tvp5150.c 33.5 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 <media/v4l2-common.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)");

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#define tvp5150_info(fmt, arg...) do { \
	printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->name, \
	       i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
#define tvp5150_dbg(num, fmt, arg...) \
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	do { \
		if (debug >= num) \
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			printk(KERN_DEBUG "%s debug %d-%04x: " fmt, c->driver->name, \
			       i2c_adapter_id(c->adapter), c->addr , ## arg); \
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	} while (0)

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/* supported controls */
static struct v4l2_queryctrl tvp5150_qctrl[] = {
	{
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		.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,
	}, {
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		 .id = V4L2_CID_SATURATION,
		 .type = V4L2_CTRL_TYPE_INTEGER,
		 .name = "Saturation",
		 .minimum = 0,
		 .maximum = 255,
		 .step = 0x1,
		 .default_value = 0x10,
		 .flags = 0,
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	}, {
		.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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};

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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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		tvp5150_dbg(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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		tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);

	tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
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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;

	buffer[0] = addr;
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	buffer[1] = value;
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	tvp5150_dbg(2, "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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		tvp5150_dbg(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));
431 432 433 434 435 436
}

/****************************************************************************
			Basic functions
 ****************************************************************************/
enum tvp5150_input {
437 438 439 440
	TVP5150_ANALOG_CH0 = 0,
	TVP5150_SVIDEO = 1,
	TVP5150_ANALOG_CH1 = 2,
	TVP5150_BLACK_SCREEN = 8
441 442
};

443 444
static inline void tvp5150_selmux(struct i2c_client *c,
				  enum tvp5150_input input)
445
{
446 447
	int opmode=0;

448
	struct tvp5150 *decoder = i2c_get_clientdata(c);
449

450
	if (!decoder->enable)
451
		input |= TVP5150_BLACK_SCREEN;
452

453 454 455 456 457 458 459 460 461 462 463
	switch (input) {
	case TVP5150_ANALOG_CH0:
	case TVP5150_ANALOG_CH1:
		opmode=0x30;		/* TV Mode */
		break;
	default:
		opmode=0;		/* Auto Mode */
		break;
	}

	tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
464
	tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
465 466
};

467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636
struct i2c_reg_value {
	unsigned char reg;
	unsigned char value;
};

