cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

tm6000-core.c (26356B)


      1// SPDX-License-Identifier: GPL-2.0
      2// tm6000-core.c - driver for TM5600/TM6000/TM6010 USB video capture devices
      3//
      4// Copyright (c) 2006-2007 Mauro Carvalho Chehab <mchehab@kernel.org>
      5//
      6// Copyright (c) 2007 Michel Ludwig <michel.ludwig@gmail.com>
      7//     - DVB-T support
      8
      9#include <linux/module.h>
     10#include <linux/kernel.h>
     11#include <linux/slab.h>
     12#include <linux/usb.h>
     13#include <linux/i2c.h>
     14#include "tm6000.h"
     15#include "tm6000-regs.h"
     16#include <media/v4l2-common.h>
     17#include <media/tuner.h>
     18
     19#define USB_TIMEOUT	(5 * HZ) /* ms */
     20
     21int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
     22			  u16 value, u16 index, u8 *buf, u16 len)
     23{
     24	int          ret, i;
     25	unsigned int pipe;
     26	u8	     *data = NULL;
     27	int delay = 5000;
     28
     29	if (len) {
     30		data = kzalloc(len, GFP_KERNEL);
     31		if (!data)
     32			return -ENOMEM;
     33	}
     34
     35	mutex_lock(&dev->usb_lock);
     36
     37	if (req_type & USB_DIR_IN)
     38		pipe = usb_rcvctrlpipe(dev->udev, 0);
     39	else {
     40		pipe = usb_sndctrlpipe(dev->udev, 0);
     41		memcpy(data, buf, len);
     42	}
     43
     44	if (tm6000_debug & V4L2_DEBUG_I2C) {
     45		printk(KERN_DEBUG "(dev %p, pipe %08x): ", dev->udev, pipe);
     46
     47		printk(KERN_CONT "%s: %02x %02x %02x %02x %02x %02x %02x %02x ",
     48			(req_type & USB_DIR_IN) ? " IN" : "OUT",
     49			req_type, req, value&0xff, value>>8, index&0xff,
     50			index>>8, len&0xff, len>>8);
     51
     52		if (!(req_type & USB_DIR_IN)) {
     53			printk(KERN_CONT ">>> ");
     54			for (i = 0; i < len; i++)
     55				printk(KERN_CONT " %02x", buf[i]);
     56			printk(KERN_CONT "\n");
     57		}
     58	}
     59
     60	ret = usb_control_msg(dev->udev, pipe, req, req_type, value, index,
     61			      data, len, USB_TIMEOUT);
     62
     63	if (req_type &  USB_DIR_IN)
     64		memcpy(buf, data, len);
     65
     66	if (tm6000_debug & V4L2_DEBUG_I2C) {
     67		if (ret < 0) {
     68			if (req_type &  USB_DIR_IN)
     69				printk(KERN_DEBUG "<<< (len=%d)\n", len);
     70
     71			printk(KERN_CONT "%s: Error #%d\n", __func__, ret);
     72		} else if (req_type &  USB_DIR_IN) {
     73			printk(KERN_CONT "<<< ");
     74			for (i = 0; i < len; i++)
     75				printk(KERN_CONT " %02x", buf[i]);
     76			printk(KERN_CONT "\n");
     77		}
     78	}
     79
     80	kfree(data);
     81
     82	if (dev->quirks & TM6000_QUIRK_NO_USB_DELAY)
     83		delay = 0;
     84
     85	if (req == REQ_16_SET_GET_I2C_WR1_RDN && !(req_type & USB_DIR_IN)) {
     86		unsigned int tsleep;
     87		/* Calculate delay time, 14000us for 64 bytes */
     88		tsleep = (len * 200) + 200;
     89		if (tsleep < delay)
     90			tsleep = delay;
     91		usleep_range(tsleep, tsleep + 1000);
     92	}
     93	else if (delay)
     94		usleep_range(delay, delay + 1000);
     95
     96	mutex_unlock(&dev->usb_lock);
     97	return ret;
     98}
     99
    100int tm6000_set_reg(struct tm6000_core *dev, u8 req, u16 value, u16 index)
    101{
    102	return
    103		tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR,
    104				      req, value, index, NULL, 0);
    105}
    106EXPORT_SYMBOL_GPL(tm6000_set_reg);
    107
    108int tm6000_get_reg(struct tm6000_core *dev, u8 req, u16 value, u16 index)
    109{
    110	int rc;
    111	u8 buf[1];
    112
    113	rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR, req,
    114					value, index, buf, 1);
    115
    116	if (rc < 0)
    117		return rc;
    118
    119	return *buf;
    120}
    121EXPORT_SYMBOL_GPL(tm6000_get_reg);
    122
    123int tm6000_set_reg_mask(struct tm6000_core *dev, u8 req, u16 value,
    124						u16 index, u16 mask)
    125{
    126	int rc;
    127	u8 buf[1];
    128	u8 new_index;
    129
    130	rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR, req,
    131					value, 0, buf, 1);
    132
    133	if (rc < 0)
