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-rw-r--r--kernel/drivers/media/dvb-core/dvb_ringbuffer.c74
-rw-r--r--kernel/drivers/media/dvb-frontends/Kconfig2
-rw-r--r--kernel/drivers/media/dvb-frontends/mb86a20s.c104
-rw-r--r--kernel/drivers/media/i2c/Kconfig1
-rw-r--r--kernel/drivers/media/i2c/adv7511.c21
-rw-r--r--kernel/drivers/media/pci/bt8xx/bttv-driver.c26
-rw-r--r--kernel/drivers/media/pci/cx23885/cx23885-dvb.c6
-rw-r--r--kernel/drivers/media/pci/saa7134/saa7134-video.c18
-rw-r--r--kernel/drivers/media/pci/solo6x10/solo6x10.h3
-rw-r--r--kernel/drivers/media/platform/am437x/am437x-vpfe.c2
-rw-r--r--kernel/drivers/media/platform/blackfin/ppi.c2
-rw-r--r--kernel/drivers/media/platform/coda/coda-bit.c2
-rw-r--r--kernel/drivers/media/platform/coda/coda-common.c10
-rw-r--r--kernel/drivers/media/platform/s5p-mfc/s5p_mfc.c11
-rw-r--r--kernel/drivers/media/platform/vsp1/vsp1_sru.c1
-rw-r--r--kernel/drivers/media/rc/ir-rc5-decoder.c2
-rw-r--r--kernel/drivers/media/rc/ite-cir.c2
-rw-r--r--kernel/drivers/media/usb/airspy/airspy.c3
-rw-r--r--kernel/drivers/media/usb/au0828/au0828-core.c2
-rw-r--r--kernel/drivers/media/usb/au0828/au0828-input.c4
-rw-r--r--kernel/drivers/media/usb/au0828/au0828-video.c63
-rw-r--r--kernel/drivers/media/usb/au0828/au0828.h9
-rw-r--r--kernel/drivers/media/usb/cx231xx/cx231xx-avcore.c5
-rw-r--r--kernel/drivers/media/usb/cx231xx/cx231xx-cards.c2
-rw-r--r--kernel/drivers/media/usb/cx231xx/cx231xx-core.c3
-rw-r--r--kernel/drivers/media/usb/dvb-usb/dib0700_core.c5
-rw-r--r--kernel/drivers/media/usb/em28xx/em28xx-i2c.c5
-rw-r--r--kernel/drivers/media/usb/gspca/cpia1.c2
-rw-r--r--kernel/drivers/media/usb/gspca/konica.c2
-rw-r--r--kernel/drivers/media/usb/gspca/t613.c2
-rw-r--r--kernel/drivers/media/usb/pwc/pwc-if.c6
-rw-r--r--kernel/drivers/media/usb/usbtv/usbtv-audio.c5
-rw-r--r--kernel/drivers/media/usb/usbvision/usbvision-video.c16
-rw-r--r--kernel/drivers/media/usb/uvc/uvc_driver.c20
-rw-r--r--kernel/drivers/media/usb/uvc/uvc_v4l2.c39
-rw-r--r--kernel/drivers/media/usb/uvc/uvcvideo.h12
-rw-r--r--kernel/drivers/media/v4l2-core/v4l2-compat-ioctl32.c24
-rw-r--r--kernel/drivers/media/v4l2-core/videobuf2-core.c18
-rw-r--r--kernel/drivers/media/v4l2-core/videobuf2-memops.c2
-rw-r--r--kernel/drivers/media/v4l2-core/videobuf2-v4l2.c6
40 files changed, 351 insertions, 191 deletions
diff --git a/kernel/drivers/media/dvb-core/dvb_ringbuffer.c b/kernel/drivers/media/dvb-core/dvb_ringbuffer.c
index 1100e98a7..7df7fb373 100644
--- a/kernel/drivers/media/dvb-core/dvb_ringbuffer.c
+++ b/kernel/drivers/media/dvb-core/dvb_ringbuffer.c
@@ -55,7 +55,13 @@ void dvb_ringbuffer_init(struct dvb_ringbuffer *rbuf, void *data, size_t len)
int dvb_ringbuffer_empty(struct dvb_ringbuffer *rbuf)
{
- return (rbuf->pread==rbuf->pwrite);
+ /* smp_load_acquire() to load write pointer on reader side
+ * this pairs with smp_store_release() in dvb_ringbuffer_write(),
+ * dvb_ringbuffer_write_user(), or dvb_ringbuffer_reset()
+ *
+ * for memory barriers also see Documentation/circular-buffers.txt
+ */
+ return (rbuf->pread == smp_load_acquire(&rbuf->pwrite));
}
@@ -64,7 +70,12 @@ ssize_t dvb_ringbuffer_free(struct dvb_ringbuffer *rbuf)
{
ssize_t free;
- free = rbuf->pread - rbuf->pwrite;
+ /* ACCESS_ONCE() to load read pointer on writer side
+ * this pairs with smp_store_release() in dvb_ringbuffer_read(),
+ * dvb_ringbuffer_read_user(), dvb_ringbuffer_flush(),
+ * or dvb_ringbuffer_reset()
+ */
+ free = ACCESS_ONCE(rbuf->pread) - rbuf->pwrite;
if (free <= 0)
free += rbuf->size;
return free-1;
@@ -76,7 +87,11 @@ ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf)
{
ssize_t avail;
- avail = rbuf->pwrite - rbuf->pread;
+ /* smp_load_acquire() to load write pointer on reader side
+ * this pairs with smp_store_release() in dvb_ringbuffer_write(),
+ * dvb_ringbuffer_write_user(), or dvb_ringbuffer_reset()
+ */
+ avail = smp_load_acquire(&rbuf->pwrite) - rbuf->pread;
if (avail < 0)
avail += rbuf->size;
return avail;
@@ -86,14 +101,25 @@ ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf)
void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf)
{
- rbuf->pread = rbuf->pwrite;
+ /* dvb_ringbuffer_flush() counts as read operation
+ * smp_load_acquire() to load write pointer
+ * smp_store_release() to update read pointer, this ensures that the
+ * correct pointer is visible for subsequent dvb_ringbuffer_free()
+ * calls on other cpu cores
+ */
+ smp_store_release(&rbuf->pread, smp_load_acquire(&rbuf->pwrite));
rbuf->error = 0;
}
EXPORT_SYMBOL(dvb_ringbuffer_flush);
void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf)
{
- rbuf->pread = rbuf->pwrite = 0;
+ /* dvb_ringbuffer_reset() counts as read and write operation
+ * smp_store_release() to update read pointer
+ */
+ smp_store_release(&rbuf->pread, 0);
+ /* smp_store_release() to update write pointer */
+ smp_store_release(&rbuf->pwrite, 0);
rbuf->error = 0;
}
@@ -119,12 +145,17 @@ ssize_t dvb_ringbuffer_read_user(struct dvb_ringbuffer *rbuf, u8 __user *buf, si
return -EFAULT;
buf += split;
todo -= split;
- rbuf->pread = 0;
+ /* smp_store_release() for read pointer update to ensure
+ * that buf is not overwritten until read is complete,
+ * this pairs with ACCESS_ONCE() in dvb_ringbuffer_free()
+ */
+ smp_store_release(&rbuf->pread, 0);
}
if (copy_to_user(buf, rbuf->data+rbuf->pread, todo))
return -EFAULT;
- rbuf->pread = (rbuf->pread + todo) % rbuf->size;
+ /* smp_store_release() to update read pointer, see above */
+ smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size);
return len;
}
@@ -139,11 +170,16 @@ void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf, u8 *buf, size_t len)
memcpy(buf, rbuf->data+rbuf->pread, split);
buf += split;
todo -= split;
- rbuf->pread = 0;
+ /* smp_store_release() for read pointer update to ensure
+ * that buf is not overwritten until read is complete,
+ * this pairs with ACCESS_ONCE() in dvb_ringbuffer_free()
+ */
+ smp_store_release(&rbuf->pread, 0);
}
memcpy(buf, rbuf->data+rbuf->pread, todo);
- rbuf->pread = (rbuf->pread + todo) % rbuf->size;
+ /* smp_store_release() to update read pointer, see above */
+ smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size);
}
@@ -158,10 +194,16 @@ ssize_t dvb_ringbuffer_write(struct dvb_ringbuffer *rbuf, const u8 *buf, size_t
memcpy(rbuf->data+rbuf->pwrite, buf, split);
buf += split;
todo -= split;
- rbuf->pwrite = 0;
+ /* smp_store_release() for write pointer update to ensure that
+ * written data is visible on other cpu cores before the pointer
+ * update, this pairs with smp_load_acquire() in
+ * dvb_ringbuffer_empty() or dvb_ringbuffer_avail()
+ */
+ smp_store_release(&rbuf->pwrite, 0);
}
memcpy(rbuf->data+rbuf->pwrite, buf, todo);
- rbuf->pwrite = (rbuf->pwrite + todo) % rbuf->size;
+ /* smp_store_release() for write pointer update, see above */
+ smp_store_release(&rbuf->pwrite, (rbuf->pwrite + todo) % rbuf->size);
return len;
}
@@ -181,12 +223,18 @@ ssize_t dvb_ringbuffer_write_user(struct dvb_ringbuffer *rbuf,
return len - todo;
buf += split;
todo -= split;
- rbuf->pwrite = 0;
+ /* smp_store_release() for write pointer update to ensure that
+ * written data is visible on other cpu cores before the pointer
+ * update, this pairs with smp_load_acquire() in
+ * dvb_ringbuffer_empty() or dvb_ringbuffer_avail()
+ */
+ smp_store_release(&rbuf->pwrite, 0);
}
status = copy_from_user(rbuf->data+rbuf->pwrite, buf, todo);
if (status)
return len - todo;
- rbuf->pwrite = (rbuf->pwrite + todo) % rbuf->size;
+ /* smp_store_release() for write pointer update, see above */
+ smp_store_release(&rbuf->pwrite, (rbuf->pwrite + todo) % rbuf->size);
return len;
}
diff --git a/kernel/drivers/media/dvb-frontends/Kconfig b/kernel/drivers/media/dvb-frontends/Kconfig
index 292c9479b..310e4b8be 100644
--- a/kernel/drivers/media/dvb-frontends/Kconfig
+++ b/kernel/drivers/media/dvb-frontends/Kconfig
@@ -264,7 +264,7 @@ config DVB_MB86A16
config DVB_TDA10071
tristate "NXP TDA10071"
depends on DVB_CORE && I2C
- select REGMAP
+ select REGMAP_I2C
default m if !MEDIA_SUBDRV_AUTOSELECT
help
Say Y when you want to support this frontend.
