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Diffstat (limited to 'drivers/media/video/saa7115.c')
-rw-r--r--drivers/media/video/saa7115.c1437
1 files changed, 0 insertions, 1437 deletions
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
deleted file mode 100644
index b59c1171727..00000000000
--- a/drivers/media/video/saa7115.c
+++ /dev/null
@@ -1,1437 +0,0 @@
-/* saa7115 - Philips SAA7113/SAA7114/SAA7115 video decoder driver
- *
- * Based on saa7114 driver by Maxim Yevtyushkin, which is based on
- * the saa7111 driver by Dave Perks.
- *
- * Copyright (C) 1998 Dave Perks <dperks@ibm.net>
- * Copyright (C) 2002 Maxim Yevtyushkin <max@linuxmedialabs.com>
- *
- * Slight changes for video timing and attachment output by
- * Wolfgang Scherr <scherr@net4you.net>
- *
- * Moved over to the linux >= 2.4.x i2c protocol (1/1/2003)
- * by Ronald Bultje <rbultje@ronald.bitfreak.net>
- *
- * Added saa7115 support by Kevin Thayer <nufan_wfk at yahoo.com>
- * (2/17/2003)
- *
- * VBI support (2004) and cleanups (2005) by Hans Verkuil <hverkuil@xs4all.nl>
- * SAA7113 support by Mauro Carvalho Chehab <mchehab@infradead.org>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/i2c.h>
-#include <linux/videodev2.h>
-#include <media/v4l2-common.h>
-#include <media/saa7115.h>
-#include <asm/div64.h>
-
-MODULE_DESCRIPTION("Philips SAA7113/SAA7114/SAA7115 video decoder driver");
-MODULE_AUTHOR( "Maxim Yevtyushkin, Kevin Thayer, Chris Kennedy, "
- "Hans Verkuil, Mauro Carvalho Chehab");
-MODULE_LICENSE("GPL");
-
-static int debug = 0;
-module_param(debug, bool, 0644);
-
-MODULE_PARM_DESC(debug, "Debug level (0-1)");
-
-static unsigned short normal_i2c[] = {
- 0x4a >> 1, 0x48 >> 1, /* SAA7113 */
- 0x42 >> 1, 0x40 >> 1, /* SAA7114 and SAA7115 */
- I2C_CLIENT_END };
-
-
-I2C_CLIENT_INSMOD;
-
-struct saa7115_state {
- v4l2_std_id std;
- int input;
- int enable;
- int radio;
- int bright;
- int contrast;
- int hue;
- int sat;
- enum v4l2_chip_ident ident;
- u32 audclk_freq;
- u32 crystal_freq;
- u8 ucgc;
- u8 cgcdiv;
- u8 apll;
-};
-
-/* ----------------------------------------------------------------------- */
-
-static inline int saa7115_write(struct i2c_client *client, u8 reg, u8 value)
-{
- return i2c_smbus_write_byte_data(client, reg, value);
-}
-
-static int saa7115_writeregs(struct i2c_client *client, const unsigned char *regs)
-{
- unsigned char reg, data;
-
- while (*regs != 0x00) {
- reg = *(regs++);
- data = *(regs++);
- if (saa7115_write(client, reg, data) < 0)
- return -1;
- }
- return 0;
-}
-
-static inline int saa7115_read(struct i2c_client *client, u8 reg)
-{
- return i2c_smbus_read_byte_data(client, reg);
-}
-
-/* ----------------------------------------------------------------------- */
-
-/* If a value differs from the Hauppauge driver values, then the comment starts with
- 'was 0xXX' to denote the Hauppauge value. Otherwise the value is identical to what the
- Hauppauge driver sets. */
-
-static const unsigned char saa7115_init_auto_input[] = {
- /* Front-End Part */
- 0x01, 0x48, /* white peak control disabled */
- 0x03, 0x20, /* was 0x30. 0x20: long vertical blanking */
- 0x04, 0x90, /* analog gain set to 0 */
- 0x05, 0x90, /* analog gain set to 0 */
- /* Decoder Part */
- 0x06, 0xeb, /* horiz sync begin = -21 */
- 0x07, 0xe0, /* horiz sync stop = -17 */
- 0x0a, 0x80, /* was 0x88. decoder brightness, 0x80 is itu standard */
- 0x0b, 0x44, /* was 0x48. decoder contrast, 0x44 is itu standard */
- 0x0c, 0x40, /* was 0x47. decoder saturation, 0x40 is itu standard */
- 0x0d, 0x00, /* chrominance hue control */
- 0x0f, 0x00, /* chrominance gain control: use automicatic mode */
- 0x10, 0x06, /* chrominance/luminance control: active adaptive combfilter */
- 0x11, 0x00, /* delay control */
- 0x12, 0x9d, /* RTS0 output control: VGATE */
- 0x13, 0x80, /* X-port output control: ITU656 standard mode, RTCO output enable RTCE */
- 0x14, 0x00, /* analog/ADC/auto compatibility control */
- 0x18, 0x40, /* raw data gain 0x00 = nominal */
- 0x19, 0x80, /* raw data offset 0x80 = 0 LSB */
- 0x1a, 0x77, /* color killer level control 0x77 = recommended */
- 0x1b, 0x42, /* misc chroma control 0x42 = recommended */
- 0x1c, 0xa9, /* combfilter control 0xA9 = recommended */
- 0x1d, 0x01, /* combfilter control 0x01 = recommended */
-
- /* Power Device Control */
- 0x88, 0xd0, /* reset device */
- 0x88, 0xf0, /* set device programmed, all in operational mode */
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_cfg_reset_scaler[] = {
- 0x87, 0x00, /* disable I-port output */
- 0x88, 0xd0, /* reset scaler */
- 0x88, 0xf0, /* activate scaler */
- 0x87, 0x01, /* enable I-port output */
- 0x00, 0x00
-};
-
-/* ============== SAA7715 VIDEO templates ============= */
-
-static const unsigned char saa7115_cfg_60hz_fullres_x[] = {
- 0xcc, 0xd0, /* hsize low (output), hor. output window size = 0x2d0 = 720 */
- 0xcd, 0x02, /* hsize hi (output) */
-
- /* Why not in 60hz-Land, too? */
- 0xd0, 0x01, /* downscale = 1 */
- 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */
- 0xd9, 0x04,
- 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */
- 0xdd, 0x02, /* H-scaling incr chroma */
-
- 0x00, 0x00
-};
-static const unsigned char saa7115_cfg_60hz_fullres_y[] = {
- 0xce, 0xf8, /* vsize low (output), ver. output window size = 248 (but 60hz is 240?) */
