| /* |
| tm6000-cards.c - driver for TM5600/TM6000 USB video capture devices |
| |
| Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation version 2 |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/module.h> |
| #include <linux/pci.h> |
| #include <linux/delay.h> |
| #include <linux/i2c.h> |
| #include <linux/usb.h> |
| #include <linux/version.h> |
| #include <media/v4l2-common.h> |
| #include <media/tuner.h> |
| |
| #include "tm6000.h" |
| #include "tm6000-regs.h" |
| #include "tuner-xc2028.h" |
| |
| #define TM6000_BOARD_UNKNOWN 0 |
| #define TM5600_BOARD_GENERIC 1 |
| #define TM6000_BOARD_GENERIC 2 |
| #define TM6010_BOARD_GENERIC 3 |
| #define TM5600_BOARD_10MOONS_UT821 4 |
| #define TM5600_BOARD_10MOONS_UT330 5 |
| #define TM6000_BOARD_ADSTECH_DUAL_TV 6 |
| #define TM6000_BOARD_FREECOM_AND_SIMILAR 7 |
| #define TM6000_BOARD_ADSTECH_MINI_DUAL_TV 8 |
| |
| #define TM6000_MAXBOARDS 16 |
| static unsigned int card[] = {[0 ... (TM6000_MAXBOARDS - 1)] = UNSET }; |
| |
| module_param_array(card, int, NULL, 0444); |
| |
| static unsigned long tm6000_devused; |
| |
| |
| struct tm6000_board { |
| char *name; |
| |
| struct tm6000_capabilities caps; |
| |
| enum tm6000_devtype type; /* variant of the chipset */ |
| int tuner_type; /* type of the tuner */ |
| int tuner_addr; /* tuner address */ |
| int demod_addr; /* demodulator address */ |
| int gpio_addr_tun_reset; /* GPIO used for tuner reset */ |
| }; |
| |
| struct tm6000_board tm6000_boards[] = { |
| [TM6000_BOARD_UNKNOWN] = { |
| .name = "Unknown tm6000 video grabber", |
| .caps = { |
| .has_tuner = 1, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_1, |
| }, |
| [TM5600_BOARD_GENERIC] = { |
| .name = "Generic tm5600 board", |
| .type = TM5600, |
| .tuner_type = TUNER_XC2028, |
| .tuner_addr = 0xc2, |
| .caps = { |
| .has_tuner = 1, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_1, |
| }, |
| [TM6000_BOARD_GENERIC] = { |
| .name = "Generic tm6000 board", |
| .tuner_type = TUNER_XC2028, |
| .tuner_addr = 0xc2, |
| .caps = { |
| .has_tuner = 1, |
| .has_dvb = 1, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_1, |
| }, |
| [TM6010_BOARD_GENERIC] = { |
| .name = "Generic tm6010 board", |
| .type = TM6010, |
| .tuner_type = TUNER_XC2028, |
| .tuner_addr = 0xc2, |
| .caps = { |
| .has_tuner = 1, |
| .has_dvb = 1, |
| }, |
| .gpio_addr_tun_reset = TM6010_GPIO_4, |
| }, |
| [TM5600_BOARD_10MOONS_UT821] = { |
| .name = "10Moons UT 821", |
| .tuner_type = TUNER_XC2028, |
| .type = TM5600, |
| .tuner_addr = 0xc2, |
| .caps = { |
| .has_tuner = 1, |
| .has_eeprom = 1, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_1, |
| }, |
| [TM5600_BOARD_10MOONS_UT330] = { |
| .name = "10Moons UT 330", |
| .tuner_type = TUNER_PHILIPS_FQ1216AME_MK4, |
| .tuner_addr = 0xc8, |
| .caps = { |
| .has_tuner = 1, |
| .has_dvb = 0, |
| .has_zl10353 = 0, |
| .has_eeprom = 1, |
| }, |
| }, |
| [TM6000_BOARD_ADSTECH_DUAL_TV] = { |
| .name = "ADSTECH Dual TV USB", |
| .tuner_type = TUNER_XC2028, |
| .tuner_addr = 0xc8, |
| .caps = { |
| .has_tuner = 1, |
| .has_tda9874 = 1, |
| .has_dvb = 1, |
| .has_zl10353 = 1, |
| .has_eeprom = 1, |
| }, |
| }, |
| [TM6000_BOARD_FREECOM_AND_SIMILAR] = { |
| .name = "Freecom Hybrid Stick / Moka DVB-T Receiver Dual", |