diff --git a/kernel/drivers/media/dvb-frontends/mb86a20s.c b/kernel/drivers/media/dvb-frontends/mb86a20s.c
index cfc005ee1..7fc72de24 100644
--- a/kernel/drivers/media/dvb-frontends/mb86a20s.c
+++ b/kernel/drivers/media/dvb-frontends/mb86a20s.c
@@ -71,25 +71,27 @@ static struct regdata mb86a20s_init1[] = {
};
static struct regdata mb86a20s_init2[] = {
- { 0x28, 0x22 }, { 0x29, 0x00 }, { 0x2a, 0x1f }, { 0x2b, 0xf0 },
+ { 0x50, 0xd1 }, { 0x51, 0x22 },
+ { 0x39, 0x01 },
+ { 0x71, 0x00 },
{ 0x3b, 0x21 },
- { 0x3c, 0x38 },
+ { 0x3c, 0x3a },
{ 0x01, 0x0d },
- { 0x04, 0x08 }, { 0x05, 0x03 },
+ { 0x04, 0x08 }, { 0x05, 0x05 },
{ 0x04, 0x0e }, { 0x05, 0x00 },
- { 0x04, 0x0f }, { 0x05, 0x37 },
- { 0x04, 0x0b }, { 0x05, 0x78 },
+ { 0x04, 0x0f }, { 0x05, 0x14 },
+ { 0x04, 0x0b }, { 0x05, 0x8c },
{ 0x04, 0x00 }, { 0x05, 0x00 },
- { 0x04, 0x01 }, { 0x05, 0x1e },
- { 0x04, 0x02 }, { 0x05, 0x07 },
- { 0x04, 0x03 }, { 0x05, 0xd0 },
+ { 0x04, 0x01 }, { 0x05, 0x07 },
+ { 0x04, 0x02 }, { 0x05, 0x0f },
+ { 0x04, 0x03 }, { 0x05, 0xa0 },
{ 0x04, 0x09 }, { 0x05, 0x00 },
{ 0x04, 0x0a }, { 0x05, 0xff },
- { 0x04, 0x27 }, { 0x05, 0x00 },
+ { 0x04, 0x27 }, { 0x05, 0x64 },
{ 0x04, 0x28 }, { 0x05, 0x00 },
- { 0x04, 0x1e }, { 0x05, 0x00 },
- { 0x04, 0x29 }, { 0x05, 0x64 },
- { 0x04, 0x32 }, { 0x05, 0x02 },
+ { 0x04, 0x1e }, { 0x05, 0xff },
+ { 0x04, 0x29 }, { 0x05, 0x0a },
+ { 0x04, 0x32 }, { 0x05, 0x0a },
{ 0x04, 0x14 }, { 0x05, 0x02 },
{ 0x04, 0x04 }, { 0x05, 0x00 },
{ 0x04, 0x05 }, { 0x05, 0x22 },
@@ -97,8 +99,6 @@ static struct regdata mb86a20s_init2[] = {
{ 0x04, 0x07 }, { 0x05, 0xd8 },
{ 0x04, 0x12 }, { 0x05, 0x00 },
{ 0x04, 0x13 }, { 0x05, 0xff },
- { 0x04, 0x15 }, { 0x05, 0x4e },
- { 0x04, 0x16 }, { 0x05, 0x20 },
/*
* On this demod, when the bit count reaches the count below,
@@ -152,42 +152,36 @@ static struct regdata mb86a20s_init2[] = {
{ 0x50, 0x51 }, { 0x51, 0x04 }, /* MER symbol 4 */
{ 0x45, 0x04 }, /* CN symbol 4 */
{ 0x48, 0x04 }, /* CN manual mode */
-
+ { 0x50, 0xd5 }, { 0x51, 0x01 },
{ 0x50, 0xd6 }, { 0x51, 0x1f },
{ 0x50, 0xd2 }, { 0x51, 0x03 },
- { 0x50, 0xd7 }, { 0x51, 0xbf },
- { 0x28, 0x74 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0xff },
- { 0x28, 0x46 }, { 0x29, 0x00 }, { 0x2a, 0x1a }, { 0x2b, 0x0c },
-
- { 0x04, 0x40 }, { 0x05, 0x00 },
- { 0x28, 0x00 }, { 0x2b, 0x08 },
- { 0x28, 0x05 }, { 0x2b, 0x00 },
+ { 0x50, 0xd7 }, { 0x51, 0x3f },
{ 0x1c, 0x01 },
- { 0x28, 0x06 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x1f },
- { 0x28, 0x07 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x18 },
- { 0x28, 0x08 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x12 },
- { 0x28, 0x09 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x30 },
- { 0x28, 0x0a }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x37 },
- { 0x28, 0x0b }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x02 },
- { 0x28, 0x0c }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x09 },
- { 0x28, 0x0d }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x06 },
- { 0x28, 0x0e }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x7b },
- { 0x28, 0x0f }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x76 },
- { 0x28, 0x10 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x7d },
- { 0x28, 0x11 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x08 },
- { 0x28, 0x12 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x0b },
- { 0x28, 0x13 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x00 },
- { 0x28, 0x14 }, { 0x29, 0x00 }, { 0x2a, 0x01 }, { 0x2b, 0xf2 },
- { 0x28, 0x15 }, { 0x29, 0x00 }, { 0x2a, 0x01 }, { 0x2b, 0xf3 },
- { 0x28, 0x16 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x05 },
- { 0x28, 0x17 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x16 },
- { 0x28, 0x18 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x0f },
- { 0x28, 0x19 }, { 0x29, 0x00 }, { 0x2a, 0x07 }, { 0x2b, 0xef },
- { 0x28, 0x1a }, { 0x29, 0x00 }, { 0x2a, 0x07 }, { 0x2b, 0xd8 },
- { 0x28, 0x1b }, { 0x29, 0x00 }, { 0x2a, 0x07 }, { 0x2b, 0xf1 },
- { 0x28, 0x1c }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x3d },
- { 0x28, 0x1d }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x94 },
- { 0x28, 0x1e }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0xba },
+ { 0x28, 0x06 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x03 },
+ { 0x28, 0x07 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x0d },
+ { 0x28, 0x08 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x02 },
+ { 0x28, 0x09 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x01 },
+ { 0x28, 0x0a }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x21 },
+ { 0x28, 0x0b }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x29 },
+ { 0x28, 0x0c }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x16 },
+ { 0x28, 0x0d }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x31 },
+ { 0x28, 0x0e }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x0e },
+ { 0x28, 0x0f }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x4e },
+ { 0x28, 0x10 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x46 },
+ { 0x28, 0x11 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x0f },
+ { 0x28, 0x12 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x56 },
+ { 0x28, 0x13 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x35 },
+ { 0x28, 0x14 }, { 0x29, 0x00 }, { 0x2a, 0x01 }, { 0x2b, 0xbe },
+ { 0x28, 0x15 }, { 0x29, 0x00 }, { 0x2a, 0x01 }, { 0x2b, 0x84 },
+ { 0x28, 0x16 }, { 0x29, 0x00 }, { 0x2a, 0x03 }, { 0x2b, 0xee },
+ { 0x28, 0x17 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x98 },
+ { 0x28, 0x18 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x9f },
+ { 0x28, 0x19 }, { 0x29, 0x00 }, { 0x2a, 0x07 }, { 0x2b, 0xb2 },
+ { 0x28, 0x1a }, { 0x29, 0x00 }, { 0x2a, 0x06 }, { 0x2b, 0xc2 },
+ { 0x28, 0x1b }, { 0x29, 0x00 }, { 0x2a, 0x07 }, { 0x2b, 0x4a },
+ { 0x28, 0x1c }, { 0x29, 0x00 }, { 0x2a, 0x01 }, { 0x2b, 0xbc },
+ { 0x28, 0x1d }, { 0x29, 0x00 }, { 0x2a, 0x04 }, { 0x2b, 0xba },
+ { 0x28, 0x1e }, { 0x29, 0x00 }, { 0x2a, 0x06 }, { 0x2b, 0x14 },
{ 0x50, 0x1e }, { 0x51, 0x5d },
{ 0x50, 0x22 }, { 0x51, 0x00 },
{ 0x50, 0x23 }, { 0x51, 0xc8 },
@@ -196,9 +190,7 @@ static struct regdata mb86a20s_init2[] = {
{ 0x50, 0x26 }, { 0x51, 0x00 },
{ 0x50, 0x27 }, { 0x51, 0xc3 },
{ 0x50, 0x39 }, { 0x51, 0x02 },
- { 0xec, 0x0f },
- { 0xeb, 0x1f },
- { 0x28, 0x6a }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x00 },
+ { 0x50, 0xd5 }, { 0x51, 0x01 },
{ 0xd0, 0x00 },
};
@@ -317,7 +309,11 @@ static int mb86a20s_read_status(struct dvb_frontend *fe, enum fe_status *status)
if (val >= 7)
*status |= FE_HAS_SYNC;
- if (val >= 8) /* Maybe 9? */
+ /*
+ * Actually, on state S8, it starts receiving TS, but the TS
+ * output is only on normal state after the transition to S9.
