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path: root/linux/drivers/media/video/em28xx
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Diffstat (limited to 'linux/drivers/media/video/em28xx')
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-cards.c579
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-core.c168
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-dvb.c2
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-reg.h18
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-video.c882
-rw-r--r--linux/drivers/media/video/em28xx/em28xx.h29
6 files changed, 948 insertions, 730 deletions
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index d38b3ba72..c5dd7a96c 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -38,6 +38,8 @@
#include "em28xx.h"
+#define DRIVER_NAME "em28xx"
+
static int tuner = -1;
module_param(tuner, int, 0444);
MODULE_PARM_DESC(tuner, "tuner type");
@@ -46,6 +48,13 @@ static unsigned int disable_ir;
module_param(disable_ir, int, 0444);
MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
+static unsigned int card[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
+module_param_array(card, int, NULL, 0444);
+MODULE_PARM_DESC(card, "card type");
+
+/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS */
+static unsigned long em28xx_devused;
+
struct em28xx_hash_table {
unsigned long hash;
unsigned int model;
@@ -114,17 +123,6 @@ static struct em28xx_reg_seq default_tuner_gpio[] = {
{ -1, -1, -1, -1},
};
-/* Pinnacle PCTV HD Mini (80e) GPIOs
- 0-5: not used
- 6: demod reset, active low
- 7: LED on, active high */
-static struct em28xx_reg_seq em2874_pinnacle_80e_digital[] = {
- {EM28XX_R06_I2C_CLK, 0x45, 0xff, 10}, /*400 KHz*/
- {EM2874_R80_GPIO, 0x80, 0xff, 100},/*Demod reset*/
- {EM2874_R80_GPIO, 0xc0, 0xff, 10},
- { -1, -1, -1, -1},
-};
-
/*
* Board definitions
*/
@@ -343,20 +341,6 @@ struct em28xx_board em28xx_boards[] = {
.amux = EM28XX_AMUX_LINE_IN,
} },
},
- [EM2820_BOARD_PINNACLE_DVC_100] = {
- .name = "Pinnacle Dazzle DVC 100",
- .decoder = EM28XX_SAA711X,
- .tuner_type = TUNER_ABSENT, /* Capture only device */
- .input = { {
- .type = EM28XX_VMUX_COMPOSITE1,
- .vmux = SAA7115_COMPOSITE0,
- .amux = EM28XX_AMUX_LINE_IN,
- }, {
- .type = EM28XX_VMUX_SVIDEO,
- .vmux = SAA7115_SVIDEO3,
- .amux = EM28XX_AMUX_LINE_IN,
- } },
- },
[EM2820_BOARD_VIDEOLOGY_20K14XUSB] = {
.name = "Videology 20K14XUSB USB2.0",
.valid = EM28XX_BOARD_NOT_VALIDATED,
@@ -687,6 +671,32 @@ struct em28xx_board em28xx_boards[] = {
.gpio = hauppauge_wintv_hvr_900_analog,
} },
},
+ [EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850] = {
+ .name = "Hauppauge WinTV HVR 850",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = ir_codes_hauppauge_new,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE1,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
[EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950] = {
.name = "Hauppauge WinTV HVR 950",
.tuner_type = TUNER_XC2028,
@@ -949,8 +959,30 @@ struct em28xx_board em28xx_boards[] = {
.amux = EM28XX_AMUX_LINE_IN,
} },
},
+ [EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2] = {
+ .name = "Pixelview PlayTV Box 4 USB 2.0",
+ .tda9887_conf = TDA9887_PRESENT,
+ .tuner_type = TUNER_YMEC_TVF_5533MF,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ .aout = EM28XX_AOUT_MONO | /* I2S */
+ EM28XX_AOUT_MASTER, /* Line out pin */
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE1,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
[EM2820_BOARD_PROLINK_PLAYTV_USB2] = {
.name = "Pixelview Prolink PlayTV USB 2.0",
+ .has_snapshot_button = 1,
.tda9887_conf = TDA9887_PRESENT,
.tuner_type = TUNER_YMEC_TVF_5533MF,
.decoder = EM28XX_SAA711X,
@@ -1212,19 +1244,17 @@ struct em28xx_board em28xx_boards[] = {
},
[EM2883_BOARD_KWORLD_HYBRID_A316] = {
.name = "Kworld PlusTV HD Hybrid 330",
- .valid = EM28XX_BOARD_NOT_VALIDATED,
.tuner_type = TUNER_XC2028,
.tuner_gpio = default_tuner_gpio,
.decoder = EM28XX_TVP5150,
-#if 0 /* FIXME: add an entry at em28xx-dvb */
+ .mts_firmware = 1,
.has_dvb = 1,
- .dvb_gpio = hauppauge_wintv_hvr_900_digital,
-#endif
+ .dvb_gpio = default_digital,
.input = { {
.type = EM28XX_VMUX_TELEVISION,
.vmux = TVP5150_COMPOSITE0,
.amux = EM28XX_AMUX_VIDEO,
- .gpio = hauppauge_wintv_hvr_900_analog,
+ .gpio = default_analog,
}, {
.type = EM28XX_VMUX_COMPOSITE1,
.vmux = TVP5150_COMPOSITE1,
@@ -1252,27 +1282,6 @@ struct em28xx_board em28xx_boards[] = {
.amux = EM28XX_AMUX_LINE_IN,
} },
},
-
- /* em2874 tuners are DVB only */
-
- [EM2874_BOARD_PINNACLE_PCTV_80E] = {
- .name = "Pinnacle PCTV HD Mini",
- .tuner_type = TUNER_ABSENT,
- .has_dvb = 1,
- .dvb_gpio = em2874_pinnacle_80e_digital,
- .ir_codes = ir_codes_pinnacle_pctv_hd,
- .decoder = EM28XX_NODECODER,
- .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
- EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_FREQ_400_KHZ,
-#ifdef DJH_DEBUG
- .input = { {
- .type = EM28XX_VMUX_TELEVISION,
- .vmux = TVP5150_COMPOSITE0,
- .amux = EM28XX_AMUX_LINE_IN,
- } },
-#endif
- },
};
const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
@@ -1287,7 +1296,7 @@ struct usb_device_id em28xx_id_table [] = {
{ USB_DEVICE(0xeb1a, 0x2820),
.driver_info = EM2820_BOARD_UNKNOWN },
{ USB_DEVICE(0xeb1a, 0x2821),
- .driver_info = EM2820_BOARD_PROLINK_PLAYTV_USB2 },
+ .driver_info = EM2820_BOARD_UNKNOWN },
{ USB_DEVICE(0xeb1a, 0x2860),
.driver_info = EM2820_BOARD_UNKNOWN },
{ USB_DEVICE(0xeb1a, 0x2861),
@@ -1354,8 +1363,8 @@ struct usb_device_id em28xx_id_table [] = {
.driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
{ USB_DEVICE(0x2040, 0x651b), /* RP HVR-950 */
.driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
- { USB_DEVICE(0x2040, 0x651f), /* HCW HVR-850 */
- .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
+ { USB_DEVICE(0x2040, 0x651f),
+ .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 },
{ USB_DEVICE(0x0438, 0xb002),
.driver_info = EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 },
{ USB_DEVICE(0x2001, 0xf112),
@@ -1370,8 +1379,6 @@ struct usb_device_id em28xx_id_table [] = {
.driver_info = EM2882_BOARD_PINNACLE_HYBRID_PRO },
{ USB_DEVICE(0x2304, 0x0227),
.driver_info = EM2880_BOARD_PINNACLE_PCTV_HD_PRO },
- { USB_DEVICE(0x2304, 0x023f),
- .driver_info = EM2874_BOARD_PINNACLE_PCTV_80E },
{ USB_DEVICE(0x0413, 0x6023),
.driver_info = EM2800_BOARD_LEADTEK_WINFAST_USBII },
{ USB_DEVICE(0x093b, 0xa005),
@@ -1386,6 +1393,7 @@ MODULE_DEVICE_TABLE(usb, em28xx_id_table);
static struct em28xx_hash_table em28xx_eeprom_hash [] = {
/* P/N: SA 60002070465 Tuner: TVF7533-MF */
{0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
+ {0x72cc5a8b, EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2, TUNER_YMEC_TVF_5533MF},
{0x966a0441, EM2880_BOARD_KWORLD_DVB_310U, TUNER_XC2028},
};
@@ -1416,6 +1424,17 @@ EXPORT_SYMBOL_GPL(em28xx_tuner_callback);
static void inline em28xx_set_model(struct em28xx *dev)
{
memcpy(&dev->board, &em28xx_boards[dev->model], sizeof(dev->board));
+
+ /* Those are the default values for the majority of boards
+ Use those values if not specified otherwise at boards entry
+ */
+ if (!dev->board.xclk)
+ dev->board.xclk = EM28XX_XCLK_IR_RC5_MODE |
+ EM28XX_XCLK_FREQUENCY_12MHZ;
+
+ if (!dev->board.i2c_speed)
+ dev->board.i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ;
}
/* Since em28xx_pre_card_setup() requires a proper dev->model,
@@ -1454,6 +1473,10 @@ void em28xx_pre_card_setup(struct em28xx *dev)
case CHIP_ID_EM2860:
em28xx_info("chip ID is em2860\n");
break;
+ case CHIP_ID_EM2870:
+ em28xx_info("chip ID is em2870\n");
+ dev->wait_after_write = 0;
+ break;
case CHIP_ID_EM2874:
em28xx_info("chip ID is em2874\n");
dev->reg_gpio_num = EM2874_R80_GPIO;
@@ -1473,17 +1496,8 @@ void em28xx_pre_card_setup(struct em28xx *dev)
if (rc >= 0)
dev->reg_gpo = rc;
- /* Those are the default values for the majority of boards
- Use those values if not specified otherwise at boards entry
- */
- if (!dev->board.xclk)
- dev->board.xclk = EM28XX_XCLK_IR_RC5_MODE |
- EM28XX_XCLK_FREQUENCY_12MHZ;
-
- if (!dev->board.i2c_speed)
- dev->board.i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
- EM28XX_I2C_FREQ_100_KHZ;
-
+ /* Set the initial XCLK and I2C clock values based on the board
+ definition */