    134		return rc;
    135
    136	new_index = (buf[0] & ~mask) | (index & mask);
    137
    138	if (new_index == buf[0])
    139		return 0;
    140
    141	return tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR,
    142				      req, value, new_index, NULL, 0);
    143}
    144EXPORT_SYMBOL_GPL(tm6000_set_reg_mask);
    145
    146int tm6000_get_reg16(struct tm6000_core *dev, u8 req, u16 value, u16 index)
    147{
    148	int rc;
    149	u8 buf[2];
    150
    151	rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR, req,
    152					value, index, buf, 2);
    153
    154	if (rc < 0)
    155		return rc;
    156
    157	return buf[1]|buf[0]<<8;
    158}
    159
    160int tm6000_get_reg32(struct tm6000_core *dev, u8 req, u16 value, u16 index)
    161{
    162	int rc;
    163	u8 buf[4];
    164
    165	rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR, req,
    166					value, index, buf, 4);
    167
    168	if (rc < 0)
    169		return rc;
    170
    171	return buf[3] | buf[2] << 8 | buf[1] << 16 | buf[0] << 24;
    172}
    173
    174int tm6000_i2c_reset(struct tm6000_core *dev, u16 tsleep)
    175{
    176	int rc;
    177
    178	rc = tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN, TM6000_GPIO_CLK, 0);
    179	if (rc < 0)
    180		return rc;
    181
    182	msleep(tsleep);
    183
    184	rc = tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN, TM6000_GPIO_CLK, 1);
    185	msleep(tsleep);
    186
    187	return rc;
    188}
    189
    190void tm6000_set_fourcc_format(struct tm6000_core *dev)
    191{
    192	if (dev->dev_type == TM6010) {
    193		int val;
    194
    195		val = tm6000_get_reg(dev, TM6010_REQ07_RCC_ACTIVE_IF, 0) & 0xfc;
    196		if (dev->fourcc == V4L2_PIX_FMT_UYVY)
    197			tm6000_set_reg(dev, TM6010_REQ07_RCC_ACTIVE_IF, val);
    198		else
    199			tm6000_set_reg(dev, TM6010_REQ07_RCC_ACTIVE_IF, val | 1);
    200	} else {
    201		if (dev->fourcc == V4L2_PIX_FMT_UYVY)
    202			tm6000_set_reg(dev, TM6010_REQ07_RC1_TRESHOLD, 0xd0);
    203		else
    204			tm6000_set_reg(dev, TM6010_REQ07_RC1_TRESHOLD, 0x90);
    205	}
    206}
    207
    208static void tm6000_set_vbi(struct tm6000_core *dev)
    209{
    210	/*
    211	 * FIXME:
    212	 * VBI lines and start/end are different between 60Hz and 50Hz
    213	 * So, it is very likely that we need to change the config to
    214	 * something that takes it into account, doing something different
    215	 * if (dev->norm & V4L2_STD_525_60)
    216	 */
    217
    218	if (dev->dev_type == TM6010) {
    219		tm6000_set_reg(dev, TM6010_REQ07_R3F_RESET, 0x01);
    220		tm6000_set_reg(dev, TM6010_REQ07_R41_TELETEXT_VBI_CODE1, 0x27);
    221		tm6000_set_reg(dev, TM6010_REQ07_R42_VBI_DATA_HIGH_LEVEL, 0x55);
    222		tm6000_set_reg(dev, TM6010_REQ07_R43_VBI_DATA_TYPE_LINE7, 0x66);
    223		tm6000_set_reg(dev, TM6010_REQ07_R44_VBI_DATA_TYPE_LINE8, 0x66);
    224		tm6000_set_reg(dev, TM6010_REQ07_R45_VBI_DATA_TYPE_LINE9, 0x66);
    225		tm6000_set_reg(dev,
    226			TM6010_REQ07_R46_VBI_DATA_TYPE_LINE10, 0x66);
    227		tm6000_set_reg(dev,
    228			TM6010_REQ07_R47_VBI_DATA_TYPE_LINE11, 0x66);
    229		tm6000_set_reg(dev,
    230			TM6010_REQ07_R48_VBI_DATA_TYPE_LINE12, 0x66);
    231		tm6000_set_reg(dev,
    232			TM6010_REQ07_R49_VBI_DATA_TYPE_LINE13, 0x66);
    233		tm6000_set_reg(dev,
    234			TM6010_REQ07_R4A_VBI_DATA_TYPE_LINE14, 0x66);
    235		tm6000_set_reg(dev,
    236			TM6010_REQ07_R4B_VBI_DATA_TYPE_LINE15, 0x66);
    237		tm6000_set_reg(dev,
    238			TM6010_REQ07_R4C_VBI_DATA_TYPE_LINE16, 0x66);
    239		tm6000_set_reg(dev,
    240			TM6010_REQ07_R4D_VBI_DATA_TYPE_LINE17, 0x66);
    241		tm6000_set_reg(dev,
    242			TM6010_REQ07_R4E_VBI_DATA_TYPE_LINE18, 0x66);
    243		tm6000_set_reg(dev,
    244			TM6010_REQ07_R4F_VBI_DATA_TYPE_LINE19, 0x66);
    245		tm6000_set_reg(dev,
    246			TM6010_REQ07_R50_VBI_DATA_TYPE_LINE20, 0x66);
    247		tm6000_set_reg(dev,
    248			TM6010_REQ07_R51_VBI_DATA_TYPE_LINE21, 0x66);
    249		tm6000_set_reg(dev,
    250			TM6010_REQ07_R52_VBI_DATA_TYPE_LINE22, 0x66);
    251		tm6000_set_reg(dev,