+ */
+ if (val >= 9)
*status |= FE_HAS_LOCK;
dev_dbg(&state->i2c->dev, "%s: Status = 0x%02x (state = %d)\n",
@@ -2067,6 +2063,11 @@ static void mb86a20s_release(struct dvb_frontend *fe)
kfree(state);
}
+static int mb86a20s_get_frontend_algo(struct dvb_frontend *fe)
+{
+ return DVBFE_ALGO_HW;
+}
+
static struct dvb_frontend_ops mb86a20s_ops;
struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config,
@@ -2140,6 +2141,7 @@ static struct dvb_frontend_ops mb86a20s_ops = {
.read_status = mb86a20s_read_status_and_stats,
.read_signal_strength = mb86a20s_read_signal_strength_from_cache,
.tune = mb86a20s_tune,
+ .get_frontend_algo = mb86a20s_get_frontend_algo,
};
MODULE_DESCRIPTION("DVB Frontend module for Fujitsu mb86A20s hardware");
diff --git a/kernel/drivers/media/i2c/Kconfig b/kernel/drivers/media/i2c/Kconfig
index 521bbf1b2..670240c0e 100644
--- a/kernel/drivers/media/i2c/Kconfig
+++ b/kernel/drivers/media/i2c/Kconfig
@@ -607,6 +607,7 @@ config VIDEO_S5K6A3
config VIDEO_S5K4ECGX
tristate "Samsung S5K4ECGX sensor support"
depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
+ select CRC32
---help---
This is a V4L2 sensor-level driver for Samsung S5K4ECGX 5M
camera sensor with an embedded SoC image signal processor.
diff --git a/kernel/drivers/media/i2c/adv7511.c b/kernel/drivers/media/i2c/adv7511.c
index e4900df11..c24839cfc 100644
--- a/kernel/drivers/media/i2c/adv7511.c
+++ b/kernel/drivers/media/i2c/adv7511.c
@@ -1161,12 +1161,23 @@ static void adv7511_dbg_dump_edid(int lvl, int debug, struct v4l2_subdev *sd, in
}
}
+static void adv7511_notify_no_edid(struct v4l2_subdev *sd)
+{
+ struct adv7511_state *state = get_adv7511_state(sd);
+ struct adv7511_edid_detect ed;
+
+ /* We failed to read the EDID, so send an event for this. */
+ ed.present = false;
+ ed.segment = adv7511_rd(sd, 0xc4);
+ v4l2_subdev_notify(sd, ADV7511_EDID_DETECT, (void *)&ed);
+ v4l2_ctrl_s_ctrl(state->have_edid0_ctrl, 0x0);
+}
+
static void adv7511_edid_handler(struct work_struct *work)
{
struct delayed_work *dwork = to_delayed_work(work);
struct adv7511_state *state = container_of(dwork, struct adv7511_state, edid_handler);
struct v4l2_subdev *sd = &state->sd;
- struct adv7511_edid_detect ed;
v4l2_dbg(1, debug, sd, "%s:\n", __func__);
@@ -1191,9 +1202,7 @@ static void adv7511_edid_handler(struct work_struct *work)
}
/* We failed to read the EDID, so send an event for this. */
- ed.present = false;
- ed.segment = adv7511_rd(sd, 0xc4);
- v4l2_subdev_notify(sd, ADV7511_EDID_DETECT, (void *)&ed);
+ adv7511_notify_no_edid(sd);
v4l2_dbg(1, debug, sd, "%s: no edid found\n", __func__);
}
@@ -1264,7 +1273,6 @@ static void adv7511_check_monitor_present_status(struct v4l2_subdev *sd)
/* update read only ctrls */
v4l2_ctrl_s_ctrl(state->hotplug_ctrl, adv7511_have_hotplug(sd) ? 0x1 : 0x0);
v4l2_ctrl_s_ctrl(state->rx_sense_ctrl, adv7511_have_rx_sense(sd) ? 0x1 : 0x0);
- v4l2_ctrl_s_ctrl(state->have_edid0_ctrl, state->edid.segments ? 0x1 : 0x0);
if ((status & MASK_ADV7511_HPD_DETECT) && ((status & MASK_ADV7511_MSEN_DETECT) || state->edid.segments)) {
v4l2_dbg(1, debug, sd, "%s: hotplug and (rx-sense or edid)\n", __func__);
@@ -1294,6 +1302,7 @@ static void adv7511_check_monitor_present_status(struct v4l2_subdev *sd)
}
adv7511_s_power(sd, false);
memset(&state->edid, 0, sizeof(struct adv7511_state_edid));
+ adv7511_notify_no_edid(sd);
}
}
@@ -1370,6 +1379,7 @@ static bool adv7511_check_edid_status(struct v4l2_subdev *sd)
}
/* one more segment read ok */
state->edid.segments = segment + 1;
+ v4l2_ctrl_s_ctrl(state->have_edid0_ctrl, 0x1);
if (((state->edid.data[0x7e] >> 1) + 1) > state->edid.segments) {
/* Request next EDID segment */
v4l2_dbg(1, debug, sd, "%s: request segment %d\n", __func__, state->edid.segments);
@@ -1389,7 +1399,6 @@ static bool adv7511_check_edid_status(struct v4l2_subdev *sd)
ed.present = true;
ed.segment = 0;
state->edid_detect_counter++;
- v4l2_ctrl_s_ctrl(state->have_edid0_ctrl, state->edid.segments ? 0x1 : 0x0);
v4l2_subdev_notify(sd, ADV7511_EDID_DETECT, (void *)&ed);
return ed.present;
}
diff --git a/kernel/drivers/media/pci/bt8xx/bttv-driver.c b/kernel/drivers/media/pci/bt8xx/bttv-driver.c
index 15a4ebc28..51dbef2f9 100644
--- a/kernel/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/kernel/drivers/media/pci/bt8xx/bttv-driver.c
@@ -2334,6 +2334,19 @@ static int bttv_g_fmt_vid_overlay(struct file *file, void *priv,
return 0;
}
+static void bttv_get_width_mask_vid_cap(const struct bttv_format *fmt,
+ unsigned int *width_mask,
+ unsigned int *width_bias)
+{
+ if (fmt->flags & FORMAT_FLAGS_PLANAR) {
+ *width_mask = ~15; /* width must be a multiple of 16 pixels */
+ *width_bias = 8; /* nearest */
+ } else {
+ *width_mask = ~3; /* width must be a multiple of 4 pixels */
+ *width_bias = 2; /* nearest */
+ }
+}
+
static int bttv_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
@@ -2343,6 +2356,7 @@ static int bttv_try_fmt_vid_cap(struct file *file, void *priv,
enum v4l2_field field;
__s32 width, height;
__s32 height2;
+ unsigned int width_mask, width_bias;
int rc;
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
@@ -2375,9 +2389,9 @@ static int bttv_try_fmt_vid_cap(struct file *file, void *priv,
width = f->fmt.pix.width;
height = f->fmt.pix.height;
+ bttv_get_width_mask_vid_cap(fmt, &width_mask, &width_bias);
rc = limit_scaled_size_lock(fh, &width, &height, field,
- /* width_mask: 4 pixels */ ~3,
- /* width_bias: nearest */ 2,
+ width_mask, width_bias,
/* adjust_size */ 1,
/* adjust_crop */ 0);
if (0 != rc)
@@ -2410,6 +2424,7 @@ static int bttv_s_fmt_vid_cap(struct file *file, void *priv,
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
__s32 width, height;
+ unsigned int width_mask, width_bias;
enum v4l2_field field;
retval = bttv_switch_type(fh, f->type);
@@ -2424,9 +2439,10 @@ static int bttv_s_fmt_vid_cap(struct file *file, void *priv,
height = f->fmt.pix.height;
field = f->fmt.pix.field;
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ bttv_get_width_mask_vid_cap(fmt, &width_mask, &width_bias);
retval = limit_scaled_size_lock(fh, &width, &height, f->fmt.pix.field,
- /* width_mask: 4 pixels */ ~3,
- /* width_bias: nearest */ 2,
+ width_mask, width_bias,
/* adjust_size */ 1,
/* adjust_crop */ 1);
if (0 != retval)
@@ -2434,8 +2450,6 @@ static int bttv_s_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.field = field;
- fmt = format_by_fourcc(f->fmt.pix.pixelformat);
-
/* update our state informations */
fh->fmt = fmt;
fh->cap.field = f->fmt.pix.field;
diff --git a/kernel/drivers/media/pci/cx23885/cx23885-dvb.c b/kernel/drivers/media/pci/cx23885/cx23885-dvb.c
index c4307ad85..e543cbbf2 100644
--- a/kernel/drivers/media/pci/cx23885/cx23885-dvb.c
+++ b/kernel/drivers/media/pci/cx23885/cx23885-dvb.c
@@ -2168,11 +2168,12 @@ static int dvb_register(struct cx23885_tsport *port)
}
port->i2c_client_tuner = client_tuner;
break;
- case CX23885_BOARD_HAUPPAUGE_HVR5525:
- switch (port->nr) {
