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Diffstat (limited to 'drivers/media/video/saa7110.c')
-rw-r--r--drivers/media/video/saa7110.c494
1 files changed, 0 insertions, 494 deletions
diff --git a/drivers/media/video/saa7110.c b/drivers/media/video/saa7110.c
deleted file mode 100644
index 51cd4c8f0520..000000000000
--- a/drivers/media/video/saa7110.c
+++ /dev/null
@@ -1,494 +0,0 @@
-/*
- * saa7110 - Philips SAA7110(A) video decoder driver
- *
- * Copyright (C) 1998 Pauline Middelink <middelin@polyware.nl>
- *
- * Copyright (C) 1999 Wolfgang Scherr <scherr@net4you.net>
- * Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
- * - some corrections for Pinnacle Systems Inc. DC10plus card.
- *
- * Changes by Ronald Bultje <rbultje@ronald.bitfreak.net>
- * - moved over to linux>=2.4.x i2c protocol (1/1/2003)
- *
- * 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.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/delay.h>
-#include <linux/slab.h>
-#include <linux/wait.h>
-#include <asm/uaccess.h>
-#include <linux/i2c.h>
-#include <linux/videodev2.h>
-#include <media/v4l2-device.h>
-#include <media/v4l2-chip-ident.h>
-#include <media/v4l2-ctrls.h>
-
-MODULE_DESCRIPTION("Philips SAA7110 video decoder driver");
-MODULE_AUTHOR("Pauline Middelink");
-MODULE_LICENSE("GPL");
-
-
-static int debug;
-module_param(debug, int, 0);
-MODULE_PARM_DESC(debug, "Debug level (0-1)");
-
-#define SAA7110_MAX_INPUT 9 /* 6 CVBS, 3 SVHS */
-#define SAA7110_MAX_OUTPUT 1 /* 1 YUV */
-
-#define SAA7110_NR_REG 0x35
-
-struct saa7110 {
- struct v4l2_subdev sd;
- struct v4l2_ctrl_handler hdl;
- u8 reg[SAA7110_NR_REG];
-
- v4l2_std_id norm;
- int input;
- int enable;
-
- wait_queue_head_t wq;
-};
-
-static inline struct saa7110 *to_saa7110(struct v4l2_subdev *sd)
-{
- return container_of(sd, struct saa7110, sd);
-}
-
-static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
-{
- return &container_of(ctrl->handler, struct saa7110, hdl)->sd;
-}
-
-/* ----------------------------------------------------------------------- */
-/* I2C support functions */
-/* ----------------------------------------------------------------------- */
-
-static int saa7110_write(struct v4l2_subdev *sd, u8 reg, u8 value)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct saa7110 *decoder = to_saa7110(sd);
-
- decoder->reg[reg] = value;
- return i2c_smbus_write_byte_data(client, reg, value);
-}
-
-static int saa7110_write_block(struct v4l2_subdev *sd, const u8 *data, unsigned int len)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct saa7110 *decoder = to_saa7110(sd);
- int ret = -1;
- u8 reg = *data; /* first register to write to */
-
- /* Sanity check */
- if (reg + (len - 1) > SAA7110_NR_REG)
- return ret;
-
- /* the saa7110 has an autoincrement function, use it if
- * the adapter understands raw I2C */
- if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
- ret = i2c_master_send(client, data, len);
-
- /* Cache the written data */
- memcpy(decoder->reg + reg, data + 1, len - 1);
- } else {
- for (++data, --len; len; len--) {
- ret = saa7110_write(sd, reg++, *data++);
- if (ret < 0)
- break;
- }
- }
-
- return ret;
-}
-
-static inline int saa7110_read(struct v4l2_subdev *sd)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- return i2c_smbus_read_byte(client);
-}
-
-/* ----------------------------------------------------------------------- */
-/* SAA7110 functions */
-/* ----------------------------------------------------------------------- */
