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-rw-r--r--linux/Documentation/video4linux/CARDLIST.em28xx1
-rw-r--r--linux/drivers/media/radio/radio-si470x.c381
-rw-r--r--linux/drivers/media/video/Kconfig8
-rw-r--r--linux/drivers/media/video/Makefile1
-rw-r--r--linux/drivers/media/video/em28xx/Kconfig2
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-cards.c37
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-core.c33
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-video.c57
-rw-r--r--linux/drivers/media/video/em28xx/em28xx.h3
-rw-r--r--linux/drivers/media/video/gspca/stv06xx/stv06xx.h4
-rw-r--r--linux/drivers/media/video/mt9v011.c382
-rw-r--r--linux/drivers/media/video/mt9v011.h35
-rw-r--r--linux/drivers/media/video/pwc/pwc.h6
-rw-r--r--linux/drivers/media/video/vivi.c99
-rw-r--r--linux/include/linux/videodev2.h39
-rw-r--r--linux/include/media/v4l2-chip-ident.h3
16 files changed, 818 insertions, 273 deletions
diff --git a/linux/Documentation/video4linux/CARDLIST.em28xx b/linux/Documentation/video4linux/CARDLIST.em28xx
index 873630e7e..014d25523 100644
--- a/linux/Documentation/video4linux/CARDLIST.em28xx
+++ b/linux/Documentation/video4linux/CARDLIST.em28xx
@@ -66,3 +66,4 @@
68 -> Terratec AV350 (em2860) [0ccd:0084]
69 -> KWorld ATSC 315U HDTV TV Box (em2882) [eb1a:a313]
70 -> Evga inDtube (em2882)
+ 71 -> Silvercrest Webcam 1.3mpix (em2820/em2840)
diff --git a/linux/drivers/media/radio/radio-si470x.c b/linux/drivers/media/radio/radio-si470x.c
index 101ede1cf..de4673b3a 100644
--- a/linux/drivers/media/radio/radio-si470x.c
+++ b/linux/drivers/media/radio/radio-si470x.c
@@ -106,20 +106,24 @@
* Tobias Lorenz <tobias.lorenz@gmx.net>
* - add LED status output
* - get HW/SW version from scratchpad
+ * 2009-06-16 Edouard Lafargue <edouard@lafargue.name>
+ * Version 1.0.10
+ * - add support for interrupt mode for RDS endpoint,
+ * instead of polling.
+ * Improves RDS reception significantly
*
* ToDo:
* - add firmware download/update support
- * - RDS support: interrupt mode, instead of polling
*/
/* driver definitions */
#define DRIVER_AUTHOR "Tobias Lorenz <tobias.lorenz@gmx.net>"
#define DRIVER_NAME "radio-si470x"
-#define DRIVER_KERNEL_VERSION KERNEL_VERSION(1, 0, 9)
+#define DRIVER_KERNEL_VERSION KERNEL_VERSION(1, 0, 10)
#define DRIVER_CARD "Silicon Labs Si470x FM Radio Receiver"
#define DRIVER_DESC "USB radio driver for Si470x FM Radio Receivers"
-#define DRIVER_VERSION "1.0.9"
+#define DRIVER_VERSION "1.0.10"
/* kernel includes */
@@ -218,16 +222,6 @@ static unsigned short max_rds_errors = 1;
module_param(max_rds_errors, ushort, 0644);
MODULE_PARM_DESC(max_rds_errors, "RDS maximum block errors: *1*");
-/* RDS poll frequency */
-static unsigned int rds_poll_time = 40;
-/* 40 is used by the original USBRadio.exe */
-/* 50 is used by radio-cadet */
-/* 75 should be okay */
-/* 80 is the usual RDS receive interval */
-module_param(rds_poll_time, uint, 0644);
-MODULE_PARM_DESC(rds_poll_time, "RDS poll time (ms): *40*");
-
-
/**************************************************************************
* Register Definitions
@@ -450,6 +444,12 @@ struct si470x_device {
struct usb_interface *intf;
struct video_device *videodev;
+ /* Interrupt endpoint handling */
+ char *int_in_buffer;
+ struct usb_endpoint_descriptor *int_in_endpoint;
+ struct urb *int_in_urb;
+ int int_in_running;
+
/* driver management */
unsigned int users;
unsigned char disconnected;
@@ -459,7 +459,6 @@ struct si470x_device {
unsigned short registers[RADIO_REGISTER_NUM];
/* RDS receive buffer */
- struct delayed_work work;
wait_queue_head_t read_queue;
struct mutex lock; /* buffer locking */
unsigned char *buffer; /* size is always multiple of three */
@@ -865,43 +864,6 @@ static int si470x_get_all_registers(struct si470x_device *radio)
/**************************************************************************
- * General Driver Functions - RDS_REPORT
- **************************************************************************/
-
-/*
- * si470x_get_rds_registers - read rds registers
- */
-static int si470x_get_rds_registers(struct si470x_device *radio)
-{
- unsigned char buf[RDS_REPORT_SIZE];
- int retval;
- int size;
- unsigned char regnr;
-
- buf[0] = RDS_REPORT;
-
- retval = usb_interrupt_msg(radio->usbdev,
- usb_rcvintpipe(radio->usbdev, 1),
- (void *) &buf, sizeof(buf), &size, usb_timeout);
- if (size != sizeof(buf))
- printk(KERN_WARNING DRIVER_NAME ": si470x_get_rds_registers: "
- "return size differs: %d != %zu\n", size, sizeof(buf));
- if (retval < 0)
- printk(KERN_WARNING DRIVER_NAME ": si470x_get_rds_registers: "
- "usb_interrupt_msg returned %d\n", retval);
-
- if (retval >= 0)
- for (regnr = 0; regnr < RDS_REGISTER_NUM; regnr++)
- radio->registers[STATUSRSSI + regnr] =
- get_unaligned_be16(
- &buf[regnr * RADIO_REGISTER_SIZE + 1]);
-
- return (retval < 0) ? -EINVAL : 0;
-}
-
-
-
-/**************************************************************************
* General Driver Functions - LED_REPORT
**************************************************************************/
@@ -959,102 +921,118 @@ static int si470x_get_scratch_page_versions(struct si470x_device *radio)
**************************************************************************/
/*
- * si470x_rds - rds processing function
+ * si470x_int_in_callback - rds callback and processing function
+ *
+ * TODO: do we need to use mutex locks in some sections?
