diff options
Diffstat (limited to 'drivers/staging/go7007/go7007-usb.c')
| -rw-r--r-- | drivers/staging/go7007/go7007-usb.c | 1288 |
1 files changed, 0 insertions, 1288 deletions
diff --git a/drivers/staging/go7007/go7007-usb.c b/drivers/staging/go7007/go7007-usb.c deleted file mode 100644 index 3db3b0a91cc..00000000000 --- a/drivers/staging/go7007/go7007-usb.c +++ /dev/null @@ -1,1288 +0,0 @@ -/* - * Copyright (C) 2005-2006 Micronas USA Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * 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., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/wait.h> -#include <linux/list.h> -#include <linux/slab.h> -#include <linux/time.h> -#include <linux/mm.h> -#include <linux/usb.h> -#include <linux/i2c.h> -#include <asm/byteorder.h> -#include <media/tvaudio.h> - -#include "go7007-priv.h" -#include "wis-i2c.h" - -static unsigned int assume_endura; -module_param(assume_endura, int, 0644); -MODULE_PARM_DESC(assume_endura, "when probing fails, " - "hardware is a Pelco Endura"); - -/* #define GO7007_USB_DEBUG */ -/* #define GO7007_I2C_DEBUG */ /* for debugging the EZ-USB I2C adapter */ - -#define HPI_STATUS_ADDR 0xFFF4 -#define INT_PARAM_ADDR 0xFFF6 -#define INT_INDEX_ADDR 0xFFF8 - -/* - * Pipes on EZ-USB interface: - * 0 snd - Control - * 0 rcv - Control - * 2 snd - Download firmware (control) - * 4 rcv - Read Interrupt (interrupt) - * 6 rcv - Read Video (bulk) - * 8 rcv - Read Audio (bulk) - */ - -#define GO7007_USB_EZUSB (1<<0) -#define GO7007_USB_EZUSB_I2C (1<<1) - -struct go7007_usb_board { - unsigned int flags; - struct go7007_board_info main_info; -}; - -struct go7007_usb { - struct go7007_usb_board *board; - struct mutex i2c_lock; - struct usb_device *usbdev; - struct urb *video_urbs[8]; - struct urb *audio_urbs[8]; - struct urb *intr_urb; -}; - -/*********************** Product specification data ***********************/ - -static struct go7007_usb_board board_matrix_ii = { - .flags = GO7007_USB_EZUSB, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO | - GO7007_BOARD_USE_ONBOARD_I2C, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_WORD_16, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_VALID_ENABLE | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI | - GO7007_SENSOR_SCALING, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_saa7115", - .id = I2C_DRIVERID_WIS_SAA7115, - .addr = 0x20, - }, - }, - .num_inputs = 2, - .inputs = { - { - .video_input = 0, - .name = "Composite", - }, - { - .video_input = 9, - .name = "S-Video", - }, - }, - }, -}; - -static struct go7007_usb_board board_matrix_reload = { - .flags = GO7007_USB_EZUSB, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO | - GO7007_BOARD_USE_ONBOARD_I2C, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_WORD_16, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_TV, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_saa7113", - .id = I2C_DRIVERID_WIS_SAA7113, - .addr = 0x25, - }, - }, - .num_inputs = 2, - .inputs = { - { - .video_input = 0, - .name = "Composite", - }, - { - .video_input = 9, - .name = "S-Video", - }, - }, - }, -}; - -static struct go7007_usb_board board_star_trek = { - .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO, /* | - GO7007_BOARD_HAS_TUNER, */ - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_VALID_ENABLE | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI | - GO7007_SENSOR_SCALING, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_WORD_16, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_saa7115", - .id = I2C_DRIVERID_WIS_SAA7115, - .addr = 0x20, - }, - }, - .num_inputs = 2, - .inputs = { - { - .video_input = 1, - /* .audio_input = AUDIO_EXTERN, */ - .name = "Composite", - }, - { - .video_input = 8, - /* .audio_input = AUDIO_EXTERN, */ - .name = "S-Video", - }, - /* { - * .video_input = 3, - * .audio_input = AUDIO_TUNER, - * .name = "Tuner", - * }, - */ - }, - }, -}; - -static struct go7007_usb_board board_px_tv402u = { - .