-
-#define FRESP_06H_COMPST 0x03 /*0x13*/
-#define FRESP_06H_SVIDEO 0x83 /*0xC0*/
-
-
-static int saa7110_selmux(struct v4l2_subdev *sd, int chan)
-{
- static const unsigned char modes[9][8] = {
- /* mode 0 */
- {FRESP_06H_COMPST, 0xD9, 0x17, 0x40, 0x03,
- 0x44, 0x75, 0x16},
- /* mode 1 */
- {FRESP_06H_COMPST, 0xD8, 0x17, 0x40, 0x03,
- 0x44, 0x75, 0x16},
- /* mode 2 */
- {FRESP_06H_COMPST, 0xBA, 0x07, 0x91, 0x03,
- 0x60, 0xB5, 0x05},
- /* mode 3 */
- {FRESP_06H_COMPST, 0xB8, 0x07, 0x91, 0x03,
- 0x60, 0xB5, 0x05},
- /* mode 4 */
- {FRESP_06H_COMPST, 0x7C, 0x07, 0xD2, 0x83,
- 0x60, 0xB5, 0x03},
- /* mode 5 */
- {FRESP_06H_COMPST, 0x78, 0x07, 0xD2, 0x83,
- 0x60, 0xB5, 0x03},
- /* mode 6 */
- {FRESP_06H_SVIDEO, 0x59, 0x17, 0x42, 0xA3,
- 0x44, 0x75, 0x12},
- /* mode 7 */
- {FRESP_06H_SVIDEO, 0x9A, 0x17, 0xB1, 0x13,
- 0x60, 0xB5, 0x14},
- /* mode 8 */
- {FRESP_06H_SVIDEO, 0x3C, 0x27, 0xC1, 0x23,
- 0x44, 0x75, 0x21}
- };
- struct saa7110 *decoder = to_saa7110(sd);
- const unsigned char *ptr = modes[chan];
-
- saa7110_write(sd, 0x06, ptr[0]); /* Luminance control */
- saa7110_write(sd, 0x20, ptr[1]); /* Analog Control #1 */
- saa7110_write(sd, 0x21, ptr[2]); /* Analog Control #2 */
- saa7110_write(sd, 0x22, ptr[3]); /* Mixer Control #1 */
- saa7110_write(sd, 0x2C, ptr[4]); /* Mixer Control #2 */
- saa7110_write(sd, 0x30, ptr[5]); /* ADCs gain control */
- saa7110_write(sd, 0x31, ptr[6]); /* Mixer Control #3 */
- saa7110_write(sd, 0x21, ptr[7]); /* Analog Control #2 */
- decoder->input = chan;
-
- return 0;
-}
-
-static const unsigned char initseq[1 + SAA7110_NR_REG] = {
- 0, 0x4C, 0x3C, 0x0D, 0xEF, 0xBD, 0xF2, 0x03, 0x00,
- /* 0x08 */ 0xF8, 0xF8, 0x60, 0x60, 0x00, 0x86, 0x18, 0x90,
- /* 0x10 */ 0x00, 0x59, 0x40, 0x46, 0x42, 0x1A, 0xFF, 0xDA,
- /* 0x18 */ 0xF2, 0x8B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* 0x20 */ 0xD9, 0x16, 0x40, 0x41, 0x80, 0x41, 0x80, 0x4F,
- /* 0x28 */ 0xFE, 0x01, 0xCF, 0x0F, 0x03, 0x01, 0x03, 0x0C,
- /* 0x30 */ 0x44, 0x71, 0x02, 0x8C, 0x02
-};
-
-static v4l2_std_id determine_norm(struct v4l2_subdev *sd)
-{
- DEFINE_WAIT(wait);
- struct saa7110 *decoder = to_saa7110(sd);
- int status;
-
- /* mode changed, start automatic detection */
- saa7110_write_block(sd, initseq, sizeof(initseq));
- saa7110_selmux(sd, decoder->input);
- prepare_to_wait(&decoder->wq, &wait, TASK_UNINTERRUPTIBLE);
- schedule_timeout(msecs_to_jiffies(250));
- finish_wait(&decoder->wq, &wait);
- status = saa7110_read(sd);
- if (status & 0x40) {
- v4l2_dbg(1, debug, sd, "status=0x%02x (no signal)\n", status);
- return decoder->norm; /* no change*/
- }
- if ((status & 3) == 0) {
- saa7110_write(sd, 0x06, 0x83);
- if (status & 0x20) {
- v4l2_dbg(1, debug, sd, "status=0x%02x (NTSC/no color)\n", status);
- /*saa7110_write(sd,0x2E,0x81);*/
- return V4L2_STD_NTSC;
- }
- v4l2_dbg(1, debug, sd, "status=0x%02x (PAL/no color)\n", status);
- /*saa7110_write(sd,0x2E,0x9A);*/
- return V4L2_STD_PAL;
- }
- /*saa7110_write(sd,0x06,0x03);*/
- if (status & 0x20) { /* 60Hz */
- v4l2_dbg(1, debug, sd, "status=0x%02x (NTSC)\n", status);
- saa7110_write(sd, 0x0D, 0x86);
- saa7110_write(sd, 0x0F, 0x50);
- saa7110_write(sd, 0x11, 0x2C);
- /*saa7110_write(sd,0x2E,0x81);*/
- return V4L2_STD_NTSC;
- }
-
- /* 50Hz -> PAL/SECAM */
- saa7110_write(sd, 0x0D, 0x86);
- saa7110_write(sd, 0x0F, 0x10);
- saa7110_write(sd, 0x11, 0x59);
- /*saa7110_write(sd,0x2E,0x9A);*/
-
- prepare_to_wait(&decoder->wq, &wait, TASK_UNINTERRUPTIBLE);