- 0xcf, 0x00, /* vsize hi (output) */
-
- /* Why not in 60hz-Land, too? */
- 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */
- 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */
-
- 0xe0, 0x00, /* V-scaling incr luma low */
- 0xe1, 0x04, /* " hi */
- 0xe2, 0x00, /* V-scaling incr chroma low */
- 0xe3, 0x04, /* " hi */
-
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_cfg_60hz_video[] = {
- 0x80, 0x00, /* reset tasks */
- 0x88, 0xd0, /* reset scaler */
-
- 0x15, 0x03, /* VGATE pulse start */
- 0x16, 0x11, /* VGATE pulse stop */
- 0x17, 0x9c, /* VGATE MSB and other values */
-
- 0x08, 0x68, /* 0xBO: auto detection, 0x68 = NTSC */
- 0x0e, 0x07, /* lots of different stuff... video autodetection is on */
-
- 0x5a, 0x06, /* Vertical offset, standard 60hz value for ITU656 line counting */
-
- /* Task A */
- 0x90, 0x80, /* Task Handling Control */
- 0x91, 0x48, /* X-port formats/config */
- 0x92, 0x40, /* Input Ref. signal Def. */
- 0x93, 0x84, /* I-port config */
- 0x94, 0x01, /* hoffset low (input), 0x0002 is minimum */
- 0x95, 0x00, /* hoffset hi (input) */
- 0x96, 0xd0, /* hsize low (input), 0x02d0 = 720 */
- 0x97, 0x02, /* hsize hi (input) */
- 0x98, 0x05, /* voffset low (input) */
- 0x99, 0x00, /* voffset hi (input) */
- 0x9a, 0x0c, /* vsize low (input), 0x0c = 12 */
- 0x9b, 0x00, /* vsize hi (input) */
- 0x9c, 0xa0, /* hsize low (output), 0x05a0 = 1440 */
- 0x9d, 0x05, /* hsize hi (output) */
- 0x9e, 0x0c, /* vsize low (output), 0x0c = 12 */
- 0x9f, 0x00, /* vsize hi (output) */
-
- /* Task B */
- 0xc0, 0x00, /* Task Handling Control */
- 0xc1, 0x08, /* X-port formats/config */
- 0xc2, 0x00, /* Input Ref. signal Def. */
- 0xc3, 0x80, /* I-port config */
- 0xc4, 0x02, /* hoffset low (input), 0x0002 is minimum */
- 0xc5, 0x00, /* hoffset hi (input) */
- 0xc6, 0xd0, /* hsize low (input), 0x02d0 = 720 */
- 0xc7, 0x02, /* hsize hi (input) */
- 0xc8, 0x12, /* voffset low (input), 0x12 = 18 */
- 0xc9, 0x00, /* voffset hi (input) */
- 0xca, 0xf8, /* vsize low (input), 0xf8 = 248 */
- 0xcb, 0x00, /* vsize hi (input) */
- 0xcc, 0xd0, /* hsize low (output), 0x02d0 = 720 */
- 0xcd, 0x02, /* hsize hi (output) */
-
- 0xf0, 0xad, /* Set PLL Register. 60hz 525 lines per frame, 27 MHz */
- 0xf1, 0x05, /* low bit with 0xF0 */
- 0xf5, 0xad, /* Set pulse generator register */
- 0xf6, 0x01,
-
- 0x87, 0x00, /* Disable I-port output */
- 0x88, 0xd0, /* reset scaler */
- 0x80, 0x20, /* Activate only task "B", continuous mode (was 0xA0) */
- 0x88, 0xf0, /* activate scaler */
- 0x87, 0x01, /* Enable I-port output */
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_cfg_50hz_fullres_x[] = {
- 0xcc, 0xd0, /* hsize low (output), 720 same as 60hz */
- 0xcd, 0x02, /* hsize hi (output) */
-
- 0xd0, 0x01, /* down scale = 1 */
- 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */
- 0xd9, 0x04,
- 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */
- 0xdd, 0x02, /* H-scaling incr chroma */
-
- 0x00, 0x00
-};
-static const unsigned char saa7115_cfg_50hz_fullres_y[] = {
- 0xce, 0x20, /* vsize low (output), 0x0120 = 288 */
- 0xcf, 0x01, /* vsize hi (output) */
-
- 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */
- 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */
-
- 0xe0, 0x00, /* V-scaling incr luma low */
- 0xe1, 0x04, /* " hi */
- 0xe2, 0x00, /* V-scaling incr chroma low */
- 0xe3, 0x04, /* " hi */
-
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_cfg_50hz_video[] = {
- 0x80, 0x00, /* reset tasks */
- 0x88, 0xd0, /* reset scaler */
-
- 0x15, 0x37, /* VGATE start */
- 0x16, 0x16, /* VGATE stop */
- 0x17, 0x99, /* VGATE MSB and other values */
-
- 0x08, 0x28, /* 0x28 = PAL */
- 0x0e, 0x07, /* chrominance control 1 */
-
- 0x5a, 0x03, /* Vertical offset, standard 50hz value */
-
- /* Task A */
- 0x90, 0x81, /* Task Handling Control */
- 0x91, 0x48, /* X-port formats/config */
- 0x92, 0x40, /* Input Ref. signal Def. */
- 0x93, 0x84, /* I-port config */
- /* This is weird: the datasheet says that you should use 2 as the minimum value, */
- /* but Hauppauge uses 0, and changing that to 2 causes indeed problems (for 50hz) */
- 0x94, 0x00, /* hoffset low (input), 0x0002 is minimum */
- 0x95, 0x00, /* hoffset hi (input) */
- 0x96, 0xd0, /* hsize low (input), 0x02d0 = 720 */
- 0x97, 0x02, /* hsize hi (input) */
- 0x98, 0x03, /* voffset low (input) */
- 0x99, 0x00, /* voffset hi (input) */
- 0x9a, 0x12, /* vsize low (input), 0x12 = 18 */
- 0x9b, 0x00, /* vsize hi (input) */
- 0x9c, 0xa0, /* hsize low (output), 0x05a0 = 1440 */
- 0x9d, 0x05, /* hsize hi (output) */
- 0x9e, 0x12, /* vsize low (output), 0x12 = 18 */
- 0x9f, 0x00, /* vsize hi (output) */
-
- /* Task B */
- 0xc0, 0x00, /* Task Handling Control */
- 0xc1, 0x08, /* X-port formats/config */
- 0xc2, 0x00, /* Input Ref. signal Def. */
- 0xc3, 0x80, /* I-port config */
- 0xc4, 0x00, /* hoffset low (input), 0x0002 is minimum. See comment at 0x94 above. */
- 0xc5, 0x00, /* hoffset hi (input) */
- 0xc6, 0xd0, /* hsize low (input), 0x02d0 = 720 */
- 0xc7, 0x02, /* hsize hi (input) */
- 0xc8, 0x16, /* voffset low (input), 0x16 = 22 */
- 0xc9, 0x00, /* voffset hi (input) */
- 0xca, 0x20, /* vsize low (input), 0x0120 = 288 */
- 0xcb, 0x01, /* vsize hi (input) */
