diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/dvb/b2c2/Kconfig | 13 | ||||
| -rw-r--r-- | drivers/media/dvb/b2c2/Makefile | 3 | ||||
| -rw-r--r-- | drivers/media/dvb/b2c2/b2c2-common.c | 214 | ||||
| -rw-r--r-- | drivers/media/dvb/b2c2/b2c2-usb-core.c | 549 |
4 files changed, 0 insertions, 779 deletions
diff --git a/drivers/media/dvb/b2c2/Kconfig b/drivers/media/dvb/b2c2/Kconfig index 52596907a0be..f1f6187b7c1e 100644 --- a/drivers/media/dvb/b2c2/Kconfig +++ b/drivers/media/dvb/b2c2/Kconfig @@ -11,16 +11,3 @@ config DVB_B2C2_SKYSTAR for the B2C2/BBTI Air2PC-ATSC card. Say Y if you own such a device and want to use it. - -config DVB_B2C2_USB - tristate "B2C2/Technisat Air/Sky/Cable2PC USB" - depends on DVB_CORE && USB && EXPERIMENTAL - select DVB_STV0299 - select DVB_MT352 - help - Support for the Air/Sky/Cable2PC USB DVB device by B2C2. Currently - the does nothing, but providing basic function for the used usb - protocol. - - Say Y if you own such a device and want to use it. - diff --git a/drivers/media/dvb/b2c2/Makefile b/drivers/media/dvb/b2c2/Makefile index 9fb1247bfab8..f9cdc6f052d7 100644 --- a/drivers/media/dvb/b2c2/Makefile +++ b/drivers/media/dvb/b2c2/Makefile @@ -1,6 +1,3 @@ -obj-b2c2-usb = b2c2-usb-core.o b2c2-common.o - obj-$(CONFIG_DVB_B2C2_SKYSTAR) += skystar2.o -obj-$(CONFIG_DVB_B2C2_USB) + = b2c2-usb.o EXTRA_CFLAGS = -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/ diff --git a/drivers/media/dvb/b2c2/b2c2-common.c b/drivers/media/dvb/b2c2/b2c2-common.c deleted file mode 100644 index 000d60c405e3..000000000000 --- a/drivers/media/dvb/b2c2/b2c2-common.c +++ /dev/null @@ -1,214 +0,0 @@ -/* - * b2c2-common.c - common methods for the B2C2/Technisat SkyStar2 PCI DVB card and - * for the B2C2/Technisat Sky/Cable/AirStar USB devices - * based on the FlexCopII/FlexCopIII by B2C2, Inc. - * - * Copyright (C) 2003 Vadim Catana, skystar@moldova.cc - * - * FIX: DISEQC Tone Burst in flexcop_diseqc_ioctl() - * FIX: FULL soft DiSEqC for skystar2 (FlexCopII rev 130) VP310 equipped - * Vincenzo Di Massa, hawk.it at tiscalinet.it - * - * Converted to Linux coding style - * Misc reorganization, polishing, restyling - * Roberto Ragusa, r.ragusa at libero.it - * - * Added hardware filtering support, - * Niklas Peinecke, peinecke at gdv.uni-hannover.de - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * 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 Lesser 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 "stv0299.h" -#include "mt352.h" -#include "mt312.h" - -static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend* fe, u32 srate, u32 ratio) -{ - u8 aclk = 0; - u8 bclk = 0; - - if (srate < 1500000) { aclk = 0xb7; bclk = 0x47; } - else if (srate < 3000000) { aclk = 0xb7; bclk = 0x4b; } - else if (srate < 7000000) { aclk = 0xb7; bclk = 0x4f; } - else if (srate < 14000000) { aclk = 0xb7; bclk = 0x53; } - else if (srate < 30000000) { aclk = 0xb6; bclk = 0x53; } - else if (srate < 45000000) { aclk = 0xb4; bclk = 0x51; } - - stv0299_writereg (fe, 0x13, aclk); - stv0299_writereg (fe, 0x14, bclk); - stv0299_writereg (fe, 0x1f, (ratio >> 16) & 0xff); - stv0299_writereg (fe, 