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO | - GO7007_BOARD_HAS_TUNER, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_VALID_ENABLE | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI | - GO7007_SENSOR_SCALING, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_WORD_16, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .num_i2c_devs = 3, - .i2c_devs = { - { - .type = "wis_saa7115", - .id = I2C_DRIVERID_WIS_SAA7115, - .addr = 0x20, - }, - { - .type = "wis_uda1342", - .id = I2C_DRIVERID_WIS_UDA1342, - .addr = 0x1a, - }, - { - .type = "wis_sony_tuner", - .id = I2C_DRIVERID_WIS_SONY_TUNER, - .addr = 0x60, - }, - }, - .num_inputs = 3, - .inputs = { - { - .video_input = 1, - .audio_input = TVAUDIO_INPUT_EXTERN, - .name = "Composite", - }, - { - .video_input = 8, - .audio_input = TVAUDIO_INPUT_EXTERN, - .name = "S-Video", - }, - { - .video_input = 3, - .audio_input = TVAUDIO_INPUT_TUNER, - .name = "Tuner", - }, - }, - }, -}; - -static struct go7007_usb_board board_xmen = { - .flags = 0, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_USE_ONBOARD_I2C, - .hpi_buffer_cap = 0, - .sensor_flags = GO7007_SENSOR_VREF_POLAR, - .sensor_width = 320, - .sensor_height = 240, - .sensor_framerate = 30030, - .audio_flags = GO7007_AUDIO_ONE_CHANNEL | - GO7007_AUDIO_I2S_MODE_3 | - GO7007_AUDIO_WORD_14 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_BCLK_POLAR | - GO7007_AUDIO_OKI_MODE, - .audio_rate = 8000, - .audio_bclk_div = 48, - .audio_main_div = 1, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_ov7640", - .id = I2C_DRIVERID_WIS_OV7640, - .addr = 0x21, - }, - }, - .num_inputs = 1, - .inputs = { - { - .name = "Camera", - }, - }, - }, -}; - -static struct go7007_usb_board board_matrix_revolution = { - .flags = GO7007_USB_EZUSB, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO | - GO7007_BOARD_USE_ONBOARD_I2C, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_WORD_16, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_tw9903", - .id = I2C_DRIVERID_WIS_TW9903, - .addr = 0x44, - }, - }, - .num_inputs = 2, - .inputs = { - { - .video_input = 2, - .name = "Composite", - }, - { - .video_input = 8, - .name = "S-Video", - }, - }, - }, -}; - -static struct go7007_usb_board board_lifeview_lr192 = { - .flags = GO7007_USB_EZUSB, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_HAS_AUDIO | - GO7007_BOARD_USE_ONBOARD_I2C, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_WORD_16, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_VALID_ENABLE | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI | - GO7007_SENSOR_SCALING, - .num_i2c_devs = 0, - .num_inputs = 1, - .inputs = { - { - .video_input = 0, - .name = "Composite", - }, - }, - }, -}; - -static struct go7007_usb_board board_endura = { - .flags = 0, - .main_info = { - .firmware = "go7007tv.bin", - .flags = 0, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_WORD_16, - .audio_rate = 8000, - .audio_bclk_div = 48, - .audio_main_div = 8, - .hpi_buffer_cap = 0, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_TV, - .sensor_h_offset = 8, - .num_i2c_devs = 0, - .num_inputs = 1, - .inputs = { - { - .name = "Camera", - }, - }, - }, -}; - -static struct go7007_usb_board board_adlink_mpg24 = { - .flags = 0, - .main_info = { - .firmware = "go7007tv.bin", - .flags = GO7007_BOARD_USE_ONBOARD_I2C, - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_WORD_16, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 0, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_TV | - GO7007_SENSOR_VBI, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "wis_tw2804", - .id = I2C_DRIVERID_WIS_TW2804, - .addr = 0x00, /* yes, really */ - }, - }, - .num_inputs = 1, - .inputs = { - { - .name = "Composite", - }, - }, - }, -}; - -static struct go7007_usb_board board_sensoray_2250 = { - .