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Diffstat (limited to 'drivers/staging/media/go7007/wis-saa7115.c')
-rw-r--r--drivers/staging/media/go7007/wis-saa7115.c457
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");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.