em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk & 0x7f);
em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, dev->board.i2c_speed);
msleep(50);
@@ -1575,6 +1589,7 @@ static void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl)
ctl->demod = XC3028_FE_DEFAULT;
ctl->fname = XC3028L_DEFAULT_FIRMWARE;
break;
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
/* FIXME: Better to specify the needed IF */
@@ -1759,6 +1774,7 @@ void em28xx_card_setup(struct em28xx *dev)
case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
{
struct tveeprom tv;
@@ -1840,3 +1856,432 @@ void em28xx_card_setup(struct em28xx *dev)
em28xx_ir_init(dev);
}
+
+#if defined(CONFIG_MODULES) && defined(MODULE)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+static void request_module_async(void *ptr)
+{
+ struct em28xx *dev = (struct em28xx *)ptr;
+#else
+static void request_module_async(struct work_struct *work)
+{
+ struct em28xx *dev = container_of(work,
+ struct em28xx, request_module_wk);
+#endif
+
+ if (dev->has_audio_class)
+ request_module("snd-usb-audio");
+ else if (dev->has_alsa_audio)
+ request_module("em28xx-alsa");
+
+ if (dev->board.has_dvb)
+ request_module("em28xx-dvb");
+}
+
+static void request_modules(struct em28xx *dev)
+{
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+ INIT_WORK(&dev->request_module_wk, request_module_async,
+ (void *)dev);
+#else
+ INIT_WORK(&dev->request_module_wk, request_module_async);
+#endif
+ schedule_work(&dev->request_module_wk);
+}
+#else
+#define request_modules(dev)
+#endif /* CONFIG_MODULES */
+
+/*
+ * em28xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void em28xx_release_resources(struct em28xx *dev)
+{
+ if (dev->sbutton_input_dev)
+ em28xx_deregister_snapshot_button(dev);
+
+ if (dev->ir)
+ em28xx_ir_fini(dev);
+
+ /*FIXME: I2C IR should be disconnected */
+
+ em28xx_release_analog_resources(dev);
+
+ em28xx_remove_from_devlist(dev);
+
+ em28xx_i2c_unregister(dev);
+ usb_put_dev(dev->udev);
+
+ /* Mark device as unused */
+ em28xx_devused &= ~(1 << dev->devno);
+};
+
+/*
+ * em28xx_init_dev()
+ * allocates and inits the device structs, registers i2c bus and v4l device
+ */
+int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
+ int minor)
+{
+ struct em28xx *dev = *devhandle;
+ int retval = -ENOMEM;
+ int errCode;
+
+ dev->udev = udev;
+ mutex_init(&dev->ctrl_urb_lock);
+ spin_lock_init(&dev->slock);
+ init_waitqueue_head(&dev->open);
+ init_waitqueue_head(&dev->wait_frame);
+ init_waitqueue_head(&dev->wait_stream);
+
+ dev->em28xx_write_regs = em28xx_write_regs;
+ dev->em28xx_read_reg = em28xx_read_reg;
+ dev->em28xx_read_reg_req_len = em28xx_read_reg_req_len;
+ dev->em28xx_write_regs_req = em28xx_write_regs_req;
+ dev->em28xx_read_reg_req = em28xx_read_reg_req;
+ dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
+
+ em28xx_pre_card_setup(dev);
+
+ if (!dev->board.is_em2800) {
+ /* Sets I2C speed to 100 KHz */
+ retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+ if (retval < 0) {
+ em28xx_errdev("%s: em28xx_write_regs_req failed!"
+ " retval [%d]\n",
+ __func__, retval);
+ return retval;
+ }
+ }
+
+ /* register i2c bus */
+ errCode = em28xx_i2c_register(dev);
+ if (errCode < 0) {
+ em28xx_errdev("%s: em28xx_i2c_register - errCode [%d]!\n",
+ __func__, errCode);
+ return errCode;
+ }
+
+ /* Do board specific init and eeprom reading */
+ em28xx_card_setup(dev);
+
+ /* Configure audio */
+ errCode = em28xx_audio_setup(dev);
+ if (errCode < 0) {
+ em28xx_errdev("%s: Error while setting audio - errCode [%d]!\n",
+ __func__, errCode);
+ }
+
+ /* wake i2c devices */
+ em28xx_wake_i2c(dev);
+
+ /* init video dma queues */
+ INIT_LIST_HEAD(&dev->vidq.active);
+ INIT_LIST_HEAD(&dev->vidq.queued);
+
+#if 0
+ video_set_drvdata(dev->vbi_dev, dev);
+#endif
+
+ if (dev->board.has_msp34xx) {
+ /* Send a reset to other chips via gpio */
+ errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
+ if (errCode < 0) {
+ em28xx_errdev("%s: em28xx_write_regs_req - "
+ "msp34xx(1) failed! errCode [%d]\n",
+ __func__, errCode);
+ return errCode;
+ }
+ msleep(3);
+
+ errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
+ if (errCode < 0) {
+ em28xx_errdev("%s: em28xx_write_regs_req - "
+ "msp34xx(2) failed! errCode [%d]\n",
+ __func__, errCode);
+ return errCode;
+ }
+ msleep(3);
+ }
+
+ em28xx_add_into_devlist(dev);
+
+ retval = em28xx_register_analog_devices(dev);
+ if (retval < 0) {
+ em28xx_release_resources(dev);
+ goto fail_reg_devices;
+ }
+
+ em28xx_init_extension(dev);
+
+ /* Save some power by putting tuner to sleep */
+ em28xx_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
+
+ return 0;
+
+fail_reg_devices:
+ return retval;
+}
+
+/*
+ * em28xx_usb_probe()
+ * checks for supported devices
+ */
+static int em28xx_usb_probe(struct usb_interface *interface,
+ const struct usb_device_id *id)
+{
+ const struct usb_endpoint_descriptor *endpoint;
+ struct usb_device *udev;
+ struct usb_interface *uif;
+ struct em28xx *dev = NULL;
+ int retval = -ENODEV;
+ int i, nr, ifnum, isoc_pipe;
+ char *speed;
+ char descr[255] = "";
+
+ udev = usb_get_dev(interface_to_usbdev(interface));
+ ifnum = interface->altsetting[0].desc.bInterfaceNumber;
+
+ /* Check to see next free device and mark as used */
+ nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS);
+ em28xx_devused |= 1<<nr;
+
+ /* Don't register audio interfaces */
+ if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+ em28xx_err(DRIVER_NAME " audio device (%04x:%04x): "
+ "interface %i, class %i\n",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ interface->altsetting[0].desc.bInterfaceClass);
+
+ em28xx_devused &= ~(1<<nr);
+ return -ENODEV;
+ }
+
+ endpoint = &interface->cur_altsetting->endpoint[0].desc;
+
+ /* check if the device has the iso in endpoint at the correct place */
+ if (usb_endpoint_xfer_isoc(endpoint)
+ &&
+ (interface->altsetting[1].endpoint[0].desc.wMaxPacketSize == 940)) {
+ /* It's a newer em2874/em2875 device */
+ isoc_pipe = 0;
+ } else {
+ int check_interface = 1;
+ isoc_pipe = 1;
+ endpoint = &interface->cur_altsetting->endpoint[1].desc;
+ if (usb_endpoint_type(endpoint) !=
+ USB_ENDPOINT_XFER_ISOC)
+ check_interface = 0;
+
+ if (usb_endpoint_dir_out(endpoint))
+ check_interface = 0;
+
+ if (!check_interface) {
+ em28xx_err(DRIVER_NAME " video device (%04x:%04x): "
+ "interface %i, class %i found.\n",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ interface->altsetting[0].desc.bInterfaceClass);
+
+ em28xx_err(DRIVER_NAME " This is an anciliary "
+ "interface not used by the driver\n");
+
+ em28xx_devused &= ~(1<<nr);
+ return -ENODEV;
+ }
+ }
+
+ switch (udev->speed) {
+ case USB_SPEED_LOW:
+ speed = "1.5";
+ break;
+ case USB_SPEED_UNKNOWN:
+ case USB_SPEED_FULL:
+ speed = "12";
+ break;
+ case USB_SPEED_HIGH:
+ speed = "480";
+ break;
+ default:
+ speed = "unknown";
+ }
+
+ if (udev->manufacturer)
+ strlcpy(descr, udev->manufacturer, sizeof(descr));
+
+ if (udev->product) {
+ if (*descr)
+ strlcat(descr, " ", sizeof(descr));
+ strlcat(descr, udev->product, sizeof(descr));
+ }
+ if (*descr)
+ strlcat(descr, " ", sizeof(descr));
+
+ printk(DRIVER_NAME ": New device %s@ %s Mbps "
+ "(%04x:%04x, interface %d, class %d)\n",
+ descr,
+ speed,
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ interface->altsetting->desc.bInterfaceNumber);
+
+ if (nr >= EM28XX_MAXBOARDS) {
+ printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",
+ EM28XX_MAXBOARDS);
+ em28xx_devused &= ~(1<<nr);
+ return -ENOMEM;
+ }
+
+ /* allocate memory for our device state and initialize it */
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (dev == NULL) {
+ em28xx_err(DRIVER_NAME ": out of memory!\n");
+ em28xx_devused &= ~(1<<nr);
+ return -ENOMEM;
+ }
+
+ snprintf(dev->name, 29, "em28xx #%d", nr);
+ dev->devno = nr;
+ dev->model = id->driver_info;
+ dev->alt = -1;
+
+ /* Checks if audio is provided by some interface */
+ for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
+ uif = udev->config->interface[i];
+ if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+ dev->has_audio_class = 1;
+ break;
+ }
+ }
+
+ /* compute alternate max packet sizes */
+ uif = udev->actconfig->interface[0];
+
+ dev->num_alt = uif->num_altsetting;
+ dev->alt_max_pkt_size = kmalloc(32 * dev->num_alt, GFP_KERNEL);