+ case CX23885_BOARD_HAUPPAUGE_HVR5525: {
struct m88rs6000t_config m88rs6000t_config;
struct a8293_platform_data a8293_pdata = {};
+ switch (port->nr) {
+
/* port b - satellite */
case 1:
/* attach frontend */
@@ -2267,6 +2268,7 @@ static int dvb_register(struct cx23885_tsport *port)
break;
}
break;
+ }
default:
printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
" isn't supported yet\n",
diff --git a/kernel/drivers/media/pci/saa7134/saa7134-video.c b/kernel/drivers/media/pci/saa7134/saa7134-video.c
index 518086c7a..15e56c07b 100644
--- a/kernel/drivers/media/pci/saa7134/saa7134-video.c
+++ b/kernel/drivers/media/pci/saa7134/saa7134-video.c
@@ -1219,10 +1219,13 @@ static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.height = dev->height;
f->fmt.pix.field = dev->field;
f->fmt.pix.pixelformat = dev->fmt->fourcc;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * dev->fmt->depth) >> 3;
+ if (dev->fmt->planar)
+ f->fmt.pix.bytesperline = f->fmt.pix.width;
+ else
+ f->fmt.pix.bytesperline =
+ (f->fmt.pix.width * dev->fmt->depth) / 8;
f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
+ (f->fmt.pix.height * f->fmt.pix.width * dev->fmt->depth) / 8;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
return 0;
}
@@ -1298,10 +1301,13 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
if (f->fmt.pix.height > maxh)
f->fmt.pix.height = maxh;
f->fmt.pix.width &= ~0x03;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fmt->depth) >> 3;
+ if (fmt->planar)
+ f->fmt.pix.bytesperline = f->fmt.pix.width;
+ else
+ f->fmt.pix.bytesperline =
+ (f->fmt.pix.width * fmt->depth) / 8;
f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
+ (f->fmt.pix.height * f->fmt.pix.width * fmt->depth) / 8;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
return 0;
diff --git a/kernel/drivers/media/pci/solo6x10/solo6x10.h b/kernel/drivers/media/pci/solo6x10/solo6x10.h
index 4ab6586c0..f53e59e9c 100644
--- a/kernel/drivers/media/pci/solo6x10/solo6x10.h
+++ b/kernel/drivers/media/pci/solo6x10/solo6x10.h
@@ -286,7 +286,10 @@ static inline u32 solo_reg_read(struct solo_dev *solo_dev, int reg)
static inline void solo_reg_write(struct solo_dev *solo_dev, int reg,
u32 data)
{
+ u16 val;
+
writel(data, solo_dev->reg_base + reg);
+ pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
}
static inline void solo_irq_on(struct solo_dev *dev, u32 mask)
diff --git a/kernel/drivers/media/platform/am437x/am437x-vpfe.c b/kernel/drivers/media/platform/am437x/am437x-vpfe.c
index f0480d687..ba780c45f 100644
--- a/kernel/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/kernel/drivers/media/platform/am437x/am437x-vpfe.c
@@ -1706,7 +1706,7 @@ static int vpfe_get_app_input_index(struct vpfe_device *vpfe,
sdinfo = &cfg->sub_devs[i];
client = v4l2_get_subdevdata(sdinfo->sd);
if (client->addr == curr_client->addr &&
- client->adapter->nr == client->adapter->nr) {
+ client->adapter->nr == curr_client->adapter->nr) {
if (vpfe->current_input >= 1)
return -1;
*app_input_index = j + vpfe->current_input;
diff --git a/kernel/drivers/media/platform/blackfin/ppi.c b/kernel/drivers/media/platform/blackfin/ppi.c
index cff63e511..b8f3d9fa6 100644
--- a/kernel/drivers/media/platform/blackfin/ppi.c
+++ b/kernel/drivers/media/platform/blackfin/ppi.c
@@ -214,6 +214,8 @@ static int ppi_set_params(struct ppi_if *ppi, struct ppi_params *params)
if (params->dlen > 24 || params->dlen <= 0)
return -EINVAL;
pctrl = devm_pinctrl_get(ppi->dev);
+ if (IS_ERR(pctrl))
+ return PTR_ERR(pctrl);
pstate = pinctrl_lookup_state(pctrl,
pin_state[(params->dlen + 7) / 8 - 1]);
if (pinctrl_select_state(pctrl, pstate))
diff --git a/kernel/drivers/media/platform/coda/coda-bit.c b/kernel/drivers/media/platform/coda/coda-bit.c
index 654e964f8..d76511c1c 100644
--- a/kernel/drivers/media/platform/coda/coda-bit.c
+++ b/kernel/drivers/media/platform/coda/coda-bit.c
@@ -1342,7 +1342,7 @@ static void coda_finish_encode(struct coda_ctx *ctx)
/* Calculate bytesused field */
if (dst_buf->sequence == 0) {
- vb2_set_plane_payload(&dst_buf->vb2_buf, 0,
+ vb2_set_plane_payload(&dst_buf->vb2_buf, 0, wr_ptr - start_ptr +
ctx->vpu_header_size[0] +
ctx->vpu_header_size[1] +
ctx->vpu_header_size[2]);
diff --git a/kernel/drivers/media/platform/coda/coda-common.c b/kernel/drivers/media/platform/coda/coda-common.c
index 15516a6e3..323aad3c8 100644
--- a/kernel/drivers/media/platform/coda/coda-common.c
+++ b/kernel/drivers/media/platform/coda/coda-common.c
@@ -2119,14 +2119,12 @@ static int coda_probe(struct platform_device *pdev)
pdev_id = of_id ? of_id->data : platform_get_device_id(pdev);
- if (of_id) {
+ if (of_id)
dev->devtype = of_id->data;
- } else if (pdev_id) {
+ else if (pdev_id)
dev->devtype = &coda_devdata[pdev_id->driver_data];
- } else {
- ret = -EINVAL;
- goto err_v4l2_register;
- }
+ else
+ return -EINVAL;
spin_lock_init(&dev->irqlock);
INIT_LIST_HEAD(&dev->instances);
diff --git a/kernel/drivers/media/platform/s5p-mfc/s5p_mfc.c b/kernel/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 3ffe2ecfd..c8946f98c 100644
--- a/kernel/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/kernel/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1029,6 +1029,11 @@ static int match_child(struct device *dev, void *data)
return !strcmp(dev_name(dev), (char *)data);
}
+static void s5p_mfc_memdev_release(struct device *dev)
+{
+ dma_release_declared_memory(dev);
+}
+
static void *mfc_get_drv_data(struct platform_device *pdev);
static int s5p_mfc_alloc_memdevs(struct s5p_mfc_dev *dev)
@@ -1041,6 +1046,9 @@ static int s5p_mfc_alloc_memdevs(struct s5p_mfc_dev *dev)
mfc_err("Not enough memory\n");
return -ENOMEM;
}
+
+ dev_set_name(dev->mem_dev_l, "%s", "s5p-mfc-l");
+ dev->mem_dev_l->release = s5p_mfc_memdev_release;
device_initialize(dev->mem_dev_l);
of_property_read_u32_array(dev->plat_dev->dev.of_node,
"samsung,mfc-l", mem_info, 2);
@@ -1058,6 +1066,9 @@ static int s5p_mfc_alloc_memdevs(struct s5p_mfc_dev *dev)
mfc_err("Not enough memory\n");
return -ENOMEM;
}
+
+ dev_set_name(dev->mem_dev_r, "%s", "s5p-mfc-r");
+ dev->mem_dev_r->release = s5p_mfc_memdev_release;
device_initialize(dev->mem_dev_r);
of_property_read_u32_array(dev->plat_dev->dev.of_node,
"samsung,mfc-r", mem_info, 2);
diff --git a/kernel/drivers/media/platform/vsp1/vsp1_sru.c b/kernel/drivers/media/platform/vsp1/vsp1_sru.c
index 6310acab6..d41ae950d 100644
--- a/kernel/drivers/media/platform/vsp1/vsp1_sru.c
+++ b/kernel/drivers/media/platform/vsp1/vsp1_sru.c
@@ -154,6 +154,7 @@ static int sru_s_stream(struct v4l2_subdev *subdev, int enable)
mutex_lock(sru->ctrls.lock);
ctrl0 |= vsp1_sru_read(sru, VI6_SRU_CTRL0)
& (VI6_SRU_CTRL0_PARAM0_MASK | VI6_SRU_CTRL0_PARAM1_MASK);
+ vsp1_sru_write(sru, VI6_SRU_CTRL0, ctrl0);
mutex_unlock(sru->ctrls.lock);
vsp1_sru_write(sru, VI6_SRU_CTRL1, VI6_SRU_CTRL1_PARAM5);
diff --git a/kernel/drivers/media/rc/ir-rc5-decoder.c b/kernel/drivers/media/rc/ir-rc5-decoder.c
index 84fa6e9b5..67314c034 100644