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, - .main_info = { - .firmware = "go7007tv.bin", - .audio_flags = GO7007_AUDIO_I2S_MODE_1 | - GO7007_AUDIO_I2S_MASTER | - GO7007_AUDIO_WORD_16, - .flags = GO7007_BOARD_HAS_AUDIO, - .audio_rate = 48000, - .audio_bclk_div = 8, - .audio_main_div = 2, - .hpi_buffer_cap = 7, - .sensor_flags = GO7007_SENSOR_656 | - GO7007_SENSOR_TV, - .num_i2c_devs = 1, - .i2c_devs = { - { - .type = "s2250", - .id = I2C_DRIVERID_S2250, - .addr = 0x43, - }, - }, - .num_inputs = 2, - .inputs = { - { - .video_input = 0, - .name = "Composite", - }, - { - .video_input = 1, - .name = "S-Video", - }, - }, - }, -}; - -MODULE_FIRMWARE("go7007tv.bin"); - -static const struct usb_device_id go7007_usb_id_table[] = { - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | - USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x200, /* Revision number of XMen */ - .bcdDevice_hi = 0x200, - .bInterfaceClass = 255, - .bInterfaceSubClass = 0, - .bInterfaceProtocol = 255, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x202, /* Revision number of Matrix II */ - .bcdDevice_hi = 0x202, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_II, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x204, /* Revision number of Matrix */ - .bcdDevice_hi = 0x204, /* Reloaded */ - .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_RELOAD, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | - USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x205, /* Revision number of XMen-II */ - .bcdDevice_hi = 0x205, - .bInterfaceClass = 255, - .bInterfaceSubClass = 0, - .bInterfaceProtocol = 255, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_II, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x208, /* Revision number of Star Trek */ - .bcdDevice_hi = 0x208, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_STAR_TREK, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | - USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x209, /* Revision number of XMen-III */ - .bcdDevice_hi = 0x209, - .bInterfaceClass = 255, - .bInterfaceSubClass = 0, - .bInterfaceProtocol = 255, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_III, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ - .idProduct = 0x7007, /* Product ID of GO7007SB chip */ - .bcdDevice_lo = 0x210, /* Revision number of Matrix */ - .bcdDevice_hi = 0x210, /* Revolution */ - .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_REV, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x093b, /* Vendor ID of Plextor */ - .idProduct = 0xa102, /* Product ID of M402U */ - .bcdDevice_lo = 0x1, /* revision number of Blueberry */ - .bcdDevice_hi = 0x1, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_M402U, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x093b, /* Vendor ID of Plextor */ - .idProduct = 0xa104, /* Product ID of TV402U */ - .bcdDevice_lo = 0x1, - .bcdDevice_hi = 0x1, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_TV402U_ANY, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x10fd, /* Vendor ID of Anubis Electronics */ - .idProduct = 0xde00, /* Product ID of Lifeview LR192 */ - .bcdDevice_lo = 0x1, - .bcdDevice_hi = 0x1, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_LIFEVIEW_LR192, - }, - { - .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, - .idVendor = 0x1943, /* Vendor ID Sensoray */ - .idProduct = 0x2250, /* Product ID of 2250/2251 */ - .bcdDevice_lo = 0x1, - .bcdDevice_hi = 0x1, - .driver_info = (kernel_ulong_t)GO7007_BOARDID_SENSORAY_2250, - }, - { } /* Terminating entry */ -}; - -MODULE_DEVICE_TABLE(usb, go7007_usb_id_table); - -/********************* Driver for EZ-USB HPI interface *********************/ - -static int go7007_usb_vendor_request(struct go7007 *go, int request, - int value, int index, void *transfer_buffer, int length, int in) -{ - struct go7007_usb *usb = go->hpi_context; - int timeout = 5000; - - if (in) { - return usb_control_msg(usb->usbdev, - usb_rcvctrlpipe(usb->usbdev, 0), request, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - value, index, transfer_buffer, length, timeout); - } else { - return