+
+ if (dev->alt_max_pkt_size == NULL) {
+ em28xx_errdev("out of memory!\n");
+ em28xx_devused &= ~(1<<nr);
+ kfree(dev);
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < dev->num_alt ; i++) {
+ u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.wMaxPacketSize);
+ dev->alt_max_pkt_size[i] =
+ (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+ }
+
+ if ((card[nr] >= 0) && (card[nr] < em28xx_bcount))
+ dev->model = card[nr];
+
+ /* allocate device struct */
+ mutex_init(&dev->lock);
+ mutex_lock(&dev->lock);
+ retval = em28xx_init_dev(&dev, udev, nr);
+ if (retval) {
+ em28xx_devused &= ~(1<<dev->devno);
+ kfree(dev);
+
+ return retval;
+ }
+
+ /* save our data pointer in this interface device */
+ usb_set_intfdata(interface, dev);
+
+ request_modules(dev);
+
+ /* Should be the last thing to do, to avoid newer udev's to
+ open the device before fully initializing it
+ */
+ mutex_unlock(&dev->lock);
+
+ return 0;
+}
+
+/*
+ * em28xx_usb_disconnect()
+ * called when the device gets diconencted
+ * video device will be unregistered on v4l2_close in case it is still open
+ */
+static void em28xx_usb_disconnect(struct usb_interface *interface)
+{
+ struct em28xx *dev;
+
+ dev = usb_get_intfdata(interface);
+ usb_set_intfdata(interface, NULL);
+
+ if (!dev)
+ return;
+
+ em28xx_info("disconnecting %s\n", dev->vdev->name);
+
+ /* wait until all current v4l2 io is finished then deallocate
+ resources */
+ mutex_lock(&dev->lock);
+
+ wake_up_interruptible_all(&dev->open);
+
+ if (dev->users) {
+ em28xx_warn
+ ("device /dev/video%d is open! Deregistration and memory "
+ "deallocation are deferred on close.\n",
+ dev->vdev->num);
+
+ dev->state |= DEV_MISCONFIGURED;
+ em28xx_uninit_isoc(dev);
+ dev->state |= DEV_DISCONNECTED;
+ wake_up_interruptible(&dev->wait_frame);
+ wake_up_interruptible(&dev->wait_stream);
+ } else {
+ dev->state |= DEV_DISCONNECTED;
+ em28xx_release_resources(dev);
+ }
+
+ em28xx_close_extension(dev);
+
+ mutex_unlock(&dev->lock);
+
+ if (!dev->users) {
+ kfree(dev->alt_max_pkt_size);
+ kfree(dev);
+ }
+}
+
+static struct usb_driver em28xx_usb_driver = {
+ .name = "em28xx",
+ .probe = em28xx_usb_probe,
+ .disconnect = em28xx_usb_disconnect,
+ .id_table = em28xx_id_table,
+};
+
+static int __init em28xx_module_init(void)
+{
+ int result;
+
+ /* register this driver with the USB subsystem */
+ result = usb_register(&em28xx_usb_driver);
+ if (result)
+ em28xx_err(DRIVER_NAME
+ " usb_register failed. Error number %d.\n", result);
+
+ printk(KERN_INFO DRIVER_NAME " driver loaded\n");
+
+ return result;
+}
+
+static void __exit em28xx_module_exit(void)
+{
+ /* deregister this driver with the USB subsystem */
+ usb_deregister(&em28xx_usb_driver);
+}
+
+module_init(em28xx_module_init);
+module_exit(em28xx_module_exit);
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index f62b05eae..1da986118 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -26,6 +26,7 @@
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/vmalloc.h>
+#include <media/v4l2-common.h>
#include "em28xx.h"
@@ -259,7 +260,7 @@ static int em28xx_is_ac97_ready(struct em28xx *dev)
* em28xx_read_ac97()
* write a 16 bit value to the specified AC97 address (LSB first!)
*/
-static int em28xx_read_ac97(struct em28xx *dev, u8 reg)
+int em28xx_read_ac97(struct em28xx *dev, u8 reg)
{
int ret;
u8 addr = (reg & 0x7f) | 0x80;
@@ -285,7 +286,7 @@ static int em28xx_read_ac97(struct em28xx *dev, u8 reg)
* em28xx_write_ac97()
* write a 16 bit value to the specified AC97 address (LSB first!)
*/
-static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val)
+int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val)
{
int ret;
u8 addr = reg & 0x7f;
@@ -464,7 +465,7 @@ int em28xx_audio_setup(struct em28xx *dev)
int vid1, vid2, feat, cfg;
u32 vid;
- if (dev->chip_id == CHIP_ID_EM2874) {
+ if (dev->chip_id == CHIP_ID_EM2870 || dev->chip_id == CHIP_ID_EM2874) {
/* Digital only device - don't load any alsa module */
dev->audio_mode.has_audio = 0;
dev->has_audio_class = 0;
@@ -496,7 +497,8 @@ int em28xx_audio_setup(struct em28xx *dev)
dev->audio_mode.i2s_5rates = 1;
}
- if (!(cfg & EM28XX_CHIPCFG_AC97)) {
+ if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) != EM28XX_CHIPCFG_AC97) {
+ /* Skip the code that does AC97 vendor detection */
dev->audio_mode.ac97 = EM28XX_NO_AC97;
goto init_audio;
}
@@ -621,10 +623,19 @@ int em28xx_capture_start(struct em28xx *dev, int start)
return rc;
}
-int em28xx_outfmt_set_yuv422(struct em28xx *dev)
+int em28xx_set_outfmt(struct em28xx *dev)
{
- em28xx_write_reg(dev, EM28XX_R27_OUTFMT, 0x34);
- em28xx_write_reg(dev, EM28XX_R10_VINMODE, 0x10);
+ int ret;
+
+ ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT,
+ dev->format->reg | 0x20, 0x3f);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, 0x10);
+ if (ret < 0)
+ return ret;
+
return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x11);
}
@@ -686,7 +697,7 @@ int em28xx_resolution_set(struct em28xx *dev)
width = norm_maxw(dev);
height = norm_maxh(dev) >> 1;
- em28xx_outfmt_set_yuv422(dev);
+ 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);
@@ -974,3 +985,144 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
return 0;
}
EXPORT_SYMBOL_GPL(em28xx_init_isoc);
+
+/*
+ * em28xx_wake_i2c()
+ * configure i2c attached devices
+ */
+void em28xx_wake_i2c(struct em28xx *dev)
+{
+ struct v4l2_routing route;
+ int zero = 0;
+
+ route.input = INPUT(dev->ctl_input)->vmux;
+ route.output = 0;
+ em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, &zero);
+ em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
+ em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
+}
+
+/*
+ * Device control list
+ */
+
+static LIST_HEAD(em28xx_devlist);
+static DEFINE_MUTEX(em28xx_devlist_mutex);
+
+struct em28xx *em28xx_get_device(int minor,
+ enum v4l2_buf_type *fh_type,
+ int *has_radio)
+{
+ struct em28xx *h, *dev = NULL;
+
+ *fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ *has_radio = 0;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(h, &em28xx_devlist, devlist) {
+ if (h->vdev->minor == minor)
+ dev = h;
+ if (h->vbi_dev->minor == minor) {
+ dev = h;
+ *fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ }
+ if (h->radio_dev &&
+ h->radio_dev->minor == minor) {
+ dev = h;
+ *has_radio = 1;
+ }
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+
+ return dev;
+}
+
+/*
+ * em28xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void em28xx_remove_from_devlist(struct em28xx *dev)
+{
+ mutex_lock(&em28xx_devlist_mutex);
+ list_del(&dev->devlist);
+ mutex_unlock(&em28xx_devlist_mutex);
+};
+
+void em28xx_add_into_devlist(struct em28xx *dev)
+{
+ mutex_lock(&em28xx_devlist_mutex);
+ list_add_tail(&dev->devlist, &em28xx_devlist);
+ mutex_unlock(&em28xx_devlist_mutex);
+};
+
+/*
+ * Extension interface
+ */
+
+static LIST_HEAD(em28xx_extension_devlist);
+static DEFINE_MUTEX(em28xx_extension_devlist_lock);
+
+int em28xx_register_extension(struct em28xx_ops *ops)
+{
+ struct em28xx *dev = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ mutex_lock(&em28xx_extension_devlist_lock);
+ list_add_tail(&ops->next, &em28xx_extension_devlist);
+ list_for_each_entry(dev, &em28xx_devlist, devlist) {
+ if (dev)
+ ops->init(dev);
+ }
+ printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
+ mutex_unlock(&em28xx_extension_devlist_lock);
+ mutex_unlock(&em28xx_devlist_mutex);
+ return 0;
+}
+EXPORT_SYMBOL(em28xx_register_extension);
+
+void em28xx_unregister_extension(struct em28xx_ops *ops)
+{
+ struct em28xx *dev = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(dev, &em28xx_devlist, devlist) {
+ if (dev)
+ ops->fini(dev);
+ }
+
+ mutex_lock(&em28xx_extension_devlist_lock);
+ printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);
+ list_del(&ops->next);
+ mutex_unlock(&em28xx_extension_devlist_lock);
+ mutex_unlock(&em28xx_devlist_mutex);
+}
+EXPORT_SYMBOL(em28xx_unregister_extension);
+
+void em28xx_init_extension(struct em28xx *dev)
+{
+ struct em28xx_ops *ops = NULL;
+
+ mutex_lock(&em28xx_extension_devlist_lock);
+ if (!list_empty(&em28xx_extension_devlist)) {
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->init)
+ ops->init(dev);
+ }
+ }
+ mutex_unlock(&em28xx_extension_devlist_lock);
+}
+
