1 /*
2 * Rockchip isp1 driver
3 *
4 * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 */
34
35 #ifndef _RKISP_H
36 #define _RKISP_H
37
38 #include <linux/interrupt.h>
39 #include <linux/kfifo.h>
40 #include <linux/platform_device.h>
41 #include <linux/rk-camera-module.h>
42 #include <media/v4l2-fwnode.h>
43 #include "common.h"
44 #include "isp_ispp.h"
45
46 #define CIF_ISP_INPUT_W_MAX 4416
47 #define CIF_ISP_INPUT_H_MAX 3312
48 #define CIF_ISP_INPUT_W_MAX_V12 3264
49 #define CIF_ISP_INPUT_H_MAX_V12 2448
50 #define CIF_ISP_INPUT_W_MAX_V13 1920
51 #define CIF_ISP_INPUT_H_MAX_V13 1080
52 #define CIF_ISP_INPUT_W_MAX_V21 4096
53 #define CIF_ISP_INPUT_H_MAX_V21 3072
54 #define CIF_ISP_INPUT_W_MAX_V30 4672
55 #define CIF_ISP_INPUT_H_MAX_V30 3504
56 #define CIF_ISP_INPUT_W_MAX_V30_UNITE 8192
57 #define CIF_ISP_INPUT_H_MAX_V30_UNITE 6144
58 #define CIF_ISP_INPUT_W_MAX_V32 3072
59 #define CIF_ISP_INPUT_H_MAX_V32 1728
60 #define CIF_ISP_INPUT_W_MAX_V32_L 4224
61 #define CIF_ISP_INPUT_H_MAX_V32_L 3136
62 #define CIF_ISP_INPUT_W_MIN 272
63 #define CIF_ISP_INPUT_H_MIN 256
64 #define CIF_ISP_OUTPUT_W_MAX CIF_ISP_INPUT_W_MAX
65 #define CIF_ISP_OUTPUT_H_MAX CIF_ISP_INPUT_H_MAX
66 #define CIF_ISP_OUTPUT_W_MIN CIF_ISP_INPUT_W_MIN
67 #define CIF_ISP_OUTPUT_H_MIN CIF_ISP_INPUT_H_MIN
68 #define CIF_ISP_ADD_DATA_VC_MAX 3
69
70 struct rkisp_stream;
71
72 /*
73 * struct ispsd_in_fmt - ISP intput-pad format
74 *
75 * Translate mbus_code to hardware format values
76 *
77 * @bus_width: used for parallel
78 */
79 struct ispsd_in_fmt {
80 u32 mbus_code;
81 u8 name[16];
82 u8 fmt_type;
83 u32 mipi_dt;
84 u32 yuv_seq;
85 enum rkisp_fmt_raw_pat_type bayer_pat;
86 u8 bus_width;
87 };
88
89 struct ispsd_out_fmt {
90 u32 mbus_code;
91 u8 fmt_type;
92 };
93
94 struct rkisp_ie_config {
95 unsigned int effect;
96 };
97
98 enum rkisp_isp_pad {
99 RKISP_ISP_PAD_SINK,
100 RKISP_ISP_PAD_SINK_PARAMS,
101 RKISP_ISP_PAD_SOURCE_PATH,
102 RKISP_ISP_PAD_SOURCE_STATS,
103 RKISP_ISP_PAD_MAX
104 };
105
106 /*
107 * struct rkisp_isp_subdev - ISP sub-device
108 *
109 * See Cropping regions of ISP in rkisp.c for details
110 * @in_frm: input size, equal to sensor size
111 * @in_fmt: intput format
112 * @in_crop: crop for sink pad
113 * @out_fmt: output format
114 * @out_crop: output size
115 *
116 * @dphy_errctrl_disabled: if dphy errctrl is disabled(avoid endless interrupt)
117 * @frm_sync_seq: frame sequence, to sync frame_id between video devices.
