diff options
Diffstat (limited to 'drivers/media/video/samsung/jpeg/jpeg_mem.h')
| -rw-r--r-- | drivers/media/video/samsung/jpeg/jpeg_mem.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/media/video/samsung/jpeg/jpeg_mem.h b/drivers/media/video/samsung/jpeg/jpeg_mem.h new file mode 100644 index 0000000..6874992 --- /dev/null +++ b/drivers/media/video/samsung/jpeg/jpeg_mem.h @@ -0,0 +1,66 @@ +/* linux/drivers/media/video/samsung/jpeg/jpeg_mem.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Definition for Operation of Jpeg encoder/docoder with memory + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __JPEG_MEM_H__ +#define __JPEG_MEM_H__ + +// JYSHIN for google demo 20101014 +#define MAX_JPEG_WIDTH 3264 +#define MAX_JPEG_HEIGHT 2448 + +//#define MAX_JPEG_WIDTH 3072 +//#define MAX_JPEG_HEIGHT 2048 +#ifdef CONFIG_UMP_VCM_ALLOC +#include <plat/s5p-vcm.h> +#include "ump_kernel_interface.h" +#include "ump_kernel_interface_ref_drv.h" +#endif + +#define MAX_JPEG_RES (MAX_JPEG_WIDTH * MAX_JPEG_HEIGHT) + +/* jpeg stream buf */ +#define JPEG_S_BUF_SIZE ((MAX_JPEG_RES / PAGE_SIZE + 1) * PAGE_SIZE) +/* jpeg frame buf */ +#define JPEG_F_BUF_SIZE (((MAX_JPEG_RES * 3) / PAGE_SIZE + 1) * PAGE_SIZE) + +#define JPEG_MEM_SIZE (JPEG_S_BUF_SIZE + JPEG_F_BUF_SIZE) +#define JPEG_MAIN_START 0x00 + +#define SYSMMU_JPEG_ON + +/* for reserved memory */ +struct jpeg_mem { + /* buffer base */ + unsigned int base; + /* for jpeg stream data */ + unsigned int stream_data_addr; + unsigned int stream_data_size; + /* for raw data */ + unsigned int frame_data_addr; + unsigned int frame_data_size; +}; + +int jpeg_init_mem(struct device *dev, unsigned int *base); +int jpeg_mem_free(void); +unsigned long jpeg_get_stream_buf(unsigned long arg); +unsigned long jpeg_get_frame_buf(unsigned long arg); +void jpeg_set_stream_buf(unsigned int *str_buf, unsigned int base); +void jpeg_set_frame_buf(unsigned int *fra_buf, unsigned int base); + +#if defined(CONFIG_S5P_SYSMMU_JPEG) && defined(CONFIG_S5P_VMEM) +extern unsigned int *s5p_vmalloc(size_t size); +extern void *s5p_getaddress(unsigned int cookie); +extern void s5p_vfree(unsigned int cookie); +#endif + +#endif /* __JPEG_MEM_H__ */ + |