diff options
Diffstat (limited to 'drivers/staging/media/go7007/wis-saa7115.c')
-rw-r--r-- | drivers/staging/media/go7007/wis-saa7115.c | 457 |
1 files changed, 0 insertions, 457 deletions
diff --git a/drivers/staging/media/go7007/wis-saa7115.c b/drivers/staging/media/go7007/wis-saa7115.c deleted file mode 100644 index fa86acd3fdf0..000000000000 --- a/drivers/staging/media/go7007/wis-saa7115.c +++ /dev/null @@ -1,457 +0,0 @@ -/* - * Copyright (C) 2005-2006 Micronas USA Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * 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., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/i2c.h> -#include <linux/videodev2.h> -#include <linux/ioctl.h> -#include <linux/slab.h> - -#include "wis-i2c.h" - -struct wis_saa7115 { - int norm; - int brightness; - int contrast; - int saturation; - int hue; -}; - -static u8 initial_registers[] = { - 0x01, 0x08, - 0x02, 0xc0, - 0x03, 0x20, - 0x04, 0x80, - 0x05, 0x80, - 0x06, 0xeb, - 0x07, 0xe0, - 0x08, 0xf0, /* always toggle FID */ - 0x09, 0x40, - 0x0a, 0x80, - 0x0b, 0x40, - 0x0c, 0x40, - 0x0d, 0x00, - 0x0e, 0x03, - 0x0f, 0x2a, - 0x10, 0x0e, - 0x11, 0x00, - 0x12, 0x8d, - 0x13, 0x00, - 0x14, 0x00, - 0x15, 0x11, - 0x16, 0x01, - 0x17, 0xda, - 0x18, 0x40, - 0x19, 0x80, - 0x1a, 0x00, - 0x1b, 0x42, - 0x1c, 0xa9, - 0x30, 0x66, - 0x31, 0x90, - 0x32, 0x01, - 0x34, 0x00, - 0x35, 0x00, - 0x36, 0x20, - 0x38, 0x03, - 0x39, 0x20, - 0x3a, 0x88, - 0x40, 0x00, - 0x41, 0xff, - 0x42, 0xff, - 0x43, 0xff, - 0x44, 0xff, - 0x45, 0xff, - 0x46, 0xff, - 0x47, 0xff, - 0x48, 0xff, - 0x49, 0xff, - 0x4a, 0xff, - 0x4b, 0xff, - 0x4c, 0xff, - 0x4d, 0xff, - 0x4e, 0xff, - 0x4f, 0xff, - 0x50, 0xff, - 0x51, 0xff, - 0x52, 0xff, - 0x53, 0xff, - 0x54, 0xf4 /*0xff*/, - 0x55, 0xff, - 0x56, 0xff, - 0x57, 0xff, - 0x58, 0x40, - 0x59, 0x47, - 0x5a, 0x06 /*0x03*/, - 0x5b, 0x83, - 0x5d, 0x06, - 0x5e, 0x00, - 0x80, 0x30, /* window defined scaler operation, task A and B enabled */ - 0x81, 0x03, /* use scaler datapath generated V */ - 0x83, 0x00, - 0x84, 0x00, - 0x85, 0x00, - 0x86, 0x45, - 0x87, 0x31, - 0x88, 0xc0, - 0x90, 0x02, /* task A process top field */ - 0x91, 0x08, - 0x92, 0x09, - 0x93, 0x80, - 0x94, 0x06, - 0x95, 0x00, - 0x96, 0xc0, - 0x97, 0x02, - 0x98, 0x12, - 0x99, 0x00, - 0x9a, 0xf2, - 0x9b, 0x00, - 0x9c, 0xd0, - 0x9d, 0x02, - 0x9e, 0xf2, - 0x9f, 0x00, - 0xa0, 0x01, - 0xa1, 0x01, - 0xa2, 0x01, - 0xa4, 0x80, - 0xa5, 0x40, - 0xa6, 0x40, - 0xa8, 0x00, - 0xa9, 0x04, - 0xaa, 0x00, - 0xac, 0x00, - 0xad, 0x02, - 0xae, 0x00, - 0xb0, 0x00, - 0xb1, 0x04, - 0xb2, 0x00, - 0xb3, 0x04, - 0xb4, 0x00, - 0xb8, 0x00, - 0xbc, 0x00, - 0xc0, 0x03, /* task B process bottom field */ - 0xc1, 0x08, - 0xc2, 0x09, - 0xc3, 0x80, - 0xc4, 0x06, - 0xc5, 0x00, - 0xc6, 0xc0, - 0xc7, 0x02, - 0xc8, 0x12, - 0xc9, 0x00, - 0xca, 0xf2, - 0xcb, 0x00, - 0xcc, 0xd0, - 0xcd, 0x02, - 0xce, 0xf2, - 0xcf, 0x00, - 0xd0, 0x01, - 0xd1, 0x01, - 0xd2, 0x01, - 0xd4, 0x80, - 0xd5, 0x40, - 0xd6, 0x40, - 0xd8, 0x00, - 0xd9, 0x04, - 0xda, 0x00, - 0xdc, 0x00, - 0xdd, 0x02, - 0xde, 0x00, - 0xe0, 0x00, - 0xe1, 0x04, - 0xe2, 0x00, - 0xe3, 0x04, - 0xe4, 0x00, - 0xe8, 0x00, - 0x88, 0xf0, /* End of original static list */ - 0x00, 0x00, /* Terminator (reg 0x00 is read-only) */ -}; - -static