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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 16:23:43 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-15 16:42:14 -0300 |
commit | cb7a01ac324bf2ee2c666f37ac867e4135f9785a (patch) | |
tree | 7246b915a9334d4bc823c93ba9acab65ef882678 /drivers/media/video/tvp7002.c | |
parent | f0af8fa4dad0839f844fd0633e1936493f6d685a (diff) | |
download | linux-cb7a01ac324bf2ee2c666f37ac867e4135f9785a.tar.gz linux-cb7a01ac324bf2ee2c666f37ac867e4135f9785a.tar.bz2 linux-cb7a01ac324bf2ee2c666f37ac867e4135f9785a.zip |
[media] move i2c files into drivers/media/i2c
Move ancillary I2C drivers into drivers/media/i2c, in order to
better organize them.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/tvp7002.c')
-rw-r--r-- | drivers/media/video/tvp7002.c | 1145 |
1 files changed, 0 insertions, 1145 deletions
diff --git a/drivers/media/video/tvp7002.c b/drivers/media/video/tvp7002.c deleted file mode 100644 index fb6a5b57eb83..000000000000 --- a/drivers/media/video/tvp7002.c +++ /dev/null @@ -1,1145 +0,0 @@ -/* Texas Instruments Triple 8-/10-BIT 165-/110-MSPS Video and Graphics - * Digitizer with Horizontal PLL registers - * - * Copyright (C) 2009 Texas Instruments Inc - * Author: Santiago Nunez-Corrales <santiago.nunez@ridgerun.com> - * - * This code is partially based upon the TVP5150 driver - * written by Mauro Carvalho Chehab (mchehab@infradead.org), - * the TVP514x driver written by Vaibhav Hiremath <hvaibhav@ti.com> - * and the TVP7002 driver in the TI LSP 2.10.00.14. Revisions by - * Muralidharan Karicheri and Snehaprabha Narnakaje (TI). - * - * 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/delay.h> -#include <linux/i2c.h> -#include <linux/slab.h> -#include <linux/videodev2.h> -#include <linux/module.h> -#include <linux/v4l2-dv-timings.h> -#include <media/tvp7002.h> -#include <media/v4l2-device.h> -#include <media/v4l2-chip-ident.h> -#include <media/v4l2-common.h> -#include <media/v4l2-ctrls.h> -#include "tvp7002_reg.h" - -MODULE_DESCRIPTION("TI TVP7002 Video and Graphics Digitizer driver"); -MODULE_AUTHOR("Santiago Nunez-Corrales <santiago.nunez@ridgerun.com>"); -MODULE_LICENSE("GPL"); - -/* Module Name */ -#define TVP7002_MODULE_NAME "tvp7002" - -/* I2C retry attempts */ -#define I2C_RETRY_COUNT (5) - -/* End of registers */ -#define TVP7002_EOR 0x5c - -/* Read write definition for registers */ -#define TVP7002_READ 0 -#define TVP7002_WRITE 1 -#define TVP7002_RESERVED 2 - -/* Interlaced vs progressive mask and shift */ -#define TVP7002_IP_SHIFT 5 -#define TVP7002_INPR_MASK (0x01 << TVP7002_IP_SHIFT) - -/* Shift for CPL and LPF registers */ -#define TVP7002_CL_SHIFT 8 -#define TVP7002_CL_MASK 0x0f - -/* Debug functions */ -static bool debug; -module_param(debug, bool, 0644); -MODULE_PARM_DESC(debug, "Debug level (0-2)"); - -/* Structure for register values */ -struct i2c_reg_value { - u8 reg; - u8 value; - u8 type; -}; - -/* - * Register default values (according to tvp7002 datasheet) - * In the case of read-only registers, the value (0xff) is - * never written. R/W functionality is controlled by the - * writable bit in the register struct definition. - */ -static const struct i2c_reg_value tvp7002_init_default[] = { - { TVP7002_CHIP_REV, 0xff, TVP7002_READ }, - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x67, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0xa0, TVP7002_WRITE }, - { TVP7002_HPLL_PHASE_SEL, 0x80, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HSYNC_OUT_W, 0x60, TVP7002_WRITE }, - { TVP7002_B_FINE_GAIN, 0x00, TVP7002_WRITE }, - { TVP7002_G_FINE_GAIN, 0x00, TVP7002_WRITE }, - { TVP7002_R_FINE_GAIN, 0x00, TVP7002_WRITE }, - { TVP7002_B_FINE_OFF_MSBS, 0x80, TVP7002_WRITE }, - { TVP7002_G_FINE_OFF_MSBS, 0x80, TVP7002_WRITE }, - { TVP7002_R_FINE_OFF_MSBS, 0x80, TVP7002_WRITE }, - { TVP7002_SYNC_CTL_1, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_AND_CLAMP_CTL, 0x2e, TVP7002_WRITE }, - { TVP7002_SYNC_ON_G_THRS, 0x5d, TVP7002_WRITE }, - { TVP7002_SYNC_SEPARATOR_THRS, 0x47, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_SYNC_DETECT_STAT, 0xff, TVP7002_READ }, - { TVP7002_OUT_FORMATTER, 0x47, TVP7002_WRITE }, - { TVP7002_MISC_CTL_1, 0x01, TVP7002_WRITE }, - { TVP7002_MISC_CTL_2, 