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raspberrypi-kernel
提交 7e87218b 编写于 作者: H Hans Verkuil 提交者： Mauro Carvalho Chehab
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V4L/DVB (8173): saa711x.c: remove obsolete file. 

saa711x.c is no longer used. Remove.
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 dc5e42fb
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drivers/media/video/saa711x.c 已删除 100644 → 0
浏览文件 @ dc5e42fb
/*
* saa711x - Philips SAA711x video decoder driver version 0.0.1
*
* To do: Now, it handles only saa7113/7114. Should be improved to
* handle all Philips saa711x devices.
*
* Based on saa7113 driver from Dave Perks <dperks@ibm.net>
*
* 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/delay.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/kernel.h>
#include <linux/major.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/signal.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/page.h>
#include <linux/types.h>
#include <asm/uaccess.h>
#include <linux/videodev.h>
MODULE_DESCRIPTION("Philips SAA711x video decoder driver");
MODULE_AUTHOR("Dave Perks, Jose Ignacio Gijon, Joerg Heckenbach, Mark McClelland, Dwaine Garden");
MODULE_LICENSE("GPL");
#include <linux/i2c.h>
#define I2C_NAME(s) (s)->name
#include <linux/video_decoder.h>
static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, " Set the default Debug level. Default: 0 (Off) - (0-1)");
#define dprintk(num, format, args...) \
do { \
if (debug >= num) \
printk(format, ##args); \
} while (0)
/* ----------------------------------------------------------------------- */
struct saa711x {
unsigned char reg[32];
int norm;
int input;
int enable;
int bright;
int contrast;
int hue;
int sat;
};
#define I2C_SAA7113 0x4A
#define I2C_SAA7114 0x42
/* ----------------------------------------------------------------------- */
static inline int
saa711x_write (struct i2c_client *client,
u8 reg,
u8 value)
{
struct saa711x *decoder = i2c_get_clientdata(client);
decoder->reg[reg] = value;
return i2c_smbus_write_byte_data(client, reg, value);
}
static int
saa711x_write_block (struct i2c_client *client,
const u8 *data,
unsigned int len)
{
int ret = -1;
u8 reg;
/* the saa711x has an autoincrement function, use it if
* the adapter understands raw I2C */
if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
/* do raw I2C, not smbus compatible */
struct saa711x *decoder = i2c_get_clientdata(client);
struct i2c_msg msg;
u8 block_data[32];
msg.addr = client->addr;
msg.flags = 0;
while (len >= 2) {
msg.buf = (char *) block_data;
msg.len = 0;
block_data[msg.len++] = reg = data[0];
do {
block_data[msg.len++] =
decoder->reg[reg++] = data[1];
len -= 2;
data += 2;
} while (len >= 2 && data[0] == reg &&
msg.len < 32);
if ((ret = i2c_transfer(client->adapter,
&msg, 1)) < 0)
break;
}
} else {
/* do some slow I2C emulation kind of thing */
while (len >= 2) {
reg = *data++;
if ((ret = saa711x_write(client, reg,
*data++)) < 0)
break;
len -= 2;
}
}
return ret;
}
static int
saa711x_init_decoder (struct i2c_client *client,
