diff options
Diffstat (limited to 'drivers/media/video/saa7114.c')
| -rw-r--r-- | drivers/media/video/saa7114.c | 1068 |
1 files changed, 0 insertions, 1068 deletions
diff --git a/drivers/media/video/saa7114.c b/drivers/media/video/saa7114.c deleted file mode 100644 index 7ca709fda5f..00000000000 --- a/drivers/media/video/saa7114.c +++ /dev/null @@ -1,1068 +0,0 @@ -/* - * saa7114 - Philips SAA7114H video decoder driver version 0.0.1 - * - * Copyright (C) 2002 Maxim Yevtyushkin <max@linuxmedialabs.com> - * - * Based on saa7111 driver by Dave Perks - * - * Copyright (C) 1998 Dave Perks <dperks@ibm.net> - * - * Slight changes for video timing and attachment output by - * Wolfgang Scherr <scherr@net4you.net> - * - * 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/types.h> -#include <linux/ioctl.h> -#include <asm/uaccess.h> -#include <linux/i2c.h> -#include <linux/i2c-id.h> -#include <linux/videodev.h> -#include <linux/video_decoder.h> -#include <media/v4l2-common.h> -#include <media/v4l2-i2c-drv-legacy.h> - -MODULE_DESCRIPTION("Philips SAA7114H video decoder driver"); -MODULE_AUTHOR("Maxim Yevtyushkin"); -MODULE_LICENSE("GPL"); - -static int debug; -module_param(debug, int, 0); -MODULE_PARM_DESC(debug, "Debug level (0-1)"); - -/* ----------------------------------------------------------------------- */ - -struct saa7114 { - unsigned char reg[0xf0 * 2]; - - int norm; - int input; - int enable; - int bright; - int contrast; - int hue; - int sat; - int playback; -}; - -#define I2C_DELAY 10 - - -//#define SAA_7114_NTSC_HSYNC_START (-3) -//#define SAA_7114_NTSC_HSYNC_STOP (-18) - -#define SAA_7114_NTSC_HSYNC_START (-17) -#define SAA_7114_NTSC_HSYNC_STOP (-32) - -//#define SAA_7114_NTSC_HOFFSET (5) -#define SAA_7114_NTSC_HOFFSET (6) -#define SAA_7114_NTSC_VOFFSET (10) -#define SAA_7114_NTSC_WIDTH (720) -#define SAA_7114_NTSC_HEIGHT (250) - -#define SAA_7114_SECAM_HSYNC_START (-17) -#define SAA_7114_SECAM_HSYNC_STOP (-32) - -#define SAA_7114_SECAM_HOFFSET (2) -#define SAA_7114_SECAM_VOFFSET (10) -#define SAA_7114_SECAM_WIDTH (720) -#define SAA_7114_SECAM_HEIGHT (300) - -#define SAA_7114_PAL_HSYNC_START (-17) -#define SAA_7114_PAL_HSYNC_STOP (-32) - -#define SAA_7114_PAL_HOFFSET (2) -#define SAA_7114_PAL_VOFFSET (10) -#define SAA_7114_PAL_WIDTH (720) -#define SAA_7114_PAL_HEIGHT (300) - - - -#define SAA_7114_VERTICAL_CHROMA_OFFSET 0 //0x50504040 -#define SAA_7114_VERTICAL_LUMA_OFFSET 0 - -#define REG_ADDR(x) (((x) << 1) + 1) -#define LOBYTE(x) ((unsigned char)((x) & 0xff)) -#define HIBYTE(x) ((unsigned char)(((x) >> 8) & 0xff)) -#define LOWORD(x) ((unsigned short int)((x) & 0xffff)) -#define HIWORD(x) ((unsigned short int)(((x) >> 16) & 0xffff)) - - -/* ----------------------------------------------------------------------- */ - -static inline int saa7114_write(struct i2c_client *client, u8 reg, u8 value) -{ - return i2c_smbus_write_byte_data(client, reg, value); -} - -static int saa7114_write_block(struct i2c_client *client, const u8 *data, unsigned int len) -{ - int ret = -1; - u8 reg; - - /* the saa7114 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 */ - u8 block_data[32]; - int block_len; - - while (len >= 2) { - block_len = 0; - block_data[block_len++] = reg = data[0]; - do { - block_data[block_len++] = data[1]; - reg++; - len -= 2; - data += 2; - } while (len >= 2 && data[0] == reg && block_len < 32); - ret = i2c_master_send(client, block_data, block_len); - if (ret < 0) - break; - } - } else { - /* do some slow I2C emulation kind of thing */ - while (len >= 2) { - reg = *data++; - ret = saa7114_write(client, reg, *data++); - if (ret < 0) - break; - len -= 2; - } - } - - return ret; -} - -static inline int saa7114_read(struct i2c_client *client, u8 reg) -{ - return i2c_smbus_read_byte_data(client, reg); -} - -/* ----------------------------------------------------------------------- */ - -// initially set NTSC, composite - - -static const unsigned char init[] = { - 0x00, 0x00, /* 00 - ID byte , chip version, - * read only */ - 0x01, 0x08, /* 01 - X,X,X,X, IDEL3 to IDEL0 - - * horizontal increment delay, - * recommended position */ - 0x02, 0x00, /* 02 - FUSE=3, GUDL=2, MODE=0 ; - * input control */ - 0x03, 0x10, /* 03 - HLNRS=0, VBSL=1, WPOFF=0, - * HOLDG=0, GAFIX=0, GAI1=256, GAI2=256 */ - 0x04, 0x90, /* 04 - GAI1=256 */ - 0x05, 0x90, /* 05 - GAI2=256 */ - 0x06, SAA_7114_NTSC_HSYNC_START, /* 06 - HSB: hsync start, - * depends on the video standard */ - 0x07, SAA_7114_NTSC_HSYNC_STOP, /* 07 - HSS: hsync stop, depends - *on the video standard */ - 0x08, 0xb8, /* 08 - AUFD=1, FSEL=1, EXFIL=0, VTRC=1, - * HPLL: free running in playback, locked - * in capture, VNOI=0 */ - 0x09, 0x80, /* 09 - BYPS=0, PREF=0, BPSS=0, VBLB=0, - * UPTCV=0, APER=1; depends from input */ - 0x0a, 0x80, /* 0a - BRIG=128 */ - 0x0b, 0x44, /* 0b - CONT=1.109 */ - 0x0c, 0x40, /* 0c - SATN=1.0 */ - 0x0d, 0x00, /* 0d - HUE=0 */ - 0x0e, 0x84, /* 0e - CDTO, CSTD2 to 0, DCVF, FCTC, - * CCOMB; depends from video standard */ - 0x0f, 0x24, /* 0f - ACGC,CGAIN6 to CGAIN0; depends - * from video standard */ - 0x10, 0x03, /* 10 - OFFU1 to 0, OFFV1 to 0, CHBW, - * LCBW2 to 0 */ - 0x11, 0x59, /* 11 - COLO, RTP1, HEDL1 to 0, RTP0, - * YDEL2 to 0 */ - 0x12, 0xc9, /* 12 - RT signal control RTSE13 to 10 - * and 03 to 00 */ - 0x13, 0x80, /* 13 - RT/X port output control */ - 0x14, 0x00, /* 14 - analog, ADC, compatibility control */ - 0x15, 0x00, /* 15 - VGATE start FID change */ - 0x16, 0xfe, /* 16 - VGATE stop */ - 0x17, 0x00, /* 17 - Misc., VGATE MSBs */ - 0x18, 0x40, /* RAWG */ - 0x19, 0x80, /* RAWO */ - 0x1a, 0x00, - 0x1b, 0x00, - 0x1c, 0x00, - 0x1d, 0x00, - 0x1e, 0x00, - 0x1f, 0x00, /* status byte, read only */ - 0x20, 0x00, /* video decoder reserved part */ - 0x21, 0x00, - 0x22, 0x00, - 0x23, 0x00, - 0x24, 0x00, - 0x25, 0x00, - 0x26, 0x00, - 0x27, 0x00, - 0x28, 0x00, - 0x29, 0x00, - 0x2a, 0x00, - 0x2b, 0x00, - 0x2c, 0x00, - 0x2d, 0x00, - 0x2e, 0x00, - 0x2f, 0x00, - 0x30, 0xbc, /* audio clock generator */ - 0x31, 0xdf, - 0x32, 0x02, - 0x33, 0x00, - 0x34, 0xcd, - 0x35, 0xcc, - 0x36, 0x3a, - 0x37, 0x00, - 0x38, 0x03, - 0x39, 0x10, - 0x3a, 0x00, - 0x3b, 0x00, - 0x3c, 0x00, - 0x3d, 0x00, - 0x3e, 0x00, - 0x3f, 0x00, - 0x40, 0x00, /* VBI data slicer */ - 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, 0xff, - 0x55, 0xff, - 0x56, 0xff, - 0x57, 0xff, - 0x58, 0x40, // framing code - 0x59, 0x47, // horizontal offset - 0x5a, 0x06, // vertical offset - 0x5b, 0x83, // field offset - 0x5c, 0x00, // reserved - 0x5d, 0x3e, // header and data - 0x5e, 0x00, // sliced data - 0x5f, 0x00, // reserved - 0x60, 0x00, /* video decoder reserved part */ - 0x61, 0x00, - 0x62, 0x00, - 0x63, 0x00, - 0x64, 0x00, - 0x65, 0x00, - 0x66, 0x00, - 0x67, 0x00, - 0x68, 0x00, - 0x69, 0x00, - 0x6a, 0x00, - 0x6b, 0x00, - 0x6c, 0x00, - 0x6d, 0x00, - 0x6e, 