davidlt/kernel-ark
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
1eaad5b113
kernel-ark/drivers/media/video/tvp5150.c
Mauro Carvalho Chehab 4c86f973ba [PATCH] v4l: 678: fixed input selection 
- Fixed input selection.

Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-11-09 07:56:11 -08:00

716 lines
24 KiB
C
Raw Blame History

/*
* 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/videodev.h>
#include <linux/i2c.h>
#include <linux/videodev.h>
#include <linux/delay.h>
#include <linux/video_decoder.h>
#include "tvp5150_reg.h"
MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver"); /* standard i2c insmod options */
MODULE_AUTHOR("Mauro Carvalho Chehab");
MODULE_LICENSE("GPL");
static unsigned short normal_i2c[] = {
0xb8 >> 1,
0xba >> 1,
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)
struct tvp5150 {
struct i2c_client *client;
int norm;
int input;
int enable;
int bright;
int contrast;
int hue;
int sat;
};
static inline int tvp5150_read(struct i2c_client *c, unsigned char addr)
{
unsigned char buffer[1];
int rc;
buffer[0] = addr;
if (1 != (rc = i2c_master_send(c, buffer, 1)))
dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
msleep(10);
if (1 != (rc = i2c_master_recv(c, buffer, 1)))
dprintk(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
return (buffer[0]);
}
static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
unsigned char value)
{
unsigned char buffer[2];
int rc;
/* struct tvp5150 *core = i2c_get_clientdata(c); */
buffer[0] = addr;
buffer[1] = value;
dprintk(1,"tvp5150: writing 0x%02x 0x%02x\n",buffer[0],buffer[1]);
if (2 != (rc = i2c_master_send(c, buffer, 2)))
dprintk(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
}
static void dump_reg(struct i2c_client *c)
{
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));
}
/****************************************************************************
Basic functions
****************************************************************************/
enum tvp5150_input {
TVP5150_ANALOG_CH0 = 0,
TVP5150_SVIDEO = 1,
TVP5150_ANALOG_CH1 = 2,
TVP5150_BLACK_SCREEN = 8
};
static inline void tvp5150_selmux(struct i2c_client *c,
enum tvp5150_input input)
{
struct tvp5150 *decoder = i2c_get_clientdata(c);
int tvp_input;
/* FIXME: It is dependent of basic driver */
switch (input)
{
case 2:
tvp_input=TVP5150_ANALOG_CH0;
break;
case 0:
tvp_input=TVP5150_ANALOG_CH1;
break;
case 1:
tvp_input=TVP5150_SVIDEO;
break;
default:
tvp_input=TVP5150_BLACK_SCREEN;
}
if (!decoder->enable)
tvp_input|=TVP5150_BLACK_SCREEN;
tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, tvp_input);
};
static inline void tvp5150_reset(struct i2c_client *c)
{
struct tvp5150 *decoder = i2c_get_clientdata(c);
tvp5150_write(c, TVP5150_CONF_SHARED_PIN, 2);
/* Automatic offset and AGC enabled */
tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
/* Normal Operation */
// tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
/* Activate YCrCb output 0x9 or 0xd ? */
tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
/* Activates video std autodetection for all standards */
tvp5150_write(c, TVP5150_AUTOSW_MSK, 0x0);
/* Default format: 0x47, 4:2:2: 0x40 */
tvp5150_write(c, TVP5150_DATA_RATE_SEL, 0x47);
tvp5150_selmux(c, decoder->input);
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 */
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);
};
/****************************************************************************
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:
{
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;
}
case DECODER_GET_STATUS:
{
break;
}
case DECODER_SET_GPIO:
break;
case DECODER_SET_VBI_BYPASS:
break;
case DECODER_SET_NORM:
{
int *iarg = arg;
switch (*iarg) {
case VIDEO_MODE_NTSC:
break;
case VIDEO_MODE_PAL:
break;
case VIDEO_MODE_SECAM:
break;
case VIDEO_MODE_AUTO:
break;
default:
return -EINVAL;
}
decoder->norm = *iarg;
break;
}
case DECODER_SET_INPUT:
{
int *iarg = arg;
if (*iarg < 0 || *iarg > 3) {
return -EINVAL;
}
decoder->input=*iarg;
tvp5150_selmux(client, decoder->input);
break;
}
case DECODER_SET_OUTPUT:
{
int *iarg = arg;
/* not much choice of outputs */
if (*iarg != 0) {
return -EINVAL;
}
break;
}
case DECODER_ENABLE_OUTPUT:
{
int *iarg = arg;
decoder->enable = (*iarg != 0);
tvp5150_selmux(client, decoder->input);
break;
}
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;
}
default:
return -EINVAL;
}
return 0;
}
/****************************************************************************
I2C Client & Driver
****************************************************************************/
static struct i2c_driver driver;
static struct i2c_client client_template =
{
.name = "(unset)",
.flags = I2C_CLIENT_ALLOW_USE,
.driver = &driver,
};
static int tvp5150_detect_client (struct i2c_adapter *adapter,
int address, int kind)
{
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;
memcpy(client,&client_template,sizeof(struct i2c_client));
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);
core->norm = VIDEO_MODE_AUTO;
core->input = 2;
core->enable = 1;
core->bright = 32768;
core->contrast = 32768;
core->hue = 32768;
core->sat = 32768;
if (rv) {
kfree(client);
kfree(core);
return rv;
}
dump_reg (client);
return 0;
}
static int
tvp5150_attach_adapter (struct i2c_adapter *adapter)
{
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);
}
static int
tvp5150_detach_client (struct i2c_client *client)
{
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,
.command = tvp5150_command,
};
static int __init
tvp5150_init (void)
{
return i2c_add_driver(&driver);
}
static void __exit
tvp5150_exit (void)
{
i2c_del_driver(&driver);
}
module_init(tvp5150_init);
module_exit(tvp5150_exit);
Reference in New Issue View Git Blame Copy Permalink