diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-avcore.c')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-avcore.c | 3087 |
1 files changed, 0 insertions, 3087 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-avcore.c b/drivers/media/video/cx231xx/cx231xx-avcore.c deleted file mode 100644 index 447148eff958..000000000000 --- a/drivers/media/video/cx231xx/cx231xx-avcore.c +++ /dev/null @@ -1,3087 +0,0 @@ -/* - cx231xx_avcore.c - driver for Conexant Cx23100/101/102 - USB video capture devices - - Copyright (C) 2008 <srinivasa.deevi at conexant dot com> - - This program contains the specific code to control the avdecoder chip and - other related usb control functions for cx231xx based chipset. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/init.h> -#include <linux/list.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/bitmap.h> -#include <linux/usb.h> -#include <linux/i2c.h> -#include <linux/mm.h> -#include <linux/mutex.h> -#include <media/tuner.h> - -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include <media/v4l2-chip-ident.h> - -#include "cx231xx.h" -#include "cx231xx-dif.h" - -#define TUNER_MODE_FM_RADIO 0 -/****************************************************************************** - -: BLOCK ARRANGEMENT :- - I2S block ----------------------| - [I2S audio] | - | - Analog Front End --> Direct IF -|-> Cx25840 --> Audio - [video & audio] | [Audio] - | - |-> Cx25840 --> Video - [Video] - -*******************************************************************************/ -/****************************************************************************** - * VERVE REGISTER * - * * - ******************************************************************************/ -static int verve_write_byte(struct cx231xx *dev, u8 saddr, u8 data) -{ - return cx231xx_write_i2c_data(dev, VERVE_I2C_ADDRESS, - saddr, 1, data, 1); -} - -static int verve_read_byte(struct cx231xx *dev, u8 saddr, u8 *data) -{ - int status; - u32 temp = 0; - - status = cx231xx_read_i2c_data(dev, VERVE_I2C_ADDRESS, - saddr, 1, &temp, 1); - *data = (u8) temp; - return status; -} -void initGPIO(struct cx231xx *dev) -{ - u32 _gpio_direction = 0; - u32 value = 0; - u8 val = 0; - - _gpio_direction = _gpio_direction & 0xFC0003FF; - _gpio_direction = _gpio_direction | 0x03FDFC00; - cx231xx_send_gpio_cmd(dev, _gpio_direction, (u8 *)&value, 4, 0, 0); - - verve_read_byte(dev, 0x07, &val); - cx231xx_info(" verve_read_byte address0x07=0x%x\n", val); - verve_write_byte(dev, 0x07, 0xF4); - verve_read_byte(dev, 0x07, &val); - cx231xx_info(" verve_read_byte address0x07=0x%x\n", val); - - cx231xx_capture_start(dev, 1, Vbi); - - cx231xx_mode_register(dev, EP_MODE_SET, 0x0500FE00); - cx231xx_mode_register(dev, GBULK_BIT_EN, 0xFFFDFFFF); - -} -void uninitGPIO(struct cx231xx *dev) -{ - u8 value[4] = { 0, 0, 0, 0 }; - - cx231xx_capture_start(dev, 0, Vbi); - verve_write_byte(dev, 0x07, 0x14); - cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - 0x68, value, 4); -} - -/****************************************************************************** - * A F E - B L O C K C O N T R O L functions * - * [ANALOG FRONT END] * - ******************************************************************************/ -static int afe_write_byte(struct cx231xx *dev, u16 saddr, u8 data) -{ - return cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS, - saddr, 2, data, 1); -} - -static int afe_read_byte(struct cx231xx *dev, u16 saddr, u8 *data) -{ - int status; - u32 temp = 0; - - status = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, - saddr, 2, &temp, 1); - *data = (u8) temp; - return status; -} - -int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count) -{ - int status = 0; - u8 temp = 0; - u8 afe_power_status = 0; - int i = 0; - - /* super block initialize */ - temp = (u8) (ref_count & 0xff); - status = afe_write_byte(dev, SUP_BLK_TUNE2, temp); - if (status < 0) - return status; - - status = afe_read_byte(dev, SUP_BLK_TUNE2, &afe_power_status); - if (status < 0) - return status; - - temp = (u8) ((ref_count & 0x300) >> 8); - temp |= 0x40; - status = afe_write_byte(dev, SUP_BLK_TUNE1, temp); - if (status < 0) - return status; - - status = afe_write_byte(dev, SUP_BLK_PLL2, 0x0f); - if (status < 0) - return status; - - /* enable pll */ - while (afe_power_status != 0x18) { - status = afe_write_byte(dev, SUP_BLK_PWRDN, 0x18); - if (status < 0) { - cx231xx_info( - ": Init Super Block failed in send cmd\n"); - break; - } - - status = afe_read_byte(dev, SUP_BLK_PWRDN, &afe_power_status); - afe_power_status &= 0xff; - if (status < 0) { - cx231xx_info( - ": Init Super Block failed in receive cmd\n"); - break; - } - i++; - if (i == 10) { - cx231xx_info( - ": Init Super Block force break in loop !!!!\n"); - status = -1; - break; - } - } - - if (status < 0) - return status; - - /* start tuning filter */ - status = afe_write_byte(dev, SUP_BLK_TUNE3, 0x40); - if (status < 0) - return status; - - msleep(5); - - /* exit tuning */ - status = afe_write_byte(dev, SUP_BLK_TUNE3, 0x00); - - return status; -} - -int cx231xx_afe_init_channels(struct cx231xx *dev) -{ - int status = 0; - - /* power up all 3 channels, clear pd_buffer */ - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, 0x00); - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, 0x00); - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, 0x00); - - /* Enable quantizer calibration */ - status = afe_write_byte(dev, ADC_COM_QUANT, 0x02); - - /* channel initialize, force modulator (fb) reset */ - status = afe_write_byte(dev, ADC_FB_FRCRST_CH1, 0x17); - status = afe_write_byte(dev, ADC_FB_FRCRST_CH2, 0x17); - status = afe_write_byte(dev, ADC_FB_FRCRST_CH3, 0x17); - - /* start quantilizer calibration */ - status = afe_write_byte(dev, ADC_CAL_ATEST_CH1, 0x10); - status = afe_write_byte(dev, ADC_CAL_ATEST_CH2, 0x10); - status = afe_write_byte(dev, ADC_CAL_ATEST_CH3, 0x10); - msleep(5); - - /* exit modulator (fb) reset */ - status = afe_write_byte(dev, ADC_FB_FRCRST_CH1, 0x07); - status = afe_write_byte(dev, ADC_FB_FRCRST_CH2, 0x07); - status = afe_write_byte(dev, ADC_FB_FRCRST_CH3, 0x07); - - /* enable the pre_clamp in each channel for single-ended input */ - status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH1, 0xf0); - status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH2, 0xf0); - status = afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH3, 0xf0); - - /* use diode instead of resistor, so set term_en to 0, res_en to 0 */ - status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8, - ADC_QGAIN_RES_TRM_CH1, 3, 7, 0x00); - status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8, - ADC_QGAIN_RES_TRM_CH2, 3, 7, 0x00); - status = cx231xx_reg_mask_write(dev, AFE_DEVICE_ADDRESS, 8, - ADC_QGAIN_RES_TRM_CH3, 3, 7, 0x00); - - /* dynamic element matching off */ - status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH1, 0x03); - status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH2, 0x03); - status = afe_write_byte(dev, ADC_DCSERVO_DEM_CH3, 0x03); - - return status; -} - -int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev) -{ - u8 c_value = 0; - int status = 0; - - status = afe_read_byte(dev, ADC_PWRDN_CLAMP_CH2, &c_value); - c_value &= (~(0x50)); - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, c_value); - - return status; -} - -/* - The Analog Front End in Cx231xx has 3 channels. These - channels are used to share between different inputs - like tuner, s-video and composite inputs. - - channel 1 ----- pin 1 to pin4(in reg is 1-4) - channel 2 ----- pin 5 to pin8(in reg is 5-8) - channel 3 ----- pin 9 to pin 12(in reg is 9-11) -*/ -int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux) -{ - u8 ch1_setting = (u8) input_mux; - u8 ch2_setting = (u8) (input_mux >> 8); - u8 ch3_setting = (u8) (input_mux >> 16); - int status = 0; - u8 value = 0; - - if (ch1_setting != 0) { - status = afe_read_byte(dev, ADC_INPUT_CH1, &value); - value &= ~INPUT_SEL_MASK; - value |= (ch1_setting - 1) << 4; - value &= 0xff; - status = afe_write_byte(dev, ADC_INPUT_CH1, value); - } - - if (ch2_setting != 0) { - status = afe_read_byte(dev, ADC_INPUT_CH2, &value); - value &= ~INPUT_SEL_MASK; - value |= (ch2_setting - 1) << 4; - value &= 0xff; - status = afe_write_byte(dev, ADC_INPUT_CH2, value); - } - - /* For ch3_setting, the value to put in the register is - 7 less than the input number */ - if (ch3_setting != 0) { - status = afe_read_byte(dev, ADC_INPUT_CH3, &value); - value &= ~INPUT_SEL_MASK; - value |= (ch3_setting - 1) << 4; - value &= 0xff; - status = afe_write_byte(dev, ADC_INPUT_CH3, value); - } - - return status; -} - -int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode) -{ - int status = 0; - - /* - * FIXME: We need to implement the AFE code for LOW IF and for HI IF. - * Currently, only baseband works. - */ - - switch (mode) { - case AFE_MODE_LOW_IF: - cx231xx_Setup_AFE_for_LowIF(dev); - break; - case AFE_MODE_BASEBAND: - status = cx231xx_afe_setup_AFE_for_baseband(dev); - break; - case AFE_MODE_EU_HI_IF: - /* SetupAFEforEuHiIF(); */ - break; - case AFE_MODE_US_HI_IF: - /* SetupAFEforUsHiIF(); */ - break; - case AFE_MODE_JAPAN_HI_IF: - /* SetupAFEforJapanHiIF(); */ - break; - } - - if ((mode != dev->afe_mode) && - (dev->video_input == CX231XX_VMUX_TELEVISION)) - status = cx231xx_afe_adjust_ref_count(dev, - CX231XX_VMUX_TELEVISION); - - dev->afe_mode = mode; - - return status; -} - -int cx231xx_afe_update_power_control(struct cx231xx *dev, - enum AV_MODE avmode) -{ - u8 afe_power_status = 0; - int status = 0; - - switch (dev->model) { - case CX231XX_BOARD_CNXT_CARRAERA: - case CX231XX_BOARD_CNXT_RDE_250: - case CX231XX_BOARD_CNXT_SHELBY: - case CX231XX_BOARD_CNXT_RDU_250: - case CX231XX_BOARD_CNXT_RDE_253S: - case CX231XX_BOARD_CNXT_RDU_253S: - case CX231XX_BOARD_CNXT_VIDEO_GRABBER: - case CX231XX_BOARD_HAUPPAUGE_EXETER: - case CX231XX_BOARD_HAUPPAUGE_USBLIVE2: - case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID: - case CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL: - case CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC: - if (avmode == POLARIS_AVMODE_ANALOGT_TV) { - while (afe_power_status != (FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL)) { - status = afe_write_byte(dev, SUP_BLK_PWRDN, - FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL); - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - if (status < 0) - break; - } - - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x00); - } else if (avmode == POLARIS_AVMODE_DIGITAL) { - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x70); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x70); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x70); - - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - afe_power_status |= FLD_PWRDN_PD_BANDGAP | - FLD_PWRDN_PD_BIAS | - FLD_PWRDN_PD_TUNECK; - status |= afe_write_byte(dev, SUP_BLK_PWRDN, - afe_power_status); - } else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) { - while (afe_power_status != (FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL)) { - status = afe_write_byte(dev, SUP_BLK_PWRDN, - FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL); - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - if (status < 0) - break; - } - - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x00); - } else { - cx231xx_info("Invalid AV mode input\n"); - status = -1; - } - break; - default: - if (avmode == POLARIS_AVMODE_ANALOGT_TV) { - while (afe_power_status != (FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL)) { - status = afe_write_byte(dev, SUP_BLK_PWRDN, - FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL); - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - if (status < 0) - break; - } - - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x40); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x40); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x00); - } else if (avmode == POLARIS_AVMODE_DIGITAL) { - status = afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x70); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x70); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x70); - - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - afe_power_status |= FLD_PWRDN_PD_BANDGAP | - FLD_PWRDN_PD_BIAS | - FLD_PWRDN_PD_TUNECK; - status |= afe_write_byte(dev, SUP_BLK_PWRDN, - afe_power_status); - } else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) { - while (afe_power_status != (FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL)) { - status = afe_write_byte(dev, SUP_BLK_PWRDN, - FLD_PWRDN_TUNING_BIAS | - FLD_PWRDN_ENABLE_PLL); - status |= afe_read_byte(dev, SUP_BLK_PWRDN, - &afe_power_status); - if (status < 0) - break; - } - - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH1, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH2, - 0x00); - status |= afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, - 0x40); - } else { - cx231xx_info("Invalid AV mode input\n"); - status = -1; - } - } /* switch */ - - return status; -} - -int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input) -{ - u8 input_mode = 0; - u8 ntf_mode = 0; - int status = 0; - - dev->video_input = video_input; - - if (video_input == CX231XX_VMUX_TELEVISION) { - status = afe_read_byte(dev, ADC_INPUT_CH3, &input_mode); - status = afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH3, - &ntf_mode); - } else { - status = afe_read_byte(dev, ADC_INPUT_CH1, &input_mode); - status = afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH1, - &ntf_mode); - } - - input_mode = (ntf_mode & 0x3) | ((input_mode & 0x6) << 1); - - switch (input_mode) { - case SINGLE_ENDED: - dev->afe_ref_count = 0x23C; - break; - case LOW_IF: - dev->afe_ref_count = 0x24C; - break; - case EU_IF: - dev->afe_ref_count = 0x258; - break; - case US_IF: - dev->afe_ref_count = 0x260; - break; - default: - break; - } - - status = cx231xx_afe_init_super_block(dev, dev->afe_ref_count); - - return status; -} - -/****************************************************************************** - * V I D E O / A U D I O D E C O D E R C O N T R O L functions * - ******************************************************************************/ -static int vid_blk_write_byte(struct cx231xx *dev, u16 saddr, u8 data) -{ - return cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS, - saddr, 2, data, 1); -} - -static int vid_blk_read_byte(struct cx231xx *dev, u16 saddr, u8 *data) -{ - int status; - u32 temp = 0; - - status = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, - saddr, 2, &temp, 1); - *data = (u8) temp; - return status; -} - -static int vid_blk_write_word(struct cx231xx *dev, u16 saddr, u32 data) -{ - return cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS, - saddr, 2, data, 4); -} - -static int vid_blk_read_word(struct cx231xx *dev, u16 saddr, u32 *data) -{ - return cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, - saddr, 2, data, 4); -} -int cx231xx_check_fw(struct cx231xx *dev) -{ - u8 temp = 0; - int status = 0; - status = vid_blk_read_byte(dev, DL_CTL_ADDRESS_LOW, &temp); - if (status < 0) - return status; - else - return temp; - -} - -int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input) -{ - int status = 0; - - switch (INPUT(input)->type) { - case CX231XX_VMUX_COMPOSITE1: - case CX231XX_VMUX_SVIDEO: - if ((dev->current_pcb_config.type == USB_BUS_POWER) && - (dev->power_mode != POLARIS_AVMODE_ENXTERNAL_AV)) { - /* External AV */ - status = cx231xx_set_power_mode(dev, - POLARIS_AVMODE_ENXTERNAL_AV); - if (status < 0) { - cx231xx_errdev("%s: set_power_mode : Failed to" - " set Power - errCode [%d]!\n", - __func__, status); - return status; - } - } - status = cx231xx_set_decoder_video_input(dev, - INPUT(input)->type, - INPUT(input)->vmux); - break; - case CX231XX_VMUX_TELEVISION: - case CX231XX_VMUX_CABLE: - if ((dev->current_pcb_config.type == USB_BUS_POWER) && - (dev->power_mode != POLARIS_AVMODE_ANALOGT_TV)) { - /* Tuner */ - status = cx231xx_set_power_mode(dev, - POLARIS_AVMODE_ANALOGT_TV); - if (status < 0) { - cx231xx_errdev("%s: set_power_mode:Failed" - " to set Power - errCode [%d]!\n", - __func__, status); - return status; - } - } - if (dev->tuner_type == TUNER_NXP_TDA18271) - status = cx231xx_set_decoder_video_input(dev, - CX231XX_VMUX_TELEVISION, - INPUT(input)->vmux); - else - status = cx231xx_set_decoder_video_input(dev, - CX231XX_VMUX_COMPOSITE1, - INPUT(input)->vmux); - - break; - default: - cx231xx_errdev("%s: set_power_mode : Unknown Input %d !\n", - __func__, INPUT(input)->type); - break; - } - - /* save the selection */ - dev->video_input = input; - - return status; -} - -int cx231xx_set_decoder_video_input(struct cx231xx *dev, - u8 pin_type, u8 input) -{ - int status = 0; - u32 value = 0; - - if (pin_type != dev->video_input) { - status = cx231xx_afe_adjust_ref_count(dev, pin_type); - if (status < 0) { - cx231xx_errdev("%s: adjust_ref_count :Failed to set" - "AFE input mux - errCode [%d]!\n", - __func__, status); - return status; - } - } - - /* call afe block to set video inputs */ - status = cx231xx_afe_set_input_mux(dev, input); - if (status < 0) { - cx231xx_errdev("%s: set_input_mux :Failed to set" - " AFE input mux - errCode [%d]!\n", - __func__, status); - return status; - } - - switch (pin_type) { - case CX231XX_VMUX_COMPOSITE1: - status = vid_blk_read_word(dev, AFE_CTRL, &value); - value |= (0 << 13) | (1 << 4); - value &= ~(1 << 5); - - /* set [24:23] [22:15] to 0 */ - value &= (~(0x1ff8000)); - /* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0 */ - value |= 0x1000000; - status = vid_blk_write_word(dev, AFE_CTRL, value); - - status = vid_blk_read_word(dev, OUT_CTRL1, &value); - value |= (1 << 7); - status = vid_blk_write_word(dev, OUT_CTRL1, value); - - /* Set output mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - OUT_CTRL1, - FLD_OUT_MODE, - dev->board.output_mode); - - /* Tell DIF object to go to baseband mode */ - status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND); - if (status < 0) { - cx231xx_errdev("%s: cx231xx_dif set to By pass" - " mode- errCode [%d]!\n", - __func__, status); - return status; - } - - /* Read the DFE_CTRL1 register */ - status = vid_blk_read_word(dev, DFE_CTRL1, &value); - - /* enable the VBI_GATE_EN */ - value |= FLD_VBI_GATE_EN; - - /* Enable the auto-VGA enable */ - value |= FLD_VGA_AUTO_EN; - - /* Write it back */ - status = vid_blk_write_word(dev, DFE_CTRL1, value); - - /* Disable auto config of registers */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_ACFG_DIS, - cx231xx_set_field(FLD_ACFG_DIS, 1)); - - /* Set CVBS input mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_INPUT_MODE, - cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_CVBS_0)); - break; - case CX231XX_VMUX_SVIDEO: - /* Disable the use of DIF */ - - status = vid_blk_read_word(dev, AFE_CTRL, &value); - - /* set [24:23] [22:15] to 0 */ - value &= (~(0x1ff8000)); - /* set FUNC_MODE[24:23] = 2 - IF_MOD[22:15] = 0 DCR_BYP_CH2[4:4] = 1; */ - value |= 0x1000010; - status = vid_blk_write_word(dev, AFE_CTRL, value); - - /* Tell DIF object to go to baseband mode */ - status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND); - if (status < 0) { - cx231xx_errdev("%s: cx231xx_dif set to By pass" - " mode- errCode [%d]!