From 596d92d5128d308b5a79f21c3e72c87f5fc7e58b Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 8 Nov 2005 21:37:24 -0800 Subject: [PATCH] [PATCH] v4l: 767: included support for em2800 - Included support for em2800. Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- Documentation/video4linux/CARDLIST.em28xx | 13 +- drivers/media/video/em28xx/em28xx-cards.c | 125 +++++++++++++-- drivers/media/video/em28xx/em28xx-core.c | 13 +- drivers/media/video/em28xx/em28xx-i2c.c | 182 +++++++++++++++++++--- drivers/media/video/em28xx/em28xx-video.c | 73 ++++++--- drivers/media/video/em28xx/em28xx.h | 29 +++- 6 files changed, 375 insertions(+), 60 deletions(-) diff --git a/Documentation/video4linux/CARDLIST.em28xx b/Documentation/video4linux/CARDLIST.em28xx index a33ddea0b6f5..d86aae09450b 100644 --- a/Documentation/video4linux/CARDLIST.em28xx +++ b/Documentation/video4linux/CARDLIST.em28xx @@ -1,4 +1,9 @@ - 0 -> Terratec Cinergy 250 USB [0ccd:0036] - 1 -> Pinnacle PCTV USB 2 [2304:0208] - 2 -> Hauppauge WinTV USB 2 [2040:4200] - 3 -> MSI VOX USB 2.0 [eb1a:2820] + 0 -> Unknown EM2800 video grabber (em2800) [eb1a:2800] + 1 -> Unknown EM2820/2840 video grabber (em2820/em2840) [eb1a:2820] + 2 -> Terratec Cinergy 250 USB (em2820/em2840) [0ccd:0036] + 3 -> Pinnacle PCTV USB 2 (em2820/em2840) [2304:0208] + 4 -> Hauppauge WinTV USB 2 (em2820/em2840) [2040:4200] + 5 -> MSI VOX USB 2.0 (em2820/em2840) + 6 -> Terratec Cinergy 200 USB (em2800) + 7 -> Leadtek Winfast USB II (em2800) + 8 -> Kworld USB2800 (em2800) diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index 7333bbad8871..91c70ebd0ea4 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -1,5 +1,5 @@ /* - em2820-cards.c - driver for Empia EM2820/2840 USB video capture devices + em2820-cards.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger Ludovico Cavedon @@ -35,14 +35,43 @@ #include "em2820.h" -enum em2820_board_entry { - EM2820_BOARD_TERRATEC_CINERGY_250, - EM2820_BOARD_PINNACLE_USB_2, - EM2820_BOARD_HAUPPAUGE_WINTV_USB_2, - EM2820_BOARD_MSI_VOX_USB_2 -}; - struct em2820_board em2820_boards[] = { + [EM2800_BOARD_UNKNOWN] = { + .name = "Unknown EM2800 video grabber", + .is_em2800 = 1, + .vchannels = 2, + .norm = VIDEO_MODE_PAL, + .tda9887_conf = TDA9887_PRESENT, + .has_tuner = 1, + .decoder = EM2820_SAA7113, + .input = {{ + .type = EM2820_VMUX_COMPOSITE1, + .vmux = 0, + .amux = 1, + },{ + .type = EM2820_VMUX_SVIDEO, + .vmux = 9, + .amux = 1, + }}, + }, + [EM2820_BOARD_UNKNOWN] = { + .name = "Unknown EM2820/2840 video grabber", + .is_em2800 = 0, + .vchannels = 2, + .norm = VIDEO_MODE_PAL, + .tda9887_conf = TDA9887_PRESENT, + .has_tuner = 1, + .decoder = EM2820_SAA7113, + .input = {{ + .type = EM2820_VMUX_COMPOSITE1, + .vmux = 0, + .amux = 1, + },{ + .type = EM2820_VMUX_SVIDEO, + .vmux = 9, + .amux = 1, + }}, + }, [EM2820_BOARD_TERRATEC_CINERGY_250] = { .name = "Terratec Cinergy 250 USB", .vchannels = 3, @@ -129,17 +158,88 @@ struct em2820_board em2820_boards[] = { .amux = 1, }}, }, - { } /* Terminating entry */ + [EM2800_BOARD_TERRATEC_CINERGY_200] = { + .name = "Terratec Cinergy 200 USB", + .chip_id = 0x4, + .is_em2800 = 1, + .vchannels = 3, + .norm = VIDEO_MODE_PAL, + .tuner_type = TUNER_LG_PAL_NEW_TAPC, + .tda9887_conf = TDA9887_PRESENT, + .has_tuner = 1, + .decoder = EM2820_SAA7113, + .input = {{ + .type = EM2820_VMUX_TELEVISION, + .vmux = 2, + .amux = 0, + },{ + .type = EM2820_VMUX_COMPOSITE1, + .vmux = 0, + .amux = 1, + },{ + .type = EM2820_VMUX_SVIDEO, + .vmux = 