0x00, - 0x6f, 0x00, - 0x70, 0x00, /* video decoder reserved part */ - 0x71, 0x00, - 0x72, 0x00, - 0x73, 0x00, - 0x74, 0x00, - 0x75, 0x00, - 0x76, 0x00, - 0x77, 0x00, - 0x78, 0x00, - 0x79, 0x00, - 0x7a, 0x00, - 0x7b, 0x00, - 0x7c, 0x00, - 0x7d, 0x00, - 0x7e, 0x00, - 0x7f, 0x00, - 0x80, 0x00, /* X-port, I-port and scaler */ - 0x81, 0x00, - 0x82, 0x00, - 0x83, 0x00, - 0x84, 0xc5, - 0x85, 0x0d, // hsync and vsync ? - 0x86, 0x40, - 0x87, 0x01, - 0x88, 0x00, - 0x89, 0x00, - 0x8a, 0x00, - 0x8b, 0x00, - 0x8c, 0x00, - 0x8d, 0x00, - 0x8e, 0x00, - 0x8f, 0x00, - 0x90, 0x03, /* Task A definition */ - 0x91, 0x08, - 0x92, 0x00, - 0x93, 0x40, - 0x94, 0x00, // window settings - 0x95, 0x00, - 0x96, 0x00, - 0x97, 0x00, - 0x98, 0x00, - 0x99, 0x00, - 0x9a, 0x00, - 0x9b, 0x00, - 0x9c, 0x00, - 0x9d, 0x00, - 0x9e, 0x00, - 0x9f, 0x00, - 0xa0, 0x01, /* horizontal integer prescaling ratio */ - 0xa1, 0x00, /* horizontal prescaler accumulation - * sequence length */ - 0xa2, 0x00, /* UV FIR filter, Y FIR filter, prescaler - * DC gain */ - 0xa3, 0x00, - 0xa4, 0x80, // luminance brightness - 0xa5, 0x40, // luminance gain - 0xa6, 0x40, // chrominance saturation - 0xa7, 0x00, - 0xa8, 0x00, // horizontal luminance scaling increment - 0xa9, 0x04, - 0xaa, 0x00, // horizontal luminance phase offset - 0xab, 0x00, - 0xac, 0x00, // horizontal chrominance scaling increment - 0xad, 0x02, - 0xae, 0x00, // horizontal chrominance phase offset - 0xaf, 0x00, - 0xb0, 0x00, // vertical luminance scaling increment - 0xb1, 0x04, - 0xb2, 0x00, // vertical chrominance scaling increment - 0xb3, 0x04, - 0xb4, 0x00, - 0xb5, 0x00, - 0xb6, 0x00, - 0xb7, 0x00, - 0xb8, 0x00, - 0xb9, 0x00, - 0xba, 0x00, - 0xbb, 0x00, - 0xbc, 0x00, - 0xbd, 0x00, - 0xbe, 0x00, - 0xbf, 0x00, - 0xc0, 0x02, // Task B definition - 0xc1, 0x08, - 0xc2, 0x00, - 0xc3, 0x40, - 0xc4, 0x00, // window settings - 0xc5, 0x00, - 0xc6, 0x00, - 0xc7, 0x00, - 0xc8, 0x00, - 0xc9, 0x00, - 0xca, 0x00, - 0xcb, 0x00, - 0xcc, 0x00, - 0xcd, 0x00, - 0xce, 0x00, - 0xcf, 0x00, - 0xd0, 0x01, // horizontal integer prescaling ratio - 0xd1, 0x00, // horizontal prescaler accumulation sequence length - 0xd2, 0x00, // UV FIR filter, Y FIR filter, prescaler DC gain - 0xd3, 0x00, - 0xd4, 0x80, // luminance brightness - 0xd5, 0x40, // luminance gain - 0xd6, 0x40, // chrominance saturation - 0xd7, 0x00, - 0xd8, 0x00, // horizontal luminance scaling increment - 0xd9, 0x04, - 0xda, 0x00, // horizontal luminance phase offset - 0xdb, 0x00, - 0xdc, 0x00, // horizontal chrominance scaling increment - 0xdd, 0x02, - 0xde, 0x00, // horizontal chrominance phase offset - 0xdf, 0x00, - 0xe0, 0x00, // vertical luminance scaling increment - 0xe1, 0x04, - 0xe2, 0x00, // vertical chrominance scaling increment - 0xe3, 0x04, - 0xe4, 0x00, - 0xe5, 0x00, - 0xe6, 0x00, - 0xe7, 0x00, - 0xe8, 0x00, - 0xe9, 0x00, - 0xea, 0x00, - 0xeb, 0x00, - 0xec, 0x00, - 0xed, 0x00, - 0xee, 0x00, - 0xef, 0x00 -}; - -static int saa7114_command(struct i2c_client *client, unsigned cmd, void *arg) -{ - struct saa7114 *decoder = i2c_get_clientdata(client); - - switch (cmd) { - case 0: - //dprintk(1, KERN_INFO "%s: writing init\n", I2C_NAME(client)); - //saa7114_write_block(client, init, sizeof(init)); - break; - - case DECODER_DUMP: - { - int i; - - if (!debug) - break; - v4l_info(client, "decoder dump\n"); - - for (i = 0; i < 32; i += 16) { - int j; - - v4l_info(client, "%03x", i); - for (j = 0; j < 