0x00, TVP7002_WRITE }, - { TVP7002_MISC_CTL_3, 0x01, TVP7002_WRITE }, - { TVP7002_IN_MUX_SEL_1, 0x00, TVP7002_WRITE }, - { TVP7002_IN_MUX_SEL_2, 0x67, TVP7002_WRITE }, - { TVP7002_B_AND_G_COARSE_GAIN, 0x77, TVP7002_WRITE }, - { TVP7002_R_COARSE_GAIN, 0x07, TVP7002_WRITE }, - { TVP7002_FINE_OFF_LSBS, 0x00, TVP7002_WRITE }, - { TVP7002_B_COARSE_OFF, 0x10, TVP7002_WRITE }, - { TVP7002_G_COARSE_OFF, 0x10, TVP7002_WRITE }, - { TVP7002_R_COARSE_OFF, 0x10, TVP7002_WRITE }, - { TVP7002_HSOUT_OUT_START, 0x08, TVP7002_WRITE }, - { TVP7002_MISC_CTL_4, 0x00, TVP7002_WRITE }, - { TVP7002_B_DGTL_ALC_OUT_LSBS, 0xff, TVP7002_READ }, - { TVP7002_G_DGTL_ALC_OUT_LSBS, 0xff, TVP7002_READ }, - { TVP7002_R_DGTL_ALC_OUT_LSBS, 0xff, TVP7002_READ }, - { TVP7002_AUTO_LVL_CTL_ENABLE, 0x80, TVP7002_WRITE }, - { TVP7002_DGTL_ALC_OUT_MSBS, 0xff, TVP7002_READ }, - { TVP7002_AUTO_LVL_CTL_FILTER, 0x53, TVP7002_WRITE }, - { 0x29, 0x08, TVP7002_RESERVED }, - { TVP7002_FINE_CLAMP_CTL, 0x07, TVP7002_WRITE }, - /* PWR_CTL is controlled only by the probe and reset functions */ - { TVP7002_PWR_CTL, 0x00, TVP7002_RESERVED }, - { TVP7002_ADC_SETUP, 0x50, TVP7002_WRITE }, - { TVP7002_COARSE_CLAMP_CTL, 0x00, TVP7002_WRITE }, - { TVP7002_SOG_CLAMP, 0x80, TVP7002_WRITE }, - { TVP7002_RGB_COARSE_CLAMP_CTL, 0x8c, TVP7002_WRITE }, - { TVP7002_SOG_COARSE_CLAMP_CTL, 0x04, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { 0x32, 0x18, TVP7002_RESERVED }, - { 0x33, 0x60, TVP7002_RESERVED }, - { TVP7002_MVIS_STRIPPER_W, 0xff, TVP7002_RESERVED }, - { TVP7002_VSYNC_ALGN, 0x10, TVP7002_WRITE }, - { TVP7002_SYNC_BYPASS, 0x00, TVP7002_WRITE }, - { TVP7002_L_FRAME_STAT_LSBS, 0xff, TVP7002_READ }, - { TVP7002_L_FRAME_STAT_MSBS, 0xff, TVP7002_READ }, - { TVP7002_CLK_L_STAT_LSBS, 0xff, TVP7002_READ }, - { TVP7002_CLK_L_STAT_MSBS, 0xff, TVP7002_READ }, - { TVP7002_HSYNC_W, 0xff, TVP7002_READ }, - { TVP7002_VSYNC_W, 0xff, TVP7002_READ }, - { TVP7002_L_LENGTH_TOL, 0x03, TVP7002_WRITE }, - { 0x3e, 0x60, TVP7002_RESERVED }, - { TVP7002_VIDEO_BWTH_CTL, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x2c, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x06, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x2c, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x05, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x1e, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x00, TVP7002_WRITE }, - { TVP7002_FBIT_F_0_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_FBIT_F_1_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_YUV_Y_G_COEF_LSBS, 0xe3, TVP7002_WRITE }, - { TVP7002_YUV_Y_G_COEF_MSBS, 0x16, TVP7002_WRITE }, - { TVP7002_YUV_Y_B_COEF_LSBS, 0x4f, TVP7002_WRITE }, - { TVP7002_YUV_Y_B_COEF_MSBS, 0x02, TVP7002_WRITE }, - { TVP7002_YUV_Y_R_COEF_LSBS, 0xce, TVP7002_WRITE }, - { TVP7002_YUV_Y_R_COEF_MSBS, 0x06, TVP7002_WRITE }, - { TVP7002_YUV_U_G_COEF_LSBS, 0xab, TVP7002_WRITE }, - { TVP7002_YUV_U_G_COEF_MSBS, 0xf3, TVP7002_WRITE }, - { TVP7002_YUV_U_B_COEF_LSBS, 0x00, TVP7002_WRITE }, - { TVP7002_YUV_U_B_COEF_MSBS, 0x10, TVP7002_WRITE }, - { TVP7002_YUV_U_R_COEF_LSBS, 0x55, TVP7002_WRITE }, - { TVP7002_YUV_U_R_COEF_MSBS, 0xfc, TVP7002_WRITE }, - { TVP7002_YUV_V_G_COEF_LSBS, 0x78, TVP7002_WRITE }, - { TVP7002_YUV_V_G_COEF_MSBS, 0xf1, TVP7002_WRITE }, - { TVP7002_YUV_V_B_COEF_LSBS, 0x88, TVP7002_WRITE }, - { TVP7002_YUV_V_B_COEF_MSBS, 0xfe, TVP7002_WRITE }, - { TVP7002_YUV_V_R_COEF_LSBS, 0x00, TVP7002_WRITE }, - { TVP7002_YUV_V_R_COEF_MSBS, 0x10, TVP7002_WRITE }, - /* This signals end of register values */ - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 480P */ -static const struct i2c_reg_value tvp7002_parms_480P[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x35, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0xa0, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0x02, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x91, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x00, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x0B, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x03, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x01, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x13, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x13, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x18, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x06, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x10, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x03, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x03, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 