--- a/kernel/drivers/media/rc/ir-rc5-decoder.c
+++ b/kernel/drivers/media/rc/ir-rc5-decoder.c
@@ -29,7 +29,7 @@
#define RC5_BIT_START (1 * RC5_UNIT)
#define RC5_BIT_END (1 * RC5_UNIT)
#define RC5X_SPACE (4 * RC5_UNIT)
-#define RC5_TRAILER (10 * RC5_UNIT) /* In reality, approx 100 */
+#define RC5_TRAILER (6 * RC5_UNIT) /* In reality, approx 100 */
enum rc5_state {
STATE_INACTIVE,
diff --git a/kernel/drivers/media/rc/ite-cir.c b/kernel/drivers/media/rc/ite-cir.c
index 0f301903a..63165d324 100644
--- a/kernel/drivers/media/rc/ite-cir.c
+++ b/kernel/drivers/media/rc/ite-cir.c
@@ -263,6 +263,8 @@ static void ite_set_carrier_params(struct ite_dev *dev)
if (allowance > ITE_RXDCR_MAX)
allowance = ITE_RXDCR_MAX;
+
+ use_demodulator = true;
}
}
diff --git a/kernel/drivers/media/usb/airspy/airspy.c b/kernel/drivers/media/usb/airspy/airspy.c
index 565a59310..34b35ebd6 100644
--- a/kernel/drivers/media/usb/airspy/airspy.c
+++ b/kernel/drivers/media/usb/airspy/airspy.c
@@ -1073,7 +1073,7 @@ static int airspy_probe(struct usb_interface *intf,
if (ret) {
dev_err(s->dev, "Failed to register as video device (%d)\n",
ret);
- goto err_unregister_v4l2_dev;
+ goto err_free_controls;
}
dev_info(s->dev, "Registered as %s\n",
video_device_node_name(&s->vdev));
@@ -1082,7 +1082,6 @@ static int airspy_probe(struct usb_interface *intf,
err_free_controls:
v4l2_ctrl_handler_free(&s->hdl);
-err_unregister_v4l2_dev:
v4l2_device_unregister(&s->v4l2_dev);
err_free_mem:
kfree(s);
diff --git a/kernel/drivers/media/usb/au0828/au0828-core.c b/kernel/drivers/media/usb/au0828/au0828-core.c
index 0934024fb..d91ded795 100644
--- a/kernel/drivers/media/usb/au0828/au0828-core.c
+++ b/kernel/drivers/media/usb/au0828/au0828-core.c
@@ -159,7 +159,7 @@ static void au0828_usb_disconnect(struct usb_interface *interface)
Set the status so poll routines can check and avoid
access after disconnect.
*/
- dev->dev_state = DEV_DISCONNECTED;
+ set_bit(DEV_DISCONNECTED, &dev->dev_state);
au0828_rc_unregister(dev);
/* Digital TV */
diff --git a/kernel/drivers/media/usb/au0828/au0828-input.c b/kernel/drivers/media/usb/au0828/au0828-input.c
index b0f067971..3d6687f04 100644
--- a/kernel/drivers/media/usb/au0828/au0828-input.c
+++ b/kernel/drivers/media/usb/au0828/au0828-input.c
@@ -130,7 +130,7 @@ static int au0828_get_key_au8522(struct au0828_rc *ir)
bool first = true;
/* do nothing if device is disconnected */
- if (ir->dev->dev_state == DEV_DISCONNECTED)
+ if (test_bit(DEV_DISCONNECTED, &ir->dev->dev_state))
return 0;
/* Check IR int */
@@ -260,7 +260,7 @@ static void au0828_rc_stop(struct rc_dev *rc)
cancel_delayed_work_sync(&ir->work);
/* do nothing if device is disconnected */
- if (ir->dev->dev_state != DEV_DISCONNECTED) {
+ if (!test_bit(DEV_DISCONNECTED, &ir->dev->dev_state)) {
/* Disable IR */
au8522_rc_clear(ir, 0xe0, 1 << 4);
}
diff --git a/kernel/drivers/media/usb/au0828/au0828-video.c b/kernel/drivers/media/usb/au0828/au0828-video.c
index 45c622e23..7b2fe1b56 100644
--- a/kernel/drivers/media/usb/au0828/au0828-video.c
+++ b/kernel/drivers/media/usb/au0828/au0828-video.c
@@ -104,14 +104,13 @@ static inline void print_err_status(struct au0828_dev *dev,
static int check_dev(struct au0828_dev *dev)
{
- if (dev->dev_state & DEV_DISCONNECTED) {
+ if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) {
pr_info("v4l2 ioctl: device not present\n");
return -ENODEV;
}
- if (dev->dev_state & DEV_MISCONFIGURED) {
- pr_info("v4l2 ioctl: device is misconfigured; "
- "close and open it again\n");
+ if (test_bit(DEV_MISCONFIGURED, &dev->dev_state)) {
+ pr_info("v4l2 ioctl: device is misconfigured; close and open it again\n");
return -EIO;
}
return 0;
@@ -519,8 +518,8 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb)
if (!dev)
return 0;
- if ((dev->dev_state & DEV_DISCONNECTED) ||
- (dev->dev_state & DEV_MISCONFIGURED))
+ if (test_bit(DEV_DISCONNECTED, &dev->dev_state) ||
+ test_bit(DEV_MISCONFIGURED, &dev->dev_state))
return 0;
if (urb->status < 0) {
@@ -766,10 +765,10 @@ static int au0828_stream_interrupt(struct au0828_dev *dev)
int ret = 0;
dev->stream_state = STREAM_INTERRUPT;
- if (dev->dev_state == DEV_DISCONNECTED)
+ if (test_bit(DEV_DISCONNECTED, &dev->dev_state))
return -ENODEV;
else if (ret) {
- dev->dev_state = DEV_MISCONFIGURED;
+ set_bit(DEV_MISCONFIGURED, &dev->dev_state);
dprintk(1, "%s device is misconfigured!\n", __func__);
return ret;
}
@@ -958,7 +957,7 @@ static int au0828_v4l2_open(struct file *filp)
int ret;
dprintk(1,
- "%s called std_set %d dev_state %d stream users %d users %d\n",
+ "%s called std_set %d dev_state %ld stream users %d users %d\n",
__func__, dev->std_set_in_tuner_core, dev->dev_state,
dev->streaming_users, dev->users);
@@ -977,7 +976,7 @@ static int au0828_v4l2_open(struct file *filp)
au0828_analog_stream_enable(dev);
au0828_analog_stream_reset(dev);
dev->stream_state = STREAM_OFF;
- dev->dev_state |= DEV_INITIALIZED;
+ set_bit(DEV_INITIALIZED, &dev->dev_state);
}
dev->users++;
mutex_unlock(&dev->lock);
@@ -991,7 +990,7 @@ static int au0828_v4l2_close(struct file *filp)
struct video_device *vdev = video_devdata(filp);
dprintk(1,
- "%s called std_set %d dev_state %d stream users %d users %d\n",
+ "%s called std_set %d dev_state %ld stream users %d users %d\n",
__func__, dev->std_set_in_tuner_core, dev->dev_state,
dev->streaming_users, dev->users);
@@ -1007,7 +1006,7 @@ static int au0828_v4l2_close(struct file *filp)
del_timer_sync(&dev->vbi_timeout);
}
- if (dev->dev_state == DEV_DISCONNECTED)
+ if (test_bit(DEV_DISCONNECTED, &dev->dev_state))
goto end;
if (dev->users == 1) {
@@ -1036,7 +1035,7 @@ static void au0828_init_tuner(struct au0828_dev *dev)
.type = V4L2_TUNER_ANALOG_TV,
};
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
if (dev->std_set_in_tuner_core)
@@ -1108,7 +1107,7 @@ static int vidioc_querycap(struct file *file, void *priv,
struct video_device *vdev = video_devdata(file);
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
strlcpy(cap->driver, "au0828", sizeof(cap->driver));
@@ -1151,7 +1150,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
f->fmt.pix.width = dev->width;
@@ -1170,7 +1169,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
return au0828_set_format(dev, VIDIOC_TRY_FMT, f);
@@ -1182,7 +1181,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct au0828_dev *dev = video_drvdata(file);
int rc;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
rc = check_dev(dev);
@@ -1204,7 +1203,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
if (norm == dev->std)
@@ -1236,7 +1235,7 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm)
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
*norm = dev->std;
@@ -1259,7 +1258,7 @@ static int vidioc_enum_input(struct file *file, void *priv,
[AU0828_VMUX_DEBUG] = "tv debug"
};
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
tmp = input->index;
@@ -1289,7 +1288,7 @@ static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
*i = dev->ctrl_input;