    252			TM6010_REQ07_R53_VBI_DATA_TYPE_LINE23, 0x00);
    253		tm6000_set_reg(dev,
    254			TM6010_REQ07_R54_VBI_DATA_TYPE_RLINES, 0x00);
    255		tm6000_set_reg(dev,
    256			TM6010_REQ07_R55_VBI_LOOP_FILTER_GAIN, 0x01);
    257		tm6000_set_reg(dev,
    258			TM6010_REQ07_R56_VBI_LOOP_FILTER_I_GAIN, 0x00);
    259		tm6000_set_reg(dev,
    260			TM6010_REQ07_R57_VBI_LOOP_FILTER_P_GAIN, 0x02);
    261		tm6000_set_reg(dev, TM6010_REQ07_R58_VBI_CAPTION_DTO1, 0x35);
    262		tm6000_set_reg(dev, TM6010_REQ07_R59_VBI_CAPTION_DTO0, 0xa0);
    263		tm6000_set_reg(dev, TM6010_REQ07_R5A_VBI_TELETEXT_DTO1, 0x11);
    264		tm6000_set_reg(dev, TM6010_REQ07_R5B_VBI_TELETEXT_DTO0, 0x4c);
    265		tm6000_set_reg(dev, TM6010_REQ07_R40_TELETEXT_VBI_CODE0, 0x01);
    266		tm6000_set_reg(dev, TM6010_REQ07_R3F_RESET, 0x00);
    267	}
    268}
    269
    270int tm6000_init_analog_mode(struct tm6000_core *dev)
    271{
    272	struct v4l2_frequency f;
    273
    274	if (dev->dev_type == TM6010) {
    275		u8 active = TM6010_REQ07_RCC_ACTIVE_IF_AUDIO_ENABLE;
    276
    277		if (!dev->radio)
    278			active |= TM6010_REQ07_RCC_ACTIVE_IF_VIDEO_ENABLE;
    279
    280		/* Enable video and audio */
    281		tm6000_set_reg_mask(dev, TM6010_REQ07_RCC_ACTIVE_IF,
    282							active, 0x60);
    283		/* Disable TS input */
    284		tm6000_set_reg_mask(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE,
    285							0x00, 0x40);
    286	} else {
    287		/* Enables soft reset */
    288		tm6000_set_reg(dev, TM6010_REQ07_R3F_RESET, 0x01);
    289
    290		if (dev->scaler)
    291			/* Disable Hfilter and Enable TS Drop err */
    292			tm6000_set_reg(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE, 0x20);
    293		else	/* Enable Hfilter and disable TS Drop err */
    294			tm6000_set_reg(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE, 0x80);
    295
    296		tm6000_set_reg(dev, TM6010_REQ07_RC3_HSTART1, 0x88);
    297		tm6000_set_reg(dev, TM6000_REQ07_RDA_CLK_SEL, 0x23);
    298		tm6000_set_reg(dev, TM6010_REQ07_RD1_ADDR_FOR_REQ1, 0xc0);
    299		tm6000_set_reg(dev, TM6010_REQ07_RD2_ADDR_FOR_REQ2, 0xd8);
    300		tm6000_set_reg(dev, TM6010_REQ07_RD6_ENDP_REQ1_REQ2, 0x06);
    301		tm6000_set_reg(dev, TM6000_REQ07_RDF_PWDOWN_ACLK, 0x1f);
    302
    303		/* AP Software reset */
    304		tm6000_set_reg(dev, TM6010_REQ07_RFF_SOFT_RESET, 0x08);
    305		tm6000_set_reg(dev, TM6010_REQ07_RFF_SOFT_RESET, 0x00);
    306
    307		tm6000_set_fourcc_format(dev);
    308
    309		/* Disables soft reset */
    310		tm6000_set_reg(dev, TM6010_REQ07_R3F_RESET, 0x00);
    311	}
    312	msleep(20);
    313
    314	/* Tuner firmware can now be loaded */
    315
    316	/*
    317	 * FIXME: This is a hack! xc3028 "sleeps" when no channel is detected
    318	 * for more than a few seconds. Not sure why, as this behavior does
    319	 * not happen on other devices with xc3028. So, I suspect that it
    320	 * is yet another bug at tm6000. After start sleeping, decoding
    321	 * doesn't start automatically. Instead, it requires some
    322	 * I2C commands to wake it up. As we want to have image at the
    323	 * beginning, we needed to add this hack. The better would be to
    324	 * discover some way to make tm6000 to wake up without this hack.
    325	 */
    326	f.frequency = dev->freq;
    327	v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f);
    328
    329	msleep(100);
    330	tm6000_set_standard(dev);
    331	tm6000_set_vbi(dev);
    332	tm6000_set_audio_bitrate(dev, 48000);
    333
    334	/* switch dvb led off */
    335	if (dev->gpio.dvb_led) {
    336		tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN,
    337			dev->gpio.dvb_led, 0x01);
    338	}
    339
    340	return 0;
    341}
    342
    343int tm6000_init_digital_mode(struct tm6000_core *dev)
    344{
    345	if (dev->dev_type == TM6010) {
    346		/* Disable video and audio */
    347		tm6000_set_reg_mask(dev, TM6010_REQ07_RCC_ACTIVE_IF,
    348				0x00, 0x60);
    349		/* Enable TS input */
    350		tm6000_set_reg_mask(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE,
    351				0x40, 0x40);
