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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* drivers/gpu/drm/exynos/regs-rotator.h
   3  *
   4  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   5  *              http://www.samsung.com/
   6  *
   7  * Register definition file for Samsung Rotator Interface (Rotator) driver
   8 */
   9
  10 #ifndef EXYNOS_REGS_ROTATOR_H
  11 #define EXYNOS_REGS_ROTATOR_H
  12
  13 /* Configuration */
  14 #define ROT_CONFIG                      0x00
  15 #define ROT_CONFIG_IRQ                  (3 << 8)
  16
  17 /* Image Control */
  18 #define ROT_CONTROL                     0x10
  19 #define ROT_CONTROL_PATTERN_WRITE       (1 << 16)
  20 #define ROT_CONTROL_FMT_YCBCR420_2P     (1 << 8)
  21 #define ROT_CONTROL_FMT_RGB888          (6 << 8)
  22 #define ROT_CONTROL_FMT_MASK            (7 << 8)
  23 #define ROT_CONTROL_FLIP_VERTICAL       (2 << 6)
  24 #define ROT_CONTROL_FLIP_HORIZONTAL     (3 << 6)
  25 #define ROT_CONTROL_FLIP_MASK           (3 << 6)
  26 #define ROT_CONTROL_ROT_90              (1 << 4)
  27 #define ROT_CONTROL_ROT_180             (2 << 4)
  28 #define ROT_CONTROL_ROT_270             (3 << 4)
  29 #define ROT_CONTROL_ROT_MASK            (3 << 4)
  30 #define ROT_CONTROL_START               (1 << 0)
  31
  32 /* Status */
  33 #define ROT_STATUS                      0x20
  34 #define ROT_STATUS_IRQ_PENDING(x)       (1 << (x))
  35 #define ROT_STATUS_IRQ(x)               (((x) >> 8) & 0x3)
  36 #define ROT_STATUS_IRQ_VAL_COMPLETE     1
  37 #define ROT_STATUS_IRQ_VAL_ILLEGAL      2
  38
  39 /* Buffer Address */
  40 #define ROT_SRC_BUF_ADDR(n)             (0x30 + ((n) << 2))
  41 #define ROT_DST_BUF_ADDR(n)             (0x50 + ((n) << 2))
  42
  43 /* Buffer Size */
  44 #define ROT_SRC_BUF_SIZE                0x3c
  45 #define ROT_DST_BUF_SIZE                0x5c
  46 #define ROT_SET_BUF_SIZE_H(x)           ((x) << 16)
  47 #define ROT_SET_BUF_SIZE_W(x)           ((x) << 0)
  48 #define ROT_GET_BUF_SIZE_H(x)           ((x) >> 16)
  49 #define ROT_GET_BUF_SIZE_W(x)           ((x) & 0xffff)
  50
  51 /* Crop Position */
  52 #define ROT_SRC_CROP_POS                0x40
  53 #define ROT_DST_CROP_POS                0x60
  54 #define ROT_CROP_POS_Y(x)               ((x) << 16)
  55 #define ROT_CROP_POS_X(x)               ((x) << 0)
  56
  57 /* Source Crop Size */
  58 #define ROT_SRC_CROP_SIZE               0x44
  59 #define ROT_SRC_CROP_SIZE_H(x)          ((x) << 16)
  60 #define ROT_SRC_CROP_SIZE_W(x)          ((x) << 0)
  61
  62 /* Round to nearest aligned value */
  63 #define ROT_ALIGN(x, align, mask)       (((x) + (1 << ((align) - 1))) & (mask))
  64 /* Minimum limit value */
  65 #define ROT_MIN(min, mask)              (((min) + ~(mask)) & (mask))
  66 /* Maximum limit value */
  67 #define ROT_MAX(max, mask)              ((max) & (mask))
  68
  69 #endif /* EXYNOS_REGS_ROTATOR_H */
  70