--- debian/config/amd64 | 4 debian/config/i386 | 4 ubuntu/media/Makefile | 3 ubuntu/media/au0828/Makefile | 15 ubuntu/media/au0828/au0828-cards.c | 178 ++++++ ubuntu/media/au0828/au0828-cards.h | 25 ubuntu/media/au0828/au0828-core.c | 262 +++++++++ ubuntu/media/au0828/au0828-dvb.c | 399 +++++++++++++++ ubuntu/media/au0828/au0828-i2c.c | 388 ++++++++++++++ ubuntu/media/au0828/au0828-reg.h | 38 + ubuntu/media/au0828/au0828.h | 133 +++++ ubuntu/media/au0828/au8522.c | 716 ++++++++++++++++++++++++++ ubuntu/media/au0828/au8522.h | 57 ++ ubuntu/media/au0828/compat.h | 583 +++++++++++++++++++++ ubuntu/media/au0828/xc5000.c | 984 +++++++++++++++++++++++++++++++++++++ ubuntu/media/au0828/xc5000.h | 66 ++ ubuntu/media/au0828/xc5000_priv.h | 38 + 17 files changed, 3893 insertions(+) --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/Makefile @@ -0,0 +1,15 @@ +include $(src)/../../.config + +au0828-objs := au0828-core.o au0828-i2c.o au0828-cards.o au0828-dvb.o + +obj-$(CONFIG_VIDEO_AU0828) += au0828.o + +obj-$(CONFIG_DVB_AU8522) += au8522.o + +obj-$(CONFIG_MEDIA_TUNER_XC5000) += xc5000.o + +EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core +EXTRA_CFLAGS += -Imedia/au8522 +EXTRA_CFLAGS += -Imedia/xc5000 + +EXTRA_CFLAGS += $(extra-cflags-y) $(extra-cflags-m) --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-cards.c @@ -0,0 +1,178 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include "au0828.h" +#include "au0828-cards.h" + +struct au0828_board au0828_boards[] = { + [AU0828_BOARD_UNKNOWN] = { + .name = "Unknown board", + }, + [AU0828_BOARD_HAUPPAUGE_HVR850] = { + .name = "Hauppauge HVR850", + }, + [AU0828_BOARD_HAUPPAUGE_HVR950Q] = { + .name = "Hauppauge HVR950Q", + }, + [AU0828_BOARD_DELL_HVR950Q] = { + .name = "Dell Digital TV Receiver", + }, +}; + +/* Tuner callback function for au0828 boards. Currently only needed + * for HVR1500Q, which has an xc5000 tuner. + */ +int au0828_tuner_callback(void *priv, int command, int arg) +{ + struct au0828_dev *dev = priv; + + dprintk(1, "%s()\n", __func__); + + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_DELL_HVR950Q: + if (command == 0) { + /* Tuner Reset Command from xc5000 */ + /* Drive the tuner into reset and out */ + au0828_clear(dev, REG_001, 2); + mdelay(200); + au0828_set(dev, REG_001, 2); + mdelay(50); + return 0; + } else { + printk(KERN_ERR + "%s(): Unknown command.\n", __func__); + return -EINVAL; + } + break; + } + + return 0; /* Should never be here */ +} + +static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data) +{ + struct tveeprom tv; + + tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data); + + /* Make sure we support the board model */ + switch (tv.model) { + case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */ + case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and basic analog video */ + case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and basic analog video */ + case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and basic analog video */ + case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and basic analog video */ + case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and basic analog video */ + case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and basic analog video */ + case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */ + break; + default: + printk(KERN_WARNING "%s: warning: " + "unknown hauppauge model #%d\n", __func__, tv.model); + break; + } + + printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n", + __func__, tv.model); +} + +void au0828_card_setup(struct au0828_dev *dev) +{ + static u8 eeprom[256]; + + dprintk(1, "%s()\n", __func__); + + if (dev->i2c_rc == 0) { + dev->i2c_client.addr = 0xa0 >> 1; + tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom)); + } + + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_DELL_HVR950Q: + if (dev->i2c_rc == 0) + hauppauge_eeprom(dev, eeprom+0xa0); + break; + } +} + +/* + * The bridge has between 8 and 12 gpios. + * Regs 1 and 0 deal with output enables. + * Regs 3 and 2 deal with direction. + */ +void au0828_gpio_setup(struct au0828_dev *dev) +{ + dprintk(1, "%s()\n", __func__); + + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_DELL_HVR950Q: + /* GPIO's + * 4 - CS5340 + * 5 - AU8522 Demodulator + * 6 - eeprom W/P + * 9 - XC5000 Tuner + */ + + /* Into reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_002, 0x88 | 0x20); + au0828_write(dev, REG_001, 0x0); + au0828_write(dev, REG_000, 0x0); + msleep(100); + + /* Out of reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_001, 0x02); + au0828_write(dev, REG_002, 0x88 | 0x20); + au0828_write(dev, REG_000, 0x88 | 0x20 | 0x40); + msleep(250); + break; + } +} + +/* table of devices that work with this driver */ +struct usb_device_id au0828_usb_id_table [] = { + { USB_DEVICE(0x2040, 0x7200), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7240), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 }, + { USB_DEVICE(0x2040, 0x7210), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7217), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721b), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x0fd9, 0x0008), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721f), + .driver_info = AU0828_BOARD_DELL_HVR950Q }, + { USB_DEVICE(0x2040, 0x7280), + .driver_info = AU0828_BOARD_DELL_HVR950Q }, + { }, +}; + +MODULE_DEVICE_TABLE(usb, au0828_usb_id_table); --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-cards.h @@ -0,0 +1,25 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#define AU0828_BOARD_UNKNOWN 0 +#define AU0828_BOARD_HAUPPAUGE_HVR950Q 1 +#define AU0828_BOARD_HAUPPAUGE_HVR850 2 +#define AU0828_BOARD_DELL_HVR950Q 3 --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-core.c @@ -0,0 +1,262 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include "compat.h" +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 15) +#include +#endif + +#include "au0828.h" + +/* + * 1 = General debug messages + * 2 = USB handling + * 4 = I2C related + * 8 = Bridge related + */ +int au0828_debug; +module_param_named(debug, au0828_debug, int, 0644); +MODULE_PARM_DESC(debug, "enable debug messages"); + +#define _AU0828_BULKPIPE 0x03 +#define _BULKPIPESIZE 0xffff + +static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value, + u16 index, unsigned char *cp, u16 size); +static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value, + u16 index, unsigned char *cp, u16 size); + +/* USB Direction */ +#define CMD_REQUEST_IN 0x00 +#define CMD_REQUEST_OUT 0x01 + +u32 au0828_readreg(struct au0828_dev *dev, u16 reg) +{ + recv_control_msg(dev, CMD_REQUEST_IN, 0, reg, dev->ctrlmsg, 1); + dprintk(8, "%s(0x%x) = 0x%x\n", __func__, reg, dev->ctrlmsg[0]); + return dev->ctrlmsg[0]; +} + +u32 au0828_writereg(struct au0828_dev *dev, u16 reg, u32 val) +{ + dprintk(8, "%s(0x%x, 0x%x)\n", __func__, reg, val); + return send_control_msg(dev, CMD_REQUEST_OUT, val, reg, + dev->ctrlmsg, 0); +} + +static void cmd_msg_dump(struct au0828_dev *dev) +{ + int i; + + for (i = 0; i < sizeof(dev->ctrlmsg); i += 16) + dprintk(2, "%s() %02x %02x %02x %02x %02x %02x %02x %02x " + "%02x %02x %02x %02x %02x %02x %02x %02x\n", + __func__, + dev->ctrlmsg[i+0], dev->ctrlmsg[i+1], + dev->ctrlmsg[i+2], dev->ctrlmsg[i+3], + dev->ctrlmsg[i+4], dev->ctrlmsg[i+5], + dev->ctrlmsg[i+6], dev->ctrlmsg[i+7], + dev->ctrlmsg[i+8], dev->ctrlmsg[i+9], + dev->ctrlmsg[i+10], dev->ctrlmsg[i+11], + dev->ctrlmsg[i+12], dev->ctrlmsg[i+13], + dev->ctrlmsg[i+14], dev->ctrlmsg[i+15]); +} + +static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value, + u16 index, unsigned char *cp, u16 size) +{ + int status = -ENODEV; + mutex_lock(&dev->mutex); + if (dev->usbdev) { + + /* cp must be memory that has been allocated by kmalloc */ + status = usb_control_msg(dev->usbdev, + usb_sndctrlpipe(dev->usbdev, 0), + request, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, + cp, size, 1000); + + status = min(status, 0); + + if (status < 0) { + printk(KERN_ERR "%s() Failed sending control message, error %d.\n", + __func__, status); + } + + } + mutex_unlock(&dev->mutex); + return status; +} + +static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value, + u16 index, unsigned char *cp, u16 size) +{ + int status = -ENODEV; + mutex_lock(&dev->mutex); + if (dev->usbdev) { + + memset(dev->ctrlmsg, 0, sizeof(dev->ctrlmsg)); + + /* cp must be memory that has been allocated by kmalloc */ + status = usb_control_msg(dev->usbdev, + usb_rcvctrlpipe(dev->usbdev, 0), + request, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, + cp, size, 1000); + + status = min(status, 0); + + if (status < 0) { + printk(KERN_ERR "%s() Failed receiving control message, error %d.\n", + __func__, status); + } else + cmd_msg_dump(dev); + } + mutex_unlock(&dev->mutex); + return status; +} + +static void au0828_usb_disconnect(struct usb_interface *interface) +{ + struct au0828_dev *dev = usb_get_intfdata(interface); + + dprintk(1, "%s()\n", __func__); + + /* Digital TV */ + au0828_dvb_unregister(dev); + + /* I2C */ + au0828_i2c_unregister(dev); + + usb_set_intfdata(interface, NULL); + + mutex_lock(&dev->mutex); + dev->usbdev = NULL; + mutex_unlock(&dev->mutex); + + kfree(dev); + +} + +static int au0828_usb_probe(struct usb_interface *interface, + const struct usb_device_id *id) +{ + int ifnum; + struct au0828_dev *dev; + struct usb_device *usbdev = interface_to_usbdev(interface); + + ifnum = interface->altsetting->desc.bInterfaceNumber; + + if (ifnum != 0) + return -ENODEV; + + dprintk(1, "%s() vendor id 0x%x device id 0x%x ifnum:%d\n", __func__, + le16_to_cpu(usbdev->descriptor.idVendor), + le16_to_cpu(usbdev->descriptor.idProduct), + ifnum); + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (dev == NULL) { + printk(KERN_ERR "%s() Unable to allocate memory\n", __func__); + return -ENOMEM; + } + + mutex_init(&dev->mutex); + mutex_init(&dev->dvb.lock); + dev->usbdev = usbdev; + dev->board = id->driver_info; + + usb_set_intfdata(interface, dev); + + /* Power Up the bridge */ + au0828_write(dev, REG_600, 1 << 4); + + /* Bring up the GPIO's and supporting devices */ + au0828_gpio_setup(dev); + + /* I2C */ + au0828_i2c_register(dev); + + /* Setup */ + au0828_card_setup(dev); + + /* Digital TV */ + au0828_dvb_register(dev); + + printk(KERN_INFO "Registered device AU0828 [%s]\n", + au0828_boards[dev->board].name == NULL ? "Unset" : + au0828_boards[dev->board].name); + + return 0; +} + +static struct usb_driver au0828_usb_driver = { + .name = DRIVER_NAME, + .probe = au0828_usb_probe, + .disconnect = au0828_usb_disconnect, + .id_table = au0828_usb_id_table, +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 15) + .owner = THIS_MODULE, +#endif +}; + +static int __init au0828_init(void) +{ + int ret; + + if (au0828_debug & 1) + printk(KERN_INFO "%s() Debugging is enabled\n", __func__); + + if (au0828_debug & 2) + printk(KERN_INFO "%s() USB Debugging is enabled\n", __func__); + + if (au0828_debug & 4) + printk(KERN_INFO "%s() I2C Debugging is enabled\n", __func__); + + if (au0828_debug & 8) + printk(KERN_INFO "%s() Bridge Debugging is enabled\n", + __func__); + + printk(KERN_INFO "au0828 driver loaded\n"); + + ret = usb_register(&au0828_usb_driver); + if (ret) + printk(KERN_ERR "usb_register failed, error = %d\n", ret); + + return ret; +} + +static void __exit au0828_exit(void) +{ + usb_deregister(&au0828_usb_driver); +} + +module_init(au0828_init); +module_exit(au0828_exit); + +MODULE_DESCRIPTION("Driver for Auvitek AU0828 based products"); +MODULE_AUTHOR("Steven Toth "); +MODULE_LICENSE("GPL"); --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-dvb.c @@ -0,0 +1,399 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include +#include "compat.h" + +#include "au0828.h" +#include "au8522.h" +#include "xc5000.h" + +#ifdef DVB_DEFINE_MOD_OPT_ADAPTER_NR +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); +#endif + +#define _AU0828_BULKPIPE 0x83 +#define _BULKPIPESIZE 0xe522 + +static struct au8522_config hauppauge_hvr950q_config = { + .demod_address = 0x8e >> 1, + .status_mode = AU8522_DEMODLOCKING, +}; + +static struct xc5000_config hauppauge_hvr950q_tunerconfig = { + .i2c_address = 0x61, + .if_khz = 6000, + .tuner_callback = au0828_tuner_callback +}; + +/*-------------------------------------------------------------------*/ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19) +static void urb_completion(struct urb *purb, struct pt_regs *regs) +#else +static void urb_completion(struct urb *purb) +#endif +{ + u8 *ptr; + struct au0828_dev *dev = purb->context; + int ptype = usb_pipetype(purb->pipe); + + dprintk(2, "%s()\n", __func__); + + if (!dev) + return; + + if (dev->urb_streaming == 0) + return; + + if (ptype != PIPE_BULK) { + printk(KERN_ERR "%s() Unsupported URB type %d\n", + __func__, ptype); + return; + } + + ptr = (u8 *)purb->transfer_buffer; + + /* Feed the transport payload into the kernel demux */ + dvb_dmx_swfilter_packets(&dev->dvb.demux, + purb->transfer_buffer, purb->actual_length / 188); + + /* Clean the buffer before we requeue */ + memset(purb->transfer_buffer, 0, URB_BUFSIZE); + + /* Requeue URB */ + usb_submit_urb(purb, GFP_ATOMIC); +} + +static int stop_urb_transfer(struct au0828_dev *dev) +{ + int i; + + dprintk(2, "%s()\n", __func__); + + for (i = 0; i < URB_COUNT; i++) { + usb_kill_urb(dev->urbs[i]); + kfree(dev->urbs[i]->transfer_buffer); + usb_free_urb(dev->urbs[i]); + } + + dev->urb_streaming = 0; + + return 0; +} + +static int start_urb_transfer(struct au0828_dev *dev) +{ + struct urb *purb; + int i, ret = -ENOMEM; + + dprintk(2, "%s()\n", __func__); + + if (dev->urb_streaming) { + dprintk(2, "%s: iso xfer already running!\n", __func__); + return 0; + } + + for (i = 0; i < URB_COUNT; i++) { + + dev->urbs[i] = usb_alloc_urb(0, GFP_KERNEL); + if (!dev->urbs[i]) + goto err; + + purb = dev->urbs[i]; + + purb->transfer_buffer = kzalloc(URB_BUFSIZE, GFP_KERNEL); + if (!purb->transfer_buffer) { + usb_free_urb(purb); + dev->urbs[i] = NULL; + goto err; + } + + purb->status = -EINPROGRESS; + usb_fill_bulk_urb(purb, + dev->usbdev, + usb_rcvbulkpipe(dev->usbdev, _AU0828_BULKPIPE), + purb->transfer_buffer, + URB_BUFSIZE, + urb_completion, + dev); + + } + + for (i = 0; i < URB_COUNT; i++) { + ret = usb_submit_urb(dev->urbs[i], GFP_ATOMIC); + if (ret != 0) { + stop_urb_transfer(dev); + printk(KERN_ERR "%s: failed urb submission, " + "err = %d\n", __func__, ret); + return ret; + } + } + + dev->urb_streaming = 1; + ret = 0; + +err: + return ret; +} + +static int au0828_dvb_start_feed(struct dvb_demux_feed *feed) +{ + struct dvb_demux *demux = feed->demux; + struct au0828_dev *dev = (struct au0828_dev *) demux->priv; + struct au0828_dvb *dvb = &dev->dvb; + int ret = 0; + + dprintk(1, "%s()\n", __func__); + + if (!demux->dmx.frontend) + return -EINVAL; + + if (dvb) { + mutex_lock(&dvb->lock); + if (dvb->feeding++ == 0) { + /* Start transport */ + au0828_write(dev, 0x608, 0x90); + au0828_write(dev, 0x609, 0x72); + au0828_write(dev, 0x60a, 0x71); + au0828_write(dev, 0x60b, 0x01); + ret = start_urb_transfer(dev); + } + mutex_unlock(&dvb->lock); + } + + return ret; +} + +static int au0828_dvb_stop_feed(struct dvb_demux_feed *feed) +{ + struct dvb_demux *demux = feed->demux; + struct au0828_dev *dev = (struct au0828_dev *) demux->priv; + struct au0828_dvb *dvb = &dev->dvb; + int ret = 0; + + dprintk(1, "%s()\n", __func__); + + if (dvb) { + mutex_lock(&dvb->lock); + if (--dvb->feeding == 0) { + /* Stop transport */ + au0828_write(dev, 0x608, 0x00); + au0828_write(dev, 0x609, 0x00); + au0828_write(dev, 0x60a, 0x00); + au0828_write(dev, 0x60b, 0x00); + ret = stop_urb_transfer(dev); + } + mutex_unlock(&dvb->lock); + } + + return ret; +} + +static int dvb_register(struct au0828_dev *dev) +{ + struct au0828_dvb *dvb = &dev->dvb; + int result; + + dprintk(1, "%s()\n", __func__); + + /* register adapter */ + result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE, +#ifdef DVB_DEFINE_MOD_OPT_ADAPTER_NR + &dev->usbdev->dev, adapter_nr); +#else + &dev->usbdev->dev); +#endif + if (result < 0) { + printk(KERN_ERR "%s: dvb_register_adapter failed " + "(errno = %d)\n", DRIVER_NAME, result); + goto fail_adapter; + } +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 12)) + dvb->adapter.priv = dev; + + /* register frontend */ + result = dvb_register_frontend(&dvb->adapter, dvb->frontend); +#else + dvb->adapter->priv = dev; + + /* register frontend */ + result = dvb_register_frontend(dvb->adapter, dvb->frontend); +#endif + if (result < 0) { + printk(KERN_ERR "%s: dvb_register_frontend failed " + "(errno = %d)\n", DRIVER_NAME, result); + goto fail_frontend; + } + + /* register demux stuff */ + dvb->demux.dmx.capabilities = + DMX_TS_FILTERING | DMX_SECTION_FILTERING | + DMX_MEMORY_BASED_FILTERING; + dvb->demux.priv = dev; + dvb->demux.filternum = 256; + dvb->demux.feednum = 256; + dvb->demux.start_feed = au0828_dvb_start_feed; + dvb->demux.stop_feed = au0828_dvb_stop_feed; + result = dvb_dmx_init(&dvb->demux); + if (result < 0) { + printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n", + DRIVER_NAME, result); + goto fail_dmx; + } + + dvb->dmxdev.filternum = 256; + dvb->dmxdev.demux = &dvb->demux.dmx; + dvb->dmxdev.capabilities = 0; +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 12)) + result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); +#else + result = dvb_dmxdev_init(&dvb->dmxdev, dvb->adapter); +#endif + if (result < 0) { + printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n", + DRIVER_NAME, result); + goto fail_dmxdev; + } + + dvb->fe_hw.source = DMX_FRONTEND_0; + result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); + if (result < 0) { + printk(KERN_ERR "%s: add_frontend failed " + "(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result); + goto fail_fe_hw; + } + + dvb->fe_mem.source = DMX_MEMORY_FE; + result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); + if (result < 0) { + printk(KERN_ERR "%s: add_frontend failed " + "(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result); + goto fail_fe_mem; + } + + result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); + if (result < 0) { + printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n", + DRIVER_NAME, result); + goto fail_fe_conn; + } + + /* register network adapter */ +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 12)) + dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); +#else + dvb_net_init(dvb->adapter, &dvb->net, &dvb->demux.dmx); +#endif + return 0; + +fail_fe_conn: + dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); +fail_fe_mem: + dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); +fail_fe_hw: + dvb_dmxdev_release(&dvb->dmxdev); +fail_dmxdev: + dvb_dmx_release(&dvb->demux); +fail_dmx: + dvb_unregister_frontend(dvb->frontend); +fail_frontend: + dvb_frontend_detach(dvb->frontend); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 12)) + dvb_unregister_adapter(&dvb->adapter); +#else + dvb_unregister_adapter(dvb->adapter); +#endif +fail_adapter: + return result; +} + +void au0828_dvb_unregister(struct au0828_dev *dev) +{ + struct au0828_dvb *dvb = &dev->dvb; + + dprintk(1, "%s()\n", __func__); + + if (dvb->frontend == NULL) + return; + + dvb_net_release(&dvb->net); + dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); + dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); + dvb_dmxdev_release(&dvb->dmxdev); + dvb_dmx_release(&dvb->demux); + dvb_unregister_frontend(dvb->frontend); + dvb_frontend_detach(dvb->frontend); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 12)) + dvb_unregister_adapter(&dvb->adapter); +#else + dvb_unregister_adapter(dvb->adapter); +#endif +} + +/* All the DVB attach calls go here, this function get's modified + * for each new card. No other function in this file needs + * to change. + */ +int au0828_dvb_register(struct au0828_dev *dev) +{ + struct au0828_dvb *dvb = &dev->dvb; + int ret; + + dprintk(1, "%s()\n", __func__); + + /* init frontend */ + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_DELL_HVR950Q: + dvb->frontend = dvb_attach(au8522_attach, + &hauppauge_hvr950q_config, + &dev->i2c_adap); + if (dvb->frontend != NULL) + dvb_attach(xc5000_attach, dvb->frontend, + &dev->i2c_adap, + &hauppauge_hvr950q_tunerconfig, dev); + break; + default: + printk(KERN_WARNING "The frontend of your DVB/ATSC card " + "isn't supported yet\n"); + break; + } + if (NULL == dvb->frontend) { + printk(KERN_ERR "%s() Frontend initialization failed\n", + __func__); + return -1; + } + + /* register everything */ + ret = dvb_register(dev); + if (ret < 0) { + if (dvb->frontend->ops.release) + dvb->frontend->ops.release(dvb->frontend); + return ret; + } + + return 0; +} --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-i2c.c @@ -0,0 +1,388 @@ +/* + * Driver for the Auvitek AU0828 USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include + +#include "compat.h" +#include "au0828.h" + +#include + +#ifndef I2C_HW_B_AU0828 +#define I2C_HW_B_AU0828 0x010023 /* auvitek au0828 usb bridge */ +#endif /* I2C_HW_B_AU0828 */ + +static int i2c_scan; +module_param(i2c_scan, int, 0444); +MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time"); + +#define I2C_WAIT_DELAY 512 +#define I2C_WAIT_RETRY 64 + +static inline int i2c_slave_did_write_ack(struct i2c_adapter *i2c_adap) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + return au0828_read(dev, REG_201) & 0x08 ? 0 : 1; +} + +static inline int i2c_slave_did_read_ack(struct i2c_adapter *i2c_adap) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + return au0828_read(dev, REG_201) & 0x02 ? 0 : 1; +} + +static int i2c_wait_read_ack(struct i2c_adapter *i2c_adap) +{ + int count; + + for (count = 0; count < I2C_WAIT_RETRY; count++) { + if (!i2c_slave_did_read_ack(i2c_adap)) + break; + udelay(I2C_WAIT_DELAY); + } + + if (I2C_WAIT_RETRY == count) + return 0; + + return 1; +} + +static inline int i2c_is_read_busy(struct i2c_adapter *i2c_adap) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + return au0828_read(dev, REG_201) & 0x01 ? 0 : 1; +} + +static int i2c_wait_read_done(struct i2c_adapter *i2c_adap) +{ + int count; + + for (count = 0; count < I2C_WAIT_RETRY; count++) { + if (!i2c_is_read_busy(i2c_adap)) + break; + udelay(I2C_WAIT_DELAY); + } + + if (I2C_WAIT_RETRY == count) + return 0; + + return 1; +} + +static inline int i2c_is_write_done(struct i2c_adapter *i2c_adap) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + return au0828_read(dev, REG_201) & 0x04 ? 1 : 0; +} + +static int i2c_wait_write_done(struct i2c_adapter *i2c_adap) +{ + int count; + + for (count = 0; count < I2C_WAIT_RETRY; count++) { + if (i2c_is_write_done(i2c_adap)) + break; + udelay(I2C_WAIT_DELAY); + } + + if (I2C_WAIT_RETRY == count) + return 0; + + return 1; +} + +static inline int i2c_is_busy(struct i2c_adapter *i2c_adap) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + return au0828_read(dev, REG_201) & 0x10 ? 