- 0xcc, 0xd0, /* hsize low (output), 0x02d0 = 720 */
- 0xcd, 0x02, /* hsize hi (output) */
- 0xce, 0x20, /* vsize low (output), 0x0120 = 288 */
- 0xcf, 0x01, /* vsize hi (output) */
-
- 0xf0, 0xb0, /* Set PLL Register. 50hz 625 lines per frame, 27 MHz */
- 0xf1, 0x05, /* low bit with 0xF0, (was 0x05) */
- 0xf5, 0xb0, /* Set pulse generator register */
- 0xf6, 0x01,
-
- 0x87, 0x00, /* Disable I-port output */
- 0x88, 0xd0, /* reset scaler (was 0xD0) */
- 0x80, 0x20, /* Activate only task "B" */
- 0x88, 0xf0, /* activate scaler */
- 0x87, 0x01, /* Enable I-port output */
- 0x00, 0x00
-};
-
-/* ============== SAA7715 VIDEO templates (end) ======= */
-
-static const unsigned char saa7115_cfg_vbi_on[] = {
- 0x80, 0x00, /* reset tasks */
- 0x88, 0xd0, /* reset scaler */
- 0x80, 0x30, /* Activate both tasks */
- 0x88, 0xf0, /* activate scaler */
- 0x87, 0x01, /* Enable I-port output */
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_cfg_vbi_off[] = {
- 0x80, 0x00, /* reset tasks */
- 0x88, 0xd0, /* reset scaler */
- 0x80, 0x20, /* Activate only task "B" */
- 0x88, 0xf0, /* activate scaler */
- 0x87, 0x01, /* Enable I-port output */
- 0x00, 0x00
-};
-
-static const unsigned char saa7113_init_auto_input[] = {
- 0x01, 0x08, /* PH7113_INCREMENT_DELAY - (1) (1) (1) (1) IDEL3 IDEL2 IDELL1 IDEL0 */
- 0x02, 0xc2, /* PH7113_ANALOG_INPUT_CONTR_1 - FUSE1 FUSE0 GUDL1 GUDL0 MODE3 MODE2 MODE1 MODE0 */
- 0x03, 0x30, /* PH7113_ANALOG_INPUT_CONTR_2 - (1) HLNRS VBSL WPOFF HOLDG GAFIX GAI28 GAI18 */
- 0x04, 0x00, /* PH7113_ANALOG_INPUT_CONTR_3 - GAI17 GAI16 GAI15 GAI14 GAI13 GAI12 GAI11 GAI10 */
- 0x05, 0x00, /* PH7113_ANALOG_INPUT_CONTR_4 - GAI27 GAI26 GAI25 GAI24 GAI23 GAI22 GAI21 GAI20 */
- 0x06, 0x89, /* PH7113_HORIZONTAL_SYNC_START - HSB7 HSB6 HSB5 HSB4 HSB3 HSB2 HSB1 HSB0 */
- 0x07, 0x0d, /* PH7113_HORIZONTAL_SYNC_STOP - HSS7 HSS6 HSS5 HSS4 HSS3 HSS2 HSS1 HSS0 */
- 0x08, 0x88, /* PH7113_SYNC_CONTROL - AUFD FSEL FOET HTC1 HTC0 HPLL VNOI1 VNOI0 */
- 0x09, 0x01, /* PH7113_LUMINANCE_CONTROL - BYPS PREF BPSS1 BPSS0 VBLB UPTCV APER1 APER0 */
- 0x0a, 0x80, /* PH7113_LUMINANCE_BRIGHTNESS - BRIG7 BRIG6 BRIG5 BRIG4 BRIG3 BRIG2 BRIG1 BRIG0 */
- 0x0b, 0x47, /* PH7113_LUMINANCE_CONTRAST - CONT7 CONT6 CONT5 CONT4 CONT3 CONT2 CONT1 CONT0 */
- 0x0c, 0x40, /* PH7113_CHROMA_SATURATION - SATN7 SATN6 SATN5 SATN4 SATN3 SATN2 SATN1 SATN0 */
- 0x0d, 0x00, /* PH7113_CHROMA_HUE_CONTROL - HUEC7 HUEC6 HUEC5 HUEC4 HUEC3 HUEC2 HUEC1 HUEC0 */
- 0x0e, 0x01, /* PH7113_CHROMA_CONTROL - CDTO CSTD2 CSTD1 CSTD0 DCCF FCTC CHBW1 CHBW0 */
- 0x0f, 0x2a, /* PH7113_CHROMA_GAIN_CONTROL - ACGC CGAIN6 CGAIN5 CGAIN4 CGAIN3 CGAIN2 CGAIN1 CGAIN0 */
- 0x10, 0x08, /* PH7113_FORMAT_DELAY_CONTROL - OFTS1 OFTS0 HDEL1 HDEL0 VRLN YDEL2 YDEL1 YDEL0 */
- 0x11, 0x0c, /* PH7113_OUTPUT_CONTROL_1 - GPSW1 CM99 GPSW0 HLSEL OEYC OERT VIPB COLO */
- 0x12, 0x07, /* PH7113_OUTPUT_CONTROL_2 - RTSE13 RTSE12 RTSE11 RTSE10 RTSE03 RTSE02 RTSE01 RTSE00 */
- 0x13, 0x00, /* PH7113_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, /* PH7113_V_GATE1_START - VSTA7 VSTA6 VSTA5 VSTA4 VSTA3 VSTA2 VSTA1 VSTA0 */
- 0x16, 0x00, /* PH7113_V_GATE1_STOP - VSTO7 VSTO6 VSTO5 VSTO4 VSTO3 VSTO2 VSTO1 VSTO0 */
- 0x17, 0x00, /* PH7113_V_GATE1_MSB - (1) (1) (1) (1) (1) (1) VSTO8 VSTA8 */
- 0x00, 0x00
-};
-
-static const unsigned char saa7115_init_misc[] = {
- 0x81, 0x01, /* reg 0x15,0x16 define blanking window */
- 0x82, 0x00,
- 0x83, 0x01, /* I port settings */
- 0x84, 0x20,
- 0x85, 0x21,
- 0x86, 0xc5,
- 0x87, 0x01,
-
- /* Task A */
- 0xa0, 0x01, /* down scale = 1 */
- 0xa1, 0x00, /* prescale accumulation length = 1 */
- 0xa2, 0x00, /* dc gain and fir prefilter control */
- 0xa4, 0x80, /* Lum Brightness, nominal value = 0x80 */
- 0xa5, 0x40, /* Lum contrast, nominal value = 0x40 */
- 0xa6, 0x40, /* Chroma satur. nominal value = 0x80 */
- 0xa8, 0x00, /* hor lum scaling 0x0200 = 2 zoom */
- 0xa9, 0x02, /* note: 2 x zoom ensures that VBI lines have same length as video lines. */
- 0xaa, 0x00, /* H-phase offset Luma = 0 */
- 0xac, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */
- 0xad, 0x01, /* H-scaling incr chroma */
- 0xae, 0x00, /* H-phase offset chroma. must be offset luma / 2 */
-
- 0xb0, 0x00, /* V-scaling incr luma low */
- 0xb1, 0x04, /* " hi */
- 0xb2, 0x00, /* V-scaling incr chroma low */
- 0xb3, 0x04, /* " hi */
- 0xb4, 0x01, /* V-scaling mode control */
- 0xb8, 0x00, /* V-phase offset chroma 00 */
- 0xb9, 0x00, /* V-phase offset chroma 01 */
- 0xba, 0x00, /* V-phase offset chroma 10 */
- 0xbb, 0x00, /* V-phase offset chroma 11 */
- 0xbc, 0x00, /* V-phase offset luma 00 */
- 0xbd, 0x00, /* V-phase offset luma 01 */
- 0xbe, 0x00, /* V-phase offset luma 10 */
- 0xbf, 0x00, /* V-phase offset luma 11 */
-
- /* Task B */
- 0xd0, 0x01, /* down scale = 1 */
- 0xd1, 0x00, /* prescale accumulation length = 1 */
- 0xd2, 0x00, /* dc gain and fir prefilter control */
- 0xd4, 0x80, /* Lum Brightness, nominal value = 0x80 */
- 0xd5, 0x40, /* Lum contrast, nominal value = 0x40 */
- 0xd6, 0x40, /* Chroma satur. nominal value = 0x80 */
- 0xd8, 0x00, /* hor lum scaling 0x0400 = 1 */
- 0xd9, 0x04,
- 0xda, 0x00, /* H-phase offset Luma = 0 */
- 0xdc, 0x00, /* hor chrom scaling 0x0200. must be hor lum scaling / 2 */
- 0xdd, 0x02, /* H-scaling incr chroma */
- 0xde, 0x00, /* H-phase offset chroma. must be offset luma / 2 */