usb_control_msg(usb->usbdev, - usb_sndctrlpipe(usb->usbdev, 0), request, - USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, index, transfer_buffer, length, timeout); - } -} - -static int go7007_usb_interface_reset(struct go7007 *go) -{ - struct go7007_usb *usb = go->hpi_context; - u16 intr_val, intr_data; - - /* Reset encoder */ - if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0) - return -1; - msleep(100); - - if (usb->board->flags & GO7007_USB_EZUSB) { - /* Reset buffer in EZ-USB */ -#ifdef GO7007_USB_DEBUG - printk(KERN_DEBUG "go7007-usb: resetting EZ-USB buffers\n"); -#endif - if (go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0 || - go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0) - return -1; - - /* Reset encoder again */ - if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0) - return -1; - msleep(100); - } - - /* Wait for an interrupt to indicate successful hardware reset */ - if (go7007_read_interrupt(go, &intr_val, &intr_data) < 0 || - (intr_val & ~0x1) != 0x55aa) { - printk(KERN_ERR - "go7007-usb: unable to reset the USB interface\n"); - return -1; - } - return 0; -} - -static int go7007_usb_ezusb_write_interrupt(struct go7007 *go, - int addr, int data) -{ - struct go7007_usb *usb = go->hpi_context; - int i, r; - u16 status_reg; - int timeout = 500; - -#ifdef GO7007_USB_DEBUG - printk(KERN_DEBUG - "go7007-usb: WriteInterrupt: %04x %04x\n", addr, data); -#endif - - for (i = 0; i < 100; ++i) { - r = usb_control_msg(usb->usbdev, - usb_rcvctrlpipe(usb->usbdev, 0), 0x14, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0, HPI_STATUS_ADDR, &status_reg, - sizeof(status_reg), timeout); - if (r < 0) - goto write_int_error; - __le16_to_cpus(&status_reg); - if (!(status_reg & 0x0010)) - break; - msleep(10); - } - if (i == 100) { - printk(KERN_ERR - "go7007-usb: device is hung, status reg = 0x%04x\n", - status_reg); - return -1; - } - r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0), 0x12, - USB_TYPE_VENDOR | USB_RECIP_DEVICE, data, - INT_PARAM_ADDR, NULL, 0, timeout); - if (r < 0) - goto write_int_error; - r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0), - 0x12, USB_TYPE_VENDOR | USB_RECIP_DEVICE, addr, - INT_INDEX_ADDR, NULL, 0, timeout); - if (r < 0) - goto write_int_error; - return 0; - -write_int_error: - printk(KERN_ERR "go7007-usb: error in WriteInterrupt: %d\n", r); - return r; -} - -static int go7007_usb_onboard_write_interrupt(struct go7007 *go, - int addr, int data) -{ - struct go7007_usb *usb = go->hpi_context; - u8 *tbuf; - int r; - int timeout = 500; - -#ifdef GO7007_USB_DEBUG - printk(KERN_DEBUG - "go7007-usb: WriteInterrupt: %04x %04x\n", addr, data); -#endif - - tbuf = kzalloc(8, GFP_KERNEL); - if (tbuf == NULL) - return -ENOMEM; - tbuf[0] = data & 0xff; - tbuf[1] = data >> 8; - tbuf[2] = addr & 0xff; - tbuf[3] = addr >> 8; - r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 2), 0x00, - USB_TYPE_VENDOR | USB_RECIP_ENDPOINT, 0x55aa, - 0xf0f0, tbuf, 8, timeout); - kfree(tbuf); - if (r < 0) { - printk(KERN_ERR "go7007-usb: error in WriteInterrupt: %d\n", r); - return r; - } - return 0; -} - -static void go7007_usb_readinterrupt_complete(struct urb *urb) -{ - struct go7007 *go = (struct go7007 *)urb->context; - u16 *regs = (u16 *)urb->transfer_buffer; - int status = urb->status; - - if (status) { - if (status != -ESHUTDOWN && - go->status != STATUS_SHUTDOWN) { - printk(KERN_ERR - "go7007-usb: error in read interrupt: %d\n", - urb->status); - } else { - wake_up(&go->interrupt_waitq); - return; - } - } else if (urb->actual_length != urb->transfer_buffer_length) { - printk(KERN_ERR "go7007-usb: short read in interrupt pipe!