From patchwork Tue Mar 3 10:06:50 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 9665 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n23A7aJ2019622 for ; Tue, 3 Mar 2009 10:07:36 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753906AbZCCKHd (ORCPT ); Tue, 3 Mar 2009 05:07:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753963AbZCCKHd (ORCPT ); Tue, 3 Mar 2009 05:07:33 -0500 Received: from smtp.nokia.com ([192.100.122.233]:32236 "EHLO mgw-mx06.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753420AbZCCKHX (ORCPT ); Tue, 3 Mar 2009 05:07:23 -0500 Received: from esebh105.NOE.Nokia.com (esebh105.ntc.nokia.com [172.21.138.211]) by mgw-mx06.nokia.com (Switch-3.2.6/Switch-3.2.6) with ESMTP id n23A762T032102; Tue, 3 Mar 2009 12:07:13 +0200 Received: from vaebh104.NOE.Nokia.com ([10.160.244.30]) by esebh105.NOE.Nokia.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 3 Mar 2009 12:06:58 +0200 Received: from mgw-int02.ntc.nokia.com ([172.21.143.97]) by vaebh104.NOE.Nokia.com over TLS secured channel with Microsoft SMTPSVC(6.0.3790.3959); Tue, 3 Mar 2009 12:06:58 +0200 Received: from maxwell.research.nokia.com (maxwell.research.nokia.com [172.21.50.162]) by mgw-int02.ntc.nokia.com (Switch-3.2.5/Switch-3.2.5) with ESMTP id n23A6uJA029945; Tue, 3 Mar 2009 12:06:56 +0200 Received: from kaali.localdomain (kaali.localdomain [192.168.239.7]) by maxwell.research.nokia.com (Postfix) with ESMTP id 3C3407000D; Tue, 3 Mar 2009 12:06:56 +0200 (EET) Received: from sailus by kaali.localdomain with local (Exim 4.69) (envelope-from ) id 1LeRWa-0007on-7V; Tue, 03 Mar 2009 12:06:56 +0200 From: Sakari Ailus To: linux-media@vger.kernel.org Cc: linux-omap@vger.kernel.org, saaguirre@ti.com, tuukka.o.toivonen@nokia.com, dongsoo.kim@gmail.com Subject: [PATCH 3/9] omap3isp: Add userspace header Date: Tue, 3 Mar 2009 12:06:50 +0200 Message-Id: <1236074816-30018-3-git-send-email-sakari.ailus@maxwell.research.nokia.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1236074816-30018-2-git-send-email-sakari.ailus@maxwell.research.nokia.com> References: <49AD0128.5090503@maxwell.research.nokia.com> <1236074816-30018-1-git-send-email-sakari.ailus@maxwell.research.nokia.com> <1236074816-30018-2-git-send-email-sakari.ailus@maxwell.research.nokia.com> X-OriginalArrivalTime: 03 Mar 2009 10:06:58.0159 (UTC) FILETIME=[C9C40FF0:01C99BE7] X-Nokia-AV: Clean Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Signed-off-by: Sakari Ailus --- arch/arm/plat-omap/include/mach/isp_user.h | 676 ++++++++++++++++++++++++++++ 1 files changed, 676 insertions(+), 0 deletions(-) create mode 100644 arch/arm/plat-omap/include/mach/isp_user.h diff --git a/arch/arm/plat-omap/include/mach/isp_user.h b/arch/arm/plat-omap/include/mach/isp_user.h new file mode 100644 index 0000000..b819e26 --- /dev/null +++ b/arch/arm/plat-omap/include/mach/isp_user.h @@ -0,0 +1,676 @@ +/* + * isp_user.h + * + * Include file for OMAP ISP module in TI's OMAP3. + * + * Copyright (C) 2009 Texas Instruments, Inc. + * + * Contributors: + * Mohit Jalori + * Sergio Aguirre + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef OMAP_ISP_USER_H +#define OMAP_ISP_USER_H + +/* ISP Private IOCTLs */ +#define VIDIOC_PRIVATE_ISP_CCDC_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 1, struct ispccdc_update_config) +#define VIDIOC_PRIVATE_ISP_PRV_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 