9, + .amux = 1, + }}, + }, + [EM2800_BOARD_LEADTEK_WINFAST_USBII] = { + .name = "Leadtek Winfast USB II", + .chip_id = 0x2, + .is_em2800 = 1, + .vchannels = 3, + .norm = VIDEO_MODE_PAL, + .tuner_type = TUNER_LG_PAL_NEW_TAPC, + .tda9887_conf = TDA9887_PRESENT, + .has_tuner = 1, + .decoder = EM2820_SAA7113, + .input = {{ + .type = EM2820_VMUX_TELEVISION, + .vmux = 2, + .amux = 0, + },{ + .type = EM2820_VMUX_COMPOSITE1, + .vmux = 0, + .amux = 1, + },{ + .type = EM2820_VMUX_SVIDEO, + .vmux = 9, + .amux = 1, + }}, + }, + [EM2800_BOARD_KWORLD_USB2800] = { + .name = "Kworld USB2800", + .chip_id = 0x7, + .is_em2800 = 1, + .vchannels = 3, + .norm = VIDEO_MODE_PAL, + .tuner_type = TUNER_PHILIPS_ATSC, + .tda9887_conf = TDA9887_PRESENT, + .has_tuner = 1, + .decoder = EM2820_SAA7113, + .input = {{ + .type = EM2820_VMUX_TELEVISION, + .vmux = 2, + .amux = 0, + },{ + .type = EM2820_VMUX_COMPOSITE1, + .vmux = 0, + .amux = 1, + },{ + .type = EM2820_VMUX_SVIDEO, + .vmux = 9, + .amux = 1, + }}, + }, }; +const unsigned int em2820_bcount = ARRAY_SIZE(em2820_boards); /* table of devices that work with this driver */ struct usb_device_id em2820_id_table [] = { - /* Terratec Cinerhy 200 USB: em2800 nor supported, at the moment */ - /* { USB_DEVICE(0xeb1a, 0x2800), .driver_info = EM2800_BOARD_TERRATEC_CINERGY_200 }, */ + { USB_DEVICE(0xeb1a, 0x2800), .driver_info = EM2800_BOARD_UNKNOWN }, + { USB_DEVICE(0xeb1a, 0x2820), .driver_info = EM2820_BOARD_UNKNOWN }, { USB_DEVICE(0x0ccd, 0x0036), .driver_info = EM2820_BOARD_TERRATEC_CINERGY_250 }, { USB_DEVICE(0x2304, 0x0208), .driver_info = EM2820_BOARD_PINNACLE_USB_2 }, { USB_DEVICE(0x2040, 0x4200), .driver_info = EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 }, - { USB_DEVICE(0xeb1a, 0x2820), .driver_info = EM2820_BOARD_MSI_VOX_USB_2 }, { }, }; @@ -163,6 +263,7 @@ void em2820_card_setup(struct em2820 *dev) } EXPORT_SYMBOL(em2820_boards); +EXPORT_SYMBOL(em2820_bcount); EXPORT_SYMBOL(em2820_id_table); MODULE_DEVICE_TABLE (usb, em2820_id_table); diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index e187422f6d6d..594e6d681ba4 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -1,5 +1,5 @@ /* - em2820-core.c - driver for Empia EM2820/2840 USB video capture devices + em2820-core.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger Ludovico Cavedon @@ -562,6 +562,11 @@ static inline void em2820_isoc_video_copy(struct em2820 *dev, void *fieldstart, *startwrite, *startread; int linesdone, currlinedone, offset, lencopy,remain; + if(dev->frame_size != (*f)->buf.length){ + em2820_err("frame_size %i and buf.length %i are different!!!\n",dev->frame_size,(*f)->buf.length); + return; + } + if ((*f)->fieldbytesused + len > dev->field_size) len =dev->field_size - (*f)->fieldbytesused; remain = len; @@ -780,6 +785,11 @@ int em2820_set_alternate(struct em2820 *dev) dev->alt = alt; if (dev->alt == 0) { int i; + if(dev->is_em2800){ /* always use the max packet size for em2800 based devices */ + for(i=0;i< EM2820_MAX_ALT; i++) + if(dev->alt_max_pkt_size[i]>dev->alt_max_pkt_size[dev->alt]) + dev->alt=i; + }else{ unsigned int min_pkt_size = dev->field_size / 137; /* FIXME: empiric magic number */ em2820_coredbg("minimum isoc packet size: %u", min_pkt_size); dev->alt = 7; @@ -788,6 +798,7 @@ int em2820_set_alternate(struct em2820 *dev) dev->alt = i; break; } + } } if (dev->alt != prev_alt) { diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c index 3065ddb4b368..b7360d579a8a 100644 --- a/drivers/media/video/em28xx/em28xx-i2c.c +++ b/drivers/media/video/em28xx/em28xx-i2c.c @@ -1,5 +1,5 @@ /* - em2820-i2c.c - driver for Empia EM2820/2840 USB video capture devices + em2820-i2c.