576P */ -static const struct i2c_reg_value tvp7002_parms_576P[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x36, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x00, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0x18, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x9B, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x00, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x0F, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x2D, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x00, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x18, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x06, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x10, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x03, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x03, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 1080I60 */ -static const struct i2c_reg_value tvp7002_parms_1080I60[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x89, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x80, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0x98, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x06, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x8a, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x08, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x16, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x17, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x01, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 1080P60 */ -static const struct i2c_reg_value tvp7002_parms_1080P60[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x89, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x80, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0xE0, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x06, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x8a, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x08, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x16, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x17, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x01, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 1080I50 */ -static const struct i2c_reg_value tvp7002_parms_1080I50[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0xa5, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x00, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0x98, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x06, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x8a, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x08, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x02, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x16, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x17, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x01, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 720P60 */ -static const struct i2c_reg_value tvp7002_parms_720P60[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x67, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0xa0, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x47, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x4B, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x06, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x05, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x2D, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x00, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Register parameters for 720P50 */ -static const struct i2c_reg_value tvp7002_parms_720P50[] = { - { TVP7002_HPLL_FDBK_DIV_MSBS, 0x7b, TVP7002_WRITE }, - { TVP7002_HPLL_FDBK_DIV_LSBS, 0xc0, TVP7002_WRITE }, - { TVP7002_HPLL_CRTL, 0x98, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_LSBS, 0x47, TVP7002_WRITE }, - { TVP7002_AVID_START_PIXEL_MSBS, 0x01, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_LSBS, 0x4B, TVP7002_WRITE }, - { TVP7002_AVID_STOP_PIXEL_MSBS, 0x06, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_START_L_OFF, 