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
  30 extern int mtk_v4l2_dbg_level;
  31 extern bool mtk_vcodec_dbg;
  32
  33 #define DEBUG   1
  34
  35 #if defined(DEBUG)
  36
  37 #define mtk_v4l2_debug(level, fmt, args...)                              \
  38         do {                                                             \
  39                 if (mtk_v4l2_dbg_level >= level)                         \
  40                         pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\
  41                                 level, __func__, __LINE__, ##args);      \
  42         } while (0)
  43
  44 #define mtk_v4l2_err(fmt, args...)                \
  45         pr_err("[MTK_V4L2][ERROR] %s:%d: " fmt "\n", __func__, __LINE__, \
  46                ##args)
  47
  48
  49 #define mtk_v4l2_debug_enter()  mtk_v4l2_debug(3, "+")
  50 #define mtk_v4l2_debug_leave()  mtk_v4l2_debug(3, "-")
  51
  52 #define mtk_vcodec_debug(h, fmt, args...)                               \
  53         do {                                                            \
  54                 if (mtk_vcodec_dbg)                                     \
  55                         pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n",     \
  56                                 ((struct mtk_vcodec_ctx *)h->ctx)->id, \
  57                                 __func__, ##args);                      \
  58         } while (0)
  59
  60 #define mtk_vcodec_err(h, fmt, args...)                                 \
  61         pr_err("[MTK_VCODEC][ERROR][%d]: %s() " fmt "\n",               \
  62                ((struct mtk_vcodec_ctx *)h->ctx)->id, __func__, ##args)
  63
  64 #define mtk_vcodec_debug_enter(h)  mtk_vcodec_debug(h, "+")
  65 #define mtk_vcodec_debug_leave(h)  mtk_vcodec_debug(h, "-")
  66
  67 #else
  68
  69 #define mtk_v4l2_debug(level, fmt, args...)
  70 #define mtk_v4l2_err(fmt, args...)
  71 #define mtk_v4l2_debug_enter()
  72 #define mtk_v4l2_debug_leave()
  73
  74 #define mtk_vcodec_debug(h, fmt, args...)
  75 #define mtk_vcodec_err(h, fmt, args...)
  76 #define mtk_vcodec_debug_enter(h)
  77 #define mtk_vcodec_debug_leave(h)
  78
  79 #endif
  80
  81 void __iomem *mtk_vcodec_get_reg_addr(struct mtk_vcodec_ctx *data,
  82                                 unsigned int reg_idx);
  83 int mtk_vcodec_mem_alloc(struct mtk_vcodec_ctx *data,
  84                                 struct mtk_vcodec_mem *mem);
  85 void mtk_vcodec_mem_free(struct mtk_vcodec_ctx *data,
  86                                 struct mtk_vcodec_mem *mem);
  87 #endif /* _MTK_VCODEC_UTIL_H_ */