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger Ludovico Cavedon @@ -29,11 +29,6 @@ #include #include -/* To be moved to compat.h */ -#if !defined(I2C_HW_B_EM2820) -#define I2C_HW_B_EM2820 0x99 -#endif - #include "em2820.h" /* ----------------------------------------------------------- */ @@ -56,11 +51,132 @@ MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]"); printk(fmt , ##args); } while (0) /* - * i2c_send_bytes() + * em2800_i2c_send_max4() + * send up to 4 bytes to the i2c device + */ +static int em2800_i2c_send_max4(struct em2820 *dev, unsigned char addr, + char *buf, int len) +{ + int ret; + int write_timeout; + unsigned char b2[6]; + BUG_ON(len < 1 || len > 4); + b2[5] = 0x80 + len - 1; + b2[4] = addr; + b2[3] = buf[0]; + if (len > 1) + b2[2] = buf[1]; + if (len > 2) + b2[1] = buf[2]; + if (len > 3) + b2[0] = buf[3]; + + ret = dev->em2820_write_regs(dev, 4 - len, &b2[4 - len], 2 + len); + if (ret != 2 + len) { + em2820_warn("writting to i2c device failed (error=%i)\n", ret); + return -EIO; + } + for (write_timeout = EM2800_I2C_WRITE_TIMEOUT; write_timeout > 0; + write_timeout -= 5) { + ret = dev->em2820_read_reg(dev, 0x05); + if (ret == 0x80 + len - 1) + return len; + mdelay(5); + } + em2820_warn("i2c write timed out\n"); + return -EIO; +} + +/* + * em2800_i2c_send_bytes() + */ +static int em2800_i2c_send_bytes(void *data, unsigned char addr, char *buf, + short len) +{ + char *bufPtr = buf; + int ret; + int wrcount = 0; + int count; + int maxLen = 4; + struct em2820 *dev = (struct em2820 *)data; + while (len > 0) { + count = (len > maxLen) ? maxLen : len; + ret = em2800_i2c_send_max4(dev, addr, bufPtr, count); + if (ret > 0) { + len -= count; + bufPtr += count; + wrcount += count; + } else + return (ret < 0) ? ret : -EFAULT; + } + return wrcount; +} + +/* + * em2800_i2c_check_for_device() + * check if there is a i2c_device at the supplied address + */ +static int em2800_i2c_check_for_device(struct em2820 *dev, unsigned char addr) +{ + char msg; + int ret; + int write_timeout; + msg = addr; + ret = dev->em2820_write_regs(dev, 0x04, &msg, 1); + if (ret < 0) { + em2820_warn("setting i2c device address failed (error=%i)\n", + ret); + return ret; + } + msg = 0x84; + ret = dev->em2820_write_regs(dev, 0x05, &msg, 1); + if (ret < 0) { + em2820_warn("preparing i2c read failed (error=%i)\n", ret); + return ret; + } + for (write_timeout = EM2800_I2C_WRITE_TIMEOUT; write_timeout > 0; + write_timeout -= 5) { + unsigned msg = dev->em2820_read_reg(dev, 0x5); + if (msg == 0x94) + return -ENODEV; + else if (msg == 0x84) + return 0; + mdelay(5); + } + return -ENODEV; +} + +/* + * em2800_i2c_recv_bytes() + * read from the i2c device + */ +static int em2800_i2c_recv_bytes(struct em2820 *dev, unsigned char addr, + char *buf, int len) +{ + int ret; + /* check for the device and set i2c read address */ + ret = em2800_i2c_check_for_device(dev, addr); + if (ret) { + em2820_warn + ("preparing read at i2c address 0x%x failed (error=%i)\n", + addr, ret); + return ret; + } + ret = dev->em2820_read_reg_req_len(dev, 0x0, 0x3, buf, len); + if (ret < 0) { + em2820_warn("reading from i2c device at 0x%x failed (error=%i)", + addr, ret); + return ret; + } + return ret; +} + +/* + * em2820_i2c_send_bytes() * untested for more than 4 bytes */ -static int