+void em28xx_close_extension(struct em28xx *dev)
+{
+ struct em28xx_ops *ops = NULL;
+
+ mutex_lock(&em28xx_extension_devlist_lock);
+ if (!list_empty(&em28xx_extension_devlist)) {
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->fini)
+ ops->fini(dev);
+ }
+ }
+ mutex_unlock(&em28xx_extension_devlist_lock);
+}
diff --git a/linux/drivers/media/video/em28xx/em28xx-dvb.c b/linux/drivers/media/video/em28xx/em28xx-dvb.c
index a06659f28..8d3ed7dc8 100644
--- a/linux/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/linux/drivers/media/video/em28xx/em28xx-dvb.c
@@ -410,8 +410,10 @@ static int dvb_init(struct em28xx *dev)
em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
/* init frontend */
switch (dev->model) {
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
+ case EM2883_BOARD_KWORLD_HYBRID_A316:
case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
dvb->frontend = dvb_attach(lgdt330x_attach,
&em2880_lgdt3303_dev,
diff --git a/linux/drivers/media/video/em28xx/em28xx-reg.h b/linux/drivers/media/video/em28xx/em28xx-reg.h
index 45d588c3a..65dcb91bd 100644
--- a/linux/drivers/media/video/em28xx/em28xx-reg.h
+++ b/linux/drivers/media/video/em28xx/em28xx-reg.h
@@ -22,8 +22,8 @@
/* em28xx Chip Configuration 0x00 */
#define EM28XX_CHIPCFG_VENDOR_AUDIO 0x80
#define EM28XX_CHIPCFG_I2S_VOLUME_CAPABLE 0x40
-#define EM28XX_CHIPCFG_I2S_3_SAMPRATES 0x30
-#define EM28XX_CHIPCFG_I2S_5_SAMPRATES 0x20
+#define EM28XX_CHIPCFG_I2S_5_SAMPRATES 0x30
+#define EM28XX_CHIPCFG_I2S_3_SAMPRATES 0x20
#define EM28XX_CHIPCFG_AC97 0x10
#define EM28XX_CHIPCFG_AUDIOMASK 0x30
@@ -97,6 +97,19 @@
#define EM28XX_R26_COMPR 0x26
#define EM28XX_R27_OUTFMT 0x27
+/* em28xx Output Format Register (0x27) */
+#define EM28XX_OUTFMT_RGB_8_RGRG 0x00
+#define EM28XX_OUTFMT_RGB_8_GRGR 0x01
+#define EM28XX_OUTFMT_RGB_8_GBGB 0x02
+#define EM28XX_OUTFMT_RGB_8_BGBG 0x03
+#define EM28XX_OUTFMT_RGB_16_656 0x04
+#define EM28XX_OUTFMT_RGB_8_BAYER 0x08 /* Pattern in Reg 0x10[1-0] */
+#define EM28XX_OUTFMT_YUV211 0x10
+#define EM28XX_OUTFMT_YUV422_Y0UY1V 0x14
+#define EM28XX_OUTFMT_YUV422_Y1UY0V 0x15
+#define EM28XX_OUTFMT_YUV411 0x18
+
+
#define EM28XX_R28_XMIN 0x28
#define EM28XX_R29_XMAX 0x29
#define EM28XX_R2A_YMIN 0x2a
@@ -151,6 +164,7 @@ enum em28xx_chip_id {
CHIP_ID_EM2840 = 20,
CHIP_ID_EM2750 = 33,
CHIP_ID_EM2860 = 34,
+ CHIP_ID_EM2870 = 35,
CHIP_ID_EM2883 = 36,
CHIP_ID_EM2874 = 65,
};
diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c
index 00d49c45f..eb3a87e0a 100644
--- a/linux/drivers/media/video/em28xx/em28xx-video.c
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c
@@ -39,6 +39,7 @@
#include "em28xx.h"
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-chip-ident.h>
#include <media/msp3400.h>
#include <media/tuner.h>
@@ -47,9 +48,8 @@
"Mauro Carvalho Chehab <mchehab@infradead.org>, " \
"Sascha Sommer <saschasommer@freenet.de>"
-#define DRIVER_NAME "em28xx"
#define DRIVER_DESC "Empia em28xx based USB video device driver"
-#define EM28XX_VERSION_CODE KERNEL_VERSION(0, 1, 0)
+#define EM28XX_VERSION_CODE KERNEL_VERSION(0, 1, 1)
#define em28xx_videodbg(fmt, arg...) do {\
if (video_debug) \
@@ -72,19 +72,13 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-static LIST_HEAD(em28xx_devlist);
-static DEFINE_MUTEX(em28xx_devlist_mutex);
-
-static unsigned int card[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
static unsigned int video_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
static unsigned int vbi_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
static unsigned int radio_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
-module_param_array(card, int, NULL, 0444);
module_param_array(video_nr, int, NULL, 0444);
module_param_array(vbi_nr, int, NULL, 0444);
module_param_array(radio_nr, int, NULL, 0444);
-MODULE_PARM_DESC(card, "card type");
MODULE_PARM_DESC(video_nr, "video device numbers");
MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
MODULE_PARM_DESC(radio_nr, "radio device numbers");
@@ -93,8 +87,15 @@ static unsigned int video_debug;
module_param(video_debug, int, 0644);
MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
-/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS */
-static unsigned long em28xx_devused;
+/* supported video standards */
+static struct em28xx_fmt format[] = {
+ {
+ .name = "16bpp YUY2, 4:2:2, packed",
+ .fourcc = V4L2_PIX_FMT_YUYV,
+ .depth = 16,
+ .reg = EM28XX_OUTFMT_YUV422_Y0UY1V,
+ },
+};
/* supported controls */
/* Common to all boards */
@@ -120,8 +121,6 @@ static struct v4l2_queryctrl em28xx_qctrl[] = {
}
};
-static struct usb_driver em28xx_usb_driver;
-
/* ------------------------------------------------------------------
DMA and thread functions
------------------------------------------------------------------*/
@@ -390,16 +389,18 @@ buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
struct em28xx *dev = fh->dev;
struct v4l2_frequency f;
- *size = 16 * fh->dev->width * fh->dev->height >> 3;
+ *size = (fh->dev->width * fh->dev->height * dev->format->depth + 7) >> 3;
+
if (0 == *count)
*count = EM28XX_DEF_BUF;
if (*count < EM28XX_MIN_BUF)
*count = EM28XX_MIN_BUF;
- /* Ask tuner to go to analog mode */
+ /* Ask tuner to go to analog or radio mode */
memset(&f, 0, sizeof(f));
f.frequency = dev->ctl_freq;
+ f.type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, &f);
@@ -442,9 +443,7 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
struct em28xx *dev = fh->dev;
int rc = 0, urb_init = 0;
- /* FIXME: It assumes depth = 16 */
- /* The only currently supported format is 16 bits/pixel */
- buf->vb.size = 16 * dev->width * dev->height >> 3;
+ buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth + 7) >> 3;
if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
return -EINVAL;
@@ -512,57 +511,6 @@ static struct videobuf_queue_ops em28xx_video_qops = {
/********************* v4l2 interface **************************************/
-/*
- * em28xx_config()
- * inits registers with sane defaults
- */
-static int em28xx_config(struct em28xx *dev)
-{
- int retval;
-
- /* Sets I2C speed to 100 KHz */
- if (!dev->board.is_em2800) {
- retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
- if (retval < 0) {
- em28xx_errdev("%s: em28xx_write_regs_req failed! retval [%d]\n",
- __func__, retval);
- return retval;
- }
- }
-
-#if 1
- /* enable vbi capturing */
-
-/* em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
-/* em28xx_write_reg(dev, EM28XX_R0F_XCLK, 0x80); clk register */
- em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
-#endif
-
- dev->mute = 1; /* maybe not the right place... */
- dev->volume = 0x1f;
-
- em28xx_outfmt_set_yuv422(dev);
- em28xx_colorlevels_set_default(dev);
- em28xx_compression_disable(dev);
-
- return 0;
-}
-
-/*
- * em28xx_config_i2c()
- * configure i2c attached devices
- */
-static void em28xx_config_i2c(struct em28xx *dev)
-{
- struct v4l2_routing route;
-
- route.input = INPUT(dev->ctl_input)->vmux;
- route.output = 0;
- em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, NULL);
- em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
- em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
-}
-
static void video_mux(struct em28xx *dev, int index)
{
struct v4l2_routing route;
@@ -604,12 +552,10 @@ static int res_get(struct em28xx_fh *fh)
return rc;
if (dev->stream_on)
- return -EINVAL;
+ return -EBUSY;
- mutex_lock(&dev->lock);
dev->stream_on = 1;
fh->stream_on = 1;
- mutex_unlock(&dev->lock);
return rc;
}
@@ -622,10 +568,8 @@ static void res_free(struct em28xx_fh *fh)
{
struct em28xx *dev = fh->dev;
- mutex_lock(&dev->lock);
fh->stream_on = 0;
dev->stream_on = 0;
- mutex_unlock(&dev->lock);
}
/*
@@ -712,8 +656,8 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.width = dev->width;
f->fmt.pix.height = dev->height;
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
- f->fmt.pix.bytesperline = dev->width * 2;
+ f->fmt.pix.pixelformat = dev->format->fourcc;
+ f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
@@ -725,6 +669,17 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
return 0;
}
+static struct em28xx_fmt *format_by_fourcc(unsigned int fourcc)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(format); i++)
+ if (format[i].fourcc == fourcc)
+ return &format[i];
+
+ return NULL;
+}
+