\n"); - } else { - go->interrupt_available = 1; - go->interrupt_data = __le16_to_cpu(regs[0]); - go->interrupt_value = __le16_to_cpu(regs[1]); -#ifdef GO7007_USB_DEBUG - printk(KERN_DEBUG "go7007-usb: ReadInterrupt: %04x %04x\n", - go->interrupt_value, go->interrupt_data); -#endif - } - - wake_up(&go->interrupt_waitq); -} - -static int go7007_usb_read_interrupt(struct go7007 *go) -{ - struct go7007_usb *usb = go->hpi_context; - int r; - - r = usb_submit_urb(usb->intr_urb, GFP_KERNEL); - if (r < 0) { - printk(KERN_ERR - "go7007-usb: unable to submit interrupt urb: %d\n", r); - return r; - } - return 0; -} - -static void go7007_usb_read_video_pipe_complete(struct urb *urb) -{ - struct go7007 *go = (struct go7007 *)urb->context; - int r, status = urb->status; - - if (!go->streaming) { - wake_up_interruptible(&go->frame_waitq); - return; - } - if (status) { - printk(KERN_ERR "go7007-usb: error in video pipe: %d\n", - status); - return; - } - if (urb->actual_length != urb->transfer_buffer_length) { - printk(KERN_ERR "go7007-usb: short read in video pipe!\n"); - return; - } - go7007_parse_video_stream(go, urb->transfer_buffer, urb->actual_length); - r = usb_submit_urb(urb, GFP_ATOMIC); - if (r < 0) - printk(KERN_ERR "go7007-usb: error in video pipe: %d\n", r); -} - -static void go7007_usb_read_audio_pipe_complete(struct urb *urb) -{ - struct go7007 *go = (struct go7007 *)urb->context; - int r, status = urb->status; - - if (!go->streaming) - return; - if (status) { - printk(KERN_ERR "go7007-usb: error in audio pipe: %d\n", - status); - return; - } - if (urb->actual_length != urb->transfer_buffer_length) { - printk(KERN_ERR "go7007-usb: short read in audio pipe!\n"); - return; - } - if (go->audio_deliver != NULL) - go->audio_deliver(go, urb->transfer_buffer, urb->actual_length); - r = usb_submit_urb(urb, GFP_ATOMIC); - if (r < 0) - printk(KERN_ERR "go7007-usb: error in audio pipe: %d\n", r); -} - -static int go7007_usb_stream_start(struct go7007 *go) -{ - struct go7007_usb *usb = go->hpi_context; - int i, r; - - for (i = 0; i < 8; ++i) { - r = usb_submit_urb(usb->video_urbs[i], GFP_KERNEL); - if (r < 0) { - printk(KERN_ERR "go7007-usb: error submitting video " - "urb %d: %d\n", i, r); - goto video_submit_failed; - } - } - if (!go->audio_enabled) - return 0; - - for (i = 0; i < 8; ++i) { - r = usb_submit_urb(usb->audio_urbs[i], GFP_KERNEL); - if (r < 0) { - printk(KERN_ERR "go7007-usb: error submitting audio " - "urb %d: %d\n", i, r); - goto audio_submit_failed; - } - } - return 0; - -audio_submit_failed: - for (i = 0; i < 7; ++i) - usb_kill_urb(usb->audio_urbs[i]); -video_submit_failed: - for (i = 0; i < 8; ++i) - usb_kill_urb(usb->video_urbs[i]); - return -1; -} - -static int go7007_usb_stream_stop(struct go7007 *go) -{ - struct go7007_usb *usb = go->hpi_context; - int i; - - if (go->status == STATUS_SHUTDOWN) - return 0; - for (i = 0; i < 8; ++i) - usb_kill_urb(usb->video_urbs[i]); - if (go->audio_enabled) - for (i = 0; i < 8; ++i) - usb_kill_urb(usb->audio_urbs[i]); - return 0; -} - -static int go7007_usb_send_firmware(struct go7007 *go, u8 *data, int len) -{ - struct go7007_usb *usb = go->hpi_context; - int transferred, pipe; - int timeout = 500; - -#ifdef GO7007_USB_DEBUG - printk(KERN_DEBUG "go7007-usb: DownloadBuffer sending %d bytes\n", len); -#endif - - if (usb->board->flags & GO7007_USB_EZUSB) - pipe = usb_sndbulkpipe(usb->usbdev, 2); - else - pipe = usb_sndbulkpipe(usb->usbdev, 3); - - return usb_bulk_msg(usb->usbdev, pipe, data, len, - &transferred, timeout); -} - -static struct go7007_hpi_ops go7007_usb_ezusb_hpi_ops = { - .interface_reset = go7007_usb_interface_reset, - .write_interrupt = go7007_usb_ezusb_write_interrupt, - .read_interrupt = go7007_usb_read_interrupt, - .stream_start = go7007_usb_stream_start, - .stream_stop = go7007_usb_stream_stop, - .send_firmware = go7007_usb_send_firmware, -}; - -static struct go7007_hpi_ops go7007_usb_onboard_hpi_ops = { - .interface_reset = go7007_usb_interface_reset, - .write_interrupt = go7007_usb_onboard_write_interrupt, - .read_interrupt = go7007_usb_read_interrupt, - .stream_start = go7007_usb_stream_start, - .stream_stop = go7007_usb_stream_stop, - .send_firmware = go7007_usb_send_firmware, -}; - -/********************* Driver for EZ-USB I2C adapter *********************/ - -static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter, - struct i2c_msg msgs[], int num) -{ - struct go7007 *go = i2c_get_adapdata(adapter); - struct go7007_usb *usb = go->hpi_context; - u8 buf[16]; - int buf_len, i; - int ret = -1; - - if (go->status == STATUS_SHUTDOWN) - return -1; - - mutex_lock(&usb->i2c_lock); - - for (i = 0; i < num; ++i) { - /* The hardware command is "write some bytes then read some - * bytes", so we try to coalesce a write followed by a read - * into a single USB transaction */ - if (i + 1 < num && msgs[i].addr == msgs[i + 1].addr && - !