1 : 0; +} + +static int i2c_wait_done(struct i2c_adapter *i2c_adap) +{ + int count; + + for (count = 0; count < I2C_WAIT_RETRY; count++) { + if (!i2c_is_busy(i2c_adap)) + break; + udelay(I2C_WAIT_DELAY); + } + + if (I2C_WAIT_RETRY == count) + return 0; + + return 1; +} + +/* FIXME: Implement join handling correctly */ +static int i2c_sendbytes(struct i2c_adapter *i2c_adap, + const struct i2c_msg *msg, int joined_rlen) +{ + int i, strobe = 0; + struct au0828_dev *dev = i2c_adap->algo_data; + + dprintk(4, "%s()\n", __func__); + + au0828_write(dev, REG_2FF, 0x01); + au0828_write(dev, REG_202, 0x07); + + /* Hardware needs 8 bit addresses */ + au0828_write(dev, REG_203, msg->addr << 1); + + dprintk(4, "SEND: %02x\n", msg->addr); + + for (i = 0; i < msg->len;) { + + dprintk(4, " %02x\n", msg->buf[i]); + + au0828_write(dev, REG_205, msg->buf[i]); + + strobe++; + i++; + + if ((strobe >= 4) || (i >= msg->len)) { + + /* Strobe the byte into the bus */ + if (i < msg->len) + au0828_write(dev, REG_200, 0x41); + else + au0828_write(dev, REG_200, 0x01); + + /* Reset strobe trigger */ + strobe = 0; + + if (!i2c_wait_write_done(i2c_adap)) + return -EIO; + + } + + } + if (!i2c_wait_done(i2c_adap)) + return -EIO; + + dprintk(4, "\n"); + + return msg->len; +} + +/* FIXME: Implement join handling correctly */ +static int i2c_readbytes(struct i2c_adapter *i2c_adap, + const struct i2c_msg *msg, int joined) +{ + struct au0828_dev *dev = i2c_adap->algo_data; + int i; + + dprintk(4, "%s()\n", __func__); + + au0828_write(dev, REG_2FF, 0x01); + au0828_write(dev, REG_202, 0x07); + + /* Hardware needs 8 bit addresses */ + au0828_write(dev, REG_203, msg->addr << 1); + + dprintk(4, " RECV:\n"); + + /* Deal with i2c_scan */ + if (msg->len == 0) { + au0828_write(dev, REG_200, 0x20); + if (i2c_wait_read_ack(i2c_adap)) + return -EIO; + return 0; + } + + for (i = 0; i < msg->len;) { + + i++; + + if (i < msg->len) + au0828_write(dev, REG_200, 0x60); + else + au0828_write(dev, REG_200, 0x20); + + if (!i2c_wait_read_done(i2c_adap)) + return -EIO; + + msg->buf[i-1] = au0828_read(dev, REG_209) & 0xff; + + dprintk(4, " %02x\n", msg->buf[i-1]); + } + if (!i2c_wait_done(i2c_adap)) + return -EIO; + + dprintk(4, "\n"); + + return msg->len; +} + +static int i2c_xfer(struct i2c_adapter *i2c_adap, + struct i2c_msg *msgs, int num) +{ + int i, retval = 0; + + dprintk(4, "%s(num = %d)\n", __func__, num); + + for (i = 0; i < num; i++) { + dprintk(4, "%s(num = %d) addr = 0x%02x len = 0x%x\n", + __func__, num, msgs[i].addr, msgs[i].len); + if (msgs[i].flags & I2C_M_RD) { + /* read */ + retval = i2c_readbytes(i2c_adap, &msgs[i], 0); + } else if (i + 1 < num && (msgs[i + 1].flags & I2C_M_RD) && + msgs[i].addr == msgs[i + 1].addr) { + /* write then read from same address */ + retval = i2c_sendbytes(i2c_adap, &msgs[i], + msgs[i + 1].len); + if (retval < 0) + goto err; + i++; + retval = i2c_readbytes(i2c_adap, &msgs[i], 1); + } else { + /* write */ + retval = i2c_sendbytes(i2c_adap, &msgs[i], 0); + } + if (retval < 0) + goto err; + } + return num; + +err: + return retval; +} + +static int attach_inform(struct i2c_client *client) +{ + dprintk(1, "%s i2c attach [addr=0x%x,client=%s]\n", + client->driver->driver.name, client->addr, client->name); + + if (!client->driver->command) + return 0; + + return 0; +} + +static int detach_inform(struct i2c_client *client) +{ + dprintk(1, "i2c detach [client=%s]\n", client->name); + + return 0; +} + +void au0828_call_i2c_clients(struct au0828_dev *dev, + unsigned int cmd, void *arg) +{ + if (dev->i2c_rc != 0) + return; + + i2c_clients_command(&dev->i2c_adap, cmd, arg); +} + +static u32 au0828_functionality(struct i2c_adapter *adap) +{ + return I2C_FUNC_SMBUS_EMUL | I2C_FUNC_I2C; +} + +static struct i2c_algorithm au0828_i2c_algo_template = { + .master_xfer = i2c_xfer, + .functionality = au0828_functionality, +}; + +/* ----------------------------------------------------------------------- */ + +static struct i2c_adapter au0828_i2c_adap_template = { + .name = DRIVER_NAME, +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) + .owner = THIS_MODULE, +#endif + .id = I2C_HW_B_AU0828, + .algo = &au0828_i2c_algo_template, + .class = I2C_CLASS_TV_ANALOG, + .client_register = attach_inform, + .client_unregister = detach_inform, +}; + +static struct i2c_client au0828_i2c_client_template = { + .name = "au0828 internal", +}; + +static char *i2c_devs[128] = { + [0x8e >> 1] = "au8522", + [0xa0 >> 1] = "eeprom", + [0xc2 >> 1] = "tuner/xc5000", +}; + +static void do_i2c_scan(char *name, struct i2c_client *c) +{ + unsigned char buf; + int i, rc; + + for (i = 0; i < 128; i++) { + c->addr = i; + rc = i2c_master_recv(c, &buf, 0); + if (rc < 0) + continue; + printk(KERN_INFO "%s: i2c scan: found device @ 0x%x [%s]\n", + name, i << 1, i2c_devs[i] ? i2c_devs[i] : "???"); + } +} + +/* init + register i2c algo-bit adapter */ +int au0828_i2c_register(struct au0828_dev *dev) +{ + dprintk(1, "%s()\n", __func__); + + memcpy(&dev->i2c_adap, &au0828_i2c_adap_template, + sizeof(dev->i2c_adap)); + memcpy(&dev->i2c_algo, &au0828_i2c_algo_template, + sizeof(dev->i2c_algo)); + memcpy(&dev->i2c_client, &au0828_i2c_client_template, + sizeof(dev->i2c_client)); + + dev->i2c_adap.dev.parent = &dev->usbdev->dev; + + strlcpy(dev->i2c_adap.name, DRIVER_NAME, + sizeof(dev->i2c_adap.name)); + + dev->i2c_algo.data = dev; + dev->i2c_adap.algo_data = dev; + i2c_set_adapdata(&dev->i2c_adap, dev); + i2c_add_adapter(&dev->i2c_adap); + + dev->i2c_client.adapter = &dev->i2c_adap; + + if (0 == dev->i2c_rc) { + printk(KERN_INFO "%s: i2c bus registered\n", DRIVER_NAME); + if (i2c_scan) + do_i2c_scan(DRIVER_NAME, &dev->i2c_client); + } else + printk(KERN_INFO "%s: i2c bus register FAILED\n", DRIVER_NAME); + + return dev->i2c_rc; +} + +int au0828_i2c_unregister(struct au0828_dev *dev) +{ + i2c_del_adapter(&dev->i2c_adap); + return 0; +} + --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828-reg.h @@ -0,0 +1,38 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* We'll start to rename these registers once we have a better + * understanding of their meaning. + */ +#define REG_000 0x000 +#define REG_001 0x001 +#define REG_002 0x002 +#define REG_003 0x003 + +#define REG_200 0x200 +#define REG_201 0x201 +#define REG_202 0x202 +#define REG_203 0x203 +#define REG_205 0x205 +#define REG_209 0x209 +#define REG_2FF 0x2ff + +#define REG_600 0x600 --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au0828.h @@ -0,0 +1,133 @@ +/* + * Driver for the Auvitek AU0828 USB bridge + * + * Copyright (c) 2008 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include "compat.h" + +/* DVB */ +#include "demux.h" +#include "dmxdev.h" +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dvb_net.h" +#include "dvbdev.h" + +#include "au0828-reg.h" +#include "au0828-cards.h" + +#define DRIVER_NAME "au0828" +#define URB_COUNT 16 +#define URB_BUFSIZE (0xe522) + +struct au0828_board { + char *name; +}; + +struct au0828_dvb { +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 15) + struct mutex lock; +#else + struct semaphore lock; +#endif + struct dvb_adapter adapter; + struct dvb_frontend *frontend; + struct dvb_demux demux; + struct dmxdev dmxdev; + struct dmx_frontend fe_hw; + struct dmx_frontend fe_mem; + struct dvb_net net; + int feeding; +}; + +struct au0828_dev { +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 15) + struct mutex mutex; +#else + struct semaphore mutex; +#endif + struct usb_device *usbdev; + int board; + u8 ctrlmsg[64]; + + /* I2C */ + struct i2c_adapter i2c_adap; + struct i2c_algo_bit_data i2c_algo; + struct i2c_client i2c_client; + u32 i2c_rc; + + /* Digital */ + struct au0828_dvb dvb; + + /* USB / URB Related */ + int urb_streaming; + struct urb *urbs[URB_COUNT]; + +}; + +struct au0828_buff { + struct au0828_dev *dev; + struct urb *purb; + struct list_head buff_list; +}; + +/* ----------------------------------------------------------- */ +#define au0828_read(dev, reg) au0828_readreg(dev, reg) +#define au0828_write(dev, reg, value) au0828_writereg(dev, reg, value) +#define au0828_andor(dev, reg, mask, value) \ + au0828_writereg(dev, reg, \ + (au0828_readreg(dev, reg) & ~(mask)) | ((value) & (mask))) + +#define au0828_set(dev, reg, bit) au0828_andor(dev, (reg), (bit), (bit)) +#define au0828_clear(dev, reg, bit) au0828_andor(dev, (reg), (bit), 0) + +/* ----------------------------------------------------------- */ +/* au0828-core.c */ +extern u32 au0828_read(struct au0828_dev *dev, u16 reg); +extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val); +extern int au0828_debug; + +/* ----------------------------------------------------------- */ +/* au0828-cards.c */ +extern struct au0828_board au0828_boards[]; +extern struct usb_device_id au0828_usb_id_table[]; +extern void au0828_gpio_setup(struct au0828_dev *dev); +extern int au0828_tuner_callback(void *priv, int command, int arg); +extern void au0828_card_setup(struct au0828_dev *dev); + +/* ----------------------------------------------------------- */ +/* au0828-i2c.c */ +extern int au0828_i2c_register(struct au0828_dev *dev); +extern int au0828_i2c_unregister(struct au0828_dev *dev); +extern void au0828_call_i2c_clients(struct au0828_dev *dev, + unsigned int cmd, void *arg); + +/* ----------------------------------------------------------- */ +/* au0828-dvb.c */ +extern int au0828_dvb_register(struct au0828_dev *dev); +extern void au0828_dvb_unregister(struct au0828_dev *dev); + +#define dprintk(level, fmt, arg...)\ + do { if (au0828_debug & level)\ + printk(KERN_DEBUG DRIVER_NAME "/0: " fmt, ## arg);\ + } while (0) --- linux-ubuntu-modules-2.6.24-2.6.24.orig/debian/config/amd64 +++ linux-ubuntu-modules-2.6.24-2.6.24/debian/config/amd64 @@ -95,3 +95,7 @@ CONFIG_WIMAX_I2400M=m CONFIG_AGP_INTEL_ICH9M=m + +CONFIG_VIDEO_AU0828=m +CONFIG_DVB_AU8522=m +CONFIG_MEDIA_TUNER_XC5000=m --- linux-ubuntu-modules-2.6.24-2.6.24.orig/debian/config/i386 +++ linux-ubuntu-modules-2.6.24-2.6.24/debian/config/i386 @@ -103,3 +103,7 @@ endif CONFIG_AGP_INTEL_ICH9M=m + +CONFIG_VIDEO_AU0828=m +CONFIG_DVB_AU8522=m +CONFIG_MEDIA_TUNER_XC5000=m --- linux-ubuntu-modules-2.6.24-2.6.24.orig/ubuntu/media/Makefile +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/Makefile @@ -18,3 +18,6 @@ obj-$(CONFIG_CX88) += cx88/ obj-$(CONFIG_SAA7134) += saa7134/ + +obj-$(CONFIG_VIDEO_AU0828) += au0828/ + --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/compat.h @@ -0,0 +1,583 @@ +/* + * $Id: compat.h,v 1.44 2006/01/15 09:35:16 mchehab Exp $ + */ + +#ifndef _COMPAT_H +#define _COMPAT_H + +#include + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24) +#define KERN_CONT "" +#endif + +/* To allow I2C compatibility code to work */ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24) +#include +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) +#ifdef CONFIG_PROC_FS +#include +#include +#endif +#endif + +/* To allow alsa code to work */ +#ifdef NEED_SOUND_DRIVER_H +#include +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23) +#define set_freezable() +#define cancel_delayed_work_sync cancel_rearming_delayed_work +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,18) +# define minor(x) MINOR(x) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) +# define DEVICE_ATTR(a,b,c,d) CLASS_DEVICE_ATTR(a,b,c,d) +# define device_create_file(a,b) class_device_create_file(a,b) +# define device_remove_file(a,b) class_device_remove_file(a,b) +# define device_register(a) class_device_register(a) +# define device_unregister(a) class_device_unregister(a) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +# include +# include +# define need_resched() (current->need_resched) +# define work_struct tq_struct +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,19) +# define BUG_ON(condition) do { if ((condition)!