| .tuner_type = TUNER_XC2028, /* has a XC3028 */ |
| .tuner_addr = 0xc2, |
| .demod_addr = 0x1e, |
| .caps = { |
| .has_tuner = 1, |
| .has_dvb = 1, |
| .has_zl10353 = 1, |
| .has_eeprom = 0, |
| .has_remote = 1, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_4, |
| }, |
| [TM6000_BOARD_ADSTECH_MINI_DUAL_TV] = { |
| .name = "ADSTECH Mini Dual TV USB", |
| .tuner_type = TUNER_XC2028, /* has a XC3028 */ |
| .tuner_addr = 0xc8, |
| .demod_addr = 0x1e, |
| .caps = { |
| .has_tuner = 1, |
| .has_dvb = 1, |
| .has_zl10353 = 1, |
| .has_eeprom = 0, |
| }, |
| .gpio_addr_tun_reset = TM6000_GPIO_4, |
| }, |
| }; |
| |
| /* table of devices that work with this driver */ |
| struct usb_device_id tm6000_id_table [] = { |
| { USB_DEVICE(0x6000, 0x0001), .driver_info = TM5600_BOARD_10MOONS_UT821 }, |
| { USB_DEVICE(0x6000, 0x0002), .driver_info = TM6010_BOARD_GENERIC }, |
| { USB_DEVICE(0x06e1, 0xf332), .driver_info = TM6000_BOARD_ADSTECH_DUAL_TV }, |
| { USB_DEVICE(0x14aa, 0x0620), .driver_info = TM6000_BOARD_FREECOM_AND_SIMILAR }, |
| { USB_DEVICE(0x06e1, 0xb339), .driver_info = TM6000_BOARD_ADSTECH_MINI_DUAL_TV }, |
| { }, |
| }; |
| |
| static void tm6000_config_tuner (struct tm6000_core *dev) |
| { |
| struct v4l2_priv_tun_config xc2028_cfg; |
| struct xc2028_ctrl ctl; |
| |
| memset (&ctl,0,sizeof(ctl)); |
| |
| request_module ("tuner"); |
| |
| if (dev->tuner_type == TUNER_XC2028) { |
| if (dev->dev_type == TM6010) |
| ctl.fname = "xc3028-v27.fw"; |
| else |
| ctl.fname = "tm6000-xc3028.fw"; |
| |
| ctl.mts = 1; |
| ctl.read_not_reliable = 1; |
| |
| xc2028_cfg.tuner = TUNER_XC2028; |
| xc2028_cfg.priv = &ctl; |
| |
| printk(KERN_INFO "Setting firmware parameters for xc2028\n"); |
| |
| tm6000_i2c_call_clients(dev, TUNER_SET_CONFIG, &xc2028_cfg); |
| } |
| } |
| |
| static int tm6000_init_dev(struct tm6000_core *dev) |
| { |
| struct v4l2_frequency f; |
| int rc = 0; |
| |
| mutex_init(&dev->lock); |
| |
| mutex_lock(&dev->lock); |
| |
| /* Initializa board-specific data */ |
| dev->dev_type = tm6000_boards[dev->model].type; |
| dev->tuner_type = tm6000_boards[dev->model].tuner_type; |
| dev->tuner_addr = tm6000_boards[dev->model].tuner_addr; |
| dev->tuner_reset_gpio = tm6000_boards[dev->model].gpio_addr_tun_reset; |
| |
| dev->demod_addr = tm6000_boards[dev->model].demod_addr; |
| |
| dev->caps = tm6000_boards[dev->model].caps; |
| |
| /* initialize hardware */ |
| rc=tm6000_init (dev); |
| if (rc<0) |
| goto err; |
| |
| /* register i2c bus */ |
| rc=tm6000_i2c_register(dev); |
| if (rc<0) |
| goto err; |
| |
| /* register and initialize V4L2 */ |
| rc=tm6000_v4l2_register(dev); |
| if (rc<0) |
| goto err; |
| |
| /* Default values for STD and resolutions */ |
| dev->width = 720; |
| dev->height = 480; |
| dev->norm = V4L2_STD_PAL_M; |
| |
| /* Configure tuner */ |
| tm6000_config_tuner (dev); |
| |
| /* Set video standard */ |
| tm6000_i2c_call_clients(dev, VIDIOC_S_STD, &dev->norm); |
| |
| /* Set tuner frequency - also loads firmware on xc2028/xc3028 */ |
| f.tuner = 0; |
| f.type = V4L2_TUNER_ANALOG_TV; |
| f.frequency = 3092; /* 193.25 MHz */ |
| dev->freq = f.frequency; |
| tm6000_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, &f); |
| |
| if(dev->caps.has_dvb) { |
| dev->dvb = kzalloc(sizeof(*(dev->dvb)), GFP_KERNEL); |
| if(!dev->dvb) { |