static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
@@ -735,23 +690,29 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
unsigned int maxw = norm_maxw(dev);
unsigned int maxh = norm_maxh(dev);
unsigned int hscale, vscale;
+ struct em28xx_fmt *fmt;
+
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ if (!fmt) {
+ em28xx_videodbg("Fourcc format (%08x) invalid.\n",
+ f->fmt.pix.pixelformat);
+ return -EINVAL;
+ }
/* width must even because of the YUYV format
height must be even because of interlacing */
height &= 0xfffe;
- width &= 0xfffe;
+ width &= 0xfffe;
- if (height < 32)
+ if (unlikely(height < 32))
height = 32;
- if (height > maxh)
+ if (unlikely(height > maxh))
height = maxh;
- if (width < 48)
+ if (unlikely(width < 48))
width = 48;
- if (width > maxw)
+ if (unlikely(width > maxw))
width = maxw;
- mutex_lock(&dev->lock);
-
if (dev->board.is_em2800) {
/* the em2800 can only scale down to 50% */
if (height % (maxh / 2))
@@ -775,13 +736,12 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.width = width;
f->fmt.pix.height = height;
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
- f->fmt.pix.bytesperline = width * 2;
- f->fmt.pix.sizeimage = width * 2 * height;
+ f->fmt.pix.pixelformat = fmt->fourcc;
+ f->fmt.pix.bytesperline = (dev->width * fmt->depth + 7) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
f->fmt.pix.field = V4L2_FIELD_INTERLACED;
- mutex_unlock(&dev->lock);
return 0;
}
@@ -791,14 +751,21 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
int rc;
+ struct em28xx_fmt *fmt;
rc = check_dev(dev);
if (rc < 0)
return rc;
+ mutex_lock(&dev->lock);
+
vidioc_try_fmt_vid_cap(file, priv, f);
- mutex_lock(&dev->lock);
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ if (!fmt) {
+ rc = -EINVAL;
+ goto out;
+ }
if (videobuf_queue_is_busy(&fh->vb_vidq)) {
em28xx_errdev("%s queue busy\n", __func__);
@@ -815,6 +782,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
/* set new image size */
dev->width = f->fmt.pix.width;
dev->height = f->fmt.pix.height;
+ dev->format = fmt;
get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
em28xx_set_alternate(dev);
@@ -840,15 +808,12 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
mutex_lock(&dev->lock);
dev->norm = *norm;
- mutex_unlock(&dev->lock);
/* Adjusts width/height, if needed */
f.fmt.pix.width = dev->width;
f.fmt.pix.height = dev->height;
vidioc_try_fmt_vid_cap(file, priv, &f);
- mutex_lock(&dev->lock);
-
/* set new image size */
dev->width = f.fmt.pix.width;
dev->height = f.fmt.pix.height;
@@ -983,11 +948,15 @@ static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
if (a->index != dev->ctl_ainput)
return -EINVAL;
#else
+ mutex_lock(&dev->lock);
+
dev->ctl_ainput = INPUT(a->index)->amux;
dev->ctl_aoutput = INPUT(a->index)->aout;
if (!dev->ctl_aoutput)
dev->ctl_aoutput = EM28XX_AOUT_MASTER;
+
+ mutex_unlock(&dev->lock);
#endif
return 0;
}
@@ -1037,17 +1006,14 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
rc = check_dev(dev);
if (rc < 0)
return rc;
- mutex_lock(&dev->lock);
+ rc = 0;
- if (!dev->board.has_msp34xx)
- rc = em28xx_get_ctrl(dev, ctrl);
- else
- rc = -EINVAL;
+ mutex_lock(&dev->lock);
- if (rc == -EINVAL) {
+ if (dev->board.has_msp34xx)
em28xx_i2c_call_clients(dev, VIDIOC_G_CTRL, ctrl);
- rc = 0;
- }
+ else
+ rc = em28xx_get_ctrl(dev, ctrl);
mutex_unlock(&dev->lock);
return rc;
@@ -1147,8 +1113,10 @@ static int vidioc_g_frequency(struct file *file, void *priv,
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
+ mutex_lock(&dev->lock);
f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
f->frequency = dev->ctl_freq;
+ mutex_unlock(&dev->lock);
return 0;
}
@@ -1178,6 +1146,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, f);
mutex_unlock(&dev->lock);
+
return 0;
}
@@ -1194,46 +1163,111 @@ static int em28xx_reg_len(int reg)
}
}
+static int vidioc_g_chip_ident(struct file *file, void *priv,
+ struct v4l2_dbg_chip_ident *chip)
+{
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+
+ chip->ident = V4L2_IDENT_NONE;
+ chip->revision = 0;
+
+ em28xx_i2c_call_clients(dev, VIDIOC_DBG_G_CHIP_IDENT, chip);
+
+ return 0;
+}
+
+
static int vidioc_g_register(struct file *file, void *priv,
- struct v4l2_register *reg)
+ struct v4l2_dbg_register *reg)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
int ret;
- if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+ switch (reg->match.type) {
+ case V4L2_CHIP_MATCH_AC97:
+ mutex_lock(&dev->lock);
+ ret = em28xx_read_ac97(dev, reg->reg);
+ mutex_unlock(&dev->lock);
+ if (ret < 0)
+ return ret;
+
+ reg->val = ret;
+ reg->size = 1;
+ return 0;
+ case V4L2_CHIP_MATCH_I2C_DRIVER:
+ em28xx_i2c_call_clients(dev, VIDIOC_DBG_G_REGISTER, reg);
+ return 0;
+ case V4L2_CHIP_MATCH_I2C_ADDR:
+ /* Not supported yet */
return -EINVAL;
+ default:
+ if (!v4l2_chip_match_host(&reg->match))
+ return -EINVAL;
+ }
- if (em28xx_reg_len(reg->reg) == 1) {
+ /* Match host */
+ reg->size = em28xx_reg_len(reg->reg);
+ if (reg->size == 1) {
+ mutex_lock(&dev->lock);
ret = em28xx_read_reg(dev, reg->reg);
+ mutex_unlock(&dev->lock);
+
if (ret < 0)
return ret;
reg->val = ret;
} else {
- __le64 val = 0;
+ __le16 val = 0;
+ mutex_lock(&dev->lock);
ret = em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS,
reg->reg, (char *)&val, 2);
+ mutex_unlock(&dev->lock);
if (ret < 0)
return ret;
- reg->val = le64_to_cpu(val);
+ reg->val = le16_to_cpu(val);
}
return 0;
}
static int vidioc_s_register(struct file *file, void *priv,
- struct v4l2_register *reg)
+ struct v4l2_dbg_register *reg)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- __le64 buf;
+ __le16 buf;
+ int rc;
- buf = cpu_to_le64(reg->val);
+ switch (reg->match.type) {
+ case V4L2_CHIP_MATCH_AC97:
+ mutex_lock(&dev->lock);
+ rc = em28xx_write_ac97(dev, reg->reg, reg->val);
+ mutex_unlock(&dev->lock);
- return em28xx_write_regs(dev, reg->reg, (char *)&buf,
- em28xx_reg_len(reg->reg));
+ return rc;
+ case V4L2_CHIP_MATCH_I2C_DRIVER:
+ em28xx_i2c_call_clients(dev, VIDIOC_DBG_S_REGISTER, reg);
+ return 0;
+ case V4L2_CHIP_MATCH_I2C_ADDR:
+ /* Not supported yet */
+ return -EINVAL;
+ default:
+ if (!v4l2_chip_match_host(&reg->match))
+ return -EINVAL;
+ }
+
+ /* Match host */
+ buf = cpu_to_le16(reg->val);
+
+ mutex_lock(&dev->lock);
+ rc = em28xx_write_regs(dev, reg->reg, (char *)&buf,
+ em28xx_reg_len(reg->reg));
+ mutex_unlock(&dev->lock);
+
+ return rc;
}
#endif
@@ -1270,10 +1304,15 @@ static int vidioc_streamon(struct file *file, void *priv,
return rc;
- if (unlikely(res_get(fh) < 0))
- return -EBUSY;
+ mutex_lock(&dev->lock);
+ rc = res_get(fh);
+
+ if (likely(rc >= 0))
+ rc = videobuf_streamon(&fh->vb_vidq);
- return (videobuf_streamon(&fh->vb_vidq));
+ mutex_unlock(&dev->lock);
+
+ return rc;
}
static int vidioc_streamoff(struct file *file, void *priv,
@@ -1292,9 +1331,13 @@ static int vidioc_streamoff(struct file *file, void *priv,
if (type != fh->type)
return -EINVAL;
+ mutex_lock(&dev->lock);
+
videobuf_streamoff(&fh->vb_vidq);
res_free(fh);
+ mutex_unlock(&dev->lock);
+
return 0;
}
@@ -1326,15 +1369,13 @@ static int vidioc_querycap(struct file *file, void *priv,
}
static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *fmtd)
+ struct v4l2_fmtdesc *f)
{
- if (fmtd->index != 0)
+ if (unlikely(f->index >= ARRAY_SIZE(format)))
return -EINVAL;
- fmtd->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- strcpy(fmtd->description, "Packed YUY2");
- fmtd->pixelformat = V4L2_PIX_FMT_YUYV;
- memset(fmtd->reserved, 0, sizeof(fmtd->reserved));
+ strlcpy(f->description, format[f->index].name, sizeof(f->description));
+ f->pixelformat = format[f->index].fourcc;
return 0;
}
@@ -1514,7 +1555,10 @@ static int radio_g_tuner(struct file *file, void *priv,
strcpy(t->name, "Radio");
t->type = V4L2_TUNER_RADIO;
+ mutex_lock(&dev->lock);
em28xx_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
+ mutex_unlock(&dev->lock);
+
return 0;
}
@@ -1546,7 +1590,9 @@ static int radio_s_tuner(struct file *file, void *priv,
if (0 != t->index)
return -EINVAL;
+ mutex_lock(&dev->lock);
em28xx_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
+ mutex_unlock(&dev->lock);
return 0;
}
@@ -1585,31 +1631,16 @@ static int radio_queryctrl(struct file *file, void *priv,
* em28xx_v4l2_open()
* inits the device and starts isoc transfer
*/