0x05, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_START_L_OFF, 0x00, TVP7002_WRITE }, - { TVP7002_VBLK_F_0_DURATION, 0x2D, TVP7002_WRITE }, - { TVP7002_VBLK_F_1_DURATION, 0x00, TVP7002_WRITE }, - { TVP7002_ALC_PLACEMENT, 0x5a, TVP7002_WRITE }, - { TVP7002_CLAMP_START, 0x32, TVP7002_WRITE }, - { TVP7002_CLAMP_W, 0x20, TVP7002_WRITE }, - { TVP7002_HPLL_PRE_COAST, 0x01, TVP7002_WRITE }, - { TVP7002_HPLL_POST_COAST, 0x00, TVP7002_WRITE }, - { TVP7002_EOR, 0xff, TVP7002_RESERVED } -}; - -/* Preset definition for handling device operation */ -struct tvp7002_preset_definition { - u32 preset; - struct v4l2_dv_timings timings; - const struct i2c_reg_value *p_settings; - enum v4l2_colorspace color_space; - enum v4l2_field scanmode; - u16 progressive; - u16 lines_per_frame; - u16 cpl_min; - u16 cpl_max; -}; - -/* Struct list for digital video presets */ -static const struct tvp7002_preset_definition tvp7002_presets[] = { - { - V4L2_DV_720P60, - V4L2_DV_BT_CEA_1280X720P60, - tvp7002_parms_720P60, - V4L2_COLORSPACE_REC709, - V4L2_FIELD_NONE, - 1, - 0x2EE, - 135, - 153 - }, - { - V4L2_DV_1080I60, - V4L2_DV_BT_CEA_1920X1080I60, - tvp7002_parms_1080I60, - V4L2_COLORSPACE_REC709, - V4L2_FIELD_INTERLACED, - 0, - 0x465, - 181, - 205 - }, - { - V4L2_DV_1080I50, - V4L2_DV_BT_CEA_1920X1080I50, - tvp7002_parms_1080I50, - V4L2_COLORSPACE_REC709, - V4L2_FIELD_INTERLACED, - 0, - 0x465, - 217, - 245 - }, - { - V4L2_DV_720P50, - V4L2_DV_BT_CEA_1280X720P50, - tvp7002_parms_720P50, - V4L2_COLORSPACE_REC709, - V4L2_FIELD_NONE, - 1, - 0x2EE, - 163, - 183 - }, - { - V4L2_DV_1080P60, - V4L2_DV_BT_CEA_1920X1080P60, - tvp7002_parms_1080P60, - V4L2_COLORSPACE_REC709, - V4L2_FIELD_NONE, - 1, - 0x465, - 90, - 102 - }, - { - V4L2_DV_480P59_94, - V4L2_DV_BT_CEA_720X480P59_94, - tvp7002_parms_480P, - V4L2_COLORSPACE_SMPTE170M, - V4L2_FIELD_NONE, - 1, - 0x20D, - 0xffff, - 0xffff - }, - { - V4L2_DV_576P50, - V4L2_DV_BT_CEA_720X576P50, - tvp7002_parms_576P, - V4L2_COLORSPACE_SMPTE170M, - V4L2_FIELD_NONE, - 1, - 0x271, - 0xffff, - 0xffff - } -}; - -#define NUM_PRESETS ARRAY_SIZE(tvp7002_presets) - -/* Device definition */ -struct tvp7002 { - struct v4l2_subdev sd; - struct v4l2_ctrl_handler hdl; - const struct tvp7002_config *pdata; - - int ver; - int streaming; - - const struct tvp7002_preset_definition *current_preset; -}; - -/* - * to_tvp7002 - Obtain device handler TVP7002 - * @sd: ptr to v4l2_subdev struct - * - * Returns device handler tvp7002. - */ -static inline struct tvp7002 *to_tvp7002(struct v4l2_subdev *sd) -{ - return container_of(sd, struct tvp7002, sd); -} - -static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) -{ - return &container_of(ctrl->handler, struct tvp7002, hdl)->sd; -} - -/* - * tvp7002_read - Read a value from a register in an TVP7002 - * @sd: ptr to v4l2_subdev struct - * @addr: TVP7002 register address - * @dst: pointer to 8-bit destination - * - * Returns value read if successful, or non-zero (-1) otherwise. - */ -static int tvp7002_read(struct v4l2_subdev *sd, u8 addr, u8 *dst) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - int retry; - int error; - - for (retry = 0; retry < I2C_RETRY_COUNT; retry++) { - error = i2c_smbus_read_byte_data(c, addr); - - if (error >= 0) { - *dst = (u8)error; - return 0; - } - - msleep_interruptible(10); - } - v4l2_err(sd, "TVP7002 read error %d\n", error); - return error; -} - -/* - * tvp7002_read_err() - Read a register value with error code - * @sd: pointer to standard V4L2 sub-device structure - * @reg: destination register - * @val: value to be read - * @err: pointer to error value - * - * Read a value in a register and save error value in pointer. - * Also update the register table if successful - */ -static inline void tvp7002_read_err(struct v4l2_subdev *sd, u8 reg, - u8 *dst, int *err) -{ - if (!