    352		/* all power down, but not the digital data port */
    353		tm6000_set_reg(dev, TM6010_REQ07_RFE_POWER_DOWN, 0x28);
    354		tm6000_set_reg(dev, TM6010_REQ08_RE2_POWER_DOWN_CTRL1, 0xfc);
    355		tm6000_set_reg(dev, TM6010_REQ08_RE6_POWER_DOWN_CTRL2, 0xff);
    356	} else  {
    357		tm6000_set_reg(dev, TM6010_REQ07_RFF_SOFT_RESET, 0x08);
    358		tm6000_set_reg(dev, TM6010_REQ07_RFF_SOFT_RESET, 0x00);
    359		tm6000_set_reg(dev, TM6010_REQ07_R3F_RESET, 0x01);
    360		tm6000_set_reg(dev, TM6000_REQ07_RDF_PWDOWN_ACLK, 0x08);
    361		tm6000_set_reg(dev, TM6000_REQ07_RE2_VADC_STATUS_CTL, 0x0c);
    362		tm6000_set_reg(dev, TM6000_REQ07_RE8_VADC_PWDOWN_CTL, 0xff);
    363		tm6000_set_reg(dev, TM6000_REQ07_REB_VADC_AADC_MODE, 0xd8);
    364		tm6000_set_reg(dev, TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE, 0x40);
    365		tm6000_set_reg(dev, TM6010_REQ07_RC1_TRESHOLD, 0xd0);
    366		tm6000_set_reg(dev, TM6010_REQ07_RC3_HSTART1, 0x09);
    367		tm6000_set_reg(dev, TM6000_REQ07_RDA_CLK_SEL, 0x37);
    368		tm6000_set_reg(dev, TM6010_REQ07_RD1_ADDR_FOR_REQ1, 0xd8);
    369		tm6000_set_reg(dev, TM6010_REQ07_RD2_ADDR_FOR_REQ2, 0xc0);
    370		tm6000_set_reg(dev, TM6010_REQ07_RD6_ENDP_REQ1_REQ2, 0x60);
    371
    372		tm6000_set_reg(dev, TM6000_REQ07_RE2_VADC_STATUS_CTL, 0x0c);
    373		tm6000_set_reg(dev, TM6000_REQ07_RE8_VADC_PWDOWN_CTL, 0xff);
    374		tm6000_set_reg(dev, TM6000_REQ07_REB_VADC_AADC_MODE, 0x08);
    375		msleep(50);
    376
    377		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT, 0x0020, 0x00);
    378		msleep(50);
    379		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT, 0x0020, 0x01);
    380		msleep(50);
    381		tm6000_set_reg(dev, REQ_04_EN_DISABLE_MCU_INT, 0x0020, 0x00);
    382		msleep(100);
    383	}
    384
    385	/* switch dvb led on */
    386	if (dev->gpio.dvb_led) {
    387		tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN,
    388			dev->gpio.dvb_led, 0x00);
    389	}
    390
    391	return 0;
    392}
    393EXPORT_SYMBOL(tm6000_init_digital_mode);
    394
    395struct reg_init {
    396	u8 req;
    397	u8 reg;
    398	u8 val;
    399};
    400
    401/* The meaning of those initializations are unknown */
    402static struct reg_init tm6000_init_tab[] = {
    403	/* REG  VALUE */
    404	{ TM6000_REQ07_RDF_PWDOWN_ACLK, 0x1f },
    405	{ TM6010_REQ07_RFF_SOFT_RESET, 0x08 },
    406	{ TM6010_REQ07_RFF_SOFT_RESET, 0x00 },
    407	{ TM6010_REQ07_RD5_POWERSAVE, 0x4f },
    408	{ TM6000_REQ07_RDA_CLK_SEL, 0x23 },
    409	{ TM6000_REQ07_RDB_OUT_SEL, 0x08 },
    410	{ TM6000_REQ07_RE2_VADC_STATUS_CTL, 0x00 },
    411	{ TM6000_REQ07_RE3_VADC_INP_LPF_SEL1, 0x10 },
    412	{ TM6000_REQ07_RE5_VADC_INP_LPF_SEL2, 0x00 },
    413	{ TM6000_REQ07_RE8_VADC_PWDOWN_CTL, 0x00 },
    414	{ TM6000_REQ07_REB_VADC_AADC_MODE, 0x64 },	/* 48000 bits/sample, external input */
    415	{ TM6000_REQ07_REE_VADC_CTRL_SEL_CONTROL, 0xc2 },
    416
    417	{ TM6010_REQ07_R3F_RESET, 0x01 },		/* Start of soft reset */
    418	{ TM6010_REQ07_R00_VIDEO_CONTROL0, 0x00 },
    419	{ TM6010_REQ07_R01_VIDEO_CONTROL1, 0x07 },
    420	{ TM6010_REQ07_R02_VIDEO_CONTROL2, 0x5f },
    421	{ TM6010_REQ07_R03_YC_SEP_CONTROL, 0x00 },
    422	{ TM6010_REQ07_R05_NOISE_THRESHOLD, 0x64 },
    423	{ TM6010_REQ07_R07_OUTPUT_CONTROL, 0x01 },
    424	{ TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, 0x82 },
    425	{ TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, 0x36 },
    426	{ TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, 0x50 },
    427	{ TM6010_REQ07_R0C_CHROMA_AGC_CONTROL, 0x6a },
    428	{ TM6010_REQ07_R11_AGC_PEAK_CONTROL, 0xc9 },
    429	{ TM6010_REQ07_R12_AGC_GATE_STARTH, 0x07 },
    430	{ TM6010_REQ07_R13_AGC_GATE_STARTL, 0x3b },
    431	{ TM6010_REQ07_R14_AGC_GATE_WIDTH, 0x47 },
    432	{ TM6010_REQ07_R15_AGC_BP_DELAY, 0x6f },
    433	{ TM6010_REQ07_R17_HLOOP_MAXSTATE, 0xcd },
    434	{ TM6010_REQ07_R18_CHROMA_DTO_INCREMENT3, 0x1e },
    435	{ TM6010_REQ07_R19_CHROMA_DTO_INCREMENT2, 0x8b },
    436	{ TM6010_REQ07_R1A_CHROMA_DTO_INCREMENT1, 0xa2 },
    437	{ TM6010_REQ07_R1B_CHROMA_DTO_INCREMENT0, 0xe9 },
