{V4L2_SLICED_TELETEXT_SECAM,6,23,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
},
#endif
- {0x030, /* Teletext, PAL, WST System B */
+ [1] = {0x030, /* Teletext, PAL, WST System B */
{V4L2_SLICED_TELETEXT_B,6,22,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
},
#if 0
- {0x050, /* Teletext, PAL, WST System C */
+ [2] = {0x050, /* Teletext, PAL, WST System C */
{V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
},
- {0x070, /* Teletext, NTSC, WST System B */
+ [3] = {0x070, /* Teletext, NTSC, WST System B */
{V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
},
- {0x090, /* Tetetext, NTSC NABTS System C */
+ [4] = {0x090, /* Tetetext, NTSC NABTS System C */
{V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
},
- {0x0b0, /* Teletext, NTSC-J, NABTS System D */
+ [5] = {0x0b0, /* Teletext, NTSC-J, NABTS System D */
{V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
{ 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
},
- {0x0d0, /* Closed Caption, PAL/SECAM */
+ [6] = {0x0d0, /* Closed Caption, PAL/SECAM */
{V4L2_SLICED_CAPTION_625,22,22,1},
{ 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
},
#endif
- {0x0f0, /* Closed Caption, NTSC */
+ [7] = {0x0f0, /* Closed Caption, NTSC */
{V4L2_SLICED_CAPTION_525,21,21,1},
{ 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
},
- {0x110, /* Wide Screen Signal, PAL/SECAM */
+ [8] = {0x110, /* Wide Screen Signal, PAL/SECAM */
{V4L2_SLICED_WSS_625,23,23,1},
{ 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
},
#if 0
- {0x130, /* Wide Screen Signal, NTSC C */
+ [9] = {0x130, /* Wide Screen Signal, NTSC C */
{V4L2_SLICED_WSS_525,20,20,1},
{ 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
},
- {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
+ [10] = {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
{V4l2_SLICED_VITC_625,6,22,0},
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
},
- {0x170, /* Vertical Interval Timecode (VITC), NTSC */
+ [11] = {0x170, /* Vertical Interval Timecode (VITC), NTSC */
{V4l2_SLICED_VITC_525,10,20,0},
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
},
#endif
- {0x190, /* Video Program System (VPS), PAL */
+ [12] = {0x190, /* Video Program System (VPS), PAL */
{V4L2_SLICED_VPS,16,16,0},
{ 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
},
/* 0x1d0 User programmable */
-
- /* End of struct */
- { (u16)-1 }
};
static int tvp5150_write_inittab(struct v4l2_subdev *sd,
@@ -591,10 +588,10 @@ static int tvp5150_write_inittab(struct v4l2_subdev *sd,
return 0;
}
-static int tvp5150_vdp_init(struct v4l2_subdev *sd,
- const struct i2c_vbi_ram_value *regs)
+static int tvp5150_vdp_init(struct v4l2_subdev *sd)
{
unsigned int i;
+ int j;
/* Disable Full Field */
tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
@@ -604,14 +601,17 @@ static int tvp5150_vdp_init(struct v4l2_subdev *sd,
tvp5150_write(sd, i, 0xff);
/* Load Ram Table */
- while (regs->reg != (u16)-1) {
+ for (j = 0; j < ARRAY_SIZE(vbi_ram_default); j++) {
+ const struct i2c_vbi_ram_value *regs = &vbi_ram_default[j];
+
+ if (!regs->type.vbi_type)
+ continue;
+
tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
for (i = 0; i < 16; i++)
tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
-
- regs++;
}
return 0;
}
@@ -620,19 +620,23 @@ static int tvp5150_vdp_init(struct v4l2_subdev *sd,
static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