int write_reg(struct i2c_client *client, u8 reg, u8 value) -{ - return i2c_smbus_write_byte_data(client, reg, value); -} - -static int write_regs(struct i2c_client *client, u8 *regs) -{ - int i; - - for (i = 0; regs[i] != 0x00; i += 2) - if (i2c_smbus_write_byte_data(client, regs[i], regs[i + 1]) < 0) - return -1; - return 0; -} - -static int wis_saa7115_command(struct i2c_client *client, - unsigned int cmd, void *arg) -{ - struct wis_saa7115 *dec = i2c_get_clientdata(client); - - switch (cmd) { - case VIDIOC_S_INPUT: - { - int *input = arg; - - i2c_smbus_write_byte_data(client, 0x02, 0xC0 | *input); - i2c_smbus_write_byte_data(client, 0x09, - *input < 6 ? 0x40 : 0xC0); - break; - } - case DECODER_SET_RESOLUTION: - { - struct video_decoder_resolution *res = arg; - /* Course-grained scaler */ - int h_integer_scaler = res->width < 704 ? 704 / res->width : 1; - /* Fine-grained scaler to take care of remainder */ - int h_scaling_increment = (704 / h_integer_scaler) * - 1024 / res->width; - /* Fine-grained scaler only */ - int v_scaling_increment = (dec->norm & V4L2_STD_NTSC ? - 240 : 288) * 1024 / res->height; - u8 regs[] = { - 0x88, 0xc0, - 0x9c, res->width & 0xff, - 0x9d, res->width >> 8, - 0x9e, res->height & 0xff, - 0x9f, res->height >> 8, - 0xa0, h_integer_scaler, - 0xa1, 1, - 0xa2, 1, - 0xa8, h_scaling_increment & 0xff, - 0xa9, h_scaling_increment >> 8, - 0xac, (h_scaling_increment / 2) & 0xff, - 0xad, (h_scaling_increment / 2) >> 8, - 0xb0, v_scaling_increment & 0xff, - 0xb1, v_scaling_increment >> 8, - 0xb2, v_scaling_increment & 0xff, - 0xb3, v_scaling_increment >> 8, - 0xcc, res->width & 0xff, - 0xcd, res->width >> 8, - 0xce, res->height & 0xff, - 0xcf, res->height >> 8, - 0xd0, h_integer_scaler, - 0xd1, 1, - 0xd2, 1, - 0xd8, h_scaling_increment & 0xff, - 0xd9, h_scaling_increment >> 8, - 0xdc, (h_scaling_increment / 2) & 0xff, - 0xdd, (h_scaling_increment / 2) >> 8, - 0xe0, v_scaling_increment & 0xff, - 0xe1, v_scaling_increment >> 8, - 0xe2, v_scaling_increment & 0xff, - 0xe3, v_scaling_increment >> 8, - 0x88, 0xf0, - 0, 0, - }; - write_regs(client, regs); - break; - } - case VIDIOC_S_STD: - { - v4l2_std_id *input = arg; - u8 regs[] = { - 0x88, 0xc0, - 0x98, *input & V4L2_STD_NTSC ? 0x12 : 0x16, - 0x9a, *input & V4L2_STD_NTSC ? 0xf2 : 0x20, - 0x9b, *input & V4L2_STD_NTSC ? 0x00 : 0x01, - 0xc8, *input & V4L2_STD_NTSC ? 0x12 : 0x16, - 0xca, *input & V4L2_STD_NTSC ? 0xf2 : 0x20, - 0xcb, *input & V4L2_STD_NTSC ? 0x00 : 0x01, - 0x88, 0xf0, - 0x30, *input & V4L2_STD_NTSC ? 0x66 : 0x00, - 0x31, *input & V4L2_STD_NTSC ? 0x90 : 0xe0, - 0, 0, - }; - write_regs(client, regs); - dec->norm = *input; - break; - } - case VIDIOC_QUERYCTRL: - { - struct v4l2_queryctrl *ctrl = arg; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - ctrl->type = V4L2_CTRL_TYPE_INTEGER; - strncpy(ctrl->name, "Brightness", sizeof(ctrl->name)); - ctrl->minimum = 0; - ctrl->maximum = 255; - ctrl->step = 1; - ctrl->default_value = 128; - ctrl->flags = 0; - break; - case V4L2_CID_CONTRAST: - ctrl->type = V4L2_CTRL_TYPE_INTEGER; - strncpy(ctrl->name, "Contrast", sizeof(ctrl->name)); - ctrl->minimum = 0; - ctrl->maximum = 127; - ctrl->step = 1; - ctrl->default_value = 64; - ctrl->flags = 