2, struct ispprv_update_config) +#define VIDIOC_PRIVATE_ISP_AEWB_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 4, struct isph3a_aewb_config) +#define VIDIOC_PRIVATE_ISP_AEWB_REQ \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 5, struct isph3a_aewb_data) +#define VIDIOC_PRIVATE_ISP_HIST_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 6, struct isp_hist_config) +#define VIDIOC_PRIVATE_ISP_HIST_REQ \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 7, struct isp_hist_data) +#define VIDIOC_PRIVATE_ISP_AF_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 8, struct af_configuration) +#define VIDIOC_PRIVATE_ISP_AF_REQ \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 9, struct isp_af_data) + +/* AE/AWB related structures and flags*/ + +/* Flags for update field */ +#define REQUEST_STATISTICS (1 << 0) +#define SET_COLOR_GAINS (1 << 1) +#define SET_DIGITAL_GAIN (1 << 2) +#define SET_EXPOSURE (1 << 3) +#define SET_ANALOG_GAIN (1 << 4) + +#define MAX_FRAME_COUNT 0x0FFF +#define MAX_FUTURE_FRAMES 10 + +#define MAX_SATURATION_LIM 1023 +#define MIN_WIN_H 2 +#define MAX_WIN_H 256 +#define MIN_WIN_W 6 +#define MAX_WIN_W 256 +#define MAX_WINVC 128 +#define MAX_WINHC 36 +#define MAX_WINSTART 4095 +#define MIN_SUB_INC 2 +#define MAX_SUB_INC 32 + +/* Range Constants */ +#define AF_IIRSH_MIN 0 +#define AF_IIRSH_MAX 4094 +#define AF_PAXEL_HORIZONTAL_COUNT_MIN 0 +#define AF_PAXEL_HORIZONTAL_COUNT_MAX 35 +#define AF_PAXEL_VERTICAL_COUNT_MIN 0 +#define AF_PAXEL_VERTICAL_COUNT_MAX 127 +#define AF_PAXEL_INCREMENT_MIN 0 +#define AF_PAXEL_INCREMENT_MAX 14 +#define AF_PAXEL_HEIGHT_MIN 0 +#define AF_PAXEL_HEIGHT_MAX 127 +#define AF_PAXEL_WIDTH_MIN 0 +#define AF_PAXEL_WIDTH_MAX 127 +#define AF_PAXEL_HZSTART_MIN 2 +#define AF_PAXEL_HZSTART_MAX 4094 + +#define AF_PAXEL_VTSTART_MIN 0 +#define AF_PAXEL_VTSTART_MAX 4095 +#define AF_THRESHOLD_MAX 255 +#define AF_COEF_MAX 4095 +#define AF_PAXEL_SIZE 48 + +/** + * struct isph3a_aewb_config - AE AWB configuration reset values. + * saturation_limit: Saturation limit. + * @win_height: Window Height. Range 2 - 256, even values only. + * @win_width: Window Width. Range 6 - 256, even values only. + * @ver_win_count: Vertical Window Count. Range 1 - 128. + * @hor_win_count: Horizontal Window Count. Range 1 - 36. + * @ver_win_start: Vertical Window Start. Range 0 - 4095. + * @hor_win_start: Horizontal Window Start. Range 0 - 4095. + * @blk_ver_win_start: Black Vertical Windows Start. Range 0 - 4095. + * @blk_win_height: Black Window Height. Range 2 - 256, even values only. + * @subsample_ver_inc: Subsample Vertical points increment Range 2 - 32, even + * values only. + * @subsample_hor_inc: Subsample Horizontal points increment Range 2 - 32, even + * values only. + * @alaw_enable: AEW ALAW EN flag. + * @aewb_enable: AE AWB stats generation EN flag. + */ +struct isph3a_aewb_config { + __u16 saturation_limit; + __u16 win_height; + __u16 win_width; + __u16 ver_win_count; + __u16 hor_win_count; + __u16 ver_win_start; + __u16 hor_win_start; + __u16 blk_ver_win_start; + __u16 blk_win_height; + __u16 subsample_ver_inc; + __u16 subsample_hor_inc; + __u8 alaw_enable; + __u8 aewb_enable; +}; + +/** + * struct isph3a_aewb_data - Structure of data sent to or received from user + * @h3a_aewb_statistics_buf: Pointer to pass to user. + * @shutter: Shutter speed. + * @gain: Sensor analog