| /* |
| hexium_orion.c - v4l2 driver for the Hexium Orion frame grabber cards |
| |
| Visit http://www.mihu.de/linux/saa7146/ and follow the link |
| to "hexium" for further details about this card. |
| |
| Copyright (C) 2003 Michael Hunold <michael@mihu.de> |
| |
| 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 DEBUG_VARIABLE debug |
| |
| #include <media/saa7146_vv.h> |
| |
| static int debug = 0; |
| module_param(debug, int, 0); |
| MODULE_PARM_DESC(debug, "debug verbosity"); |
| |
| /* global variables */ |
| static int hexium_num = 0; |
| |
| #define HEXIUM_HV_PCI6_ORION 1 |
| #define HEXIUM_ORION_1SVHS_3BNC 2 |
| #define HEXIUM_ORION_4BNC 3 |
| |
| #define HEXIUM_INPUTS 9 |
| static struct v4l2_input hexium_inputs[HEXIUM_INPUTS] = { |
| { 0, "CVBS 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 1, "CVBS 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 2, "CVBS 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 3, "CVBS 4", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 4, "CVBS 5", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 5, "CVBS 6", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 6, "Y/C 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 7, "Y/C 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| { 8, "Y/C 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| }; |
| |
| #define HEXIUM_AUDIOS 0 |
| |
| struct hexium_data |
| { |
| s8 adr; |
| u8 byte; |
| }; |
| |
| static struct saa7146_extension_ioctls ioctls[] = { |
| { VIDIOC_G_INPUT, SAA7146_EXCLUSIVE }, |
| { VIDIOC_S_INPUT, SAA7146_EXCLUSIVE }, |
| { VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE }, |
| { VIDIOC_S_STD, SAA7146_AFTER }, |
| { 0, 0 } |
| }; |
| |
| struct hexium |
| { |
| int type; |
| struct video_device *video_dev; |
| struct i2c_adapter i2c_adapter; |
| |
| int cur_input; /* current input */ |
| }; |
| |
| /* Philips SAA7110 decoder default registers */ |
| static u8 hexium_saa7110[53]={ |
| /*00*/ 0x4C,0x3C,0x0D,0xEF,0xBD,0xF0,0x00,0x00, |
| /*08*/ 0xF8,0xF8,0x60,0x60,0x40,0x86,0x18,0x90, |
| /*10*/ 0x00,0x2C,0x40,0x46,0x42,0x1A,0xFF,0xDA, |
| /*18*/ 0xF0,0x8B,0x00,0x00,0x00,0x00,0x00,0x00, |
| /*20*/ 0xD9,0x17,0x40,0x41,0x80,0x41,0x80,0x4F, |
| /*28*/ 0xFE,0x01,0x0F,0x0F,0x03,0x01,0x81,0x03, |
| /*30*/ 0x44,0x75,0x01,0x8C,0x03 |
| }; |
| |
| static struct { |
| struct hexium_data data[8]; |
| } hexium_input_select[] = { |
| { |
| { /* cvbs 1 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0xD9 }, |
| { 0x21, 0x17 }, // 0x16, |
| { 0x22, 0x40 }, |
| { 0x2C, 0x03 }, |
| { 0x30, 0x44 }, |
| { 0x31, 0x75 }, // ?? |
| { 0x21, 0x16 }, // 0x03, |
| } |
| }, { |
| { /* cvbs 2 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0x78 }, |
| { 0x21, 0x07 }, // 0x03, |
| { 0x22, 0xD2 }, |
| { 0x2C, 0x83 }, |
| { 0x30, 0x60 }, |
| { 0x31, 0xB5 }, // ? |
| { 0x21, 0x03 }, |
| } |
| }, { |
| { /* cvbs 3 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0xBA }, |
| { 0x21, 0x07 }, // 0x05, |
| { 0x22, 0x91 }, |
| { 0x2C, 0x03 }, |
| { 0x30, 0x60 }, |
| { 0x31, 0xB5 }, // ?? |
| { 0x21, 0x05 }, // 0x03, |
| } |
| }, { |
| { /* cvbs 4 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0xD8 }, |
| { 0x21, 0x17 }, // 0x16, |
| { 0x22, 0x40 }, |
| { 0x2C, 0x03 }, |
| { 0x30, 0x44 }, |
| { 0x31, 0x75 }, // ?? |
| { 0x21, 0x16 }, // 0x03, |
| } |
| }, { |
| { /* cvbs 5 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0xB8 }, |
