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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf 
 kernel/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
....@@ -1,16 +1,9 @@
1
+/* SPDX-License-Identifier: GPL-2.0-only */
12 /*
23  * Copyright (c) 2016 MediaTek Inc.
34  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
45  *         Rick Chang <rick.chang@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
- *
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- * 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
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- * GNU General Public License for more details.
6
+ *         Xia Jiang <xia.jiang@mediatek.com>
147  */
158 
169 #ifndef _MTK_JPEG_CORE_H
....@@ -23,23 +16,62 @@
2316 
2417 #define MTK_JPEG_NAME		"mtk-jpeg"
2518 
26
-#define MTK_JPEG_FMT_FLAG_DEC_OUTPUT	BIT(0)
27
-#define MTK_JPEG_FMT_FLAG_DEC_CAPTURE	BIT(1)
19
+#define MTK_JPEG_COMP_MAX		3
2820 
29
-#define MTK_JPEG_FMT_TYPE_OUTPUT	1
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-#define MTK_JPEG_FMT_TYPE_CAPTURE	2
21
+#define MTK_JPEG_FMT_FLAG_OUTPUT	BIT(0)
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+#define MTK_JPEG_FMT_FLAG_CAPTURE	BIT(1)
3123 
32
-#define MTK_JPEG_MIN_WIDTH	32
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-#define MTK_JPEG_MIN_HEIGHT	32
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-#define MTK_JPEG_MAX_WIDTH	8192
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-#define MTK_JPEG_MAX_HEIGHT	8192
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+#define MTK_JPEG_MIN_WIDTH	32U
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+#define MTK_JPEG_MIN_HEIGHT	32U
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+#define MTK_JPEG_MAX_WIDTH	65535U
27
+#define MTK_JPEG_MAX_HEIGHT	65535U
3628 
3729 #define MTK_JPEG_DEFAULT_SIZEIMAGE	(1 * 1024 * 1024)
3830 
31
+#define MTK_JPEG_HW_TIMEOUT_MSEC 1000
32
+
33
+#define MTK_JPEG_MAX_EXIF_SIZE	(64 * 1024)
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+
35
+/**
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+ * enum mtk_jpeg_ctx_state - states of the context state machine
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+ * @MTK_JPEG_INIT:		current state is initialized
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+ * @MTK_JPEG_RUNNING:		current state is running
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+ * @MTK_JPEG_SOURCE_CHANGE:	current state is source resolution change
40
+ */
3941 enum mtk_jpeg_ctx_state {
4042 	MTK_JPEG_INIT = 0,
4143 	MTK_JPEG_RUNNING,
4244 	MTK_JPEG_SOURCE_CHANGE,
45
+};
46
+
47
+/**
48
+ * mtk_jpeg_variant - mtk jpeg driver variant
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+ * @clks:			clock names
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+ * @num_clks:			numbers of clock
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+ * @format:			jpeg driver's internal color format
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+ * @num_format:			number of format
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+ * @qops:			the callback of jpeg vb2_ops
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+ * @irq_handler:		jpeg irq handler callback
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+ * @hw_reset:			jpeg hardware reset callback
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+ * @m2m_ops:			the callback of jpeg v4l2_m2m_ops
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+ * @dev_name:			jpeg device name
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+ * @ioctl_ops:			the callback of jpeg v4l2_ioctl_ops
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+ * @out_q_default_fourcc:	output queue default fourcc
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+ * @cap_q_default_fourcc:	capture queue default fourcc
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+ */
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+struct mtk_jpeg_variant {
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+	struct clk_bulk_data *clks;
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+	int num_clks;
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+	struct mtk_jpeg_fmt *formats;
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+	int num_formats;
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+	const struct vb2_ops *qops;
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+	irqreturn_t (*irq_handler)(int irq, void *priv);
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+	void (*hw_reset)(void __iomem *base);
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+	const struct v4l2_m2m_ops *m2m_ops;
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+	const char *dev_name;
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+	const struct v4l2_ioctl_ops *ioctl_ops;
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+	u32 out_q_default_fourcc;
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+	u32 cap_q_default_fourcc;
4375 };
4476 
4577 /**
....@@ -51,11 +83,11 @@
5183  * @v4l2_dev:		v4l2 device for mem2mem mode
5284  * @m2m_dev:		v4l2 mem2mem device data
5385  * @alloc_ctx:		videobuf2 memory allocator's context
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- * @dec_vdev:		video device node for decoder mem2mem mode