=0) BUG(); } while(0) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,23) +# define irqreturn_t void +# define IRQ_RETVAL(foobar) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,71) +# define strlcpy(dest,src,len) strncpy(dest,src,(len)-1) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) +# define iminor(inode) minor(inode->i_rdev) +#endif + +#if defined(I2C_ADAP_CLASS_TV_ANALOG) && !defined(I2C_CLASS_TV_ANALOG) +# define I2C_CLASS_TV_ANALOG I2C_ADAP_CLASS_TV_ANALOG +# define I2C_CLASS_TV_DIGITAL I2C_ADAP_CLASS_TV_DIGITAL +#endif + +#ifndef __pure +# define __pure __attribute__((pure)) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) +# define __user +# define __kernel +# define __iomem +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11) +# define pm_message_t u32 +# define pci_choose_state(pci_dev, state) (state) +# define PCI_D0 (0) +# define assert_spin_locked(foobar) +#endif + +/* Since v4l-dvb now includes it's own copy of linux/i2c-id.h these + are no longer necessary */ +/* +#if !defined(I2C_ALGO_SAA7134) +#define I2C_ALGO_SAA7134 I2C_HW_B_BT848 +#endif +#if !defined(I2C_HW_B_CX2388x) +# define I2C_HW_B_CX2388x I2C_HW_B_BT848 +#endif +#if !defined(I2C_HW_SAA7134) +# define I2C_HW_SAA7134 I2C_ALGO_SAA7134 +#endif +#if !defined(I2C_HW_SAA7146) +# define I2C_HW_SAA7146 I2C_ALGO_SAA7146 +#endif +#if !defined(I2C_HW_B_EM2820) +#define I2C_HW_B_EM2820 0x99 +#endif +*/ + +#ifndef I2C_M_IGNORE_NAK +# define I2C_M_IGNORE_NAK 0x1000 +#endif + +/* v4l-dvb uses an out of kernel copy of i2c-id.h, which does not have + some stuff that previous versions of i2c-id.h defined. */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) && defined(LINUX_I2C_ID_H) +# define I2C_ALGO_BIT 0x010000 +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) +#define __le32 __u32 +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7)) +static inline unsigned long msecs_to_jiffies(const unsigned int m) +{ +#if HZ <= 1000 && !(1000 % HZ) + return (m + (1000 / HZ) - 1) / (1000 / HZ); +#else +#if HZ > 1000 && !(HZ % 1000) + return m * (HZ / 1000); +#else + return (m * HZ + 999) / 1000; +#endif +#endif +} +static inline unsigned int jiffies_to_msecs(const unsigned long j) +{ +#if HZ <= 1000 && !(1000 % HZ) + return (1000 / HZ) * j; +#else +#if HZ > 1000 && !(HZ % 1000) + return (j + (HZ / 1000) - 1)/(HZ / 1000); +#else + return (j * 1000) / HZ; +#endif +#endif +} +static inline void msleep(unsigned int msecs) +{ + unsigned long timeout = msecs_to_jiffies(msecs); + while (timeout) { + set_current_state(TASK_UNINTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } +} +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) +static inline unsigned long msleep_interruptible(unsigned int msecs) +{ + unsigned long timeout = msecs_to_jiffies(msecs); + + while (timeout) { + set_current_state(TASK_INTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } + return jiffies_to_msecs(timeout); +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) +/* some keys from 2.6.x which are not (yet?) in 2.4.x */ +# define KEY_PLAY 207 +# define KEY_PRINT 210 +# define KEY_EMAIL 215 +# define KEY_SEARCH 217 +# define KEY_SELECT 0x161 +# define KEY_GOTO 0x162 +# define KEY_INFO 0x166 +# define KEY_CHANNEL 0x16b +# define KEY_LANGUAGE 0x170 +# define KEY_SUBTITLE 0x172 +# define KEY_ZOOM 0x174 +# define KEY_MODE 0x175 +# define KEY_TV 0x179 +# define KEY_CD 0x17f +# define KEY_TUNER 0x182 +# define KEY_TEXT 0x184 +# define KEY_DVD 0x185 +# define KEY_AUDIO 0x188 +# define KEY_VIDEO 0x189 +# define KEY_RED 0x18e +# define KEY_GREEN 0x18f +# define KEY_YELLOW 0x190 +# define KEY_BLUE 0x191 +# define KEY_CHANNELUP 0x192 +# define KEY_CHANNELDOWN 0x193 +# define KEY_RESTART 0x198 +# define KEY_SHUFFLE 0x19a +# define KEY_NEXT 0x197 +# define KEY_RADIO 0x181 +# define KEY_PREVIOUS 0x19c +# define KEY_MHP 0x16f +# define KEY_EPG 0x16d +# define KEY_FASTFORWARD 208 +# define KEY_LIST 0x18b +# define KEY_LAST 0x195 +# define KEY_CLEAR 0x163 +# define KEY_AUX 0x186 +# define KEY_SCREEN 0x177 +# define KEY_PC 0x178 +# define KEY_MEDIA 226 +# define KEY_SLOW 0x199 +# define KEY_OK 0x160 +# define KEY_DIGITS 0x19d +#endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) +# define KEY_SEND 231 +# define KEY_REPLY 232 +# define KEY_FORWARDMAIL 233 +# define KEY_SAVE 234 +# define KEY_DOCUMENTS 235 +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) +#include +static inline unsigned long vmalloc_to_pfn(void * vmalloc_addr) +{ + return page_to_pfn(vmalloc_to_page(vmalloc_addr)); +} + +static unsigned long kvirt_to_pa(unsigned long adr) +{ + unsigned long kva, ret; + + kva = (unsigned long) page_address(vmalloc_to_page((void *)adr)); + kva |= adr & (PAGE_SIZE-1); /* restore the offset */ + ret = __pa(kva); + return ret; +} + +#ifndef wait_event_timeout +#define wait_event_timeout(wq, condition, timeout) \ +({ \ + long __ret = timeout; \ + if (!(condition)) \ + do { \ + DEFINE_WAIT(__wait); \ + for (;;) { \ + prepare_to_wait(&wq, &__wait, TASK_UNINTERRUPTIBLE); \ + if (condition) \ + break; \ + __ret = schedule_timeout(__ret); \ + if (!__ret) \ + break; \ + } \ + finish_wait(&wq, &__wait); \ + } while (0); \ + __ret; \ +}) +#endif + +#define remap_pfn_range remap_page_range + +#endif + +/* vm_insert_page() was added in 2.6.15 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,15) && defined(_LINUX_MM_H) +static inline int vm_insert_page(struct vm_area_struct *vma, + unsigned long addr, struct page *page) +{ + return remap_pfn_range(vma, addr, page_to_pfn(page), PAGE_SIZE, + vma->vm_page_prot); +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) +#ifndef kcalloc +#define kcalloc(n,size,flags) \ +({ \ + void * __ret = NULL; \ + __ret = kmalloc(n * size, flags); \ + if (__ret) \ + memset(__ret, 0, n * size); \ + __ret; \ +}) +#endif +#endif + +/* try_to_freeze() lost its argument. Must appear after linux/sched.h */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) && defined(_LINUX_SCHED_H) +# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) +# define try_to_freeze() try_to_freeze(PF_FREEZE) +# else +# define try_to_freeze() (0) +# endif +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) +#ifndef kzalloc +#define kzalloc(size, flags) \ +({ \ + void *__ret = kmalloc(size, flags); \ + if (__ret) \ + memset(__ret, 0, size); \ + __ret; \ +}) +#endif +#endif + +/* The class_device system didn't appear until 2.5.69 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) +#define class_device_create_file(a, b) (0) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) +# define class_device_create(a, b, c, d, e, f, g, h) class_simple_device_add(a, c, d, e, f, g, h) +# define class_device_destroy(a, b) class_simple_device_remove(b) +# define class_create(a, b) class_simple_create(a, b) +# define class_destroy(a) class_simple_destroy(a) +#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,15) +# define class_device_create(a, b, c, d, e, f, g, h) class_device_create(a, c, d, e, f, g, h) +#endif +/* device_create/destroy added in 2.6.18 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) +/* on older kernels, class_device_create will in turn be a compat macro */ +# define device_create(a, b, c, d, e, f, g) class_device_create(a, NULL, c, b, d, e, f, g) +# define device_destroy(a, b) class_device_destroy(a, b) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,15) +# define input_allocate_device() kzalloc(sizeof(struct input_dev),GFP_KERNEL); +# define input_free_device(input_dev) kfree(input_dev) +# ifdef _INPUT_H /* input.h must be included _before_ compat.h for this to work */ + /* input_register_device() was changed to return an error code in 2.6.15 */ +# define input_register_device(x) (input_register_device(x), 0) +# endif +#endif + +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15) +#define DEFINE_MUTEX(a) DECLARE_MUTEX(a) +#define mutex_lock_interruptible(a) down_interruptible(a) +#define mutex_unlock(a) up(a) +#define mutex_lock(a) down(a) +#define mutex_init(a) init_MUTEX(a) +#define mutex_trylock(a) down_trylock(a) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) && defined(_LINUX_SCHED_H) +static inline signed long __sched +schedule_timeout_interruptible(signed long timeout) +{ + __set_current_state(TASK_INTERRUPTIBLE); + return schedule_timeout(timeout); +} +#endif + +/* New 4GB DMA zone was added in 2.6.15-rc2 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,15) +# define __GFP_DMA32 __GFP_DMA +#endif + +/* setup_timer() helper added 10/31/05, 2.6.15-rc1 */ +/* Need linux/timer.h to be included for struct timer_list */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,15) && defined(_LINUX_TIMER_H) +static inline void setup_timer(struct timer_list * timer, + void (*function)(unsigned long), + unsigned long data) +{ + timer->function = function; + timer->data = data; + init_timer(timer); +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) +#define IRQF_SHARED SA_SHIRQ +#define IRQF_DISABLED SA_INTERRUPT +#endif + +/* linux/usb.h must be included _before_ compat.h for this code to get + turned on. We can not just include usb.h here, because there is a + lot of code which will not compile if it has usb.h included, due to + conflicts with symbol names. */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) && \ + defined(__LINUX_USB_H) && defined(_INPUT_H) +#include +/* Found in linux/usb_input.h in 2.6.13 */ +/* Moved to linux/usb/input.h in 2.6.18 */ +static inline void +usb_to_input_id(const struct usb_device *dev, struct input_id *id) +{ + id->bustype = BUS_USB; + id->vendor = le16_to_cpu(dev->descriptor.idVendor); + id->product = le16_to_cpu(dev->descriptor.idProduct); + id->version = le16_to_cpu(dev->descriptor.bcdDevice); +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) +# define PCIAGP_FAIL 0 + +#define vmalloc_32_user(a) vmalloc_32(a) + +#endif + +/* bool type and enum-based definition of true and false was added in 2.6.19 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) +typedef int bool; +#define true 1 +#define false 0 +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22) +#define sony_pic_camera_command(a,b) sonypi_camera_command(a,b) + +#define SONY_PIC_COMMAND_SETCAMERAAGC SONYPI_COMMAND_SETCAMERAAGC +#define SONY_PIC_COMMAND_SETCAMERABRIGHTNESS SONYPI_COMMAND_SETCAMERABRIGHTNESS +#define SONY_PIC_COMMAND_SETCAMERACOLOR SONYPI_COMMAND_SETCAMERACOLOR +#define SONY_PIC_COMMAND_SETCAMERACONTRAST SONYPI_COMMAND_SETCAMERACONTRAST +#define SONY_PIC_COMMAND_SETCAMERAHUE SONYPI_COMMAND_SETCAMERAHUE +#define SONY_PIC_COMMAND_SETCAMERAPICTURE SONYPI_COMMAND_SETCAMERAPICTURE +#define SONY_PIC_COMMAND_SETCAMERASHARPNESS SONYPI_COMMAND_SETCAMERASHARPNESS +#define SONY_PIC_COMMAND_SETCAMERA SONYPI_COMMAND_SETCAMERA +#endif + +/* Parameter to pci_match_device() changed in 2.6.13-rc2 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) && defined(LINUX_PCI_H) +#define