*err) - *err = tvp7002_read(sd, reg, dst); -} - -/* - * tvp7002_write() - Write a value to a register in TVP7002 - * @sd: ptr to v4l2_subdev struct - * @addr: TVP7002 register address - * @value: value to be written to the register - * - * Write a value to a register in an TVP7002 decoder device. - * Returns zero if successful, or non-zero otherwise. - */ -static int tvp7002_write(struct v4l2_subdev *sd, u8 addr, u8 value) -{ - struct i2c_client *c; - int retry; - int error; - - c = v4l2_get_subdevdata(sd); - - for (retry = 0; retry < I2C_RETRY_COUNT; retry++) { - error = i2c_smbus_write_byte_data(c, addr, value); - - if (error >= 0) - return 0; - - v4l2_warn(sd, "Write: retry ... %d\n", retry); - msleep_interruptible(10); - } - v4l2_err(sd, "TVP7002 write error %d\n", error); - return error; -} - -/* - * tvp7002_write_err() - Write a register value with error code - * @sd: pointer to standard V4L2 sub-device structure - * @reg: destination register - * @val: value to be written - * @err: pointer to error value - * - * Write a value in a register and save error value in pointer. - * Also update the register table if successful - */ -static inline void tvp7002_write_err(struct v4l2_subdev *sd, u8 reg, - u8 val, int *err) -{ - if (!*err) - *err = tvp7002_write(sd, reg, val); -} - -/* - * tvp7002_g_chip_ident() - Get chip identification number - * @sd: ptr to v4l2_subdev struct - * @chip: ptr to v4l2_dbg_chip_ident struct - * - * Obtains the chip's identification number. - * Returns zero or -EINVAL if read operation fails. - */ -static int tvp7002_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - u8 rev; - int error; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - error = tvp7002_read(sd, TVP7002_CHIP_REV, &rev); - - if (error < 0) - return error; - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP7002, rev); -} - -/* - * tvp7002_write_inittab() - Write initialization values - * @sd: ptr to v4l2_subdev struct - * @regs: ptr to i2c_reg_value struct - * - * Write initialization values. - * Returns zero or -EINVAL if read operation fails. - */ -static int tvp7002_write_inittab(struct v4l2_subdev *sd, - const struct i2c_reg_value *regs) -{ - int error = 0; - - /* Initialize the first (defined) registers */ - while (TVP7002_EOR != regs->reg) { - if (TVP7002_WRITE == regs->type) - tvp7002_write_err(sd, regs->reg, regs->value, &error); - regs++; - } - - return error; -} - -/* - * tvp7002_s_dv_preset() - Set digital video preset - * @sd: ptr to v4l2_subdev struct - * @dv_preset: ptr to v4l2_dv_preset struct - * - * Set the digital video preset for a TVP7002 decoder device. - * Returns zero when successful or -EINVAL if register access fails. - */ -static int tvp7002_s_dv_preset(struct v4l2_subdev *sd, - struct v4l2_dv_preset *dv_preset) -{ - struct tvp7002 *device = to_tvp7002(sd); - u32 preset; - int i; - - for (i = 0; i < NUM_PRESETS; i++) { - preset = tvp7002_presets[i].preset; - if (preset == dv_preset->preset) { - device->current_preset = &tvp7002_presets[i]; - return tvp7002_write_inittab(sd, tvp7002_presets[i].p_settings); - } - } - - return -EINVAL; -} - -static int tvp7002_s_dv_timings(struct v4l2_subdev *sd, - struct v4l2_dv_timings *dv_timings) -{ - struct tvp7002 *device = to_tvp7002(sd); - const struct v4l2_bt_timings *bt = &dv_timings->bt; - int i; - - if (dv_timings->type != V4L2_DV_BT_656_1120) - return -EINVAL; - for (i = 0; i < NUM_PRESETS; i++) { - const struct v4l2_bt_timings *t = &tvp7002_presets[i].timings.bt; - - if (!memcmp(bt, t, &bt->standards - &bt->width)) { - device->current_preset = &tvp7002_presets[i]; - return tvp7002_write_inittab(sd, tvp7002_presets[i].p_settings); - } - } - return -EINVAL; -} - -static int tvp7002_g_dv_timings(struct v4l2_subdev *sd, - struct v4l2_dv_timings *dv_timings) -{ - struct tvp7002 *device = to_tvp7002(sd); - - *dv_timings = device->current_preset->timings; - return 0; -} - -/* - * tvp7002_s_ctrl() - Set a control - * @ctrl: ptr to v4l2_ctrl struct - * - * Set a control in TVP7002 decoder device. - * Returns zero when successful or -EINVAL if register access fails. - */ -static int tvp7002_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct v4l2_subdev *sd = to_sd(ctrl); - int error = 0; - - switch (ctrl->id) { - case V4L2_CID_GAIN: - tvp7002_write_err(sd, TVP7002_R_FINE_GAIN, ctrl->val, &error); - tvp7002_write_err(sd, TVP7002_G_FINE_GAIN, ctrl->val, &error); - tvp7002_write_err(sd, TVP7002_B_FINE_GAIN, ctrl->val, &error); - return error; - } - return -EINVAL; -} - -/* - * tvp7002_mbus_fmt() - V4L2 decoder interface handler for try/s/g_mbus_fmt - * @sd: pointer to standard V4L2 