-static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
+static int em28xx_v4l2_open(struct file *filp)
{
- int minor = iminor(inode);
- int errCode = 0, radio = 0;
- struct em28xx *h, *dev = NULL;
+ int minor = video_devdata(filp)->minor;
+ int errCode = 0, radio;
+ struct em28xx *dev;
+ enum v4l2_buf_type fh_type;
struct em28xx_fh *fh;
- enum v4l2_buf_type fh_type = 0;
- mutex_lock(&em28xx_devlist_mutex);
- list_for_each_entry(h, &em28xx_devlist, devlist) {
- if (h->vdev->minor == minor) {
- dev = h;
- fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- }
- if (h->vbi_dev->minor == minor) {
- dev = h;
- fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
- }
- if (h->radio_dev &&
- h->radio_dev->minor == minor) {
- radio = 1;
- dev = h;
- }
- }
- mutex_unlock(&em28xx_devlist_mutex);
+ dev = em28xx_get_device(minor, &fh_type, &radio);
+
if (NULL == dev)
return -ENODEV;
@@ -1651,7 +1682,7 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
/* Needed, since GPIO might have disabled power of
some i2c device
*/
- em28xx_config_i2c(dev);
+ em28xx_wake_i2c(dev);
#if 0
/* device needs to be initialized before isoc transfer */
@@ -1682,18 +1713,11 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
* unregisters the v4l2,i2c and usb devices
* called when the device gets disconected or at module unload
*/
-static void em28xx_release_resources(struct em28xx *dev)
+void em28xx_release_analog_resources(struct em28xx *dev)
{
/*FIXME: I2C IR should be disconnected */
- list_del(&dev->devlist);
- if (dev->sbutton_input_dev)
- em28xx_deregister_snapshot_button(dev);
-
- if (dev->ir)
- em28xx_ir_fini(dev);
-
if (dev->radio_dev) {
if (-1 != dev->radio_dev->minor)
video_unregister_device(dev->radio_dev);
@@ -1719,11 +1743,6 @@ static void em28xx_release_resources(struct em28xx *dev)
video_device_release(dev->vdev);
dev->vdev = NULL;
}
- em28xx_i2c_unregister(dev);
- usb_put_dev(dev->udev);
-
- /* Mark device as unused */
- em28xx_devused &= ~(1<<dev->devno);
}
/*
@@ -1731,7 +1750,7 @@ static void em28xx_release_resources(struct em28xx *dev)
* stops streaming and deallocates all resources allocated by the v4l2
* calls and ioctls
*/
-static int em28xx_v4l2_close(struct inode *inode, struct file *filp)
+static int em28xx_v4l2_close(struct file *filp)
{
struct em28xx_fh *fh = filp->private_data;
struct em28xx *dev = fh->dev;
@@ -1740,11 +1759,10 @@ static int em28xx_v4l2_close(struct inode *inode, struct file *filp)
em28xx_videodbg("users=%d\n", dev->users);
+ mutex_lock(&dev->lock);
if (res_check(fh))
res_free(fh);
- mutex_lock(&dev->lock);
-
if (dev->users == 1) {
videobuf_stop(&fh->vb_vidq);
videobuf_mmap_free(&fh->vb_vidq);
@@ -1758,6 +1776,9 @@ static int em28xx_v4l2_close(struct inode *inode, struct file *filp)
return 0;
}
+ /* Save some power by putting tuner to sleep */
+ em28xx_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
+
/* do this before setting alternate! */
em28xx_uninit_isoc(dev);
em28xx_set_mode(dev, EM28XX_SUSPEND);
@@ -1799,8 +1820,12 @@ em28xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
*/
if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- if (unlikely(res_get(fh)))
- return -EBUSY;
+ mutex_lock(&dev->lock);
+ rc = res_get(fh);
+ mutex_unlock(&dev->lock);
+
+ if (unlikely(rc < 0))
+ return rc;
return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0,
filp->f_flags & O_NONBLOCK);
@@ -1822,7 +1847,11 @@ static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table * wait)
if (rc < 0)
return rc;
- if (unlikely(res_get(fh) < 0))
+ mutex_lock(&dev->lock);
+ rc = res_get(fh);
+ mutex_unlock(&dev->lock);
+
+ if (unlikely(rc < 0))
return POLLERR;
if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type)
@@ -1840,13 +1869,17 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
struct em28xx *dev = fh->dev;
int rc;
- if (unlikely(res_get(fh) < 0))
- return -EBUSY;
-
rc = check_dev(dev);
if (rc < 0)
return rc;
+ mutex_lock(&dev->lock);
+ rc = res_get(fh);
+ mutex_unlock(&dev->lock);
+
+ if (unlikely(rc < 0))
+ return rc;
+
rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
em28xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n",
@@ -1857,7 +1890,7 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
return rc;
}
-static const struct file_operations em28xx_v4l_fops = {
+static const struct v4l2_file_operations em28xx_v4l_fops = {
.owner = THIS_MODULE,
.open = em28xx_v4l2_open,
.release = em28xx_v4l2_close,
@@ -1865,8 +1898,6 @@ static const struct file_operations em28xx_v4l_fops = {
.poll = em28xx_v4l2_poll,
.mmap = em28xx_v4l2_mmap,
.ioctl = video_ioctl2,
- .llseek = no_llseek,
- .compat_ioctl = v4l_compat_ioctl32,
};
static const struct v4l2_ioctl_ops video_ioctl_ops = {
@@ -1908,6 +1939,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,
+ .vidioc_g_chip_ident = vidioc_g_chip_ident,
#endif
#ifdef CONFIG_VIDEO_V4L1_COMPAT
.vidiocgmbuf = vidiocgmbuf,
@@ -1925,13 +1957,11 @@ static const struct video_device em28xx_video_template = {
.current_norm = V4L2_STD_PAL,
};
-static const struct file_operations radio_fops = {
+static const struct v4l2_file_operations radio_fops = {
.owner = THIS_MODULE,
.open = em28xx_v4l2_open,
.release = em28xx_v4l2_close,
.ioctl = video_ioctl2,
- .compat_ioctl = v4l_compat_ioctl32,
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
@@ -1963,44 +1993,6 @@ static struct video_device em28xx_radio_template = {
/******************************** usb interface ******************************/
-static LIST_HEAD(em28xx_extension_devlist);
-static DEFINE_MUTEX(em28xx_extension_devlist_lock);
-
-int em28xx_register_extension(struct em28xx_ops *ops)
-{
- struct em28xx *dev = NULL;
-
- mutex_lock(&em28xx_devlist_mutex);
- mutex_lock(&em28xx_extension_devlist_lock);
- list_add_tail(&ops->next, &em28xx_extension_devlist);
- list_for_each_entry(dev, &em28xx_devlist, devlist) {
- if (dev)
- ops->init(dev);
- }
- printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
- mutex_unlock(&em28xx_extension_devlist_lock);
- mutex_unlock(&em28xx_devlist_mutex);
- return 0;
-}
-EXPORT_SYMBOL(em28xx_register_extension);
-
-void em28xx_unregister_extension(struct em28xx_ops *ops)
-{
- struct em28xx *dev = NULL;
-
- mutex_lock(&em28xx_devlist_mutex);
- list_for_each_entry(dev, &em28xx_devlist, devlist) {
- if (dev)
- ops->fini(dev);
- }
-
- mutex_lock(&em28xx_extension_devlist_lock);
- printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);
- list_del(&ops->next);
- mutex_unlock(&em28xx_extension_devlist_lock);
- mutex_unlock(&em28xx_devlist_mutex);
-}
-EXPORT_SYMBOL(em28xx_unregister_extension);
static struct video_device *em28xx_vdev_init(struct em28xx *dev,
const struct video_device *template,
@@ -2023,10 +2015,45 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
return vfd;
}
-static int register_analog_devices(struct em28xx *dev)
+int em28xx_register_analog_devices(struct em28xx *dev)
{
int ret;
+ printk(KERN_INFO "%s: v4l2 driver version %d.%d.%d\n",
+ dev->name,
+ (EM28XX_VERSION_CODE >> 16) & 0xff,
+ (EM28XX_VERSION_CODE >> 8) & 0xff, EM28XX_VERSION_CODE & 0xff);
+
+ /* Analog specific initialization */
+ dev->format = &format[0];
+ video_mux(dev, 0);
+
+#if 1
+ /* enable vbi capturing */
+
+/* em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
+/* em28xx_write_reg(dev, EM28XX_R0F_XCLK, 0x80); clk register */
+ em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
+#endif
+
+ dev->mute = 1; /* maybe not the right place... */
+ dev->volume = 0x1f;
+
+ em28xx_set_outfmt(dev);
+ em28xx_colorlevels_set_default(dev);
+ em28xx_compression_disable(dev);
+
+ /* set default norm */
+ dev->norm = em28xx_video_template.current_norm;
+ dev->width = norm_maxw(dev);
+ dev->height = norm_maxh(dev);
+ dev->interlaced = EM28XX_INTERLACED_DEFAULT;
+ dev->hscale = 0;
+ dev->vscale = 0;
+
+ /* FIXME: This is a very bad hack! Not all devices have TV on input 2 */
+ dev->ctl_input = 2;
+
/* allocate and fill video video_device struct */
dev->vdev = em28xx_vdev_init(dev, &em28xx_video_template, "video");
if (!dev->vdev) {
@@ -2075,444 +2102,3 @@ static int register_analog_devices(struct em28xx *dev)
return 0;
}
-
-
-/*
- * em28xx_init_dev()
- * allocates and inits the device structs, registers i2c bus and v4l device
- */
-static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