    438	{ TM6010_REQ07_R1C_HSYNC_DTO_INCREMENT3, 0x1c },
    439	{ TM6010_REQ07_R1D_HSYNC_DTO_INCREMENT2, 0xcc },
    440	{ TM6010_REQ07_R1E_HSYNC_DTO_INCREMENT1, 0xcc },
    441	{ TM6010_REQ07_R1F_HSYNC_DTO_INCREMENT0, 0xcd },
    442	{ TM6010_REQ07_R20_HSYNC_RISING_EDGE_TIME, 0x3c },
    443	{ TM6010_REQ07_R21_HSYNC_PHASE_OFFSET, 0x3c },
    444	{ TM6010_REQ07_R2D_CHROMA_BURST_END, 0x48 },
    445	{ TM6010_REQ07_R2E_ACTIVE_VIDEO_HSTART, 0x88 },
    446	{ TM6010_REQ07_R30_ACTIVE_VIDEO_VSTART, 0x22 },
    447	{ TM6010_REQ07_R31_ACTIVE_VIDEO_VHIGHT, 0x61 },
    448	{ TM6010_REQ07_R32_VSYNC_HLOCK_MIN, 0x74 },
    449	{ TM6010_REQ07_R33_VSYNC_HLOCK_MAX, 0x1c },
    450	{ TM6010_REQ07_R34_VSYNC_AGC_MIN, 0x74 },
    451	{ TM6010_REQ07_R35_VSYNC_AGC_MAX, 0x1c },
    452	{ TM6010_REQ07_R36_VSYNC_VBI_MIN, 0x7a },
    453	{ TM6010_REQ07_R37_VSYNC_VBI_MAX, 0x26 },
    454	{ TM6010_REQ07_R38_VSYNC_THRESHOLD, 0x40 },
    455	{ TM6010_REQ07_R39_VSYNC_TIME_CONSTANT, 0x0a },
    456	{ TM6010_REQ07_R42_VBI_DATA_HIGH_LEVEL, 0x55 },
    457	{ TM6010_REQ07_R51_VBI_DATA_TYPE_LINE21, 0x11 },
    458	{ TM6010_REQ07_R55_VBI_LOOP_FILTER_GAIN, 0x01 },
    459	{ TM6010_REQ07_R57_VBI_LOOP_FILTER_P_GAIN, 0x02 },
    460	{ TM6010_REQ07_R58_VBI_CAPTION_DTO1, 0x35 },
    461	{ TM6010_REQ07_R59_VBI_CAPTION_DTO0, 0xa0 },
    462	{ TM6010_REQ07_R80_COMB_FILTER_TRESHOLD, 0x15 },
    463	{ TM6010_REQ07_R82_COMB_FILTER_CONFIG, 0x42 },
    464	{ TM6010_REQ07_RC1_TRESHOLD, 0xd0 },
    465	{ TM6010_REQ07_RC3_HSTART1, 0x88 },
    466	{ TM6010_REQ07_R3F_RESET, 0x00 },		/* End of the soft reset */
    467	{ TM6010_REQ05_R18_IMASK7, 0x00 },
    468};
    469
    470static struct reg_init tm6010_init_tab[] = {
    471	{ TM6010_REQ07_RC0_ACTIVE_VIDEO_SOURCE, 0x00 },
    472	{ TM6010_REQ07_RC4_HSTART0, 0xa0 },
    473	{ TM6010_REQ07_RC6_HEND0, 0x40 },
    474	{ TM6010_REQ07_RCA_VEND0, 0x31 },
    475	{ TM6010_REQ07_RCC_ACTIVE_IF, 0xe1 },
    476	{ TM6010_REQ07_RE0_DVIDEO_SOURCE, 0x03 },
    477	{ TM6010_REQ07_RFE_POWER_DOWN, 0x7f },
    478
    479	{ TM6010_REQ08_RE2_POWER_DOWN_CTRL1, 0xf0 },
    480	{ TM6010_REQ08_RE3_ADC_IN1_SEL, 0xf4 },
    481	{ TM6010_REQ08_RE4_ADC_IN2_SEL, 0xf8 },
    482	{ TM6010_REQ08_RE6_POWER_DOWN_CTRL2, 0x00 },
    483	{ TM6010_REQ08_REA_BUFF_DRV_CTRL, 0xf2 },
    484	{ TM6010_REQ08_REB_SIF_GAIN_CTRL, 0xf0 },
    485	{ TM6010_REQ08_REC_REVERSE_YC_CTRL, 0xc2 },
    486	{ TM6010_REQ08_RF0_DAUDIO_INPUT_CONFIG, 0x60 },
    487	{ TM6010_REQ08_RF1_AADC_POWER_DOWN, 0xfc },
    488
    489	{ TM6010_REQ07_R3F_RESET, 0x01 },
    490	{ TM6010_REQ07_R00_VIDEO_CONTROL0, 0x00 },
    491	{ TM6010_REQ07_R01_VIDEO_CONTROL1, 0x07 },
    492	{ TM6010_REQ07_R02_VIDEO_CONTROL2, 0x5f },
    493	{ TM6010_REQ07_R03_YC_SEP_CONTROL, 0x00 },
    494	{ TM6010_REQ07_R05_NOISE_THRESHOLD, 0x64 },
    495	{ TM6010_REQ07_R07_OUTPUT_CONTROL, 0x01 },
    496	{ TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, 0x82 },
    497	{ TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, 0x36 },
    498	{ TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, 0x50 },
    499	{ TM6010_REQ07_R0C_CHROMA_AGC_CONTROL, 0x6a },
    500	{ TM6010_REQ07_R11_AGC_PEAK_CONTROL, 0xc9 },
    501	{ TM6010_REQ07_R12_AGC_GATE_STARTH, 0x07 },
    502	{ TM6010_REQ07_R13_AGC_GATE_STARTL, 0x3b },
    503	{ TM6010_REQ07_R14_AGC_GATE_WIDTH, 0x47 },
    504	{ TM6010_REQ07_R15_AGC_BP_DELAY, 0x6f },
    505	{ TM6010_REQ07_R17_HLOOP_MAXSTATE, 0xcd },
    506	{ TM6010_REQ07_R18_CHROMA_DTO_INCREMENT3, 0x1e },
    507	{ TM6010_REQ07_R19_CHROMA_DTO_INCREMENT2, 0x8b },
    508	{ TM6010_REQ07_R1A_CHROMA_DTO_INCREMENT1, 0xa2 },
    509	{ TM6010_REQ07_R1B_CHROMA_DTO_INCREMENT0, 0xe9 },
    510	{ TM6010_REQ07_R1C_HSYNC_DTO_INCREMENT3, 0x1c },
    511	{ TM6010_REQ07_R1D_HSYNC_DTO_INCREMENT2, 0xcc },
    512	{ TM6010_REQ07_R1E_HSYNC_DTO_INCREMENT1, 0xcc },
    513	{ TM6010_REQ07_R1F_HSYNC_DTO_INCREMENT0, 0xcd },
    514	{ TM6010_REQ07_R20_HSYNC_RISING_EDGE_TIME, 0x3c },
    515	{ TM6010_REQ07_R21_HSYNC_PHASE_OFFSET, 0x3c },
    516	{ TM6010_REQ07_R2D_CHROMA_BURST_END, 0x48 },
    517	{ TM6010_REQ07_R2E_ACTIVE_VIDEO_HSTART, 0x88 },
    518	{ TM6010_REQ07_R30_ACTIVE_VIDEO_VSTART, 0x22 },