(msgs[i].flags & I2C_M_RD) && - (msgs[i + 1].flags & I2C_M_RD)) { -#ifdef GO7007_I2C_DEBUG - printk(KERN_DEBUG "go7007-usb: i2c write/read %d/%d " - "bytes on %02x\n", msgs[i].len, - msgs[i + 1].len, msgs[i].addr); -#endif - buf[0] = 0x01; - buf[1] = msgs[i].len + 1; - buf[2] = msgs[i].addr << 1; - memcpy(&buf[3], msgs[i].buf, msgs[i].len); - buf_len = msgs[i].len + 3; - buf[buf_len++] = msgs[++i].len; - } else if (msgs[i].flags & I2C_M_RD) { -#ifdef GO7007_I2C_DEBUG - printk(KERN_DEBUG "go7007-usb: i2c read %d " - "bytes on %02x\n", msgs[i].len, - msgs[i].addr); -#endif - buf[0] = 0x01; - buf[1] = 1; - buf[2] = msgs[i].addr << 1; - buf[3] = msgs[i].len; - buf_len = 4; - } else { -#ifdef GO7007_I2C_DEBUG - printk(KERN_DEBUG "go7007-usb: i2c write %d " - "bytes on %02x\n", msgs[i].len, - msgs[i].addr); -#endif - buf[0] = 0x00; - buf[1] = msgs[i].len + 1; - buf[2] = msgs[i].addr << 1; - memcpy(&buf[3], msgs[i].buf, msgs[i].len); - buf_len = msgs[i].len + 3; - buf[buf_len++] = 0; - } - if (go7007_usb_vendor_request(go, 0x24, 0, 0, - buf, buf_len, 0) < 0) - goto i2c_done; - if (msgs[i].flags & I2C_M_RD) { - memset(buf, 0, sizeof(buf)); - if (go7007_usb_vendor_request(go, 0x25, 0, 0, buf, - msgs[i].len + 1, 1) < 0) - goto i2c_done; - memcpy(msgs[i].buf, buf + 1, msgs[i].len); - } - } - ret = 0; - -i2c_done: - mutex_unlock(&usb->i2c_lock); - return ret; -} - -static u32 go7007_usb_functionality(struct i2c_adapter *adapter) -{ - /* No errors are reported by the hardware, so we don't bother - * supporting quick writes to avoid confusing probing */ - return (I2C_FUNC_SMBUS_EMUL) & ~I2C_FUNC_SMBUS_QUICK; -} - -static struct i2c_algorithm go7007_usb_algo = { - .master_xfer = go7007_usb_i2c_master_xfer, - .functionality = go7007_usb_functionality, -}; - -static struct i2c_adapter go7007_usb_adap_templ = { - .owner = THIS_MODULE, - .name = "WIS GO7007SB EZ-USB", - .algo = &go7007_usb_algo, -}; - -/********************* USB add/remove functions *********************/ - -static int go7007_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - struct go7007 *go; - struct go7007_usb *usb; - struct go7007_usb_board *board; - struct usb_device *usbdev = interface_to_usbdev(intf); - char *name; - int video_pipe, i, v_urb_len; - - printk(KERN_DEBUG "go7007-usb: probing new GO7007 USB board\n"); - - switch (id->driver_info) { - case GO7007_BOARDID_MATRIX_II: - name = "WIS Matrix II or compatible"; - board = &board_matrix_ii; - break; - case GO7007_BOARDID_MATRIX_RELOAD: - name = "WIS Matrix Reloaded or compatible"; - board = &board_matrix_reload; - break; - case GO7007_BOARDID_MATRIX_REV: - name = "WIS Matrix Revolution or compatible"; - board = &board_matrix_revolution; - break; - case GO7007_BOARDID_STAR_TREK: - name = "WIS Star Trek or compatible"; - board = &board_star_trek; - break; - case GO7007_BOARDID_XMEN: - name = "WIS XMen or compatible"; - board = &board_xmen; - break; - case GO7007_BOARDID_XMEN_II: - name = "WIS XMen II or compatible"; - board = &board_xmen; - break; - case GO7007_BOARDID_XMEN_III: - name = "WIS XMen III or compatible"; - board = &board_xmen; - break; - case GO7007_BOARDID_PX_M402U: - name = "Plextor PX-M402U"; - board = &board_matrix_ii; - break; - case GO7007_BOARDID_PX_TV402U_ANY: - name = "Plextor PX-TV402U (unknown tuner)"; - board = &board_px_tv402u; - break; - case GO7007_BOARDID_LIFEVIEW_LR192: - printk(KERN_ERR "go7007-usb: The Lifeview TV Walker Ultra " - "is not supported. Sorry!