drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/gdc_global.h

   1 /*
   2  * Support for Intel Camera Imaging ISP subsystem.
   3  * Copyright (c) 2015, Intel Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  */
  14
  15 #ifndef __GDC_GLOBAL_H_INCLUDED__
  16 #define __GDC_GLOBAL_H_INCLUDED__
  17
  18 #define IS_GDC_VERSION_2
  19
  20 #include <type_support.h>
  21 #include "gdc_v2_defs.h"
  22
  23 /*
  24  * Storage addresses for packed data transfer
  25  */
  26 #define GDC_PARAM_ICX_LEFT_ROUNDED_IDX            0
  27 #define GDC_PARAM_OXDIM_FLOORED_IDX               1
  28 #define GDC_PARAM_OXDIM_LAST_IDX                  2
  29 #define GDC_PARAM_WOIX_LAST_IDX                   3
  30 #define GDC_PARAM_IY_TOPLEFT_IDX                  4
  31 #define GDC_PARAM_CHUNK_CNT_IDX                   5
  32 /*#define GDC_PARAM_ELEMENTS_PER_XMEM_ADDR_IDX    6 */          /* Derived from bpp */
  33 #define GDC_PARAM_BPP_IDX                         6
  34 #define GDC_PARAM_BLOCK_HEIGHT_IDX                7
  35 /*#define GDC_PARAM_DMA_CHANNEL_STRIDE_A_IDX      8*/           /* The DMA stride == the GDC buffer stride */
  36 #define GDC_PARAM_WOIX_IDX                        8
  37 #define GDC_PARAM_DMA_CHANNEL_STRIDE_B_IDX        9
  38 #define GDC_PARAM_DMA_CHANNEL_WIDTH_A_IDX        10
  39 #define GDC_PARAM_DMA_CHANNEL_WIDTH_B_IDX        11
  40 #define GDC_PARAM_VECTORS_PER_LINE_IN_IDX        12
  41 #define GDC_PARAM_VECTORS_PER_LINE_OUT_IDX       13
  42 #define GDC_PARAM_VMEM_IN_DIMY_IDX               14
  43 #define GDC_PARAM_COMMAND_IDX                    15
  44 #define N_GDC_PARAM                              16
  45
  46 /* Because of the packed parameter transfer max(params) == max(fragments) */
  47 #define N_GDC_FRAGMENTS         N_GDC_PARAM
  48
  49 /* The GDC is capable of higher internal precision than the parameter data structures */
  50 #define HRT_GDC_COORD_SCALE_BITS        6
  51 #define HRT_GDC_COORD_SCALE                     (1 << HRT_GDC_COORD_SCALE_BITS)
  52
  53 typedef enum {
  54         GDC_CH0_ID = 0,
  55         N_GDC_CHANNEL_ID
  56 } gdc_channel_ID_t;
  57
  58 typedef enum {
  59         gdc_8_bpp  = 8,
  60         gdc_10_bpp = 10,
  61         gdc_12_bpp = 12,
  62         gdc_14_bpp = 14
  63 } gdc_bits_per_pixel_t;
  64
  65 typedef struct gdc_scale_param_mem_s {
  66         uint16_t  params[N_GDC_PARAM];
  67         uint16_t  ipx_start_array[N_GDC_PARAM];
  68         uint16_t  ibuf_offset[N_GDC_PARAM];
  69         uint16_t  obuf_offset[N_GDC_PARAM];
  70 } gdc_scale_param_mem_t;
  71
  72 typedef struct gdc_warp_param_mem_s {
  73         uint32_t      origin_x;
  74         uint32_t      origin_y;
  75         uint32_t      in_addr_offset;
  76         uint32_t      in_block_width;
  77         uint32_t      in_block_height;
  78         uint32_t      p0_x;
  79         uint32_t      p0_y;
  80         uint32_t      p1_x;
  81         uint32_t      p1_y;
  82         uint32_t      p2_x;
  83         uint32_t      p2_y;
  84         uint32_t      p3_x;
  85         uint32_t      p3_y;
  86         uint32_t      padding[3];
  87 } gdc_warp_param_mem_t;
  88
  89
  90 #endif /* __GDC_GLOBAL_H_INCLUDED__ */