pci_match_device(drv, dev) pci_match_device((drv)->id_table, dev) +#endif + +/* pci_dev got a new revision field in 2.6.23-rc1 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23) && defined(LINUX_PCI_H) +/* Just make it easier to subsitute pci_dev->revision with + * v4l_compat_pci_rev(pci_dev). It's too bad there isn't some kind of context + * sensitive macro in C that could do this for us. */ +static inline u8 v4l_compat_pci_rev(struct pci_dev *pci) +{ u8 rev; pci_read_config_byte(pci, PCI_REVISION_ID, &rev); return rev; } +#endif + +/* ALSA removed a bunch of typedefs and renamed some structs in 2.6.16 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16) +# ifdef __SOUND_CORE_H +# define snd_card _snd_card /* struct _snd_card became struct snd_card */ +# define snd_pcm _snd_pcm +# undef snd_device +# define snd_device _snd_device +# endif +# ifdef __SOUND_PCM_H +# define snd_pcm_substream _snd_pcm_substream +# define snd_pcm_hardware _snd_pcm_hardware +# define snd_pcm_runtime _snd_pcm_runtime +# define snd_pcm_ops _snd_pcm_ops +# endif +# ifdef __SOUND_ASOUND_H +# define snd_pcm_hw_params sndrv_pcm_hw_params +# define snd_ctl_elem_info sndrv_ctl_elem_info +# define snd_ctl_elem_value sndrv_ctl_elem_value +# endif +# ifdef __SOUND_CONTROL_H +# undef snd_kcontrol +# define snd_kcontrol _snd_kcontrol +# define snd_kcontrol_new _snd_kcontrol_new +# endif +#endif + +#if defined(COMPAT_PCM_TO_RATE_BIT) && defined(__SOUND_PCM_H) +/* New alsa core utility function */ +static inline unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate) +{ + static const unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, + 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000 }; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(rates); i++) + if (rates[i] == rate) + return 1u << i; + return SNDRV_PCM_RATE_KNOT; +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) +# define task_pid_nr(current) ((current)->pid) + +# define sg_init_table(a,b) +# define sg_page(p) (sg->page) +# define sg_set_page(sglist,pg,sz,off) \ +do { \ + struct scatterlist *p=sglist; \ + p->page = pg; \ + p->length = sz; \ + p->offset = off; \ +} while (0) +#endif + +#ifndef BIT_MASK +# define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) +# define BIT_WORD(nr) ((nr) / BITS_PER_LONG) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) +#define i2c_verify_client(dev) \ + ((dev->bus == &i2c_bus_type) ? to_i2c_client(dev) : NULL) +#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25) +#define i2c_verify_client(dev) \ + ((dev->bus && 0 == strcmp(dev->bus->name, "i2c")) ? to_i2c_client(dev) : NULL) +#endif + +#ifndef USB_DEVICE_AND_INTERFACE_INFO +# define USB_DEVICE_AND_INTERFACE_INFO(vend,prod,cl,sc,pr) \ + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \ + | USB_DEVICE_ID_MATCH_DEVICE, \ + .idVendor = (vend), .idProduct = (prod), \ + .bInterfaceClass = (cl), \ + .bInterfaceSubClass = (sc), .bInterfaceProtocol = (pr) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) +#define get_unaligned_be16(a) \ + be16_to_cpu(get_unaligned((unsigned short *)(a))) +#define put_unaligned_be16(r, a) \ + put_unaligned(cpu_to_be16(r), ((unsigned short *)(a))) +#define get_unaligned_le16(a) \ + le16_to_cpu(get_unaligned((unsigned short *)(a))) +#define put_unaligned_le16(r, a) \ + put_unaligned(cpu_to_le16(r), ((unsigned short *)(a))) +#endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 25) +#ifdef CONFIG_PROC_FS +static inline struct proc_dir_entry *proc_create(const char *a, + mode_t b, struct proc_dir_entry *c, const struct file_operations *d) +{ + struct proc_dir_entry *e; + + e = create_proc_entry(a, b, c); + if (e) { + e->owner = THIS_MODULE; + e->proc_fops = d; + + } + return e; +} + +static inline struct proc_dir_entry *proc_create_data(const char *a, + mode_t b, struct proc_dir_entry *c, const struct file_operations *d, + void *f) +{ + struct proc_dir_entry *e; + + e = create_proc_entry(a, b, c); + if (e) { + e->owner = THIS_MODULE; + e->proc_fops = d; + e->data = f; + } + return e; +} +#endif +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) +#define div64_u64(a,b) div64_64(a,b) + +#define clamp( x, l, h ) max_t( __typeof__( x ), \ + ( l ), \ + min_t( __typeof__( x ), \ + ( h ), \ + ( x ) ) ) + +#endif + +#endif --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au8522.c @@ -0,0 +1,716 @@ +/* + Auvitek AU8522 QAM/8VSB demodulator driver + + Copyright (C) 2008 Steven Toth + + 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; either version 2 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 General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include +#include +#include +#include +#include +#include +#include "dvb_frontend.h" +#include "au8522.h" + +struct au8522_state { + + struct i2c_adapter *i2c; + + /* configuration settings */ + const struct au8522_config *config; + + struct dvb_frontend frontend; + + u32 current_frequency; + fe_modulation_t current_modulation; + +}; + +static int debug; + +#define dprintk(arg...) do { \ + if (debug) \ + printk(arg); \ + } while (0) + +/* 16 bit registers, 8 bit values */ +static int au8522_writereg(struct au8522_state *state, u16 reg, u8 data) +{ + int ret; + u8 buf [] = { reg >> 8, reg & 0xff, data }; + + struct i2c_msg msg = { .addr = state->config->demod_address, + .flags = 0, .buf = buf, .len = 3 }; + + ret = i2c_transfer(state->i2c, &msg, 1); + + if (ret != 1) + printk("%s: writereg error (reg == 0x%02x, val == 0x%04x, " + "ret == %i)\n", __func__, reg, data, ret); + + return (ret != 1) ? -1 : 0; +} + +static u8 au8522_readreg(struct au8522_state *state, u16 reg) +{ + int ret; + u8 b0 [] = { reg >> 8, reg & 0xff }; + u8 b1 [] = { 0 }; + + struct i2c_msg msg [] = { + { .addr = state->config->demod_address, .flags = 0, + .buf = b0, .len = 2 }, + { .addr = state->config->demod_address, .flags = I2C_M_RD, + .buf = b1, .len = 1 } }; + + ret = i2c_transfer(state->i2c, msg, 2); + + if (ret != 2) + printk(KERN_ERR "%s: readreg error (ret == %i)\n", + __func__, ret); + return b1[0]; +} + +static int au8522_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct au8522_state *state = fe->demodulator_priv; + + dprintk("%s(%d)\n", __func__, enable); + + if (enable) + return au8522_writereg(state, 0x106, 1); + else + return au8522_writereg(state, 0x106, 0); +} + +struct mse2snr_tab { + u16 val; + u16 data; +}; + +/* VSB SNR lookup table */ +static struct mse2snr_tab vsb_mse2snr_tab[] = { + { 0, 270 }, + { 2, 250 }, + { 3, 240 }, + { 5, 230 }, + { 7, 220 }, + { 9, 210 }, + { 12, 200 }, + { 13, 195 }, + { 15, 190 }, + { 17, 185 }, + { 19, 180 }, + { 21, 175 }, + { 24, 170 }, + { 27, 165 }, + { 31, 160 }, + { 32, 158 }, + { 33, 156 }, + { 36, 152 }, + { 37, 150 }, + { 39, 148 }, + { 40, 146 }, + { 41, 144 }, + { 43, 142 }, + { 44, 140 }, + { 48, 135 }, + { 50, 130 }, + { 43, 142 }, + { 53, 125 }, + { 56, 120 }, + { 256, 115 }, +}; + +/* QAM64 SNR lookup table */ +static struct mse2snr_tab qam64_mse2snr_tab[] = { + { 15, 0 }, + { 16, 290 }, + { 17, 288 }, + { 18, 286 }, + { 19, 284 }, + { 20, 282 }, + { 21, 281 }, + { 22, 279 }, + { 23, 277 }, + { 24, 275 }, + { 25, 273 }, + { 26, 271 }, + { 27, 269 }, + { 28, 268 }, + { 29, 266 }, + { 30, 264 }, + { 31, 262 }, + { 32, 260 }, + { 33, 259 }, + { 34, 258 }, + { 35, 256 }, + { 36, 255 }, + { 37, 254 }, + { 38, 252 }, + { 39, 251 }, + { 40, 250 }, + { 41, 249 }, + { 42, 248 }, + { 43, 246 }, + { 44, 245 }, + { 45, 244 }, + { 46, 242 }, + { 47, 241 }, + { 48, 240 }, + { 50, 239 }, + { 51, 238 }, + { 53, 237 }, + { 54, 236 }, + { 56, 235 }, + { 57, 234 }, + { 59, 233 }, + { 60, 232 }, + { 62, 231 }, + { 63, 230 }, + { 65, 229 }, + { 67, 228 }, + { 68, 227 }, + { 70, 226 }, + { 71, 225 }, + { 73, 224 }, + { 74, 223 }, + { 76, 222 }, + { 78, 221 }, + { 80, 220 }, + { 82, 219 }, + { 85, 218 }, + { 88, 217 }, + { 90, 216 }, + { 92, 215 }, + { 93, 214 }, + { 94, 212 }, + { 95, 211 }, + { 97, 210 }, + { 99, 209 }, + { 101, 208 }, + { 102, 207 }, + { 104, 206 }, + { 107, 205 }, + { 111, 204 }, + { 114, 203 }, + { 118, 202 }, + { 122, 201 }, + { 125, 200 }, + { 128, 199 }, + { 130, 198 }, + { 132, 197 }, + { 256, 190 }, +}; + +/* QAM256 SNR lookup table */ +static struct mse2snr_tab qam256_mse2snr_tab[] = { + { 16, 0 }, + { 17, 400 }, + { 18, 398 }, + { 19, 396 }, + { 20, 394 }, + { 21, 392 }, + { 22, 390 }, + { 23, 388 }, + { 24, 386 }, + { 25, 384 }, + { 26, 382 }, + { 27, 380 }, + { 28, 379 }, + { 29, 378 }, + { 30, 377 }, + { 31, 376 }, + { 32, 375 }, + { 33, 374 }, + { 34, 373 }, + { 35, 372 }, + { 36, 371 }, + { 37, 370 }, + { 38, 362 }, + { 39, 354 }, + { 40, 346 }, + { 41, 338 }, + { 42, 330 }, + { 43, 328 }, + { 44, 326 }, + { 45, 324 }, + { 46, 322 }, + { 47, 320 }, + { 48, 319 }, + { 49, 318 }, + { 50, 317 }, + { 51, 316 }, + { 52, 315 }, + { 53, 314 }, + { 54, 313 }, + { 55, 312 }, + { 56, 311 }, + { 57, 310 }, + { 58, 308 }, + { 59, 306 }, + { 60, 304 }, + { 61, 302 }, + { 62, 300 }, + { 63, 298 }, + { 65, 295 }, + { 68, 294 }, + { 70, 293 }, + { 73, 292 }, + { 76, 291 }, + { 78, 290 }, + { 79, 289 }, + { 81, 288 }, + { 82, 287 }, + { 83, 286 }, + { 84, 285 }, + { 85, 284 }, + { 86, 283 }, + { 88, 282 }, + { 89, 281 }, + { 256, 280 }, +}; + +static int au8522_mse2snr_lookup(struct mse2snr_tab *tab, int sz, int mse, + u16 *snr) +{ + int i, ret = -EINVAL; + dprintk("%s()\n", __func__); + + for (i = 0; i < sz; i++) { + if (mse < tab[i].val) { + *snr = tab[i].data; + ret = 0; + break; + } + } + dprintk("%s() snr=%d\n", __func__, *snr); + return ret; +} + +/* VSB Modulation table */ +static struct { + u16 reg; + u16 data; +} VSB_mod_tab[] = { + { 0x8090, 0x84 }, + { 0x4092, 0x11 }, + { 0x2005, 0x00 }, + { 0x8091, 0x80 }, + { 0x80a3, 0x0c }, + { 0x80a4, 0xe8 }, + { 0x8081, 0xc4 }, + { 0x80a5, 0x40 }, + { 0x80a7, 0x40 }, + { 0x80a6, 0x67 }, + { 0x8262, 0x20 }, + { 0x821c, 0x30 }, + { 0x80d8, 0x1a }, + { 0x8227, 0xa0 }, + { 0x8121, 0xff }, + { 0x80a8, 0xf0 }, + { 0x80a9, 0x05 }, + { 0x80aa, 0x77 }, + { 0x80ab, 0xf0 }, + { 0x80ac, 0x05 }, + { 0x80ad, 0x77 }, + { 0x80ae, 0x41 }, + { 0x80af, 0x66 }, + { 0x821b, 0xcc }, + { 0x821d, 0x80 }, + { 0x80b5, 0xfb }, + { 0x80b6, 0x8e }, + { 0x80b7, 0x39 }, + { 0x80a4, 0xe8 }, + { 0x8231, 0x13 }, +}; + +/* QAM Modulation table */ +static struct { + u16 reg; + u16 data; +} QAM_mod_tab[] = { + { 0x80a3, 0x09 }, + { 0x80a4, 0x00 }, + { 0x8081, 0xc4 }, + { 0x80a5, 0x40 }, + { 0x80b5, 0xfb }, + { 0x80b6, 0x8e }, + { 0x80b7, 0x39 }, + { 0x80aa, 0x77 }, + { 0x80ad, 0x77 }, + { 0x80a6, 0x67 }, + { 0x8262, 0x20 }, + { 0x821c, 0x30 }, + { 0x80b8, 0x3e }, + { 0x80b9, 0xf0 }, + { 0x80ba, 0x01 }, + { 0x80bb, 0x18 }, + { 0x80bc, 0x50 }, + { 0x80bd, 0x00 }, + { 0x80be, 0xea }, + { 0x80bf, 0xef }, + { 0x80c0, 0xfc }, + { 0x80c1, 0xbd }, + { 0x80c2, 0x1f }, + { 0x80c3, 0xfc }, + { 0x80c4, 0xdd }, + { 0x80c5, 0xaf }, + { 0x80c6, 0x00 }, + { 0x80c7, 0x38 }, + { 0x80c8, 0x30 }, + { 0x80c9, 0x05 }, + { 0x80ca, 0x4a }, + { 0x80cb, 0xd0 }, + { 0x80cc, 0x01 }, + { 0x80cd, 0xd9 }, + { 0x80ce, 0x6f }, + { 0x80cf, 0xf9 }, + { 0x80d0, 0x70 }, + { 0x80d1, 0xdf }, + { 0x80d2, 0xf7 }, + { 0x80d3, 0xc2 }, + { 0x80d4, 0xdf }, + { 0x80d5, 0x02 }, + { 0x80d6, 0x9a }, + { 0x80d7, 0xd0 }, + { 0x8250, 0x0d }, + { 0x8251, 0xcd }, + { 0x8252, 0xe0 }, + { 0x8253, 0x05 }, + { 0x8254, 0xa7 }, + { 0x8255, 0xff }, + { 0x8256, 0xed }, + { 0x8257, 0x5b }, + { 0x8258, 0xae }, + { 