\n"); - return 0; - name = "Lifeview TV Walker Ultra"; - board = &board_lifeview_lr192; - break; - case GO7007_BOARDID_SENSORAY_2250: - printk(KERN_INFO "Sensoray 2250 found\n"); - name = "Sensoray 2250/2251"; - board = &board_sensoray_2250; - break; - default: - printk(KERN_ERR "go7007-usb: unknown board ID %d!\n", - (unsigned int)id->driver_info); - return 0; - } - - usb = kzalloc(sizeof(struct go7007_usb), GFP_KERNEL); - if (usb == NULL) - return -ENOMEM; - - /* Allocate the URB and buffer for receiving incoming interrupts */ - usb->intr_urb = usb_alloc_urb(0, GFP_KERNEL); - if (usb->intr_urb == NULL) - goto allocfail; - usb->intr_urb->transfer_buffer = kmalloc(2*sizeof(u16), GFP_KERNEL); - if (usb->intr_urb->transfer_buffer == NULL) - goto allocfail; - - go = go7007_alloc(&board->main_info, &intf->dev); - if (go == NULL) - goto allocfail; - usb->board = board; - usb->usbdev = usbdev; - go->board_id = id->driver_info; - strncpy(go->name, name, sizeof(go->name)); - if (board->flags & GO7007_USB_EZUSB) - go->hpi_ops = &go7007_usb_ezusb_hpi_ops; - else - go->hpi_ops = &go7007_usb_onboard_hpi_ops; - go->hpi_context = usb; - usb_fill_int_urb(usb->intr_urb, usb->usbdev, - usb_rcvintpipe(usb->usbdev, 4), - usb->intr_urb->transfer_buffer, 2*sizeof(u16), - go7007_usb_readinterrupt_complete, go, 8); - usb_set_intfdata(intf, &go->v4l2_dev); - - /* Boot the GO7007 */ - if (go7007_boot_encoder(go, go->board_info->flags & - GO7007_BOARD_USE_ONBOARD_I2C) < 0) - goto initfail; - - /* Register the EZ-USB I2C adapter, if we're using it */ - if (board->flags & GO7007_USB_EZUSB_I2C) { - memcpy(&go->i2c_adapter, &go7007_usb_adap_templ, - sizeof(go7007_usb_adap_templ)); - mutex_init(&usb->i2c_lock); - go->i2c_adapter.dev.parent = go->dev; - i2c_set_adapdata(&go->i2c_adapter, go); - if (i2c_add_adapter(&go->i2c_adapter) < 0) { - printk(KERN_ERR - "go7007-usb: error: i2c_add_adapter failed\n"); - goto initfail; - } - go->i2c_adapter_online = 1; - } - - /* Pelco and Adlink reused the XMen and XMen-III vendor and product - * IDs for their own incompatible designs. We can detect XMen boards - * by probing the sensor, but there is no way to probe the sensors on - * the Pelco and Adlink designs so we default to the Adlink. If it - * is actually a Pelco, the user must set the assume_endura module - * parameter. */ - if ((go->board_id == GO7007_BOARDID_XMEN || - go->board_id == GO7007_BOARDID_XMEN_III) && - go->i2c_adapter_online) { - union i2c_smbus_data data; - - /* Check to see if register 0x0A is 0x76 */ - i2c_smbus_xfer(&go->i2c_adapter, 0x21, I2C_CLIENT_SCCB, - I2C_SMBUS_READ, 0x0A, I2C_SMBUS_BYTE_DATA, &data); - if (data.byte != 0x76) { - if (assume_endura) { - go->board_id = GO7007_BOARDID_ENDURA; - usb->board = board = &board_endura; - go->board_info = &board->main_info; - strncpy(go->name, "Pelco Endura", - sizeof(go->name)); - } else { - u16 channel; - - /* set GPIO5 to be an output, currently low */ - go7007_write_addr(go, 0x3c82, 0x0000); - go7007_write_addr(go, 0x3c80, 0x00df); - /* read channel number from GPIO[1:0] */ - go7007_read_addr(go, 0x3c81, &channel); - channel &= 0x3; - go->board_id = GO7007_BOARDID_ADLINK_MPG24; - usb->board = board = &board_adlink_mpg24; - go->board_info = &board->main_info; - go->channel_number = channel; - snprintf(go->name, sizeof(go->name), - "Adlink PCI-MPG24, channel #%d", - channel); - } - } - } - - /* Probe the tuner model on the TV402U */ - if (go->board_id == GO7007_BOARDID_PX_TV402U_ANY) { - u8 data[3]; - - /* Board strapping indicates tuner model */ - if (go7007_usb_vendor_request(go, 0x41, 0, 0, data, 3, 1) < 0) { - printk(KERN_ERR "go7007-usb: GPIO read failed!