*/
-static void si470x_rds(struct si470x_device *radio)
+static void si470x_int_in_callback(struct urb *urb)
{
+ struct si470x_device *radio = urb->context;
+ unsigned char buf[RDS_REPORT_SIZE];
+ int retval;
+ unsigned char regnr;
unsigned char blocknum;
unsigned short bler; /* rds block errors */
unsigned short rds;
unsigned char tmpbuf[3];
- /* get rds blocks */
- if (si470x_get_rds_registers(radio) < 0)
- return;
- if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSR) == 0) {
- /* No RDS group ready */
- return;
- }
- if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSS) == 0) {
- /* RDS decoder not synchronized */
- return;
- }
-
- /* copy all four RDS blocks to internal buffer */
- mutex_lock(&radio->lock);
- for (blocknum = 0; blocknum < 4; blocknum++) {
- switch (blocknum) {
- default:
- bler = (radio->registers[STATUSRSSI] &
- STATUSRSSI_BLERA) >> 9;
- rds = radio->registers[RDSA];
- break;
- case 1:
- bler = (radio->registers[READCHAN] &
- READCHAN_BLERB) >> 14;
- rds = radio->registers[RDSB];
- break;
- case 2:
- bler = (radio->registers[READCHAN] &
- READCHAN_BLERC) >> 12;
- rds = radio->registers[RDSC];
- break;
- case 3:
- bler = (radio->registers[READCHAN] &
- READCHAN_BLERD) >> 10;
- rds = radio->registers[RDSD];
- break;
- };
-
- /* Fill the V4L2 RDS buffer */
- put_unaligned_le16(rds, &tmpbuf);
- tmpbuf[2] = blocknum; /* offset name */
- tmpbuf[2] |= blocknum << 3; /* received offset */
- if (bler > max_rds_errors)
- tmpbuf[2] |= 0x80; /* uncorrectable errors */
- else if (bler > 0)
- tmpbuf[2] |= 0x40; /* corrected error(s) */
-
- /* copy RDS block to internal buffer */
- memcpy(&radio->buffer[radio->wr_index], &tmpbuf, 3);
- radio->wr_index += 3;
-
- /* wrap write pointer */
- if (radio->wr_index >= radio->buf_size)
- radio->wr_index = 0;
-
- /* check for overflow */
- if (radio->wr_index == radio->rd_index) {
- /* increment and wrap read pointer */
- radio->rd_index += 3;
- if (radio->rd_index >= radio->buf_size)
- radio->rd_index = 0;
+ if (urb->status) {
+ if (urb->status == -ENOENT ||
+ urb->status == -ECONNRESET ||
+ urb->status == -ESHUTDOWN) {
+ return;
+ } else {
+ printk(KERN_WARNING DRIVER_NAME
+ ": non-zero urb status (%d)\n", urb->status);
+ goto resubmit; /* Maybe we can recover. */
}
}
- mutex_unlock(&radio->lock);
-
- /* wake up read queue */
- if (radio->wr_index != radio->rd_index)
- wake_up_interruptible(&radio->read_queue);
-}
-
-
-/*
- * si470x_work - rds work function
- */
-static void si470x_work(struct work_struct *work)
-{
- struct si470x_device *radio = container_of(work, struct si470x_device,
- work.work);
/* safety checks */
if (radio->disconnected)
return;
if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0)
- return;
+ goto resubmit;
+
+ if (urb->actual_length > 0) {
+ /* Update RDS registers with URB data */
+ buf[0] = RDS_REPORT;
+ for (regnr = 0; regnr < RDS_REGISTER_NUM; regnr++)
+ radio->registers[STATUSRSSI + regnr] =
+ get_unaligned_be16(&radio->int_in_buffer[
+ regnr * RADIO_REGISTER_SIZE + 1]);
+ /* get rds blocks */
+ if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSR) == 0) {
+ /* No RDS group ready, better luck next time */
+ goto resubmit;
+ }
+ if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSS) == 0) {
+ /* RDS decoder not synchronized */
+ goto resubmit;
+ }
+ for (blocknum = 0; blocknum < 4; blocknum++) {
+ switch (blocknum) {
+ default:
+ bler = (radio->registers[STATUSRSSI] &
+ STATUSRSSI_BLERA) >> 9;
+ rds = radio->registers[RDSA];
+ break;
+ case 1:
+ bler = (radio->registers[READCHAN] &
+ READCHAN_BLERB) >> 14;
+ rds = radio->registers[RDSB];
+ break;
+ case 2:
+ bler = (radio->registers[READCHAN] &
+ READCHAN_BLERC) >> 12;
+ rds = radio->registers[RDSC];
+ break;
+ case 3:
+ bler = (radio->registers[READCHAN] &
+ READCHAN_BLERD) >> 10;
+ rds = radio->registers[RDSD];
+ break;
+ };
+
+ /* Fill the V4L2 RDS buffer */
+ put_unaligned_le16(rds, &tmpbuf);
+ tmpbuf[2] = blocknum; /* offset name */
+ tmpbuf[2] |= blocknum << 3; /* received offset */
+ if (bler > max_rds_errors)
+ tmpbuf[2] |= 0x80; /* uncorrectable errors */
+ else if (bler > 0)
+ tmpbuf[2] |= 0x40; /* corrected error(s) */
+
+ /* copy RDS block to internal buffer */
+ memcpy(&radio->buffer[radio->wr_index], &tmpbuf, 3);
+ radio->wr_index += 3;
+
+ /* wrap write pointer */
+ if (radio->wr_index >= radio->buf_size)
+ radio->wr_index = 0;
+
+ /* check for overflow */
+ if (radio->wr_index == radio->rd_index) {
+ /* increment and wrap read pointer */
+ radio->rd_index += 3;
+ if (radio->rd_index >= radio->buf_size)
+ radio->rd_index = 0;
+ }
+ }
+ if (radio->wr_index != radio->rd_index)
+ wake_up_interruptible(&radio->read_queue);
+ }
- si470x_rds(radio);
- schedule_delayed_work(&radio->work, msecs_to_jiffies(rds_poll_time));
+resubmit:
+ /* Resubmit if we're still running. */
+ if (radio->int_in_running && radio->usbdev) {
+ retval = usb_submit_urb(radio->int_in_urb, GFP_ATOMIC);
+ if (retval) {
+ printk(KERN_WARNING DRIVER_NAME
+ ": resubmitting urb failed (%d)", retval);
+ radio->int_in_running = 0;
+ }
+ }
}
@@ -1076,8 +1054,6 @@ static ssize_t si470x_fops_read(struct file *file, char __user *buf,
/* switch on rds reception */
if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0) {
si470x_rds_on(radio);
- schedule_delayed_work(&radio->work,
- msecs_to_jiffies(rds_poll_time));
}
/* block if no new data available */
@@ -1136,8 +1112,6 @@ static unsigned int si470x_fops_poll(struct file *file,
/* switch on rds reception */
if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0) {
si470x_rds_on(radio);
- schedule_delayed_work(&radio->work,
- msecs_to_jiffies(rds_poll_time));
}
poll_wait(file, &radio->read_queue, pts);
@@ -1170,8 +1144,31 @@ static int si470x_fops_open(struct file *file)
if (radio->users == 1) {
/* start radio */
retval = si470x_start(radio);
- if (retval < 0)
+ if (retval < 0) {
+ usb_autopm_put_interface(radio->intf);
+ goto done;
+ }
+
+ /* initialize interrupt urb */
+ usb_fill_int_urb(radio->int_in_urb, radio->usbdev,
+ usb_rcvintpipe(radio->usbdev,
+ radio->int_in_endpoint->bEndpointAddress),
+ radio->int_in_buffer,
+ le16_to_cpu(radio->int_in_endpoint->wMaxPacketSize),
+ si470x_int_in_callback,
+ radio,
+ radio->int_in_endpoint->bInterval);