| rc = -ENOMEM; |
| goto err; |
| } |
| #ifdef CONFIG_VIDEO_TM6000_DVB |
| rc = tm6000_dvb_register(dev); |
| if(rc < 0) { |
| kfree(dev->dvb); |
| dev->dvb = NULL; |
| goto err; |
| } |
| #endif |
| } |
| err: |
| mutex_unlock(&dev->lock); |
| return rc; |
| } |
| |
| /* high bandwidth multiplier, as encoded in highspeed endpoint descriptors */ |
| #define hb_mult(wMaxPacketSize) (1 + (((wMaxPacketSize) >> 11) & 0x03)) |
| |
| static void get_max_endpoint ( struct usb_device *usbdev, |
| char *msgtype, |
| struct usb_host_endpoint *curr_e, |
| unsigned int *maxsize, |
| struct usb_host_endpoint **ep ) |
| { |
| u16 tmp = le16_to_cpu(curr_e->desc.wMaxPacketSize); |
| unsigned int size = tmp & 0x7ff; |
| |
| if (usbdev->speed == USB_SPEED_HIGH) |
| size = size * hb_mult (tmp); |
| |
| if (size>*maxsize) { |
| *ep = curr_e; |
| *maxsize = size; |
| printk("tm6000: %s endpoint: 0x%02x (max size=%u bytes)\n", |
| msgtype, curr_e->desc.bEndpointAddress, |
| size); |
| } |
| } |
| |
| /* |
| * tm6000_usb_probe() |
| * checks for supported devices |
| */ |
| static int tm6000_usb_probe(struct usb_interface *interface, |
| const struct usb_device_id *id) |
| { |
| struct usb_device *usbdev; |
| struct tm6000_core *dev = NULL; |
| int i,rc=0; |
| int nr=0; |
| char *speed; |
| |
| |
| usbdev=usb_get_dev(interface_to_usbdev(interface)); |
| |
| /* Selects the proper interface */ |
| rc=usb_set_interface(usbdev,0,1); |
| if (rc<0) |
| goto err; |
| |
| /* Check to see next free device and mark as used */ |
| nr=find_first_zero_bit(&tm6000_devused,TM6000_MAXBOARDS); |
| if (nr >= TM6000_MAXBOARDS) { |
| printk ("tm6000: Supports only %i em28xx boards.\n",TM6000_MAXBOARDS); |
| usb_put_dev(usbdev); |
| return -ENOMEM; |
| } |
| |
| /* Create and initialize dev struct */ |
| dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
| if (dev == NULL) { |
| printk ("tm6000" ": out of memory!\n"); |
| usb_put_dev(usbdev); |
| return -ENOMEM; |
| } |
| spin_lock_init(&dev->slock); |
| |
| /* Increment usage count */ |
| tm6000_devused|=1<<nr; |
| snprintf(dev->name, 29, "tm6000 #%d", nr); |
| |
| dev->model=id->driver_info; |
| if ((card[nr]>=0) && (card[nr]<ARRAY_SIZE(tm6000_boards))) { |
| dev->model=card[nr]; |
| } |
| |
| INIT_LIST_HEAD(&dev->tm6000_corelist); |
| dev->udev= usbdev; |
| dev->devno=nr; |
| |
| switch (usbdev->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"; |
| } |
| |
| |
| |
| /* Get endpoints */ |
| for (i = 0; i < interface->num_altsetting; i++) { |
| int ep; |
| |
| for (ep = 0; ep < interface->altsetting[i].desc.bNumEndpoints; ep++) { |
| struct usb_host_endpoint *e; |
| int dir_out; |
| |
| e = &interface->altsetting[i].endpoint[ep]; |
| |
| dir_out = ((e->desc.bEndpointAddress & |
| USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT); |
| |
| printk("tm6000: alt %d, interface %i, class %i\n", |
| i, |
| interface->altsetting[i].desc.bInterfaceNumber, |
| interface->altsetting[i].desc.bInterfaceClass); |
| |
| switch (e->desc.bmAttributes) { |
| case USB_ENDPOINT_XFER_BULK: |
| if (!dir_out) { |
| get_max_endpoint (usbdev, "Bulk IN", e, |
| &dev->max_bulk_in, |
| &dev->bulk_in); |
| } else { |
| get_max_endpoint (usbdev, "Bulk OUT", e, |
| &dev->max_bulk_out, |
| &dev->bulk_out); |
| } |
| break; |