0x8259, 0xe6 }, + { 0x825a, 0x3d }, + { 0x825b, 0x0f }, + { 0x825c, 0x0d }, + { 0x825d, 0xea }, + { 0x825e, 0xf2 }, + { 0x825f, 0x51 }, + { 0x8260, 0xf5 }, + { 0x8261, 0x06 }, + { 0x821a, 0x00 }, + { 0x8546, 0x40 }, + { 0x8210, 0x26 }, + { 0x8211, 0xf6 }, + { 0x8212, 0x84 }, + { 0x8213, 0x02 }, + { 0x8502, 0x01 }, + { 0x8121, 0x04 }, + { 0x8122, 0x04 }, + { 0x852e, 0x10 }, + { 0x80a4, 0xca }, + { 0x80a7, 0x40 }, + { 0x8526, 0x01 }, +}; + +static int au8522_enable_modulation(struct dvb_frontend *fe, + fe_modulation_t m) +{ + struct au8522_state *state = fe->demodulator_priv; + int i; + + dprintk("%s(0x%08x)\n", __func__, m); + + switch (m) { + case VSB_8: + dprintk("%s() VSB_8\n", __func__); + for (i = 0; i < ARRAY_SIZE(VSB_mod_tab); i++) + au8522_writereg(state, + VSB_mod_tab[i].reg, + VSB_mod_tab[i].data); + break; + case QAM_64: + case QAM_256: + dprintk("%s() QAM 64/256\n", __func__); + for (i = 0; i < ARRAY_SIZE(QAM_mod_tab); i++) + au8522_writereg(state, + QAM_mod_tab[i].reg, + QAM_mod_tab[i].data); + break; + default: + dprintk("%s() Invalid modulation\n", __func__); + return -EINVAL; + } + + state->current_modulation = m; + + return 0; +} + +/* Talk to the demod, set the FEC, GUARD, QAM settings etc */ +static int au8522_set_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *p) +{ + struct au8522_state *state = fe->demodulator_priv; + int ret = -EINVAL; + + dprintk("%s(frequency=%d)\n", __func__, p->frequency); + + if ((state->current_frequency == p->frequency) && + (state->current_modulation == p->u.vsb.modulation)) + return 0; + + au8522_enable_modulation(fe, p->u.vsb.modulation); + + /* Allow the demod to settle */ + msleep(100); + + if (fe->ops.tuner_ops.set_params) { + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + ret = fe->ops.tuner_ops.set_params(fe, p); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + } + + if (ret < 0) + return ret; + + state->current_frequency = p->frequency; + + return 0; +} + +/* Reset the demod hardware and reset all of the configuration registers + to a default state. */ +static int au8522_init(struct dvb_frontend *fe) +{ + struct au8522_state *state = fe->demodulator_priv; + dprintk("%s()\n", __func__); + + au8522_writereg(state, 0xa4, 1 << 5); + + au8522_i2c_gate_ctrl(fe, 1); + + return 0; +} + +static int au8522_sleep(struct dvb_frontend *fe) +{ + struct au8522_state *state = fe->demodulator_priv; + dprintk("%s()\n", __func__); + + state->current_frequency = 0; + + return 0; +} + +static int au8522_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + struct au8522_state *state = fe->demodulator_priv; + u8 reg; + u32 tuner_status = 0; + + *status = 0; + + if (state->current_modulation == VSB_8) { + dprintk("%s() Checking VSB_8\n", __func__); + reg = au8522_readreg(state, 0x4088); + if (reg & 0x01) + *status |= FE_HAS_VITERBI; + if (reg & 0x02) + *status |= FE_HAS_LOCK | FE_HAS_SYNC; + } else { + dprintk("%s() Checking QAM\n", __func__); + reg = au8522_readreg(state, 0x4541); + if (reg & 0x80) + *status |= FE_HAS_VITERBI; + if (reg & 0x20) + *status |= FE_HAS_LOCK | FE_HAS_SYNC; + } + + switch (state->config->status_mode) { + case AU8522_DEMODLOCKING: + dprintk("%s() DEMODLOCKING\n", __func__); + if (*status & FE_HAS_VITERBI) + *status |= FE_HAS_CARRIER | FE_HAS_SIGNAL; + break; + case AU8522_TUNERLOCKING: + /* Get the tuner status */ + dprintk("%s() TUNERLOCKING\n", __func__); + if (fe->ops.tuner_ops.get_status) { + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + fe->ops.tuner_ops.get_status(fe, &tuner_status); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + } + if (tuner_status) + *status |= FE_HAS_CARRIER | FE_HAS_SIGNAL; + break; + } + + dprintk("%s() status 0x%08x\n", __func__, *status); + + return 0; +} + +static int au8522_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct au8522_state *state = fe->demodulator_priv; + int ret = -EINVAL; + + dprintk("%s()\n", __func__); + + if (state->current_modulation == QAM_256) + ret = au8522_mse2snr_lookup(qam256_mse2snr_tab, + ARRAY_SIZE(qam256_mse2snr_tab), + au8522_readreg(state, 0x4522), + snr); + else if (state->current_modulation == QAM_64) + ret = au8522_mse2snr_lookup(qam64_mse2snr_tab, + ARRAY_SIZE(qam64_mse2snr_tab), + au8522_readreg(state, 0x4522), + snr); + else /* VSB_8 */ + ret = au8522_mse2snr_lookup(vsb_mse2snr_tab, + ARRAY_SIZE(vsb_mse2snr_tab), + au8522_readreg(state, 0x4311), + snr); + + return ret; +} + +static int au8522_read_signal_strength(struct dvb_frontend *fe, + u16 *signal_strength) +{ + return au8522_read_snr(fe, signal_strength); +} + +static int au8522_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct au8522_state *state = fe->demodulator_priv; + + if (state->current_modulation == VSB_8) + *ucblocks = au8522_readreg(state, 0x4087); + else + *ucblocks = au8522_readreg(state, 0x4543); + + return 0; +} + +static int au8522_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + return au8522_read_ucblocks(fe, ber); +} + +static int au8522_get_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *p) +{ + struct au8522_state *state = fe->demodulator_priv; + + p->frequency = state->current_frequency; + p->u.vsb.modulation = state->current_modulation; + + return 0; +} + +static int au8522_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *tune) +{ + tune->min_delay_ms = 1000; + return 0; +} + +static void au8522_release(struct dvb_frontend *fe) +{ + struct au8522_state *state = fe->demodulator_priv; + kfree(state); +} + +static struct dvb_frontend_ops au8522_ops; + +struct dvb_frontend *au8522_attach(const struct au8522_config *config, + struct i2c_adapter *i2c) +{ + struct au8522_state *state = NULL; + + /* allocate memory for the internal state */ + state = kmalloc(sizeof(struct au8522_state), GFP_KERNEL); + if (state == NULL) + goto error; + + /* setup the state */ + state->config = config; + state->i2c = i2c; +#if 0 + /* check if the demod exists */ + reg = au8522_readreg(state, 0x04); + if ((reg != 0x0066) && (reg != 0x007f)) + goto error; +#endif + /* create dvb_frontend */ + memcpy(&state->frontend.ops, &au8522_ops, + sizeof(struct dvb_frontend_ops)); + state->frontend.demodulator_priv = state; + + if (au8522_init(&state->frontend) != 0) { + printk(KERN_ERR "%s: Failed to initialize correctly\n", + __func__); + goto error; + } + + /* Note: Leaving the I2C gate open here. */ + au8522_i2c_gate_ctrl(&state->frontend, 1); + + return &state->frontend; + +error: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(au8522_attach); + +static struct dvb_frontend_ops au8522_ops = { + + .info = { + .name = "Auvitek AU8522 QAM/8VSB Frontend", + .type = FE_ATSC, + .frequency_min = 54000000, + .frequency_max = 858000000, + .frequency_stepsize = 62500, + .caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB + }, + + .init = au8522_init, + .sleep = au8522_sleep, + .i2c_gate_ctrl = au8522_i2c_gate_ctrl, + .set_frontend = au8522_set_frontend, + .get_frontend = au8522_get_frontend, + .get_tune_settings = au8522_get_tune_settings, + .read_status = au8522_read_status, + .read_ber = au8522_read_ber, + .read_signal_strength = au8522_read_signal_strength, + .read_snr = au8522_read_snr, + .read_ucblocks = au8522_read_ucblocks, + .release = au8522_release, +}; + +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Enable verbose debug messages"); + +MODULE_DESCRIPTION("Auvitek AU8522 QAM-B/ATSC Demodulator driver"); +MODULE_AUTHOR("Steven Toth"); +MODULE_LICENSE("GPL"); --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/au8522.h @@ -0,0 +1,57 @@ +/* + Auvitek AU8522 QAM/8VSB demodulator driver + + Copyright (C) 2008 Steven Toth + + 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; either version 2 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 General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#ifndef __AU8522_H__ +#define __AU8522_H__ + +#include + +struct au8522_config { + /* the demodulator's i2c address */ + u8 demod_address; + + /* Return lock status based on tuner lock, or demod lock */ +#define AU8522_TUNERLOCKING 0 +#define AU8522_DEMODLOCKING 1 + u8 status_mode; +}; + +#define CONFIG_DVB_AU8522 +#if defined(CONFIG_DVB_AU8522) || \ + (defined(CONFIG_DVB_AU8522_MODULE) && defined(MODULE)) +extern struct dvb_frontend *au8522_attach(const struct au8522_config *config, + struct i2c_adapter *i2c); +#else +static inline +struct dvb_frontend *au8522_attach(const struct au8522_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_AU8522 */ + +#endif /* __AU8522_H__ */ + +/* + * Local variables: + * c-basic-offset: 8 + */ --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/xc5000.c @@ -0,0 +1,984 @@ +/* + * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" + * + * Copyright (c) 2007 Xceive Corporation + * Copyright (c) 2007 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include +#include + +#include "dvb_frontend.h" + +#include "xc5000.h" +#include "xc5000_priv.h" + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); + +#define dprintk(level,fmt, arg...) if (debug >= level) \ + printk(KERN_INFO "%s: " fmt, "xc5000", ## arg) + +#define XC5000_DEFAULT_FIRMWARE "dvb-fe-xc5000-1.1.fw" +#define XC5000_DEFAULT_FIRMWARE_SIZE 12332 + +/* Misc Defines */ +#define MAX_TV_STANDARD 23 +#define XC_MAX_I2C_WRITE_LENGTH 64 + +/* Signal Types */ +#define XC_RF_MODE_AIR 0 +#define XC_RF_MODE_CABLE 1 + +/* Result codes */ +#define XC_RESULT_SUCCESS 0 +#define XC_RESULT_RESET_FAILURE 1 +#define XC_RESULT_I2C_WRITE_FAILURE 2 +#define XC_RESULT_I2C_READ_FAILURE 3 +#define XC_RESULT_OUT_OF_RANGE 5 + +/* Product id */ +#define XC_PRODUCT_ID_FW_NOT_LOADED 0x2000 +#define XC_PRODUCT_ID_FW_LOADED 0x1388 + +/* Registers */ +#define XREG_INIT 0x00 +#define XREG_VIDEO_MODE 0x01 +#define XREG_AUDIO_MODE 0x02 +#define XREG_RF_FREQ 0x03 +#define XREG_D_CODE 0x04 +#define XREG_IF_OUT 0x05 +#define XREG_SEEK_MODE 0x07 +#define XREG_POWER_DOWN 0x0A +#define XREG_SIGNALSOURCE 0x0D /* 0=Air, 1=Cable */ +#define XREG_SMOOTHEDCVBS 0x0E +#define XREG_XTALFREQ 0x0F +#define XREG_FINERFFREQ 0x10 +#define XREG_DDIMODE 0x11 + +#define XREG_ADC_ENV 0x00 +#define XREG_QUALITY 0x01 +#define XREG_FRAME_LINES 0x02 +#define XREG_HSYNC_FREQ 0x03 +#define XREG_LOCK 0x04 +#define XREG_FREQ_ERROR 0x05 +#define XREG_SNR 0x06 +#define XREG_VERSION 0x07 +#define XREG_PRODUCT_ID 0x08 +#define XREG_BUSY 0x09 + +/* + Basic firmware description. This will remain with + the driver for documentation purposes. + + This represents an I2C firmware file encoded as a + string of unsigned char. Format is as follows: + + char[0 ]=len0_MSB -> len = len_MSB * 256 + len_LSB + char[1 ]=len0_LSB -> length of first write transaction + char[2 ]=data0 -> first byte to be sent + char[3 ]=data1 + char[4 ]=data2 + char[ ]=... + char[M ]=dataN -> last byte to be sent + char[M+1]=len1_MSB -> len = len_MSB * 256 + len_LSB + char[M+2]=len1_LSB -> length of second write transaction + char[M+3]=data0 + char[M+4]=data1 + ... + etc. + + The [len] value should be interpreted as follows: + + len= len_MSB _ len_LSB + len=1111_1111_1111_1111 : End of I2C_SEQUENCE + len=0000_0000_0000_0000 : Reset command: Do hardware reset + len=0NNN_NNNN_NNNN_NNNN : Normal transaction: number of bytes = {1:32767) + len=1WWW_WWWW_WWWW_WWWW : Wait command: wait for {1:32767} ms + + For the RESET and WAIT commands, the two following bytes will contain + immediately the length of the following transaction. + +*/ +typedef