-
- 0xe0, 0x00, /* V-scaling incr luma low */
- 0xe1, 0x04, /* " hi */
- 0xe2, 0x00, /* V-scaling incr chroma low */
- 0xe3, 0x04, /* " hi */
- 0xe4, 0x01, /* V-scaling mode control */
- 0xe8, 0x00, /* V-phase offset chroma 00 */
- 0xe9, 0x00, /* V-phase offset chroma 01 */
- 0xea, 0x00, /* V-phase offset chroma 10 */
- 0xeb, 0x00, /* V-phase offset chroma 11 */
- 0xec, 0x00, /* V-phase offset luma 00 */
- 0xed, 0x00, /* V-phase offset luma 01 */
- 0xee, 0x00, /* V-phase offset luma 10 */
- 0xef, 0x00, /* V-phase offset luma 11 */
-
- 0xf2, 0x50, /* crystal clock = 24.576 MHz, target = 27MHz */
- 0xf3, 0x46,
- 0xf4, 0x00,
- 0xf7, 0x4b, /* not the recommended settings! */
- 0xf8, 0x00,
- 0xf9, 0x4b,
- 0xfa, 0x00,
- 0xfb, 0x4b,
- 0xff, 0x88, /* PLL2 lock detection settings: 71 lines 50% phase error */
-
- /* Turn off VBI */
- 0x40, 0x20, /* No framing code errors allowed. */
- 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,
- 0x59, 0x47,
- 0x5b, 0x83,
- 0x5d, 0xbd,
- 0x5e, 0x35,
-
- 0x02, 0x84, /* input tuner -> input 4, amplifier active */
- 0x09, 0x53, /* 0x53, was 0x56 for 60hz. luminance control */
-
- 0x80, 0x20, /* enable task B */
- 0x88, 0xd0,
- 0x88, 0xf0,
- 0x00, 0x00
-};
-
-static int saa7115_odd_parity(u8 c)
-{
- c ^= (c >> 4);
- c ^= (c >> 2);
- c ^= (c >> 1);
-
- return c & 1;
-}
-
-static int saa7115_decode_vps(u8 * dst, u8 * p)
-{
- static const u8 biphase_tbl[] = {
- 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4,
- 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0,
- 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96,
- 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2,
- 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94,
- 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0,
- 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4,
- 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0,
- 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5,
- 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1,
- 0xc3, 0x4b, 0x43, 0xc3, 0x87, 0x0f, 0x07, 0x87,
- 0x83, 0x0b, 0x03, 0x83, 0xc3, 0x4b, 0x43, 0xc3,
- 0xc1, 0x49, 0x41, 0xc1, 0x85, 0x0d, 0x05, 0x85,
- 0x81, 0x09, 0x01, 0x81, 0xc1, 0x49, 0x41, 0xc1,
- 0xe1, 0x69, 0x61, 0xe1, 0xa5, 0x2d, 0x25, 0xa5,
- 0xa1, 0x29, 0x21, 0xa1, 0xe1, 0x69, 0x61, 0xe1,
- 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4,
- 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0,
- 0xc2, 0x4a, 0x42, 0xc2, 0x86, 0x0e, 0x06, 0x86,
- 0x82, 0x0a, 0x02, 0x82, 0xc2, 0x4a, 0x42, 0xc2,
- 0xc0, 0x48, 0x40, 0xc0, 0x84, 0x0c, 0x04, 0x84,
- 0x80, 0x08, 0x00, 0x80, 0xc0, 0x48, 0x40, 0xc0,
- 0xe0, 0x68, 0x60, 0xe0, 0xa4, 0x2c, 0x24, 0xa4,
- 0xa0, 0x28, 0x20, 0xa0, 0xe0, 0x68, 0x60, 0xe0,
- 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4,
- 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0,
- 0xd2, 0x5a, 0x52, 0xd2, 0x96, 0x1e, 0x16, 0x96,
- 0x92, 0x1a, 0x12, 0x92, 0xd2, 0x5a, 0x52, 0xd2,
- 0xd0, 0x58, 0x50, 0xd0, 0x94, 0x1c, 0x14, 0x94,
- 0x90, 0x18, 0x10, 0x90, 0xd0, 0x58, 0x50, 0xd0,
- 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4,
- 0xb0, 0x38, 0x30, 0xb0, 0xf0, 0x78, 0x70, 0xf0,
- };
- int i;
- u8 c, err = 0;
-
- for (i = 0; i < 2 * 13; i += 2) {
- err |= biphase_tbl[p[i]] | biphase_tbl[p[i + 1]];
- c = (biphase_tbl[p[i + 1]] & 0xf) | ((biphase_tbl[p[i]] & 0xf) << 4);
- dst[i / 2] = c;
- }
- return err & 0xf0;
-}
-
-static int saa7115_decode_wss(u8 * p)
-{
- static const int wss_bits[8] = {
- 0, 0, 0, 1, 0, 1, 1, 1
- };
- unsigned char parity;
- int wss = 0;
- int i;
-
- for (i = 0; i < 16; i++) {
- int b1 = wss_bits[p[i] & 7];
- int b2 = wss_bits[(p[i] >> 3) & 7];
-
- if (b1 == b2)
- return -1;
- wss |= b2 << i;
- }
- parity = wss & 15;
- parity ^= parity >> 2;
- parity ^= parity >> 1;
-
- if (!(parity & 1))
- return -1;
-
- return wss;
-}
-
-
-static int saa7115_set_audio_clock_freq(struct i2c_client *client, u32 freq)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- u32 acpf;
- u32 acni;
- u32 hz;
- u64 f;
- u8 acc = 0; /* reg 0x3a, audio clock control */
-
- v4l_dbg(1, debug, client, "set audio clock freq: %d\n", freq);
-
- /* sanity check */
- if (freq < 32000 || freq > 48000)
- return -EINVAL;
-
- /* The saa7113 has no audio clock */
- if (state->ident == V4L2_IDENT_SAA7113)
- return 0;
-
- /* hz is the refresh rate times 100 */
- hz = (state->std & V4L2_STD_525_60) ? 5994 : 5000;
- /* acpf = (256 * freq) / field_frequency == (256 * 100 * freq) / hz */
- acpf = (25600 * freq) / hz;
- /* acni = (256 * freq * 2^23) / crystal_frequency =
- (freq * 2^(8+23)) / crystal_frequency =
- (freq << 31) / crystal_frequency */
- f = freq;
- f = f << 31;
- do_div(f, state->crystal_freq);
- acni = f;
- if (state->ucgc) {
- acpf = acpf * state->cgcdiv / 16;
- acni = acni * state->cgcdiv / 16;
- acc = 0x80;
- if (state->cgcdiv == 3)
- acc |= 0x40;
- }
- if (state->apll)
- acc |= 0x08;
-
- saa7115_write(client, 0x38, 0x03);
- saa7115_write(client, 0x39, 0x10);
- saa7115_write(client, 0x3a, acc);
- saa7115_write(client, 0x30, acpf & 0xff);
- saa7115_write(client, 0x31, (acpf >> 8) & 0xff);
- saa7115_write(client, 0x32, (acpf >> 16) & 0x03);
- saa7115_write(client, 0x34, acni & 0xff);
- saa7115_write(client, 0x35, (acni >> 8) & 0xff);
- saa7115_write(client, 0x36, (acni >> 16) & 0x3f);