struct v4l2_sliced_vbi_cap *cap)
{
- const struct i2c_vbi_ram_value *regs = vbi_ram_default;
- int line;
+ int line, i;
dev_dbg_lvl(sd->dev, 1, debug, "g_sliced_vbi_cap\n");
memset(cap, 0, sizeof *cap);
- while (regs->reg != (u16)-1 ) {
- for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
+ for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
+ const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
+
+ if (!regs->type.vbi_type)
+ continue;
+
+ for (line = regs->type.ini_line;
+ line <= regs->type.end_line;
+ line++) {
cap->service_lines[0][line] |= regs->type.vbi_type;
}
cap->service_set |= regs->type.vbi_type;
-
- regs++;
}
return 0;
}
@@ -651,14 +655,13 @@ static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
* MSB = field2
*/
static int tvp5150_set_vbi(struct v4l2_subdev *sd,
- const struct i2c_vbi_ram_value *regs,
unsigned int type,u8 flags, int line,
const int fields)
{
struct tvp5150 *decoder = to_tvp5150(sd);
v4l2_std_id std = decoder->norm;
u8 reg;
- int pos = 0;
+ int i, pos = 0;
if (std == V4L2_STD_ALL) {
dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n");
@@ -671,19 +674,19 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd,
if (line < 6 || line > 27)
return 0;
- while (regs->reg != (u16)-1) {
+ for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
+ const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
+
+ if (!regs->type.vbi_type)
+ continue;
+
if ((type & regs->type.vbi_type) &&
(line >= regs->type.ini_line) &&
(line <= regs->type.end_line))
break;
-
- regs++;
pos++;
}
- if (regs->reg == (u16)-1)
- return 0;
-
type = pos | (flags & 0xf0);
reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
@@ -696,8 +699,7 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd,
return type;
}
-static int tvp5150_get_vbi(struct v4l2_subdev *sd,
- const struct i2c_vbi_ram_value *regs, int line)
+static int tvp5150_get_vbi(struct v4l2_subdev *sd, int line)
{
struct tvp5150 *decoder = to_tvp5150(sd);
v4l2_std_id std = decoder->norm;
@@ -726,8 +728,8 @@ static int tvp5150_get_vbi(struct v4l2_subdev *sd,
return 0;
}
pos = ret & 0x0f;
- if (pos < 0x0f)
- type |= regs[pos].type.vbi_type;
+ if (pos < ARRAY_SIZE(vbi_ram_default))
+ type |= vbi_ram_default[pos].type.vbi_type;
}
return type;
@@ -788,7 +790,7 @@ static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
tvp5150_write_inittab(sd, tvp5150_init_default);
/* Initializes VDP registers */
- tvp5150_vdp_init(sd, vbi_ram_default);
+ tvp5150_vdp_init(sd);
/* Selects decoder input */
tvp5150_selmux(sd);
@@ -1121,8 +1123,8 @@ static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_f
for (i = 0; i <= 23; i++) {
svbi->service_lines[1][i] = 0;
svbi->service_lines[0][i] =
- tvp5150_set_vbi(sd, vbi_ram_default,
- svbi->service_lines[0][i], 0xf0, i, 3);
+ tvp5150_set_vbi(sd, svbi->service_lines[0][i],
+ 0xf0, i, 3);
}
/* Enables FIFO */
tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
@@ -1148,7 +1150,7 @@ static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_f
for (i = 0; i <= 23; i++) {
svbi->service_lines[0][i] =
- tvp5150_get_vbi(sd, vbi_ram_default, i);
+ tvp5150_get_vbi(sd, i);
mask |= svbi->service_lines[0][i];
}
svbi->service_set = mask;
diff --git a/drivers/media/pci/ttpci/av7110.c b/drivers/media/pci/ttpci/av7110.c
index dc8e577b2f748a4d287dacaf817beed1096e903e..d6816effb87866b80eae57d7c45004524d8cc031 100644
--- a/drivers/media/pci/ttpci/av7110.c