struct { + char *Name; + u16 AudioMode; + u16 VideoMode; +} XC_TV_STANDARD; + +/* Tuner standards */ +#define MN_NTSC_PAL_BTSC 0 +#define MN_NTSC_PAL_A2 1 +#define MN_NTSC_PAL_EIAJ 2 +#define MN_NTSC_PAL_Mono 3 +#define BG_PAL_A2 4 +#define BG_PAL_NICAM 5 +#define BG_PAL_MONO 6 +#define I_PAL_NICAM 7 +#define I_PAL_NICAM_MONO 8 +#define DK_PAL_A2 9 +#define DK_PAL_NICAM 10 +#define DK_PAL_MONO 11 +#define DK_SECAM_A2DK1 12 +#define DK_SECAM_A2LDK3 13 +#define DK_SECAM_A2MONO 14 +#define L_SECAM_NICAM 15 +#define LC_SECAM_NICAM 16 +#define DTV6 17 +#define DTV8 18 +#define DTV7_8 19 +#define DTV7 20 +#define FM_Radio_INPUT2 21 +#define FM_Radio_INPUT1 22 + +static XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = { + {"M/N-NTSC/PAL-BTSC", 0x0400, 0x8020}, + {"M/N-NTSC/PAL-A2", 0x0600, 0x8020}, + {"M/N-NTSC/PAL-EIAJ", 0x0440, 0x8020}, + {"M/N-NTSC/PAL-Mono", 0x0478, 0x8020}, + {"B/G-PAL-A2", 0x0A00, 0x8049}, + {"B/G-PAL-NICAM", 0x0C04, 0x8049}, + {"B/G-PAL-MONO", 0x0878, 0x8059}, + {"I-PAL-NICAM", 0x1080, 0x8009}, + {"I-PAL-NICAM-MONO", 0x0E78, 0x8009}, + {"D/K-PAL-A2", 0x1600, 0x8009}, + {"D/K-PAL-NICAM", 0x0E80, 0x8009}, + {"D/K-PAL-MONO", 0x1478, 0x8009}, + {"D/K-SECAM-A2 DK1", 0x1200, 0x8009}, + {"D/K-SECAM-A2 L/DK3",0x0E00, 0x8009}, + {"D/K-SECAM-A2 MONO", 0x1478, 0x8009}, + {"L-SECAM-NICAM", 0x8E82, 0x0009}, + {"L'-SECAM-NICAM", 0x8E82, 0x4009}, + {"DTV6", 0x00C0, 0x8002}, + {"DTV8", 0x00C0, 0x800B}, + {"DTV7/8", 0x00C0, 0x801B}, + {"DTV7", 0x00C0, 0x8007}, + {"FM Radio-INPUT2", 0x9802, 0x9002}, + {"FM Radio-INPUT1", 0x0208, 0x9002} +}; + +static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len); +static int xc5000_readregs(struct xc5000_priv *priv, u8 *buf, u8 len); +static void xc5000_TunerReset(struct dvb_frontend *fe); + +static int xc_send_i2c_data(struct xc5000_priv *priv, u8 *buf, int len) +{ + return xc5000_writeregs(priv, buf, len) + ? XC_RESULT_I2C_WRITE_FAILURE : XC_RESULT_SUCCESS; +} + +static int xc_read_i2c_data(struct xc5000_priv *priv, u8 *buf, int len) +{ + return xc5000_readregs(priv, buf, len) + ? XC_RESULT_I2C_READ_FAILURE : XC_RESULT_SUCCESS; +} + +static int xc_reset(struct dvb_frontend *fe) +{ + xc5000_TunerReset(fe); + return XC_RESULT_SUCCESS; +} + +static void xc_wait(int wait_ms) +{ + msleep(wait_ms); +} + +static void xc5000_TunerReset(struct dvb_frontend *fe) +{ + struct xc5000_priv *priv = fe->tuner_priv; + int ret; + + dprintk(1, "%s()\n", __func__); + + if (priv->cfg->tuner_callback) { + ret = priv->cfg->tuner_callback(priv->devptr, + XC5000_TUNER_RESET, 0); + if (ret) + printk(KERN_ERR "xc5000: reset failed\n"); + } else + printk(KERN_ERR "xc5000: no tuner reset callback function, fatal\n"); +} + +static int xc_write_reg(struct xc5000_priv *priv, u16 regAddr, u16 i2cData) +{ + u8 buf[4]; + int WatchDogTimer = 5; + int result; + + buf[0] = (regAddr >> 8) & 0xFF; + buf[1] = regAddr & 0xFF; + buf[2] = (i2cData >> 8) & 0xFF; + buf[3] = i2cData & 0xFF; + result = xc_send_i2c_data(priv, buf, 4); + if (result == XC_RESULT_SUCCESS) { + /* wait for busy flag to clear */ + while ((WatchDogTimer > 0) && (result == XC_RESULT_SUCCESS)) { + buf[0] = 0; + buf[1] = XREG_BUSY; + + result = xc_send_i2c_data(priv, buf, 2); + if (result == XC_RESULT_SUCCESS) { + result = xc_read_i2c_data(priv, buf, 2); + if (result == XC_RESULT_SUCCESS) { + if ((buf[0] == 0) && (buf[1] == 0)) { + /* busy flag cleared */ + break; + } else { + xc_wait(100); /* wait 5 ms */ + WatchDogTimer--; + } + } + } + } + } + if (WatchDogTimer < 0) + result = XC_RESULT_I2C_WRITE_FAILURE; + + return result; +} + +static int xc_read_reg(struct xc5000_priv *priv, u16 regAddr, u16 *i2cData) +{ + u8 buf[2]; + int result; + + buf[0] = (regAddr >> 8) & 0xFF; + buf[1] = regAddr & 0xFF; + result = xc_send_i2c_data(priv, buf, 2); + if (result != XC_RESULT_SUCCESS) + return result; + + result = xc_read_i2c_data(priv, buf, 2); + if (result != XC_RESULT_SUCCESS) + return result; + + *i2cData = buf[0] * 256 + buf[1]; + return result; +} + +static int xc_load_i2c_sequence(struct dvb_frontend *fe, u8 i2c_sequence[]) +{ + struct xc5000_priv *priv = fe->tuner_priv; + + int i, nbytes_to_send, result; + unsigned int len, pos, index; + u8 buf[XC_MAX_I2C_WRITE_LENGTH]; + + index=0; + while ((i2c_sequence[index]!=0xFF) || (i2c_sequence[index+1]!=0xFF)) { + len = i2c_sequence[index]* 256 + i2c_sequence[index+1]; + if (len == 0x0000) { + /* RESET command */ + result = xc_reset(fe); + index += 2; + if (result != XC_RESULT_SUCCESS) + return result; + } else if (len & 0x8000) { + /* WAIT command */ + xc_wait(len & 0x7FFF); + index += 2; + } else { + /* Send i2c data whilst ensuring individual transactions + * do not exceed XC_MAX_I2C_WRITE_LENGTH bytes. + */ + index += 2; + buf[0] = i2c_sequence[index]; + buf[1] = i2c_sequence[index + 1]; + pos = 2; + while (pos < len) { + if ((len - pos) > XC_MAX_I2C_WRITE_LENGTH - 2) { + nbytes_to_send = XC_MAX_I2C_WRITE_LENGTH; + } else { + nbytes_to_send = (len - pos + 2); + } + for (i=2; ivideo_standard].Name); + + ret = xc_write_reg(priv, XREG_VIDEO_MODE, VideoMode); + if (ret == XC_RESULT_SUCCESS) + ret = xc_write_reg(priv, XREG_AUDIO_MODE, AudioMode); + + return ret; +} + +static int xc_shutdown(struct xc5000_priv *priv) +{ + return 0; + /* Fixme: cannot bring tuner back alive once shutdown + * without reloading the driver modules. + * return xc_write_reg(priv, XREG_POWER_DOWN, 0); + */ +} + +static int xc_SetSignalSource(struct xc5000_priv *priv, u16 rf_mode) +{ + dprintk(1, "%s(%d) Source = %s\n", __func__, rf_mode, + rf_mode == XC_RF_MODE_AIR ? "ANTENNA" : "CABLE"); + + if ((rf_mode != XC_RF_MODE_AIR) && (rf_mode != XC_RF_MODE_CABLE)) + { + rf_mode = XC_RF_MODE_CABLE; + printk(KERN_ERR + "%s(), Invalid mode, defaulting to CABLE", + __func__); + } + return xc_write_reg(priv, XREG_SIGNALSOURCE, rf_mode); +} + +static const struct dvb_tuner_ops xc5000_tuner_ops; + +static int xc_set_RF_frequency(struct xc5000_priv *priv, u32 freq_hz) +{ + u16 freq_code; + + dprintk(1, "%s(%u)\n", __func__, freq_hz); + + if ((freq_hz > xc5000_tuner_ops.info.frequency_max) || + (freq_hz < xc5000_tuner_ops.info.frequency_min)) + return XC_RESULT_OUT_OF_RANGE; + + freq_code = (u16)(freq_hz / 15625); + + return xc_write_reg(priv, XREG_RF_FREQ, freq_code); +} + +#if 0 +/* We'll probably need these for analog support */ +static int xc_FineTune_RF_frequency(struct xc5000_priv *priv, u32 freq_hz) +{ + u16 freq_code = (u16)(freq_hz / 15625); + + if ((freq_hz > xc5000_tuner_ops.info.frequency_max) || + (freq_hz < xc5000_tuner_ops.info.frequency_min)) + return XC_RESULT_OUT_OF_RANGE; + + return xc_write_reg(priv, XREG_FINERFFREQ, freq_code); +} + +static int xc_set_Xtal_frequency(struct xc5000_priv *priv, u32 xtalFreqInKHz) +{ + u16 xtalRatio = (32000 * 0x8000)/xtalFreqInKHz; + return xc_write_reg(priv, XREG_XTALFREQ, xtalRatio); +} +#endif + +static int xc_set_IF_frequency(struct xc5000_priv *priv, u32 freq_khz) +{ + u32 freq_code = (freq_khz * 1024)/1000; + dprintk(1, "%s(freq_khz = %d) freq_code = 0x%x\n", + __func__, freq_khz, freq_code); + + return xc_write_reg(priv, XREG_IF_OUT, freq_code); +} + + +static int xc_get_ADC_Envelope(struct xc5000_priv *priv, u16 *adc_envelope) +{ + return xc_read_reg(priv, XREG_ADC_ENV, adc_envelope); +} + +static int xc_get_frequency_error(struct xc5000_priv *priv, u32 *freq_error_hz) +{ + int result; + u16 regData; + u32 tmp; + + result = xc_read_reg(priv, XREG_FREQ_ERROR, ®Data); + if (result) + return result; + + tmp = (u32)regData; + (*freq_error_hz) = (tmp * 15625) / 1000; + return result; +} + +static int xc_get_lock_status(struct xc5000_priv *priv, u16 *lock_status) +{ + return xc_read_reg(priv, XREG_LOCK, lock_status); +} + +static int xc_get_version(struct xc5000_priv *priv, + u8 *hw_majorversion, u8 *hw_minorversion, + u8 *fw_majorversion, u8 *fw_minorversion) +{ + u16 data; + int result; + + result = xc_read_reg(priv, XREG_VERSION, &data); + if (result) + return result; + + (*hw_majorversion) = (data >> 12) & 0x0F; + (*hw_minorversion) = (data >> 8) & 0x0F; + (*fw_majorversion) = (data >> 4) & 0x0F; + (*fw_minorversion) = data & 0x0F; + + return 0; +} + +static int xc_get_hsync_freq(struct xc5000_priv *priv, u32 *hsync_freq_hz) +{ + u16 regData; + int result; + + result = xc_read_reg(priv, XREG_HSYNC_FREQ, ®Data); + if (result) + return result; + + (*hsync_freq_hz) = ((regData & 0x0fff) * 763)/100; + return result; +} + +static int xc_get_frame_lines(struct xc5000_priv *priv, u16 *frame_lines) +{ + return xc_read_reg(priv, XREG_FRAME_LINES, frame_lines); +} + +static int xc_get_quality(struct xc5000_priv *priv, u16 *quality) +{ + return xc_read_reg(priv, XREG_QUALITY, quality); +} + +static u16 WaitForLock(struct xc5000_priv *priv) +{ + u16 lockState = 0; + int watchDogCount = 40; + + while ((lockState == 0) && (watchDogCount > 0)) { + xc_get_lock_status(priv, &lockState); + if (lockState != 1) { + xc_wait(5); + watchDogCount--; + } + } + return lockState; +} + +static int xc_tune_channel(struct xc5000_priv *priv, u32 freq_hz) +{ + int found = 0; + + dprintk(1, "%s(%u)\n", __func__, freq_hz); + + if (xc_set_RF_frequency(priv, freq_hz) != XC_RESULT_SUCCESS) + return 0; + + if (WaitForLock(priv) == 1) + found = 1; + + return found; +} + +static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val) +{ + u8 buf[2] = { reg >> 8, reg & 0xff }; + u8 bval[2] = { 0, 0 }; + struct i2c_msg msg[2] = { + { .addr = priv->cfg->i2c_address, + .flags = 0, .buf = &buf[0], .len = 2 }, + { .addr = priv->cfg->i2c_address, + .flags = I2C_M_RD, .buf = &bval[0], .len = 2 }, + }; + + if (i2c_transfer(priv->i2c, msg, 2) != 2) { + printk(KERN_WARNING "xc5000: I2C read failed\n"); + return -EREMOTEIO; + } + + *val = (bval[0] << 8) | bval[1]; + return 0; +} + +static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len) +{ + struct i2c_msg msg = { .addr = priv->cfg->i2c_address, + .flags = 0, .buf = buf, .len = len }; + + if (i2c_transfer(priv->i2c, &msg, 1) != 1) { + printk(KERN_ERR "xc5000: I2C write failed (len=%i)\n", + (int)len); + return -EREMOTEIO; + } + return 0; +} + +static int xc5000_readregs(struct xc5000_priv *priv, u8 *buf, u8 len) +{ + struct i2c_msg msg = { .addr = priv->cfg->i2c_address, + .flags = I2C_M_RD, .buf = buf, .len = len }; + + if (i2c_transfer(priv->i2c, &msg, 1) != 1) { + printk(KERN_ERR "xc5000 I2C read failed (len=%i)\n",(int)len); + return -EREMOTEIO; + } + return 0; +} + +static int xc5000_fwupload(struct dvb_frontend* fe) +{ + struct xc5000_priv *priv = fe->tuner_priv; + const struct firmware *fw; + int ret; + + /* request the firmware, this will block and timeout */ + printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n", + XC5000_DEFAULT_FIRMWARE); + + ret = request_firmware(&fw, XC5000_DEFAULT_FIRMWARE, &priv->i2c->dev); + if (ret) { + printk(KERN_ERR "xc5000: Upload failed. (file not found?)\n"); + ret = XC_RESULT_RESET_FAILURE; + goto out; + } else { + printk(KERN_INFO "xc5000: firmware read %Zu bytes.