- state->audclk_freq = freq;
- return 0;
-}
-
-static int saa7115_set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
-
- switch (ctrl->id) {
- case V4L2_CID_BRIGHTNESS:
- if (ctrl->value < 0 || ctrl->value > 255) {
- v4l_err(client, "invalid brightness setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->bright = ctrl->value;
- saa7115_write(client, 0x0a, state->bright);
- break;
-
- case V4L2_CID_CONTRAST:
- if (ctrl->value < 0 || ctrl->value > 127) {
- v4l_err(client, "invalid contrast setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->contrast = ctrl->value;
- saa7115_write(client, 0x0b, state->contrast);
- break;
-
- case V4L2_CID_SATURATION:
- if (ctrl->value < 0 || ctrl->value > 127) {
- v4l_err(client, "invalid saturation setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->sat = ctrl->value;
- saa7115_write(client, 0x0c, state->sat);
- break;
-
- case V4L2_CID_HUE:
- if (ctrl->value < -127 || ctrl->value > 127) {
- v4l_err(client, "invalid hue setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->hue = ctrl->value;
- saa7115_write(client, 0x0d, state->hue);
- break;
-
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int saa7115_get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
-
- switch (ctrl->id) {
- case V4L2_CID_BRIGHTNESS:
- ctrl->value = state->bright;
- break;
- case V4L2_CID_CONTRAST:
- ctrl->value = state->contrast;
- break;
- case V4L2_CID_SATURATION:
- ctrl->value = state->sat;
- break;
- case V4L2_CID_HUE:
- ctrl->value = state->hue;
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- int taskb = saa7115_read(client, 0x80) & 0x10;
-
- /* Prevent unnecessary standard changes. During a standard
- change the I-Port is temporarily disabled. Any devices
- reading from that port can get confused.
- Note that VIDIOC_S_STD is also used to switch from
- radio to TV mode, so if a VIDIOC_S_STD is broadcast to
- all I2C devices then you do not want to have an unwanted
- side-effect here. */
- if (std == state->std)
- return;
-
- // This works for NTSC-M, SECAM-L and the 50Hz PAL variants.
- if (std & V4L2_STD_525_60) {
- v4l_dbg(1, debug, client, "decoder set standard 60 Hz\n");
- saa7115_writeregs(client, saa7115_cfg_60hz_video);
- } else {
- v4l_dbg(1, debug, client, "decoder set standard 50 Hz\n");
- saa7115_writeregs(client, saa7115_cfg_50hz_video);
- }
-
- /* Register 0E - Bits D6-D4 on NO-AUTO mode
- (SAA7113 doesn't have auto mode)
- 50 Hz / 625 lines 60 Hz / 525 lines
- 000 PAL BGDHI (4.43Mhz) NTSC M (3.58MHz)
- 001 NTSC 4.43 (50 Hz) PAL 4.43 (60 Hz)
- 010 Combination-PAL N (3.58MHz) NTSC 4.43 (60 Hz)
- 011 NTSC N (3.58MHz) PAL M (3.58MHz)
- 100 reserved NTSC-Japan (3.58MHz)
- */
- if (state->ident == V4L2_IDENT_SAA7113) {
- u8 reg = saa7115_read(client, 0x0e) & 0x8f;
-
- if (std == V4L2_STD_PAL_M) {
- reg |= 0x30;
- } else if (std == V4L2_STD_PAL_N) {
- reg |= 0x20;
- } else if (std == V4L2_STD_PAL_60) {
- reg |= 0x10;
- } else if (std == V4L2_STD_NTSC_M_JP) {
- reg |= 0x40;
- }
- saa7115_write(client, 0x0e, reg);
- }
-
-
- state->std = std;
-
- /* restart task B if needed */
- if (taskb && state->ident != V4L2_IDENT_SAA7115) {
- saa7115_writeregs(client, saa7115_cfg_vbi_on);
- }
-
- /* switch audio mode too! */
- saa7115_set_audio_clock_freq(client, state->audclk_freq);
-}
-
-static v4l2_std_id saa7115_get_v4lstd(struct i2c_client *client)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
-
- return state->std;
-}
-
-static void saa7115_log_status(struct i2c_client *client)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- int reg1e, reg1f;
- int signalOk;
- int vcr;
-
- v4l_info(client, "Audio frequency: %d Hz\n", state->audclk_freq);
- if (state->ident != V4L2_IDENT_SAA7115) {
- /* status for the saa7114 */
- reg1f = saa7115_read(client, 0x1f);
- signalOk = (reg1f & 0xc1) == 0x81;
- v4l_info(client, "Video signal: %s\n", signalOk ? "ok" : "bad");
- v4l_info(client, "Frequency: %s\n", (reg1f & 0x20) ? "60 Hz" : "50 Hz");
- return;
- }
-
- /* status for the saa7115 */
- reg1e = saa7115_read(client, 0x1e);
- reg1f = saa7115_read(client, 0x1f);
-
- signalOk = (reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80;
- vcr = !(reg1f & 0x10);
-
- if (state->input >= 6) {
- v4l_info(client, "Input: S-Video %d\n", state->input - 6);
- } else {
- v4l_info(client, "Input: Composite %d\n", state->input);
- }
- v4l_info(client, "Video signal: %s\n", signalOk ? (vcr ? "VCR" : "broadcast/DVD") : "bad");
- v4l_info(client, "Frequency: %s\n", (reg1f & 0x20) ? "60 Hz" : "50 Hz");
-
- switch (reg1e & 0x03) {
- case 1:
- v4l_info(client, "Detected format: NTSC\n");
- break;
- case 2:
- v4l_info(client, "Detected format: PAL\n");
- break;
- case 3:
- v4l_info(client, "Detected format: SECAM\n");
- break;
- default:
- v4l_info(client, "Detected format: BW/No color\n");
- break;
- }
-}
-
-/* setup the sliced VBI lcr registers according to the sliced VBI format */
-static void saa7115_set_lcr(struct i2c_client *client, struct v4l2_sliced_vbi_format *fmt)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- int is_50hz = (state->std & V4L2_STD_625_50);
- u8 lcr[24];
- int i, x;
-
- /* saa7113/7114 doesn't yet support VBI */
- if (state->ident != V4L2_IDENT_SAA7115)
- return;
-
- for (i = 0; i <= 23; i++)
- lcr[i] = 0xff;
