tvp5150.c 26.7 KB
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/*
 * tvp5150 - Texas Instruments TVP5150A(M) video decoder driver
 *
 * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br)
 * This code is placed under the terms of the GNU General Public License
 */

#include <linux/i2c.h>
#include <linux/videodev.h>
#include <linux/delay.h>
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#include <linux/video_decoder.h>
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#include "tvp5150_reg.h"

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MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");	/* standard i2c insmod options */
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MODULE_AUTHOR("Mauro Carvalho Chehab");
MODULE_LICENSE("GPL");

static unsigned short normal_i2c[] = {
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	0xb8 >> 1,
	0xba >> 1,
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	I2C_CLIENT_END
};

I2C_CLIENT_INSMOD;

static int debug = 0;
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "Debug level (0-1)");

#define dprintk(num, format, args...) \
	do { \
		if (debug >= num) \
			printk(format , ##args); \
	} while (0)

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/* supported controls */
static struct v4l2_queryctrl tvp5150_qctrl[] = {
	{
	 .id = V4L2_CID_BRIGHTNESS,
	 .type = V4L2_CTRL_TYPE_INTEGER,
	 .name = "Brightness",
	 .minimum = 0,
	 .maximum = 255,
	 .step = 1,
	 .default_value = 0,
	 .flags = 0,
	 }, {
	     .id = V4L2_CID_CONTRAST,
	     .type = V4L2_CTRL_TYPE_INTEGER,
	     .name = "Contrast",
	     .minimum = 0,
	     .maximum = 255,
	     .step = 0x1,
	     .default_value = 0x10,
	     .flags = 0,
	     }, {
		 .id = V4L2_CID_SATURATION,
		 .type = V4L2_CTRL_TYPE_INTEGER,
		 .name = "Saturation",
		 .minimum = 0,
		 .maximum = 255,
		 .step = 0x1,
		 .default_value = 0x10,
		 .flags = 0,
		 }, {
		     .id = V4L2_CID_HUE,
		     .type = V4L2_CTRL_TYPE_INTEGER,
		     .name = "Hue",
		     .minimum = -128,
		     .maximum = 127,
		     .step = 0x1,
		     .default_value = 0x10,
		     .flags = 0,
		     }
};

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struct tvp5150 {
	struct i2c_client *client;
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	int norm;
	int input;
	int enable;
	int bright;
	int contrast;
	int hue;
	int sat;
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};

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static inline int tvp5150_read(struct i2c_client *c, unsigned char addr)
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{
	unsigned char buffer[1];
	int rc;

	buffer[0] = addr;
	if (1 != (rc = i2c_master_send(c, buffer, 1)))
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		dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
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	msleep(10);

	if (1 != (rc = i2c_master_recv(c, buffer, 1)))
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		dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
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	return (buffer[0]);
}

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static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
				 unsigned char value)
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{
	unsigned char buffer[2];
	int rc;
/*	struct tvp5150 *core = i2c_get_clientdata(c); */

	buffer[0] = addr;
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	buffer[1] = value;
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	dprintk(1, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
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	if (2 != (rc = i2c_master_send(c, buffer, 2)))
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		dprintk(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
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}