\n", - __func__, status); - return status; - } - - /* Read the DFE_CTRL1 register */ - status = vid_blk_read_word(dev, DFE_CTRL1, &value); - - /* enable the VBI_GATE_EN */ - value |= FLD_VBI_GATE_EN; - - /* Enable the auto-VGA enable */ - value |= FLD_VGA_AUTO_EN; - - /* Write it back */ - status = vid_blk_write_word(dev, DFE_CTRL1, value); - - /* Disable auto config of registers */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_ACFG_DIS, - cx231xx_set_field(FLD_ACFG_DIS, 1)); - - /* Set YC input mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, - FLD_INPUT_MODE, - cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_YC_1)); - - /* Chroma to ADC2 */ - status = vid_blk_read_word(dev, AFE_CTRL, &value); - value |= FLD_CHROMA_IN_SEL; /* set the chroma in select */ - - /* Clear VGA_SEL_CH2 and VGA_SEL_CH3 (bits 7 and 8) - This sets them to use video - rather than audio. Only one of the two will be in use. */ - value &= ~(FLD_VGA_SEL_CH2 | FLD_VGA_SEL_CH3); - - status = vid_blk_write_word(dev, AFE_CTRL, value); - - status = cx231xx_afe_set_mode(dev, AFE_MODE_BASEBAND); - break; - case CX231XX_VMUX_TELEVISION: - case CX231XX_VMUX_CABLE: - default: - /* TODO: Test if this is also needed for xc2028/xc3028 */ - if (dev->board.tuner_type == TUNER_XC5000) { - /* Disable the use of DIF */ - - status = vid_blk_read_word(dev, AFE_CTRL, &value); - value |= (0 << 13) | (1 << 4); - value &= ~(1 << 5); - - /* set [24:23] [22:15] to 0 */ - value &= (~(0x1FF8000)); - /* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0 */ - value |= 0x1000000; - status = vid_blk_write_word(dev, AFE_CTRL, value); - - status = vid_blk_read_word(dev, OUT_CTRL1, &value); - value |= (1 << 7); - status = vid_blk_write_word(dev, OUT_CTRL1, value); - - /* Set output mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - OUT_CTRL1, FLD_OUT_MODE, - dev->board.output_mode); - - /* Tell DIF object to go to baseband mode */ - status = cx231xx_dif_set_standard(dev, - DIF_USE_BASEBAND); - if (status < 0) { - cx231xx_errdev("%s: cx231xx_dif set to By pass" - " mode- errCode [%d]!\n", - __func__, status); - return status; - } - - /* Read the DFE_CTRL1 register */ - status = vid_blk_read_word(dev, DFE_CTRL1, &value); - - /* enable the VBI_GATE_EN */ - value |= FLD_VBI_GATE_EN; - - /* Enable the auto-VGA enable */ - value |= FLD_VGA_AUTO_EN; - - /* Write it back */ - status = vid_blk_write_word(dev, DFE_CTRL1, value); - - /* Disable auto config of registers */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_ACFG_DIS, - cx231xx_set_field(FLD_ACFG_DIS, 1)); - - /* Set CVBS input mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_INPUT_MODE, - cx231xx_set_field(FLD_INPUT_MODE, - INPUT_MODE_CVBS_0)); - } else { - /* Enable the DIF for the tuner */ - - /* Reinitialize the DIF */ - status = cx231xx_dif_set_standard(dev, dev->norm); - if (status < 0) { - cx231xx_errdev("%s: cx231xx_dif set to By pass" - " mode- errCode [%d]!\n", - __func__, status); - return status; - } - - /* Make sure bypass is cleared */ - status = vid_blk_read_word(dev, DIF_MISC_CTRL, &value); - - /* Clear the bypass bit */ - value &= ~FLD_DIF_DIF_BYPASS; - - /* Enable the use of the DIF block */ - status = vid_blk_write_word(dev, DIF_MISC_CTRL, value); - - /* Read the DFE_CTRL1 register */ - status = vid_blk_read_word(dev, DFE_CTRL1, &value); - - /* Disable the VBI_GATE_EN */ - value &= ~FLD_VBI_GATE_EN; - - /* Enable the auto-VGA enable, AGC, and - set the skip count to 2 */ - value |= FLD_VGA_AUTO_EN | FLD_AGC_AUTO_EN | 0x00200000; - - /* Write it back */ - status = vid_blk_write_word(dev, DFE_CTRL1, value); - - /* Wait until AGC locks up */ - msleep(1); - - /* Disable the auto-VGA enable AGC */ - value &= ~(FLD_VGA_AUTO_EN); - - /* Write it back */ - status = vid_blk_write_word(dev, DFE_CTRL1, value); - - /* Enable Polaris B0 AGC output */ - status = vid_blk_read_word(dev, PIN_CTRL, &value); - value |= (FLD_OEF_AGC_RF) | - (FLD_OEF_AGC_IFVGA) | - (FLD_OEF_AGC_IF); - status = vid_blk_write_word(dev, PIN_CTRL, value); - - /* Set output mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - OUT_CTRL1, FLD_OUT_MODE, - dev->board.output_mode); - - /* Disable auto config of registers */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_ACFG_DIS, - cx231xx_set_field(FLD_ACFG_DIS, 1)); - - /* Set CVBS input mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - MODE_CTRL, FLD_INPUT_MODE, - cx231xx_set_field(FLD_INPUT_MODE, - INPUT_MODE_CVBS_0)); - - /* Set some bits in AFE_CTRL so that channel 2 or 3 - * is ready to receive audio */ - /* Clear clamp for channels 2 and 3 (bit 16-17) */ - /* Clear droop comp (bit 19-20) */ - /* Set VGA_SEL (for audio control) (bit 7-8) */ - status = vid_blk_read_word(dev, AFE_CTRL, &value); - - /*Set Func mode:01-DIF 10-baseband 11-YUV*/ - value &= (~(FLD_FUNC_MODE)); - value |= 0x800000; - - value |= FLD_VGA_SEL_CH3 | FLD_VGA_SEL_CH2; - - status = vid_blk_write_word(dev, AFE_CTRL, value); - - if (dev->tuner_type == TUNER_NXP_TDA18271) { - status = vid_blk_read_word(dev, PIN_CTRL, - &value); - status = vid_blk_write_word(dev, PIN_CTRL, - (value & 0xFFFFFFEF)); - } - - break; - - } - break; - } - - /* Set raw VBI mode */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - OUT_CTRL1, FLD_VBIHACTRAW_EN, - cx231xx_set_field(FLD_VBIHACTRAW_EN, 1)); - - status = vid_blk_read_word(dev, OUT_CTRL1, &value); - if (value & 0x02) { - value |= (1 << 19); - status = vid_blk_write_word(dev, OUT_CTRL1, value); - } - - return status; -} - -void cx231xx_enable656(struct cx231xx *dev) -{ - u8 temp = 0; - /*enable TS1 data[0:7] as output to export 656*/ - - vid_blk_write_byte(dev, TS1_PIN_CTL0, 0xFF); - - /*enable TS1 clock as output to export 656*/ - - vid_blk_read_byte(dev, TS1_PIN_CTL1, &temp); - temp = temp|0x04; - - vid_blk_write_byte(dev, TS1_PIN_CTL1, temp); -} -EXPORT_SYMBOL_GPL(cx231xx_enable656); - -void cx231xx_disable656(struct cx231xx *dev) -{ - u8 temp = 0; - - vid_blk_write_byte(dev, TS1_PIN_CTL0, 0x00); - - vid_blk_read_byte(dev, TS1_PIN_CTL1, &temp); - temp = temp&0xFB; - - vid_blk_write_byte(dev, TS1_PIN_CTL1, temp); -} -EXPORT_SYMBOL_GPL(cx231xx_disable656); - -/* - * Handle any video-mode specific overrides that are different - * on a per video standards basis after touching the MODE_CTRL - * register which resets many values for autodetect - */ -int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev) -{ - int status = 0; - - cx231xx_info("do_mode_ctrl_overrides : 0x%x\n", - (unsigned int)dev->norm); - - /* Change the DFE_CTRL3 bp_percent to fix flagging */ - status = vid_blk_write_word(dev, DFE_CTRL3, 0xCD3F0280); - - if (dev->norm & (V4L2_STD_NTSC | V4L2_STD_PAL_M)) { - cx231xx_info("do_mode_ctrl_overrides NTSC\n"); - - /* Move the close caption lines out of active video, - adjust the active video start point */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VBLANK_CNT, 0x18); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VACTIVE_CNT, - 0x1E7000); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_V656BLANK_CNT, - 0x1C000000); - - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - HORIZ_TIM_CTRL, - FLD_HBLANK_CNT, - cx231xx_set_field - (FLD_HBLANK_CNT, 0x79)); - - } else if (dev->norm & V4L2_STD_SECAM) { - cx231xx_info("do_mode_ctrl_overrides SECAM\n"); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VBLANK_CNT, 0x20); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VACTIVE_CNT, - cx231xx_set_field - (FLD_VACTIVE_CNT, - 0x244)); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_V656BLANK_CNT, - cx231xx_set_field - (FLD_V656BLANK_CNT, - 0x24)); - /* Adjust the active video horizontal start point */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - HORIZ_TIM_CTRL, - FLD_HBLANK_CNT, - cx231xx_set_field - (FLD_HBLANK_CNT, 0x85)); - } else { - cx231xx_info("do_mode_ctrl_overrides PAL\n"); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VBLANK_CNT, 0x20); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_VACTIVE_CNT, - cx231xx_set_field - (FLD_VACTIVE_CNT, - 0x244)); - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - VERT_TIM_CTRL, - FLD_V656BLANK_CNT, - cx231xx_set_field - (FLD_V656BLANK_CNT, - 0x24)); - /* Adjust the active video horizontal start point */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - HORIZ_TIM_CTRL, - FLD_HBLANK_CNT, - cx231xx_set_field - (FLD_HBLANK_CNT, 0x85)); - - } - - return status; -} - -int cx231xx_unmute_audio(struct cx231xx *dev) -{ - return vid_blk_write_byte(dev, PATH1_VOL_CTL, 0x24); -} -EXPORT_SYMBOL_GPL(cx231xx_unmute_audio); - -int stopAudioFirmware(struct cx231xx *dev) -{ - return vid_blk_write_byte(dev, DL_CTL_CONTROL, 0x03); -} - -int restartAudioFirmware(struct cx231xx *dev) -{ - return vid_blk_write_byte(dev, DL_CTL_CONTROL, 0x13); -} - -int cx231xx_set_audio_input(struct cx231xx *dev, u8 input) -{ - int status = 0; - enum AUDIO_INPUT ainput = AUDIO_INPUT_LINE; - - switch (INPUT(input)->amux) { - case CX231XX_AMUX_VIDEO: - ainput = AUDIO_INPUT_TUNER_TV; - break; - case CX231XX_AMUX_LINE_IN: - status = cx231xx_i2s_blk_set_audio_input(dev, input); - ainput = AUDIO_INPUT_LINE; - break; - default: - break; - } - - status = cx231xx_set_audio_decoder_input(dev, ainput); - - return status; -} - -int cx231xx_set_audio_decoder_input(struct cx231xx *dev, - enum AUDIO_INPUT audio_input) -{ - u32 dwval; - int status; - u8 gen_ctrl; - u32 value = 0; - - /* Put it in soft reset */ - status = vid_blk_read_byte(dev, GENERAL_CTL, &gen_ctrl); - gen_ctrl |= 1; - status = vid_blk_write_byte(dev, GENERAL_CTL, gen_ctrl); - - switch (audio_input) { - case AUDIO_INPUT_LINE: - /* setup AUD_IO control from Merlin paralle output */ - value = cx231xx_set_field(FLD_AUD_CHAN1_SRC, - AUD_CHAN_SRC_PARALLEL); - status = vid_blk_write_word(dev, AUD_IO_CTRL, value); - - /* setup input to Merlin, SRC2 connect to AC97 - bypass upsample-by-2, slave mode, sony mode, left justify - adr 091c, dat 01000000 */ - status = vid_blk_read_word(dev, AC97_CTL, &dwval); - - status = vid_blk_write_word(dev, AC97_CTL, - (dwval | FLD_AC97_UP2X_BYPASS)); - - /* select the parallel1 and SRC3 */ - status = vid_blk_write_word(dev, BAND_OUT_SEL, - cx231xx_set_field(FLD_SRC3_IN_SEL, 0x0) | - cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x0) | - cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x0)); - - /* unmute all, AC97 in, independence mode - adr 08d0, data 0x00063073 */ - status = vid_blk_write_word(dev, DL_CTL, 0x3000001); - status = vid_blk_write_word(dev, PATH1_CTL1, 0x00063073); - - /* set AVC maximum threshold, adr 08d4, dat ffff0024 */ - status = vid_blk_read_word(dev, PATH1_VOL_CTL, &dwval); - status = vid_blk_write_word(dev, PATH1_VOL_CTL, - (dwval | FLD_PATH1_AVC_THRESHOLD)); - - /* set SC maximum threshold, adr 08ec, dat ffffb3a3 */ - status = vid_blk_read_word(dev, PATH1_SC_CTL, &dwval); - status = vid_blk_write_word(dev, PATH1_SC_CTL, - (dwval | FLD_PATH1_SC_THRESHOLD)); - break; - - case AUDIO_INPUT_TUNER_TV: - default: - status = stopAudioFirmware(dev); - /* Setup SRC sources and clocks */ - status = vid_blk_write_word(dev, BAND_OUT_SEL, - cx231xx_set_field(FLD_SRC6_IN_SEL, 0x00) | - cx231xx_set_field(FLD_SRC6_CLK_SEL, 0x01) | - cx231xx_set_field(FLD_SRC5_IN_SEL, 0x00) | - cx231xx_set_field(FLD_SRC5_CLK_SEL, 0x02) | - cx231xx_set_field(FLD_SRC4_IN_SEL, 0x02) | - cx231xx_set_field(FLD_SRC4_CLK_SEL, 0x03) | - cx231xx_set_field(FLD_SRC3_IN_SEL, 0x00) | - cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x00) | - cx231xx_set_field(FLD_BASEBAND_BYPASS_CTL, 0x00) | - cx231xx_set_field(FLD_AC97_SRC_SEL, 0x03) | - cx231xx_set_field(FLD_I2S_SRC_SEL, 0x00) | - cx231xx_set_field(FLD_PARALLEL2_SRC_SEL, 0x02) | - cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x01)); - - /* Setup the AUD_IO control */ - status = vid_blk_write_word(dev, AUD_IO_CTRL, - cx231xx_set_field(FLD_I2S_PORT_DIR, 0x00) | - cx231xx_set_field(FLD_I2S_OUT_SRC, 0x00) | - cx231xx_set_field(FLD_AUD_CHAN3_SRC, 0x00) | - cx231xx_set_field(FLD_AUD_CHAN2_SRC, 0x00) | - cx231xx_set_field(FLD_AUD_CHAN1_SRC, 0x03)); - - status = vid_blk_write_word(dev, PATH1_CTL1, 0x1F063870); - - /* setAudioStandard(_audio_standard); */ - status = vid_blk_write_word(dev, PATH1_CTL1, 0x00063870); - - status = restartAudioFirmware(dev); - - switch (dev->board.tuner_type) { - case TUNER_XC5000: - /* SIF passthrough at 28.6363 MHz sample rate */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - CHIP_CTRL, - FLD_SIF_EN, - cx231xx_set_field(FLD_SIF_EN, 1)); - break; - case TUNER_NXP_TDA18271: - /* Normal mode: SIF passthrough at 14.32 MHz */ - status = cx231xx_read_modify_write_i2c_dword(dev, - VID_BLK_I2C_ADDRESS, - CHIP_CTRL, - FLD_SIF_EN, - cx231xx_set_field(FLD_SIF_EN, 0)); - break; - default: - /* This is just a casual suggestion to people adding - new boards in case they use a tuner type we don't - currently know about */ - printk(KERN_INFO "Unknown tuner type configuring SIF"); - break; - } - break; - - case AUDIO_INPUT_TUNER_FM: - /* use SIF for FM radio - setupFM(); - setAudioStandard(_audio_standard); - */ - break; - - case AUDIO_INPUT_MUTE: - status = vid_blk_write_word(dev, PATH1_CTL1, 0x1F011012); - break; - } - - /* Take it out of soft reset */ - status = vid_blk_read_byte(dev, GENERAL_CTL, &gen_ctrl); - gen_ctrl &= ~1; - status = vid_blk_write_byte(dev, GENERAL_CTL, gen_ctrl); - - return status; -} - -/****************************************************************************** - * C H I P Specific C O N T R O L functions * - ******************************************************************************/ -int cx231xx_init_ctrl_pin_status(struct cx231xx *dev) -{ - u32 value; - int status = 0; - - status = vid_blk_read_word(dev, PIN_CTRL, &value); - value |= (~dev->board.ctl_pin_status_mask); - status = vid_blk_write_word(dev, PIN_CTRL, value); - - return status; -} - -int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev, - u8 analog_or_digital) -{ - int status = 0; - - /* first set the direction to output */ - status = cx231xx_set_gpio_direction(dev, - dev->board. - agc_analog_digital_select_gpio, 1); - - /* 0 - demod ; 1 - Analog mode */ - status = cx231xx_set_gpio_value(dev, - dev->board.agc_analog_digital_select_gpio, - analog_or_digital); - - return status; -} - -int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3) -{ - u8 value[4] = { 0, 0, 0, 0 }; - int status = 0; - bool current_is_port_3; - - if (dev->board.dont_use_port_3) - is_port_3 = false; - status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, - PWR_CTL_EN, value, 4); - if (status < 0) - return status; - - current_is_port_3 = value[0] & I2C_DEMOD_EN ? true : false; - - /* Just return, if already using the right port */ - if (current_is_port_3 == is_port_3) - return 0; - - if (is_port_3) - value[0] |= I2C_DEMOD_EN; - else - value[0] &= ~I2C_DEMOD_EN; - - cx231xx_info("Changing the i2c master port to %d\n", - is_port_3 ? 3 : 1); - - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - - return status; - -} -EXPORT_SYMBOL_GPL(cx231xx_enable_i2c_port_3); - -void update_HH_register_after_set_DIF(struct cx231xx *dev) -{ -/* - u8 status = 0; - u32 value = 0; - - vid_blk_write_word(dev, PIN_CTRL, 0xA0FFF82F); - vid_blk_write_word(dev, DIF_MISC_CTRL, 0x0A203F11); - vid_blk_write_word(dev, DIF_SRC_PHASE_INC, 0x1BEFBF06); - - status = vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value); - vid_blk_write_word(dev, AFE_CTRL_C2HH_SRC_CTRL, 0x4485D390); - status = vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value); -*/ -} - -void cx231xx_dump_HH_reg(struct cx231xx *dev) -{ - u32 value = 0; - u16 i = 0; - - value = 0x45005390; - vid_blk_write_word(dev, 0x104, value); - - for (i = 0x100; i < 0x140; i++) { - vid_blk_read_word(dev, i, &value); - cx231xx_info("reg0x%x=0x%x\n", i, value); - i = i+3; - } - - for (i = 0x300; i < 0x400; i++) { - vid_blk_read_word(dev, i, &value); - cx231xx_info("reg0x%x=0x%x\n", i, value); - i = i+3; - } - - for (i = 0x400; i < 0x440; i++) { - vid_blk_read_word(dev, i, &value); - cx231xx_info("reg0x%x=0x%x\n", i, value); - i = i+3; - } - - vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value); - cx231xx_info("AFE_CTRL_C2HH_SRC_CTRL=0x%x\n", value); - vid_blk_write_word(dev, AFE_CTRL_C2HH_SRC_CTRL, 0x4485D390); - vid_blk_read_word(dev, AFE_CTRL_C2HH_SRC_CTRL, &value); - cx231xx_info("AFE_CTRL_C2HH_SRC_CTRL=0x%x\n", value); -} - -void cx231xx_dump_SC_reg(struct cx231xx *dev) -{ - u8 value[4] = { 0, 0, 0, 0 }; - cx231xx_info("cx231xx_dump_SC_reg!\n"); - - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, BOARD_CFG_STAT, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", BOARD_CFG_STAT, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS_MODE_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS_MODE_REG, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS1_CFG_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS1_CFG_REG, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS1_LENGTH_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS1_LENGTH_REG, value[0], - value[1], value[2], value[3]); - - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS2_CFG_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS2_CFG_REG, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, TS2_LENGTH_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", TS2_LENGTH_REG, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", EP_MODE_SET, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN1, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN1, value[0], - value[1], value[2], value[3]); - - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN2, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN2, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_PTN3, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_PTN3, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK0, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK0, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK1, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK1, value[0], - value[1], value[2], value[3]); - - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_PWR_MASK2, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_PWR_MASK2, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_GAIN, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_GAIN, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_CAR_REG, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_CAR_REG, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_OT_CFG1, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_OT_CFG1, value[0], - value[1], value[2], value[3]); - - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, CIR_OT_CFG2, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", CIR_OT_CFG2, value[0], - value[1], value[2], value[3]); - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, - value, 4); - cx231xx_info("reg0x%x=0x%x 0x%x 0x%x 0x%x\n", PWR_CTL_EN, value[0], - value[1], value[2], value[3]); - - -} - -void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev) - -{ - u8 value = 0; - - afe_read_byte(dev, ADC_STATUS2_CH3, &value); - value = (value & 0xFE)|0x01; - afe_write_byte(dev, ADC_STATUS2_CH3, value); - - afe_read_byte(dev, ADC_STATUS2_CH3, &value); - value = (value & 0xFE)|0x00; - afe_write_byte(dev, ADC_STATUS2_CH3, value); - - -/* - config colibri to lo-if mode - - FIXME: ntf_mode = 2'b00 by default. But set 0x1 would reduce - the diff IF input by half, - - for low-if agc defect -*/ - - afe_read_byte(dev, ADC_NTF_PRECLMP_EN_CH3, &value); - value = (value & 0xFC)|0x00; - afe_write_byte(dev, ADC_NTF_PRECLMP_EN_CH3, value); - - afe_read_byte(dev, ADC_INPUT_CH3, &value); - value = (value & 0xF9)|0x02; - afe_write_byte(dev, ADC_INPUT_CH3, value); - - afe_read_byte(dev, ADC_FB_FRCRST_CH3, &value); - value = (value & 0xFB)|0x04; - afe_write_byte(dev, ADC_FB_FRCRST_CH3, value); - - afe_read_byte(dev, ADC_DCSERVO_DEM_CH3, &value); - value = (value & 0xFC)|0x03; - afe_write_byte(dev, ADC_DCSERVO_DEM_CH3, value); - - afe_read_byte(dev, ADC_CTRL_DAC1_CH3, &value); - value = (value & 0xFB)|0x04; - afe_write_byte(dev, ADC_CTRL_DAC1_CH3, value); - - afe_read_byte(dev, ADC_CTRL_DAC23_CH3, &value); - value = (value & 0xF8)|0x06; - afe_write_byte(dev, ADC_CTRL_DAC23_CH3, value); - - afe_read_byte(dev, ADC_CTRL_DAC23_CH3, &value); - value = (value & 0x8F)|0x40; - afe_write_byte(dev, ADC_CTRL_DAC23_CH3, value); - - afe_read_byte(dev, ADC_PWRDN_CLAMP_CH3, &value); - value = (value & 0xDF)|0x20; - afe_write_byte(dev, ADC_PWRDN_CLAMP_CH3, value); -} - -void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq, - u8 spectral_invert, u32 mode) -{ - u32 colibri_carrier_offset = 0; - u32 func_mode = 0x01; /* Device has a DIF if this function is called */ - u32 standard = 0; - u8 value[4] = { 0, 0, 0, 0 }; - - cx231xx_info("Enter cx231xx_set_Colibri_For_LowIF()\n"); - value[0] = (u8) 0x6F; - value[1] = (u8) 0x6F; - value[2] = (u8) 0x6F; - value[3] = (u8) 0x6F; - cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - - /*Set colibri for low IF*/ - cx231xx_afe_set_mode(dev, AFE_MODE_LOW_IF); - - /* Set C2HH for low IF operation.