Gain. + * @shutter_cap: Shutter speed for capture. + * @gain_cap: Sensor Gain for capture. + * @dgain: White balance digital gain. + * @wb_gain_b: White balance color gain blue. + * @wb_gain_r: White balance color gain red. + * @wb_gain_gb: White balance color gain green blue. + * @wb_gain_gr: White balance color gain green red. + * @frame_number: Frame number of requested stats. + * @curr_frame: Current frame number being processed. + * @update: Bitwise flags to update parameters. + * @ts: Timestamp of returned framestats. + * @field_count: Sequence number of returned framestats. + */ +struct isph3a_aewb_data { + void *h3a_aewb_statistics_buf; + __u32 shutter; + __u16 gain; + __u32 shutter_cap; + __u16 gain_cap; + __u16 dgain; + __u16 wb_gain_b; + __u16 wb_gain_r; + __u16 wb_gain_gb; + __u16 wb_gain_gr; + __u16 frame_number; + __u16 curr_frame; + __u8 update; + struct timeval ts; + __u32 config_counter; + unsigned long field_count; +}; + + +/* Histogram related structs */ +/* Flags for number of bins */ +#define BINS_32 0x0 +#define BINS_64 0x1 +#define BINS_128 0x2 +#define BINS_256 0x3 + +struct isp_hist_config { + __u8 hist_source; /* CCDC or Memory */ + __u8 input_bit_width; /* Needed o know the size per pixel */ + __u8 hist_frames; /* Num of frames to be processed and + * accumulated + */ + __u8 hist_h_v_info; /* frame-input width and height if source is + * memory + */ + __u16 hist_radd; /* frame-input address in memory */ + __u16 hist_radd_off; /* line-offset for frame-input */ + __u16 hist_bins; /* number of bins: 32, 64, 128, or 256 */ + __u16 wb_gain_R; /* White Balance Field-to-Pattern Assignments */ + __u16 wb_gain_RG; /* White Balance Field-to-Pattern Assignments */ + __u16 wb_gain_B; /* White Balance Field-to-Pattern Assignments */ + __u16 wb_gain_BG; /* White Balance Field-to-Pattern Assignments */ + __u8 num_regions; /* number of regions to be configured */ + __u16 reg0_hor; /* Region 0 size and position */ + __u16 reg0_ver; /* Region 0 size and position */ + __u16 reg1_hor; /* Region 1 size and position */ + __u16 reg1_ver; /* Region 1 size and position */ + __u16 reg2_hor; /* Region 2 size and position */ + __u16 reg2_ver; /* Region 2 size and position */ + __u16 reg3_hor; /* Region 3 size and position */ + __u16 reg3_ver; /* Region 3 size and position */ +}; + +struct isp_hist_data { + __u32 *hist_statistics_buf; /* Pointer to pass to user */ +}; + +/* Auto Focus related structs */ + +#define AF_NUMBER_OF_COEF 11 + +/* Flags for update field */ +#define REQUEST_STATISTICS (1 << 0) +#define LENS_DESIRED_POSITION (1 << 1) +#define LENS_CURRENT_POSITION (1 << 2) + +/** + * struct isp_af_xtrastats - Extra statistics related to AF generated stats. + * @ts: Timestamp when the frame gets delivered to the user. + * @field_count: Field count of the frame delivered to the user. + * @lens_position: Lens position when the stats are being generated. + */ +struct isp_af_xtrastats { + struct timeval ts; + unsigned long field_count; + __u16 lens_position; /* deprecated */ +}; + +/** + * struct isp_af_data - AF statistics data to transfer between driver and user. + * @af_statistics_buf: Pointer to pass to user. + * @lens_current_position: Read value of lens absolute position. + * @desired_lens_direction: Lens desired location. + * @update: Bitwise flags to update parameters. + * @frame_number: Data for which frame is desired/given. + * @curr_frame: Current frame number being processed by AF module. + * @xtrastats: Extra statistics structure. + */ +struct isp_af_data { + void *af_statistics_buf; + __u16 lens_current_position; /* deprecated */ + __u16 desired_lens_direction; /* deprecated */ + __u16 update; + __u16 frame_number; + __u16 curr_frame; + __u32 config_counter; + struct isp_af_xtrastats xtrastats; +}; + +/* enum used for status of specific feature */ +enum af_alaw_enable { + H3A_AF_ALAW_DISABLE = 0, + H3A_AF_ALAW_ENABLE = 1 +}; + +enum af_hmf_enable { + H3A_AF_HMF_DISABLE = 0, + H3A_AF_HMF_ENABLE = 1 +}; + +enum af_config_flag { + H3A_AF_CFG_DISABLE = 0, + H3A_AF_CFG_ENABLE = 1 +}; + +enum af_mode { + ACCUMULATOR_SUMMED = 0, + ACCUMULATOR_PEAK = 1 +}; + +/* Red, Green, and blue pixel location in the AF windows */ +enum rgbpos { + GR_GB_BAYER = 0, /* GR and GB as Bayer pattern */ + RG_GB_BAYER = 1, /* RG and GB as Bayer pattern */ + GR_BG_BAYER = 2, /* GR and BG as Bayer pattern */ + RG_BG_BAYER = 3, /* RG and BG as Bayer pattern */ + GG_RB_CUSTOM = 4, /* GG and RB as custom pattern */ + RB_GG_CUSTOM = 5 /* RB and GG as custom pattern */ +}; + +/* Contains the information regarding the Horizontal Median Filter */ +struct af_hmf { + enum af_hmf_enable enable; /* Status of Horizontal Median Filter */ + unsigned int threshold; /* Threshhold Value for Horizontal Median + * Filter + */ +}; + +/* Contains the information regarding the IIR Filters */ +struct af_iir { + unsigned int hz_start_pos; /* IIR Start Register Value */ + int coeff_set0[AF_NUMBER_OF_COEF]; /* + * IIR Filter Coefficient for + * Set 0 + */ + int coeff_set1[AF_NUMBER_OF_COEF]; /* + * IIR Filter Coefficient for + * Set 1 + */ +}; + +/* Contains the information regarding the Paxels Structure in AF Engine */ +struct af_paxel { + unsigned int width; /* Width of the Paxel */ + unsigned int height; /* Height of the Paxel */ + unsigned int hz_start; /* Horizontal Start Position */ + unsigned int vt_start; /* Vertical Start Position */ + unsigned int hz_cnt; /* Horizontal Count */ + unsigned int vt_cnt; /* vertical Count */ + unsigned int line_incr; /* Line Increment */ +}; +/* Contains the parameters required for hardware set up of AF Engine */ +struct af_configuration { + enum af_alaw_enable alaw_enable; /*ALWAW status */ + struct af_hmf hmf_config; /*HMF configurations */ + enum rgbpos rgb_pos; /*RGB Positions */ + struct af_iir iir_config; /*IIR filter configurations */ + struct af_paxel paxel_config; /*Paxel parameters */ + enum af_mode mode; /*Accumulator mode */ + enum af_config_flag af_config; /*Flag indicates Engine is configured */ +}; + +/* ISP CCDC structs */ + +/* Abstraction layer CCDC configurations */ +#define ISP_ABS_CCDC_ALAW (1 << 0) +#define ISP_ABS_CCDC_LPF (1 << 1) +#define ISP_ABS_CCDC_BLCLAMP (1 << 2) +#define ISP_ABS_CCDC_BCOMP (1 << 3) +#define ISP_ABS_CCDC_FPC (1 << 4) +#define ISP_ABS_CCDC_CULL (1 << 5) +#define ISP_ABS_CCDC_COLPTN (1 << 6) +#define ISP_ABS_CCDC_CONFIG_LSC (1 << 7) +#define ISP_ABS_TBL_LSC (1 << 8) + +#define RGB_MAX 3 + +/* Enumeration constants for Alaw input width */ +enum alaw_ipwidth { + ALAW_BIT12_3 = 0x3, + ALAW_BIT11_2 = 0x4, + ALAW_BIT10_1 = 0x5, + ALAW_BIT9_0 = 0x6 +}; + +/* Enumeration constants for Video Port */ +enum vpin { + BIT12_3 = 3, + BIT11_2 = 4, + BIT10_1 = 5, + BIT9_0 = 6 +}; + +enum vpif_freq { + PIXCLKBY2, + PIXCLKBY3_5, + PIXCLKBY4_5, + PIXCLKBY5_5, + PIXCLKBY6_5 +}; + +/** + * struct ispccdc_lsc_config - Structure for LSC configuration. + * @offset: Table Offset of the gain table. + * @gain_mode_n: Vertical dimension of a paxel in LSC configuration. + * @gain_mode_m: Horizontal dimension of a paxel in LSC configuration. + * @gain_format: Gain table format. + * @fmtsph: Start pixel horizontal from start of the HS sync pulse. + * @fmtlnh: Number of pixels in horizontal direction to use for the data + * reformatter. + * @fmtslv: Start line from start of VS sync pulse for the data reformatter. + * @fmtlnv: Number of lines in vertical direction for the data reformatter. + * @initial_x: X position, in pixels, of the first active pixel in reference + * to the first active paxel. Must be an even number. + * @initial_y: Y position, in pixels, of the first active pixel in reference + * to the first active paxel. Must be an even number. + * @size: Size of LSC gain table. Filled when loaded from userspace. + */ +struct ispccdc_lsc_config { + __u16 offset; + __u8 gain_mode_n; + __u8 gain_mode_m; + __u8 gain_format; + __u16 fmtsph; + __u16 fmtlnh; + __u16 fmtslv; + __u16 fmtlnv; + __u8 initial_x; + __u8 initial_y; + __u32 size; +}; + +/** + * struct ispccdc_bclamp - Structure for Optical & Digital black clamp subtract + * @obgain: Optical black average gain. + * @obstpixel: Start Pixel w.r.t. HS pulse in Optical black sample. + * @oblines: Optical Black Sample lines. + * @oblen: Optical Black Sample Length. + * @dcsubval: Digital Black Clamp subtract value. + */ +struct ispccdc_bclamp { + __u8 obgain; + __u8 obstpixel; + __u8 oblines; + __u8 oblen; + __u16 dcsubval; +}; + +/** + * ispccdc_fpc - Structure for FPC + * @fpnum: Number of faulty pixels to be corrected in the frame. + * @fpcaddr: Memory address of the FPC Table + */ +struct ispccdc_fpc { + __u16 fpnum; + __u32 fpcaddr; +}; + +/** + * ispccdc_blcomp - Structure for Black Level Compensation parameters. + * @b_mg: B/Mg pixels. 2's complement. -128 to +127. + * @gb_g: Gb/G pixels. 2's complement. -128 to +127. + * @gr_cy: Gr/Cy pixels. 2's complement. -128 to +127. + * @r_ye: R/Ye pixels. 2's complement. -128 to +127. + */ +struct ispccdc_blcomp { + __u8 b_mg; + __u8 gb_g; + __u8 gr_cy; + __u8 r_ye; +}; + +/** + * struct ispccdc_vp - Structure for Video Port parameters + * @bitshift_sel: Video port input select. 3 - bits 12-3, 4 - bits 11-2, + * 5 - bits 10-1, 6 - bits 9-0. + * @freq_sel: Video port data ready frequency. 1 - 1/3.5, 2 - 1/4.5, + * 3 - 1/5.5, 4 - 1/6.5. + */ +struct ispccdc_vp { + enum vpin bitshift_sel; + enum vpif_freq freq_sel; +}; + +/** + * ispccdc_culling - Structure for Culling parameters. + * @v_pattern: Vertical culling pattern. + * @h_odd: Horizontal Culling pattern for odd lines. + * @h_even: Horizontal Culling pattern for even lines. + */ +struct ispccdc_culling { + __u8 v_pattern; + __u16 h_odd; + __u16 h_even; +}; + +/** + * ispccdc_update_config - Structure for CCDC configuration. + * @update: Specifies which CCDC registers should be updated. + * @flag: Specifies which CCDC functions should be enabled. + * @alawip: Enable/Disable A-Law compression. + * @bclamp: Black clamp control register. + * @blcomp: Black level compensation value for RGrGbB Pixels. 