0x20, (ratio >> 8) & 0xff); - stv0299_writereg (fe, 0x21, (ratio ) & 0xf0); - - return 0; -} - -static int samsung_tbmu24112_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) -{ - u8 buf[4]; - u32 div; - struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) }; -// struct adapter* adapter = (struct adapter*) fe->dvb->priv; - - div = params->frequency / 125; - - buf[0] = (div >> 8) & 0x7f; - buf[1] = div & 0xff; - buf[2] = 0x84; // 0xC4 - buf[3] = 0x08; - - if (params->frequency < 1500000) buf[3] |= 0x10; - -// if (i2c_transfer (&adapter->i2c_adap, &msg, 1) != 1) return -EIO; - return 0; -} - -static u8 samsung_tbmu24112_inittab[] = { - 0x01, 0x15, - 0x02, 0x30, - 0x03, 0x00, - 0x04, 0x7D, - 0x05, 0x35, - 0x06, 0x02, - 0x07, 0x00, - 0x08, 0xC3, - 0x0C, 0x00, - 0x0D, 0x81, - 0x0E, 0x23, - 0x0F, 0x12, - 0x10, 0x7E, - 0x11, 0x84, - 0x12, 0xB9, - 0x13, 0x88, - 0x14, 0x89, - 0x15, 0xC9, - 0x16, 0x00, - 0x17, 0x5C, - 0x18, 0x00, - 0x19, 0x00, - 0x1A, 0x00, - 0x1C, 0x00, - 0x1D, 0x00, - 0x1E, 0x00, - 0x1F, 0x3A, - 0x20, 0x2E, - 0x21, 0x80, - 0x22, 0xFF, - 0x23, 0xC1, - 0x28, 0x00, - 0x29, 0x1E, - 0x2A, 0x14, - 0x2B, 0x0F, - 0x2C, 0x09, - 0x2D, 0x05, - 0x31, 0x1F, - 0x32, 0x19, - 0x33, 0xFE, - 0x34, 0x93, - 0xff, 0xff, -}; - -static struct stv0299_config samsung_tbmu24112_config = { - .demod_address = 0x68, - .inittab = samsung_tbmu24112_inittab, - .mclk = 88000000UL, - .invert = 0, - .enhanced_tuning = 0, - .skip_reinit = 0, - .lock_output = STV0229_LOCKOUTPUT_LK, - .volt13_op0_op1 = STV0299_VOLT13_OP1, - .min_delay_ms = 100, - .set_symbol_rate = samsung_tbmu24112_set_symbol_rate, - .pll_set = samsung_tbmu24112_pll_set, -}; - - - - - -static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe) -{ - static u8 mt352_clock_config [] = { 0x89, 0x10, 0x2d }; - static u8 mt352_reset [] = { 0x50, 0x80 }; - static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 }; - static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0xa1 }; - static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 }; - - mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); - udelay(2000); - mt352_write(fe, mt352_reset, sizeof(mt352_reset)); - mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); - - mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); - mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg)); - - return 0; -} - -static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) -{ - u32 div; - unsigned char bs = 0; - - #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */ - div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6; - - if (params->frequency >= 48000000 && params->frequency <= 154000000) bs = 0x09; - if (params->frequency >= 161000000 && params->frequency <= 439000000) bs = 0x0a; - if (params->frequency >= 447000000 && params->frequency <= 863000000) bs = 0x08; - - pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address - pllbuf[1] = div >> 8; - pllbuf[2] = div & 0xff; - pllbuf[3] = 0xcc; - pllbuf[4] = bs; - - return 0; -} - -static struct mt352_config samsung_tdtc9251dh0_config = { - - .demod_address = 0x0f, - .demod_init = samsung_tdtc9251dh0_demod_init, - .pll_set = samsung_tdtc9251dh0_pll_set, -}; - -static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) -{ - u8 buf[4]; - u32 div; - struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) }; -// struct adapter* adapter = (struct adapter*) fe->dvb->priv; - - div = (params->frequency + (125/2)) / 125; - - buf[0] = (div >> 8) & 0x7f; - buf[1] = (div >> 0) & 0xff; - buf[2] = 0x84 | ((div >> 10) & 0x60); - buf[3] = 0x80; - - if (params->frequency < 1550000) - buf[3] |= 0x02; - - //if (i2c_transfer (&adapter->i2c_adap, &msg, 1) != 1) return -EIO; - return 0; -} - -static struct mt312_config skystar23_samsung_tbdu18132_config = { - - .demod_address = 0x0e, - .pll_set = skystar23_samsung_tbdu18132_pll_set, -}; diff --git a/drivers/media/dvb/b2c2/b2c2-usb-core.c b/drivers/media/dvb/b2c2/b2c2-usb-core.c deleted file mode 100644 index 9306da046c91..000000000000 --- a/drivers/media/dvb/b2c2/b2c2-usb-core.c +++ /dev/null @@ -1,549 +0,0 @@ -/* - * Copyright (C) 2004 Patrick Boettcher <patrick.boettcher@desy.de>, - * Luca Bertagnolio <>, - * - * based on information provided by John Jurrius from BBTI, Inc. - * - * 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. - * - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/usb.h> -#include <linux/moduleparam.h> -#include <linux/pci.h> -#include <linux/version.h> - -#include "dmxdev.h" -#include "dvb_demux.h" -#include "dvb_filter.h" -#include "dvb_net.h" -#include "dvb_frontend.h" - -/* debug */ -#define dprintk(level,args...) \ - do { if ((debug & level)) { printk(args); } } while (0) -#define debug_dump(b,l) if (debug) {\ - int i; deb_xfer("%s: %d > ",__FUNCTION__,l); \ - for (i = 0; i < l; i++) deb_xfer("%02x ", b[i]); \ - deb_xfer("\n");\ -} - -static int debug; -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "set debugging level (1=info,ts=2,ctrl=4 (or-able))."); - -#define deb_info(args...) dprintk(0x01,args) -#define deb_ts(args...) dprintk(0x02,args) -#define deb_ctrl(args...) dprintk(0x04,args) - -/* Version information */ -#define DRIVER_VERSION "0.0" -#define DRIVER_DESC "Driver for B2C2/Technisat Air/Cable/Sky-2-PC USB devices" -#define DRIVER_AUTHOR "Patrick Boettcher, patrick.boettcher@desy.de" - -/* transfer parameters */ -#define B2C2_USB_FRAMES_PER_ISO 4 -#define B2C2_USB_NUM_ISO_URB 4 /* TODO check out a good value */ - -#define B2C2_USB_CTRL_PIPE_IN usb_rcvctrlpipe(b2c2->udev,0) -#define B2C2_USB_CTRL_PIPE_OUT usb_sndctrlpipe(b2c2->udev,0) -#define B2C2_USB_DATA_PIPE usb_rcvisocpipe(b2c2->udev,0x81) - -struct usb_b2c2_usb { - struct usb_device *udev; - struct usb_interface *uintf; - - u8 *iso_buffer; - int buffer_size; - dma_addr_t iso_dma_handle; - struct urb *iso_urb[B2C2_USB_NUM_ISO_URB]; -}; - - -/* - * USB - * 10 90 34 12 78 56 04 00 - * usb_control_msg(udev, usb_sndctrlpipe(udev,0), - * 0x90, - * 0x10, - * 0x1234, - * 0x5678, - * buf, - * 4, - * 5*HZ); - * - * extern int usb_control_msg(struct usb_device *dev, unsigned int pipe, - * __u8 request, - * __u8 requesttype, - * __u16 value, - * __u16 index, - * void *data, - * __u16 size, - * int timeout); - * - */ - -/* request types */ -typedef enum { - -/* something is wrong with this part - RTYPE_READ_DW = (1 << 6), - RTYPE_WRITE_DW_1 = (3 << 6), - RTYPE_READ_V8_MEMORY = (6 << 6), - RTYPE_WRITE_V8_MEMORY = (7 << 6), - RTYPE_WRITE_V8_FLASH = (8 << 6), - RTYPE_GENERIC = (9 << 6), -*/ - RTYPE_READ_DW = (3 << 6), - RTYPE_WRITE_DW_1 = (1 << 6), - - RTYPE_READ_V8_MEMORY = (6 << 6), - RTYPE_WRITE_V8_MEMORY = (7 << 6), - RTYPE_WRITE_V8_FLASH = (8 << 6), - RTYPE_GENERIC = (9 << 6), -} b2c2_usb_request_type_t; - -/* request */ -typedef enum { - B2C2_USB_WRITE_V8_MEM = 0x04, - B2C2_USB_READ_V8_MEM = 0x05, - B2C2_USB_READ_REG = 0x08, - B2C2_USB_WRITE_REG = 0x0A, -/* B2C2_USB_WRITEREGLO = 0x0A, */ - B2C2_USB_WRITEREGHI = 0x0B, - B2C2_USB_FLASH_BLOCK = 0x10, - B2C2_USB_I2C_REQUEST = 0x11, - B2C2_USB_UTILITY = 0x12, -} b2c2_usb_request_t; - -/* function definition for I2C_REQUEST */ -typedef enum { - USB_FUNC_I2C_WRITE = 0x01, - USB_FUNC_I2C_MULTIWRITE = 0x02, - USB_FUNC_I2C_READ = 0x03, - USB_FUNC_I2C_REPEATWRITE = 0x04, - USB_FUNC_GET_DESCRIPTOR = 0x05, - USB_FUNC_I2C_REPEATREAD = 0x06, -/* DKT 020208 - add this to support special case of DiSEqC */ - USB_FUNC_I2C_CHECKWRITE = 0x07, - USB_FUNC_I2C_CHECKRESULT = 0x08, -} b2c2_usb_i2c_function_t; - -/* - * function definition for UTILITY request 0x12 - * DKT 020304 - new utility function - */ -typedef enum { - UTILITY_SET_FILTER = 0x01, - UTILITY_DATA_ENABLE = 0x02, - UTILITY_FLEX_MULTIWRITE = 0x03, - UTILITY_SET_BUFFER_SIZE = 0x04, - UTILITY_FLEX_OPERATOR = 0x05, - UTILITY_FLEX_RESET300_START = 0x06, - UTILITY_FLEX_RESET300_STOP = 0x07, - UTILITY_FLEX_RESET300 = 0x08, - UTILITY_SET_ISO_SIZE = 0x09, - UTILITY_DATA_RESET = 0x0A, - UTILITY_GET_DATA_STATUS = 0x10, - UTILITY_GET_V8_REG = 0x11, -/* DKT 020326 - add function for v1.14 */ - UTILITY_SRAM_WRITE = 0x12, - UTILITY_SRAM_READ = 0x13, - UTILITY_SRAM_TESTFILL = 0x14, - UTILITY_SRAM_TESTSET = 0x15, - UTILITY_SRAM_TESTVERIFY = 0x16, -} b2c2_usb_utility_function_t; - -#define B2C2_WAIT_FOR_OPERATION_RW 1 // 1 s -#define B2C2_WAIT_FOR_OPERATION_RDW 3 // 3 s -#define B2C2_WAIT_FOR_OPERATION_WDW 1 // 1 s - -#define B2C2_WAIT_FOR_OPERATION_V8READ 3 // 3 s -#define B2C2_WAIT_FOR_OPERATION_V8WRITE 3 // 3 s -#define B2C2_WAIT_FOR_OPERATION_V8FLASH 3 // 3 s - -/* JLP 111700: we will include the 1 bit gap between the upper and lower 3 bits - * in the IBI address, to make the V8 code simpler. - * PCI ADDRESS FORMAT: 0x71C -> 0000 0111 0001 1100 (these are the six bits used) - * in general: 0000 0HHH 000L LL00 - * IBI ADDRESS FORMAT: RHHH BLLL - * - * where R is the read(1)/write(0) bit, B is the busy bit - * and HHH and LLL are the two sets of three bits from the PCI address. - */ -#define B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(usPCI) (u8) (((usPCI >> 2) & 0x07) + ((usPCI >> 4) & 0x70)) -#define B2C2_FLEX_INTERNALADDR_TO_PCIOFFSET(ucAddr) (u16) (((ucAddr & 0x07) << 2) + ((ucAddr & 0x70) << 4)) - -/* - * DKT 020228 - forget about this VENDOR_BUFFER_SIZE, read and write register - * deal with DWORD or 4 bytes, that should be should from now on - */ -static u32 b2c2_usb_read_dw(struct usb_b2c2_usb *b2c2, u16 wRegOffsPCI) -{ - u32 val; - u16 wAddress = B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(wRegOffsPCI) | 