i2c_send_bytes(void *data, unsigned char addr, char *buf, short len, - int stop) +static int em2820_i2c_send_bytes(void *data, unsigned char addr, char *buf, + short len, int stop) { int wrcount = 0; struct em2820 *dev = (struct em2820 *)data; @@ -71,11 +187,11 @@ static int i2c_send_bytes(void *data, unsigned char addr, char *buf, short len, } /* - * i2c_recv_byte() + * em2820_i2c_recv_bytes() * read a byte from the i2c device */ -static int i2c_recv_bytes(struct em2820 *dev, unsigned char addr, char *buf, - int len) +static int em2820_i2c_recv_bytes(struct em2820 *dev, unsigned char addr, + char *buf, int len) { int ret; ret = dev->em2820_read_reg_req_len(dev, 2, addr, buf, len); @@ -89,10 +205,10 @@ static int i2c_recv_bytes(struct em2820 *dev, unsigned char addr, char *buf, } /* - * i2c_check_for_device() + * em2820_i2c_check_for_device() * check if there is a i2c_device at the supplied address */ -static int i2c_check_for_device(struct em2820 *dev, unsigned char addr) +static int em2820_i2c_check_for_device(struct em2820 *dev, unsigned char addr) { char msg; int ret; @@ -126,18 +242,25 @@ static int em2820_i2c_xfer(struct i2c_adapter *i2c_adap, (msgs[i].flags & I2C_M_RD) ? "read" : "write", i == num - 1 ? "stop" : "nonstop", addr, msgs[i].len); if (!msgs[i].len) { /* no len: check only for device presence */ - rc = i2c_check_for_device(dev, addr); + if (dev->is_em2800) + rc = em2800_i2c_check_for_device(dev, addr); + else + rc = em2820_i2c_check_for_device(dev, addr); if (rc < 0) { dprintk2(" no device\n"); return rc; } - } - if (msgs[i].flags & I2C_M_RD) { + } else if (msgs[i].flags & I2C_M_RD) { /* read bytes */ - - rc = i2c_recv_bytes(dev, addr, msgs[i].buf, - msgs[i].len); + if (dev->is_em2800) + rc = em2800_i2c_recv_bytes(dev, addr, + msgs[i].buf, + msgs[i].len); + else + rc = em2820_i2c_recv_bytes(dev, addr, + msgs[i].buf, + msgs[i].len); if (i2c_debug) { for (byte = 0; byte < msgs[i].len; byte++) { printk(" %02x", msgs[i].buf[byte]); @@ -149,8 +272,15 @@ static int em2820_i2c_xfer(struct i2c_adapter *i2c_adap, for (byte = 0; byte < msgs[i].len; byte++) printk(" %02x", msgs[i].buf[byte]); } - rc = i2c_send_bytes(dev, addr, msgs[i].buf, msgs[i].len, - i == num - 1); + if (dev->is_em2800) + rc = em2800_i2c_send_bytes(dev, addr, + msgs[i].buf, + msgs[i].len); + else + rc = em2820_i2c_send_bytes(dev, addr, + msgs[i].buf, + msgs[i].len, + i == num - 1); if (rc < 0) goto err; } @@ -171,6 +301,12 @@ static int em2820_i2c_eeprom(struct em2820 *dev, unsigned char *eedata, int len) int i, err, size = len, block; dev->i2c_client.addr = 0xa0 >> 1; + + /* Check if board has eeprom */ + err = i2c_master_recv(&dev->i2c_client, &buf, 0); + if (err < 0) + return -1; + buf = 0; if (1 != (err = i2c_master_send(&dev->i2c_client, &buf, 1))) { printk(KERN_INFO "%s: Huh, no eeprom present (err=%d)?\n", @@ -389,7 +525,7 @@ static void do_i2c_scan(char *name, struct i2c_client *c) rc = i2c_master_recv(c, &buf, 0); if (rc < 0) continue; - printk(KERN_INFO "%s: found device @ 0x%x [%s]", name, + printk(KERN_INFO "%s: found i2c device @ 0x%x [%s]\n", name, i << 1, i2c_devs[i] ? i2c_devs[i] : "???"); } } diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 7e4114ea15f9..d3a959b9ee64 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -1,5 +1,5 @@ /* - em2820-video.c - driver for Empia EM2820/2840 USB video capture devices + em2820-video.