+++ b/drivers/media/pci/ttpci/av7110.c
@@ -324,14 +324,15 @@ static int DvbDmxFilterCallback(u8 *buffer1, size_t buffer1_len,
}
return dvbdmxfilter->feed->cb.sec(buffer1, buffer1_len,
buffer2, buffer2_len,
- &dvbdmxfilter->filter);
+ &dvbdmxfilter->filter, NULL);
case DMX_TYPE_TS:
if (!(dvbdmxfilter->feed->ts_type & TS_PACKET))
return 0;
if (dvbdmxfilter->feed->ts_type & TS_PAYLOAD_ONLY)
return dvbdmxfilter->feed->cb.ts(buffer1, buffer1_len,
buffer2, buffer2_len,
- &dvbdmxfilter->feed->feed.ts);
+ &dvbdmxfilter->feed->feed.ts,
+ NULL);
else
av7110_p2t_write(buffer1, buffer1_len,
dvbdmxfilter->feed->pid,
diff --git a/drivers/media/pci/ttpci/av7110_av.c b/drivers/media/pci/ttpci/av7110_av.c
index 4daba76ec240bc382e3b48e17f3d1cbafaaa6858..ef1bc17cdc4d37a8549b86d7085a8fdfd76abca3 100644
--- a/drivers/media/pci/ttpci/av7110_av.c
+++ b/drivers/media/pci/ttpci/av7110_av.c
@@ -99,7 +99,7 @@ int av7110_record_cb(struct dvb_filter_pes2ts *p2t, u8 *buf, size_t len)
buf[4] = buf[5] = 0;
if (dvbdmxfeed->ts_type & TS_PAYLOAD_ONLY)
return dvbdmxfeed->cb.ts(buf, len, NULL, 0,
- &dvbdmxfeed->feed.ts);
+ &dvbdmxfeed->feed.ts, NULL);
else
return dvb_filter_pes2ts(p2t, buf, len, 1);
}
@@ -109,7 +109,7 @@ static int dvb_filter_pes2ts_cb(void *priv, unsigned char *data)
struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) priv;
dvbdmxfeed->cb.ts(data, 188, NULL, 0,
- &dvbdmxfeed->feed.ts);
+ &dvbdmxfeed->feed.ts, NULL);
return 0;
}
@@ -814,7 +814,7 @@ static void p_to_t(u8 const *buf, long int length, u16 pid, u8 *counter,
memcpy(obuf + l, buf + c, TS_SIZE - l);
c = length;
}
- feed->cb.ts(obuf, 188, NULL, 0, &feed->feed.ts);
+ feed->cb.ts(obuf, 188, NULL, 0, &feed->feed.ts, NULL);
pes_start = 0;
}
}
diff --git a/drivers/media/usb/au0828/Kconfig b/drivers/media/usb/au0828/Kconfig
index 70521e0b4c5348b6a1ab563e122b557fb58c111b..bfaa806633df740ee72047d5ea81158eedfcb4b0 100644
--- a/drivers/media/usb/au0828/Kconfig
+++ b/drivers/media/usb/au0828/Kconfig
@@ -1,7 +1,7 @@
config VIDEO_AU0828
tristate "Auvitek AU0828 support"
- depends on I2C && INPUT && DVB_CORE && USB
+ depends on I2C && INPUT && DVB_CORE && USB && VIDEO_V4L2
select I2C_ALGOBIT
select VIDEO_TVEEPROM
select VIDEOBUF2_VMALLOC
diff --git a/drivers/media/usb/ttusb-dec/ttusb_dec.c b/drivers/media/usb/ttusb-dec/ttusb_dec.c
index a8900f5571f784014d273eb29058fa04ca08a55c..44ca66cb9b8f141e15d7ca0ccc0b7ae5c2abee60 100644
--- a/drivers/media/usb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/usb/ttusb-dec/ttusb_dec.c
@@ -428,7 +428,7 @@ static int ttusb_dec_audio_pes2ts_cb(void *priv, unsigned char *data)
struct ttusb_dec *dec = priv;
dec->audio_filter->feed->cb.ts(data, 188, NULL, 0,
- &dec->audio_filter->feed->feed.ts);
+ &dec->audio_filter->feed->feed.ts, NULL);
return 0;
}
@@ -438,7 +438,7 @@ static int ttusb_dec_video_pes2ts_cb(void *priv, unsigned char *data)
struct ttusb_dec *dec = priv;
dec->video_filter->feed->cb.ts(data, 188, NULL, 0,
- &dec->video_filter->feed->feed.ts);
+ &dec->video_filter->feed->feed.ts, NULL);
return 0;
}
@@ -490,7 +490,7 @@ static void ttusb_dec_process_pva(struct ttusb_dec *dec, u8 *pva, int length)
if (output_pva) {
dec->video_filter->feed->cb.ts(pva, length, NULL, 0,
- &dec->video_filter->feed->feed.ts);
+ &dec->video_filter->feed->feed.ts, NULL);
return;
}
@@ -551,7 +551,7 @@ static void ttusb_dec_process_pva(struct ttusb_dec *dec, u8 *pva, int length)