16; ++j) { - printk(KERN_CONT " %02x", - saa7114_read(client, i + j)); - } - printk(KERN_CONT "\n"); - } - break; - } - - case DECODER_GET_CAPABILITIES: - { - struct video_decoder_capability *cap = arg; - - v4l_dbg(1, debug, client, "get capabilities\n"); - - cap->flags = VIDEO_DECODER_PAL | - VIDEO_DECODER_NTSC | - 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 = saa7114_read(client, 0x1f); - - v4l_dbg(1, debug, client, "status: 0x%02x\n", 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_NORM: - { - int *iarg = arg; - - short int hoff = 0, voff = 0, w = 0, h = 0; - - v4l_dbg(1, debug, client, "set norm\n"); - - switch (*iarg) { - case VIDEO_MODE_NTSC: - v4l_dbg(1, debug, client, "NTSC\n"); - decoder->reg[REG_ADDR(0x06)] = - SAA_7114_NTSC_HSYNC_START; - decoder->reg[REG_ADDR(0x07)] = - SAA_7114_NTSC_HSYNC_STOP; - - decoder->reg[REG_ADDR(0x08)] = decoder->playback ? 0x7c : 0xb8; // PLL free when playback, PLL close when capture - - decoder->reg[REG_ADDR(0x0e)] = 0x85; - decoder->reg[REG_ADDR(0x0f)] = 0x24; - - hoff = SAA_7114_NTSC_HOFFSET; - voff = SAA_7114_NTSC_VOFFSET; - w = SAA_7114_NTSC_WIDTH; - h = SAA_7114_NTSC_HEIGHT; - - break; - - case VIDEO_MODE_PAL: - v4l_dbg(1, debug, client, "PAL\n"); - decoder->reg[REG_ADDR(0x06)] = - SAA_7114_PAL_HSYNC_START; - decoder->reg[REG_ADDR(0x07)] = - SAA_7114_PAL_HSYNC_STOP; - - decoder->reg[REG_ADDR(0x08)] = decoder->playback ? 0x7c : 0xb8; // PLL free when playback, PLL close when capture - - decoder->reg[REG_ADDR(0x0e)] = 0x81; - decoder->reg[REG_ADDR(0x0f)] = 0x24; - - hoff = SAA_7114_PAL_HOFFSET; - voff = SAA_7114_PAL_VOFFSET; - w = SAA_7114_PAL_WIDTH; - h = SAA_7114_PAL_HEIGHT; - - break; - - default: - v4l_dbg(1, debug, client, "Unknown video mode\n"); - return -EINVAL; - } - - - decoder->reg[REG_ADDR(0x94)] = LOBYTE(hoff); // hoffset low - decoder->reg[REG_ADDR(0x95)] = HIBYTE(hoff) & 0x0f; // hoffset high - decoder->reg[REG_ADDR(0x96)] = LOBYTE(w); // width low - decoder->reg[REG_ADDR(0x97)] = HIBYTE(w) & 0x0f; // width high - decoder->reg[REG_ADDR(0x98)] = LOBYTE(voff); // voffset low - decoder->reg[REG_ADDR(0x99)] = HIBYTE(voff) & 0x0f; // voffset high - decoder->reg[REG_ADDR(0x9a)] = LOBYTE(h + 2); // height low - decoder->reg[REG_ADDR(0x9b)] = HIBYTE(h + 2) & 0x0f; // height high - decoder->reg[REG_ADDR(0x9c)] = LOBYTE(w); // out width low - decoder->reg[REG_ADDR(0x9d)] = HIBYTE(w) & 0x0f; // out width high - decoder->reg[REG_ADDR(0x9e)] = LOBYTE(h); // out height low - decoder->reg[REG_ADDR(0x9f)] = HIBYTE(h) & 0x0f; // out height high - - decoder->reg[REG_ADDR(0xc4)] = LOBYTE(hoff); // hoffset low - decoder->reg[REG_ADDR(0xc5)] = HIBYTE(hoff) & 0x0f; // hoffset high - decoder->reg[REG_ADDR(0xc6)] = LOBYTE(w); // width low - decoder->reg[REG_ADDR(0xc7)] = HIBYTE(w) & 0x0f; // width high - decoder->reg[REG_ADDR(0xc8)] = LOBYTE(voff); // voffset low - decoder->reg[REG_ADDR(0xc9)] = HIBYTE(voff) & 0x0f; // voffset high - decoder->reg[REG_ADDR(0xca)] = LOBYTE(h + 2); // height low - decoder->reg[REG_ADDR(0xcb)] = HIBYTE(h + 2) & 0x0f; // height high - decoder->reg[REG_ADDR(0xcc)] = LOBYTE(w); // out width low - decoder->reg[REG_ADDR(0xcd)] = HIBYTE(w) & 0x0f; // out width high - decoder->reg[REG_ADDR(0xce)] = LOBYTE(h); // out height low - decoder->reg[REG_ADDR(0xcf)] = HIBYTE(h) & 0x0f; // out height high - - - saa7114_write(client, 0x80, 0x06); // i-port and scaler back end clock