drivers/gpu/drm/exynos/regs-rotator.h

   1 /* drivers/gpu/drm/exynos/regs-rotator.h
   2  *
   3  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com/
   5  *
   6  * Register definition file for Samsung Rotator Interface (Rotator) driver
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11 */
  12
  13 #ifndef EXYNOS_REGS_ROTATOR_H
  14 #define EXYNOS_REGS_ROTATOR_H
  15
  16 /* Configuration */
  17 #define ROT_CONFIG                      0x00
  18 #define ROT_CONFIG_IRQ                  (3 << 8)
  19
  20 /* Image Control */
  21 #define ROT_CONTROL                     0x10
  22 #define ROT_CONTROL_PATTERN_WRITE       (1 << 16)
  23 #define ROT_CONTROL_FMT_YCBCR420_2P     (1 << 8)
  24 #define ROT_CONTROL_FMT_RGB888          (6 << 8)
  25 #define ROT_CONTROL_FMT_MASK            (7 << 8)
  26 #define ROT_CONTROL_FLIP_VERTICAL       (2 << 6)
  27 #define ROT_CONTROL_FLIP_HORIZONTAL     (3 << 6)
  28 #define ROT_CONTROL_FLIP_MASK           (3 << 6)
  29 #define ROT_CONTROL_ROT_90              (1 << 4)
  30 #define ROT_CONTROL_ROT_180             (2 << 4)
  31 #define ROT_CONTROL_ROT_270             (3 << 4)
  32 #define ROT_CONTROL_ROT_MASK            (3 << 4)
  33 #define ROT_CONTROL_START               (1 << 0)
  34
  35 /* Status */
  36 #define ROT_STATUS                      0x20
  37 #define ROT_STATUS_IRQ_PENDING(x)       (1 << (x))
  38 #define ROT_STATUS_IRQ(x)               (((x) >> 8) & 0x3)
  39 #define ROT_STATUS_IRQ_VAL_COMPLETE     1
  40 #define ROT_STATUS_IRQ_VAL_ILLEGAL      2
  41
  42 /* Buffer Address */
  43 #define ROT_SRC_BUF_ADDR(n)             (0x30 + ((n) << 2))
  44 #define ROT_DST_BUF_ADDR(n)             (0x50 + ((n) << 2))
  45
  46 /* Buffer Size */
  47 #define ROT_SRC_BUF_SIZE                0x3c
  48 #define ROT_DST_BUF_SIZE                0x5c
  49 #define ROT_SET_BUF_SIZE_H(x)           ((x) << 16)
  50 #define ROT_SET_BUF_SIZE_W(x)           ((x) << 0)
  51 #define ROT_GET_BUF_SIZE_H(x)           ((x) >> 16)
  52 #define ROT_GET_BUF_SIZE_W(x)           ((x) & 0xffff)
  53
  54 /* Crop Position */
  55 #define ROT_SRC_CROP_POS                0x40
  56 #define ROT_DST_CROP_POS                0x60
  57 #define ROT_CROP_POS_Y(x)               ((x) << 16)
  58 #define ROT_CROP_POS_X(x)               ((x) << 0)
  59
  60 /* Source Crop Size */
  61 #define ROT_SRC_CROP_SIZE               0x44
  62 #define ROT_SRC_CROP_SIZE_H(x)          ((x) << 16)
  63 #define ROT_SRC_CROP_SIZE_W(x)          ((x) << 0)
  64
  65 /* Round to nearest aligned value */
  66 #define ROT_ALIGN(x, align, mask)       (((x) + (1 << ((align) - 1))) & (mask))
  67 /* Minimum limit value */
  68 #define ROT_MIN(min, mask)              (((min) + ~(mask)) & (mask))
  69 /* Maximum limit value */
  70 #define ROT_MAX(max, mask)              ((max) & (mask))
  71
  72 #endif /* EXYNOS_REGS_ROTATOR_H */
  73