0x0080; - int len = usb_control_msg(b2c2->udev, - B2C2_USB_CTRL_PIPE_IN, - B2C2_USB_READ_REG, - RTYPE_READ_DW, - wAddress, - 0, - &val, - sizeof(u32), - B2C2_WAIT_FOR_OPERATION_RDW * 1000); - - if (len != sizeof(u32)) { - err("error while reading dword from %d (%d).",wAddress,wRegOffsPCI); - return -EIO; - } else - return val; -} - -/* - * DKT 020228 - from now on, we don't support anything older than firm 1.00 - * I eliminated the write register as a 2 trip of writing hi word and lo word - * and force this to write only 4 bytes at a time. - * NOTE: this should work with all the firmware from 1.00 and newer - */ -static int b2c2_usb_write_dw(struct usb_b2c2_usb *b2c2, u16 wRegOffsPCI, u32 val) -{ - u16 wAddress = B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(wRegOffsPCI); - int len = usb_control_msg(b2c2->udev, - B2C2_USB_CTRL_PIPE_OUT, - B2C2_USB_WRITE_REG, - RTYPE_WRITE_DW_1, - wAddress, - 0, - &val, - sizeof(u32), - B2C2_WAIT_FOR_OPERATION_RDW * 1000); - - if (len != sizeof(u32)) { - err("error while reading dword from %d (%d).",wAddress,wRegOffsPCI); - return -EIO; - } else - return 0; -} - -/* - * DKT 010817 - add support for V8 memory read/write and flash update - */ -static int b2c2_usb_v8_memory_req(struct usb_b2c2_usb *b2c2, - b2c2_usb_request_t req, u8 page, u16 wAddress, - u16 buflen, u8 *pbBuffer) -{ - u8 dwRequestType; - u16 wIndex; - int nWaitTime,pipe,len; - - wIndex = page << 8; - - switch (req) { - case B2C2_USB_READ_V8_MEM: - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8READ; - dwRequestType = (u8) RTYPE_READ_V8_MEMORY; - pipe = B2C2_USB_CTRL_PIPE_IN; - break; - case B2C2_USB_WRITE_V8_MEM: - wIndex |= pbBuffer[0]; - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8WRITE; - dwRequestType = (u8) RTYPE_WRITE_V8_MEMORY; - pipe = B2C2_USB_CTRL_PIPE_OUT; - break; - case B2C2_USB_FLASH_BLOCK: - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8FLASH; - dwRequestType = (u8) RTYPE_WRITE_V8_FLASH; - pipe = B2C2_USB_CTRL_PIPE_OUT; - break; - default: - deb_info("unsupported request for v8_mem_req %x.\n",req); - return -EINVAL; - } - len = usb_control_msg(b2c2->udev,pipe, - req, - dwRequestType, - wAddress, - wIndex, - pbBuffer, - buflen, - nWaitTime * 1000); - return len == buflen ? 0 : -EIO; -} - -static int b2c2_usb_i2c_req(struct usb_b2c2_usb *b2c2, - b2c2_usb_request_t req, b2c2_usb_i2c_function_t func, - u8 port, u8 chipaddr, u8 addr, u8 buflen, u8 *buf) -{ - u16 wValue, wIndex; - int nWaitTime,pipe,len; - u8 dwRequestType; - - switch (func) { - case USB_FUNC_I2C_WRITE: - case USB_FUNC_I2C_MULTIWRITE: - case USB_FUNC_I2C_REPEATWRITE: - /* DKT 020208 - add this to support special case of DiSEqC */ - case USB_FUNC_I2C_CHECKWRITE: - pipe = B2C2_USB_CTRL_PIPE_OUT; - nWaitTime = 2; - dwRequestType = (u8) RTYPE_GENERIC; - break; - case USB_FUNC_I2C_READ: - case USB_FUNC_I2C_REPEATREAD: - pipe = B2C2_USB_CTRL_PIPE_IN; - nWaitTime = 2; - dwRequestType = (u8) RTYPE_GENERIC; - break; - default: - deb_info("unsupported function for i2c_req %x\n",func); - return -EINVAL; - } - wValue = (func << 8 ) | port; - wIndex = (chipaddr << 8 ) | addr; - - len = usb_control_msg(b2c2->udev,pipe, - req, - dwRequestType, - addr, - wIndex, - buf, - buflen, - nWaitTime * 1000); - return len == buflen ? 