struct video_decoder_init *init)
{
return saa711x_write_block(client, init->data, init->len);
}
static inline int
saa711x_read (struct i2c_client *client,
u8 reg)
{
return i2c_smbus_read_byte_data(client, reg);
}
/* ----------------------------------------------------------------------- */
static const unsigned char saa711x_i2c_init[] = {
0x00, 0x00, /* PH711x_CHIP_VERSION 00 - ID byte */
0x01, 0x08, /* PH711x_INCREMENT_DELAY - (1) (1) (1) (1) IDEL3 IDEL2 IDELL1 IDEL0 */
0x02, 0xc0, /* PH711x_ANALOG_INPUT_CONTR_1 - FUSE1 FUSE0 GUDL1 GUDL0 MODE3 MODE2 MODE1 MODE0 */
0x03, 0x23, /* PH711x_ANALOG_INPUT_CONTR_2 - (1) HLNRS VBSL WPOFF HOLDG GAFIX GAI28 GAI18 */
0x04, 0x00, /* PH711x_ANALOG_INPUT_CONTR_3 - GAI17 GAI16 GAI15 GAI14 GAI13 GAI12 GAI11 GAI10 */
0x05, 0x00, /* PH711x_ANALOG_INPUT_CONTR_4 - GAI27 GAI26 GAI25 GAI24 GAI23 GAI22 GAI21 GAI20 */
0x06, 0xeb, /* PH711x_HORIZONTAL_SYNC_START - HSB7 HSB6 HSB5 HSB4 HSB3 HSB2 HSB1 HSB0 */
0x07, 0xe0, /* PH711x_HORIZONTAL_SYNC_STOP - HSS7 HSS6 HSS5 HSS4 HSS3 HSS2 HSS1 HSS0 */
0x08, 0x88, /* PH711x_SYNC_CONTROL - AUFD FSEL FOET HTC1 HTC0 HPLL VNOI1 VNOI0 */
0x09, 0x00, /* PH711x_LUMINANCE_CONTROL - BYPS PREF BPSS1 BPSS0 VBLB UPTCV APER1 APER0 */
0x0a, 0x80, /* PH711x_LUMINANCE_BRIGHTNESS - BRIG7 BRIG6 BRIG5 BRIG4 BRIG3 BRIG2 BRIG1 BRIG0 */
0x0b, 0x47, /* PH711x_LUMINANCE_CONTRAST - CONT7 CONT6 CONT5 CONT4 CONT3 CONT2 CONT1 CONT0 */
0x0c, 0x40, /* PH711x_CHROMA_SATURATION - SATN7 SATN6 SATN5 SATN4 SATN3 SATN2 SATN1 SATN0 */
0x0d, 0x00, /* PH711x_CHROMA_HUE_CONTROL - HUEC7 HUEC6 HUEC5 HUEC4 HUEC3 HUEC2 HUEC1 HUEC0 */
0x0e, 0x01, /* PH711x_CHROMA_CONTROL - CDTO CSTD2 CSTD1 CSTD0 DCCF FCTC CHBW1 CHBW0 */
0x0f, 0xaa, /* PH711x_CHROMA_GAIN_CONTROL - ACGC CGAIN6 CGAIN5 CGAIN4 CGAIN3 CGAIN2 CGAIN1 CGAIN0 */
0x10, 0x00, /* PH711x_FORMAT_DELAY_CONTROL - OFTS1 OFTS0 HDEL1 HDEL0 VRLN YDEL2 YDEL1 YDEL0 */
0x11, 0x1C, /* PH711x_OUTPUT_CONTROL_1 - GPSW1 CM99 GPSW0 HLSEL OEYC OERT VIPB COLO */
0x12, 0x01, /* PH711x_OUTPUT_CONTROL_2 - RTSE13 RTSE12 RTSE11 RTSE10 RTSE03 RTSE02 RTSE01 RTSE00 */
0x13, 0x00, /* PH711x_OUTPUT_CONTROL_3 - ADLSB (1) (1) OLDSB FIDP (1) AOSL1 AOSL0 */
0x14, 0x00, /* RESERVED 14 - (1) (1) (1) (1) (1) (1) (1) (1) */
0x15, 0x00, /* PH711x_V_GATE1_START - VSTA7 VSTA6 VSTA5 VSTA4 VSTA3 VSTA2 VSTA1 VSTA0 */
0x16, 0x00, /* PH711x_V_GATE1_STOP - VSTO7 VSTO6 VSTO5 VSTO4 VSTO3 VSTO2 VSTO1 VSTO0 */
0x17, 0x00, /* PH711x_V_GATE1_MSB - (1) (1) (1) (1) (1) (1) VSTO8 VSTA8 */
};
static int
saa711x_command (struct i2c_client *client,
unsigned int cmd,
void *arg)
{
struct saa711x *decoder = i2c_get_clientdata(client);
switch (cmd) {
case 0:
case DECODER_INIT:
{
struct video_decoder_init *init = arg;
if (NULL != init)
return saa711x_init_decoder(client, init);
else {
struct video_decoder_init vdi;
vdi.data = saa711x_i2c_init;
vdi.len = sizeof(saa711x_i2c_init);
return saa711x_init_decoder(client, &vdi);
}
}
case DECODER_DUMP:
{
int i;
for (i = 0; i < 32; i += 16) {
int j;
printk(KERN_DEBUG "%s: %03x", I2C_NAME(client), i);
