drivers/media/platform/ti-vpe/csc.h

   1 /*
   2  * Copyright (c) 2013 Texas Instruments Inc.
   3  *
   4  * David Griego, <dagriego@biglakesoftware.com>
   5  * Dale Farnsworth, <dale@farnsworth.org>
   6  * Archit Taneja, <archit@ti.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License version 2 as published by
  10  * the Free Software Foundation.
  11  */
  12 #ifndef TI_CSC_H
  13 #define TI_CSC_H
  14
  15 /* VPE color space converter regs */
  16 #define CSC_CSC00               0x00
  17 #define CSC_A0_MASK             0x1fff
  18 #define CSC_A0_SHIFT            0
  19 #define CSC_B0_MASK             0x1fff
  20 #define CSC_B0_SHIFT            16
  21
  22 #define CSC_CSC01               0x04
  23 #define CSC_C0_MASK             0x1fff
  24 #define CSC_C0_SHIFT            0
  25 #define CSC_A1_MASK             0x1fff
  26 #define CSC_A1_SHIFT            16
  27
  28 #define CSC_CSC02               0x08
  29 #define CSC_B1_MASK             0x1fff
  30 #define CSC_B1_SHIFT            0
  31 #define CSC_C1_MASK             0x1fff
  32 #define CSC_C1_SHIFT            16
  33
  34 #define CSC_CSC03               0x0c
  35 #define CSC_A2_MASK             0x1fff
  36 #define CSC_A2_SHIFT            0
  37 #define CSC_B2_MASK             0x1fff
  38 #define CSC_B2_SHIFT            16
  39
  40 #define CSC_CSC04               0x10
  41 #define CSC_C2_MASK             0x1fff
  42 #define CSC_C2_SHIFT            0
  43 #define CSC_D0_MASK             0x0fff
  44 #define CSC_D0_SHIFT            16
  45
  46 #define CSC_CSC05               0x14
  47 #define CSC_D1_MASK             0x0fff
  48 #define CSC_D1_SHIFT            0
  49 #define CSC_D2_MASK             0x0fff
  50 #define CSC_D2_SHIFT            16
  51
  52 #define CSC_BYPASS              (1 << 28)
  53
  54 struct csc_data {
  55         void __iomem            *base;
  56         struct resource         *res;
  57
  58         struct platform_device  *pdev;
  59 };
  60
  61 void csc_dump_regs(struct csc_data *csc);
  62 void csc_set_coeff_bypass(struct csc_data *csc, u32 *csc_reg5);
  63 void csc_set_coeff(struct csc_data *csc, u32 *csc_reg0,
  64                 enum v4l2_colorspace src_colorspace,
  65                 enum v4l2_colorspace dst_colorspace);
  66 struct csc_data *csc_create(struct platform_device *pdev, const char *res_name);
  67
  68 #endif