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static void dump_reg(struct i2c_client *c)
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{
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	printk("tvp5150: Video input source selection #1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
	printk("tvp5150: Analog channel controls = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
	printk("tvp5150: Operation mode controls = 0x%02x\n",
	       tvp5150_read(c, TVP5150_OP_MODE_CTL));
	printk("tvp5150: Miscellaneous controls = 0x%02x\n",
	       tvp5150_read(c, TVP5150_MISC_CTL));
	printk("tvp5150: Autoswitch mask: TVP5150A / TVP5150AM = 0x%02x\n",
	       tvp5150_read(c, TVP5150_AUTOSW_MSK));
	printk("tvp5150: Color killer threshold control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
	printk("tvp5150: Luminance processing control #1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1));
	printk("tvp5150: Luminance processing control #2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2));
	printk("tvp5150: Brightness control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_BRIGHT_CTL));
	printk("tvp5150: Color saturation control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_SATURATION_CTL));
	printk("tvp5150: Hue control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_HUE_CTL));
	printk("tvp5150: Contrast control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CONTRAST_CTL));
	printk("tvp5150: Outputs and data rates select = 0x%02x\n",
	       tvp5150_read(c, TVP5150_DATA_RATE_SEL));
	printk("tvp5150: Luminance processing control #3 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
	printk("tvp5150: Configuration shared pins = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
	printk("tvp5150: Active video cropping start MSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB));
	printk("tvp5150: Active video cropping start LSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
	printk("tvp5150: Active video cropping stop MSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB));
	printk("tvp5150: Active video cropping stop LSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
	printk("tvp5150: Genlock/RTC = 0x%02x\n",
	       tvp5150_read(c, TVP5150_GENLOCK));
	printk("tvp5150: Horizontal sync start = 0x%02x\n",
	       tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
	printk("tvp5150: Vertical blanking start = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VERT_BLANKING_START));
	printk("tvp5150: Vertical blanking stop = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
	printk("tvp5150: Chrominance processing control #1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1));
	printk("tvp5150: Chrominance processing control #2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
	printk("tvp5150: Interrupt reset register B = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_RESET_REG_B));
	printk("tvp5150: Interrupt enable register B = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
	printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
	printk("tvp5150: Video standard = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VIDEO_STD));
	printk("tvp5150: Cb gain factor = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CB_GAIN_FACT));
	printk("tvp5150: Cr gain factor = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
	printk("tvp5150: Macrovision on counter = 0x%02x\n",
	       tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
	printk("tvp5150: Macrovision off counter = 0x%02x\n",
	       tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
	printk("tvp5150: revision select (TVP5150AM1 only) = 0x%02x\n",
	       tvp5150_read(c, TVP5150_REV_SELECT));
	printk("tvp5150: MSB of device ID = 0x%02x\n",
	       tvp5150_read(c, TVP5150_MSB_DEV_ID));
	printk("tvp5150: LSB of device ID = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LSB_DEV_ID));
	printk("tvp5150: ROM major version = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ROM_MAJOR_VER));
	printk("tvp5150: ROM minor version = 0x%02x\n",
	       tvp5150_read(c, TVP5150_ROM_MINOR_VER));
	printk("tvp5150: Vertical line count MSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB));
	printk("tvp5150: Vertical line count LSB = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
	printk("tvp5150: Interrupt status register B = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
	printk("tvp5150: Interrupt active register B = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
	printk("tvp5150: Status register #1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_STATUS_REG_1));
	printk("tvp5150: Status register #2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_STATUS_REG_2));
	printk("tvp5150: Status register #3 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_STATUS_REG_3));
	printk("tvp5150: Status register #4 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_STATUS_REG_4));
	printk("tvp5150: Status register #5 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_STATUS_REG_5));
	printk("tvp5150: Closed caption data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CC_DATA_REG1));
	printk("tvp5150: Closed caption data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CC_DATA_REG2));
	printk("tvp5150: Closed caption data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CC_DATA_REG3));
	printk("tvp5150: Closed caption data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CC_DATA_REG4));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG1));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG2));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG3));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG4));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG5));
	printk("tvp5150: WSS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_WSS_DATA_REG6));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG1));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG2));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG3));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG4));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG5));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG6));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG7));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG8));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG9));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG10));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG11));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG12));
	printk("tvp5150: VPS data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VPS_DATA_REG13));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG1));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG2));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG3));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG4));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG5));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG6));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG7));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG8));
	printk("tvp5150: VITC data registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VITC_DATA_REG9));
	printk("tvp5150: VBI FIFO read data = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VBI_FIFO_READ_DATA));
	printk("tvp5150: Teletext filter 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_1_1));
	printk("tvp5150: Teletext filter 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_1_2));
	printk("tvp5150: Teletext filter 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_1_3));
	printk("tvp5150: Teletext filter 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_1_4));
	printk("tvp5150: Teletext filter 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_1_5));
	printk("tvp5150: Teletext filter 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_2_1));
	printk("tvp5150: Teletext filter 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_2_2));
	printk("tvp5150: Teletext filter 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_2_3));
	printk("tvp5150: Teletext filter 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_2_4));
	printk("tvp5150: Teletext filter 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_2_5));
	printk("tvp5150: Teletext filter enable = 0x%02x\n",
	       tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
	printk("tvp5150: Interrupt status register A = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
	printk("tvp5150: Interrupt enable register A = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
	printk("tvp5150: Interrupt configuration = 0x%02x\n",
	       tvp5150_read(c, TVP5150_INT_CONF));
	printk("tvp5150: VDP configuration RAM data = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VDP_CONF_RAM_DATA));
	printk("tvp5150: Configuration RAM address low byte = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CONF_RAM_ADDR_LOW));
	printk("tvp5150: Configuration RAM address high byte = 0x%02x\n",
	       tvp5150_read(c, TVP5150_CONF_RAM_ADDR_HIGH));
	printk("tvp5150: VDP status register = 0x%02x\n",
	       tvp5150_read(c, TVP5150_VDP_STATUS_REG));
	printk("tvp5150: FIFO word count = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
	printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
	printk("tvp5150: FIFO reset = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FIFO_RESET));
	printk("tvp5150: Line number interrupt = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
	printk("tvp5150: Pixel alignment register low byte = 0x%02x\n",
	       tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
	printk("tvp5150: Pixel alignment register high byte = 0x%02x\n",
	       tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH));
	printk("tvp5150: FIFO output control = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
	printk("tvp5150: Full field enable 1 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FULL_FIELD_ENA_1));
	printk("tvp5150: Full field enable 2 = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FULL_FIELD_ENA_2));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_1));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_2));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_3));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_4));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_5));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_6));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_7));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_8));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_9));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_10));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_11));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_12));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_13));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_14));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_15));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_16));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_17));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_18));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_19));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_20));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_21));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_22));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_23));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_24));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_25));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_27));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_28));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_29));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_30));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_31));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_32));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_33));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_34));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_35));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_36));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_37));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_38));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_39));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_40));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_41));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_42));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_43));
	printk("tvp5150: Line mode registers = 0x%02x\n",
	       tvp5150_read(c, TVP5150_LINE_MODE_REG_44));
	printk("tvp5150: Full field mode register = 0x%02x\n",
	       tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
425 426 427 428 429 430
}