\n"); - goto initfail; - } - switch (data[0] >> 6) { - case 1: - go->board_id = GO7007_BOARDID_PX_TV402U_EU; - go->tuner_type = TUNER_SONY_BTF_PG472Z; - strncpy(go->name, "Plextor PX-TV402U-EU", - sizeof(go->name)); - break; - case 2: - go->board_id = GO7007_BOARDID_PX_TV402U_JP; - go->tuner_type = TUNER_SONY_BTF_PK467Z; - strncpy(go->name, "Plextor PX-TV402U-JP", - sizeof(go->name)); - break; - case 3: - go->board_id = GO7007_BOARDID_PX_TV402U_NA; - go->tuner_type = TUNER_SONY_BTF_PB463Z; - strncpy(go->name, "Plextor PX-TV402U-NA", - sizeof(go->name)); - break; - default: - printk(KERN_DEBUG "go7007-usb: unable to detect " - "tuner type!\n"); - break; - } - /* Configure tuner mode selection inputs connected - * to the EZ-USB GPIO output pins */ - if (go7007_usb_vendor_request(go, 0x40, 0x7f02, 0, - NULL, 0, 0) < 0) { - printk(KERN_ERR "go7007-usb: GPIO write failed!\n"); - goto initfail; - } - } - - /* Print a nasty message if the user attempts to use a USB2.0 device in - * a USB1.1 port. There will be silent corruption of the stream. */ - if ((board->flags & GO7007_USB_EZUSB) && - usbdev->speed != USB_SPEED_HIGH) - printk(KERN_ERR "go7007-usb: *** WARNING *** This device " - "must be connected to a USB 2.0 port! " - "Attempting to capture video through a USB 1.1 " - "port will result in stream corruption, even " - "at low bitrates!\n"); - - /* Do any final GO7007 initialization, then register the - * V4L2 and ALSA interfaces */ - if (go7007_register_encoder(go) < 0) - goto initfail; - - /* Allocate the URBs and buffers for receiving the video stream */ - if (board->flags & GO7007_USB_EZUSB) { - v_urb_len = 1024; - video_pipe = usb_rcvbulkpipe(usb->usbdev, 6); - } else { - v_urb_len = 512; - video_pipe = usb_rcvbulkpipe(usb->usbdev, 1); - } - for (i = 0; i < 8; ++i) { - usb->video_urbs[i] = usb_alloc_urb(0, GFP_KERNEL); - if (usb->video_urbs[i] == NULL) - goto initfail; - usb->video_urbs[i]->transfer_buffer = - kmalloc(v_urb_len, GFP_KERNEL); - if (usb->video_urbs[i]->transfer_buffer == NULL) - goto initfail; - usb_fill_bulk_urb(usb->video_urbs[i], usb->usbdev, video_pipe, - usb->video_urbs[i]->transfer_buffer, v_urb_len, - go7007_usb_read_video_pipe_complete, go); - } - - /* Allocate the URBs and buffers for receiving the audio stream */ - if ((board->flags & GO7007_USB_EZUSB) && go->audio_enabled) - for (i = 0; i < 8; ++i) { - usb->audio_urbs[i] = usb_alloc_urb(0, GFP_KERNEL); - if (usb->audio_urbs[i] == NULL) - goto initfail; - usb->audio_urbs[i]->transfer_buffer = kmalloc(4096, - GFP_KERNEL); - if (usb->audio_urbs[i]->transfer_buffer == NULL) - goto initfail; - usb_fill_bulk_urb(usb->audio_urbs[i], usb->usbdev, - usb_rcvbulkpipe(usb->usbdev, 8), - usb->audio_urbs[i]->transfer_buffer, 4096, - go7007_usb_read_audio_pipe_complete, go); - } - - - go->status = STATUS_ONLINE; - return 0; - -initfail: - go->status = STATUS_SHUTDOWN; - return 0; - -allocfail: - if (usb->intr_urb) { - kfree(usb->intr_urb->transfer_buffer); - usb_free_urb(usb->intr_urb); - } - kfree(usb); - return -ENOMEM; -} - -static void go7007_usb_disconnect(struct usb_interface *intf) -{ - struct go7007 *go = to_go7007(usb_get_intfdata(intf)); - struct go7007_usb *usb = go->hpi_context; - struct urb *vurb, *aurb; - int i; - - go->status = STATUS_SHUTDOWN; - usb_kill_urb(usb->intr_urb); - - /* Free USB-related structs */ - for (i = 0; i < 8; ++i) { - vurb = usb->video_urbs[i]; - if (vurb) { - usb_kill_urb(vurb); - kfree(vurb->transfer_buffer); - usb_free_urb(vurb); - } - aurb = usb->audio_urbs[i]; - if (aurb) { - usb_kill_urb(aurb); - kfree(aurb->transfer_buffer); - usb_free_urb(aurb); - } - } - kfree(usb->intr_urb->transfer_buffer); - usb_free_urb(usb->intr_urb); - - kfree(go->hpi_context); - - go7007_remove(go); -} - -static struct usb_driver go7007_usb_driver = { - .name = "go7007", - .probe = go7007_usb_probe, - .disconnect = go7007_usb_disconnect, - .id_table = go7007_usb_id_table, -}; - -static int __init go7007_usb_init(void) -{ - return usb_register(&go7007_usb_driver); -} - -static void __exit go7007_usb_cleanup(void) -{ - usb_deregister(&go7007_usb_driver); -} - -module_init(go7007_usb_init); -module_exit(go7007_usb_cleanup); - -MODULE_LICENSE("GPL v2"); |