| { 0x21, 0x07 }, // 0x05, |
| { 0x22, 0x91 }, |
| { 0x2C, 0x03 }, |
| { 0x30, 0x60 }, |
| { 0x31, 0xB5 }, // ?? |
| { 0x21, 0x05 }, // 0x03, |
| } |
| }, { |
| { /* cvbs 6 */ |
| { 0x06, 0x00 }, |
| { 0x20, 0x7C }, |
| { 0x21, 0x07 }, // 0x03 |
| { 0x22, 0xD2 }, |
| { 0x2C, 0x83 }, |
| { 0x30, 0x60 }, |
| { 0x31, 0xB5 }, // ?? |
| { 0x21, 0x03 }, |
| } |
| }, { |
| { /* y/c 1 */ |
| { 0x06, 0x80 }, |
| { 0x20, 0x59 }, |
| { 0x21, 0x17 }, |
| { 0x22, 0x42 }, |
| { 0x2C, 0xA3 }, |
| { 0x30, 0x44 }, |
| { 0x31, 0x75 }, |
| { 0x21, 0x12 }, |
| } |
| }, { |
| { /* y/c 2 */ |
| { 0x06, 0x80 }, |
| { 0x20, 0x9A }, |
| { 0x21, 0x17 }, |
| { 0x22, 0xB1 }, |
| { 0x2C, 0x13 }, |
| { 0x30, 0x60 }, |
| { 0x31, 0xB5 }, |
| { 0x21, 0x14 }, |
| } |
| }, { |
| { /* y/c 3 */ |
| { 0x06, 0x80 }, |
| { 0x20, 0x3C }, |
| { 0x21, 0x27 }, |
| { 0x22, 0xC1 }, |
| { 0x2C, 0x23 }, |
| { 0x30, 0x44 }, |
| { 0x31, 0x75 }, |
| { 0x21, 0x21 }, |
| } |
| } |
| }; |
| |
| static struct saa7146_standard hexium_standards[] = { |
| { |
| .name = "PAL", .id = V4L2_STD_PAL, |
| .v_offset = 16, .v_field = 288, |
| .h_offset = 1, .h_pixels = 680, |
| .v_max_out = 576, .h_max_out = 768, |
| }, { |
| .name = "NTSC", .id = V4L2_STD_NTSC, |
| .v_offset = 16, .v_field = 240, |
| .h_offset = 1, .h_pixels = 640, |
| .v_max_out = 480, .h_max_out = 640, |
| }, { |
| .name = "SECAM", .id = V4L2_STD_SECAM, |
| .v_offset = 16, .v_field = 288, |
| .h_offset = 1, .h_pixels = 720, |
| .v_max_out = 576, .h_max_out = 768, |
| } |
| }; |
| |
| /* this is only called for old HV-PCI6/Orion cards |
| without eeprom */ |
| static int hexium_probe(struct saa7146_dev *dev) |
| { |
| struct hexium *hexium = NULL; |
| union i2c_smbus_data data; |
| int err = 0; |
| |
| DEB_EE((".\n")); |
| |
| /* there are no hexium orion cards with revision 0 saa7146s */ |
| if (0 == dev->revision) { |
| return -EFAULT; |
| } |
| |
| hexium = kzalloc(sizeof(struct hexium), GFP_KERNEL); |
| if (NULL == hexium) { |
| printk("hexium_orion: hexium_probe: not enough kernel memory.\n"); |
| return -ENOMEM; |
| } |
| |
| /* enable i2c-port pins */ |
| saa7146_write(dev, MC1, (MASK_08 | MASK_24 | MASK_10 | MASK_26)); |
| |
| saa7146_write(dev, DD1_INIT, 0x01000100); |
| saa7146_write(dev, DD1_STREAM_B, 0x00000000); |
| saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); |
| |
| hexium->i2c_adapter = (struct i2c_adapter) { |
| .class = I2C_CLASS_TV_ANALOG, |
| .name = "hexium orion", |
| }; |
| saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
| if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { |
| DEB_S(("cannot register i2c-device. skipping.\n")); |
| kfree(hexium); |
| return -EFAULT; |
| } |
| |
| /* set SAA7110 control GPIO 0 */ |
| saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTHI); |
| /* set HWControl GPIO number 2 */ |
| saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI); |
| |
| mdelay(10); |
| |
| /* detect newer Hexium Orion cards by subsystem ids */ |
| if (0x17c8 == dev->pci->subsystem_vendor && 0x0101 == dev->pci->subsystem_device) { |
| printk("hexium_orion: device is a Hexium Orion w/ 1 SVHS + 3 BNC inputs.\n"); |
| /* we store the pointer in our private data field */ |
| dev->ext_priv = hexium; |
| hexium->type = HEXIUM_ORION_1SVHS_3BNC; |
| return 0; |
| } |
| |
| if (0x17c8 == dev->pci->subsystem_vendor && 0x2101 == dev->pci->subsystem_device) { |
| printk("hexium_orion: device is a Hexium Orion w/ 4 BNC inputs.\n"); |