+
+ radio->int_in_running = 1;
+ mb();
+
+ retval = usb_submit_urb(radio->int_in_urb, GFP_KERNEL);
+ if (retval) {
+ printk(KERN_INFO DRIVER_NAME
+ ": submitting int urb failed (%d)\n", retval);
+ radio->int_in_running = 0;
usb_autopm_put_interface(radio->intf);
+ }
}
done:
@@ -1197,16 +1194,21 @@ static int si470x_fops_release(struct file *file)
mutex_lock(&radio->disconnect_lock);
radio->users--;
if (radio->users == 0) {
+ /* shutdown interrupt handler */
+ if (radio->int_in_running) {
+ radio->int_in_running = 0;
+ if (radio->int_in_urb)
+ usb_kill_urb(radio->int_in_urb);
+ }
+
if (radio->disconnected) {
video_unregister_device(radio->videodev);
+ kfree(radio->int_in_buffer);
kfree(radio->buffer);
kfree(radio);
goto done;
}
- /* stop rds reception */
- cancel_delayed_work_sync(&radio->work);
-
/* cancel read processes */
wake_up_interruptible(&radio->read_queue);
@@ -1241,31 +1243,6 @@ static const struct v4l2_file_operations si470x_fops = {
**************************************************************************/
/*
- * si470x_v4l2_queryctrl - query control
- */
-static struct v4l2_queryctrl si470x_v4l2_queryctrl[] = {
- {
- .id = V4L2_CID_AUDIO_VOLUME,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Volume",
- .minimum = 0,
- .maximum = 15,
- .step = 1,
- .default_value = 15,
- },
- {
- .id = V4L2_CID_AUDIO_MUTE,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 1,
- },
-};
-
-
-/*
* si470x_vidioc_querycap - query device capabilities
*/
static int si470x_vidioc_querycap(struct file *file, void *priv,
@@ -1290,7 +1267,6 @@ static int si470x_vidioc_querycap(struct file *file, void *priv,
static int si470x_vidioc_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *qc)
{
- unsigned char i = 0;
int retval = -EINVAL;
/* abort if qc->id is below V4L2_CID_BASE */
@@ -1298,12 +1274,11 @@ static int si470x_vidioc_queryctrl(struct file *file, void *priv,
goto done;
/* search video control */
- for (i = 0; i < ARRAY_SIZE(si470x_v4l2_queryctrl); i++) {
- if (qc->id == si470x_v4l2_queryctrl[i].id) {
- memcpy(qc, &(si470x_v4l2_queryctrl[i]), sizeof(*qc));
- retval = 0; /* found */
- break;
- }
+ switch (qc->id) {
+ case V4L2_CID_AUDIO_VOLUME:
+ return v4l2_ctrl_query_fill(qc, 0, 15, 1, 15);
+ case V4L2_CID_AUDIO_MUTE:
+ return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
}
/* disable unsupported base controls */
@@ -1658,7 +1633,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct si470x_device *radio;
- int retval = 0;
+ struct usb_host_interface *iface_desc;
+ struct usb_endpoint_descriptor *endpoint;
+ int i, int_end_size, retval = 0;
/* private data allocation and initialization */
radio = kzalloc(sizeof(struct si470x_device), GFP_KERNEL);
@@ -1673,11 +1650,45 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
mutex_init(&radio->disconnect_lock);
mutex_init(&radio->lock);
+ iface_desc = intf->cur_altsetting;
+
+ /* Set up interrupt endpoint information. */
+ for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
+ endpoint = &iface_desc->endpoint[i].desc;
+ if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
+ USB_DIR_IN) && ((endpoint->bmAttributes &
+ USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT))
+ radio->int_in_endpoint = endpoint;
+ }
+ if (!radio->int_in_endpoint) {
+ printk(KERN_INFO DRIVER_NAME
+ ": could not find interrupt in endpoint\n");
+ retval = -EIO;
+ goto err_radio;
+ }
+
+ int_end_size = le16_to_cpu(radio->int_in_endpoint->wMaxPacketSize);
+
+ radio->int_in_buffer = kmalloc(int_end_size, GFP_KERNEL);
+ if (!radio->int_in_buffer) {
+ printk(KERN_INFO DRIVER_NAME
+ "could not allocate int_in_buffer");
+ retval = -ENOMEM;
+ goto err_radio;
+ }
+
+ radio->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!radio->int_in_urb) {
+ printk(KERN_INFO DRIVER_NAME "could not allocate int_in_urb");
+ retval = -ENOMEM;
+ goto err_intbuffer;
+ }
+
/* video device allocation and initialization */
radio->videodev = video_device_alloc();
if (!radio->videodev) {
retval = -ENOMEM;
- goto err_radio;
+ goto err_intbuffer;
}
memcpy(radio->videodev, &si470x_viddev_template,
sizeof(si470x_viddev_template));
@@ -1735,9 +1746,6 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
radio->rd_index = 0;
init_waitqueue_head(&radio->read_queue);
- /* prepare rds work function */
- INIT_DELAYED_WORK(&radio->work, si470x_work);
-
/* register video device */
retval = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
if (retval) {
@@ -1752,6 +1760,8 @@ err_all:
kfree(radio->buffer);
err_video:
video_device_release(radio->videodev);
+err_intbuffer:
+ kfree(radio->int_in_buffer);
err_radio:
kfree(radio);
err_initial:
@@ -1765,12 +1775,8 @@ err_initial:
static int si470x_usb_driver_suspend(struct usb_interface *intf,
pm_message_t message)
{
- struct si470x_device *radio = usb_get_intfdata(intf);
-
printk(KERN_INFO DRIVER_NAME ": suspending now...\n");
- cancel_delayed_work_sync(&radio->work);
-
return 0;
}
@@ -1780,16 +1786,8 @@ static int si470x_usb_driver_suspend(struct usb_interface *intf,
*/
static int si470x_usb_driver_resume(struct usb_interface *intf)
{
- struct si470x_device *radio = usb_get_intfdata(intf);
-
printk(KERN_INFO DRIVER_NAME ": resuming now...\n");
- mutex_lock(&radio->lock);
- if (radio->users && radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS)
- schedule_delayed_work(&radio->work,
- msecs_to_jiffies(rds_poll_time));
- mutex_unlock(&radio->lock);
-
return 0;
}
@@ -1803,12 +1801,15 @@ static void si470x_usb_driver_disconnect(struct usb_interface *intf)
mutex_lock(&radio->disconnect_lock);
radio->disconnected = 1;
- cancel_delayed_work_sync(&radio->work);
usb_set_intfdata(intf, NULL);
if (radio->users == 0) {
/* set led to disconnect state */
si470x_set_led_state(radio, BLINK_ORANGE_LED);
+ /* Free data structures. */
+ usb_free_urb(radio->int_in_urb);
+
+ kfree(radio->int_in_buffer);
video_unregister_device(radio->videodev);
kfree(radio->buffer);
kfree(radio);
diff --git a/linux/drivers/media/video/Kconfig b/linux/drivers/media/video/Kconfig
index 061e147f6..84b6fc155 100644
--- a/linux/drivers/media/video/Kconfig
+++ b/linux/drivers/media/video/Kconfig
@@ -312,6 +312,14 @@ config VIDEO_OV7670
OV7670 VGA camera. It currently only works with the M88ALP01
controller.
