LXR linux/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
  71