0; - break; - case V4L2_CID_SATURATION: - ctrl->type = V4L2_CTRL_TYPE_INTEGER; - strncpy(ctrl->name, "Saturation", sizeof(ctrl->name)); - ctrl->minimum = 0; - ctrl->maximum = 127; - ctrl->step = 1; - ctrl->default_value = 64; - ctrl->flags = 0; - break; - case V4L2_CID_HUE: - ctrl->type = V4L2_CTRL_TYPE_INTEGER; - strncpy(ctrl->name, "Hue", sizeof(ctrl->name)); - ctrl->minimum = -128; - ctrl->maximum = 127; - ctrl->step = 1; - ctrl->default_value = 0; - ctrl->flags = 0; - break; - } - break; - } - case VIDIOC_S_CTRL: - { - struct v4l2_control *ctrl = arg; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - if (ctrl->value > 255) - dec->brightness = 255; - else if (ctrl->value < 0) - dec->brightness = 0; - else - dec->brightness = ctrl->value; - write_reg(client, 0x0a, dec->brightness); - break; - case V4L2_CID_CONTRAST: - if (ctrl->value > 127) - dec->contrast = 127; - else if (ctrl->value < 0) - dec->contrast = 0; - else - dec->contrast = ctrl->value; - write_reg(client, 0x0b, dec->contrast); - break; - case V4L2_CID_SATURATION: - if (ctrl->value > 127) - dec->saturation = 127; - else if (ctrl->value < 0) - dec->saturation = 0; - else - dec->saturation = ctrl->value; - write_reg(client, 0x0c, dec->saturation); - break; - case V4L2_CID_HUE: - if (ctrl->value > 127) - dec->hue = 127; - else if (ctrl->value < -128) - dec->hue = -128; - else - dec->hue = ctrl->value; - write_reg(client, 0x0d, dec->hue); - break; - } - break; - } - case VIDIOC_G_CTRL: - { - struct v4l2_control *ctrl = arg; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - ctrl->value = dec->brightness; - break; - case V4L2_CID_CONTRAST: - ctrl->value = dec->contrast; - break; - case V4L2_CID_SATURATION: - ctrl->value = dec->saturation; - break; - case V4L2_CID_HUE: - ctrl->value = dec->hue; - break; - } - break; - } - default: - break; - } - return 0; -} - -static int wis_saa7115_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct i2c_adapter *adapter = client->adapter; - struct wis_saa7115 *dec; - - if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return -ENODEV; - - dec = kmalloc(sizeof(struct wis_saa7115), GFP_KERNEL); - if (dec == NULL) - return -ENOMEM; - - dec->norm = V4L2_STD_NTSC; - dec->brightness = 128; - dec->contrast = 64; - dec->saturation = 64; - dec->hue = 0; - i2c_set_clientdata(client, dec); - - dev_dbg(&client->dev, - "wis-saa7115: initializing SAA7115 at address %d on %s\n", - client->addr, adapter->name); - - if (write_regs(client, initial_registers) < 0) { - dev_err(&client->dev, - "wis-saa7115: error initializing SAA7115\n"); - kfree(dec); - return -ENODEV; - } - - return 0; -} - -static int wis_saa7115_remove(struct i2c_client *client) -{ - struct wis_saa7115 *dec = i2c_get_clientdata(client); - - kfree(dec); - return 0; -} - -static const struct i2c_device_id wis_saa7115_id[] = { - { "wis_saa7115", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, wis_saa7115_id); - -static struct i2c_driver wis_saa7115_driver = { - .driver = { - .name = "WIS SAA7115 I2C driver", - }, - .probe = wis_saa7115_probe, - .remove = wis_saa7115_remove, - .command = wis_saa7115_command, - .id_table = wis_saa7115_id, -}; - -module_i2c_driver(wis_saa7115_driver); - -MODULE_LICENSE("GPL v2"); |