drivers/media/platform/coda/imx-vdoa.h

   1 /*
   2  * Copyright (C) 2016 Pengutronix
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #ifndef IMX_VDOA_H
  15 #define IMX_VDOA_H
  16
  17 struct vdoa_data;
  18 struct vdoa_ctx;
  19
  20 #if (defined CONFIG_VIDEO_IMX_VDOA || defined CONFIG_VIDEO_IMX_VDOA_MODULE)
  21
  22 struct vdoa_ctx *vdoa_context_create(struct vdoa_data *vdoa);
  23 int vdoa_context_configure(struct vdoa_ctx *ctx,
  24                            unsigned int width, unsigned int height,
  25                            u32 pixelformat);
  26 void vdoa_context_destroy(struct vdoa_ctx *ctx);
  27
  28 void vdoa_device_run(struct vdoa_ctx *ctx, dma_addr_t dst, dma_addr_t src);
  29 int vdoa_wait_for_completion(struct vdoa_ctx *ctx);
  30
  31 #else
  32
  33 static inline struct vdoa_ctx *vdoa_context_create(struct vdoa_data *vdoa)
  34 {
  35         return NULL;
  36 }
  37
  38 static inline int vdoa_context_configure(struct vdoa_ctx *ctx,
  39                                          unsigned int width,
  40                                          unsigned int height,
  41                                          u32 pixelformat)
  42 {
  43         return 0;
  44 }
  45
  46 static inline void vdoa_context_destroy(struct vdoa_ctx *ctx) { };
  47
  48 static inline void vdoa_device_run(struct vdoa_ctx *ctx,
  49                                    dma_addr_t dst, dma_addr_t src) { };
  50
  51 static inline int vdoa_wait_for_completion(struct vdoa_ctx *ctx)
  52 {
  53         return 0;
  54 };
  55
  56 #endif
  57
  58 #endif /* IMX_VDOA_H */