    519	{ TM6010_REQ07_R31_ACTIVE_VIDEO_VHIGHT, 0x61 },
    520	{ TM6010_REQ07_R32_VSYNC_HLOCK_MIN, 0x74 },
    521	{ TM6010_REQ07_R33_VSYNC_HLOCK_MAX, 0x1c },
    522	{ TM6010_REQ07_R34_VSYNC_AGC_MIN, 0x74 },
    523	{ TM6010_REQ07_R35_VSYNC_AGC_MAX, 0x1c },
    524	{ TM6010_REQ07_R36_VSYNC_VBI_MIN, 0x7a },
    525	{ TM6010_REQ07_R37_VSYNC_VBI_MAX, 0x26 },
    526	{ TM6010_REQ07_R38_VSYNC_THRESHOLD, 0x40 },
    527	{ TM6010_REQ07_R39_VSYNC_TIME_CONSTANT, 0x0a },
    528	{ TM6010_REQ07_R42_VBI_DATA_HIGH_LEVEL, 0x55 },
    529	{ TM6010_REQ07_R51_VBI_DATA_TYPE_LINE21, 0x11 },
    530	{ TM6010_REQ07_R55_VBI_LOOP_FILTER_GAIN, 0x01 },
    531	{ TM6010_REQ07_R57_VBI_LOOP_FILTER_P_GAIN, 0x02 },
    532	{ TM6010_REQ07_R58_VBI_CAPTION_DTO1, 0x35 },
    533	{ TM6010_REQ07_R59_VBI_CAPTION_DTO0, 0xa0 },
    534	{ TM6010_REQ07_R80_COMB_FILTER_TRESHOLD, 0x15 },
    535	{ TM6010_REQ07_R82_COMB_FILTER_CONFIG, 0x42 },
    536	{ TM6010_REQ07_RC1_TRESHOLD, 0xd0 },
    537	{ TM6010_REQ07_RC3_HSTART1, 0x88 },
    538	{ TM6010_REQ07_R3F_RESET, 0x00 },
    539
    540	{ TM6010_REQ05_R18_IMASK7, 0x00 },
    541
    542	{ TM6010_REQ07_RDC_IR_LEADER1, 0xaa },
    543	{ TM6010_REQ07_RDD_IR_LEADER0, 0x30 },
    544	{ TM6010_REQ07_RDE_IR_PULSE_CNT1, 0x20 },
    545	{ TM6010_REQ07_RDF_IR_PULSE_CNT0, 0xd0 },
    546	{ REQ_04_EN_DISABLE_MCU_INT, 0x02, 0x00 },
    547	{ TM6010_REQ07_RD8_IR, 0x0f },
    548
    549	/* set remote wakeup key:any key wakeup */
    550	{ TM6010_REQ07_RE5_REMOTE_WAKEUP,  0xfe },
    551	{ TM6010_REQ07_RDA_IR_WAKEUP_SEL,  0xff },
    552};
    553
    554int tm6000_init(struct tm6000_core *dev)
    555{
    556	int board, rc = 0, i, size;
    557	struct reg_init *tab;
    558
    559	/* Check board revision */
    560	board = tm6000_get_reg32(dev, REQ_40_GET_VERSION, 0, 0);
    561	if (board >= 0) {
    562		switch (board & 0xff) {
    563		case 0xf3:
    564			printk(KERN_INFO "Found tm6000\n");
    565			if (dev->dev_type != TM6000)
    566				dev->dev_type = TM6000;
    567			break;
    568		case 0xf4:
    569			printk(KERN_INFO "Found tm6010\n");
    570			if (dev->dev_type != TM6010)
    571				dev->dev_type = TM6010;
    572			break;
    573		default:
    574			printk(KERN_INFO "Unknown board version = 0x%08x\n", board);
    575		}
    576	} else
    577		printk(KERN_ERR "Error %i while retrieving board version\n", board);
    578
    579	if (dev->dev_type == TM6010) {
    580		tab = tm6010_init_tab;
    581		size = ARRAY_SIZE(tm6010_init_tab);
    582	} else {
    583		tab = tm6000_init_tab;
    584		size = ARRAY_SIZE(tm6000_init_tab);
    585	}
    586
    587	/* Load board's initialization table */
    588	for (i = 0; i < size; i++) {
    589		rc = tm6000_set_reg(dev, tab[i].req, tab[i].reg, tab[i].val);
    590		if (rc < 0) {
    591			printk(KERN_ERR "Error %i while setting req %d, reg %d to value %d\n",
    592			       rc,
    593					tab[i].req, tab[i].reg, tab[i].val);
    594			return rc;
    595		}
    596	}
    597
    598	msleep(5); /* Just to be conservative */
    599
    600	rc = tm6000_cards_setup(dev);
    601
    602	return rc;
    603}
    604
    605
    606int tm6000_set_audio_bitrate(struct tm6000_core *dev, int bitrate)
    607{
    608	int val = 0;
    609	u8 areg_f0 = 0x60; /* ADC MCLK = 250 Fs */
    610	u8 areg_0a = 0x91; /* SIF 48KHz */
    611
    612	switch (bitrate) {
    613	case 48000:
    614		areg_f0 = 0x60; /* ADC MCLK = 250 Fs */
    615		areg_0a = 0x91; /* SIF 48KHz */
    616		dev->audio_bitrate = bitrate;
    617		break;
    618	case 32000:
    619		areg_f0 = 0x00; /* ADC MCLK = 375 Fs */
    620		areg_0a = 0x90; /* SIF 32KHz */
    621		dev->audio_bitrate = bitrate;
    622		break;
    623	default:
    624		return -EINVAL;
    625	}
    626
    627
    628	/* enable I2S, if we use sif or external I2S device */
    629	if (dev->dev_type == TM6010) {
    630		val = tm6000_set_reg(dev, TM6010_REQ08_R0A_A_I2S_MOD, areg_0a);
    631		if (val < 0)
    632			return val;
    633
    634		val = tm6000_set_reg_mask(dev, TM6010_REQ08_RF0_DAUDIO_INPUT_CONFIG,
    635							areg_f0, 0xf0);
    636		if (val < 0)