| /* we store the pointer in our private data field */ |
| dev->ext_priv = hexium; |
| hexium->type = HEXIUM_ORION_4BNC; |
| return 0; |
| } |
| |
| /* check if this is an old hexium Orion card by looking at |
| a saa7110 at address 0x4e */ |
| if (0 == (err = i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_READ, 0x00, I2C_SMBUS_BYTE_DATA, &data))) { |
| printk("hexium_orion: device is a Hexium HV-PCI6/Orion (old).\n"); |
| /* we store the pointer in our private data field */ |
| dev->ext_priv = hexium; |
| hexium->type = HEXIUM_HV_PCI6_ORION; |
| return 0; |
| } |
| |
| i2c_del_adapter(&hexium->i2c_adapter); |
| kfree(hexium); |
| return -EFAULT; |
| } |
| |
| /* bring hardware to a sane state. this has to be done, just in case someone |
| wants to capture from this device before it has been properly initialized. |
| the capture engine would badly fail, because no valid signal arrives on the |
| saa7146, thus leading to timeouts and stuff. */ |
| static int hexium_init_done(struct saa7146_dev *dev) |
| { |
| struct hexium *hexium = (struct hexium *) dev->ext_priv; |
| union i2c_smbus_data data; |
| int i = 0; |
| |
| DEB_D(("hexium_init_done called.\n")); |
| |
| /* initialize the helper ics to useful values */ |
| for (i = 0; i < sizeof(hexium_saa7110); i++) { |
| data.byte = hexium_saa7110[i]; |
| if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, i, I2C_SMBUS_BYTE_DATA, &data)) { |
| printk("hexium_orion: failed for address 0x%02x\n", i); |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int hexium_set_input(struct hexium *hexium, int input) |
| { |
| union i2c_smbus_data data; |
| int i = 0; |
| |
| DEB_D((".\n")); |
| |
| for (i = 0; i < 8; i++) { |
| int adr = hexium_input_select[input].data[i].adr; |
| data.byte = hexium_input_select[input].data[i].byte; |
| if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, adr, I2C_SMBUS_BYTE_DATA, &data)) { |
| return -1; |
| } |
| printk("%d: 0x%02x => 0x%02x\n",input, adr,data.byte); |
| } |
| |
| return 0; |
| } |
| |
| static struct saa7146_ext_vv vv_data; |
| |
| /* this function only gets called when the probing was successful */ |
| static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) |
| { |
| struct hexium *hexium = (struct hexium *) dev->ext_priv; |
| |
| DEB_EE((".\n")); |
| |
| saa7146_vv_init(dev, &vv_data); |
| if (0 != saa7146_register_device(&hexium->video_dev, dev, "hexium orion", VFL_TYPE_GRABBER)) { |
| printk("hexium_orion: cannot register capture v4l2 device. skipping.\n"); |
| return -1; |
| } |
| |
| printk("hexium_orion: found 'hexium orion' frame grabber-%d.\n", hexium_num); |
| hexium_num++; |
| |
| /* the rest */ |
| hexium->cur_input = 0; |
| hexium_init_done(dev); |
| |
| return 0; |
| } |
| |
| static int hexium_detach(struct saa7146_dev *dev) |
| { |
| struct hexium *hexium = (struct hexium *) dev->ext_priv; |
| |
| DEB_EE(("dev:%p\n", dev)); |
| |
| saa7146_unregister_device(&hexium->video_dev, dev); |
| saa7146_vv_release(dev); |
| |
| hexium_num--; |
| |
| i2c_del_adapter(&hexium->i2c_adapter); |
| kfree(hexium); |
| return 0; |
| } |
| |
| static int hexium_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg) |
| { |
| struct saa7146_dev *dev = fh->dev; |
| struct hexium *hexium = (struct hexium *) dev->ext_priv; |
| /* |
| struct saa7146_vv *vv = dev->vv_data; |
| */ |
| switch (cmd) { |
| case VIDIOC_ENUMINPUT: |
| { |
| struct v4l2_input *i = arg; |