/* Default values as sugested at TVP5150AM1 datasheet */
static const struct i2c_reg_value tvp5150_init_default[] = {
	{ /* 0x00 */
		TVP5150_VD_IN_SRC_SEL_1,0x00
	},
	{ /* 0x01 */
		TVP5150_ANAL_CHL_CTL,0x15
	},
	{ /* 0x02 */
		TVP5150_OP_MODE_CTL,0x00
	},
	{ /* 0x03 */
		TVP5150_MISC_CTL,0x01
	},
	{ /* 0x06 */
		TVP5150_COLOR_KIL_THSH_CTL,0x10
	},
	{ /* 0x07 */
		TVP5150_LUMA_PROC_CTL_1,0x60
	},
	{ /* 0x08 */
		TVP5150_LUMA_PROC_CTL_2,0x00
	},
	{ /* 0x09 */
		TVP5150_BRIGHT_CTL,0x80
	},
	{ /* 0x0a */
		TVP5150_SATURATION_CTL,0x80
	},
	{ /* 0x0b */
		TVP5150_HUE_CTL,0x00
	},
	{ /* 0x0c */
		TVP5150_CONTRAST_CTL,0x80
	},
	{ /* 0x0d */
		TVP5150_DATA_RATE_SEL,0x47
	},
	{ /* 0x0e */
		TVP5150_LUMA_PROC_CTL_3,0x00
	},
	{ /* 0x0f */
		TVP5150_CONF_SHARED_PIN,0x08
	},
	{ /* 0x11 */
		TVP5150_ACT_VD_CROP_ST_MSB,0x00
	},
	{ /* 0x12 */
		TVP5150_ACT_VD_CROP_ST_LSB,0x00
	},
	{ /* 0x13 */
		TVP5150_ACT_VD_CROP_STP_MSB,0x00
	},
	{ /* 0x14 */
		TVP5150_ACT_VD_CROP_STP_LSB,0x00
	},
	{ /* 0x15 */
		TVP5150_GENLOCK,0x01
	},
	{ /* 0x16 */
		TVP5150_HORIZ_SYNC_START,0x80
	},
	{ /* 0x18 */
		TVP5150_VERT_BLANKING_START,0x00
	},
	{ /* 0x19 */
		TVP5150_VERT_BLANKING_STOP,0x00
	},
	{ /* 0x1a */
		TVP5150_CHROMA_PROC_CTL_1,0x0c
	},
	{ /* 0x1b */
		TVP5150_CHROMA_PROC_CTL_2,0x14
	},
	{ /* 0x1c */
		TVP5150_INT_RESET_REG_B,0x00
	},
	{ /* 0x1d */
		TVP5150_INT_ENABLE_REG_B,0x00
	},
	{ /* 0x1e */
		TVP5150_INTT_CONFIG_REG_B,0x00
	},
	{ /* 0x28 */
		TVP5150_VIDEO_STD,0x00
	},
	{ /* 0x2e */
		TVP5150_MACROVISION_ON_CTR,0x0f
	},
	{ /* 0x2f */
		TVP5150_MACROVISION_OFF_CTR,0x01
	},
	{ /* 0xbb */
		TVP5150_TELETEXT_FIL_ENA,0x00
	},
	{ /* 0xc0 */
		TVP5150_INT_STATUS_REG_A,0x00
	},
	{ /* 0xc1 */
		TVP5150_INT_ENABLE_REG_A,0x00
	},
	{ /* 0xc2 */
		TVP5150_INT_CONF,0x04
	},
	{ /* 0xc8 */
		TVP5150_FIFO_INT_THRESHOLD,0x80
	},
	{ /* 0xc9 */
		TVP5150_FIFO_RESET,0x00
	},
	{ /* 0xca */
		TVP5150_LINE_NUMBER_INT,0x00
	},
	{ /* 0xcb */
		TVP5150_PIX_ALIGN_REG_LOW,0x4e
	},
	{ /* 0xcc */
		TVP5150_PIX_ALIGN_REG_HIGH,0x00
	},
	{ /* 0xcd */
		TVP5150_FIFO_OUT_CTRL,0x01
	},
	{ /* 0xcf */
		TVP5150_FULL_FIELD_ENA_1,0x00
	},
	{ /* 0xd0 */
		TVP5150_FULL_FIELD_ENA_2,0x00
	},
	{ /* 0xfc */
		TVP5150_FULL_FIELD_MODE_REG,0x7f
	},
	{ /* end of data */
		0xff,0xff
	}
};

/* Default values as sugested at TVP5150AM1 datasheet */
static const struct i2c_reg_value tvp5150_init_enable[] = {
	{
		TVP5150_CONF_SHARED_PIN, 2
	},{	/* Automatic offset and AGC enabled */
		TVP5150_ANAL_CHL_CTL, 0x15
	},{	/* Activate YCrCb output 0x9 or 0xd ? */
		TVP5150_MISC_CTL, 0x6f
	},{	/* Activates video std autodetection for all standards */
		TVP5150_AUTOSW_MSK, 0x0
	},{	/* Default format: 0x47. For 4:2:2: 0x40 */
		TVP5150_DATA_RATE_SEL, 0x47
	},{
		TVP5150_CHROMA_PROC_CTL_1, 0x0c
	},{
		TVP5150_CHROMA_PROC_CTL_2, 0x54
	},{	/* Non documented, but initialized on WinTV USB2 */
		0x27, 0x20
	},{
		0xff,0xff
	}
};

struct i2c_vbi_ram_value {
	u16 reg;
	unsigned char values[26];
};