+config VIDEO_MT9V011
+ tristate "Micron mt9v011 sensor support"
+ depends on I2C && VIDEO_V4L2
+ ---help---
+ This is a Video4Linux2 sensor-level driver for the Micron
+ mt0v011 1.3 Mpixel camera. It currently only works with the
+ em28xx driver.
+
config VIDEO_TCM825X
tristate "TCM825x camera sensor support"
depends on I2C && VIDEO_V4L2
diff --git a/linux/drivers/media/video/Makefile b/linux/drivers/media/video/Makefile
index 7fb3add1b..9f2e3214a 100644
--- a/linux/drivers/media/video/Makefile
+++ b/linux/drivers/media/video/Makefile
@@ -69,6 +69,7 @@ obj-$(CONFIG_VIDEO_UPD64083) += upd64083.o
obj-$(CONFIG_VIDEO_OV7670) += ov7670.o
obj-$(CONFIG_VIDEO_TCM825X) += tcm825x.o
obj-$(CONFIG_VIDEO_TVEEPROM) += tveeprom.o
+obj-$(CONFIG_VIDEO_MT9V011) += mt9v011.o
obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o
obj-$(CONFIG_SOC_CAMERA_MT9M111) += mt9m111.o
diff --git a/linux/drivers/media/video/em28xx/Kconfig b/linux/drivers/media/video/em28xx/Kconfig
index 16a5af30e..6524b493e 100644
--- a/linux/drivers/media/video/em28xx/Kconfig
+++ b/linux/drivers/media/video/em28xx/Kconfig
@@ -8,6 +8,8 @@ config VIDEO_EM28XX
select VIDEO_SAA711X if VIDEO_HELPER_CHIPS_AUTO
select VIDEO_TVP5150 if VIDEO_HELPER_CHIPS_AUTO
select VIDEO_MSP3400 if VIDEO_HELPER_CHIPS_AUTO
+ select VIDEO_MT9V011 if VIDEO_HELPER_CHIPS_AUTO
+
---help---
This is a video4linux driver for Empia 28xx based TV cards.
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index b824eed46..e78424f3a 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -204,6 +204,13 @@ static struct em28xx_reg_seq terratec_av350_unmute_gpio[] = {
{EM28XX_R08_GPIO, 0xff, 0xff, 10},
{ -1, -1, -1, -1},
};
+
+static struct em28xx_reg_seq silvercrest_reg_seq[] = {
+ {EM28XX_R08_GPIO, 0xff, 0xff, 10},
+ {EM28XX_R08_GPIO, 0x01, 0xf7, 10},
+ { -1, -1, -1, -1},
+};
+
/*
* Board definitions
*/
@@ -451,6 +458,18 @@ struct em28xx_board em28xx_boards[] = {
.amux = EM28XX_AMUX_VIDEO,
} },
},
+ [EM2820_BOARD_SILVERCREST_WEBCAM] = {
+ .name = "Silvercrest Webcam 1.3mpix",
+ .tuner_type = TUNER_ABSENT,
+ .is_27xx = 1,
+ .decoder = EM28XX_MT9V011,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE1,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = silvercrest_reg_seq,
+ } },
+ },
[EM2821_BOARD_SUPERCOMP_USB_2] = {
.name = "Supercomp USB 2.0 TV",
.valid = EM28XX_BOARD_NOT_VALIDATED,
@@ -1708,6 +1727,11 @@ static unsigned short tvp5150_addrs[] = {
I2C_CLIENT_END
};
+static unsigned short mt9v011_addrs[] = {
+ 0xba >> 1,
+ I2C_CLIENT_END
+};
+
static unsigned short msp3400_addrs[] = {
0x80 >> 1,
0x88 >> 1,
@@ -1775,7 +1799,10 @@ void em28xx_pre_card_setup(struct em28xx *dev)
em28xx_info("chip ID is em2750\n");
break;
case CHIP_ID_EM2820:
- em28xx_info("chip ID is em2820\n");
+ if (dev->board.is_27xx)
+ em28xx_info("chip is em2710\n");
+ else
+ em28xx_info("chip ID is em2820\n");
break;
case CHIP_ID_EM2840:
em28xx_info("chip ID is em2840\n");
@@ -2261,6 +2288,10 @@ void em28xx_card_setup(struct em28xx *dev)
before probing the i2c bus. */
em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
break;
+ case EM2820_BOARD_SILVERCREST_WEBCAM:
+ /* FIXME: need to document the registers bellow */
+ em28xx_write_reg(dev, 0x0d, 0x42);
+ em28xx_write_reg(dev, 0x13, 0x08);
}
if (dev->board.has_snapshot_button)
@@ -2292,6 +2323,10 @@ void em28xx_card_setup(struct em28xx *dev)
v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
"tvp5150", "tvp5150", tvp5150_addrs);
+ if (dev->board.decoder == EM28XX_MT9V011)
+ v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
+ "mt9v011", "mt9v011", mt9v011_addrs);
+
if (dev->board.adecoder == EM28XX_TVAUDIO)
v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
"tvaudio", "tvaudio", dev->board.tvaudio_addr);
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index 2bce72e4f..7ad8edff2 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -648,17 +648,29 @@ int em28xx_capture_start(struct em28xx *dev, int start)
int em28xx_set_outfmt(struct em28xx *dev)
{
int ret;
+ int vinmode, vinctl, outfmt;
+
+ outfmt = dev->format->reg;
+
+ if (dev->board.is_27xx) {
+ vinmode = 0x0d;
+ vinctl = 0x00;
+ outfmt = 0x24;
+ } else {
+ vinmode = 0x10;
+ vinctl = 0x11;
+ }
ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT,
- dev->format->reg | 0x20, 0x3f);
+ outfmt | 0x20, 0xff);
if (ret < 0)
- return ret;
+ return ret;
- ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, 0x10);
+ ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, vinmode);
if (ret < 0)
return ret;
- return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x11);
+ return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctl);
}
static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
@@ -695,13 +707,19 @@ static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
{
u8 mode;
/* the em2800 scaler only supports scaling down to 50% */
- if (dev->board.is_em2800)
+
+ if (dev->board.is_27xx) {
+ /* FIXME: Don't use the scaler yet */
+ mode = 0;
+ } else if (dev->board.is_em2800) {
mode = (v ? 0x20 : 0x00) | (h ? 0x10 : 0x00);
- else {
+ } else {
u8 buf[2];
+
buf[0] = h;
buf[1] = h >> 8;
em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
+
buf[0] = v;
buf[1] = v >> 8;
