drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h

   1 /*
   2 * Copyright (c) 2016 MediaTek Inc.
   3 * Author: PC Chen <pc.chen@mediatek.com>
   4 *       Tiffany Lin <tiffany.lin@mediatek.com>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 */
  15
  16 #ifndef _MTK_VCODEC_UTIL_H_
  17 #define _MTK_VCODEC_UTIL_H_
  18
  19 #include <linux/types.h>
  20 #include <linux/dma-direction.h>
  21
  22 struct mtk_vcodec_mem {
  23         size_t size;
  24         void *va;
  25         dma_addr_t dma_addr;
  26 };
  27
  28 struct mtk_vcodec_ctx;
  29 struct mtk_vcodec_dev;
  30
  31 extern int mtk_v4l2_dbg_level;
  32 extern bool mtk_vcodec_dbg;
  33
  34 #define DEBUG   1
  35
  36 #if defined(DEBUG)
  37
  38 #define mtk_v4l2_debug(level, fmt, args...)                              \
  39         do {                                                             \
  40                 if (mtk_v4l2_dbg_level >= level)                         \
  41                         pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\
  42                                 level, __func__, __LINE__, ##args);      \
  43         } while (0)
  44
  45 #define mtk_v4l2_err(fmt, args...)                \
  46         pr_err("[MTK_V4L2][ERROR] %s:%d: " fmt "\n", __func__, __LINE__, \
  47                ##args)
  48
  49
  50 #define mtk_v4l2_debug_enter()  mtk_v4l2_debug(3, "+")
  51 #define mtk_v4l2_debug_leave()  mtk_v4l2_debug(3, "-")
  52
  53 #define mtk_vcodec_debug(h, fmt, args...)                               \
  54         do {                                                            \
  55                 if (mtk_vcodec_dbg)                                     \
  56                         pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n",     \
  57                                 ((struct mtk_vcodec_ctx *)h->ctx)->id, \
  58                                 __func__, ##args);                      \
  59         } while (0)
  60
  61 #define mtk_vcodec_err(h, fmt, args...)                                 \
  62         pr_err("[MTK_VCODEC][ERROR][%d]: %s() " fmt "\n",               \
  63                ((struct mtk_vcodec_ctx *)h->ctx)->id, __func__, ##args)
  64
  65 #define mtk_vcodec_debug_enter(h)  mtk_vcodec_debug(h, "+")
  66 #define mtk_vcodec_debug_leave(h)  mtk_vcodec_debug(h, "-")
  67
  68 #else
  69
  70 #define mtk_v4l2_debug(level, fmt, args...)
  71 #define mtk_v4l2_err(fmt, args...)
  72 #define mtk_v4l2_debug_enter()
  73 #define mtk_v4l2_debug_leave()
  74
  75 #define mtk_vcodec_debug(h, fmt, args...)
  76 #define mtk_vcodec_err(h, fmt, args...)
  77 #define mtk_vcodec_debug_enter(h)
  78 #define mtk_vcodec_debug_leave(h)
  79
  80 #endif
  81
  82 void __iomem *mtk_vcodec_get_reg_addr(struct mtk_vcodec_ctx *data,
  83                                 unsigned int reg_idx);
  84 int mtk_vcodec_mem_alloc(struct mtk_vcodec_ctx *data,
  85                                 struct mtk_vcodec_mem *mem);
  86 void mtk_vcodec_mem_free(struct mtk_vcodec_ctx *data,
  87                                 struct mtk_vcodec_mem *mem);
  88 void mtk_vcodec_set_curr_ctx(struct mtk_vcodec_dev *dev,
  89         struct mtk_vcodec_ctx *ctx);
  90 struct mtk_vcodec_ctx *mtk_vcodec_get_curr_ctx(struct mtk_vcodec_dev *dev);
  91
  92 #endif /* _MTK_VCODEC_UTIL_H_ */