2's complement. + * @fpc: Number of faulty pixels corrected in the frame, address of FPC table. + * @cull: Cull control register. + * @colptn: Color pattern of the sensor. + * @lsc: Pointer to LSC gain table. + */ +struct ispccdc_update_config { + __u16 update; + __u16 flag; + enum alaw_ipwidth alawip; + struct ispccdc_bclamp *bclamp; + struct ispccdc_blcomp *blcomp; + struct ispccdc_fpc *fpc; + struct ispccdc_lsc_config *lsc_cfg; + struct ispccdc_culling *cull; + __u32 colptn; + __u8 *lsc; +}; + +/* Preview configuration */ + +/*Abstraction layer preview configurations*/ +#define ISP_ABS_PREV_LUMAENH (1 << 0) +#define ISP_ABS_PREV_INVALAW (1 << 1) +#define ISP_ABS_PREV_HRZ_MED (1 << 2) +#define ISP_ABS_PREV_CFA (1 << 3) +#define ISP_ABS_PREV_CHROMA_SUPP (1 << 4) +#define ISP_ABS_PREV_WB (1 << 5) +#define ISP_ABS_PREV_BLKADJ (1 << 6) +#define ISP_ABS_PREV_RGB2RGB (1 << 7) +#define ISP_ABS_PREV_COLOR_CONV (1 << 8) +#define ISP_ABS_PREV_YC_LIMIT (1 << 9) +#define ISP_ABS_PREV_DEFECT_COR (1 << 10) +#define ISP_ABS_PREV_GAMMABYPASS (1 << 11) +#define ISP_ABS_TBL_NF (1 << 12) +#define ISP_ABS_TBL_REDGAMMA (1 << 13) +#define ISP_ABS_TBL_GREENGAMMA (1 << 14) +#define ISP_ABS_TBL_BLUEGAMMA (1 << 15) + +#define ISPPRV_NF_TBL_SIZE 64 +#define ISPPRV_CFA_TBL_SIZE 576 +#define ISPPRV_GAMMA_TBL_SIZE 1024 +#define ISPPRV_YENH_TBL_SIZE 128 + +/** + * struct ispprev_hmed - Structure for Horizontal Median Filter. + * @odddist: Distance between consecutive pixels of same color in the odd line. + * @evendist: Distance between consecutive pixels of same color in the even + * line. + * @thres: Horizontal median filter threshold. + */ +struct ispprev_hmed { + __u8 odddist; + __u8 evendist; + __u8 thres; +}; + +/* + * Enumeration for CFA Formats supported by preview + */ +enum cfa_fmt { + CFAFMT_BAYER, CFAFMT_SONYVGA, CFAFMT_RGBFOVEON, + CFAFMT_DNSPL, CFAFMT_HONEYCOMB, CFAFMT_RRGGBBFOVEON +}; + +/** + * struct ispprev_cfa - Structure for CFA Inpterpolation. + * @cfafmt: CFA Format Enum value supported by preview. + * @cfa_gradthrs_vert: CFA Gradient Threshold - Vertical. + * @cfa_gradthrs_horz: CFA Gradient Threshold - Horizontal. + * @cfa_table: Pointer to the CFA table. + */ +struct ispprev_cfa { + enum cfa_fmt cfafmt; + __u8 cfa_gradthrs_vert; + __u8 cfa_gradthrs_horz; + __u32 *cfa_table; +}; + +/** + * struct ispprev_csup - Structure for Chrominance Suppression. + * @gain: Gain. + * @thres: Threshold. + * @hypf_en: Flag to enable/disable the High Pass Filter. + */ +struct ispprev_csup { + __u8 gain; + __u8 thres; + __u8 hypf_en; +}; + +/** + * struct ispprev_wbal - Structure for White Balance. + * @dgain: Digital gain (U10Q8). + * @coef3: White balance gain - COEF 3 (U8Q5). + * @coef2: White balance gain - COEF 2 (U8Q5). + * @coef1: White balance gain - COEF 1 (U8Q5). + * @coef0: White balance gain - COEF 0 (U8Q5). + */ +struct ispprev_wbal { + __u16 dgain; + __u8 coef3; + __u8 coef2; + __u8 coef1; + __u8 coef0; +}; + +/** + * struct ispprev_blkadj - Structure for Black Adjustment. + * @red: Black level offset adjustment for Red in 2's complement format + * @green: Black level offset adjustment for Green in 2's complement format + * @blue: Black level offset adjustment for Blue in 2's complement format + */ +struct ispprev_blkadj { + /*Black level offset adjustment for Red in 2's complement format */ + __u8 red; + /*Black level offset adjustment for Green in 2's complement format */ + __u8 green; + /* Black level offset adjustment for Blue in 2's complement format */ + __u8 blue; +}; + +/** + * struct ispprev_rgbtorgb - Structure for RGB to RGB Blending. + * @matrix: Blending values(S12Q8 format) + * [RR] [GR] [BR] + * [RG] [GG] [BG] + * [RB] [GB] [BB] + * @offset: Blending offset value for R,G,B in 2's complement integer format. + */ +struct ispprev_rgbtorgb { + __u16 matrix[3][3]; + __u16 offset[3]; +}; + +/** + * struct ispprev_csc - Structure for Color Space Conversion from RGB-YCbYCr + * @matrix: Color space conversion coefficients(S10Q8) + * [CSCRY] [CSCGY] [CSCBY] + * [CSCRCB] [CSCGCB] [CSCBCB] + * [CSCRCR] [CSCGCR] [CSCBCR] + * @offset: CSC offset values for Y offset, CB offset and CR offset respectively + */ +struct ispprev_csc { + __u16 matrix[RGB_MAX][RGB_MAX]; + __s16 offset[RGB_MAX]; +}; + +/** + * struct ispprev_yclimit - Structure for Y, C Value Limit. + * @minC: Minimum C value + * @maxC: Maximum C value + * @minY: Minimum Y value + * @maxY: Maximum Y value + */ +struct ispprev_yclimit { + __u8 minC; + __u8 maxC; + __u8 minY; + __u8 maxY; +}; + +/** + * struct ispprev_dcor - Structure for Defect correction. + * @couplet_mode_en: Flag to enable or disable the couplet dc Correction in NF + * @detect_correct: Thresholds for correction bit 0:10 detect 16:25 correct + */ +struct ispprev_dcor { + __u8 couplet_mode_en; + __u32 detect_correct[4]; +}; + +/** + * struct ispprev_nf - Structure for Noise Filter + * @spread: Spread value to be used in Noise Filter + * @table: Pointer to the Noise Filter table + */ +struct ispprev_nf { + __u8 spread; + __u32 table[ISPPRV_NF_TBL_SIZE]; +}; + +/** + * struct ispprv_update_config - Structure for Preview Configuration (user). + * @update: Specifies which ISP Preview registers should be updated. + * @flag: Specifies which ISP Preview functions should be enabled. + * @yen: Pointer to luma enhancement table. + * @shading_shift: 3bit value of shift used in shading compensation. + * @prev_hmed: Pointer to structure containing the odd and even distance. + * between the pixels in the image along with the filter threshold. + * @prev_cfa: Pointer to structure containing the CFA interpolation table, CFA. + * format in the image, vertical and horizontal gradient threshold. + * @csup: Pointer to Structure for Chrominance Suppression coefficients. + * @prev_wbal: Pointer to structure for White Balance. + * @prev_blkadj: Pointer to structure for Black Adjustment. + * @rgb2rgb: Pointer to structure for RGB to RGB Blending. + * @prev_csc: Pointer to structure for Color Space Conversion from RGB-YCbYCr. + * @yclimit: Pointer to structure for Y, C Value Limit. + * @prev_dcor: Pointer to structure for defect correction. + * @prev_nf: Pointer to structure for Noise Filter + * @red_gamma: Pointer to red gamma correction table. + * @green_gamma: Pointer to green gamma correction table. + * @blue_gamma: Pointer to blue gamma correction table. + */ +struct ispprv_update_config { + __u16 update; + __u16 flag; + void *yen; + __u32 shading_shift; + struct ispprev_hmed *prev_hmed; + struct ispprev_cfa *prev_cfa; + struct ispprev_csup *csup; + struct ispprev_wbal *prev_wbal; + struct ispprev_blkadj *prev_blkadj; + struct ispprev_rgbtorgb *rgb2rgb; + struct ispprev_csc *prev_csc; + struct ispprev_yclimit *yclimit; + struct ispprev_dcor *prev_dcor; + struct ispprev_nf *prev_nf; + __u32 *red_gamma; + __u32 *green_gamma; + __u32 *blue_gamma; +}; + +#endif /* OMAP_ISP_USER_H */