- int minor)
-{
- struct em28xx_ops *ops = NULL;
- struct em28xx *dev = *devhandle;
- int retval = -ENOMEM;
- int errCode;
- unsigned int maxh, maxw;
-
- dev->udev = udev;
- mutex_init(&dev->lock);
- mutex_init(&dev->ctrl_urb_lock);
- spin_lock_init(&dev->slock);
- init_waitqueue_head(&dev->open);
- init_waitqueue_head(&dev->wait_frame);
- init_waitqueue_head(&dev->wait_stream);
-
- dev->em28xx_write_regs = em28xx_write_regs;
- dev->em28xx_read_reg = em28xx_read_reg;
- dev->em28xx_read_reg_req_len = em28xx_read_reg_req_len;
- dev->em28xx_write_regs_req = em28xx_write_regs_req;
- dev->em28xx_read_reg_req = em28xx_read_reg_req;
- dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
-
- em28xx_pre_card_setup(dev);
-
- errCode = em28xx_config(dev);
- if (errCode) {
- em28xx_errdev("error configuring device\n");
- return -ENOMEM;
- }
-
- /* register i2c bus */
- errCode = em28xx_i2c_register(dev);
- if (errCode < 0) {
- em28xx_errdev("%s: em28xx_i2c_register - errCode [%d]!\n",
- __func__, errCode);
- return errCode;
- }
-
- /* Do board specific init and eeprom reading */
- em28xx_card_setup(dev);
-
- /* Configure audio */
- errCode = em28xx_audio_setup(dev);
- if (errCode < 0) {
- em28xx_errdev("%s: Error while setting audio - errCode [%d]!\n",
- __func__, errCode);
- }
-
- /* configure the device */
- em28xx_config_i2c(dev);
-
- /* set default norm */
- dev->norm = em28xx_video_template.current_norm;
-
- maxw = norm_maxw(dev);
- maxh = norm_maxh(dev);
-
- /* set default image size */
- dev->width = maxw;
- dev->height = maxh;
- dev->interlaced = EM28XX_INTERLACED_DEFAULT;
- dev->hscale = 0;
- dev->vscale = 0;
- dev->ctl_input = 2;
-
- errCode = em28xx_config(dev);
- if (errCode < 0) {
- em28xx_errdev("%s: em28xx_config - errCode [%d]!\n",
- __func__, errCode);
- return errCode;
- }
-
- /* init video dma queues */
- INIT_LIST_HEAD(&dev->vidq.active);
- INIT_LIST_HEAD(&dev->vidq.queued);
-
-#if 0
- video_set_drvdata(dev->vbi_dev, dev);
-#endif
-
- if (dev->board.has_msp34xx) {
- /* Send a reset to other chips via gpio */
- errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
- if (errCode < 0) {
- em28xx_errdev("%s: em28xx_write_regs_req - msp34xx(1) failed! errCode [%d]\n",
- __func__, errCode);
- return errCode;
- }
- msleep(3);
-
- errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
- if (errCode < 0) {
- em28xx_errdev("%s: em28xx_write_regs_req - msp34xx(2) failed! errCode [%d]\n",
- __func__, errCode);
- return errCode;
- }
- msleep(3);
- }
-
- video_mux(dev, 0);
-
- mutex_lock(&em28xx_devlist_mutex);
- list_add_tail(&dev->devlist, &em28xx_devlist);
- retval = register_analog_devices(dev);
- if (retval < 0) {
- em28xx_release_resources(dev);
- mutex_unlock(&em28xx_devlist_mutex);
- goto fail_reg_devices;
- }
-
- mutex_lock(&em28xx_extension_devlist_lock);
- if (!list_empty(&em28xx_extension_devlist)) {
- list_for_each_entry(ops, &em28xx_extension_devlist, next) {
- if (ops->id)
- ops->init(dev);
- }
- }
- mutex_unlock(&em28xx_extension_devlist_lock);
- mutex_unlock(&em28xx_devlist_mutex);
-
- return 0;
-
-fail_reg_devices:
- mutex_unlock(&dev->lock);
- return retval;
-}
-
-#if defined(CONFIG_MODULES) && defined(MODULE)
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
-static void request_module_async(void *ptr)
-{
- struct em28xx *dev = (struct em28xx *)ptr;
-#else
-static void request_module_async(struct work_struct *work)
-{
- struct em28xx *dev = container_of(work,
- struct em28xx, request_module_wk);
-#endif
-
- if (dev->has_audio_class)
- request_module("snd-usb-audio");
- else if (dev->has_alsa_audio)
- request_module("em28xx-alsa");
-
- if (dev->board.has_dvb)
- request_module("em28xx-dvb");
-}
-
-static void request_modules(struct em28xx *dev)
-{
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
- INIT_WORK(&dev->request_module_wk, request_module_async,
- (void *)dev);
-#else
- INIT_WORK(&dev->request_module_wk, request_module_async);
-#endif
- schedule_work(&dev->request_module_wk);
-}
-#else
-#define request_modules(dev)
-#endif /* CONFIG_MODULES */
-
-/*
- * em28xx_usb_probe()
- * checks for supported devices
- */
-static int em28xx_usb_probe(struct usb_interface *interface,
- const struct usb_device_id *id)
-{
- const struct usb_endpoint_descriptor *endpoint;
- struct usb_device *udev;
- struct usb_interface *uif;
- struct em28xx *dev = NULL;
- int retval = -ENODEV;
- int i, nr, ifnum, isoc_pipe;
- char *speed;
- char descr[255] = "";
-
- udev = usb_get_dev(interface_to_usbdev(interface));
- ifnum = interface->altsetting[0].desc.bInterfaceNumber;
-
- /* Check to see next free device and mark as used */
- nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS);
- em28xx_devused |= 1<<nr;
-
- /* Don't register audio interfaces */
- if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
- em28xx_err(DRIVER_NAME " audio device (%04x:%04x): "
- "interface %i, class %i\n",
- le16_to_cpu(udev->descriptor.idVendor),
- le16_to_cpu(udev->descriptor.idProduct),
- ifnum,
- interface->altsetting[0].desc.bInterfaceClass);
-
- em28xx_devused &= ~(1<<nr);
- return -ENODEV;
- }
-
- endpoint = &interface->cur_altsetting->endpoint[0].desc;
-
- /* check if the device has the iso in endpoint at the correct place */
- if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
- USB_ENDPOINT_XFER_ISOC &&
- (interface->altsetting[1].endpoint[0].desc.wMaxPacketSize == 940))
- {
- /* It's a newer em2874/em2875 device */
- isoc_pipe = 0;
- } else {
- int check_interface = 1;
- isoc_pipe = 1;
- endpoint = &interface->cur_altsetting->endpoint[1].desc;
- if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) !=
- USB_ENDPOINT_XFER_ISOC)
- check_interface = 0;
-
- if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT)
- check_interface = 0;
-
- if (!check_interface) {
- em28xx_err(DRIVER_NAME " video device (%04x:%04x): "
- "interface %i, class %i found.\n",
- le16_to_cpu(udev->descriptor.idVendor),
- le16_to_cpu(udev->descriptor.idProduct),
- ifnum,
- interface->altsetting[0].desc.bInterfaceClass);
-
- em28xx_err(DRIVER_NAME " This is an anciliary "
- "interface not used by the driver\n");
-
- em28xx_devused &= ~(1<<nr);
- return -ENODEV;
- }
- }
-
- switch (udev->speed) {
- case USB_SPEED_LOW:
- speed = "1.5";
- break;
- case USB_SPEED_UNKNOWN:
- case USB_SPEED_FULL:
- speed = "12";
- break;
- case USB_SPEED_HIGH:
- speed = "480";
- break;
- default:
- speed = "unknown";
- }
-
- if (udev->manufacturer)
- strlcpy(descr, udev->manufacturer, sizeof(descr));
-
- if (udev->product) {
- if (*descr)
- strlcat(descr, " ", sizeof(descr));
- strlcat(descr, udev->product, sizeof(descr));
- }
- if (*descr)
- strlcat(descr, " ", sizeof(descr));
-
- printk(DRIVER_NAME ": New device %s@ %s Mbps "
- "(%04x:%04x, interface %d, class %d)\n",
- descr,
- speed,
- le16_to_cpu(udev->descriptor.idVendor),
- le16_to_cpu(udev->descriptor.idProduct),
- ifnum,
- interface->altsetting->desc.bInterfaceNumber);
-
- if (nr >= EM28XX_MAXBOARDS) {
- printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",
- EM28XX_MAXBOARDS);
- em28xx_devused &= ~(1<<nr);
- return -ENOMEM;
- }
-
- /* allocate memory for our device state and initialize it */
- dev = kzalloc(sizeof(*dev), GFP_KERNEL);
- if (dev == NULL) {
- em28xx_err(DRIVER_NAME ": out of memory!\n");
- em28xx_devused &= ~(1<<nr);
- return -ENOMEM;
- }
-
- snprintf(dev->name, 29, "em28xx #%d", nr);
- dev->devno = nr;
- dev->model = id->driver_info;
- dev->alt = -1;
-
- /* Checks if audio is provided by some interface */
- for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
- uif = udev->config->interface[i];
- if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
- dev->has_audio_class = 1;
- break;
- }
- }
-
- /* compute alternate max packet sizes */
- uif = udev->actconfig->interface[0];
-
- dev->num_alt = uif->num_altsetting;
- em28xx_videodbg("Alternate settings: %i\n", dev->num_alt);
-/* dev->alt_max_pkt_size = kmalloc(sizeof(*dev->alt_max_pkt_size)* */
- dev->alt_max_pkt_size = kmalloc(32 * dev->num_alt, GFP_KERNEL);
-
- if (dev->alt_max_pkt_size == NULL) {
- em28xx_errdev("out of memory!\n");
- em28xx_devused &= ~(1<<nr);
- kfree(dev);
- return -ENOMEM;
- }
-
- for (i = 0; i < dev->num_alt ; i++) {
- u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.