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger Ludovico Cavedon @@ -50,6 +50,11 @@ MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); +static unsigned int card[] = {[0 ... (EM2820_MAXBOARDS - 1)] = UNSET }; + +module_param_array(card, int, NULL, 0444); +MODULE_PARM_DESC(card,"card type"); + static int tuner = -1; module_param(tuner, int, 0444); MODULE_PARM_DESC(tuner, "tuner type"); @@ -1081,7 +1086,7 @@ static int em2820_do_ioctl(struct inode *inode, struct file *filp, struct v4l2_cropcap *cc = arg; if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return EINVAL; + return -EINVAL; cc->bounds.left = 0; cc->bounds.top = 0; cc->bounds.width = dev->width; @@ -1520,21 +1525,12 @@ static struct file_operations em2820_v4l_fops = { static int em2820_init_dev(struct em2820 **devhandle, struct usb_device *udev, int minor, int model) { - struct em2820 *dev; + struct em2820 *dev = *devhandle; int retval = -ENOMEM; int errCode, i; unsigned int maxh, maxw; struct usb_interface *uif; - /* allocate memory for our device state and initialize it */ - dev = kmalloc(sizeof(*dev), GFP_KERNEL); - if (dev == NULL) { - em2820_err(DRIVER_NAME ": out of memory!\n"); - return -ENOMEM; - } - memset(dev, 0x00, sizeof(*dev)); - - snprintf(dev->name, 29, "em2820 #%d", minor); dev->udev = udev; dev->model = model; init_MUTEX(&dev->lock); @@ -1545,6 +1541,7 @@ static int em2820_init_dev(struct em2820 **devhandle, struct usb_device *udev, dev->em2820_read_reg_req_len = em2820_read_reg_req_len; dev->em2820_write_regs_req = em2820_write_regs_req; dev->em2820_read_reg_req = em2820_read_reg_req; + dev->is_em2800 = em2820_boards[model].is_em2800; dev->has_tuner = em2820_boards[model].has_tuner; dev->has_msp34xx = em2820_boards[model].has_msp34xx; dev->tda9887_conf = em2820_boards[model].tda9887_conf; @@ -1595,7 +1592,7 @@ static int em2820_init_dev(struct em2820 **devhandle, struct usb_device *udev, /* compute alternate max packet sizes */ uif = dev->udev->actconfig->interface[0]; dev->alt_max_pkt_size[0] = 0; - for (i = 1; i <= EM2820_MAX_ALT; i++) { + for (i = 1; i <= EM2820_MAX_ALT && i < uif->num_altsetting ; i++) { u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[1].desc. wMaxPacketSize); @@ -1688,7 +1685,6 @@ static int em2820_init_dev(struct em2820 **devhandle, struct usb_device *udev, em2820_info("V4L2 device registered as /dev/video%d\n", dev->vdev->minor); - *devhandle = dev; return 0; } @@ -1703,27 +1699,68 @@ static int em2820_usb_probe(struct usb_interface *interface, struct usb_device *udev; struct em2820 *dev = NULL; int retval = -ENODEV; + int model,i,nr; udev = usb_get_dev(interface_to_usbdev(interface)); endpoint = &interface->cur_altsetting->endpoint[1].desc; + /* Don't register audio interfaces */ + if (interface->altsetting[1].desc.bInterfaceClass == USB_CLASS_AUDIO) + return -ENODEV; + /* check if the the device has the iso in endpoint at the correct place */ if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_ISOC) { -/* em2820_err(DRIVER_NAME " probing error: endpoint is non-ISO endpoint!\n"); */ + em2820_err(DRIVER_NAME " probing error: endpoint is non-ISO endpoint!\n"); return -ENODEV; } if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) { -/* em2820_err(DRIVER_NAME " probing error: endpoint is ISO OUT endpoint!\n"); */ + em2820_err(DRIVER_NAME " probing error: endpoint is ISO OUT endpoint!\n"); return -ENODEV; } + model=id->driver_info; + nr=interface->minor; + + if (nr>EM2820_MAXBOARDS) { + printk ("em2820: Supports only %i em28xx boards.