*/ - standard = dev->norm; - cx231xx_dif_configure_C2HH_for_low_IF(dev, dev->active_mode, - func_mode, standard); - - /* Get colibri offsets.*/ - colibri_carrier_offset = cx231xx_Get_Colibri_CarrierOffset(mode, - standard); - - cx231xx_info("colibri_carrier_offset=%d, standard=0x%x\n", - colibri_carrier_offset, standard); - - /* Set the band Pass filter for DIF*/ - cx231xx_set_DIF_bandpass(dev, (if_freq+colibri_carrier_offset), - spectral_invert, mode); -} - -u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd) -{ - u32 colibri_carrier_offset = 0; - - if (mode == TUNER_MODE_FM_RADIO) { - colibri_carrier_offset = 1100000; - } else if (standerd & (V4L2_STD_MN | V4L2_STD_NTSC_M_JP)) { - colibri_carrier_offset = 4832000; /*4.83MHz */ - } else if (standerd & (V4L2_STD_PAL_B | V4L2_STD_PAL_G)) { - colibri_carrier_offset = 2700000; /*2.70MHz */ - } else if (standerd & (V4L2_STD_PAL_D | V4L2_STD_PAL_I - | V4L2_STD_SECAM)) { - colibri_carrier_offset = 2100000; /*2.10MHz */ - } - - return colibri_carrier_offset; -} - -void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq, - u8 spectral_invert, u32 mode) -{ - unsigned long pll_freq_word; - u32 dif_misc_ctrl_value = 0; - u64 pll_freq_u64 = 0; - u32 i = 0; - - cx231xx_info("if_freq=%d;spectral_invert=0x%x;mode=0x%x\n", - if_freq, spectral_invert, mode); - - - if (mode == TUNER_MODE_FM_RADIO) { - pll_freq_word = 0x905A1CAC; - vid_blk_write_word(dev, DIF_PLL_FREQ_WORD, pll_freq_word); - - } else /*KSPROPERTY_TUNER_MODE_TV*/{ - /* Calculate the PLL frequency word based on the adjusted if_freq*/ - pll_freq_word = if_freq; - pll_freq_u64 = (u64)pll_freq_word << 28L; - do_div(pll_freq_u64, 50000000); - pll_freq_word = (u32)pll_freq_u64; - /*pll_freq_word = 0x3463497;*/ - vid_blk_write_word(dev, DIF_PLL_FREQ_WORD, pll_freq_word); - - if (spectral_invert) { - if_freq -= 400000; - /* Enable Spectral Invert*/ - vid_blk_read_word(dev, DIF_MISC_CTRL, - &dif_misc_ctrl_value); - dif_misc_ctrl_value = dif_misc_ctrl_value | 0x00200000; - vid_blk_write_word(dev, DIF_MISC_CTRL, - dif_misc_ctrl_value); - } else { - if_freq += 400000; - /* Disable Spectral Invert*/ - vid_blk_read_word(dev, DIF_MISC_CTRL, - &dif_misc_ctrl_value); - dif_misc_ctrl_value = dif_misc_ctrl_value & 0xFFDFFFFF; - vid_blk_write_word(dev, DIF_MISC_CTRL, - dif_misc_ctrl_value); - } - - if_freq = (if_freq/100000)*100000; - - if (if_freq < 3000000) - if_freq = 3000000; - - if (if_freq > 16000000) - if_freq = 16000000; - } - - cx231xx_info("Enter IF=%zd\n", - ARRAY_SIZE(Dif_set_array)); - for (i = 0; i < ARRAY_SIZE(Dif_set_array); i++) { - if (Dif_set_array[i].if_freq == if_freq) { - vid_blk_write_word(dev, - Dif_set_array[i].register_address, Dif_set_array[i].value); - } - } -} - -/****************************************************************************** - * D I F - B L O C K C O N T R O L functions * - ******************************************************************************/ -int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode, - u32 function_mode, u32 standard) -{ - int status = 0; - - - if (mode == V4L2_TUNER_RADIO) { - /* C2HH */ - /* lo if big signal */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1); - /* FUNC_MODE = DIF */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 23, 24, function_mode); - /* IF_MODE */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xFF); - /* no inv */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1); - } else if (standard != DIF_USE_BASEBAND) { - if (standard & V4L2_STD_MN) { - /* lo if big signal */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1); - /* FUNC_MODE = DIF */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 23, 24, - function_mode); - /* IF_MODE */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xb); - /* no inv */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1); - /* 0x124, AUD_CHAN1_SRC = 0x3 */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AUD_IO_CTRL, 0, 31, 0x00000003); - } else if ((standard == V4L2_STD_PAL_I) | - (standard & V4L2_STD_PAL_D) | - (standard & V4L2_STD_SECAM)) { - /* C2HH setup */ - /* lo if big signal */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1); - /* FUNC_MODE = DIF */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 23, 24, - function_mode); - /* IF_MODE */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xF); - /* no inv */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1); - } else { - /* default PAL BG */ - /* C2HH setup */ - /* lo if big signal */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1); - /* FUNC_MODE = DIF */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 23, 24, - function_mode); - /* IF_MODE */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xE); - /* no inv */ - status = cx231xx_reg_mask_write(dev, - VID_BLK_I2C_ADDRESS, 32, - AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1); - } - } - - return status; -} - -int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard) -{ - int status = 0; - u32 dif_misc_ctrl_value = 0; - u32 func_mode = 0; - - cx231xx_info("%s: setStandard to %x\n", __func__, standard); - - status = vid_blk_read_word(dev, DIF_MISC_CTRL, &dif_misc_ctrl_value); - if (standard != DIF_USE_BASEBAND) - dev->norm = standard; - - switch (dev->model) { - case CX231XX_BOARD_CNXT_CARRAERA: - case CX231XX_BOARD_CNXT_RDE_250: - case CX231XX_BOARD_CNXT_SHELBY: - case CX231XX_BOARD_CNXT_RDU_250: - case CX231XX_BOARD_CNXT_VIDEO_GRABBER: - case CX231XX_BOARD_HAUPPAUGE_EXETER: - func_mode = 0x03; - break; - case CX231XX_BOARD_CNXT_RDE_253S: - case CX231XX_BOARD_CNXT_RDU_253S: - case CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL: - case CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC: - func_mode = 0x01; - break; - default: - func_mode = 0x01; - } - - status = cx231xx_dif_configure_C2HH_for_low_IF(dev, dev->active_mode, - func_mode, standard); - - if (standard == DIF_USE_BASEBAND) { /* base band */ - /* There is a different SRC_PHASE_INC value - for baseband vs. DIF */ - status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC, 0xDF7DF83); - status = vid_blk_read_word(dev, DIF_MISC_CTRL, - &dif_misc_ctrl_value); - dif_misc_ctrl_value |= FLD_DIF_DIF_BYPASS; - status = vid_blk_write_word(dev, DIF_MISC_CTRL, - dif_misc_ctrl_value); - } else if (standard & V4L2_STD_PAL_D) { - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL, 0, 31, 0x6503bc0c); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL1, 0, 31, 0xbd038c85); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL2, 0, 31, 0x1db4640a); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL3, 0, 31, 0x00008800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_REF, 0, 31, 0x444C1380); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_IF, 0, 31, 0xDA302600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_INT, 0, 31, 0xDA261700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_RF, 0, 31, 0xDA262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_INT_CURRENT, 0, 31, - 0x26001700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_RF_CURRENT, 0, 31, - 0x00002660); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VIDEO_AGC_CTRL, 0, 31, - 0x72500800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VID_AUD_OVERRIDE, 0, 31, - 0x27000100); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AV_SEP_CTRL, 0, 31, 0x3F3934EA); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_COMP_FLT_CTRL, 0, 31, - 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_PHASE_INC, 0, 31, - 0x1befbf06); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_GAIN_CONTROL, 0, 31, - 0x000035e8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_RPT_VARIANCE, 0, 31, 0x00000000); - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a023F11; - } else if (standard & V4L2_STD_PAL_I) { - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL, 0, 31, 0x6503bc0c); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL1, 0, 31, 0xbd038c85); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL2, 0, 31, 0x1db4640a); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL3, 0, 31, 0x00008800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_REF, 0, 31, 0x444C1380); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_IF, 0, 31, 0xDA302600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_INT, 0, 31, 0xDA261700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_RF, 0, 31, 0xDA262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_INT_CURRENT, 0, 31, - 0x26001700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_RF_CURRENT, 0, 31, - 0x00002660); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VIDEO_AGC_CTRL, 0, 31, - 0x72500800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VID_AUD_OVERRIDE, 0, 31, - 0x27000100); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AV_SEP_CTRL, 0, 31, 0x5F39A934); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_COMP_FLT_CTRL, 0, 31, - 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_PHASE_INC, 0, 31, - 0x1befbf06); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_GAIN_CONTROL, 0, 31, - 0x000035e8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_RPT_VARIANCE, 0, 31, 0x00000000); - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a033F11; - } else if (standard & V4L2_STD_PAL_M) { - /* improved Low Frequency Phase Noise */ - status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0xFF01FF0C); - status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xbd038c85); - status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1db4640a); - status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800); - status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C1380); - status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT, - 