/* * 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> #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) /* 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, } }; 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); if (!decoder->enable) input |= TVP5150_BLACK_SCREEN; tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, 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); }; 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; } } /**************************************************************************** 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 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; } case VIDIOC_G_CTRL: { struct v4l2_control *ctrl = arg; dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL"); return tvp5150_get_ctrl(client, ctrl); } 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; } 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; } if (debug > 1) 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);