sub-device structure - * @f: pointer to mediabus format structure - * - * Negotiate the image capture size and mediabus format. - * There is only one possible format, so this single function works for - * get, set and try. - */ -static int tvp7002_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) -{ - struct tvp7002 *device = to_tvp7002(sd); - struct v4l2_dv_enum_preset e_preset; - int error; - - /* Calculate height and width based on current standard */ - error = v4l_fill_dv_preset_info(device->current_preset->preset, &e_preset); - if (error) - return error; - - f->width = e_preset.width; - f->height = e_preset.height; - f->code = V4L2_MBUS_FMT_YUYV10_1X20; - f->field = device->current_preset->scanmode; - f->colorspace = device->current_preset->color_space; - - v4l2_dbg(1, debug, sd, "MBUS_FMT: Width - %d, Height - %d", - f->width, f->height); - return 0; -} - -/* - * tvp7002_query_dv_preset() - query DV preset - * @sd: pointer to standard V4L2 sub-device structure - * @qpreset: standard V4L2 v4l2_dv_preset structure - * - * Returns the current DV preset by TVP7002. If no active input is - * detected, returns -EINVAL - */ -static int tvp7002_query_dv(struct v4l2_subdev *sd, int *index) -{ - const struct tvp7002_preset_definition *presets = tvp7002_presets; - u8 progressive; - u32 lpfr; - u32 cpln; - int error = 0; - u8 lpf_lsb; - u8 lpf_msb; - u8 cpl_lsb; - u8 cpl_msb; - - /* Return invalid index if no active input is detected */ - *index = NUM_PRESETS; - - /* Read standards from device registers */ - tvp7002_read_err(sd, TVP7002_L_FRAME_STAT_LSBS, &lpf_lsb, &error); - tvp7002_read_err(sd, TVP7002_L_FRAME_STAT_MSBS, &lpf_msb, &error); - - if (error < 0) - return error; - - tvp7002_read_err(sd, TVP7002_CLK_L_STAT_LSBS, &cpl_lsb, &error); - tvp7002_read_err(sd, TVP7002_CLK_L_STAT_MSBS, &cpl_msb, &error); - - if (error < 0) - return error; - - /* Get lines per frame, clocks per line and interlaced/progresive */ - lpfr = lpf_lsb | ((TVP7002_CL_MASK & lpf_msb) << TVP7002_CL_SHIFT); - cpln = cpl_lsb | ((TVP7002_CL_MASK & cpl_msb) << TVP7002_CL_SHIFT); - progressive = (lpf_msb & TVP7002_INPR_MASK) >> TVP7002_IP_SHIFT; - - /* Do checking of video modes */ - for (*index = 0; *index < NUM_PRESETS; (*index)++, presets++) - if (lpfr == presets->lines_per_frame && - progressive == presets->progressive) { - if (presets->cpl_min == 0xffff) - break; - if (cpln >= presets->cpl_min && cpln <= presets->cpl_max) - break; - } - - if (*index == NUM_PRESETS) { - v4l2_dbg(1, debug, sd, "detection failed: lpf = %x, cpl = %x\n", - lpfr, cpln); - return -ENOLINK; - } - - /* Update lines per frame and clocks per line info */ - v4l2_dbg(1, debug, sd, "detected preset: %d\n", *index); - return 0; -} - -static int tvp7002_query_dv_preset(struct v4l2_subdev *sd, - struct v4l2_dv_preset *qpreset) -{ - int index; - int err = tvp7002_query_dv(sd, &index); - - if (err || index == NUM_PRESETS) { - qpreset->preset = V4L2_DV_INVALID; - if (err == -ENOLINK) - err = 0; - return err; - } - qpreset->preset = tvp7002_presets[index].preset; - return 0; -} - -static int tvp7002_query_dv_timings(struct v4l2_subdev *sd, - struct v4l2_dv_timings *timings) -{ - int index; - int err = tvp7002_query_dv(sd, &index); - - if (err) - return err; - *timings = tvp7002_presets[index].timings; - return 0; -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -/* - * tvp7002_g_register() - Get the value of a register - * @sd: ptr to v4l2_subdev struct - * @reg: ptr to v4l2_dbg_register struct - * - * Get the value of a TVP7002 decoder device register. - * Returns zero when successful, -EINVAL if register read fails or - * access to I2C client fails, -EPERM if the call is not allowed - * by disabled CAP_SYS_ADMIN. - */ -static int tvp7002_g_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - u8 val; - int ret; - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - ret = tvp7002_read(sd, reg->reg & 0xff, &val); - reg->val = val; - return ret; -} - -/* - * tvp7002_s_register() - set a control - * @sd: ptr to v4l2_subdev struct - * @reg: ptr to v4l2_dbg_register struct - * - * Get the value of a TVP7002 decoder device register. - * Returns zero when successful, -EINVAL if register read fails or - * -EPERM if call