118 * @quantization: output quantization
119 */
120 struct rkisp_isp_subdev {
121 struct v4l2_subdev sd;
122 struct media_pad pads[RKISP_ISP_PAD_MAX];
123 struct v4l2_ctrl_handler ctrl_handler;
124 struct v4l2_mbus_framefmt in_frm;
125 struct ispsd_in_fmt in_fmt;
126 struct v4l2_rect in_crop;
127 struct ispsd_out_fmt out_fmt;
128 struct v4l2_rect out_crop;
129 bool dphy_errctrl_disabled;
130 atomic_t frm_sync_seq;
131 enum v4l2_quantization quantization;
132 enum v4l2_colorspace colorspace;
133 u64 frm_timestamp;
134 struct frame_debug_info dbg;
135 };
136
137 struct rkisp_emd_data {
138 struct kfifo mipi_kfifo;
139 unsigned int data_len;
140 unsigned int frame_id;
141 };
142
143 int rkisp_register_isp_subdev(struct rkisp_device *isp_dev,
144 struct v4l2_device *v4l2_dev);
145
146 void rkisp_unregister_isp_subdev(struct rkisp_device *isp_dev);
147
148 #ifdef CONFIG_VIDEO_ROCKCHIP_THUNDER_BOOT_ISP
149 void rkisp_chk_tb_over(struct rkisp_device *isp_dev);
150 #else
rkisp_chk_tb_over(struct rkisp_device * isp_dev)151 static inline void rkisp_chk_tb_over(struct rkisp_device *isp_dev) {}
152 #endif
153
154 void rkisp_mipi_isr(unsigned int mipi_mis, struct rkisp_device *dev);
155
156 void rkisp_mipi_v13_isr(unsigned int err1, unsigned int err2,
157 unsigned int err3, struct rkisp_device *dev);
158
159 void rkisp_isp_isr(unsigned int isp_mis, unsigned int isp3a_mis,
160 struct rkisp_device *dev);
161
162 irqreturn_t rkisp_vs_isr_handler(int irq, void *ctx);
163
164 int rkisp_align_sensor_resolution(struct rkisp_device *dev,
165 struct v4l2_rect *crop, bool user);
166
167 struct media_pad *rkisp_media_entity_remote_pad(struct media_pad *pad);
168
169 int rkisp_update_sensor_info(struct rkisp_device *dev);
170
171 u32 rkisp_mbus_pixelcode_to_v4l2(u32 pixelcode);
172
173 void rkisp_isp_queue_event_sof(struct rkisp_isp_subdev *isp);
174
175 void rkisp_check_idle(struct rkisp_device *dev, u32 irq);
176
177 void rkisp_trigger_read_back(struct rkisp_device *dev, u8 dma2frm, u32 mode, bool is_try);
178
179 int rkisp_rdbk_trigger_event(struct rkisp_device *dev, u32 cmd, void *arg);
180
181 void rkisp_rx_buf_pool_free(struct rkisp_device *dev);
182
183 int rkisp_expander_config(struct rkisp_device *dev,
184 struct rkmodule_hdr_cfg *cfg, bool on);
185
186 static inline
rkisp_get_ispsd_out_fmt(struct rkisp_isp_subdev * isp_sdev)187 struct ispsd_out_fmt *rkisp_get_ispsd_out_fmt(struct rkisp_isp_subdev *isp_sdev)
188 {
189 return &isp_sdev->out_fmt;
190 }
191
192 static inline
rkisp_get_ispsd_in_fmt(struct rkisp_isp_subdev * isp_sdev)193 struct ispsd_in_fmt *rkisp_get_ispsd_in_fmt(struct rkisp_isp_subdev *isp_sdev)
194 {
195 return &isp_sdev->in_fmt;
196 }
197
198 static inline
rkisp_get_isp_sd_win(struct rkisp_isp_subdev * isp_sdev)199 struct v4l2_rect *rkisp_get_isp_sd_win(struct rkisp_isp_subdev *isp_sdev)
200 {
201 return &isp_sdev->out_crop;
202 }
203
204 #endif /* _RKISP_H */
205