xref: /device/soc/rockchip/common/hardware/mpp/include/mpp_common.h

/*
 * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __MPP_COMMON_H__
#define __MPP_COMMON_H__

#include "rk_type.h"

#define MPP_TAG_SIZE 32

#define MPP_ABS(x) ((x) < (0) ? -(x) : (x))

#define MPP_MAX(a, b) ((a) > (b) ? (a) : (b))
#define MPP_MAX3(a, b, c) MPP_MAX(MPP_MAX(a, b), c)
#define MPP_MAX4(a, b, c, d) MPP_MAX((a), MPP_MAX3((b), (c), (d)))

#define MPP_MIN(a, b) ((a) > (b) ? (b) : (a))
#define MPP_MIN3(a, b, c) MPP_MIN(MPP_MIN(a, b), c)
#define MPP_MIN4(a, b, c, d) MPP_MIN((a), MPP_MIN3((b), (c), (d)))

#define MPP_DIV(a, b) ((b) ? (a) / (b) : (a))

#define MPP_CLIP3(l, h, v) ((v) < (l) ? (l) : ((v) > (h) ? (h) : (v)))
#define MPP_SIGN(a) ((a) < (0) ? (-1) : (1))
#define MPP_DIV_SIGN(a, b) (((a) + (MPP_SIGN(a) * (b)) / 2) / (b))

#define MPP_SWAP(type, a, b)                                                                                           \
    do {                                                                                                               \
        type SWAP_tmp = b;                                                                                             \
        b = a;                                                                                                         \
        a = SWAP_tmp;                                                                                                  \
    } while (0)
#define MPP_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0]))
#define MPP_ALIGN(x, a) (((x) + (a)-1) & ~((a)-1))
#define MPP_VSWAP(a, b)                                                                                                \
    do {                                                                                                               \
        (a) ^= (b);                                                                                                    \
        (b) ^= (a);                                                                                                    \
        (a) ^= (b);                                                                                                    \
    } while (0)

#define MPP_RB16(x) ((((const unsigned char *)(x))[0] << 8) | ((const unsigned char *)(x))[1])
#define MPP_WB16(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[1] = (d);                                                                               \
        ((unsigned char *)(p))[0] = (d) >> 8;                                                                          \
    } while (0)

#define MPP_RL16(x) ((((const unsigned char *)(x))[1] << 8) | ((const unsigned char *)(x))[0])
#define MPP_WL16(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[0] = (d);                                                                               \
        ((unsigned char *)(p))[1] = (d) >> 8;                                                                          \
    } while (0)

#define MPP_RB32(x)                                                                                                    \
    ((((const unsigned char *)(x))[0] << 24) | (((const unsigned char *)(x))[1] << 16) |                               \
     (((const unsigned char *)(x))[2] << 8) | ((const unsigned char *)(x))[3])
#define MPP_WB32(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[3] = (d);                                                                               \
        ((unsigned char *)(p))[2] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[1] = (d) >> 16;                                                                         \
        ((unsigned char *)(p))[0] = (d) >> 24;                                                                         \
    } while (0)

#define MPP_RL32(x)                                                                                                    \
    ((((const unsigned char *)(x))[3] << 24) | (((const unsigned char *)(x))[2] << 16) |                               \
     (((const unsigned char *)(x))[1] << 8) | ((const unsigned char *)(x))[0])
#define MPP_WL32(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[0] = (d);                                                                               \
        ((unsigned char *)(p))[1] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[2] = (d) >> 16;                                                                         \
        ((unsigned char *)(p))[3] = (d) >> 24;                                                                         \
    } while (0)

#define MPP_RB64(x)                                                                                                    \
    (((RK_U64)((const unsigned char *)(x))[0] << 56) | ((RK_U64)((const unsigned char *)(x))[1] << 48) |               \
     ((RK_U64)((const unsigned char *)(x))[2] << 40) | ((RK_U64)((const unsigned char *)(x))[3] << 32) |               \
     ((RK_U64)((const unsigned char *)(x))[4] << 24) | ((RK_U64)((const unsigned char *)(x))[5] << 16) |               \
     ((RK_U64)((const unsigned char *)(x))[6] << 8) | (RK_U64)((const unsigned char *)(x))[7])
#define MPP_WB64(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[7] = (d);                                                                               \
        ((unsigned char *)(p))[6] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[5] = (d) >> 16;                                                                         \
        ((unsigned char *)(p))[4] = (d) >> 24;                                                                         \
        ((unsigned char *)(p))[3] = (d) >> 32;                                                                         \
        ((unsigned char *)(p))[2] = (d) >> 40;                                                                         \
        ((unsigned char *)(p))[1] = (d) >> 48;                                                                         \
        ((unsigned char *)(p))[0] = (d) >> 56;                                                                         \
    } while (0)