0 : -EIO; -} - -int static b2c2_usb_utility_req(struct usb_b2c2_usb *b2c2, int set, - b2c2_usb_utility_function_t func, u8 extra, u16 wIndex, - u16 buflen, u8 *pvBuffer) -{ - u16 wValue; - int nWaitTime = 2, - pipe = set ? B2C2_USB_CTRL_PIPE_OUT : B2C2_USB_CTRL_PIPE_IN, - len; - - wValue = (func << 8) | extra; - - len = usb_control_msg(b2c2->udev,pipe, - B2C2_USB_UTILITY, - (u8) RTYPE_GENERIC, - wValue, - wIndex, - pvBuffer, - buflen, - nWaitTime * 1000); - return len == buflen ? 0 : -EIO; -} - - - -static void b2c2_dumpfourreg(struct usb_b2c2_usb *b2c2, u16 offs) -{ - u32 r0,r1,r2,r3; - r0 = r1 = r2 = r3 = 0; - r0 = b2c2_usb_read_dw(b2c2,offs); - r1 = b2c2_usb_read_dw(b2c2,offs + 0x04); - r2 = b2c2_usb_read_dw(b2c2,offs + 0x08); - r3 = b2c2_usb_read_dw(b2c2,offs + 0x0c); - deb_ctrl("dump: offset: %03x, %08x, %08x, %08x, %08x\n",offs,r0,r1,r2,r3); -} - -static void b2c2_urb_complete(struct urb *urb, struct pt_regs *ptregs) -{ - struct usb_b2c2_usb *b2c2 = urb->context; - deb_ts("urb completed, bufsize: %d\n",urb->transfer_buffer_length); - -// urb_submit_urb(urb,GFP_ATOMIC); enable for real action -} - -static void b2c2_exit_usb(struct usb_b2c2_usb *b2c2) -{ - int i; - for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) - if (b2c2->iso_urb[i] != NULL) { /* not sure about unlink_urb and iso-urbs TODO */ - deb_info("unlinking/killing urb no. %d\n",i); -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,7) - usb_unlink_urb(b2c2->iso_urb[i]); -#else - usb_kill_urb(b2c2->iso_urb[i]); -#endif - usb_free_urb(b2c2->iso_urb[i]); - } - - if (b2c2->iso_buffer != NULL) - pci_free_consistent(NULL,b2c2->buffer_size, b2c2->iso_buffer, b2c2->iso_dma_handle); - -} - -static int b2c2_init_usb(struct usb_b2c2_usb *b2c2) -{ - u16 frame_size = le16_to_cpu(b2c2->uintf->cur_altsetting->endpoint[0].desc.wMaxPacketSize); - int bufsize = B2C2_USB_NUM_ISO_URB * B2C2_USB_FRAMES_PER_ISO * frame_size,i,j,ret; - int buffer_offset = 0; - - deb_info("creating %d iso-urbs with %d frames each of %d bytes size = %d.\n", - B2C2_USB_NUM_ISO_URB, B2C2_USB_FRAMES_PER_ISO, frame_size,bufsize); - - b2c2->iso_buffer = pci_alloc_consistent(NULL,bufsize,&b2c2->iso_dma_handle); - if (b2c2->iso_buffer == NULL) - return -ENOMEM; - memset(b2c2->iso_buffer, 0, bufsize); - b2c2->buffer_size = bufsize; - - /* creating iso urbs */ - for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) - if (!(b2c2->iso_urb[i] = usb_alloc_urb(B2C2_USB_FRAMES_PER_ISO,GFP_ATOMIC))) { - ret = -ENOMEM; - goto urb_error; - } - /* initialising and submitting iso urbs */ - for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) { - int frame_offset = 0; - struct urb *urb = b2c2->iso_urb[i]; - deb_info("initializing and submitting urb no. %d (buf_offset: %d).