em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
@@ -720,8 +738,11 @@ int em28xx_resolution_set(struct em28xx *dev)
height = norm_maxh(dev) >> 1;
em28xx_set_outfmt(dev);
+
+
em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2);
+
return em28xx_scaler_set(dev, dev->hscale, dev->vscale);
}
diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c
index 63d21698c..3c47acee3 100644
--- a/linux/drivers/media/video/em28xx/em28xx-video.c
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c
@@ -94,6 +94,49 @@ static struct em28xx_fmt format[] = {
.fourcc = V4L2_PIX_FMT_YUYV,
.depth = 16,
.reg = EM28XX_OUTFMT_YUV422_Y0UY1V,
+ }, {
+ .name = "16 bpp RGB, le",
+ .fourcc = V4L2_PIX_FMT_RGB565,
+ .depth = 16,
+ .reg = EM28XX_OUTFMT_YUV211,
+#if 0
+ /* TODO: need tests and newer definitions */
+ }, {
+ .name = "Y1-U-Y0-V, 16 bpp",
+ .fourcc = 0,
+ .depth = 16,
+ .reg = EM28XX_OUTFMT_YUV422_Y1UY0V
+ }, {
+ .name = "YUV211, 8 bpp",
+ .fourcc = 0,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_YUV211,
+ }, {
+ .name = "YUV411, 12 bpp",
+ .fourcc = 0,
+ .depth = 12,
+ .reg = EM28XX_OUTFMT_YUV411,
+ }, {
+ .name = "RGB, 8bit RGRG",
+ .fourcc = 0,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_YUV211,
+ }, {
+ .name = "RGB, 8bit GRGR",
+ .fourcc = 0,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_YUV211,
+ }, {
+ .name = "RGB, 8bit GBGB",
+ .fourcc = 0,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_YUV211,
+ }, {
+ .name = "RGB, 8bit BGBG",
+ .fourcc = 0,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_RGB_8_BGBG,
+#endif
},
};
@@ -698,6 +741,10 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
unsigned int hscale, vscale;
struct em28xx_fmt *fmt;
+ /* FIXME: This is the only supported fmt */
+ if (dev->board.is_27xx)
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_RGB565;
+
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
if (!fmt) {
em28xx_videodbg("Fourcc format (%08x) invalid.\n",
@@ -705,7 +752,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
return -EINVAL;
}
- if (dev->board.is_em2800) {
+ if (dev->board.is_27xx) {
+ /* FIXME: This is the only supported fmt */
+ width = 640;
+ height = 480;
+ } else if (dev->board.is_em2800) {
/* the em2800 can only scale down to 50% */
height = height > (3 * maxh / 4) ? maxh : maxh / 2;
width = width > (3 * maxw / 4) ? maxw : maxw / 2;
@@ -751,6 +802,10 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
mutex_lock(&dev->lock);
+ /* FIXME: This is the only supported fmt */
+ if (dev->board.is_27xx)
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_RGB565;
+
vidioc_try_fmt_vid_cap(file, priv, f);
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index 6fb890efa..2eedfef53 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -108,6 +108,7 @@
#define EM2860_BOARD_TERRATEC_AV350 68
#define EM2882_BOARD_KWORLD_ATSC_315U 69
#define EM2882_BOARD_EVGA_INDTUBE 70
+#define EM2820_BOARD_SILVERCREST_WEBCAM 71
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4
@@ -361,6 +362,7 @@ enum em28xx_decoder {
EM28XX_NODECODER,
EM28XX_TVP5150,
EM28XX_SAA711X,
+ EM28XX_MT9V011,
};
enum em28xx_adecoder {
@@ -389,6 +391,7 @@ struct em28xx_board {
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
unsigned int has_snapshot_button:1;
+ unsigned int is_27xx:1;
unsigned int valid:1;
unsigned char xclk, i2c_speed;
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
index bb73c3288..bdea4dae2 100644
--- a/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
@@ -37,10 +37,6 @@
#define STV_ISOC_ENDPOINT_ADDR 0x81
-#ifndef V4L2_PIX_FMT_SGRBG8
-#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G')
-#endif
-
#define STV_REG23 0x0423
/* Control registers of the STV0600 ASIC */
diff --git a/linux/drivers/media/video/mt9v011.c b/linux/drivers/media/video/mt9v011.c
new file mode 100644
index 000000000..d3f2b4dc5
--- /dev/null
+++ b/linux/drivers/media/video/mt9v011.c
@@ -0,0 +1,382 @@
+/*
+ * mt9v011 -Micron 1/4-Inch VGA Digital Image Sensor
+ *
+ * Copyright (c) 2009 Mauro Carvalho Chehab (mchehab@redhat.com)
+ * This code is placed under the terms of the GNU General Public License v2
+ */
+
+#include <linux/i2c.h>
+#include "compat.h"
+#include <linux/videodev2.h>
+#include <linux/delay.h>
+#include <media/v4l2-device.h>
+#include "mt9v011.h"
+#include <media/v4l2-i2c-drv.h>
+#include <media/v4l2-chip-ident.h>
+
+MODULE_DESCRIPTION("Micron mt9v011 sensor driver");
+MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
+MODULE_LICENSE("GPL");
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+/* standard i2c insmod options */
+static unsigned short normal_i2c[] = {
+ 0xba >> 1,
+ I2C_CLIENT_END
+};
+
+I2C_CLIENT_INSMOD;
+#endif
+
+static int debug;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0-2)");
+
+/* supported controls */
+static struct v4l2_queryctrl mt9v011_qctrl[] = {
+ {
+ .id = V4L2_CID_GAIN,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Gain",
+ .minimum = 0,
+ .maximum = (1 << 10) - 1,
+ .step = 1,
+ .default_value = 0x0020,
+ .flags = 0,
+ }, {
+ .id = V4L2_CID_RED_BALANCE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Red Balance",
+ .minimum = -1 << 9,
+ .maximum = (1 << 9) - 1,