struct i2c_vbi_ram_value vbi_ram_default[] =
637
{
638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675
	{0x010, /* WST SECAM 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x26, 0xe6, 0xb4, 0x0e, 0x0, 0x0, 0x0, 0x10, 0x0 }
	},
	{0x030, /* WST PAL B 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0x27, 0x2e, 0x20, 0x2b, 0xa6, 0x72, 0x10, 0x0, 0x0, 0x0, 0x10, 0x0 }
	},
	{0x050, /* WST PAL C 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x22, 0xa6, 0x98, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 }
	},
	{0x070, /* WST NTSC 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0x27, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 }
	},
	{0x090, /* NABTS, NTSC 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0xe7, 0x2e, 0x20, 0x22, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x15, 0x0 }
	},
	{0x0b0, /* NABTS, NTSC-J 6 */
		{ 0xaa, 0xaa, 0xff, 0xff , 0xa7, 0x2e, 0x20, 0x23, 0x69, 0x93, 0x0d, 0x0, 0x0, 0x0, 0x10, 0x0 }
	},
	{0x0d0, /* CC, PAL/SECAM 6 */
		{ 0xaa, 0x2a, 0xff, 0x3f , 0x04, 0x51, 0x6e, 0x02, 0xa6, 0x7b, 0x09, 0x0, 0x0, 0x0, 0x27, 0x0 }
	},
	{0x0f0, /* CC, NTSC 6 */
		{ 0xaa, 0x2a, 0xff, 0x3f , 0x04, 0x51, 0x6e, 0x02, 0x69, 0x8c, 0x09, 0x0, 0x0, 0x0, 0x27, 0x0 }
	},
	{0x110, /* WSS, PAL/SECAM 6 */
		{ 0x5b, 0x55, 0xc5, 0xff , 0x0, 0x71, 0x6e, 0x42, 0xa6, 0xcd, 0x0f, 0x0, 0x0, 0x0, 0x3a, 0x0 }
	},
	{0x130, /* WSS, NTSC C */
		{ 0x38, 0x00, 0x3f, 0x00 , 0x0, 0x71, 0x6e, 0x43, 0x69, 0x7c, 0x08, 0x0, 0x0, 0x0, 0x39, 0x0 }
	},
	{0x150, /* VITC, PAL/SECAM 6 */
		{ 0x0, 0x0, 0x0, 0x0 , 0x0, 0x8f, 0x6d, 0x49, 0xa6, 0x85, 0x08, 0x0, 0x0, 0x0, 0x4c, 0x0 }
	},
	{0x170, /* VITC, NTSC 6 */
		{ 0x0, 0x0, 0x0, 0x0 , 0x0, 0x8f, 0x6d, 0x49, 0x69, 0x94, 0x08, 0x0, 0x0, 0x0, 0x4c, 0x0 }
	},
	{ (u16)-1 }
};
676

677 678 679 680 681 682 683 684 685
static int tvp5150_write_inittab(struct i2c_client *c,
				 const struct i2c_reg_value *regs)
{
	while (regs->reg != 0xff) {
		tvp5150_write(c, regs->reg, regs->value);
		regs++;
	}
	return 0;
}
686

687 688 689 690
static int tvp5150_vdp_init(struct i2c_client *c,
				 const struct i2c_vbi_ram_value *regs)
{
	unsigned int i;
691

692 693
	/* Disable Full Field */
	tvp5150_write(c, TVP5150_FULL_FIELD_ENA_1, 0);
694

695 696 697
	/* Before programming, Line mode should be at 0xff */
	for (i=TVP5150_FULL_FIELD_ENA_2; i<=TVP5150_LINE_MODE_REG_44; i++)
		tvp5150_write(c, i, 0xff);
698

699 700 701 702
	/* Load Ram Table */
	while (regs->reg != (u16)-1 ) {
		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
703

704 705
		for (i=0;i<16;i++)
			tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);
706

707 708 709 710
		regs++;
	}
	return 0;
}
711

712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738
static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
{
	struct tvp5150 *decoder = i2c_get_clientdata(c);
	int fmt=0;

	decoder->norm=std;

	/* First tests should be against specific std */

	if (std == V4L2_STD_ALL) {
		fmt=0;	/* Autodetect mode */
	} else if (std & V4L2_STD_NTSC_443) {
		fmt=0xa;
	} else if (std & V4L2_STD_PAL_M) {
		fmt=0x6;
	} else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
		fmt=0x8;
	} else {
		/* Then, test against generic ones */
		if (std & V4L2_STD_NTSC) {
			fmt=0x2;
		} else if (std & V4L2_STD_PAL) {
			fmt=0x4;
		} else if (std & V4L2_STD_SECAM) {
			fmt=0xc;
		}
	}
739

740 741
	tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
	tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
742

743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765
	return 0;
}

static inline void tvp5150_reset(struct i2c_client *c)
{
	u8 type, ver_656, msb_id, lsb_id, msb_rom, lsb_rom;
	struct tvp5150 *decoder = i2c_get_clientdata(c);

	type=tvp5150_read(c,TVP5150_AUTOSW_MSK);
	msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
	lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
	msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
	lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);

	if (type==0xdc) {
		ver_656=tvp5150_read(c,TVP5150_REV_SELECT);
		tvp5150_info("tvp%02x%02xam1 detected 656 version is %d.\n",msb_id, lsb_id,ver_656);
	} else if (type==0xfc) {
		tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
	} else {
		tvp5150_info("unknown tvp%02x%02x chip detected(%d).\n",msb_id,lsb_id,type);
	}
	tvp5150_info("Rom ver is %d.%d\n",msb_rom,lsb_rom);
766