case 0x02: /* MainAudioStream */
if (output_pva) {
dec->audio_filter->feed->cb.ts(pva, length, NULL, 0,
- &dec->audio_filter->feed->feed.ts);
+ &dec->audio_filter->feed->feed.ts, NULL);
return;
}
@@ -589,7 +589,7 @@ static void ttusb_dec_process_filter(struct ttusb_dec *dec, u8 *packet,
if (filter)
filter->feed->cb.sec(&packet[2], length - 2, NULL, 0,
- &filter->filter);
+ &filter->filter, NULL);
}
static void ttusb_dec_process_packet(struct ttusb_dec *dec)
diff --git a/drivers/media/v4l2-core/Kconfig b/drivers/media/v4l2-core/Kconfig
index bf52fbd07aeddc3f228cef870d05e9622699bd03..8e37e7c5e0f7e25aca250b8b052f274f2b8f3c09 100644
--- a/drivers/media/v4l2-core/Kconfig
+++ b/drivers/media/v4l2-core/Kconfig
@@ -7,6 +7,7 @@ config VIDEO_V4L2
tristate
depends on (I2C || I2C=n) && VIDEO_DEV
select RATIONAL
+ select VIDEOBUF2_V4L2 if VIDEOBUF2_CORE
default (I2C || I2C=n) && VIDEO_DEV
config VIDEO_ADV_DEBUG
diff --git a/drivers/media/v4l2-core/Makefile b/drivers/media/v4l2-core/Makefile
index 80de2cb9c476a256634815155a4d033a428228af..7df54582e95689ef2c189652dd5c33ea735a8023 100644
--- a/drivers/media/v4l2-core/Makefile
+++ b/drivers/media/v4l2-core/Makefile
@@ -13,7 +13,7 @@ ifeq ($(CONFIG_COMPAT),y)
endif
obj-$(CONFIG_V4L2_FWNODE) += v4l2-fwnode.o
ifeq ($(CONFIG_TRACEPOINTS),y)
- videodev-objs += vb2-trace.o v4l2-trace.o
+ videodev-objs += v4l2-trace.o
endif
videodev-$(CONFIG_MEDIA_CONTROLLER) += v4l2-mc.o
@@ -35,4 +35,3 @@ obj-$(CONFIG_VIDEOBUF_DVB) += videobuf-dvb.o
ccflags-y += -I$(srctree)/drivers/media/dvb-frontends
ccflags-y += -I$(srctree)/drivers/media/tuners
-
diff --git a/include/media/demux.h b/include/media/demux.h
index c4df6cee48e6ab41520d73d4a9e12a7be76b0f07..bf00a5a41a90643437e3a750456ff534e9fa7945 100644
--- a/include/media/demux.h
+++ b/include/media/demux.h
@@ -117,7 +117,7 @@ struct dmx_ts_feed {
* specified by @filter_value that will be used on the filter
* match logic.
* @filter_mode: Contains a 16 bytes (128 bits) filter mode.
- * @parent: Pointer to struct dmx_section_feed.
+ * @parent: Back-pointer to struct dmx_section_feed.
* @priv: Pointer to private data of the API client.
*
*
@@ -130,8 +130,9 @@ struct dmx_section_filter {
u8 filter_value[DMX_MAX_FILTER_SIZE];
u8 filter_mask[DMX_MAX_FILTER_SIZE];
u8 filter_mode[DMX_MAX_FILTER_SIZE];
- struct dmx_section_feed *parent; /* Back-pointer */
- void *priv; /* Pointer to private data of the API client */
+ struct dmx_section_feed *parent;
+
+ void *priv;
};
/**
@@ -193,6 +194,10 @@ struct dmx_section_feed {
* @buffer2: Pointer to the tail of the filtered TS packets, or NULL.
* @buffer2_length: Length of the TS data in buffer2.
* @source: Indicates which TS feed is the source of the callback.
+ * @buffer_flags: Address where buffer flags are stored. Those are
+ * used to report discontinuity users via DVB
+ * memory mapped API, as defined by
+ * &enum dmx_buffer_flags.
*
* This function callback prototype, provided by the client of the demux API,
* is called from the demux code. The function is only called when filtering
@@ -245,7 +250,8 @@ typedef int (*dmx_ts_cb)(const u8 *buffer1,
size_t buffer1_length,
const u8 *buffer2,
size_t buffer2_length,
- struct dmx_ts_feed *source);
+ struct dmx_ts_feed *source,
+ u32 *buffer_flags);
/**
* typedef dmx_section_cb - DVB demux TS filter callback function prototype
@@ -261,6 +267,10 @@ typedef int (*dmx_ts_cb)(const u8 *buffer1,
* including headers and CRC.