+ .step = 1,
+ .default_value = 0,
+ .flags = 0,
+ }, {
+ .id = V4L2_CID_BLUE_BALANCE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Blue Balance",
+ .minimum = -1 << 9,
+ .maximum = (1 << 9) - 1,
+ .step = 1,
+ .default_value = 0,
+ .flags = 0,
+ },
+};
+
+struct mt9v011 {
+ struct v4l2_subdev sd;
+
+ u16 global_gain, red_bal, blue_bal;
+};
+
+static inline struct mt9v011 *to_mt9v011(struct v4l2_subdev *sd)
+{
+ return container_of(sd, struct mt9v011, sd);
+}
+
+static int mt9v011_read(struct v4l2_subdev *sd, unsigned char addr)
+{
+ struct i2c_client *c = v4l2_get_subdevdata(sd);
+ __be16 buffer;
+ int rc, val;
+
+ rc = i2c_master_send(c, &addr, 1);
+ if (rc != 1)
+ v4l2_dbg(0, debug, sd,
+ "i2c i/o error: rc == %d (should be 1)\n", rc);
+
+ msleep(10);
+
+ rc = i2c_master_recv(c, (char *)&buffer, 2);
+ if (rc != 2)
+ v4l2_dbg(0, debug, sd,
+ "i2c i/o error: rc == %d (should be 2)\n", rc);
+
+ val = be16_to_cpu(buffer);
+
+ v4l2_dbg(2, debug, sd, "mt9v011: read 0x%02x = 0x%04x\n", addr, val);
+
+ return val;
+}
+
+static void mt9v011_write(struct v4l2_subdev *sd, unsigned char addr,
+ u16 value)
+{
+ struct i2c_client *c = v4l2_get_subdevdata(sd);
+ unsigned char buffer[3];
+ int rc;
+
+ buffer[0] = addr;
+ buffer[1] = value >> 8;
+ buffer[2] = value & 0xff;
+
+ v4l2_dbg(2, debug, sd,
+ "mt9v011: writing 0x%02x 0x%04x\n", buffer[0], value);
+ rc = i2c_master_send(c, &buffer, 3);
+ if (rc != 3)
+ v4l2_dbg(0, debug, sd,
+ "i2c i/o error: rc == %d (should be 3)\n", rc);
+}
+
+
+struct i2c_reg_value {
+ unsigned char reg;
+ u16 value;
+};
+
+/*
+ * Values used at the original driver
+ * Some values are marked as Reserved at the datasheet
+ */
+static const struct i2c_reg_value mt9v011_init_default[] = {
+ { R0D_MT9V011_RESET, 0x0001 },
+ { R0D_MT9V011_RESET, 0x0000 },
+
+ { R01_MT9V011_ROWSTART, 0x0008 },
+ { R02_MT9V011_COLSTART, 0x0014 },
+ { R03_MT9V011_HEIGHT, 0x01e0 },
+ { R04_MT9V011_WIDTH, 0x0280 },
+ { R05_MT9V011_HBLANK, 0x007b },
+ { R06_MT9V011_VBLANK, 0x001c },
+ { R09_MT9V011_SHUTTER_WIDTH, 0x0418 },
+ { R0A_MT9V011_CLK_SPEED, 0x0000 },
+ { R0C_MT9V011_SHUTTER_DELAY, 0x0000 },
+ { R1E_MT9V011_DIGITAL_ZOOM, 0x0000 },
+ { R20_MT9V011_READ_MODE, 0x1100 },
+
+ /*
+ * Those registers are not docummented at the datasheet.
+ * However, the original driver initializes them
+ */
+ { 0x30, 0x0005 },
+ { 0x34, 0x0100 },
+ { 0x3d, 0x068f },
+ { 0x40, 0x01e0 },
+ { 0x52, 0x0100 },
+ { 0x58, 0x0038 }, /* Datasheet default 0x0078 */
+ { 0x59, 0x0723 }, /* Datasheet default 0x0703 */
+ { 0x62, 0x041a }, /* Datasheet default 0x0418 */
+
+ { R07_MT9V011_OUT_CTRL, 0x000a }, /* chip enable */
+};
+
+static void set_balance(struct v4l2_subdev *sd)
+{
+ struct mt9v011 *core = to_mt9v011(sd);
+ u16 green1_gain, green2_gain, blue_gain, red_gain;
+
+ green1_gain = core->global_gain;
+ green2_gain = core->global_gain;
+
+ blue_gain = core->global_gain +
+ core->global_gain * core->blue_bal / (1 << 9);
+
+ red_gain = core->global_gain +
+ core->global_gain * core->blue_bal / (1 << 9);
+
+ mt9v011_write(sd, R2B_MT9V011_GREEN_1_GAIN, green1_gain);
+ mt9v011_write(sd, R2E_MT9V011_GREEN_2_GAIN, green1_gain);
+ mt9v011_write(sd, R2C_MT9V011_BLUE_GAIN, blue_gain);
+ mt9v011_write(sd, R2D_MT9V011_RED_GAIN, red_gain);
+}
+
+static int mt9v011_reset(struct v4l2_subdev *sd, u32 val)
+{
+ u16 version;
+ int i;
+
+ version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
+
+ if (version != MT9V011_VERSION) {
+ v4l2_info(sd, "*** unknown micron chip detected (0x%04x.\n",
+ version);
+ return -EINVAL;
+
+ }
+
+ for (i = 0; i < ARRAY_SIZE(mt9v011_init_default); i++)
+ mt9v011_write(sd, mt9v011_init_default[i].reg,
+ mt9v011_init_default[i].value);
+
+ set_balance(sd);
+
+ return 0;
+};
+
+static int mt9v011_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+ struct mt9v011 *core = to_mt9v011(sd);
+
+ v4l2_dbg(1, debug, sd, "g_ctrl called\n");
+
+ switch (ctrl->id) {
+ case V4L2_CID_GAIN:
+ ctrl->value = core->global_gain;
+ return 0;
+ case V4L2_CID_RED_BALANCE:
+ ctrl->value = core->red_bal;
+ return 0;
+ case V4L2_CID_BLUE_BALANCE:
+ ctrl->value = core->blue_bal;
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static int mt9v011_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+ struct mt9v011 *core = to_mt9v011(sd);
+ u8 i, n;
+ n = ARRAY_SIZE(mt9v011_qctrl);
+
+ for (i = 0; i < n; i++) {
+ if (ctrl->id != mt9v011_qctrl[i].id)
+ continue;
+ if (ctrl->value < mt9v011_qctrl[i].minimum ||
+ ctrl->value > mt9v011_qctrl[i].maximum)
+ return -ERANGE;
+ v4l2_dbg(1, debug, sd, "s_ctrl: id=%d, value=%d\n",
+ ctrl->id, ctrl->value);
+ break;
+ }
+
+ switch (ctrl->id) {
+ case V4L2_CID_GAIN:
+ core->global_gain = ctrl->value;
+ break;
+ case V4L2_CID_RED_BALANCE:
+ core->red_bal = ctrl->value;
+ break;
+ case V4L2_CID_BLUE_BALANCE:
+ core->blue_bal = ctrl->value;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ set_balance(sd);
+
+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int mt9v011_g_register(struct v4l2_subdev *sd,
+ struct v4l2_dbg_register *reg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (!v4l2_chip_match_i2c_client(client, &reg->match))