767 768 769 770 771 772 773 774 775 776 777 778 779
	/* Initializes TVP5150 to its default values */
	tvp5150_write_inittab(c, tvp5150_init_default);

	/* Initializes VDP registers */
	tvp5150_vdp_init(c, vbi_ram_default);

	/* Selects decoder input */
	tvp5150_selmux(c, decoder->input);

	/* Initializes TVP5150 to stream enabled values */
	tvp5150_write_inittab(c, tvp5150_init_enable);

	/* Initialize image preferences */
780 781 782 783
	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);
784 785

	tvp5150_set_std(c, decoder->norm);
786 787
};

788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805
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;
	}
806
	return -EINVAL;
807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826
}

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;
	}
827
	return -EINVAL;
828 829
}

830 831 832
/****************************************************************************
			I2C Command
 ****************************************************************************/
833
static int tvp5150_command(struct i2c_client *c,
834 835
			   unsigned int cmd, void *arg)
{
836
	struct tvp5150 *decoder = i2c_get_clientdata(c);
837 838 839 840

	switch (cmd) {

	case 0:
841
	case VIDIOC_INT_RESET:
842
	case DECODER_INIT:
843 844 845 846 847 848 849 850
		tvp5150_reset(c);
		break;
	case VIDIOC_S_STD:
		if (decoder->norm == *(v4l2_std_id *)arg)
			break;
		return tvp5150_set_std(c, *(v4l2_std_id *)arg);
	case VIDIOC_G_STD:
		*(v4l2_std_id *)arg = decoder->norm;
851 852 853
		break;

	case DECODER_DUMP:
854
		dump_reg(c);
855 856 857
		break;

	case DECODER_GET_CAPABILITIES:
858 859 860 861 862 863 864 865 866 867 868
		{
			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;
		}
869
	case DECODER_GET_STATUS:
870 871 872
		{
			break;
		}
873 874 875 876 877 878 879 880

	case DECODER_SET_GPIO:
		break;

	case DECODER_SET_VBI_BYPASS:
		break;

	case DECODER_SET_NORM:
881 882
		{
			int *iarg = arg;
883

884
			switch (*iarg) {
885

886 887
			case VIDEO_MODE_NTSC:
				break;
888

889 890
			case VIDEO_MODE_PAL:
				break;
891

892 893
			case VIDEO_MODE_SECAM:
				break;
894

895 896
			case VIDEO_MODE_AUTO:
				break;
897

898 899
			default:
				return -EINVAL;
900

901 902 903
			}
			decoder->norm = *iarg;
			break;
904 905
		}
	case DECODER_SET_INPUT:
906 907 908 909 910
		{
			int *iarg = arg;
			if (*iarg < 0 || *iarg > 3) {
				return -EINVAL;
			}
911

912
			decoder->input = *iarg;
913
			tvp5150_selmux(c, decoder->input);
914

915 916
			break;
		}
917
	case DECODER_SET_OUTPUT:
918 919
		{
			int *iarg = arg;
920

921 922 923 924 925
			/* not much choice of outputs */
			if (*iarg != 0) {
				return -EINVAL;
			}
			break;
926 927
		}
	case DECODER_ENABLE_OUTPUT:
928 929
		{
			int *iarg = arg;
930

931
			decoder->enable = (*iarg != 0);
932

933
			tvp5150_selmux(c, decoder->input);
934

935
			break;
936
		}
937 938 939
	case VIDIOC_QUERYCTRL:
		{
			struct v4l2_queryctrl *qc = arg;
940
			int i;
941

942
			tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
943

944
			for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
945 946 947 948 949 950 951
				if (qc->id && qc->id == tvp5150_qctrl[i].id) {
					memcpy(qc, &(tvp5150_qctrl[i]),
					       sizeof(*qc));
					return 0;
				}

			return -EINVAL;
952
		}
953 954 955
	case VIDIOC_G_CTRL:
		{
			struct v4l2_control *ctrl = arg;
956
			tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
957