0x26001700); - status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT, - 0x00002660); - status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL, - 0x72500800); - status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE, - 0x27000100); - status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL, 0x012c405d); - status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL, - 0x009f50c1); - status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC, - 0x1befbf06); - status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL, - 0x000035e8); - status = vid_blk_write_word(dev, DIF_SOFT_RST_CTRL_REVB, - 0x00000000); - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3A0A3F10; - } else if (standard & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) { - /* improved Low Frequency Phase Noise */ - status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0xFF01FF0C); - status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xbd038c85); - status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1db4640a); - status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800); - status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C1380); - status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT, - 0x26001700); - status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT, - 0x00002660); - status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL, - 0x72500800); - status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE, - 0x27000100); - status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL, - 0x012c405d); - status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL, - 0x009f50c1); - status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC, - 0x1befbf06); - status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL, - 0x000035e8); - status = vid_blk_write_word(dev, DIF_SOFT_RST_CTRL_REVB, - 0x00000000); - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value = 0x3A093F10; - } else if (standard & - (V4L2_STD_SECAM_B | V4L2_STD_SECAM_D | V4L2_STD_SECAM_G | - V4L2_STD_SECAM_K | V4L2_STD_SECAM_K1)) { - - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL, 0, 31, 0x6503bc0c); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL1, 0, 31, 0xbd038c85); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL2, 0, 31, 0x1db4640a); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL3, 0, 31, 0x00008800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_REF, 0, 31, 0x888C0380); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_IF, 0, 31, 0xe0262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_INT, 0, 31, 0xc2171700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_RF, 0, 31, 0xc2262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_INT_CURRENT, 0, 31, - 0x26001700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_RF_CURRENT, 0, 31, - 0x00002660); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VID_AUD_OVERRIDE, 0, 31, - 0x27000100); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_COMP_FLT_CTRL, 0, 31, - 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_PHASE_INC, 0, 31, - 0x1befbf06); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_GAIN_CONTROL, 0, 31, - 0x000035e8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_RPT_VARIANCE, 0, 31, 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VIDEO_AGC_CTRL, 0, 31, - 0xf4000000); - - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a023F11; - } else if (standard & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) { - /* Is it SECAM_L1? */ - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL, 0, 31, 0x6503bc0c); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL1, 0, 31, 0xbd038c85); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL2, 0, 31, 0x1db4640a); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL3, 0, 31, 0x00008800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_REF, 0, 31, 0x888C0380); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_IF, 0, 31, 0xe0262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_INT, 0, 31, 0xc2171700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_RF, 0, 31, 0xc2262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_INT_CURRENT, 0, 31, - 0x26001700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_RF_CURRENT, 0, 31, - 0x00002660); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VID_AUD_OVERRIDE, 0, 31, - 0x27000100); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_COMP_FLT_CTRL, 0, 31, - 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_PHASE_INC, 0, 31, - 0x1befbf06); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_GAIN_CONTROL, 0, 31, - 0x000035e8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_RPT_VARIANCE, 0, 31, 0x00000000); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VIDEO_AGC_CTRL, 0, 31, - 0xf2560000); - - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a023F11; - - } else if (standard & V4L2_STD_NTSC_M) { - /* V4L2_STD_NTSC_M (75 IRE Setup) Or - V4L2_STD_NTSC_M_JP (Japan, 0 IRE Setup) */ - - /* For NTSC the centre frequency of video coming out of - sidewinder is around 7.1MHz or 3.6MHz depending on the - spectral inversion. so for a non spectrally inverted channel - the pll freq word is 0x03420c49 - */ - - status = vid_blk_write_word(dev, DIF_PLL_CTRL, 0x6503BC0C); - status = vid_blk_write_word(dev, DIF_PLL_CTRL1, 0xBD038C85); - status = vid_blk_write_word(dev, DIF_PLL_CTRL2, 0x1DB4640A); - status = vid_blk_write_word(dev, DIF_PLL_CTRL3, 0x00008800); - status = vid_blk_write_word(dev, DIF_AGC_IF_REF, 0x444C0380); - status = vid_blk_write_word(dev, DIF_AGC_IF_INT_CURRENT, - 0x26001700); - status = vid_blk_write_word(dev, DIF_AGC_RF_CURRENT, - 0x00002660); - status = vid_blk_write_word(dev, DIF_VIDEO_AGC_CTRL, - 0x04000800); - status = vid_blk_write_word(dev, DIF_VID_AUD_OVERRIDE, - 0x27000100); - status = vid_blk_write_word(dev, DIF_AV_SEP_CTRL, 0x01296e1f); - - status = vid_blk_write_word(dev, DIF_COMP_FLT_CTRL, - 0x009f50c1); - status = vid_blk_write_word(dev, DIF_SRC_PHASE_INC, - 0x1befbf06); - status = vid_blk_write_word(dev, DIF_SRC_GAIN_CONTROL, - 0x000035e8); - - status = vid_blk_write_word(dev, DIF_AGC_CTRL_IF, 0xC2262600); - status = vid_blk_write_word(dev, DIF_AGC_CTRL_INT, - 0xC2262600); - status = vid_blk_write_word(dev, DIF_AGC_CTRL_RF, 0xC2262600); - - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a003F10; - } else { - /* default PAL BG */ - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL, 0, 31, 0x6503bc0c); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL1, 0, 31, 0xbd038c85); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL2, 0, 31, 0x1db4640a); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_PLL_CTRL3, 0, 31, 0x00008800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_REF, 0, 31, 0x444C1380); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_IF, 0, 31, 0xDA302600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_INT, 0, 31, 0xDA261700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_CTRL_RF, 0, 31, 0xDA262600); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_IF_INT_CURRENT, 0, 31, - 0x26001700); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AGC_RF_CURRENT, 0, 31, - 0x00002660); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VIDEO_AGC_CTRL, 0, 31, - 0x72500800); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_VID_AUD_OVERRIDE, 0, 31, - 0x27000100); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_AV_SEP_CTRL, 0, 31, 0x3F3530EC); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_COMP_FLT_CTRL, 0, 31, - 0x00A653A8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_PHASE_INC, 0, 31, - 0x1befbf06); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_SRC_GAIN_CONTROL, 0, 31, - 0x000035e8); - status = cx231xx_reg_mask_write(dev, VID_BLK_I2C_ADDRESS, 32, - DIF_RPT_VARIANCE, 0, 31, 0x00000000); - /* Save the Spec Inversion value */ - dif_misc_ctrl_value &= FLD_DIF_SPEC_INV; - dif_misc_ctrl_value |= 0x3a013F11; - } - - /* The AGC values should be the same for all standards, - AUD_SRC_SEL[19] should always be disabled */ - dif_misc_ctrl_value &= ~FLD_DIF_AUD_SRC_SEL; - - /* It is still possible to get Set Standard calls even when we - are in FM mode. - This is done to override the value for FM. */ - if (dev->active_mode == V4L2_TUNER_RADIO) - dif_misc_ctrl_value = 0x7a080000; - - /* Write the calculated value for misc ontrol register */ - status = vid_blk_write_word(dev, DIF_MISC_CTRL, dif_misc_ctrl_value); - - return status; -} - -int cx231xx_tuner_pre_channel_change(struct cx231xx *dev) -{ - int status = 0; - u32 dwval; - - /* Set the RF and IF k_agc values to 3 */ - status = vid_blk_read_word(dev, DIF_AGC_IF_REF, &dwval); - dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF); - dwval |= 0x33000000; - - status = vid_blk_write_word(dev, DIF_AGC_IF_REF, dwval); - - return status; -} - -int cx231xx_tuner_post_channel_change(struct cx231xx *dev) -{ - int status = 0; - u32 dwval; - cx231xx_info("cx231xx_tuner_post_channel_change dev->tuner_type =0%d\n", - dev->tuner_type); - /* Set the RF and IF k_agc values to 4 for PAL/NTSC and 8 for - * SECAM L/B/D standards */ - status = vid_blk_read_word(dev, DIF_AGC_IF_REF, &dwval); - dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF); - - if (dev->norm & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_B | - V4L2_STD_SECAM_D)) { - if (dev->tuner_type == TUNER_NXP_TDA18271) { - dwval &= ~FLD_DIF_IF_REF; - dwval |= 0x88000300; - } else - dwval |= 0x88000000; - } else { - if (dev->tuner_type == TUNER_NXP_TDA18271) { - dwval &= ~FLD_DIF_IF_REF; - dwval |= 0xCC000300; - } else - dwval |= 0x44000000; - } - - status = vid_blk_write_word(dev, DIF_AGC_IF_REF, dwval); - - return status; -} - -/****************************************************************************** - * I 2 S - B L O C K C O N T R O L functions * - ******************************************************************************/ -int cx231xx_i2s_blk_initialize(struct cx231xx *dev) -{ - int status = 0; - u32 