@@ -1300,7 +1299,7 @@ static void au0828_s_input(struct au0828_dev *dev, int index)
{
int i;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
switch (AUVI_INPUT(index).type) {
@@ -1385,7 +1384,7 @@ static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
a->index = dev->ctrl_ainput;
@@ -1405,7 +1404,7 @@ static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio
if (a->index != dev->ctrl_ainput)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
return 0;
}
@@ -1417,7 +1416,7 @@ static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
if (t->index != 0)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
strcpy(t->name, "Auvitek tuner");
@@ -1437,7 +1436,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
if (t->index != 0)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
au0828_init_tuner(dev);
@@ -1459,7 +1458,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
if (freq->tuner != 0)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
freq->frequency = dev->ctrl_freq;
return 0;
@@ -1474,7 +1473,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
if (freq->tuner != 0)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
au0828_init_tuner(dev);
@@ -1500,7 +1499,7 @@ static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
format->fmt.vbi.samples_per_line = dev->vbi_width;
@@ -1526,7 +1525,7 @@ static int vidioc_cropcap(struct file *file, void *priv,
if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
cc->bounds.left = 0;
@@ -1548,7 +1547,7 @@ static int vidioc_g_register(struct file *file, void *priv,
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
reg->val = au0828_read(dev, reg->reg);
@@ -1561,7 +1560,7 @@ static int vidioc_s_register(struct file *file, void *priv,
{
struct au0828_dev *dev = video_drvdata(file);
- dprintk(1, "%s called std_set %d dev_state %d\n", __func__,
+ dprintk(1, "%s called std_set %d dev_state %ld\n", __func__,
dev->std_set_in_tuner_core, dev->dev_state);
return au0828_writereg(dev, reg->reg, reg->val);
diff --git a/kernel/drivers/media/usb/au0828/au0828.h b/kernel/drivers/media/usb/au0828/au0828.h
index 60b59391e..d1b6405a0 100644
--- a/kernel/drivers/media/usb/au0828/au0828.h
+++ b/kernel/drivers/media/usb/au0828/au0828.h
@@ -21,6 +21,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#include <linux/bitops.h>
#include <linux/usb.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
@@ -122,9 +123,9 @@ enum au0828_stream_state {
/* device state */
enum au0828_dev_state {
- DEV_INITIALIZED = 0x01,
- DEV_DISCONNECTED = 0x02,
- DEV_MISCONFIGURED = 0x04
+ DEV_INITIALIZED = 0,
+ DEV_DISCONNECTED = 1,
+ DEV_MISCONFIGURED = 2
};
struct au0828_dev;
@@ -248,7 +249,7 @@ struct au0828_dev {
int input_type;
int std_set_in_tuner_core;
unsigned int ctrl_input;
- enum au0828_dev_state dev_state;
+ long unsigned int dev_state; /* defined at enum au0828_dev_state */;
enum au0828_stream_state stream_state;
wait_queue_head_t open;
diff --git a/kernel/drivers/media/usb/cx231xx/cx231xx-avcore.c b/kernel/drivers/media/usb/cx231xx/cx231xx-avcore.c
index 491913778..2f52d66b4 100644
--- a/kernel/drivers/media/usb/cx231xx/cx231xx-avcore.c
+++ b/kernel/drivers/media/usb/cx231xx/cx231xx-avcore.c
@@ -1264,7 +1264,10 @@ int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
dev->board.agc_analog_digital_select_gpio,
analog_or_digital);
- return status;
+ if (status < 0)
+ return status;
+
+ return 0;
}
int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3)
diff --git a/kernel/drivers/media/usb/cx231xx/cx231xx-cards.c b/kernel/drivers/media/usb/cx231xx/cx231xx-cards.c
index 4a117a58c..8389c162b 100644
--- a/kernel/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/kernel/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -486,7 +486,7 @@ struct cx231xx_board cx231xx_boards[] = {
.output_mode = OUT_MODE_VIP11,
.demod_xfer_mode = 0,
.ctl_pin_status_mask = 0xFFFFFFC4,
- .agc_analog_digital_select_gpio = 0x00, /* According with PV cxPolaris.inf file */
+ .agc_analog_digital_select_gpio = 0x1c,
.tuner_sif_gpio = -1,
.tuner_scl_gpio = -1,
.tuner_sda_gpio = -1,
diff --git a/kernel/drivers/media/usb/cx231xx/cx231xx-core.c b/kernel/drivers/media/usb/cx231xx/cx231xx-core.c
index a2fd49b6b..19b029331 100644
--- a/kernel/drivers/media/usb/cx231xx/cx231xx-core.c
+++ b/kernel/drivers/media/usb/cx231xx/cx231xx-core.c
@@ -712,6 +712,7 @@ int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode)
break;
case CX231XX_BOARD_CNXT_RDE_253S:
case CX231XX_BOARD_CNXT_RDU_253S:
+ case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
errCode = cx231xx_set_agc_analog_digital_mux_select(dev, 1);
break;
case CX231XX_BOARD_HAUPPAUGE_EXETER:
@@ -738,7 +739,7 @@ int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode)
case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
case CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL:
case CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC:
- errCode = cx231xx_set_agc_analog_digital_mux_select(dev, 0);
+ errCode = cx231xx_set_agc_analog_digital_mux_select(dev, 0);
break;
default:
break;
diff --git a/kernel/drivers/media/usb/dvb-usb/dib0700_core.c b/kernel/drivers/media/usb/dvb-usb/dib0700_core.c
index 0d248ce02..ab58f0b9d 100644
--- a/kernel/drivers/media/usb/dvb-usb/dib0700_core.c
+++ b/kernel/drivers/media/usb/dvb-usb/dib0700_core.c
@@ -677,7 +677,7 @@ static void dib0700_rc_urb_completion(struct urb *purb)
struct dvb_usb_device *d = purb->context;
struct dib0700_rc_response *poll_reply;
enum rc_type protocol;
- u32 uninitialized_var(keycode);
+ u32 keycode;
u8 toggle;
deb_info("%s()\n", __func__);
@@ -719,7 +719,8 @@ static void dib0700_rc_urb_completion(struct urb *purb)
poll_reply->nec.data == 0x00 &&
poll_reply->nec.not_data == 0xff) {
poll_reply->data_state = 2;
- break;
+ rc_repeat(d->rc_dev);
+ goto resubmit;
}
if ((poll_reply->nec.data ^ poll_reply->nec.not_data) != 0xff) {
diff --git a/kernel/drivers/media/usb/em28xx/em28xx-i2c.c b/kernel/drivers/media/usb/em28xx/em28xx-i2c.c
index a19b5c8b5..1a9e1e556 100644
--- a/kernel/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/kernel/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -507,9 +507,8 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
if (dev->disconnected)
return -ENODEV;
- rc = rt_mutex_trylock(&dev->i2c_bus_lock);
- if (rc < 0)
- return rc;
+ if (!rt_mutex_trylock(&dev->i2c_bus_lock))
+ return -EAGAIN;
/* Switch I2C bus if needed */
if (bus != dev->cur_i2c_bus &&
diff --git a/kernel/drivers/media/usb/gspca/cpia1.c b/kernel/drivers/media/usb/gspca/cpia1.c
index f23df4a9d..52b88e9e6 100644
--- a/kernel/drivers/media/usb/gspca/cpia1.c
+++ b/kernel/drivers/media/usb/gspca/cpia1.c
@@ -1624,7 +1624,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
static void sd_stopN(struct gspca_dev *gspca_dev)
{
- struct sd *sd = (struct sd *) gspca_dev;
+ struct sd *sd __maybe_unused = (struct sd *) gspca_dev;
command_pause(gspca_dev);