- schedule_timeout(msecs_to_jiffies(250));
- finish_wait(&decoder->wq, &wait);
-
- status = saa7110_read(sd);
- if ((status & 0x03) == 0x01) {
- v4l2_dbg(1, debug, sd, "status=0x%02x (SECAM)\n", status);
- saa7110_write(sd, 0x0D, 0x87);
- return V4L2_STD_SECAM;
- }
- v4l2_dbg(1, debug, sd, "status=0x%02x (PAL)\n", status);
- return V4L2_STD_PAL;
-}
-
-static int saa7110_g_input_status(struct v4l2_subdev *sd, u32 *pstatus)
-{
- struct saa7110 *decoder = to_saa7110(sd);
- int res = V4L2_IN_ST_NO_SIGNAL;
- int status = saa7110_read(sd);
-
- v4l2_dbg(1, debug, sd, "status=0x%02x norm=%llx\n",
- status, (unsigned long long)decoder->norm);
- if (!(status & 0x40))
- res = 0;
- if (!(status & 0x03))
- res |= V4L2_IN_ST_NO_COLOR;
-
- *pstatus = res;
- return 0;
-}
-
-static int saa7110_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
-{
- *(v4l2_std_id *)std = determine_norm(sd);
- return 0;
-}
-
-static int saa7110_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
-{
- struct saa7110 *decoder = to_saa7110(sd);
-
- if (decoder->norm != std) {
- decoder->norm = std;
- /*saa7110_write(sd, 0x06, 0x03);*/
- if (std & V4L2_STD_NTSC) {
- saa7110_write(sd, 0x0D, 0x86);
- saa7110_write(sd, 0x0F, 0x50);
- saa7110_write(sd, 0x11, 0x2C);
- /*saa7110_write(sd, 0x2E, 0x81);*/
- v4l2_dbg(1, debug, sd, "switched to NTSC\n");
- } else if (std & V4L2_STD_PAL) {
- saa7110_write(sd, 0x0D, 0x86);
- saa7110_write(sd, 0x0F, 0x10);
- saa7110_write(sd, 0x11, 0x59);
- /*saa7110_write(sd, 0x2E, 0x9A);*/
- v4l2_dbg(1, debug, sd, "switched to PAL\n");
- } else if (std & V4L2_STD_SECAM) {
- saa7110_write(sd, 0x0D, 0x87);
- saa7110_write(sd, 0x0F, 0x10);
- saa7110_write(sd, 0x11, 0x59);
- /*saa7110_write(sd, 0x2E, 0x9A);*/
- v4l2_dbg(1, debug, sd, "switched to SECAM\n");
- } else {
- return -EINVAL;
- }
- }
- return 0;
-}
-
-static int saa7110_s_routing(struct v4l2_subdev *sd,
- u32 input, u32 output, u32 config)
-{
- struct saa7110 *decoder = to_saa7110(sd);
-
- if (input >= SAA7110_MAX_INPUT) {
- v4l2_dbg(1, debug, sd, "input=%d not available\n", input);
- return -EINVAL;
- }
- if (decoder->input != input) {
- saa7110_selmux(sd, input);
- v4l2_dbg(1, debug, sd, "switched to input=%d\n", input);
- }
- return 0;
-}
-
-static int saa7110_s_stream(struct v4l2_subdev *sd, int enable)
-{
- struct saa7110 *decoder = to_saa7110(sd);
-
- if (decoder->enable != enable) {
- decoder->enable = enable;
- saa7110_write(sd, 0x0E, enable ? 0x18 : 0x80);
- v4l2_dbg(1, debug, sd, "YUV %s\n", enable ? "on" : "off");
- }
- return 0;
-}
-
-static int saa7110_s_ctrl(struct v4l2_ctrl *ctrl)
-{
- struct v4l2_subdev *sd = to_sd(ctrl);
-
- switch (ctrl->id) {
- case V4L2_CID_BRIGHTNESS:
- saa7110_write(sd, 0x19, ctrl->val);
- break;
- case V4L2_CID_CONTRAST:
- saa7110_write(sd, 0x13, ctrl->val);
- break;
- case V4L2_CID_SATURATION:
- saa7110_write(sd, 0x12, ctrl->val);
- break;
- case V4L2_CID_HUE:
- saa7110_write(sd, 0x07, ctrl->val);
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static int saa7110_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7110, 0);
-}
-
-/* ----------------------------------------------------------------------- */
-
-static const struct v4l2_ctrl_ops saa7110_ctrl_ops = {
- .s_ctrl = saa7110_s_ctrl,
-};
-
-static const struct v4l2_subdev_core_ops saa7110_core_ops = {
- .g_chip_ident = saa7110_g_chip_ident,
- .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
- .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