/****************************************************************************
			Basic functions
 ****************************************************************************/
enum tvp5150_input {
431 432 433 434
	TVP5150_ANALOG_CH0 = 0,
	TVP5150_SVIDEO = 1,
	TVP5150_ANALOG_CH1 = 2,
	TVP5150_BLACK_SCREEN = 8
435 436
};

437 438
static inline void tvp5150_selmux(struct i2c_client *c,
				  enum tvp5150_input input)
439
{
440
	struct tvp5150 *decoder = i2c_get_clientdata(c);
441

442
	if (!decoder->enable)
443
		input |= TVP5150_BLACK_SCREEN;
444

445
	tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
446 447 448 449
};

static inline void tvp5150_reset(struct i2c_client *c)
{
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	struct tvp5150 *decoder = i2c_get_clientdata(c);

452 453 454 455
	tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2);

	/* Automatic offset and AGC enabled */
	tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
456 457

	/* Normal Operation */
458
//      tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
459 460

	/* Activate YCrCb output 0x9 or 0xd ? */
461
	tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
462

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	/* Activates video std autodetection for all standards */
	tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0);
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	/* Default format: 0x47, 4:2:2: 0x40 */
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	tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47);

469
	tvp5150_selmux(c, decoder->input);
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	tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_1, 0x0c);
	tvp5150_write(c, TVP5150_CHROMA_PROC_CTL_2, 0x54);

	tvp5150_write(c, 0x27, 0x20);	/* ?????????? */

	tvp5150_write(c, TVP5150_VIDEO_STD, 0x0);	/* Auto switch */

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	tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
	tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
	tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
	tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
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};

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static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
{
/*	struct tvp5150 *decoder = i2c_get_clientdata(c); */

	switch (ctrl->id) {
	case V4L2_CID_BRIGHTNESS:
		ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
		return 0;
	case V4L2_CID_CONTRAST:
		ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
		return 0;
	case V4L2_CID_SATURATION:
		ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
		return 0;
	case V4L2_CID_HUE:
		ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
		return 0;
	default:
		return -EINVAL;
	}
}

static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
{
/*	struct tvp5150 *decoder = i2c_get_clientdata(c); */

	switch (ctrl->id) {
	case V4L2_CID_BRIGHTNESS:
		tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
		return 0;
	case V4L2_CID_CONTRAST:
		tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
		return 0;
	case V4L2_CID_SATURATION:
		tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
		return 0;
	case V4L2_CID_HUE:
		tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
		return 0;
	default:
		return -EINVAL;
	}
}