| case USB_ENDPOINT_XFER_ISOC: |
| if (!dir_out) { |
| get_max_endpoint (usbdev, "ISOC IN", e, |
| &dev->max_isoc_in, |
| &dev->isoc_in); |
| } else { |
| get_max_endpoint (usbdev, "ISOC OUT", e, |
| &dev->max_isoc_out, |
| &dev->isoc_out); |
| } |
| break; |
| } |
| } |
| } |
| |
| if (interface->altsetting->desc.bAlternateSetting) { |
| printk("selecting alt setting %d\n", |
| interface->altsetting->desc.bAlternateSetting); |
| rc = usb_set_interface (usbdev, |
| interface->altsetting->desc.bInterfaceNumber, |
| interface->altsetting->desc.bAlternateSetting); |
| if (rc<0) |
| goto err; |
| } |
| |
| printk("tm6000: New video device @ %s Mbps (%04x:%04x, ifnum %d)\n", |
| speed, |
| le16_to_cpu(dev->udev->descriptor.idVendor), |
| le16_to_cpu(dev->udev->descriptor.idProduct), |
| interface->altsetting->desc.bInterfaceNumber); |
| |
| /* check if the the device has the iso in endpoint at the correct place */ |
| if (!dev->isoc_in) { |
| printk("tm6000: probing error: no IN ISOC endpoint!\n"); |
| rc= -ENODEV; |
| |
| goto err; |
| } |
| |
| /* save our data pointer in this interface device */ |
| usb_set_intfdata(interface, dev); |
| |
| printk("tm6000: Found %s\n", tm6000_boards[dev->model].name); |
| |
| rc=tm6000_init_dev(dev); |
| |
| if (rc<0) |
| goto err; |
| |
| return 0; |
| |
| err: |
| tm6000_devused&=~(1<<nr); |
| usb_put_dev(usbdev); |
| |
| kfree(dev); |
| return rc; |
| } |
| |
| /* |
| * tm6000_usb_disconnect() |
| * called when the device gets diconencted |
| * video device will be unregistered on v4l2_close in case it is still open |
| */ |
| static void tm6000_usb_disconnect(struct usb_interface *interface) |
| { |
| struct tm6000_core *dev = usb_get_intfdata(interface); |
| usb_set_intfdata(interface, NULL); |
| |
| if (!dev) |
| return; |
| |
| printk("tm6000: disconnecting %s\n", dev->name); |
| |
| mutex_lock(&dev->lock); |
| |
| #ifdef CONFIG_VIDEO_TM6000_DVB |
| if(dev->dvb) { |
| tm6000_dvb_unregister(dev); |
| kfree(dev->dvb); |
| } |
| #endif |
| |
| tm6000_v4l2_unregister(dev); |
| |
| tm6000_i2c_unregister(dev); |
| |
| // wake_up_interruptible_all(&dev->open); |
| |
| dev->state |= DEV_DISCONNECTED; |
| |
| usb_put_dev(dev->udev); |
| |
| mutex_unlock(&dev->lock); |
| kfree(dev); |
| } |
| |
| static struct usb_driver tm6000_usb_driver = { |
| .name = "tm6000", |
| .probe = tm6000_usb_probe, |
| .disconnect = tm6000_usb_disconnect, |
| .id_table = tm6000_id_table, |
| }; |
| |
| static int __init tm6000_module_init(void) |
| { |
| int result; |
| |
| printk(KERN_INFO "tm6000" " v4l2 driver version %d.%d.%d loaded\n", |
| (TM6000_VERSION >> 16) & 0xff, |
| (TM6000_VERSION >> 8) & 0xff, TM6000_VERSION & 0xff); |
| |
| /* register this driver with the USB subsystem */ |
| result = usb_register(&tm6000_usb_driver); |
| if (result) |
| printk("tm6000" |
| " usb_register failed. Error number %d.\n", result); |
| |
| return result; |
| } |
| |
| static void __exit tm6000_module_exit(void) |
| { |
| /* deregister at USB subsystem */ |
| usb_deregister(&tm6000_usb_driver); |
| } |
| |
| module_init(tm6000_module_init); |
| module_exit(tm6000_module_exit); |
| |
| MODULE_DESCRIPTION("Trident TVMaster TM5600/TM6000 USB2 adapter"); |
| MODULE_AUTHOR("Mauro Carvalho Chehab"); |
| MODULE_LICENSE("GPL"); |