Release 4.12 drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h
/*
* Copyright (c) 2016 MediaTek Inc.
* Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
* Rick Chang <rick.chang@mediatek.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _MTK_JPEG_HW_H
#define _MTK_JPEG_HW_H
#include <media/videobuf2-core.h>
#include "mtk_jpeg_core.h"
#include "mtk_jpeg_reg.h"
enum {
MTK_JPEG_DEC_RESULT_EOF_DONE = 0,
MTK_JPEG_DEC_RESULT_PAUSE = 1,
MTK_JPEG_DEC_RESULT_UNDERFLOW = 2,
MTK_JPEG_DEC_RESULT_OVERFLOW = 3,
MTK_JPEG_DEC_RESULT_ERROR_BS = 4,
MTK_JPEG_DEC_RESULT_ERROR_UNKNOWN = 6
};
struct mtk_jpeg_dec_param {
u32 pic_w;
u32 pic_h;
u32 dec_w;
u32 dec_h;
u32 src_color;
u32 dst_fourcc;
u32 mcu_w;
u32 mcu_h;
u32 total_mcu;
u32 unit_num;
u32 comp_num;
u32 comp_id[MTK_JPEG_COMP_MAX];
u32 sampling_w[MTK_JPEG_COMP_MAX];
u32 sampling_h[MTK_JPEG_COMP_MAX];
u32 qtbl_num[MTK_JPEG_COMP_MAX];
u32 blk_num;
u32 blk_comp[MTK_JPEG_COMP_MAX];
u32 membership;
u32 dma_mcu;
u32 dma_group;
u32 dma_last_mcu;
u32 img_stride[MTK_JPEG_COMP_MAX];
u32 mem_stride[MTK_JPEG_COMP_MAX];
u32 comp_w[MTK_JPEG_COMP_MAX];
u32 comp_size[MTK_JPEG_COMP_MAX];
u32 y_size;
u32 uv_size;
u32 dec_size;
u8 uv_brz_w;
};
static inline u32 mtk_jpeg_align(u32 val, u32 align)
{
return (val + align - 1) & ~(align - 1);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Rick Chang | 29 | 100.00% | 1 | 100.00% |
| Total | 29 | 100.00% | 1 | 100.00% |
struct mtk_jpeg_bs {
dma_addr_t str_addr;
dma_addr_t end_addr;
size_t size;
};
struct mtk_jpeg_fb {
dma_addr_t plane_addr[MTK_JPEG_COMP_MAX];
size_t size;
};
int mtk_jpeg_dec_fill_param(struct mtk_jpeg_dec_param *param);
u32 mtk_jpeg_dec_get_int_status(void __iomem *dec_reg_base);
u32 mtk_jpeg_dec_enum_result(u32 irq_result);
void mtk_jpeg_dec_set_config(void __iomem *base,
struct mtk_jpeg_dec_param *config,
struct mtk_jpeg_bs *bs,
struct mtk_jpeg_fb *fb);
void mtk_jpeg_dec_reset(void __iomem *dec_reg_base);
void mtk_jpeg_dec_start(void __iomem *dec_reg_base);
#endif /* _MTK_JPEG_HW_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Rick Chang | 289 | 100.00% | 1 | 100.00% |
| Total | 289 | 100.00% | 1 | 100.00% |
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