    637			return val;
    638	} else {
    639		val = tm6000_set_reg_mask(dev, TM6000_REQ07_REB_VADC_AADC_MODE,
    640							areg_f0, 0xf0);
    641		if (val < 0)
    642			return val;
    643	}
    644	return 0;
    645}
    646EXPORT_SYMBOL_GPL(tm6000_set_audio_bitrate);
    647
    648int tm6000_set_audio_rinput(struct tm6000_core *dev)
    649{
    650	if (dev->dev_type == TM6010) {
    651		/* Audio crossbar setting, default SIF1 */
    652		u8 areg_f0;
    653		u8 areg_07 = 0x10;
    654
    655		switch (dev->rinput.amux) {
    656		case TM6000_AMUX_SIF1:
    657		case TM6000_AMUX_SIF2:
    658			areg_f0 = 0x03;
    659			areg_07 = 0x30;
    660			break;
    661		case TM6000_AMUX_ADC1:
    662			areg_f0 = 0x00;
    663			break;
    664		case TM6000_AMUX_ADC2:
    665			areg_f0 = 0x08;
    666			break;
    667		case TM6000_AMUX_I2S:
    668			areg_f0 = 0x04;
    669			break;
    670		default:
    671			printk(KERN_INFO "%s: audio input doesn't support\n",
    672				dev->name);
    673			return 0;
    674			break;
    675		}
    676		/* Set audio input crossbar */
    677		tm6000_set_reg_mask(dev, TM6010_REQ08_RF0_DAUDIO_INPUT_CONFIG,
    678							areg_f0, 0x0f);
    679		/* Mux overflow workaround */
    680		tm6000_set_reg_mask(dev, TM6010_REQ07_R07_OUTPUT_CONTROL,
    681			areg_07, 0xf0);
    682	} else {
    683		u8 areg_eb;
    684		/* Audio setting, default LINE1 */
    685		switch (dev->rinput.amux) {
    686		case TM6000_AMUX_ADC1:
    687			areg_eb = 0x00;
    688			break;
    689		case TM6000_AMUX_ADC2:
    690			areg_eb = 0x04;
    691			break;
    692		default:
    693			printk(KERN_INFO "%s: audio input doesn't support\n",
    694				dev->name);
    695			return 0;
    696			break;
    697		}
    698		/* Set audio input */
    699		tm6000_set_reg_mask(dev, TM6000_REQ07_REB_VADC_AADC_MODE,
    700							areg_eb, 0x0f);
    701	}
    702	return 0;
    703}
    704
    705static void tm6010_set_mute_sif(struct tm6000_core *dev, u8 mute)
    706{
    707	u8 mute_reg = 0;
    708
    709	if (mute)
    710		mute_reg = 0x08;
    711
    712	tm6000_set_reg_mask(dev, TM6010_REQ08_R0A_A_I2S_MOD, mute_reg, 0x08);
    713}
    714
    715static void tm6010_set_mute_adc(struct tm6000_core *dev, u8 mute)
    716{
    717	u8 mute_reg = 0;
    718
    719	if (mute)
    720		mute_reg = 0x20;
    721
    722	if (dev->dev_type == TM6010) {
    723		tm6000_set_reg_mask(dev, TM6010_REQ08_RF2_LEFT_CHANNEL_VOL,
    724							mute_reg, 0x20);
    725		tm6000_set_reg_mask(dev, TM6010_REQ08_RF3_RIGHT_CHANNEL_VOL,
    726							mute_reg, 0x20);
    727	} else {
    728		tm6000_set_reg_mask(dev, TM6000_REQ07_REC_VADC_AADC_LVOL,
    729							mute_reg, 0x20);
    730		tm6000_set_reg_mask(dev, TM6000_REQ07_RED_VADC_AADC_RVOL,
    731							mute_reg, 0x20);
    732	}
    733}
    734
    735int tm6000_tvaudio_set_mute(struct tm6000_core *dev, u8 mute)
    736{
    737	enum tm6000_mux mux;
    738
    739	if (dev->radio)
    740		mux = dev->rinput.amux;
    741	else
    742		mux = dev->vinput[dev->input].amux;
    743
    744	switch (mux) {
    745	case TM6000_AMUX_SIF1:
    746	case TM6000_AMUX_SIF2:
    747		if (dev->dev_type == TM6010)
    748			tm6010_set_mute_sif(dev, mute);
    749		else {
    750			printk(KERN_INFO "ERROR: TM5600 and TM6000 don't has SIF audio inputs. Please check the %s configuration.\n",
    751			       dev->name);
    752			return -EINVAL;
    753		}
    754		break;
    755	case TM6000_AMUX_ADC1:
    756	case TM6000_AMUX_ADC2:
    757		tm6010_set_mute_adc(dev, mute);
    758		break;
    759	default:
    760		return -EINVAL;
    761		break;
    762	}
    763	return 0;
    764}
    765
    766static void tm6010_set_volume_sif(struct tm6000_core *dev, int vol)
    767{
    768	u8 vol_reg;
    769
    770	vol_reg = vol & 0x0F;
    771
    772	if (vol < 0)
    773		vol_reg |= 0x40;
    774
    775	tm6000_set_reg(dev, TM6010_REQ08_R07_A_LEFT_VOL, vol_reg);
    776	tm6000_set_reg(dev, TM6010_REQ08_R08_A_RIGHT_VOL, vol_reg);
    777}
    778
    779static void tm6010_set_volume_adc(struct tm6000_core *dev, int vol)
    780{
    781	u8 vol_reg;