-
- if (fmt->service_set == 0) {
- /* raw VBI */
- if (is_50hz)
- for (i = 6; i <= 23; i++)
- lcr[i] = 0xdd;
- else
- for (i = 10; i <= 21; i++)
- lcr[i] = 0xdd;
- } else {
- /* sliced VBI */
- /* first clear lines that cannot be captured */
- if (is_50hz) {
- for (i = 0; i <= 5; i++)
- fmt->service_lines[0][i] =
- fmt->service_lines[1][i] = 0;
- }
- else {
- for (i = 0; i <= 9; i++)
- fmt->service_lines[0][i] =
- fmt->service_lines[1][i] = 0;
- for (i = 22; i <= 23; i++)
- fmt->service_lines[0][i] =
- fmt->service_lines[1][i] = 0;
- }
-
- /* Now set the lcr values according to the specified service */
- for (i = 6; i <= 23; i++) {
- lcr[i] = 0;
- for (x = 0; x <= 1; x++) {
- switch (fmt->service_lines[1-x][i]) {
- case 0:
- lcr[i] |= 0xf << (4 * x);
- break;
- case V4L2_SLICED_TELETEXT_B:
- lcr[i] |= 1 << (4 * x);
- break;
- case V4L2_SLICED_CAPTION_525:
- lcr[i] |= 4 << (4 * x);
- break;
- case V4L2_SLICED_WSS_625:
- lcr[i] |= 5 << (4 * x);
- break;
- case V4L2_SLICED_VPS:
- lcr[i] |= 7 << (4 * x);
- break;
- }
- }
- }
- }
-
- /* write the lcr registers */
- for (i = 2; i <= 23; i++) {
- saa7115_write(client, i - 2 + 0x41, lcr[i]);
- }
-
- /* enable/disable raw VBI capturing */
- saa7115_writeregs(client, fmt->service_set == 0 ? saa7115_cfg_vbi_on : saa7115_cfg_vbi_off);
-}
-
-static int saa7115_get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt)
-{
- static u16 lcr2vbi[] = {
- 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */
- 0, V4L2_SLICED_CAPTION_525, /* 4 */
- V4L2_SLICED_WSS_625, 0, /* 5 */
- V4L2_SLICED_VPS, 0, 0, 0, 0, /* 7 */
- 0, 0, 0, 0
- };
- struct v4l2_sliced_vbi_format *sliced = &fmt->fmt.sliced;
- int i;
-
- if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
- return -EINVAL;
- memset(sliced, 0, sizeof(*sliced));
- /* done if using raw VBI */
- if (saa7115_read(client, 0x80) & 0x10)
- return 0;
- for (i = 2; i <= 23; i++) {
- u8 v = saa7115_read(client, i - 2 + 0x41);
-
- sliced->service_lines[0][i] = lcr2vbi[v >> 4];
- sliced->service_lines[1][i] = lcr2vbi[v & 0xf];
- sliced->service_set |=
- sliced->service_lines[0][i] | sliced->service_lines[1][i];
- }
- return 0;
-}
-
-static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- struct v4l2_pix_format *pix;
- int HPSC, HFSC;
- int VSCY, Vsrc;
- int is_50hz = state->std & V4L2_STD_625_50;
-
- if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
- saa7115_set_lcr(client, &fmt->fmt.sliced);
- return 0;
- }
- if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
-
- pix = &(fmt->fmt.pix);
-
- v4l_dbg(1, debug, client, "decoder set size\n");
-
- /* FIXME need better bounds checking here */
- if ((pix->width < 1) || (pix->width > 1440))
- return -EINVAL;
- if ((pix->height < 1) || (pix->height > 960))
- return -EINVAL;
-
- /* probably have a valid size, let's set it */
- /* Set output width/height */
- /* width */
- saa7115_write(client, 0xcc, (u8) (pix->width & 0xff));
- saa7115_write(client, 0xcd, (u8) ((pix->width >> 8) & 0xff));
- /* height */
- saa7115_write(client, 0xce, (u8) (pix->height & 0xff));
- saa7115_write(client, 0xcf, (u8) ((pix->height >> 8) & 0xff));
-
- /* Scaling settings */
- /* Hprescaler is floor(inres/outres) */
- /* FIXME hardcoding input res */
- if (pix->width != 720) {
- HPSC = (int)(720 / pix->width);
- /* 0 is not allowed (div. by zero) */
- HPSC = HPSC ? HPSC : 1;
- HFSC = (int)((1024 * 720) / (HPSC * pix->width));
-
- v4l_dbg(1, debug, client, "Hpsc: 0x%05x, Hfsc: 0x%05x\n", HPSC, HFSC);
- /* FIXME hardcodes to "Task B"
- * write H prescaler integer */
- saa7115_write(client, 0xd0, (u8) (HPSC & 0x3f));
-
- /* write H fine-scaling (luminance) */
- saa7115_write(client, 0xd8, (u8) (HFSC & 0xff));
- saa7115_write(client, 0xd9, (u8) ((HFSC >> 8) & 0xff));
- /* write H fine-scaling (chrominance)
- * must be lum/2, so i'll just bitshift :) */
- saa7115_write(client, 0xDC, (u8) ((HFSC >> 1) & 0xff));
- saa7115_write(client, 0xDD, (u8) ((HFSC >> 9) & 0xff));
- } else {
- if (is_50hz) {
- v4l_dbg(1, debug, client, "Setting full 50hz width\n");
- saa7115_writeregs(client, saa7115_cfg_50hz_fullres_x);
- } else {
- v4l_dbg(1, debug, client, "Setting full 60hz width\n");
- saa7115_writeregs(client, saa7115_cfg_60hz_fullres_x);
- }
- }
-
- Vsrc = is_50hz ? 576 : 480;
-
- if (pix->height != Vsrc) {
- VSCY = (int)((1024 * Vsrc) / pix->height);
- v4l_dbg(1, debug, client, "Vsrc: %d, Vscy: 0x%05x\n", Vsrc, VSCY);
-
- /* Correct Contrast and Luminance */
- saa7115_write(client, 0xd5, (u8) (64 * 1024 / VSCY));
- saa7115_write(client, 0xd6, (u8) (64 * 1024 / VSCY));
-
- /* write V fine-scaling (luminance) */
- saa7115_write(client, 0xe0, (u8) (VSCY & 0xff));
- saa7115_write(client, 0xe1, (u8) ((VSCY >> 8) & 0xff));
- /* write V fine-scaling (chrominance) */
- saa7115_write(client, 0xe2, (u8) (VSCY & 0xff));
- saa7115_write(client, 0xe3, (u8) ((VSCY >> 8) & 0xff));
- } else {
- if (is_50hz) {
- v4l_dbg(1, debug, client, "Setting full 50Hz height\n");
- saa7115_writeregs(client, saa7115_cfg_50hz_fullres_y);
- } else {
- v4l_dbg(1, debug, client, "Setting full 60hz height\n");
- saa7115_writeregs(client, saa7115_cfg_60hz_fullres_y);
- }
- }
-
- saa7115_writeregs(client, saa7115_cfg_reset_scaler);
- return 0;
-}
-
-/* Decode the sliced VBI data stream as created by the saa7115.
