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 74