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ reg->val = mt9v011_read(sd, reg->reg & 0xff);
+ reg->size = 2;
+
+ return 0;
+}
+
+static int mt9v011_s_register(struct v4l2_subdev *sd,
+ struct v4l2_dbg_register *reg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (!v4l2_chip_match_i2c_client(client, &reg->match))
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ mt9v011_write(sd, reg->reg & 0xff, reg->val & 0xffff);
+
+ return 0;
+}
+#endif
+
+static int mt9v011_g_chip_ident(struct v4l2_subdev *sd,
+ struct v4l2_dbg_chip_ident *chip)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_MT9V011,
+ MT9V011_VERSION);
+}
+
+static const struct v4l2_subdev_core_ops mt9v011_core_ops = {
+ .g_ctrl = mt9v011_g_ctrl,
+ .s_ctrl = mt9v011_s_ctrl,
+ .reset = mt9v011_reset,
+ .g_chip_ident = mt9v011_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .g_register = mt9v011_g_register,
+ .s_register = mt9v011_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_ops mt9v011_ops = {
+ .core = &mt9v011_core_ops,
+};
+
+
+/****************************************************************************
+ I2C Client & Driver
+ ****************************************************************************/
+
+static int mt9v011_probe(struct i2c_client *c,
+ const struct i2c_device_id *id)
+{
+ struct mt9v011 *core;
+ struct v4l2_subdev *sd;
+
+ /* Check if the adapter supports the needed features */
+ if (!i2c_check_functionality(c->adapter,
+ I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
+ return -EIO;
+
+ core = kzalloc(sizeof(struct mt9v011), GFP_KERNEL);
+ if (!core)
+ return -ENOMEM;
+
+ core->global_gain = 0x0024;
+
+ sd = &core->sd;
+ v4l2_i2c_subdev_init(sd, c, &mt9v011_ops);
+ v4l_info(c, "chip found @ 0x%02x (%s)\n",
+ c->addr << 1, c->adapter->name);
+
+ return 0;
+}
+
+static int mt9v011_remove(struct i2c_client *c)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(c);
+
+ v4l2_dbg(1, debug, sd,
+ "mt9v011.c: removing mt9v011 adapter on address 0x%x\n",
+ c->addr << 1);
+
+ v4l2_device_unregister_subdev(sd);
+ kfree(to_mt9v011(sd));
+ return 0;
+}
+
+/* ----------------------------------------------------------------------- */
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id mt9v011_id[] = {
+ { "mt9v011", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, mt9v011_id);
+
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+ .name = "mt9v011",
+ .probe = mt9v011_probe,
+ .remove = mt9v011_remove,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+ .legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
+#else
+ .id_table = mt9v011_id,
+#endif
+};
diff --git a/linux/drivers/media/video/mt9v011.h b/linux/drivers/media/video/mt9v011.h
new file mode 100644
index 000000000..9e443ee30
--- /dev/null
+++ b/linux/drivers/media/video/mt9v011.h
@@ -0,0 +1,35 @@
+/*
+ * mt9v011 -Micron 1/4-Inch VGA Digital Image Sensor
+ *
+ * Copyright (c) 2009 Mauro Carvalho Chehab (mchehab@redhat.com)
+ * This code is placed under the terms of the GNU General Public License v2
+ */
+
+#ifndef MT9V011_H_
+#define MT9V011_H_
+
+#define R00_MT9V011_CHIP_VERSION 0x00
+#define R01_MT9V011_ROWSTART 0x01
+#define R02_MT9V011_COLSTART 0x02
+#define R03_MT9V011_HEIGHT 0x03
+#define R04_MT9V011_WIDTH 0x04
+#define R05_MT9V011_HBLANK 0x05
+#define R06_MT9V011_VBLANK 0x06
+#define R07_MT9V011_OUT_CTRL 0x07
+#define R09_MT9V011_SHUTTER_WIDTH 0x09
+#define R0A_MT9V011_CLK_SPEED 0x0a
+#define R0B_MT9V011_RESTART 0x0b
+#define R0C_MT9V011_SHUTTER_DELAY 0x0c
+#define R0D_MT9V011_RESET 0x0d
+#define R1E_MT9V011_DIGITAL_ZOOM 0x1e
+#define R20_MT9V011_READ_MODE 0x20
+#define R2B_MT9V011_GREEN_1_GAIN 0x2b
+#define R2C_MT9V011_BLUE_GAIN 0x2c
+#define R2D_MT9V011_RED_GAIN 0x2d
+#define R2E_MT9V011_GREEN_2_GAIN 0x2e
+#define R35_MT9V011_GLOBAL_GAIN 0x35
+#define RF1_MT9V011_CHIP_ENABLE 0xf1
+
+#define MT9V011_VERSION 0x8243
+
+#endif
diff --git a/linux/drivers/media/video/pwc/pwc.h b/linux/drivers/media/video/pwc/pwc.h
index 3a89dca13..7a766eb35 100644
--- a/linux/drivers/media/video/pwc/pwc.h
+++ b/linux/drivers/media/video/pwc/pwc.h
@@ -137,12 +137,6 @@
#define DEVICE_USE_CODEC3(x) ((x)>=700)
#define DEVICE_USE_CODEC23(x) ((x)>=675)
-
-#ifndef V4L2_PIX_FMT_PWC1
-#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1')
-#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2')
-#endif
-
/* The following structures were based on cpia.h. Why reinvent the wheel? :-) */
struct pwc_iso_buf
{
diff --git a/linux/drivers/media/video/vivi.c b/linux/drivers/media/video/vivi.c
index fe39b7326..afd8e2a5a 100644
--- a/linux/drivers/media/video/vivi.c
+++ b/linux/drivers/media/video/vivi.c
@@ -346,6 +346,53 @@ static struct bar_std bars[] = {
#define TO_U(r, g, b) \
(((-9714 * r - 19070 * g + 28784 * b + 32768) >> 16) + 128)
+/* precalculate color bar values to speed up rendering */
+static void precalculate_bars(struct vivi_fh *fh)
+{
+ struct vivi_dev *dev = fh->dev;
+ unsigned char r, g, b;
+ int k, is_yuv;
+
+ fh->input = dev->input;
+
+ for (k = 0; k < 8; k++) {
+ r = bars[fh->input].bar[k][0];
+ g = bars[fh->input].bar[k][1];
+ b = bars[fh->input].bar[k][2];
+ is_yuv = 0;
+
+ switch (fh->fmt->fourcc) {
+ case V4L2_PIX_FMT_YUYV:
+ case V4L2_PIX_FMT_UYVY:
+ is_yuv = 1;