\n",EM2820_MAXBOARDS); + return -ENOMEM; + } + + /* allocate memory for our device state and initialize it */ + dev = kmalloc(sizeof(*dev), GFP_KERNEL); + if (dev == NULL) { + em2820_err(DRIVER_NAME ": out of memory!\n"); + return -ENOMEM; + } + memset(dev, 0, sizeof(*dev)); + + snprintf(dev->name, 29, "em2820 #%d", nr); + + if ((card[nr]>=0)&&(card[nr] insmod option to\n" + "%s: workaround that. Redirect complaints to the vendor of\n" + "%s: the TV card. Best regards,\n" + "%s: -- tux\n", + dev->name,dev->name,dev->name,dev->name,dev->name); + printk("%s: Here is a list of valid choices for the card= insmod option:\n", + dev->name); + for (i = 0; i < em2820_bcount; i++) { + printk("%s: card=%d -> %s\n", + dev->name, i, em2820_boards[i].name); + } + } + /* allocate device struct */ - retval = em2820_init_dev(&dev, udev, interface->minor, id->driver_info); + retval = em2820_init_dev(&dev, udev, nr, model); if (retval) return retval; - em2820_info("Found %s\n", em2820_boards[id->driver_info].name); + em2820_info("Found %s\n", em2820_boards[model].name); /* save our data pointer in this interface device */ usb_set_intfdata(interface, dev); diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index 7779121a3dea..4115938a1731 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -1,5 +1,5 @@ /* - em2820-cards.c - driver for Empia EM2820/2840 USB video capture devices + em2820-cards.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger Ludovico Cavedon @@ -28,6 +28,23 @@ #include #include +/* Boards supported by driver */ + +#define EM2800_BOARD_UNKNOWN 0 +#define EM2820_BOARD_UNKNOWN 1 +#define EM2820_BOARD_TERRATEC_CINERGY_250 2 +#define EM2820_BOARD_PINNACLE_USB_2 3 +#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4 +#define EM2820_BOARD_MSI_VOX_USB_2 5 +#define EM2800_BOARD_TERRATEC_CINERGY_200 6 +#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7 +#define EM2800_BOARD_KWORLD_USB2800 8 + +#define UNSET -1 + +/* maximum number of em28xx boards */ +#define EM2820_MAXBOARDS 1 /*FIXME: should be bigger */ + /* maximum number of frames that can be queued */ #define EM2820_NUM_FRAMES 5 /* number of frames that get used for v4l2_read() */ @@ -79,6 +96,9 @@ /* time to wait when stopping the isoc transfer */ #define EM2820_URB_TIMEOUT msecs_to_jiffies(EM2820_NUM_BUFS * EM2820_NUM_PACKETS) +/* time in msecs to wait for i2c writes to finish */ +#define EM2800_I2C_WRITE_TIMEOUT 20 + /* the various frame states */ enum em2820_frame_state { F_UNUSED = 0, @@ -145,12 +165,13 @@ enum em2820_decoder { struct em2820_board { char *name; - + unsigned char chip_id; int vchannels; int norm; int tuner_type; /* i2c flags */ + unsigned int is_em2800; unsigned int tda9887_conf; unsigned int has_tuner:1; @@ -195,6 +216,7 @@ struct em2820 { /* generic device properties */ char name[30]; /* name (including minor) of the device */ int model; /* index in the device_data struct */ + unsigned int is_em2800; int video_inputs; /* number of video inputs */ unsigned int has_tuner:1; unsigned int has_msp34xx:1; @@ -304,11 +326,14 @@ void em2820_uninit_isoc(struct em2820 *dev); int em2820_set_alternate(struct em2820 *dev); /* Provided by em2820-cards.c */ +extern int em2800_variant_detect(struct usb_device* udev,int model); extern void em2820_card_setup(struct em2820 *dev); extern struct em2820_board em2820_boards[]; extern struct usb_device_id em2820_id_table[]; +extern const unsigned int em2820_bcount; /* em2820 registers */ +#define CHIPID_REG 0x0a #define USBSUSP_REG 0x0c /* */ #define AUDIOSRC_REG 0x0e