#define MPP_RL64(x)                                                                                                    \
    (((RK_U64)((const unsigned char *)(x))[7] << 56) | ((RK_U64)((const unsigned char *)(x))[6] << 48) |               \
     ((RK_U64)((const unsigned char *)(x))[5] << 40) | ((RK_U64)((const unsigned char *)(x))[4] << 32) |               \
     ((RK_U64)((const unsigned char *)(x))[3] << 24) | ((RK_U64)((const unsigned char *)(x))[2] << 16) |               \
     ((RK_U64)((const unsigned char *)(x))[1] << 8) | (RK_U64)((const unsigned char *)(x))[0])
#define MPP_WL64(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[0] = (d);                                                                               \
        ((unsigned char *)(p))[1] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[2] = (d) >> 16;                                                                         \
        ((unsigned char *)(p))[3] = (d) >> 24;                                                                         \
        ((unsigned char *)(p))[4] = (d) >> 32;                                                                         \
        ((unsigned char *)(p))[5] = (d) >> 40;                                                                         \
        ((unsigned char *)(p))[6] = (d) >> 48;                                                                         \
        ((unsigned char *)(p))[7] = (d) >> 56;                                                                         \
    } while (0)

#define MPP_RB24(x)                                                                                                    \
    ((((const unsigned char *)(x))[0] << 16) | (((const unsigned char *)(x))[1] << 8) | ((const unsigned char *)(x))[2])
#define MPP_WB24(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[2] = (d);                                                                               \
        ((unsigned char *)(p))[1] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[0] = (d) >> 16;                                                                         \
    } while (0)

#define MPP_RL24(x)                                                                                                    \
    ((((const unsigned char *)(x))[2] << 16) | (((const unsigned char *)(x))[1] << 8) | ((const unsigned char *)(x))[0])

#define MPP_WL24(p, d)                                                                                                 \
    do {                                                                                                               \
        ((unsigned char *)(p))[0] = (d);                                                                               \
        ((unsigned char *)(p))[1] = (d) >> 8;                                                                          \
        ((unsigned char *)(p))[2] = (d) >> 16;                                                                         \
    } while (0)

#include <stdio.h>
#if defined(_WIN32) && !defined(__MINGW32CE__)
#define fseeko _fseeki64

#include <direct.h>
#include <io.h>
#include <sys/stat.h>
#define chdir _chdir
#define mkdir _mkdir
#define access _access
#define off_t _off_t

#define R_OK 4 /* Test for read permission. */
#define W_OK 2 /* Test for write permission. */
#define X_OK 1 /* Test for execute permission. */
#define F_OK 0 /* Test for existence. */

#elif defined(__MINGW32CE__)
#define fseeko fseeko64
#else
#include <unistd.h>
#include <stddef.h>
#include <sys/stat.h>
#include <sys/types.h>
#define mkdir(x) mkdir(x, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)
#endif

#define container_of(ptr, type, member) ((type *)((char *)(ptr)-offsetof(type, member)))

#define RETURN __Return
#define FAILED __Failed

#define ARG_T(t) t
#define ARG_N(a, b, c, d, N, ...) N
#define ARG_N_HELPER(...) ARG_T(ARG_N(__VA_ARGS__))
#define COUNT_ARG(...) ARG_N_HELPER(__VA_ARGS__, 4, 3, 2, 1, 0)

#define SZ_1K (1024)
#define SZ_2K (SZ_1K * 2)
#define SZ_4K (SZ_1K * 4)
#define SZ_8K (SZ_1K * 8)
#define SZ_16K (SZ_1K * 16)
#define SZ_32K (SZ_1K * 32)
#define SZ_64K (SZ_1K * 64)
#define SZ_128K (SZ_1K * 128)
#define SZ_256K (SZ_1K * 256)
#define SZ_512K (SZ_1K * 512)
#define SZ_1M (SZ_1K * SZ_1K)
#define SZ_2M (SZ_1M * 2)
#define SZ_4M (SZ_1M * 4)
#define SZ_8M (SZ_1M * 8)
#define SZ_16M (SZ_1M * 16)
#define SZ_32M (SZ_1M * 32)
#define SZ_64M (SZ_1M * 64)
#define SZ_80M (SZ_1M * 80)
#define SZ_128M (SZ_1M * 128)

#define SIZE_INT 4
#ifdef __cplusplus
extern "C" {
#endif

signed int mpp_log2(unsigned int v);
signed int mpp_log2_16bit(unsigned int v);

static __inline signed int mpp_ceil_log2(signed int x)
{
    return mpp_log2((x - 1) << 1);
}

static __inline signed int mpp_clip(signed int a, signed int amin, signed int amax)
{
    if (a < amin) {
        return amin;
    } else if (a > amax) {
        return amax;
    } else {
        return a;
    }
}

static __inline unsigned int mpp_is_32bit(void)
{
    return ((sizeof(void *) == SIZE_INT) ? (1) : (0));
}

signed int axb_div_c(signed int a, signed int b, signed int c);

#ifdef __cplusplus
}
#endif

#endif /* __MPP_COMMON_H__ */