* @source: Indicates which section feed is the source of the
* callback.
+ * @buffer_flags: Address where buffer flags are stored. Those are
+ * used to report discontinuity users via DVB
+ * memory mapped API, as defined by
+ * &enum dmx_buffer_flags.
*
* This function callback prototype, provided by the client of the demux API,
* is called from the demux code. The function is only called when
@@ -286,7 +296,8 @@ typedef int (*dmx_section_cb)(const u8 *buffer1,
size_t buffer1_len,
const u8 *buffer2,
size_t buffer2_len,
- struct dmx_section_filter *source);
+ struct dmx_section_filter *source,
+ u32 *buffer_flags);
/*
* DVB Front-End
diff --git a/include/media/dmxdev.h b/include/media/dmxdev.h
index 2f5cb2c7b6a75dcf582d9f8fb6e97985c8b47888..baafa3b8aca4140ec3fe426138bada16e0a1da6f 100644
--- a/include/media/dmxdev.h
+++ b/include/media/dmxdev.h
@@ -163,6 +163,7 @@ struct dmxdev_filter {
* @demux: pointer to &struct dmx_demux.
* @filternum: number of filters.
* @capabilities: demux capabilities as defined by &enum dmx_demux_caps.
+ * @may_do_mmap: flag used to indicate if the device may do mmap.
* @exit: flag to indicate that the demux is being released.
* @dvr_orig_fe: pointer to &struct dmx_frontend.
* @dvr_buffer: embedded &struct dvb_ringbuffer for DVB output.
@@ -180,6 +181,7 @@ struct dmxdev {
int filternum;
int capabilities;
+ unsigned int may_do_mmap:1;
unsigned int exit:1;
#define DMXDEV_CAP_DUPLEX 1
struct dmx_frontend *dvr_orig_fe;
diff --git a/include/media/dvb_demux.h b/include/media/dvb_demux.h
index b07092038f4bde977cd50a40c16e263d2f4293ed..3b6aeca7a49e44f5dd2a602842d14362951404ae 100644
--- a/include/media/dvb_demux.h
+++ b/include/media/dvb_demux.h
@@ -115,6 +115,8 @@ struct dvb_demux_filter {
* @pid: PID to be filtered.
* @timeout: feed timeout.
* @filter: pointer to &struct dvb_demux_filter.
+ * @buffer_flags: Buffer flags used to report discontinuity users via DVB
+ * memory mapped API, as defined by &enum dmx_buffer_flags.
* @ts_type: type of TS, as defined by &enum ts_filter_type.
* @pes_type: type of PES, as defined by &enum dmx_ts_pes.
* @cc: MPEG-TS packet continuity counter
@@ -145,6 +147,8 @@ struct dvb_demux_feed {
ktime_t timeout;
struct dvb_demux_filter *filter;
+ u32 buffer_flags;
+
enum ts_filter_type ts_type;
enum dmx_ts_pes pes_type;
diff --git a/include/media/dvb_vb2.h b/include/media/dvb_vb2.h
index 01d1202d1a55b8ed30d92e4ad46b20cbd17409a0..8cb88452cd6c287ced6cea133419096ef1a22955 100644
--- a/include/media/dvb_vb2.h
+++ b/include/media/dvb_vb2.h
@@ -85,6 +85,12 @@ struct dvb_buffer {
* @nonblocking:
* If different than zero, device is operating on non-blocking
* mode.
+ * @flags: buffer flags as defined by &enum dmx_buffer_flags.
+ * Filled only at &DMX_DQBUF. &DMX_QBUF should zero this field.
+ * @count: monotonic counter for filled buffers. Helps to identify
+ * data stream loses. Filled only at &DMX_DQBUF. &DMX_QBUF should
+ * zero this field.
+ *
* @name: name of the device type. Currently, it can either be
* "dvr" or "demux_filter".