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- * @dec_reg_base:	JPEG registers mapping
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- * @clk_jdec:		JPEG hw working clock
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- * @clk_jdec_smi:	JPEG SMI bus clock
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+ * @vdev:		video device node for jpeg mem2mem mode
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+ * @reg_base:		JPEG registers mapping
5888  * @larb:		SMI device
89
+ * @job_timeout_work:	IRQ timeout structure
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+ * @variant:		driver variant to be used
5991  */
6092 struct mtk_jpeg_dev {
6193 	struct mutex		lock;
....@@ -65,16 +97,17 @@
6597 	struct v4l2_device	v4l2_dev;
6698 	struct v4l2_m2m_dev	*m2m_dev;
6799 	void			*alloc_ctx;
68
-	struct video_device	*dec_vdev;
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-	void __iomem		*dec_reg_base;
70
-	struct clk		*clk_jdec;
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-	struct clk		*clk_jdec_smi;
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+	struct video_device	*vdev;
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+	void __iomem		*reg_base;
72102 	struct device		*larb;
103
+	struct delayed_work job_timeout_work;
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+	const struct mtk_jpeg_variant *variant;
73105 };
74106 
75107 /**
76108  * struct jpeg_fmt - driver's internal color format data
77109  * @fourcc:	the fourcc code, 0 if not applicable
110
+ * @hw_format:	hardware format value
78111  * @h_sample:	horizontal sample count of plane in 4 * 4 pixel image
79112  * @v_sample:	vertical sample count of plane in 4 * 4 pixel image
80113  * @colplanes:	number of color planes (1 for packed formats)
....@@ -84,6 +117,7 @@
84117  */
85118 struct mtk_jpeg_fmt {
86119 	u32	fourcc;
120
+	u32	hw_format;
87121 	int	h_sample[VIDEO_MAX_PLANES];
88122 	int	v_sample[VIDEO_MAX_PLANES];
89123 	int	colplanes;
....@@ -95,18 +129,13 @@
95129 /**
96130  * mtk_jpeg_q_data - parameters of one queue
97131  * @fmt:	  driver-specific format of this queue
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- * @w:		  image width
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- * @h:		  image height
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- * @bytesperline: distance in bytes between the leftmost pixels in two adjacent
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- *                lines
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- * @sizeimage:	  image buffer size in bytes
132
+ * @pix_mp:	  multiplanar format
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+ * @enc_crop_rect:	jpeg encoder crop information
103134  */
104135 struct mtk_jpeg_q_data {
105136 	struct mtk_jpeg_fmt	*fmt;
106
-	u32			w;
107
-	u32			h;
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-	u32			bytesperline[VIDEO_MAX_PLANES];
109
-	u32			sizeimage[VIDEO_MAX_PLANES];
137
+	struct v4l2_pix_format_mplane pix_mp;
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+	struct v4l2_rect enc_crop_rect;
110139 };
111140 
112141 /**
....@@ -115,13 +144,11 @@
115144  * @out_q:		source (output) queue information
116145  * @cap_q:		destination (capture) queue queue information
117146  * @fh:			V4L2 file handle
118
- * @dec_param		parameters for HW decoding
119147  * @state:		state of the context
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- * @header_valid:	set if header has been parsed and valid
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- * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
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- * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
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- * @quantization: enum v4l2_quantization, colorspace quantization
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- * @xfer_func: enum v4l2_xfer_func, colorspace transfer function
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+ * @enable_exif:	enable exif mode of jpeg encoder
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+ * @enc_quality:	jpeg encoder quality
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+ * @restart_interval:	jpeg encoder restart interval
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+ * @ctrl_hdl:		controls handler
125152  */
126153 struct mtk_jpeg_ctx {
127154 	struct mtk_jpeg_dev		*jpeg;
....@@ -129,11 +156,10 @@
129156 	struct mtk_jpeg_q_data		cap_q;
130157 	struct v4l2_fh			fh;
131158 	enum mtk_jpeg_ctx_state		state;
132
-
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-	enum v4l2_colorspace colorspace;
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-	enum v4l2_ycbcr_encoding ycbcr_enc;
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-	enum v4l2_quantization quantization;
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-	enum v4l2_xfer_func xfer_func;
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+	bool enable_exif;
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+	u8 enc_quality;
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+	u8 restart_interval;
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+	struct v4l2_ctrl_handler ctrl_hdl;
137163 };
138164 
139165 #endif /* _MTK_JPEG_CORE_H */