- The format is described in the saa7115 datasheet in Tables 25 and 26
- and in Figure 33.
- The current implementation uses SAV/EAV codes and not the ancillary data
- headers. The vbi->p pointer points to the SDID byte right after the SAV
- code. */
-static void saa7115_decode_vbi_line(struct i2c_client *client,
- struct v4l2_decode_vbi_line *vbi)
-{
- static const char vbi_no_data_pattern[] = {
- 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0
- };
- struct saa7115_state *state = i2c_get_clientdata(client);
- u8 *p = vbi->p;
- u32 wss;
- int id1, id2; /* the ID1 and ID2 bytes from the internal header */
-
- vbi->type = 0; /* mark result as a failure */
- id1 = p[2];
- id2 = p[3];
- /* Note: the field bit is inverted for 60 Hz video */
- if (state->std & V4L2_STD_525_60)
- id1 ^= 0x40;
-
- /* Skip internal header, p now points to the start of the payload */
- p += 4;
- vbi->p = p;
-
- /* calculate field and line number of the VBI packet (1-23) */
- vbi->is_second_field = ((id1 & 0x40) != 0);
- vbi->line = (id1 & 0x3f) << 3;
- vbi->line |= (id2 & 0x70) >> 4;
-
- /* Obtain data type */
- id2 &= 0xf;
-
- /* If the VBI slicer does not detect any signal it will fill up
- the payload buffer with 0xa0 bytes. */
- if (!memcmp(p, vbi_no_data_pattern, sizeof(vbi_no_data_pattern)))
- return;
-
- /* decode payloads */
- switch (id2) {
- case 1:
- vbi->type = V4L2_SLICED_TELETEXT_B;
- break;
- case 4:
- if (!saa7115_odd_parity(p[0]) || !saa7115_odd_parity(p[1]))
- return;
- vbi->type = V4L2_SLICED_CAPTION_525;
- break;
- case 5:
- wss = saa7115_decode_wss(p);
- if (wss == -1)
- return;
- p[0] = wss & 0xff;
- p[1] = wss >> 8;
- vbi->type = V4L2_SLICED_WSS_625;
- break;
- case 7:
- if (saa7115_decode_vps(p, p) != 0)
- return;
- vbi->type = V4L2_SLICED_VPS;
- break;
- default:
- return;
- }
-}
-
-/* ============ SAA7115 AUDIO settings (end) ============= */
-
-static int saa7115_command(struct i2c_client *client, unsigned int cmd, void *arg)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- int *iarg = arg;
-
- /* ioctls to allow direct access to the saa7115 registers for testing */
- switch (cmd) {
- case VIDIOC_S_FMT:
- return saa7115_set_v4lfmt(client, (struct v4l2_format *)arg);
-
- case VIDIOC_G_FMT:
- return saa7115_get_v4lfmt(client, (struct v4l2_format *)arg);
-
- case VIDIOC_INT_AUDIO_CLOCK_FREQ:
- return saa7115_set_audio_clock_freq(client, *(u32 *)arg);
-
- case VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *vt = arg;
- int status;
-
- if (state->radio)
- break;
- status = saa7115_read(client, 0x1f);
-
- v4l_dbg(1, debug, client, "status: 0x%02x\n", status);
- vt->signal = ((status & (1 << 6)) == 0) ? 0xffff : 0x0;
- break;
- }
-
- case VIDIOC_LOG_STATUS:
- saa7115_log_status(client);
- break;
-
- case VIDIOC_G_CTRL:
- return saa7115_get_v4lctrl(client, (struct v4l2_control *)arg);
-
- case VIDIOC_S_CTRL:
- return saa7115_set_v4lctrl(client, (struct v4l2_control *)arg);
-
- case VIDIOC_QUERYCTRL:
- {
- struct v4l2_queryctrl *qc = arg;
-
- switch (qc->id) {
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_CONTRAST:
- case V4L2_CID_SATURATION:
- case V4L2_CID_HUE:
- return v4l2_ctrl_query_fill_std(qc);
- default:
- return -EINVAL;
- }
- }
-
- case VIDIOC_G_STD:
- *(v4l2_std_id *)arg = saa7115_get_v4lstd(client);
- break;
-
- case VIDIOC_S_STD:
- state->radio = 0;
- saa7115_set_v4lstd(client, *(v4l2_std_id *)arg);
- break;
-
- case AUDC_SET_RADIO:
- state->radio = 1;
- break;
-
- case VIDIOC_INT_G_VIDEO_ROUTING:
- {
- struct v4l2_routing *route = arg;
-
- route->input = state->input;
- route->output = 0;
- break;
- }
-
- case VIDIOC_INT_S_VIDEO_ROUTING:
- {
- struct v4l2_routing *route = arg;
-
- v4l_dbg(1, debug, client, "decoder set input %d\n", route->input);
- /* saa7113 does not have these inputs */
- if (state->ident == V4L2_IDENT_SAA7113 &&
- (route->input == SAA7115_COMPOSITE4 ||
- route->input == SAA7115_COMPOSITE5)) {
- return -EINVAL;
- }
- if (route->input > SAA7115_SVIDEO3)
- return -EINVAL;
- if (state->input == route->input)
- break;
- v4l_dbg(1, debug, client, "now setting %s input\n",
- (route->input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite");
- state->input = route->input;
-
- /* select mode */
- saa7115_write(client, 0x02,
- (saa7115_read(client, 0x02) & 0xf0) |
- state->input);
-
- /* bypass chrominance trap for S-Video modes */
- saa7115_write(client, 0x09,
- (saa7115_read(client, 0x09) & 0x7f) |
- (state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0));
- break;
- }
-
- case VIDIOC_STREAMON:
- case VIDIOC_STREAMOFF:
- v4l_dbg(1, debug, client, "%s output\n",
- (cmd == VIDIOC_STREAMON) ? "enable" : "disable");
-
- if (state->enable != (cmd == VIDIOC_STREAMON)) {
- state->enable = (cmd == VIDIOC_STREAMON);
- saa7115_write(client, 0x87, state->enable);
- }
- break;
-
- case VIDIOC_INT_S_CRYSTAL_FREQ:
- {
- struct v4l2_crystal_freq *freq = arg;
-
- if (freq->freq != SAA7115_FREQ_32_11_MHZ &&
- freq->freq != SAA7115_FREQ_24_576_MHZ)
- return -EINVAL;
- state->crystal_freq = freq->freq;
- state->cgcdiv = (freq->flags & SAA7115_FREQ_FL_CGCDIV) ? 3 : 4;
- state->ucgc = (freq->flags & SAA7115_FREQ_FL_UCGC) ? 1 : 0;