\n",i,buffer_offset); - - urb->dev = b2c2->udev; - urb->context = b2c2; - urb->complete = b2c2_urb_complete; - urb->pipe = B2C2_USB_DATA_PIPE; - urb->transfer_flags = URB_ISO_ASAP; - urb->interval = 1; - urb->number_of_packets = B2C2_USB_FRAMES_PER_ISO; - urb->transfer_buffer_length = frame_size * B2C2_USB_FRAMES_PER_ISO; - urb->transfer_buffer = b2c2->iso_buffer + buffer_offset; - - buffer_offset += frame_size * B2C2_USB_FRAMES_PER_ISO; - for (j = 0; j < B2C2_USB_FRAMES_PER_ISO; j++) { - deb_info("urb no: %d, frame: %d, frame_offset: %d\n",i,j,frame_offset); - urb->iso_frame_desc[j].offset = frame_offset; - urb->iso_frame_desc[j].length = frame_size; - frame_offset += frame_size; - } - - if ((ret = usb_submit_urb(b2c2->iso_urb[i],GFP_ATOMIC))) { - err("submitting urb %d failed with %d.",i,ret); - goto urb_error; - } - deb_info("submitted urb no. %d.\n",i); - } - - ret = 0; - goto success; -urb_error: - b2c2_exit_usb(b2c2); -success: - return ret; -} - -static int b2c2_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - struct usb_device *udev = interface_to_usbdev(intf); - struct usb_b2c2_usb *b2c2 = NULL; - int ret; - - b2c2 = kmalloc(sizeof(struct usb_b2c2_usb),GFP_KERNEL); - if (b2c2 == NULL) { - err("no memory"); - return -ENOMEM; - } - b2c2->udev = udev; - b2c2->uintf = intf; - - /* use the alternate setting with the larges buffer */ - usb_set_interface(udev,0,1); - - if ((ret = b2c2_init_usb(b2c2))) - goto usb_init_error; - - usb_set_intfdata(intf,b2c2); - - switch (udev->speed) { - case USB_SPEED_LOW: - err("cannot handle USB speed because it is to sLOW."); - break; - case USB_SPEED_FULL: - info("running at FULL speed."); - break; - case USB_SPEED_HIGH: - info("running at HIGH speed."); - break; - case USB_SPEED_UNKNOWN: /* fall through */ - default: - err("cannot handle USB speed because it is unkown."); - break; - } - - b2c2_dumpfourreg(b2c2,0x200); - b2c2_dumpfourreg(b2c2,0x300); - b2c2_dumpfourreg(b2c2,0x400); - b2c2_dumpfourreg(b2c2,0x700); - - - if (ret == 0) - info("%s successfully initialized and connected.",DRIVER_DESC); - else - info("%s error while loading driver (%d)",DRIVER_DESC,ret); - - ret = 0; - goto success; - -usb_init_error: - kfree(b2c2); -success: - return ret; -} - -static void b2c2_usb_disconnect(struct usb_interface *intf) -{ - struct usb_b2c2_usb *b2c2 = usb_get_intfdata(intf); - usb_set_intfdata(intf,NULL); - if (b2c2 != NULL) { - b2c2_exit_usb(b2c2); - kfree(b2c2); - } - info("%s successfully deinitialized and disconnected.",DRIVER_DESC); - -} - -static struct usb_device_id b2c2_usb_table [] = { - { USB_DEVICE(0x0af7, 0x0101) } -}; - -/* usb specific object needed to register this driver with the usb subsystem */ -static struct usb_driver b2c2_usb_driver = { - .owner = THIS_MODULE, - .name = "dvb_b2c2_usb", - .probe = b2c2_usb_probe, - .disconnect = b2c2_usb_disconnect, - .id_table = b2c2_usb_table, -}; - -/* module stuff */ -static int __init b2c2_usb_init(void) -{ - int result; - if ((result = usb_register(&b2c2_usb_driver))) { - err("usb_register failed. Error number %d",result); - return result; - } - - return 0; -} - -static void __exit b2c2_usb_exit(void) -{ - /* deregister this driver from the USB subsystem */ - usb_deregister(&b2c2_usb_driver); -} - -module_init (b2c2_usb_init); -module_exit (b2c2_usb_exit); - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE("GPL"); -MODULE_DEVICE_TABLE(usb, b2c2_usb_table); |