selection, task A&B off - saa7114_write(client, 0x88, 0xd8); // sw reset scaler - saa7114_write(client, 0x88, 0xf8); // sw reset scaler release - - saa7114_write_block(client, decoder->reg + (0x06 << 1), - 3 << 1); - saa7114_write_block(client, decoder->reg + (0x0e << 1), - 2 << 1); - saa7114_write_block(client, decoder->reg + (0x5a << 1), - 2 << 1); - - saa7114_write_block(client, decoder->reg + (0x94 << 1), - (0x9f + 1 - 0x94) << 1); - saa7114_write_block(client, decoder->reg + (0xc4 << 1), - (0xcf + 1 - 0xc4) << 1); - - saa7114_write(client, 0x88, 0xd8); // sw reset scaler - saa7114_write(client, 0x88, 0xf8); // sw reset scaler release - saa7114_write(client, 0x80, 0x36); // i-port and scaler back end clock selection - - decoder->norm = *iarg; - break; - } - - case DECODER_SET_INPUT: - { - int *iarg = arg; - - v4l_dbg(1, debug, client, "set input (%d)\n", *iarg); - if (*iarg < 0 || *iarg > 7) { - return -EINVAL; - } - - if (decoder->input != *iarg) { - v4l_dbg(1, debug, client, "now setting %s input\n", - *iarg >= 6 ? "S-Video" : "Composite"); - decoder->input = *iarg; - - /* select mode */ - decoder->reg[REG_ADDR(0x02)] = - (decoder-> - reg[REG_ADDR(0x02)] & 0xf0) | (decoder-> - input < - 6 ? 0x0 : 0x9); - saa7114_write(client, 0x02, - decoder->reg[REG_ADDR(0x02)]); - - /* bypass chrominance trap for modes 6..9 */ - decoder->reg[REG_ADDR(0x09)] = - (decoder-> - reg[REG_ADDR(0x09)] & 0x7f) | (decoder-> - input < - 6 ? 0x0 : - 0x80); - saa7114_write(client, 0x09, - decoder->reg[REG_ADDR(0x09)]); - - decoder->reg[REG_ADDR(0x0e)] = - decoder->input < - 6 ? decoder-> - reg[REG_ADDR(0x0e)] | 1 : decoder-> - reg[REG_ADDR(0x0e)] & ~1; - saa7114_write(client, 0x0e, - decoder->reg[REG_ADDR(0x0e)]); - } - break; - } - - case DECODER_SET_OUTPUT: - { - int *iarg = arg; - - v4l_dbg(1, debug, client, "set output\n"); - - /* not much choice of outputs */ - if (*iarg != 0) { - return -EINVAL; - } - break; - } - - case DECODER_ENABLE_OUTPUT: - { - int *iarg = arg; - int enable = (*iarg != 0); - - v4l_dbg(1, debug, client, "%s output\n", - enable ? "enable" : "disable"); - - decoder->playback = !enable; - - 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) { - decoder->reg[REG_ADDR(0x08)] = 0xb8; - decoder->reg[REG_ADDR(0x12)] = 0xc9; - decoder->reg[REG_ADDR(0x13)] = 0x80; - decoder->reg[REG_ADDR(0x87)] = 0x01; - } else { - decoder->reg[REG_ADDR(0x08)] = 0x7c; - decoder->reg[REG_ADDR(0x12)] = 0x00; - decoder->reg[REG_ADDR(0x13)] = 0x00; - decoder->reg[REG_ADDR(0x87)] = 0x00; - } - - saa7114_write_block(client, - decoder->reg + (0x12 << 1), - 2 << 1); - saa7114_write(client, 0x08, - decoder->reg[REG_ADDR(0x08)]); - saa7114_write(client, 0x87, - decoder->reg[REG_ADDR(0x87)]); - saa7114_write(client, 0x88, 0xd8); // sw reset scaler - saa7114_write(client, 0x88, 0xf8); // sw reset scaler release - saa7114_write(client, 0x80, 0x36); - - } - break; - } - - case DECODER_SET_PICTURE: - { - struct video_picture *pic = arg; - - v4l_dbg(1, debug, client, - "decoder set picture bright=%d contrast=%d saturation=%d hue=%d\n", - pic->brightness, pic->contrast, pic->colour, pic->hue); - - if (decoder->bright != pic->brightness) { - /* We want 0 to 255 we get 0-65535 */ - decoder->bright = pic->brightness; - saa7114_write(client, 0x0a, decoder->bright >> 8); - } - if (decoder->contrast != pic->contrast) { - /* We want 0 to 127 we get 0-65535 */ - decoder->contrast = pic->contrast; - saa7114_write(client, 0x0b, - decoder->contrast >> 9); - } - if (decoder->sat != pic->colour) { - /* We want 0 to 127 we get 0-65535 */ - decoder->sat = pic->colour; - saa7114_write(client, 0x0c, decoder->sat >> 9); - } - if (decoder->hue != pic->hue) { - /* We want -128 to 127 we get 0-65535 */ - decoder->hue = pic->hue; - saa7114_write(client, 0x0d, - (decoder->hue - 32768) >> 8); - } - break; - } - - default: - return -EINVAL; - } - - return 0; -} - -/* ----------------------------------------------------------------------- */ - -static unsigned short normal_i2c[] = { 0x42 >> 1, 0x40 >> 1, I2C_CLIENT_END }; - -I2C_CLIENT_INSMOD; - -static int saa7114_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - int i, err[30]; - short int hoff = SAA_7114_NTSC_HOFFSET; - short int voff = SAA_7114_NTSC_VOFFSET; - short int w = SAA_7114_NTSC_WIDTH; - short int h = SAA_7114_NTSC_HEIGHT; - struct saa7114 *decoder; - - /* Check if the adapter supports the needed features */ - if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return -ENODEV; - - v4l_info(client, "chip found @ 0x%x (%s)\n", - client->addr << 1, client->adapter->name); - - decoder = kzalloc(sizeof(struct saa7114), GFP_KERNEL); - if (decoder == NULL) - return -ENOMEM; - decoder->norm = VIDEO_MODE_NTSC; - decoder->input = -1; - decoder->enable = 1; - decoder->bright = 32768; - decoder->contrast = 32768; - decoder->hue = 32768; - decoder->sat = 32768; - decoder->playback = 0; // initially capture mode useda - i2c_set_clientdata(client, decoder); - - memcpy(decoder->reg, init, sizeof(init)); - - decoder->reg[REG_ADDR(0x94)] = LOBYTE(hoff); // hoffset low - decoder->reg[REG_ADDR(0x95)] = HIBYTE(hoff) & 0x0f; // hoffset high - decoder->reg[REG_ADDR(0x96)] = LOBYTE(w); // width low - decoder->reg[REG_ADDR(0x97)] = HIBYTE(w) & 0x0f; // width high - decoder->reg[REG_ADDR(0x98)] = LOBYTE(voff); // voffset low - decoder->reg[REG_ADDR(0x99)] = HIBYTE(voff) & 0x0f; // voffset high - decoder->reg[REG_ADDR(0x9a)] = LOBYTE(h + 2); // height low - decoder->reg[REG_ADDR(0x9b)] = HIBYTE(h + 2) & 0x0f; // height high - decoder->reg[REG_ADDR(0x9c)] = LOBYTE(w); // out width low - decoder->reg[REG_ADDR(0x9d)] = HIBYTE(w) & 0x0f; // out width high - decoder->reg[REG_ADDR(0x9e)] = LOBYTE(h); // out height low - decoder->reg[REG_ADDR(0x9f)] = HIBYTE(h) & 0x0f; // out height high - - decoder->reg[REG_ADDR(0xc4)] = LOBYTE(hoff); // hoffset low - decoder->reg[REG_ADDR(0xc5)] = HIBYTE(hoff) & 0x0f; // hoffset high - decoder->reg[REG_ADDR(0xc6)] = LOBYTE(w); // width low - decoder->reg[REG_ADDR(0xc7)] = HIBYTE(w) & 0x0f; // width high - decoder->reg[REG_ADDR(0xc8)] = LOBYTE(voff); // voffset low - decoder->reg[REG_ADDR(0xc9)] = HIBYTE(voff) & 0x0f; // voffset high - decoder->reg[REG_ADDR(0xca)] = LOBYTE(h + 2); // height low - decoder->reg[REG_ADDR(0xcb)] = HIBYTE(h + 2) & 0x0f; // height high - decoder->reg[REG_ADDR(0xcc)] = LOBYTE(w); // out width low - decoder->reg[REG_ADDR(0xcd)] = HIBYTE(w) & 0x0f; // out width high - decoder->reg[REG_ADDR(0xce)] = LOBYTE(h); // out height low - decoder->reg[REG_ADDR(0xcf)] = HIBYTE(h) & 0x0f; // out height high - - decoder->reg[REG_ADDR(0xb8)] = - LOBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xb9)] = - HIBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xba)] = - LOBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xbb)] = - HIBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - - decoder->reg[REG_ADDR(0xbc)] = - LOBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xbd)] = - HIBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xbe)] = - LOBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xbf)] = - HIBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - - decoder->reg[REG_ADDR(0xe8)] = - LOBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xe9)] = - HIBYTE(LOWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xea)] = - LOBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - decoder->reg[REG_ADDR(0xeb)] = - HIBYTE(HIWORD(SAA_7114_VERTICAL_CHROMA_OFFSET)); - - decoder->reg[REG_ADDR(0xec)] = - LOBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xed)] = - HIBYTE(LOWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xee)] = - LOBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - decoder->reg[REG_ADDR(0xef)] = - HIBYTE(HIWORD(SAA_7114_VERTICAL_LUMA_OFFSET)); - - - decoder->reg[REG_ADDR(0x13)] = 0x80; // RTC0 on - decoder->reg[REG_ADDR(0x87)] = 0x01; // I-Port - decoder->reg[REG_ADDR(0x12)] = 0xc9; // RTS0 - - decoder->reg[REG_ADDR(0x02)] = 0xc0; // set composite1 input, aveasy - decoder->reg[REG_ADDR(0x09)] = 0x00; // chrominance trap - decoder->reg[REG_ADDR(0x0e)] |= 1; // combfilter on - - - v4l_dbg(1, debug, client, "starting init\n"); - - err[0] = - saa7114_write_block(client, decoder->reg + (0x20 << 1), - 0x10 << 1); - err[1] = - saa7114_write_block(client, decoder->reg + (0x30 << 1), - 0x10 << 1); - err[2] = - saa7114_write_block(client, decoder->reg + (0x63 << 1), - (0x7f + 1 - 0x63) << 1); - err[3] = - saa7114_write_block(client, decoder->reg + (0x89 << 1), - 6 << 1); - err[4] = - saa7114_write_block(client, decoder->reg + (0xb8 << 1), - 8 << 1); - err[5] = - saa7114_write_block(client, decoder->reg + (0xe8 << 1), - 8 << 1); - - - for (i = 0; i <= 5; i++) { - if (err[i] < 0) { - v4l_dbg(1, debug, client, - "init error %d at stage %d, leaving attach.\n", - i, err[i]); - kfree(decoder); - return -EIO; - } - } - - for (i = 6; i < 8; i++) { - v4l_dbg(1, debug, client, - "reg[0x%02x] = 0x%02x (0x%02x)\n", - i, saa7114_read(client, i), - decoder->reg[REG_ADDR(i)]); - } - - v4l_dbg(1, debug, client, - "performing decoder reset sequence\n"); - - err[6] = saa7114_write(client, 0x80, 0x06); // i-port and scaler backend clock selection, task A&B off - err[7] = saa7114_write(client, 0x88, 0xd8); // sw reset scaler - err[8] = saa7114_write(client, 0x88, 0xf8); // sw reset scaler release - - for (i = 6; i <= 8; i++) { - if (err[i] < 0) { - v4l_dbg(1, debug, client, - "init error %d at stage %d, leaving attach.\n", - i, err[i]); - kfree(decoder); - return -EIO; - } - } - - v4l_dbg(1, debug, client, "performing the rest of init\n"); - - err[9] = saa7114_write(client, 0x01, decoder->reg[REG_ADDR(0x01)]); - err[10] = saa7114_write_block(client, decoder->reg + (0x03 << 1), (0x1e + 1 - 0x03) << 1); // big seq - err[11] = saa7114_write_block(client, decoder->reg + (0x40 << 1), (0x5f + 1 - 0x40) << 1); // slicer - err[12] = saa7114_write_block(client, decoder->reg + (0x81 << 1), 2 << 1); // ? - err[13] = saa7114_write_block(client, decoder->reg + (0x83 << 1), 5 << 1); // ? - err[14] = saa7114_write_block(client, decoder->reg + (0x90 << 1), 4 << 1); // Task A - err[15] = - saa7114_write_block(client, decoder->reg + (0x94 << 1), - 12 << 1); - err[16] = - saa7114_write_block(client, decoder->reg + (0xa0 << 1), - 8 << 1); - err[17] = - saa7114_write_block(client, decoder->reg + (0xa8 << 1), - 8 << 1); - err[18] = - saa7114_write_block(client, decoder->reg + (0xb0 << 1), - 8 << 1); - err[19] = saa7114_write_block(client, decoder->reg + (0xc0 << 1), 4 << 1); // Task B - err[15] = - saa7114_write_block(client, decoder->reg + (0xc4 << 1), - 12 << 1); - err[16] = - saa7114_write_block(client, decoder->reg + (0xd0 << 1), - 8 << 1); - err[17] = - saa7114_write_block(client, decoder->reg + (0xd8 << 1), - 8 << 1); - err[18] = - saa7114_write_block(client, decoder->reg + (0xe0 << 1), - 8 << 1); - - for (i = 9; i <= 18; i++) { - if (err[i] < 0) { - v4l_dbg(1, debug, client, - "init error %d at stage %d, leaving attach.\n", - i, err[i]); - kfree(decoder); - return -EIO; - } - } - - - for (i = 6; i < 8; i++) { - v4l_dbg(1, debug, client, - "reg[0x%02x] = 0x%02x (0x%02x)\n", - i, saa7114_read(client, i), - decoder->reg[REG_ADDR(i)]); - } - - - for (i = 0x11; i <= 0x13; i++) { - v4l_dbg(1, debug, client, - "reg[0x%02x] = 0x%02x (0x%02x)\n", - i, saa7114_read(client, i), - decoder->reg[REG_ADDR(i)]); - } - - - v4l_dbg(1, debug, client, "setting video input\n"); - - err[19] = - saa7114_write(client, 0x02, decoder->reg[REG_ADDR(0x02)]); - err[20] = - saa7114_write(client, 0x09, decoder->reg[REG_ADDR(0x09)]); - err[21] = - saa7114_write(client, 0x0e, decoder->reg[REG_ADDR(0x0e)]); - - for (i = 19; i <= 21; i++) { - if (err[i] < 0) { - v4l_dbg(1, debug, client, - "init error %d at stage %d, leaving attach.\n", - i, err[i]); - kfree(decoder); - return -EIO; - } - } - - v4l_dbg(1, debug, client, "performing decoder reset sequence\n"); - - err[22] = saa7114_write(client, 0x88, 0xd8); // sw reset scaler - err[23] = saa7114_write(client, 0x88, 0xf8); // sw reset scaler release - err[24] = saa7114_write(client, 0x80, 0x36); // i-port and scaler backend clock selection, task A&B off - - - for (i = 22; i <= 24; i++) { - if (err[i] < 0) { - v4l_dbg(1, debug, client, - "init error %d at stage %d, leaving attach.\n", - i, err[i]); - kfree(decoder); - return -EIO; - } - } - - err[25] = saa7114_write(client, 0x06, init[REG_ADDR(0x06)]); - err[26] = saa7114_write(client, 0x07, init[REG_ADDR(0x07)]); - err[27] = saa7114_write(client, 0x10, init[REG_ADDR(0x10)]); - - v4l_dbg(1, debug, client, "chip version %x, decoder status 0x%02x\n", - saa7114_read(client, 0x00) >> 4, - saa7114_read(client, 0x1f)); - v4l_dbg(1, debug, client, - "power save control: 0x%02x, scaler status: 0x%02x\n", - saa7114_read(client, 0x88), - saa7114_read(client, 0x8f)); - - - for (i = 0x94; i < 0x96; i++) { - v4l_dbg(1, debug, client, - "reg[0x%02x] = 0x%02x (0x%02x)\n", - i, saa7114_read(client, i), - decoder->reg[REG_ADDR(i)]); - } - - //i = saa7114_write_block(client, init, sizeof(init)); - return 0; -} - -static int saa7114_remove(struct i2c_client *client) -{ - kfree(i2c_get_clientdata(client)); - return 0; -} - -/* ----------------------------------------------------------------------- */ - -static const struct i2c_device_id saa7114_id[] = { - { "saa7114_old", 0 }, /* "saa7114" maps to the saa7115 driver */ - { } -}; -MODULE_DEVICE_TABLE(i2c, saa7114_id); - -static struct v4l2_i2c_driver_data v4l2_i2c_data = { - .name = "saa7114", - .driverid = I2C_DRIVERID_SAA7114, - .command = saa7114_command, - .probe = saa7114_probe, - .remove = saa7114_remove, - .id_table = saa7114_id, -}; |