- state->apll = (freq->flags & SAA7115_FREQ_FL_APLL) ? 1 : 0;
- saa7115_set_audio_clock_freq(client, state->audclk_freq);
- break;
- }
-
- case VIDIOC_INT_DECODE_VBI_LINE:
- saa7115_decode_vbi_line(client, arg);
- break;
-
- case VIDIOC_INT_RESET:
- v4l_dbg(1, debug, client, "decoder RESET\n");
- saa7115_writeregs(client, saa7115_cfg_reset_scaler);
- break;
-
- case VIDIOC_INT_G_VBI_DATA:
- {
- struct v4l2_sliced_vbi_data *data = arg;
-
- switch (data->id) {
- case V4L2_SLICED_WSS_625:
- if (saa7115_read(client, 0x6b) & 0xc0)
- return -EIO;
- data->data[0] = saa7115_read(client, 0x6c);
- data->data[1] = saa7115_read(client, 0x6d);
- return 0;
- case V4L2_SLICED_CAPTION_525:
- if (data->field == 0) {
- /* CC */
- if (saa7115_read(client, 0x66) & 0xc0)
- return -EIO;
- data->data[0] = saa7115_read(client, 0x67);
- data->data[1] = saa7115_read(client, 0x68);
- return 0;
- }
- /* XDS */
- if (saa7115_read(client, 0x66) & 0x30)
- return -EIO;
- data->data[0] = saa7115_read(client, 0x69);
- data->data[1] = saa7115_read(client, 0x6a);
- return 0;
- default:
- return -EINVAL;
- }
- break;
- }
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- case VIDIOC_INT_G_REGISTER:
- {
- struct v4l2_register *reg = arg;
-
- if (reg->i2c_id != I2C_DRIVERID_SAA711X)
- return -EINVAL;
- reg->val = saa7115_read(client, reg->reg & 0xff);
- break;
- }
-
- case VIDIOC_INT_S_REGISTER:
- {
- struct v4l2_register *reg = arg;
-
- if (reg->i2c_id != I2C_DRIVERID_SAA711X)
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- saa7115_write(client, reg->reg & 0xff, reg->val & 0xff);
- break;
- }
-#endif
-
- case VIDIOC_INT_G_CHIP_IDENT:
- *iarg = state->ident;
- break;
-
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-/* ----------------------------------------------------------------------- */
-
-static struct i2c_driver i2c_driver_saa7115;
-
-static int saa7115_attach(struct i2c_adapter *adapter, int address, int kind)
-{
- struct i2c_client *client;
- struct saa7115_state *state;
- u8 chip_id;
-
- /* 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_saa7115;
- snprintf(client->name, sizeof(client->name) - 1, "saa7115");
-
- v4l_dbg(1, debug, client, "detecting saa7115 client on address 0x%x\n", address << 1);
-
- saa7115_write(client, 0, 5);
- chip_id = saa7115_read(client, 0) & 0x0f;
- if (chip_id < 3 && chip_id > 5) {
- v4l_dbg(1, debug, client, "saa7115 not found\n");
- kfree(client);
- return 0;
- }
- snprintf(client->name, sizeof(client->name) - 1, "saa711%d",chip_id);
- v4l_info(client, "saa711%d found @ 0x%x (%s)\n", chip_id, address << 1, adapter->name);
-
- state = kzalloc(sizeof(struct saa7115_state), GFP_KERNEL);
- i2c_set_clientdata(client, state);
- if (state == NULL) {
- kfree(client);
- return -ENOMEM;
- }
- state->std = V4L2_STD_NTSC;
- state->input = -1;
- state->enable = 1;
- state->radio = 0;
- state->bright = 128;
- state->contrast = 64;
- state->hue = 0;
- state->sat = 64;
- switch (chip_id) {
- case 3:
- state->ident = V4L2_IDENT_SAA7113;
- break;
- case 4:
- state->ident = V4L2_IDENT_SAA7114;
- break;
- default:
- state->ident = V4L2_IDENT_SAA7115;
- break;
- }
-
- state->audclk_freq = 48000;
-
- v4l_dbg(1, debug, client, "writing init values\n");
-
- /* init to 60hz/48khz */
- if (state->ident == V4L2_IDENT_SAA7113) {
- state->crystal_freq = SAA7115_FREQ_24_576_MHZ;
- saa7115_writeregs(client, saa7113_init_auto_input);
- } else {
- state->crystal_freq = SAA7115_FREQ_32_11_MHZ;
- saa7115_writeregs(client, saa7115_init_auto_input);
- }
- saa7115_writeregs(client, saa7115_init_misc);
- saa7115_writeregs(client, saa7115_cfg_60hz_fullres_x);
- saa7115_writeregs(client, saa7115_cfg_60hz_fullres_y);
- saa7115_writeregs(client, saa7115_cfg_60hz_video);
- saa7115_set_audio_clock_freq(client, state->audclk_freq);
- saa7115_writeregs(client, saa7115_cfg_reset_scaler);
-
- i2c_attach_client(client);
-
- v4l_dbg(1, debug, client, "status: (1E) 0x%02x, (1F) 0x%02x\n",
- saa7115_read(client, 0x1e), saa7115_read(client, 0x1f));
-
- return 0;
-}
-
-static int saa7115_probe(struct i2c_adapter *adapter)
-{
- if (adapter->class & I2C_CLASS_TV_ANALOG)
- return i2c_probe(adapter, &addr_data, &saa7115_attach);
- return 0;
-}
-
-static int saa7115_detach(struct i2c_client *client)
-{
- struct saa7115_state *state = i2c_get_clientdata(client);
- int err;
-
- err = i2c_detach_client(client);
- if (err) {
- return err;
- }
-
- kfree(state);
- kfree(client);
- return 0;
-}
-
-/* ----------------------------------------------------------------------- */
-
-/* i2c implementation */
-static struct i2c_driver i2c_driver_saa7115 = {
- .driver = {
- .name = "saa7115",
- },
- .id = I2C_DRIVERID_SAA711X,
- .attach_adapter = saa7115_probe,
- .detach_client = saa7115_detach,
- .command = saa7115_command,
-};
-
-
-static int __init saa7115_init_module(void)
-{
- return i2c_add_driver(&i2c_driver_saa7115);
-}
-
-static void __exit saa7115_cleanup_module(void)
-{
- i2c_del_driver(&i2c_driver_saa7115);
-}
-
-module_init(saa7115_init_module);
-module_exit(saa7115_cleanup_module);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-16 04:37:52 +0000