*/
@@ -100,10 +106,14 @@ struct dvb_vb2_ctx {
int buf_siz;
int buf_cnt;
int nonblocking;
+
+ enum dmx_buffer_flags flags;
+ u32 count;
+
char name[DVB_VB2_NAME_MAX + 1];
};
-#ifndef DVB_MMAP
+#ifndef CONFIG_DVB_MMAP
static inline int dvb_vb2_init(struct dvb_vb2_ctx *ctx,
const char *name, int non_blocking)
{
@@ -114,7 +124,7 @@ static inline int dvb_vb2_release(struct dvb_vb2_ctx *ctx)
return 0;
};
#define dvb_vb2_is_streaming(ctx) (0)
-#define dvb_vb2_fill_buffer(ctx, file, wait) (0)
+#define dvb_vb2_fill_buffer(ctx, file, wait, flags) (0)
static inline __poll_t dvb_vb2_poll(struct dvb_vb2_ctx *ctx,
struct file *file,
@@ -153,9 +163,13 @@ int dvb_vb2_is_streaming(struct dvb_vb2_ctx *ctx);
* @ctx: control struct for VB2 handler
* @src: place where the data is stored
* @len: number of bytes to be copied from @src
+ * @buffer_flags:
+ * pointer to buffer flags as defined by &enum dmx_buffer_flags.
+ * can be NULL.
*/
int dvb_vb2_fill_buffer(struct dvb_vb2_ctx *ctx,
- const unsigned char *src, int len);
+ const unsigned char *src, int len,
+ enum dmx_buffer_flags *buffer_flags);
/**
* dvb_vb2_poll - Wrapper to vb2_core_streamon() for Digital TV
diff --git a/include/uapi/linux/dvb/dmx.h b/include/uapi/linux/dvb/dmx.h
index 5f3c5a918f00d5ed3cb2c82b8803edeae456cad9..b4112f0b6dd36c33299930f4ffc16fc5230e465f 100644
--- a/include/uapi/linux/dvb/dmx.h
+++ b/include/uapi/linux/dvb/dmx.h
@@ -211,6 +211,32 @@ struct dmx_stc {
__u64 stc;
};
+/**
+ * enum dmx_buffer_flags - DMX memory-mapped buffer flags
+ *
+ * @DMX_BUFFER_FLAG_HAD_CRC32_DISCARD:
+ * Indicates that the Kernel discarded one or more frames due to wrong
+ * CRC32 checksum.
+ * @DMX_BUFFER_FLAG_TEI:
+ * Indicates that the Kernel has detected a Transport Error indicator
+ * (TEI) on a filtered pid.
+ * @DMX_BUFFER_PKT_COUNTER_MISMATCH:
+ * Indicates that the Kernel has detected a packet counter mismatch
+ * on a filtered pid.
+ * @DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED:
+ * Indicates that the Kernel has detected one or more frame discontinuity.
+ * @DMX_BUFFER_FLAG_DISCONTINUITY_INDICATOR:
+ * Received at least one packet with a frame discontinuity indicator.
+ */
+
+enum dmx_buffer_flags {
+ DMX_BUFFER_FLAG_HAD_CRC32_DISCARD = 1 << 0,
+ DMX_BUFFER_FLAG_TEI = 1 << 1,
+ DMX_BUFFER_PKT_COUNTER_MISMATCH = 1 << 2,
+ DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED = 1 << 3,
+ DMX_BUFFER_FLAG_DISCONTINUITY_INDICATOR = 1 << 4,
+};
+
/**
* struct dmx_buffer - dmx buffer info
*
@@ -220,15 +246,24 @@ struct dmx_stc {
* offset from the start of the device memory for this plane,
* (or a "cookie" that should be passed to mmap() as offset)
* @length: size in bytes of the buffer
+ * @flags: bit array of buffer flags as defined by &enum dmx_buffer_flags.
+ * Filled only at &DMX_DQBUF.
+ * @count: monotonic counter for filled buffers. Helps to identify
+ * data stream loses. Filled only at &DMX_DQBUF.
*
* Contains data exchanged by application and driver using one of the streaming
* I/O methods.
+ *
+ * Please notice that, for &DMX_QBUF, only @index should be filled.
+ * On &DMX_DQBUF calls, all fields will be filled by the Kernel.
*/
struct dmx_buffer {
__u32 index;
__u32 bytesused;
__u32 offset;
__u32 length;
+ __u32 flags;
+ __u32 count;
};
/**