| DEB_EE(("VIDIOC_ENUMINPUT %d.\n", i->index)); |
| |
| if (i->index < 0 || i->index >= HEXIUM_INPUTS) { |
| return -EINVAL; |
| } |
| |
| memcpy(i, &hexium_inputs[i->index], sizeof(struct v4l2_input)); |
| |
| DEB_D(("v4l2_ioctl: VIDIOC_ENUMINPUT %d.\n", i->index)); |
| return 0; |
| } |
| case VIDIOC_G_INPUT: |
| { |
| int *input = (int *) arg; |
| *input = hexium->cur_input; |
| |
| DEB_D(("VIDIOC_G_INPUT: %d\n", *input)); |
| return 0; |
| } |
| case VIDIOC_S_INPUT: |
| { |
| int input = *(int *) arg; |
| |
| if (input < 0 || input >= HEXIUM_INPUTS) { |
| return -EINVAL; |
| } |
| |
| hexium->cur_input = input; |
| hexium_set_input(hexium, input); |
| |
| return 0; |
| } |
| default: |
| /* |
| DEB_D(("hexium_ioctl() does not handle this ioctl.\n")); |
| */ |
| return -ENOIOCTLCMD; |
| } |
| return 0; |
| } |
| |
| static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *std) |
| { |
| return 0; |
| } |
| |
| static struct saa7146_extension extension; |
| |
| static struct saa7146_pci_extension_data hexium_hv_pci6 = { |
| .ext_priv = "Hexium HV-PCI6 / Orion", |
| .ext = &extension, |
| }; |
| |
| static struct saa7146_pci_extension_data hexium_orion_1svhs_3bnc = { |
| .ext_priv = "Hexium HV-PCI6 / Orion (1 SVHS/3 BNC)", |
| .ext = &extension, |
| }; |
| |
| static struct saa7146_pci_extension_data hexium_orion_4bnc = { |
| .ext_priv = "Hexium HV-PCI6 / Orion (4 BNC)", |
| .ext = &extension, |
| }; |
| |
| static struct pci_device_id pci_tbl[] = { |
| { |
| .vendor = PCI_VENDOR_ID_PHILIPS, |
| .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
| .subvendor = 0x0000, |
| .subdevice = 0x0000, |
| .driver_data = (unsigned long) &hexium_hv_pci6, |
| }, |
| { |
| .vendor = PCI_VENDOR_ID_PHILIPS, |
| .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
| .subvendor = 0x17c8, |
| .subdevice = 0x0101, |
| .driver_data = (unsigned long) &hexium_orion_1svhs_3bnc, |
| }, |
| { |
| .vendor = PCI_VENDOR_ID_PHILIPS, |
| .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
| .subvendor = 0x17c8, |
| .subdevice = 0x2101, |
| .driver_data = (unsigned long) &hexium_orion_4bnc, |
| }, |
| { |
| .vendor = 0, |
| } |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, pci_tbl); |
| |
| static struct saa7146_ext_vv vv_data = { |
| .inputs = HEXIUM_INPUTS, |
| .capabilities = 0, |
| .stds = &hexium_standards[0], |
| .num_stds = sizeof(hexium_standards) / sizeof(struct saa7146_standard), |
| .std_callback = &std_callback, |
| .ioctls = &ioctls[0], |
| .ioctl = hexium_ioctl, |
| }; |
| |
| static struct saa7146_extension extension = { |
| .name = "hexium HV-PCI6/Orion", |
| .flags = 0, // SAA7146_USE_I2C_IRQ, |
| |
| .pci_tbl = &pci_tbl[0], |
| .module = THIS_MODULE, |
| |
| .probe = hexium_probe, |
| .attach = hexium_attach, |
| .detach = hexium_detach, |
| |
| .irq_mask = 0, |
| .irq_func = NULL, |
| }; |
| |
| static int __init hexium_init_module(void) |
| { |
| if (0 != saa7146_register_extension(&extension)) { |
| DEB_S(("failed to register extension.\n")); |
| return -ENODEV; |
| } |
| |
| return 0; |
| } |
| |
| static void __exit hexium_cleanup_module(void) |
| { |
| saa7146_unregister_extension(&extension); |
| } |
| |
| module_init(hexium_init_module); |
| module_exit(hexium_cleanup_module); |
| |
| MODULE_DESCRIPTION("video4linux-2 driver for Hexium Orion frame grabber cards"); |
| MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); |
| MODULE_LICENSE("GPL"); |