    782
    783	vol_reg = (vol + 0x10) & 0x1f;
    784
    785	if (dev->dev_type == TM6010) {
    786		tm6000_set_reg(dev, TM6010_REQ08_RF2_LEFT_CHANNEL_VOL, vol_reg);
    787		tm6000_set_reg(dev, TM6010_REQ08_RF3_RIGHT_CHANNEL_VOL, vol_reg);
    788	} else {
    789		tm6000_set_reg(dev, TM6000_REQ07_REC_VADC_AADC_LVOL, vol_reg);
    790		tm6000_set_reg(dev, TM6000_REQ07_RED_VADC_AADC_RVOL, vol_reg);
    791	}
    792}
    793
    794void tm6000_set_volume(struct tm6000_core *dev, int vol)
    795{
    796	enum tm6000_mux mux;
    797
    798	if (dev->radio) {
    799		mux = dev->rinput.amux;
    800		vol += 8; /* Offset to 0 dB */
    801	} else
    802		mux = dev->vinput[dev->input].amux;
    803
    804	switch (mux) {
    805	case TM6000_AMUX_SIF1:
    806	case TM6000_AMUX_SIF2:
    807		if (dev->dev_type == TM6010)
    808			tm6010_set_volume_sif(dev, vol);
    809		else
    810			printk(KERN_INFO "ERROR: TM5600 and TM6000 don't has SIF audio inputs. Please check the %s configuration.\n",
    811			       dev->name);
    812		break;
    813	case TM6000_AMUX_ADC1:
    814	case TM6000_AMUX_ADC2:
    815		tm6010_set_volume_adc(dev, vol);
    816		break;
    817	default:
    818		break;
    819	}
    820}
    821
    822static LIST_HEAD(tm6000_devlist);
    823static DEFINE_MUTEX(tm6000_devlist_mutex);
    824
    825/*
    826 * tm6000_realease_resource()
    827 */
    828
    829void tm6000_remove_from_devlist(struct tm6000_core *dev)
    830{
    831	mutex_lock(&tm6000_devlist_mutex);
    832	list_del(&dev->devlist);
    833	mutex_unlock(&tm6000_devlist_mutex);
    834};
    835
    836void tm6000_add_into_devlist(struct tm6000_core *dev)
    837{
    838	mutex_lock(&tm6000_devlist_mutex);
    839	list_add_tail(&dev->devlist, &tm6000_devlist);
    840	mutex_unlock(&tm6000_devlist_mutex);
    841};
    842
    843/*
    844 * Extension interface
    845 */
    846
    847static LIST_HEAD(tm6000_extension_devlist);
    848
    849int tm6000_call_fillbuf(struct tm6000_core *dev, enum tm6000_ops_type type,
    850			char *buf, int size)
    851{
    852	struct tm6000_ops *ops = NULL;
    853
    854	/* FIXME: tm6000_extension_devlist_lock should be a spinlock */
    855
    856	list_for_each_entry(ops, &tm6000_extension_devlist, next) {
    857		if (ops->fillbuf && ops->type == type)
    858			ops->fillbuf(dev, buf, size);
    859	}
    860
    861	return 0;
    862}
    863
    864int tm6000_register_extension(struct tm6000_ops *ops)
    865{
    866	struct tm6000_core *dev = NULL;
    867
    868	mutex_lock(&tm6000_devlist_mutex);
    869	list_add_tail(&ops->next, &tm6000_extension_devlist);
    870	list_for_each_entry(dev, &tm6000_devlist, devlist) {
    871		ops->init(dev);
    872		printk(KERN_INFO "%s: Initialized (%s) extension\n",
    873		       dev->name, ops->name);
    874	}
    875	mutex_unlock(&tm6000_devlist_mutex);
    876	return 0;
    877}
    878EXPORT_SYMBOL(tm6000_register_extension);
    879
    880void tm6000_unregister_extension(struct tm6000_ops *ops)
    881{
    882	struct tm6000_core *dev = NULL;
    883
    884	mutex_lock(&tm6000_devlist_mutex);
    885	list_for_each_entry(dev, &tm6000_devlist, devlist)
    886		ops->fini(dev);
    887
    888	printk(KERN_INFO "tm6000: Remove (%s) extension\n", ops->name);
    889	list_del(&ops->next);
    890	mutex_unlock(&tm6000_devlist_mutex);
    891}
    892EXPORT_SYMBOL(tm6000_unregister_extension);
    893
    894void tm6000_init_extension(struct tm6000_core *dev)
    895{
    896	struct tm6000_ops *ops = NULL;
    897
    898	mutex_lock(&tm6000_devlist_mutex);
    899	list_for_each_entry(ops, &tm6000_extension_devlist, next) {
    900		if (ops->init)
    901			ops->init(dev);
    902	}
    903	mutex_unlock(&tm6000_devlist_mutex);
    904}
    905
    906void tm6000_close_extension(struct tm6000_core *dev)
    907{
    908	struct tm6000_ops *ops = NULL;
    909
    910	mutex_lock(&tm6000_devlist_mutex);
    911	list_for_each_entry(ops, &tm6000_extension_devlist, next) {
    912		if (ops->fini)
    913			ops->fini(dev);
    914	}
    915	mutex_unlock(&tm6000_devlist_mutex);
    916}