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