for (j = 0; j < 16; ++j) {
printk(" %02x",
saa711x_read(client, i + j));
}
printk("\n");
}
}
break;
case DECODER_GET_CAPABILITIES:
{
struct video_decoder_capability *cap = arg;
cap->flags = VIDEO_DECODER_PAL |
VIDEO_DECODER_NTSC |
VIDEO_DECODER_SECAM |
VIDEO_DECODER_AUTO |
VIDEO_DECODER_CCIR;
cap->inputs = 8;
cap->outputs = 1;
}
break;
case DECODER_GET_STATUS:
{
int *iarg = arg;
int status;
int res;
status = saa711x_read(client, 0x1f);
dprintk(1, KERN_DEBUG "%s status: 0x%02x\n", I2C_NAME(client),
status);
res = 0;
if ((status & (1 << 6)) == 0) {
res |= DECODER_STATUS_GOOD;
}
switch (decoder->norm) {
case VIDEO_MODE_NTSC:
res |= DECODER_STATUS_NTSC;
break;
case VIDEO_MODE_PAL:
res |= DECODER_STATUS_PAL;
break;
case VIDEO_MODE_SECAM:
res |= DECODER_STATUS_SECAM;
break;
default:
case VIDEO_MODE_AUTO:
if ((status & (1 << 5)) != 0) {
res |= DECODER_STATUS_NTSC;
} else {
res |= DECODER_STATUS_PAL;
}
break;
}
if ((status & (1 << 0)) != 0) {
res |= DECODER_STATUS_COLOR;
}
*iarg = res;
}
break;
case DECODER_SET_GPIO:
{
int *iarg = arg;
if (0 != *iarg) {
saa711x_write(client, 0x11,
(decoder->reg[0x11] | 0x80));
} else {
saa711x_write(client, 0x11,
(decoder->reg[0x11] & 0x7f));
}
break;
}
case DECODER_SET_VBI_BYPASS:
{
int *iarg = arg;
if (0 != *iarg) {
saa711x_write(client, 0x13,
(decoder->reg[0x13] & 0xf0) | 0x0a);
} else {
saa711x_write(client, 0x13,
(decoder->reg[0x13] & 0xf0));
}
break;
}
case DECODER_SET_NORM:
{
int *iarg = arg;
switch (*iarg) {
case VIDEO_MODE_NTSC:
saa711x_write(client, 0x08,
(decoder->reg[0x08] & 0x3f) | 0x40);
saa711x_write(client, 0x0e,
(decoder->reg[0x0e] & 0x8f));
break;
case VIDEO_MODE_PAL:
saa711x_write(client, 0x08,
(decoder->reg[0x08] & 0x3f) | 0x00);
saa711x_write(client, 0x0e,
(decoder->reg[0x0e] & 0x8f));
break;
case VIDEO_MODE_SECAM:
saa711x_write(client, 0x08,
(decoder->reg[0x08] & 0x3f) | 0x00);
saa711x_write(client, 0x0e,
(decoder->reg[0x0e] & 0x8f) | 0x50);
break;
case VIDEO_MODE_AUTO:
saa711x_write(client, 0x08,
(decoder->reg[0x08] & 0x3f) | 0x80);
saa711x_write(client, 0x0e,
(decoder->reg[0x0e] & 0x8f));
break;
default:
return -EINVAL;
}
decoder->norm = *iarg;
}
break;
case DECODER_SET_INPUT:
{
int *iarg = arg;
if (*iarg < 0 || *iarg > 9) {
return -EINVAL;
}
if (decoder->input != *iarg) {
decoder->input = *iarg;
/* select mode */
saa711x_write(client, 0x02,
(decoder->reg[0x02] & 0xf0) | decoder->input);
/* bypass chrominance trap for modes 4..7 */
saa711x_write(client, 0x09,
(decoder->reg[0x09] & 0x7f) | ((decoder->input > 3) ? 0x80 : 0));
}
}
break;
case DECODER_SET_OUTPUT:
{
int *iarg = arg;
/* not much choice of outputs */
if (*iarg != 0) {
return -EINVAL;
}
}
break;
case DECODER_ENABLE_OUTPUT:
{
int *iarg = arg;
int enable = (*iarg != 0);
if (decoder->enable != enable) {
decoder->enable = enable;
/* RJ: If output should be disabled (for
* playing videos), we also need a open PLL.
* The input is set to 0 (where no input
* source is connected), although this
* is not necessary.
*
* If output should be enabled, we have to
* reverse the above.