+ break;
+ case V4L2_PIX_FMT_RGB565:
+ case V4L2_PIX_FMT_RGB565X:
+ r >>= 3;
+ g >>= 2;
+ b >>= 3;
+ break;
+ case V4L2_PIX_FMT_RGB555:
+ case V4L2_PIX_FMT_RGB555X:
+ r >>= 3;
+ g >>= 3;
+ b >>= 3;
+ break;
+ }
+
+ if (is_yuv) {
+ fh->bars[k][0] = TO_Y(r, g, b); /* Luma */
+ fh->bars[k][1] = TO_U(r, g, b); /* Cb */
+ fh->bars[k][2] = TO_V(r, g, b); /* Cr */
+ } else {
+ fh->bars[k][0] = r;
+ fh->bars[k][1] = g;
+ fh->bars[k][2] = b;
+ }
+ }
+
+}
+
#define TSTAMP_MIN_Y 24
#define TSTAMP_MAX_Y (TSTAMP_MIN_Y + 15)
#define TSTAMP_INPUT_X 10
@@ -758,6 +805,8 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
buf->vb.height = fh->height;
buf->vb.field = field;
+ precalculate_bars(fh);
+
if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
rc = videobuf_iolock(vq, &buf->vb, NULL);
if (rc < 0)
@@ -896,53 +945,6 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
return 0;
}
-/* precalculate color bar values to speed up rendering */
-static void precalculate_bars(struct vivi_fh *fh)
-{
- struct vivi_dev *dev = fh->dev;
- unsigned char r, g, b;
- int k, is_yuv;
-
- fh->input = dev->input;
-
- for (k = 0; k < 8; k++) {
- r = bars[fh->input].bar[k][0];
- g = bars[fh->input].bar[k][1];
- b = bars[fh->input].bar[k][2];
- is_yuv = 0;
-
- switch (fh->fmt->fourcc) {
- case V4L2_PIX_FMT_YUYV:
- case V4L2_PIX_FMT_UYVY:
- is_yuv = 1;
- break;
- case V4L2_PIX_FMT_RGB565:
- case V4L2_PIX_FMT_RGB565X:
- r >>= 3;
- g >>= 2;
- b >>= 3;
- break;
- case V4L2_PIX_FMT_RGB555:
- case V4L2_PIX_FMT_RGB555X:
- r >>= 3;
- g >>= 3;
- b >>= 3;
- break;
- }
-
- if (is_yuv) {
- fh->bars[k][0] = TO_Y(r, g, b); /* Luma */
- fh->bars[k][1] = TO_U(r, g, b); /* Cb */
- fh->bars[k][2] = TO_V(r, g, b); /* Cr */
- } else {
- fh->bars[k][0] = r;
- fh->bars[k][1] = g;
- fh->bars[k][2] = b;
- }
- }
-
-}
-
/*FIXME: This seems to be generic enough to be at videodev2 */
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
@@ -968,8 +970,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
fh->vb_vidq.field = f->fmt.pix.field;
fh->type = f->type;
- precalculate_bars(fh);
-
ret = 0;
out:
mutex_unlock(&q->vb_lock);
@@ -1360,6 +1360,7 @@ static int __init vivi_create_instance(int inst)
goto unreg_dev;
*vfd = vivi_template;
+ vfd->debug = debug;
ret = video_register_device(vfd, VFL_TYPE_GRABBER, video_nr);
if (ret < 0)
diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h
index 699ea62a7..ee6458f74 100644
--- a/linux/include/linux/videodev2.h
+++ b/linux/include/linux/videodev2.h
@@ -275,7 +275,9 @@ struct v4l2_pix_format {
__u32 priv; /* private data, depends on pixelformat */
};
-/* Pixel format FOURCC depth Description */
+/* Pixel format FOURCC depth Description */
+
+/* RGB formats */
#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
@@ -286,12 +288,20 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
+
+/* Grey formats */
#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
+
+/* Palette formats */
#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
+
+/* Luminance+Chrominance formats */
#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
@@ -301,6 +311,10 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
+#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
+#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
+#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
+#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
/* two planes -- one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
@@ -308,23 +322,17 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
-/* The following formats are not defined in the V4L2 specification */
-#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
-#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
-#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
-#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
-#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
-
-/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
+/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
-/*
- * 10bit raw bayer, expanded to 16 bits
- * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
- */
-#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
-/* 10bit raw bayer DPCM compressed to 8 bits */
+#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
+ /* 10bit raw bayer DPCM compressed to 8 bits */
#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
+ /*
+ * 10bit raw bayer, expanded to 16 bits
+ * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
+ */
#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
/* compressed formats */
@@ -347,7 +355,6 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
-#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
diff --git a/linux/include/media/v4l2-chip-ident.h b/linux/include/media/v4l2-chip-ident.h
index 4d7e2272c..11a4a2d3e 100644
--- a/linux/include/media/v4l2-chip-ident.h
+++ b/linux/include/media/v4l2-chip-ident.h
@@ -155,6 +155,9 @@ enum {
/* module cafe_ccic, just ident 8801 */
V4L2_IDENT_CAFE = 8801,
+ /* module mt9v011, just ident 8243 */
+ V4L2_IDENT_MT9V011 = 8243,
+
/* module tw9910: just ident 9910 */
V4L2_IDENT_TW9910 = 9910,
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-10 21:18:34 +0000