diff --git a/kernel/drivers/media/usb/gspca/konica.c b/kernel/drivers/media/usb/gspca/konica.c
index 39c96bb4c..0712b1bc9 100644
--- a/kernel/drivers/media/usb/gspca/konica.c
+++ b/kernel/drivers/media/usb/gspca/konica.c
@@ -243,7 +243,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
static void sd_stopN(struct gspca_dev *gspca_dev)
{
- struct sd *sd = (struct sd *) gspca_dev;
+ struct sd *sd __maybe_unused = (struct sd *) gspca_dev;
konica_stream_off(gspca_dev);
#if IS_ENABLED(CONFIG_INPUT)
diff --git a/kernel/drivers/media/usb/gspca/t613.c b/kernel/drivers/media/usb/gspca/t613.c
index e2cc4e5a0..bb52fc1fe 100644
--- a/kernel/drivers/media/usb/gspca/t613.c
+++ b/kernel/drivers/media/usb/gspca/t613.c
@@ -837,7 +837,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
+ struct sd *sd __maybe_unused = (struct sd *) gspca_dev;
int pkt_type;
if (data[0] == 0x5a) {
diff --git a/kernel/drivers/media/usb/pwc/pwc-if.c b/kernel/drivers/media/usb/pwc/pwc-if.c
index b79c36fd8..58f23bcfe 100644
--- a/kernel/drivers/media/usb/pwc/pwc-if.c
+++ b/kernel/drivers/media/usb/pwc/pwc-if.c
@@ -91,6 +91,7 @@ static const struct usb_device_id pwc_device_table [] = {
{ USB_DEVICE(0x0471, 0x0312) },
{ USB_DEVICE(0x0471, 0x0313) }, /* the 'new' 720K */
{ USB_DEVICE(0x0471, 0x0329) }, /* Philips SPC 900NC PC Camera */
+ { USB_DEVICE(0x0471, 0x032C) }, /* Philips SPC 880NC PC Camera */
{ USB_DEVICE(0x069A, 0x0001) }, /* Askey */
{ USB_DEVICE(0x046D, 0x08B0) }, /* Logitech QuickCam Pro 3000 */
{ USB_DEVICE(0x046D, 0x08B1) }, /* Logitech QuickCam Notebook Pro */
@@ -811,6 +812,11 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
name = "Philips SPC 900NC webcam";
type_id = 740;
break;
+ case 0x032C:
+ PWC_INFO("Philips SPC 880NC USB webcam detected.\n");
+ name = "Philips SPC 880NC webcam";
+ type_id = 740;
+ break;
default:
return -ENODEV;
break;
diff --git a/kernel/drivers/media/usb/usbtv/usbtv-audio.c b/kernel/drivers/media/usb/usbtv/usbtv-audio.c
index 78c12d22d..5dab02432 100644
--- a/kernel/drivers/media/usb/usbtv/usbtv-audio.c
+++ b/kernel/drivers/media/usb/usbtv/usbtv-audio.c
@@ -278,6 +278,9 @@ static void snd_usbtv_trigger(struct work_struct *work)
{
struct usbtv *chip = container_of(work, struct usbtv, snd_trigger);
+ if (!chip->snd)
+ return;
+
if (atomic_read(&chip->snd_stream))
usbtv_audio_start(chip);
else
@@ -378,6 +381,8 @@ err:
void usbtv_audio_free(struct usbtv *usbtv)
{
+ cancel_work_sync(&usbtv->snd_trigger);
+
if (usbtv->snd && usbtv->udev) {
snd_card_free(usbtv->snd);
usbtv->snd = NULL;
diff --git a/kernel/drivers/media/usb/usbvision/usbvision-video.c b/kernel/drivers/media/usb/usbvision/usbvision-video.c
index b693206f6..d1dc1a198 100644
--- a/kernel/drivers/media/usb/usbvision/usbvision-video.c
+++ b/kernel/drivers/media/usb/usbvision/usbvision-video.c
@@ -1463,9 +1463,23 @@ static int usbvision_probe(struct usb_interface *intf,
if (usbvision_device_data[model].interface >= 0)
interface = &dev->actconfig->interface[usbvision_device_data[model].interface]->altsetting[0];
- else
+ else if (ifnum < dev->actconfig->desc.bNumInterfaces)
interface = &dev->actconfig->interface[ifnum]->altsetting[0];
+ else {
+ dev_err(&intf->dev, "interface %d is invalid, max is %d\n",
+ ifnum, dev->actconfig->desc.bNumInterfaces - 1);
+ ret = -ENODEV;
+ goto err_usb;
+ }
+
+ if (interface->desc.bNumEndpoints < 2) {
+ dev_err(&intf->dev, "interface %d has %d endpoints, but must"
+ " have minimum 2\n", ifnum, interface->desc.bNumEndpoints);
+ ret = -ENODEV;
+ goto err_usb;
+ }
endpoint = &interface->endpoint[1].desc;
+
if (!usb_endpoint_xfer_isoc(endpoint)) {
dev_err(&intf->dev, "%s: interface %d. has non-ISO endpoint!\n",
__func__, ifnum);
diff --git a/kernel/drivers/media/usb/uvc/uvc_driver.c b/kernel/drivers/media/usb/uvc/uvc_driver.c
index d11fd6ac2..5cefca957 100644
--- a/kernel/drivers/media/usb/uvc/uvc_driver.c
+++ b/kernel/drivers/media/usb/uvc/uvc_driver.c
@@ -148,6 +148,26 @@ static struct uvc_format_desc uvc_fmts[] = {
.guid = UVC_GUID_FORMAT_H264,
.fcc = V4L2_PIX_FMT_H264,
},
+ {
+ .name = "Greyscale 8 L/R (Y8I)",
+ .guid = UVC_GUID_FORMAT_Y8I,
+ .fcc = V4L2_PIX_FMT_Y8I,
+ },
+ {
+ .name = "Greyscale 12 L/R (Y12I)",
+ .guid = UVC_GUID_FORMAT_Y12I,
+ .fcc = V4L2_PIX_FMT_Y12I,
+ },
+ {
+ .name = "Depth data 16-bit (Z16)",
+ .guid = UVC_GUID_FORMAT_Z16,
+ .fcc = V4L2_PIX_FMT_Z16,
+ },
+ {
+ .name = "Bayer 10-bit (SRGGB10P)",
+ .guid = UVC_GUID_FORMAT_RW10,
+ .fcc = V4L2_PIX_FMT_SRGGB10P,
+ },
};
/* ------------------------------------------------------------------------
diff --git a/kernel/drivers/media/usb/uvc/uvc_v4l2.c b/kernel/drivers/media/usb/uvc/uvc_v4l2.c
index 2764f4360..0e7d16fe8 100644
--- a/kernel/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/kernel/drivers/media/usb/uvc/uvc_v4l2.c
@@ -1388,47 +1388,44 @@ static int uvc_v4l2_put_xu_query(const struct uvc_xu_control_query *kp,
static long uvc_v4l2_compat_ioctl32(struct file *file,
unsigned int cmd, unsigned long arg)
{
+ struct uvc_fh *handle = file->private_data;
union {
struct uvc_xu_control_mapping xmap;
struct uvc_xu_control_query xqry;
} karg;
void __user *up = compat_ptr(arg);
- mm_segment_t old_fs;
long ret;
switch (cmd) {
case UVCIOC_CTRL_MAP32:
- cmd = UVCIOC_CTRL_MAP;
ret = uvc_v4l2_get_xu_mapping(&karg.xmap, up);
+ if (ret)
+ return ret;
+ ret = uvc_ioctl_ctrl_map(handle->chain, &karg.xmap);
+ if (ret)
+ return ret;
+ ret = uvc_v4l2_put_xu_mapping(&karg.xmap, up);
+ if (ret)
+ return ret;
+
break;
case UVCIOC_CTRL_QUERY32:
- cmd = UVCIOC_CTRL_QUERY;
ret = uvc_v4l2_get_xu_query(&karg.xqry, up);
+ if (ret)
+ return ret;
+ ret = uvc_xu_ctrl_query(handle->chain, &karg.xqry);
+ if (ret)
+ return ret;
+ ret = uvc_v4l2_put_xu_query(&karg.xqry, up);
+ if (ret)
+ return ret;
break;
default:
return -ENOIOCTLCMD;
}
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- ret = video_ioctl2(file, cmd, (unsigned long)&karg);
- set_fs(old_fs);
-
- if (ret < 0)
- return ret;
-
- switch (cmd) {
- case UVCIOC_CTRL_MAP:
- ret = uvc_v4l2_put_xu_mapping(&karg.xmap, up);
- break;
-
- case UVCIOC_CTRL_QUERY:
- ret = uvc_v4l2_put_xu_query(&karg.xqry, up);
- break;
- }
-
return ret;
}
#endif
diff --git a/kernel/drivers/media/usb/uvc/uvcvideo.h b/kernel/drivers/media/usb/uvc/uvcvideo.h
index f0f2391e1..7e4d3eea3 100644
--- a/kernel/drivers/media/usb/uvc/uvcvideo.h
+++ b/kernel/drivers/media/usb/uvc/uvcvideo.h
@@ -119,6 +119,18 @@
#define UVC_GUID_FORMAT_H264 \
{ 'H', '2', '6', '4', 0x00, 0x00, 0x10, 0x00, \
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y8I \
+ { 'Y', '8', 'I', ' ', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y12I \
+ { 'Y', '1', '2', 'I', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Z16 \
+ { 'Z', '1', '6', ' ', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_RW10 \
+ { 'R', 'W', '1', '0', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
/* ------------------------------------------------------------------------
* Driver specific constants.