value; - - status = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL1, 1, &value, 1); - /* enables clock to delta-sigma and decimation filter */ - value |= 0x80; - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL1, 1, value, 1); - /* power up all channel */ - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL2, 1, 0x00, 1); - - return status; -} - -int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev, - enum AV_MODE avmode) -{ - int status = 0; - u32 value = 0; - - if (avmode != POLARIS_AVMODE_ENXTERNAL_AV) { - status = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL2, 1, &value, 1); - value |= 0xfe; - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL2, 1, value, 1); - } else { - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL2, 1, 0x00, 1); - } - - return status; -} - -/* set i2s_blk for audio input types */ -int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input) -{ - int status = 0; - - switch (audio_input) { - case CX231XX_AMUX_LINE_IN: - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL2, 1, 0x00, 1); - status = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - CH_PWR_CTRL1, 1, 0x80, 1); - break; - case CX231XX_AMUX_VIDEO: - default: - break; - } - - dev->ctl_ainput = audio_input; - - return status; -} - -/****************************************************************************** - * P O W E R C O N T R O L functions * - ******************************************************************************/ -int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode) -{ - u8 value[4] = { 0, 0, 0, 0 }; - u32 tmp = 0; - int status = 0; - - if (dev->power_mode != mode) - dev->power_mode = mode; - else { - cx231xx_info(" setPowerMode::mode = %d, No Change req.\n", - mode); - return 0; - } - - status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value, - 4); - if (status < 0) - return status; - - tmp = *((u32 *) value); - - switch (mode) { - case POLARIS_AVMODE_ENXTERNAL_AV: - - tmp &= (~PWR_MODE_MASK); - - tmp |= PWR_AV_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - - tmp |= PWR_ISO_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = - cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN, - value, 4); - msleep(PWR_SLEEP_INTERVAL); - - tmp |= POLARIS_AVMODE_ENXTERNAL_AV; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - - /* reset state of xceive tuner */ - dev->xc_fw_load_done = 0; - break; - - case POLARIS_AVMODE_ANALOGT_TV: - - tmp |= PWR_DEMOD_EN; - tmp |= (I2C_DEMOD_EN); - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - - if (!(tmp & PWR_TUNER_EN)) { - tmp |= (PWR_TUNER_EN); - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - if (!(tmp & PWR_AV_EN)) { - tmp |= PWR_AV_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - if (!(tmp & PWR_ISO_EN)) { - tmp |= PWR_ISO_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - if (!(tmp & POLARIS_AVMODE_ANALOGT_TV)) { - tmp |= POLARIS_AVMODE_ANALOGT_TV; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - if (dev->board.tuner_type != TUNER_ABSENT) { - /* Enable tuner */ - cx231xx_enable_i2c_port_3(dev, true); - - /* reset the Tuner */ - if (dev->board.tuner_gpio) - cx231xx_gpio_set(dev, dev->board.tuner_gpio); - - if (dev->cx231xx_reset_analog_tuner) - dev->cx231xx_reset_analog_tuner(dev); - } - - break; - - case POLARIS_AVMODE_DIGITAL: - if (!(tmp & PWR_TUNER_EN)) { - tmp |= (PWR_TUNER_EN); - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - if (!(tmp & PWR_AV_EN)) { - tmp |= PWR_AV_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - if (!(tmp & PWR_ISO_EN)) { - tmp |= PWR_ISO_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - tmp &= (~PWR_AV_MODE); - tmp |= POLARIS_AVMODE_DIGITAL | I2C_DEMOD_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - - if (!(tmp & PWR_DEMOD_EN)) { - tmp |= PWR_DEMOD_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - if (dev->board.tuner_type != TUNER_ABSENT) { - /* - * Enable tuner - * Hauppauge Exeter seems to need to do something different! - */ - if (dev->model == CX231XX_BOARD_HAUPPAUGE_EXETER) - cx231xx_enable_i2c_port_3(dev, false); - else - cx231xx_enable_i2c_port_3(dev, true); - - /* reset the Tuner */ - if (dev->board.tuner_gpio) - cx231xx_gpio_set(dev, dev->board.tuner_gpio); - - if (dev->cx231xx_reset_analog_tuner) - dev->cx231xx_reset_analog_tuner(dev); - } - break; - - default: - break; - } - - msleep(PWR_SLEEP_INTERVAL); - - /* For power saving, only enable Pwr_resetout_n - when digital TV is selected. */ - if (mode == POLARIS_AVMODE_DIGITAL) { - tmp |= PWR_RESETOUT_EN; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - PWR_CTL_EN, value, 4); - msleep(PWR_SLEEP_INTERVAL); - } - - /* update power control for afe */ - status = cx231xx_afe_update_power_control(dev, mode); - - /* update power control for i2s_blk */ - status = cx231xx_i2s_blk_update_power_control(dev, mode); - - status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value, - 4); - - return status; -} - -int cx231xx_power_suspend(struct cx231xx *dev) -{ - u8 value[4] = { 0, 0, 0, 0 }; - u32 tmp = 0; - int status = 0; - - status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, - value, 4); - if (status > 0) - return status; - - tmp = *((u32 *) value); - tmp &= (~PWR_MODE_MASK); - - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN, - value, 4); - - return status; -} - -/****************************************************************************** - * S T R E A M C O N T R O L functions * - ******************************************************************************/ -int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask) -{ - u8 value[4] = { 0x0, 0x0, 0x0, 0x0 }; - u32 tmp = 0; - int status = 0; - - cx231xx_info("cx231xx_start_stream():: ep_mask = %x\n", ep_mask); - status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET, - value, 4); - if (status < 0) - return status; - - tmp = *((u32 *) value); - tmp |= ep_mask; - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET, - value, 4); - - return status; -} - -int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask) -{ - u8 value[4] = { 0x0, 0x0, 0x0, 0x0 }; - u32 tmp = 0; - int status = 0; - - cx231xx_info("cx231xx_stop_stream():: ep_mask = %x\n", ep_mask); - status = - cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET, value, 4); - if (status < 0) - return status; - - tmp = *((u32 *) value); - tmp &= (~ep_mask); - value[0] = (u8) tmp; - value[1] = (u8) (tmp >> 8); - value[2] = (u8) (tmp >> 16); - value[3] = (u8) (tmp >> 24); - - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET, - value, 4); - - return status; -} - -int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type) -{ - int status = 0; - u32 value = 0; - u8 val[4] = { 0, 0, 0, 0 }; - - if (dev->udev->speed == USB_SPEED_HIGH) { - switch (media_type) { - case Audio: - cx231xx_info("%s: Audio enter HANC\n", __func__); - status = - cx231xx_mode_register(dev, TS_MODE_REG, 0x9300); - break; - - case Vbi: - cx231xx_info("%s: set vanc registers\n", __func__); - status = cx231xx_mode_register(dev, TS_MODE_REG, 0x300); - break; - - case Sliced_cc: - cx231xx_info("%s: set hanc registers\n", __func__); - status = - cx231xx_mode_register(dev, TS_MODE_REG, 0x1300); - break; - - case Raw_Video: - cx231xx_info("%s: set video registers\n", __func__); - status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100); - break; - - case TS1_serial_mode: - cx231xx_info("%s: set ts1 registers", __func__); - - if (dev->board.has_417) { - cx231xx_info(" MPEG\n"); - value &= 0xFFFFFFFC; - value |= 0x3; - - status = cx231xx_mode_register(dev, TS_MODE_REG, value); - - val[0] = 0x04; - val[1] = 0xA3; - val[2] = 0x3B; - val[3] = 0x00; - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - TS1_CFG_REG, val, 4); - - val[0] = 0x00; - val[1] = 0x08; - val[2] = 0x00; - val[3] = 0x08; - status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, - TS1_LENGTH_REG, val, 4); - - } else { - cx231xx_info(" BDA\n"); - status = cx231xx_mode_register(dev, TS_MODE_REG, 0x101); - status = cx231xx_mode_register(dev, TS1_CFG_REG, 0x010); - } - break; - - case TS1_parallel_mode: - cx231xx_info("%s: set ts1 parallel mode registers\n", - __func__); - status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100); - status = cx231xx_mode_register(dev, TS1_CFG_REG, 0x400); - break; - } - } else { - status = cx231xx_mode_register(dev, TS_MODE_REG, 0x101); - } - - return status; -} - -int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type) -{ - int rc = -1; - u32 ep_mask = -1; - struct pcb_config *pcb_config; - - /* get EP for media type */ - pcb_config = (struct pcb_config *)&dev->current_pcb_config; - - if (pcb_config->config_num) { - switch (media_type) { - case Raw_Video: - ep_mask = ENABLE_EP4; /* ep4 [00:1000] */ - break; - case Audio: - ep_mask = ENABLE_EP3; /* ep3 [00:0100] */ - break; - case Vbi: - ep_mask = ENABLE_EP5; /* ep5 [01:0000] */ - break; - case Sliced_cc: - ep_mask = ENABLE_EP6; /* ep6 [10:0000] */ - break; - case TS1_serial_mode: - case TS1_parallel_mode: - ep_mask = ENABLE_EP1; /* ep1 [00:0001] */ - break; - case TS2: - ep_mask = ENABLE_EP2; /* ep2 [00:0010] */ - break; - } - } - - if (start) { - rc = cx231xx_initialize_stream_xfer(dev, media_type); - - if (rc < 0) - return rc; - - /* enable video capture */ - if (ep_mask > 0) - rc = cx231xx_start_stream(dev, ep_mask); - } else { - /* disable video capture */ - if (ep_mask > 0) - rc = cx231xx_stop_stream(dev, ep_mask); - } - - if (dev->mode == CX231XX_ANALOG_MODE) - ;/* do any in Analog mode */ - else - ;/* do any in digital mode */ - - return rc; -} -EXPORT_SYMBOL_GPL(cx231xx_capture_start); - -/***************************************************************************** -* G P I O B I T control functions * -******************************************************************************/ -int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val) -{ - int status = 0; - - status = cx231xx_send_gpio_cmd(dev, gpio_bit, gpio_val, 4, 0, 0); - - return status; -} - -int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val) -{ - int status = 0; - - status = cx231xx_send_gpio_cmd(dev, gpio_bit, gpio_val, 4, 0, 1); - - return status; -} - -/* -* cx231xx_set_gpio_direction -* Sets the direction of the GPIO pin to input or output -* -* Parameters : -* pin_number : The GPIO Pin number to program the direction for -* from 0 to 31 -* pin_value : The Direction of the GPIO Pin under reference. -* 0 = Input direction -* 1 = Output direction -*/ -int cx231xx_set_gpio_direction(struct cx231xx *dev, - int pin_number, int pin_value) -{ - int status = 0; - u32 value = 0; - - /* Check for valid pin_number - if 32 , bail out */ - if (pin_number >= 32) - return -EINVAL; - - /* input */ - if (pin_value == 0) - value = dev->gpio_dir & (~(1 << pin_number)); /* clear */ - else - value = dev->gpio_dir | (1 << pin_number); - - status = cx231xx_set_gpio_bit(dev, value, (u8 *) &dev->gpio_val); - - /* cache the value for future */ - dev->gpio_dir = value; - - return status; -} - -/* -* cx231xx_set_gpio_value -* Sets the value of the GPIO pin to Logic high or low. The Pin under -* reference should ALREADY BE SET IN OUTPUT MODE !!!!!!!!! -* -* Parameters : -* pin_number : The GPIO Pin number to program the direction for -* pin_value : The value of the GPIO Pin under reference. -* 0 = set it to 0 -* 1 = set it to 1 -*/ -int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value) -{ - int status = 0; - u32 value = 0; - - /* Check for valid pin_number - if 0xFF , bail out */ - if (pin_number >= 32) - return -EINVAL; - - /* first do a sanity check - if the Pin is not output, make it output */ - if ((dev->gpio_dir & (1 << pin_number)) == 0x00) { - /* It was in input mode */ - value = dev->gpio_dir | (1 << pin_number); - dev->gpio_dir = value; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *) &dev->gpio_val); - value = 0; - } - - if (pin_value == 0) - value = dev->gpio_val & (~(1 << pin_number)); - else - value = dev->gpio_val | (1 << pin_number); - - /* store the value */ - dev->gpio_val = value; - - /* toggle bit0 of GP_IO */ - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - return status; -} - -/***************************************************************************** -* G P I O I2C related functions * -******************************************************************************/ -int cx231xx_gpio_i2c_start(struct cx231xx *dev) -{ - int status = 0; - - /* set SCL to output 1 ; set SDA to output 1 */ - dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio; - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_val |= 1 << dev->board.tuner_sda_gpio; - - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - /* set SCL to output 1; set SDA to output 0 */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - /* set SCL to output 0; set SDA to output 0 */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - return status; -} - -int cx231xx_gpio_i2c_end(struct cx231xx *dev) -{ - int status = 0; - - /* set SCL to output 0; set SDA to output 0 */ - dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio; - - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - /* set SCL to output 1; set SDA to output 0 */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - /* set SCL to input ,release SCL cable control - set SDA to input ,release SDA cable control */ - dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio); - dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio); - - status = - cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - if (status < 0) - return -EINVAL; - - return status; -} - -int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data) -{ - int status = 0; - u8 i; - - /* set SCL to output ; set SDA to output */ - dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio; - - for (i = 0; i < 8; i++) { - if (((data << i) & 0x80) == 0) { - /* set SCL to output 0; set SDA to output 0 */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* set SCL to output 1; set SDA to output 0 */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* set SCL to output 0; set SDA to output 0 */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - } else { - /* set SCL to output 0; set SDA to output 1 */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - dev->gpio_val |= 1 << dev->board.tuner_sda_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* set SCL to output 1; set SDA to output 1 */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* set SCL to output 0; set SDA to output 1 */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - } - } - return status; -} - -int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf) -{ - u8 value = 0; - int status = 0; - u32 gpio_logic_value = 0; - u8 i; - - /* read byte */ - for (i = 0; i < 8; i++) { /* send write I2c addr */ - - /* set SCL to output 0; set SDA to input */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* set SCL to output 1; set SDA to input */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - - /* get SDA data bit */ - gpio_logic_value = dev->gpio_val; - status = cx231xx_get_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - if ((dev->gpio_val & (1 << dev->board.tuner_sda_gpio)) != 0) - value |= (1 << (8 - i - 1)); - - dev->gpio_val = gpio_logic_value; - } - - /* set SCL to output 0,finish the read latest SCL signal. - !!!set SDA to input, never to modify SDA direction at - the same times */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* store the value */ - *buf = value & 0xff; - - return status; -} - -int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev) -{ - int status = 0; - u32 gpio_logic_value = 0; - int nCnt = 10; - int nInit = nCnt; - - /* clock stretch; set SCL to input; set SDA to input; - get SCL value till SCL = 1 */ - dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio); - dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio); - - gpio_logic_value = dev->gpio_val; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - do { - msleep(2); - status = cx231xx_get_gpio_bit(dev, dev->gpio_dir, - (u8 *)&dev->gpio_val); - nCnt--; - } while (((dev->gpio_val & - (1 << dev->board.tuner_scl_gpio)) == 0) && - (nCnt > 0)); - - if (nCnt == 0) - cx231xx_info("No ACK after %d msec -GPIO I2C failed!", - nInit * 10); - - /* - * readAck - * through clock stretch, slave has given a SCL signal, - * so the SDA data can be directly read. - */ - status = cx231xx_get_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - if ((dev->gpio_val & 1 << dev->board.tuner_sda_gpio) == 0) { - dev->gpio_val = gpio_logic_value; - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - status = 0; - } else { - dev->gpio_val = gpio_logic_value; - dev->gpio_val |= (1 << dev->board.tuner_sda_gpio); - } - - /* read SDA end, set the SCL to output 0, after this operation, - SDA direction can be changed. */ - dev->gpio_val = gpio_logic_value; - dev->gpio_dir |= (1 << dev->board.tuner_scl_gpio); - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - return status; -} - -int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev) -{ - int status = 0; - - /* set SDA to ouput */ - dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set SCL = 0 (output); set SDA = 0 (output) */ - dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio); - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set SCL = 1 (output); set SDA = 0 (output) */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set SCL = 0 (output); set SDA = 0 (output) */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set SDA to input,and then the slave will read data from SDA. */ - dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - return status; -} - -int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev) -{ - int status = 0; - - /* set scl to output ; set sda to input */ - dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio; - dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set scl to output 0; set sda to input */ - dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio); - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - /* set scl to output 1; set sda to input */ - dev->gpio_val |= 1 << dev->board.tuner_scl_gpio; - status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val); - - return status; -} - -/***************************************************************************** -* G P I O I2C related functions * -******************************************************************************/ -/* cx231xx_gpio_i2c_read - * Function to read data from gpio based I2C interface - */ -int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len) -{ - int status = 0; - int i = 0; - - /* get the lock */ - mutex_lock(&dev->gpio_i2c_lock); - - /* start */ - status = cx231xx_gpio_i2c_start(dev); - - /* write dev_addr */ - status = cx231xx_gpio_i2c_write_byte(dev, (dev_addr << 1) + 1); - - /* readAck */ - status = cx231xx_gpio_i2c_read_ack(dev); - - /* read data */ - for (i = 0; i < len; i++) { - /* read data */ - buf[i] = 0; - status = cx231xx_gpio_i2c_read_byte(dev, &buf[i]); - - if ((i + 1) != len) { - /* only do write ack if we more length */ - status = cx231xx_gpio_i2c_write_ack(dev); - } - } - - /* write NAK - inform reads are complete */ - status = cx231xx_gpio_i2c_write_nak(dev); - - /* write end */ - status = cx231xx_gpio_i2c_end(dev); - - /* release the lock */ - mutex_unlock(&dev->gpio_i2c_lock); - - return status; -} - -/* cx231xx_gpio_i2c_write - * Function to write data to gpio based I2C interface - */ -int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len) -{ - int i = 0; - - /* get the lock */ - mutex_lock(&dev->gpio_i2c_lock); - - /* start */ - cx231xx_gpio_i2c_start(dev); - - /* write dev_addr */ - cx231xx_gpio_i2c_write_byte(dev, dev_addr << 1); - - /* read Ack */ - cx231xx_gpio_i2c_read_ack(dev); - - for (i = 0; i < len; i++) { - /* Write data */ - cx231xx_gpio_i2c_write_byte(dev, buf[i]); - - /* read Ack */ - cx231xx_gpio_i2c_read_ack(dev); - } - - /* write End */ - cx231xx_gpio_i2c_end(dev); - - /* release the lock */ - mutex_unlock(&dev->gpio_i2c_lock); - - return 0; -} |