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/****************************************************************************
			I2C Command
 ****************************************************************************/
static int tvp5150_command(struct i2c_client *client,
			   unsigned int cmd, void *arg)
{
	struct tvp5150 *decoder = i2c_get_clientdata(client);

	switch (cmd) {

	case 0:
	case DECODER_INIT:
		tvp5150_reset(client);
		break;

	case DECODER_DUMP:
		dump_reg(client);
		break;

	case DECODER_GET_CAPABILITIES:
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		{
			struct video_decoder_capability *cap = arg;

			cap->flags = VIDEO_DECODER_PAL |
			    VIDEO_DECODER_NTSC |
			    VIDEO_DECODER_SECAM |
			    VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
			cap->inputs = 3;
			cap->outputs = 1;
			break;
		}
559
	case DECODER_GET_STATUS:
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		{
			break;
		}
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	case DECODER_SET_GPIO:
		break;

	case DECODER_SET_VBI_BYPASS:
		break;

	case DECODER_SET_NORM:
571 572
		{
			int *iarg = arg;
573

574
			switch (*iarg) {
575

576 577
			case VIDEO_MODE_NTSC:
				break;
578

579 580
			case VIDEO_MODE_PAL:
				break;
581

582 583
			case VIDEO_MODE_SECAM:
				break;
584

585 586
			case VIDEO_MODE_AUTO:
				break;
587

588 589
			default:
				return -EINVAL;
590

591 592 593
			}
			decoder->norm = *iarg;
			break;
594 595
		}
	case DECODER_SET_INPUT:
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		{
			int *iarg = arg;
			if (*iarg < 0 || *iarg > 3) {
				return -EINVAL;
			}
601

602 603
			decoder->input = *iarg;
			tvp5150_selmux(client, decoder->input);
604

605 606
			break;
		}
607
	case DECODER_SET_OUTPUT:
608 609
		{
			int *iarg = arg;
610

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			/* not much choice of outputs */
			if (*iarg != 0) {
				return -EINVAL;
			}
			break;
616 617
		}
	case DECODER_ENABLE_OUTPUT:
618 619
		{
			int *iarg = arg;
620

621
			decoder->enable = (*iarg != 0);
622

623
			tvp5150_selmux(client, decoder->input);
624

625
			break;
626
		}
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	case VIDIOC_QUERYCTRL:
		{
			struct v4l2_queryctrl *qc = arg;
			u8 i, n;

			dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL");

			n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
			for (i = 0; i < n; i++)
				if (qc->id && qc->id == tvp5150_qctrl[i].id) {
					memcpy(qc, &(tvp5150_qctrl[i]),
					       sizeof(*qc));
					return 0;
				}

			return -EINVAL;
643
		}
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	case VIDIOC_G_CTRL:
		{
			struct v4l2_control *ctrl = arg;
			dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL");

			return tvp5150_get_ctrl(client, ctrl);
650
		}
651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701
	case VIDIOC_S_CTRL_OLD:	/* ??? */
	case VIDIOC_S_CTRL:
		{
			struct v4l2_control *ctrl = arg;
			u8 i, n;
			dprintk(1, KERN_DEBUG "VIDIOC_S_CTRL");
			n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
			for (i = 0; i < n; i++)
				if (ctrl->id == tvp5150_qctrl[i].id) {
					if (ctrl->value <
					    tvp5150_qctrl[i].minimum
					    || ctrl->value >
					    tvp5150_qctrl[i].maximum)
						return -ERANGE;
					dprintk(1,
						KERN_DEBUG
						"VIDIOC_S_CTRL: id=%d, value=%d",
						ctrl->id, ctrl->value);
					return tvp5150_set_ctrl(client, ctrl);
				}
			return -EINVAL;
		}