not allowed. - */ -static int tvp7002_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - return tvp7002_write(sd, reg->reg & 0xff, reg->val & 0xff); -} -#endif - -/* - * tvp7002_enum_mbus_fmt() - Enum supported mediabus formats - * @sd: pointer to standard V4L2 sub-device structure - * @index: format index - * @code: pointer to mediabus format - * - * Enumerate supported mediabus formats. - */ - -static int tvp7002_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, - enum v4l2_mbus_pixelcode *code) -{ - /* Check requested format index is within range */ - if (index) - return -EINVAL; - *code = V4L2_MBUS_FMT_YUYV10_1X20; - return 0; -} - -/* - * tvp7002_s_stream() - V4L2 decoder i/f handler for s_stream - * @sd: pointer to standard V4L2 sub-device structure - * @enable: streaming enable or disable - * - * Sets streaming to enable or disable, if possible. - */ -static int tvp7002_s_stream(struct v4l2_subdev *sd, int enable) -{ - struct tvp7002 *device = to_tvp7002(sd); - int error = 0; - - if (device->streaming == enable) - return 0; - - if (enable) { - /* Set output state on (low impedance means stream on) */ - error = tvp7002_write(sd, TVP7002_MISC_CTL_2, 0x00); - device->streaming = enable; - } else { - /* Set output state off (high impedance means stream off) */ - error = tvp7002_write(sd, TVP7002_MISC_CTL_2, 0x03); - if (error) - v4l2_dbg(1, debug, sd, "Unable to stop streaming\n"); - - device->streaming = enable; - } - - return error; -} - -/* - * tvp7002_log_status() - Print information about register settings - * @sd: ptr to v4l2_subdev struct - * - * Log register values of a TVP7002 decoder device. - * Returns zero or -EINVAL if read operation fails. - */ -static int tvp7002_log_status(struct v4l2_subdev *sd) -{ - const struct tvp7002_preset_definition *presets = tvp7002_presets; - struct tvp7002 *device = to_tvp7002(sd); - struct v4l2_dv_enum_preset e_preset; - struct v4l2_dv_preset detected; - int i; - - detected.preset = V4L2_DV_INVALID; - /* Find my current standard*/ - tvp7002_query_dv_preset(sd, &detected); - - /* Print standard related code values */ - for (i = 0; i < NUM_PRESETS; i++, presets++) - if (presets->preset == detected.preset) - break; - - if (v4l_fill_dv_preset_info(device->current_preset->preset, &e_preset)) - return -EINVAL; - - v4l2_info(sd, "Selected DV Preset: %s\n", e_preset.name); - v4l2_info(sd, " Pixels per line: %u\n", e_preset.width); - v4l2_info(sd, " Lines per frame: %u\n\n", e_preset.height); - if (i == NUM_PRESETS) { - v4l2_info(sd, "Detected DV Preset: None\n"); - } else { - if (v4l_fill_dv_preset_info(presets->preset, &e_preset)) - return -EINVAL; - v4l2_info(sd, "Detected DV Preset: %s\n", e_preset.name); - v4l2_info(sd, " Pixels per line: %u\n", e_preset.width); - v4l2_info(sd, " Lines per frame: %u\n\n", e_preset.height); - } - v4l2_info(sd, "Streaming enabled: %s\n", - device->streaming ? "yes" : "no"); - - /* Print the current value of the gain control */ - v4l2_ctrl_handler_log_status(&device->hdl, sd->name); - - return 0; -} - -/* - * tvp7002_enum_dv_presets() - Enum supported digital video formats - * @sd: pointer to standard V4L2 sub-device structure - * @preset: pointer to format struct - * - * Enumerate supported digital video formats. - */ -static int tvp7002_enum_dv_presets(struct v4l2_subdev *sd, - struct v4l2_dv_enum_preset *preset) -{ - /* Check requested format index is within range */ - if (preset->index >= NUM_PRESETS) - return -EINVAL; - - return v4l_fill_dv_preset_info(tvp7002_presets[preset->index].preset, preset); -} - -static int tvp7002_enum_dv_timings(struct v4l2_subdev *sd, - struct v4l2_enum_dv_timings *timings) -{ - /* Check requested format index is within range */ - if (timings->index >= NUM_PRESETS) - return -EINVAL; - - timings->timings = tvp7002_presets[timings->index].timings; - return 0; -} - -static const struct v4l2_ctrl_ops tvp7002_ctrl_ops = { - .s_ctrl = tvp7002_s_ctrl, -}; - -/* V4L2 core operation handlers */ -static const struct v4l2_subdev_core_ops tvp7002_core_ops = { - .g_chip_ident = tvp7002_g_chip_ident, - .log_status = tvp7002_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .g_register = tvp7002_g_register, - .s_register = tvp7002_s_register, -#endif -}; - -/* Specific video subsystem operation handlers */ -static const struct v4l2_subdev_video_ops tvp7002_video_ops = { - .enum_dv_presets = tvp7002_enum_dv_presets, - .s_dv_preset = tvp7002_s_dv_preset, - .query_dv_preset = tvp7002_query_dv_preset, - .g_dv_timings = tvp7002_g_dv_timings, - .s_dv_timings = tvp7002_s_dv_timings, - .enum_dv_timings = tvp7002_enum_dv_timings, - .query_dv_timings = tvp7002_query_dv_timings, - .s_stream = tvp7002_s_stream, - .g_mbus_fmt = tvp7002_mbus_fmt, - .try_mbus_fmt = tvp7002_mbus_fmt, - .s_mbus_fmt = tvp7002_mbus_fmt, - .enum_mbus_fmt = tvp7002_enum_mbus_fmt, -}; - -/* V4L2 top level operation handlers */ -static const struct v4l2_subdev_ops tvp7002_ops = { - .core = &tvp7002_core_ops, - .video = &tvp7002_video_ops, -}; - -/* - * tvp7002_probe - Probe a TVP7002 device - * @c: ptr to i2c_client struct - * @id: ptr to i2c_device_id struct - * - * Initialize the TVP7002 device - * Returns zero when successful, -EINVAL if register read fails or - * -EIO if i2c access is not available. - */ -static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) -{ - struct v4l2_subdev *sd; - struct tvp7002 *device; - struct v4l2_dv_preset preset; - int polarity_a; - int polarity_b; - u8 revision; - - int error; - - /* Check if the adapter supports the needed features */ - if (!i2c_check_functionality(c->adapter, - I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) - return -EIO; - - if (!c->dev.platform_data) { - v4l_err(c, "No platform data!!\n"); - return -ENODEV; - } - - device = kzalloc(sizeof(struct tvp7002), GFP_KERNEL); - - if (!device) - return -ENOMEM; - - sd = &device->sd; - device->pdata = c->dev.platform_data; - device->current_preset = tvp7002_presets; - - /* Tell v4l2 the device is ready */ - v4l2_i2c_subdev_init(sd, c, &tvp7002_ops); - v4l_info(c, "tvp7002 found @ 0x%02x (%s)\n", - c->addr, c->adapter->name); - - error = tvp7002_read(sd, TVP7002_CHIP_REV, &revision); - if (error < 0) - goto found_error; - - /* Get revision number */ - v4l2_info(sd, "Rev. %02x detected.\n", revision); - if (revision != 0x02) - v4l2_info(sd, "Unknown revision detected.\n"); - - /* Initializes TVP7002 to its default values */ - error = tvp7002_write_inittab(sd, tvp7002_init_default); - - if (error < 0) - goto found_error; - - /* Set polarity information after registers have been set */ - polarity_a = 0x20 | device->pdata->hs_polarity << 5 - | device->pdata->vs_polarity << 2; - error = tvp7002_write(sd, TVP7002_SYNC_CTL_1, polarity_a); - if (error < 0) - goto found_error; - - polarity_b = 0x01 | device->pdata->fid_polarity << 2 - | device->pdata->sog_polarity << 1 - | device->pdata->clk_polarity; - error = tvp7002_write(sd, TVP7002_MISC_CTL_3, polarity_b); - if (error < 0) - goto found_error; - - /* Set registers according to default video mode */ - preset.preset = device->current_preset->preset; - error = tvp7002_s_dv_preset(sd, &preset); - - v4l2_ctrl_handler_init(&device->hdl, 1); - v4l2_ctrl_new_std(&device->hdl, &tvp7002_ctrl_ops, - V4L2_CID_GAIN, 0, 255, 1, 0); - sd->ctrl_handler = &device->hdl; - if (device->hdl.error) { - int err = device->hdl.error; - - v4l2_ctrl_handler_free(&device->hdl); - kfree(device); - return err; - } - v4l2_ctrl_handler_setup(&device->hdl); - -found_error: - if (error < 0) - kfree(device); - - return error; -} - -/* - * tvp7002_remove - Remove TVP7002 device support - * @c: ptr to i2c_client struct - * - * Reset the TVP7002 device - * Returns zero. - */ -static int tvp7002_remove(struct i2c_client *c) -{ - struct v4l2_subdev *sd = i2c_get_clientdata(c); - struct tvp7002 *device = to_tvp7002(sd); - - v4l2_dbg(1, debug, sd, "Removing tvp7002 adapter" - "on address 0x%x\n", c->addr); - - v4l2_device_unregister_subdev(sd); - v4l2_ctrl_handler_free(&device->hdl); - kfree(device); - return 0; -} - -/* I2C Device ID table */ -static const struct i2c_device_id tvp7002_id[] = { - { "tvp7002", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, tvp7002_id); - -/* I2C driver data */ -static struct i2c_driver tvp7002_driver = { - .driver = { - .owner = THIS_MODULE, - .name = TVP7002_MODULE_NAME, - }, - .probe = tvp7002_probe, - .remove = tvp7002_remove, - .id_table = tvp7002_id, -}; - -module_i2c_driver(tvp7002_driver); |