*/
if (decoder->enable) {
saa711x_write(client, 0x02,
(decoder->
reg[0x02] & 0xf8) |
decoder->input);
saa711x_write(client, 0x08,
(decoder->reg[0x08] & 0xfb));
saa711x_write(client, 0x11,
(decoder->
reg[0x11] & 0xf3) | 0x0c);
} else {
saa711x_write(client, 0x02,
(decoder->reg[0x02] & 0xf8));
saa711x_write(client, 0x08,
(decoder->
reg[0x08] & 0xfb) | 0x04);
saa711x_write(client, 0x11,
(decoder->reg[0x11] & 0xf3));
}
}
}
break;
case DECODER_SET_PICTURE:
{
struct video_picture *pic = arg;
if (decoder->bright != pic->brightness) {
/* We want 0 to 255 we get 0-65535 */
decoder->bright = pic->brightness;
saa711x_write(client, 0x0a, decoder->bright >> 8);
}
if (decoder->contrast != pic->contrast) {
/* We want 0 to 127 we get 0-65535 */
decoder->contrast = pic->contrast;
saa711x_write(client, 0x0b,
decoder->contrast >> 9);
}
if (decoder->sat != pic->colour) {
/* We want 0 to 127 we get 0-65535 */
decoder->sat = pic->colour;
saa711x_write(client, 0x0c, decoder->sat >> 9);
}
if (decoder->hue != pic->hue) {
/* We want -128 to 127 we get 0-65535 */
decoder->hue = pic->hue;
saa711x_write(client, 0x0d,
(decoder->hue - 32768) >> 8);
}
}
break;
default:
return -EINVAL;
}
return 0;
}
/* ----------------------------------------------------------------------- */
/*
* Generic i2c probe
* concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1'
*/
/* standard i2c insmod options */
static unsigned short normal_i2c[] = {
I2C_SAA7113>>1, /* saa7113 */
I2C_SAA7114>>1, /* saa7114 */
I2C_CLIENT_END
};
I2C_CLIENT_INSMOD;
static struct i2c_driver i2c_driver_saa711x;
static int
saa711x_detect_client (struct i2c_adapter *adapter,
int address,
int kind)
{
int i;
struct i2c_client *client;
struct saa711x *decoder;
struct video_decoder_init vdi;
dprintk(1,
KERN_INFO
"saa711x.c: detecting saa711x client on address 0x%x\n",
address << 1);
/* Check if the adapter supports the needed features */
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return 0;
client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
if (client == 0)
return -ENOMEM;
client->addr = address;
client->adapter = adapter;
client->driver = &i2c_driver_saa711x;
strlcpy(I2C_NAME(client), "saa711x", sizeof(I2C_NAME(client)));
decoder = kzalloc(sizeof(struct saa711x), GFP_KERNEL);
if (decoder == NULL) {
kfree(client);
return -ENOMEM;
}
decoder->norm = VIDEO_MODE_NTSC;
decoder->input = 0;
decoder->enable = 1;
decoder->bright = 32768;
decoder->contrast = 32768;
decoder->hue = 32768;
decoder->sat = 32768;
i2c_set_clientdata(client, decoder);
i = i2c_attach_client(client);
if (i) {
kfree(client);
kfree(decoder);
return i;
}
vdi.data = saa711x_i2c_init;
vdi.len = sizeof(saa711x_i2c_init);
i = saa711x_init_decoder(client, &vdi);
if (i < 0) {
dprintk(1, KERN_ERR "%s_attach error: init status %d\n",
I2C_NAME(client), i);
} else {
dprintk(1,
KERN_INFO
"%s_attach: chip version %x at address 0x%x\n",
I2C_NAME(client), saa711x_read(client, 0x00) >> 4,
client->addr << 1);
}
return 0;
}
static int
saa711x_attach_adapter (struct i2c_adapter *adapter)
{
dprintk(1,
KERN_INFO
"saa711x.c: starting probe for adapter %s (0x%x)\n",
I2C_NAME(adapter), adapter->id);
return i2c_probe(adapter, &addr_data, &saa711x_detect_client);
}
static int
saa711x_detach_client (struct i2c_client *client)
{
struct saa711x *decoder = i2c_get_clientdata(client);
int err;
err = i2c_detach_client(client);
if (err) {
return err;
}
kfree(decoder);
kfree(client);
return 0;
}
/* ----------------------------------------------------------------------- */
static struct i2c_driver i2c_driver_saa711x = {
.driver = {
.name = "saa711x",
},
.id = I2C_DRIVERID_SAA711X,
.attach_adapter = saa711x_attach_adapter,
.detach_client = saa711x_detach_client,
.command = saa711x_command,
};
static int __init
saa711x_init (void)
{
return i2c_add_driver(&i2c_driver_saa711x);
}
static void __exit
saa711x_exit (void)
{
i2c_del_driver(&i2c_driver_saa711x);
}
module_init(saa711x_init);
module_exit(saa711x_exit);
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