	case DECODER_SET_PICTURE:
		{
			struct video_picture *pic = arg;
			if (decoder->bright != pic->brightness) {
				/* We want 0 to 255 we get 0-65535 */
				decoder->bright = pic->brightness;
				tvp5150_write(client, TVP5150_BRIGHT_CTL,
					      decoder->bright >> 8);
			}
			if (decoder->contrast != pic->contrast) {
				/* We want 0 to 255 we get 0-65535 */
				decoder->contrast = pic->contrast;
				tvp5150_write(client, TVP5150_CONTRAST_CTL,
					      decoder->contrast >> 8);
			}
			if (decoder->sat != pic->colour) {
				/* We want 0 to 255 we get 0-65535 */
				decoder->sat = pic->colour;
				tvp5150_write(client, TVP5150_SATURATION_CTL,
					      decoder->contrast >> 8);
			}
			if (decoder->hue != pic->hue) {
				/* We want -128 to 127 we get 0-65535 */
				decoder->hue = pic->hue;
				tvp5150_write(client, TVP5150_HUE_CTL,
					      (decoder->hue - 32768) >> 8);
			}
			break;
702
		}
703 704 705 706 707 708
	default:
		return -EINVAL;
	}

	return 0;
}
709 710 711 712 713 714

/****************************************************************************
			I2C Client & Driver
 ****************************************************************************/
static struct i2c_driver driver;

715 716 717 718
static struct i2c_client client_template = {
	.name = "(unset)",
	.flags = I2C_CLIENT_ALLOW_USE,
	.driver = &driver,
719 720
};

721 722
static int tvp5150_detect_client(struct i2c_adapter *adapter,
				 int address, int kind)
723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744
{
	struct i2c_client *client;
	struct tvp5150 *core;
	int rv;

	dprintk(1,
		KERN_INFO
		"tvp5150.c: detecting tvp5150 client on address 0x%x\n",
		address << 1);

	client_template.adapter = adapter;
	client_template.addr = address;

	/* Check if the adapter supports the needed features */
	if (!i2c_check_functionality
	    (adapter,
	     I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
		return 0;

	client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
	if (client == 0)
		return -ENOMEM;
745
	memcpy(client, &client_template, sizeof(struct i2c_client));
746 747 748 749 750 751 752 753 754 755 756

	core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL);
	if (core == 0) {
		kfree(client);
		return -ENOMEM;
	}
	memset(core, 0, sizeof(struct tvp5150));
	i2c_set_clientdata(client, core);

	rv = i2c_attach_client(client);

757 758 759 760 761 762 763 764
	core->norm = VIDEO_MODE_AUTO;
	core->input = 2;
	core->enable = 1;
	core->bright = 32768;
	core->contrast = 32768;
	core->hue = 32768;
	core->sat = 32768;

765 766 767 768 769 770
	if (rv) {
		kfree(client);
		kfree(core);
		return rv;
	}

771 772
	if (debug > 1)
		dump_reg(client);
773 774 775 776

	return 0;
}

777
static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
778 779 780 781 782 783 784 785
{
	dprintk(1,
		KERN_INFO
		"tvp5150.c: starting probe for adapter %s (0x%x)\n",
		adapter->name, adapter->id);
	return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
}

786
static int tvp5150_detach_client(struct i2c_client *client)
787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813
{
	struct tvp5150 *decoder = i2c_get_clientdata(client);
	int err;

	err = i2c_detach_client(client);
	if (err) {
		return err;
	}

	kfree(decoder);
	kfree(client);

	return 0;
}

/* ----------------------------------------------------------------------- */

static struct i2c_driver driver = {
	.owner = THIS_MODULE,
	.name = "tvp5150",

	/* FIXME */
	.id = I2C_DRIVERID_SAA7110,
	.flags = I2C_DF_NOTIFY,

	.attach_adapter = tvp5150_attach_adapter,
	.detach_client = tvp5150_detach_client,
814 815

	.command = tvp5150_command,
816 817
};

818
static int __init tvp5150_init(void)
819 820 821 822
{
	return i2c_add_driver(&driver);
}

823
static void __exit tvp5150_exit(void)
824 825 826 827 828 829
{
	i2c_del_driver(&driver);
}

module_init(tvp5150_init);
module_exit(tvp5150_exit);