--- /dev/null
+/*
+ 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 pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#define DEBUG_VARIABLE debug
+
+#include <media/saa7146_vv.h>
+#include <linux/module.h>
+
+static int debug;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "debug verbosity");
+
+/* global variables */
+static int hexium_num;
+
+#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, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 1, "CVBS 2", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 2, "CVBS 3", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 3, "CVBS 4", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 4, "CVBS 5", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 5, "CVBS 6", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 6, "Y/C 1", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 7, "Y/C 2", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+ { 8, "Y/C 3", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
+};
+
+#define HEXIUM_AUDIOS 0
+
+struct hexium_data
+{
+ s8 adr;
+ u8 byte;
+};
+
+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) {
+ pr_err("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) {
+ .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) {
+ pr_info("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) {
+ pr_info("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))) {
+ pr_info("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)) {
+ pr_err("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;
+ }
+ pr_debug("%d: 0x%02x => 0x%02x\n", input, adr, data.byte);
+ }
+
+ return 0;
+}
+
+static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
+{
+ DEB_EE("VIDIOC_ENUMINPUT %d\n", i->index);
+
+ if (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;
+}
+
+static int vidioc_g_input(struct file *file, void *fh, unsigned int *input)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+
+ *input = hexium->cur_input;
+
+ DEB_D("VIDIOC_G_INPUT: %d\n", *input);
+ return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *fh, unsigned int input)
+{
+ struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
+ struct hexium *hexium = (struct hexium *) dev->ext_priv;
+
+ if (input >= HEXIUM_INPUTS)
+ return -EINVAL;
+
+ hexium->cur_input = input;
+ hexium_set_input(hexium, input);
+
+ 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);
+ vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input;
+ vv_data.vid_ops.vidioc_g_input = vidioc_g_input;
+ vv_data.vid_ops.vidioc_s_input = vidioc_s_input;
+ if (0 != saa7146_register_device(&hexium->video_dev, dev, "hexium orion", VFL_TYPE_GRABBER)) {
+ pr_err("cannot register capture v4l2 device. skipping.\n");
+ return -1;
+ }
+
+ pr_err("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 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,
+};
+
+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");
Code Review / kvmfornfv.git / blobdiff