958
			return tvp5150_get_ctrl(c, ctrl);
959
		}
960 961 962 963 964 965 966 967 968 969 970 971
	case VIDIOC_S_CTRL:
		{
			struct v4l2_control *ctrl = arg;
			u8 i, n;
			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;
972 973
					tvp5150_dbg(1,
						"VIDIOC_S_CTRL: id=%d, value=%d\n",
974
						ctrl->id, ctrl->value);
975
					return tvp5150_set_ctrl(c, ctrl);
976 977 978 979 980 981 982 983 984 985
				}
			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;
986
				tvp5150_write(c, TVP5150_BRIGHT_CTL,
987 988 989 990 991
					      decoder->bright >> 8);
			}
			if (decoder->contrast != pic->contrast) {
				/* We want 0 to 255 we get 0-65535 */
				decoder->contrast = pic->contrast;
992
				tvp5150_write(c, TVP5150_CONTRAST_CTL,
993 994 995 996 997
					      decoder->contrast >> 8);
			}
			if (decoder->sat != pic->colour) {
				/* We want 0 to 255 we get 0-65535 */
				decoder->sat = pic->colour;
998
				tvp5150_write(c, TVP5150_SATURATION_CTL,
999 1000 1001 1002 1003
					      decoder->contrast >> 8);
			}
			if (decoder->hue != pic->hue) {
				/* We want -128 to 127 we get 0-65535 */
				decoder->hue = pic->hue;
1004
				tvp5150_write(c, TVP5150_HUE_CTL,
1005 1006 1007
					      (decoder->hue - 32768) >> 8);
			}
			break;
1008
		}
1009 1010 1011 1012 1013 1014
	default:
		return -EINVAL;
	}

	return 0;
}
1015 1016 1017 1018 1019 1020

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

1021 1022 1023
static struct i2c_client client_template = {
	.name = "(unset)",
	.driver = &driver,
1024 1025
};

1026 1027
static int tvp5150_detect_client(struct i2c_adapter *adapter,
				 int address, int kind)
1028
{
1029
	struct i2c_client *c;
1030 1031 1032
	struct tvp5150 *core;
	int rv;

1033 1034
	if (debug)
		printk( KERN_INFO
1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046
		"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;

1047 1048
	c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
	if (c == 0)
1049
		return -ENOMEM;
1050
	memcpy(c, &client_template, sizeof(struct i2c_client));
1051 1052 1053

	core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL);
	if (core == 0) {
1054
		kfree(c);
1055 1056 1057
		return -ENOMEM;
	}
	memset(core, 0, sizeof(struct tvp5150));
1058
	i2c_set_clientdata(c, core);
1059

1060
	rv = i2c_attach_client(c);
1061

1062
	core->norm = V4L2_STD_ALL;
1063 1064 1065 1066 1067 1068 1069
	core->input = 2;
	core->enable = 1;
	core->bright = 32768;
	core->contrast = 32768;
	core->hue = 32768;
	core->sat = 32768;

1070
	if (rv) {
1071
		kfree(c);
1072 1073 1074 1075
		kfree(core);
		return rv;
	}

1076
	if (debug > 1)
1077
		dump_reg(c);
1078 1079 1080
	return 0;
}

1081
static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
1082
{
1083 1084
	if (debug)
		printk( KERN_INFO
1085 1086 1087 1088 1089
		"tvp5150.c: starting probe for adapter %s (0x%x)\n",
		adapter->name, adapter->id);
	return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
}

1090
static int tvp5150_detach_client(struct i2c_client *c)
1091
{
1092
	struct tvp5150 *decoder = i2c_get_clientdata(c);
1093 1094
	int err;

1095 1096 1097 1098 1099
	tvp5150_dbg(1,
		"tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
		c->addr << 1);

	err = i2c_detach_client(c);
1100 1101 1102 1103 1104
	if (err) {
		return err;
	}

	kfree(decoder);
1105
	kfree(c);
1106 1107 1108 1109 1110 1111 1112

	return 0;
}

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

static struct i2c_driver driver = {
1113 1114 1115
	.driver = {
		.name = "tvp5150",
	},
1116 1117 1118 1119 1120 1121

	/* FIXME */
	.id = I2C_DRIVERID_SAA7110,

	.attach_adapter = tvp5150_attach_adapter,
	.detach_client = tvp5150_detach_client,
1122 1123

	.command = tvp5150_command,
1124 1125
};

1126
static int __init tvp5150_init(void)
1127 1128 1129 1130
{
	return i2c_add_driver(&driver);
}

1131
static void __exit tvp5150_exit(void)
1132 1133 1134 1135 1136 1137
{
	i2c_del_driver(&driver);
}

module_init(tvp5150_init);
module_exit(tvp5150_exit);