- wMaxPacketSize);
- dev->alt_max_pkt_size[i] =
- (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
- em28xx_videodbg("Alternate setting %i, max size= %i\n", i,
- dev->alt_max_pkt_size[i]);
- }
-
- if ((card[nr] >= 0) && (card[nr] < em28xx_bcount))
- dev->model = card[nr];
-
- /* allocate device struct */
- retval = em28xx_init_dev(&dev, udev, nr);
- if (retval) {
- em28xx_devused &= ~(1<<dev->devno);
- kfree(dev);
-
- return retval;
- }
-
- /* save our data pointer in this interface device */
- usb_set_intfdata(interface, dev);
-
- request_modules(dev);
-
- return 0;
-}
-
-/*
- * em28xx_usb_disconnect()
- * called when the device gets diconencted
- * video device will be unregistered on v4l2_close in case it is still open
- */
-static void em28xx_usb_disconnect(struct usb_interface *interface)
-{
- struct em28xx *dev;
- struct em28xx_ops *ops = NULL;
-
- dev = usb_get_intfdata(interface);
- usb_set_intfdata(interface, NULL);
-
- if (!dev)
- return;
-
- em28xx_info("disconnecting %s\n", dev->vdev->name);
-
- /* wait until all current v4l2 io is finished then deallocate
- resources */
- mutex_lock(&dev->lock);
-
- wake_up_interruptible_all(&dev->open);
-
- if (dev->users) {
- em28xx_warn
- ("device /dev/video%d is open! Deregistration and memory "
- "deallocation are deferred on close.\n",
- dev->vdev->num);
-
- dev->state |= DEV_MISCONFIGURED;
- em28xx_uninit_isoc(dev);
- dev->state |= DEV_DISCONNECTED;
- wake_up_interruptible(&dev->wait_frame);
- wake_up_interruptible(&dev->wait_stream);
- } else {
- dev->state |= DEV_DISCONNECTED;
- em28xx_release_resources(dev);
- }
- mutex_unlock(&dev->lock);
-
- mutex_lock(&em28xx_extension_devlist_lock);
- if (!list_empty(&em28xx_extension_devlist)) {
- list_for_each_entry(ops, &em28xx_extension_devlist, next) {
- ops->fini(dev);
- }
- }
- mutex_unlock(&em28xx_extension_devlist_lock);
-
- if (!dev->users) {
- kfree(dev->alt_max_pkt_size);
- kfree(dev);
- }
-}
-
-static struct usb_driver em28xx_usb_driver = {
- .name = "em28xx",
- .probe = em28xx_usb_probe,
- .disconnect = em28xx_usb_disconnect,
- .id_table = em28xx_id_table,
-};
-
-static int __init em28xx_module_init(void)
-{
- int result;
-
- printk(KERN_INFO DRIVER_NAME " v4l2 driver version %d.%d.%d loaded\n",
- (EM28XX_VERSION_CODE >> 16) & 0xff,
- (EM28XX_VERSION_CODE >> 8) & 0xff, EM28XX_VERSION_CODE & 0xff);
-#ifdef SNAPSHOT
- printk(KERN_INFO DRIVER_NAME " snapshot date %04d-%02d-%02d\n",
- SNAPSHOT / 10000, (SNAPSHOT / 100) % 100, SNAPSHOT % 100);
-#endif
-
- /* register this driver with the USB subsystem */
- result = usb_register(&em28xx_usb_driver);
- if (result)
- em28xx_err(DRIVER_NAME
- " usb_register failed. Error number %d.\n", result);
-
- return result;
-}
-
-static void __exit em28xx_module_exit(void)
-{
- /* deregister this driver with the USB subsystem */
- usb_deregister(&em28xx_usb_driver);
-}
-
-module_init(em28xx_module_init);
-module_exit(em28xx_module_exit);
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index 667cb70cf..1b3b75880 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -68,7 +68,6 @@
#define EM2820_BOARD_HERCULES_SMART_TV_USB2 26
#define EM2820_BOARD_PINNACLE_USB_2_FM1216ME 27
#define EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE 28
-#define EM2820_BOARD_PINNACLE_DVC_100 29
#define EM2820_BOARD_VIDEOLOGY_20K14XUSB 30
#define EM2821_BOARD_USBGEAR_VD204 31
#define EM2821_BOARD_SUPERCOMP_USB_2 32
@@ -98,7 +97,8 @@
#define EM2882_BOARD_PINNACLE_HYBRID_PRO 56
#define EM2883_BOARD_KWORLD_HYBRID_A316 57
#define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58
-#define EM2874_BOARD_PINNACLE_PCTV_80E 59
+#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60
+#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4
@@ -209,9 +209,12 @@ struct em28xx_usb_isoc_ctl {
};
+/* Struct to enumberate video formats */
struct em28xx_fmt {
char *name;
u32 fourcc; /* v4l2 format id */
+ int depth;
+ int reg;
};
/* buffer for one video frame */
@@ -438,6 +441,8 @@ struct em28xx {
unsigned int has_audio_class:1;
unsigned int has_alsa_audio:1;
+ struct em28xx_fmt *format;
+
struct em28xx_IR *ir;
/* Some older em28xx chips needs a waiting time after writing */
@@ -571,12 +576,15 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
+int em28xx_read_ac97(struct em28xx *dev, u8 reg);
+int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
+
int em28xx_audio_analog_set(struct em28xx *dev);
int em28xx_audio_setup(struct em28xx *dev);
int em28xx_colorlevels_set_default(struct em28xx *dev);
int em28xx_capture_start(struct em28xx *dev, int start);
-int em28xx_outfmt_set_yuv422(struct em28xx *dev);
+int em28xx_set_outfmt(struct em28xx *dev);
int em28xx_resolution_set(struct em28xx *dev);
int em28xx_set_alternate(struct em28xx *dev);
int em28xx_init_isoc(struct em28xx *dev, int max_packets,
@@ -585,10 +593,20 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
void em28xx_uninit_isoc(struct em28xx *dev);
int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
-
-/* Provided by em28xx-video.c */
+void em28xx_wake_i2c(struct em28xx *dev);
+void em28xx_remove_from_devlist(struct em28xx *dev);
+void em28xx_add_into_devlist(struct em28xx *dev);
+struct em28xx *em28xx_get_device(int minor,
+ enum v4l2_buf_type *fh_type,
+ int *has_radio);
int em28xx_register_extension(struct em28xx_ops *dev);
void em28xx_unregister_extension(struct em28xx_ops *dev);
+void em28xx_init_extension(struct em28xx *dev);
+void em28xx_close_extension(struct em28xx *dev);
+
+/* Provided by em28xx-video.c */
+int em28xx_register_analog_devices(struct em28xx *dev);
+void em28xx_release_analog_resources(struct em28xx *dev);
/* Provided by em28xx-cards.c */
extern int em2800_variant_detect(struct usb_device *udev, int model);
@@ -599,6 +617,7 @@ extern struct usb_device_id em28xx_id_table[];
extern const unsigned int em28xx_bcount;
void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir);
int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
+void em28xx_release_resources(struct em28xx *dev);
/* Provided by em28xx-input.c */
int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw);
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-08 22:02:10 +0000