\n", + fw->size); + ret = XC_RESULT_SUCCESS; + } + + if (fw->size != XC5000_DEFAULT_FIRMWARE_SIZE) { + printk(KERN_ERR "xc5000: firmware incorrect size\n"); + ret = XC_RESULT_RESET_FAILURE; + } else { + printk(KERN_INFO "xc5000: firmware upload\n"); + ret = xc_load_i2c_sequence(fe, fw->data ); + } + +out: + release_firmware(fw); + return ret; +} + +static void xc_debug_dump(struct xc5000_priv *priv) +{ + u16 adc_envelope; + u32 freq_error_hz = 0; + u16 lock_status; + u32 hsync_freq_hz = 0; + u16 frame_lines; + u16 quality; + u8 hw_majorversion = 0, hw_minorversion = 0; + u8 fw_majorversion = 0, fw_minorversion = 0; + + /* Wait for stats to stabilize. + * Frame Lines needs two frame times after initial lock + * before it is valid. + */ + xc_wait(100); + + xc_get_ADC_Envelope(priv, &adc_envelope); + dprintk(1, "*** ADC envelope (0-1023) = %d\n", adc_envelope); + + xc_get_frequency_error(priv, &freq_error_hz); + dprintk(1, "*** Frequency error = %d Hz\n", freq_error_hz); + + xc_get_lock_status(priv, &lock_status); + dprintk(1, "*** Lock status (0-Wait, 1-Locked, 2-No-signal) = %d\n", + lock_status); + + xc_get_version(priv, &hw_majorversion, &hw_minorversion, + &fw_majorversion, &fw_minorversion); + dprintk(1, "*** HW: V%02x.%02x, FW: V%02x.%02x\n", + hw_majorversion, hw_minorversion, + fw_majorversion, fw_minorversion); + + xc_get_hsync_freq(priv, &hsync_freq_hz); + dprintk(1, "*** Horizontal sync frequency = %d Hz\n", hsync_freq_hz); + + xc_get_frame_lines(priv, &frame_lines); + dprintk(1, "*** Frame lines = %d\n", frame_lines); + + xc_get_quality(priv, &quality); + dprintk(1, "*** Quality (0:<8dB, 7:>56dB) = %d\n", quality); +} + +static int xc5000_set_params(struct dvb_frontend *fe, + struct dvb_frontend_parameters *params) +{ + struct xc5000_priv *priv = fe->tuner_priv; + int ret; + + dprintk(1, "%s() frequency=%d (Hz)\n", __func__, params->frequency); + + switch(params->u.vsb.modulation) { + case VSB_8: + case VSB_16: + dprintk(1, "%s() VSB modulation\n", __func__); + priv->rf_mode = XC_RF_MODE_AIR; + priv->freq_hz = params->frequency - 1750000; + priv->bandwidth = BANDWIDTH_6_MHZ; + priv->video_standard = DTV6; + break; + case QAM_64: + case QAM_256: + case QAM_AUTO: + dprintk(1, "%s() QAM modulation\n", __func__); + priv->rf_mode = XC_RF_MODE_CABLE; + priv->freq_hz = params->frequency - 1750000; + priv->bandwidth = BANDWIDTH_6_MHZ; + priv->video_standard = DTV6; + break; + default: + return -EINVAL; + } + + dprintk(1, "%s() frequency=%d (compensated)\n", + __func__, priv->freq_hz); + + ret = xc_SetSignalSource(priv, priv->rf_mode); + if (ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR + "xc5000: xc_SetSignalSource(%d) failed\n", + priv->rf_mode); + return -EREMOTEIO; + } + + ret = xc_SetTVStandard(priv, + XC5000_Standard[priv->video_standard].VideoMode, + XC5000_Standard[priv->video_standard].AudioMode); + if (ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n"); + return -EREMOTEIO; + } + + ret = xc_set_IF_frequency(priv, priv->cfg->if_khz); + if (ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR "xc5000: xc_Set_IF_frequency(%d) failed\n", + priv->cfg->if_khz); + return -EIO; + } + + xc_tune_channel(priv, priv->freq_hz); + + if (debug) + xc_debug_dump(priv); + + return 0; +} + +static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe); + +static int xc5000_set_analog_params(struct dvb_frontend *fe, + struct analog_parameters *params) +{ + struct xc5000_priv *priv = fe->tuner_priv; + int ret; + + if(priv->fwloaded == 0) + xc_load_fw_and_init_tuner(fe); + + dprintk(1, "%s() frequency=%d (in units of 62.5khz)\n", + __func__, params->frequency); + + priv->rf_mode = XC_RF_MODE_CABLE; /* Fix me: it could be air. */ + + /* params->frequency is in units of 62.5khz */ + priv->freq_hz = params->frequency * 62500; + + /* FIX ME: Some video standards may have several possible audio + standards. We simply default to one of them here. + */ + if(params->std & V4L2_STD_MN) { + /* default to BTSC audio standard */ + priv->video_standard = MN_NTSC_PAL_BTSC; + goto tune_channel; + } + + if(params->std & V4L2_STD_PAL_BG) { + /* default to NICAM audio standard */ + priv->video_standard = BG_PAL_NICAM; + goto tune_channel; + } + + if(params->std & V4L2_STD_PAL_I) { + /* default to NICAM audio standard */ + priv->video_standard = I_PAL_NICAM; + goto tune_channel; + } + + if(params->std & V4L2_STD_PAL_DK) { + /* default to NICAM audio standard */ + priv->video_standard = DK_PAL_NICAM; + goto tune_channel; + } + + if(params->std & V4L2_STD_SECAM_DK) { + /* default to A2 DK1 audio standard */ + priv->video_standard = DK_SECAM_A2DK1; + goto tune_channel; + } + + if(params->std & V4L2_STD_SECAM_L) { + priv->video_standard = L_SECAM_NICAM; + goto tune_channel; + } + + if(params->std & V4L2_STD_SECAM_LC) { + priv->video_standard = LC_SECAM_NICAM; + goto tune_channel; + } + +tune_channel: + ret = xc_SetSignalSource(priv, priv->rf_mode); + if (ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR + "xc5000: xc_SetSignalSource(%d) failed\n", + priv->rf_mode); + return -EREMOTEIO; + } + + ret = xc_SetTVStandard(priv, + XC5000_Standard[priv->video_standard].VideoMode, + XC5000_Standard[priv->video_standard].AudioMode); + if (ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n"); + return -EREMOTEIO; + } + + xc_tune_channel(priv, priv->freq_hz); + + if (debug) + xc_debug_dump(priv); + + return 0; +} + +static int xc5000_get_frequency(struct dvb_frontend *fe, u32 *freq) +{ + struct xc5000_priv *priv = fe->tuner_priv; + dprintk(1, "%s()\n", __func__); + *freq = priv->freq_hz; + return 0; +} + +static int xc5000_get_bandwidth(struct dvb_frontend *fe, u32 *bw) +{ + struct xc5000_priv *priv = fe->tuner_priv; + dprintk(1, "%s()\n", __func__); + + *bw = priv->bandwidth; + return 0; +} + +static int xc5000_get_status(struct dvb_frontend *fe, u32 *status) +{ + struct xc5000_priv *priv = fe->tuner_priv; + u16 lock_status = 0; + + xc_get_lock_status(priv, &lock_status); + + dprintk(1, "%s() lock_status = 0x%08x\n", __func__, lock_status); + + *status = lock_status; + + return 0; +} + +static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe) +{ + struct xc5000_priv *priv = fe->tuner_priv; + int ret = 0; + + if (priv->fwloaded == 0) { + ret = xc5000_fwupload(fe); + if (ret != XC_RESULT_SUCCESS) + return ret; + priv->fwloaded = 1; + } + + /* Start the tuner self-calibration process */ + ret |= xc_initialize(priv); + + /* Wait for calibration to complete. + * We could continue but XC5000 will clock stretch subsequent + * I2C transactions until calibration is complete. This way we + * don't have to rely on clock stretching working. + */ + xc_wait( 100 ); + + /* Default to "CABLE" mode */ + ret |= xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE); + + return ret; +} + +static int xc5000_sleep(struct dvb_frontend *fe) +{ + struct xc5000_priv *priv = fe->tuner_priv; + int ret; + + dprintk(1, "%s()\n", __func__); + + /* On Pinnacle PCTV HD 800i, the tuner cannot be reinitialized + * once shutdown without reloading the driver. Maybe I am not + * doing something right. + * + */ + + ret = xc_shutdown(priv); + if(ret != XC_RESULT_SUCCESS) { + printk(KERN_ERR + "xc5000: %s() unable to shutdown tuner\n", + __func__); + return -EREMOTEIO; + } + else { + /* priv->fwloaded = 0; */ + return XC_RESULT_SUCCESS; + } +} + +static int xc5000_init(struct dvb_frontend *fe) +{ + struct xc5000_priv *priv = fe->tuner_priv; + dprintk(1, "%s()\n", __func__); + + if (xc_load_fw_and_init_tuner(fe) != XC_RESULT_SUCCESS) { + printk(KERN_ERR "xc5000: Unable to initialise tuner\n"); + return -EREMOTEIO; + } + + if (debug) + xc_debug_dump(priv); + + return 0; +} + +static int xc5000_release(struct dvb_frontend *fe) +{ + dprintk(1, "%s()\n", __func__); + kfree(fe->tuner_priv); + fe->tuner_priv = NULL; + return 0; +} + +static const struct dvb_tuner_ops xc5000_tuner_ops = { + .info = { + .name = "Xceive XC5000", + .frequency_min = 1000000, + .frequency_max = 1023000000, + .frequency_step = 50000, + }, + + .release = xc5000_release, + .init = xc5000_init, + .sleep = xc5000_sleep, + + .set_params = xc5000_set_params, + .set_analog_params = xc5000_set_analog_params, + .get_frequency = xc5000_get_frequency, + .get_bandwidth = xc5000_get_bandwidth, + .get_status = xc5000_get_status +}; + +struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, + struct xc5000_config *cfg, void *devptr) +{ + struct xc5000_priv *priv = NULL; + u16 id = 0; + + dprintk(1, "%s()\n", __func__); + + priv = kzalloc(sizeof(struct xc5000_priv), GFP_KERNEL); + if (priv == NULL) + return NULL; + + priv->cfg = cfg; + priv->bandwidth = BANDWIDTH_6_MHZ; + priv->i2c = i2c; + priv->devptr = devptr; + + /* Check if firmware has been loaded. It is possible that another + instance of the driver has loaded the firmware. + */ + if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != 0) { + kfree(priv); + return NULL; + } + + switch(id) { + case XC_PRODUCT_ID_FW_LOADED: + printk(KERN_INFO + "xc5000: Successfully identified at address 0x%02x\n", + cfg->i2c_address); + printk(KERN_INFO + "xc5000: Firmware has been loaded previously\n"); + priv->fwloaded = 1; + break; + case XC_PRODUCT_ID_FW_NOT_LOADED: + printk(KERN_INFO + "xc5000: Successfully identified at address 0x%02x\n", + cfg->i2c_address); + printk(KERN_INFO + "xc5000: Firmware has not been loaded previously\n"); + priv->fwloaded = 0; + break; + default: + printk(KERN_ERR + "xc5000: Device not found at addr 0x%02x (0x%x)\n", + cfg->i2c_address, id); + kfree(priv); + return NULL; + } + + memcpy(&fe->ops.tuner_ops, &xc5000_tuner_ops, + sizeof(struct dvb_tuner_ops)); + + fe->tuner_priv = priv; + + return fe; +} +EXPORT_SYMBOL(xc5000_attach); + +MODULE_AUTHOR("Steven Toth"); +MODULE_DESCRIPTION("Xceive xc5000 silicon tuner driver"); +MODULE_LICENSE("GPL"); --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/xc5000.h @@ -0,0 +1,66 @@ +/* + * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" + * + * Copyright (c) 2007 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __XC5000_H__ +#define __XC5000_H__ + +#include + +struct dvb_frontend; +struct i2c_adapter; + +struct xc5000_config { + u8 i2c_address; + u32 if_khz; + + int (*tuner_callback) (void *priv, int command, int arg); +}; + +/* xc5000 callback command */ +#define XC5000_TUNER_RESET 0 + +/* For each bridge framework, when it attaches either analog or digital, + * it has to store a reference back to its _core equivalent structure, + * so that it can service the hardware by steering gpio's etc. + * Each bridge implementation is different so cast devptr accordingly. + * The xc5000 driver cares not for this value, other than ensuring + * it's passed back to a bridge during tuner_callback(). + */ + +#define CONFIG_MEDIA_TUNER_XC5000 +#if defined(CONFIG_MEDIA_TUNER_XC5000) || \ + (defined(CONFIG_MEDIA_TUNER_XC5000_MODULE) && defined(MODULE)) +extern struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, + struct xc5000_config *cfg, + void *devptr); +#else +static inline struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, + struct xc5000_config *cfg, + void *devptr) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_MEDIA_TUNER_XC5000 + +#endif // __XC5000_H__ --- /dev/null +++ linux-ubuntu-modules-2.6.24-2.6.24/ubuntu/media/au0828/xc5000_priv.h @@ -0,0 +1,38 @@ +/* + * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" + * + * Copyright (c) 2007 Steven Toth + * + * 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; either version 2 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 General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef XC5000_PRIV_H +#define XC5000_PRIV_H + +struct xc5000_priv { + struct xc5000_config *cfg; + struct i2c_adapter *i2c; + + u32 freq_hz; + u32 bandwidth; + u8 video_standard; + u8 rf_mode; + u8 fwloaded; + + void *devptr; +}; + +#endif