diff --git a/kernel/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/kernel/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
index 327e83ac2..109f687d1 100644
--- a/kernel/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+++ b/kernel/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
@@ -280,7 +280,8 @@ static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user
static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up)
{
if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32)) ||
- copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)))
+ copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)) ||
+ copy_to_user(up->reserved, kp->reserved, sizeof(kp->reserved)))
return -EFAULT;
return __put_v4l2_format32(&kp->format, &up->format);
}
@@ -415,7 +416,8 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user
get_user(kp->index, &up->index) ||
get_user(kp->type, &up->type) ||
get_user(kp->flags, &up->flags) ||
- get_user(kp->memory, &up->memory))
+ get_user(kp->memory, &up->memory) ||
+ get_user(kp->length, &up->length))
return -EFAULT;
if (V4L2_TYPE_IS_OUTPUT(kp->type))
@@ -427,9 +429,6 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user
return -EFAULT;
if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) {
- if (get_user(kp->length, &up->length))
- return -EFAULT;
-
num_planes = kp->length;
if (num_planes == 0) {
kp->m.planes = NULL;
@@ -462,16 +461,14 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user
} else {
switch (kp->memory) {
case V4L2_MEMORY_MMAP:
- if (get_user(kp->length, &up->length) ||
- get_user(kp->m.offset, &up->m.offset))
+ if (get_user(kp->m.offset, &up->m.offset))
return -EFAULT;
break;
case V4L2_MEMORY_USERPTR:
{
compat_long_t tmp;
- if (get_user(kp->length, &up->length) ||
- get_user(tmp, &up->m.userptr))
+ if (get_user(tmp, &up->m.userptr))
return -EFAULT;
kp->m.userptr = (unsigned long)compat_ptr(tmp);
@@ -513,7 +510,8 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user
copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) ||
put_user(kp->sequence, &up->sequence) ||
put_user(kp->reserved2, &up->reserved2) ||
- put_user(kp->reserved, &up->reserved))
+ put_user(kp->reserved, &up->reserved) ||
+ put_user(kp->length, &up->length))
return -EFAULT;
if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) {
@@ -536,13 +534,11 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user
} else {
switch (kp->memory) {
case V4L2_MEMORY_MMAP:
- if (put_user(kp->length, &up->length) ||
- put_user(kp->m.offset, &up->m.offset))
+ if (put_user(kp->m.offset, &up->m.offset))
return -EFAULT;
break;
case V4L2_MEMORY_USERPTR:
- if (put_user(kp->length, &up->length) ||
- put_user(kp->m.userptr, &up->m.userptr))
+ if (put_user(kp->m.userptr, &up->m.userptr))
return -EFAULT;
break;
case V4L2_MEMORY_OVERLAY:
diff --git a/kernel/drivers/media/v4l2-core/videobuf2-core.c b/kernel/drivers/media/v4l2-core/videobuf2-core.c
index 33bdd8106..47f376838 100644
--- a/kernel/drivers/media/v4l2-core/videobuf2-core.c
+++ b/kernel/drivers/media/v4l2-core/videobuf2-core.c
@@ -1502,10 +1502,10 @@ static int __vb2_wait_for_done_vb(struct vb2_queue *q, int nonblocking)
* Will sleep if required for nonblocking == false.
*/
static int __vb2_get_done_vb(struct vb2_queue *q, struct vb2_buffer **vb,
- int nonblocking)
+ void *pb, int nonblocking)
{
unsigned long flags;
- int ret;
+ int ret = 0;
/*
* Wait for at least one buffer to become available on the done_list.
@@ -1521,12 +1521,14 @@ static int __vb2_get_done_vb(struct vb2_queue *q, struct vb2_buffer **vb,
spin_lock_irqsave(&q->done_lock, flags);
*vb = list_first_entry(&q->done_list, struct vb2_buffer, done_entry);
/*
- * Only remove the buffer from done_list if v4l2_buffer can handle all
- * the planes.
- * Verifying planes is NOT necessary since it already has been checked
- * before the buffer is queued/prepared. So it can never fail.
+ * Only remove the buffer from done_list if all planes can be
+ * handled. Some cases such as V4L2 file I/O and DVB have pb
+ * == NULL; skip the check then as there's nothing to verify.
*/
- list_del(&(*vb)->done_entry);
+ if (pb)
+ ret = call_bufop(q, verify_planes_array, *vb, pb);
+ if (!ret)
+ list_del(&(*vb)->done_entry);
spin_unlock_irqrestore(&q->done_lock, flags);
return ret;
@@ -1604,7 +1606,7 @@ int vb2_core_dqbuf(struct vb2_queue *q, void *pb, bool nonblocking)
struct vb2_buffer *vb = NULL;
int ret;
- ret = __vb2_get_done_vb(q, &vb, nonblocking);
+ ret = __vb2_get_done_vb(q, &vb, pb, nonblocking);
if (ret < 0)
return ret;
diff --git a/kernel/drivers/media/v4l2-core/videobuf2-memops.c b/kernel/drivers/media/v4l2-core/videobuf2-memops.c
index dbec5923f..3c3b517f1 100644
--- a/kernel/drivers/media/v4l2-core/videobuf2-memops.c
+++ b/kernel/drivers/media/v4l2-core/videobuf2-memops.c
@@ -49,7 +49,7 @@ struct frame_vector *vb2_create_framevec(unsigned long start,
vec = frame_vector_create(nr);
if (!vec)
return ERR_PTR(-ENOMEM);
- ret = get_vaddr_frames(start, nr, write, 1, vec);
+ ret = get_vaddr_frames(start & PAGE_MASK, nr, write, true, vec);
if (ret < 0)
goto out_destroy;
/* We accept only complete set of PFNs */
diff --git a/kernel/drivers/media/v4l2-core/videobuf2-v4l2.c b/kernel/drivers/media/v4l2-core/videobuf2-v4l2.c
index 502984c72..6c441be8f 100644
--- a/kernel/drivers/media/v4l2-core/videobuf2-v4l2.c
+++ b/kernel/drivers/media/v4l2-core/videobuf2-v4l2.c
@@ -67,6 +67,11 @@ static int __verify_planes_array(struct vb2_buffer *vb, const struct v4l2_buffer
return 0;
}
+static int __verify_planes_array_core(struct vb2_buffer *vb, const void *pb)
+{
+ return __verify_planes_array(vb, pb);
+}
+
/**
* __verify_length() - Verify that the bytesused value for each plane fits in
* the plane length and that the data offset doesn't exceed the bytesused value.
@@ -432,6 +437,7 @@ static int __fill_vb2_buffer(struct vb2_buffer *vb,
}
static const struct vb2_buf_ops v4l2_buf_ops = {
+ .verify_planes_array = __verify_planes_array_core,
.fill_user_buffer = __fill_v4l2_buffer,
.fill_vb2_buffer = __fill_vb2_buffer,
.set_timestamp = __set_timestamp,