- .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
- .g_ctrl = v4l2_subdev_g_ctrl,
- .s_ctrl = v4l2_subdev_s_ctrl,
- .queryctrl = v4l2_subdev_queryctrl,
- .querymenu = v4l2_subdev_querymenu,
- .s_std = saa7110_s_std,
-};
-
-static const struct v4l2_subdev_video_ops saa7110_video_ops = {
- .s_routing = saa7110_s_routing,
- .s_stream = saa7110_s_stream,
- .querystd = saa7110_querystd,
- .g_input_status = saa7110_g_input_status,
-};
-
-static const struct v4l2_subdev_ops saa7110_ops = {
- .core = &saa7110_core_ops,
- .video = &saa7110_video_ops,
-};
-
-/* ----------------------------------------------------------------------- */
-
-static int saa7110_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
- struct saa7110 *decoder;
- struct v4l2_subdev *sd;
- int rv;
-
- /* Check if the adapter supports the needed features */
- if (!i2c_check_functionality(client->adapter,
- I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
- return -ENODEV;
-
- v4l_info(client, "chip found @ 0x%x (%s)\n",
- client->addr << 1, client->adapter->name);
-
- decoder = kzalloc(sizeof(struct saa7110), GFP_KERNEL);
- if (!decoder)
- return -ENOMEM;
- sd = &decoder->sd;
- v4l2_i2c_subdev_init(sd, client, &saa7110_ops);
- decoder->norm = V4L2_STD_PAL;
- decoder->input = 0;
- decoder->enable = 1;
- v4l2_ctrl_handler_init(&decoder->hdl, 2);
- v4l2_ctrl_new_std(&decoder->hdl, &saa7110_ctrl_ops,
- V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
- v4l2_ctrl_new_std(&decoder->hdl, &saa7110_ctrl_ops,
- V4L2_CID_CONTRAST, 0, 127, 1, 64);
- v4l2_ctrl_new_std(&decoder->hdl, &saa7110_ctrl_ops,
- V4L2_CID_SATURATION, 0, 127, 1, 64);
- v4l2_ctrl_new_std(&decoder->hdl, &saa7110_ctrl_ops,
- V4L2_CID_HUE, -128, 127, 1, 0);
- sd->ctrl_handler = &decoder->hdl;
- if (decoder->hdl.error) {
- int err = decoder->hdl.error;
-
- v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
- return err;
- }
- v4l2_ctrl_handler_setup(&decoder->hdl);
-
- init_waitqueue_head(&decoder->wq);
-
- rv = saa7110_write_block(sd, initseq, sizeof(initseq));
- if (rv < 0) {
- v4l2_dbg(1, debug, sd, "init status %d\n", rv);
- } else {
- int ver, status;
- saa7110_write(sd, 0x21, 0x10);
- saa7110_write(sd, 0x0e, 0x18);
- saa7110_write(sd, 0x0D, 0x04);
- ver = saa7110_read(sd);
- saa7110_write(sd, 0x0D, 0x06);
- /*mdelay(150);*/
- status = saa7110_read(sd);
- v4l2_dbg(1, debug, sd, "version %x, status=0x%02x\n",
- ver, status);
- saa7110_write(sd, 0x0D, 0x86);
- saa7110_write(sd, 0x0F, 0x10);
- saa7110_write(sd, 0x11, 0x59);
- /*saa7110_write(sd, 0x2E, 0x9A);*/
- }
-
- /*saa7110_selmux(sd,0);*/
- /*determine_norm(sd);*/
- /* setup and implicit mode 0 select has been performed */
-
- return 0;
-}
-
-static int saa7110_remove(struct i2c_client *client)
-{
- struct v4l2_subdev *sd = i2c_get_clientdata(client);
- struct saa7110 *decoder = to_saa7110(sd);
-
- v4l2_device_unregister_subdev(sd);
- v4l2_ctrl_handler_free(&decoder->hdl);
- kfree(decoder);
- return 0;
-}
-
-/* ----------------------------------------------------------------------- */
-
-static const struct i2c_device_id saa7110_id[] = {
- { "saa7110", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, saa7110_id);
-
-static struct i2c_driver saa7110_driver = {
- .driver = {
- .owner = THIS_MODULE,
- .name = "saa7110",
- },
- .probe = saa7110_probe,
- .remove = saa7110_remove,
- .id_table = saa7110_id,
-};
-
-module_i2c_driver(saa7110_driver);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 15:29:09 +0100