1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  */
15 
16 #ifndef _SH_CSS_SP_H_
17 #define _SH_CSS_SP_H_
18 
19 #include <system_global.h>
20 #include <type_support.h>
21 #if !defined(ISP2401)
22 #include "input_formatter.h"
23 #endif
24 
25 #include "ia_css_binary.h"
26 #include "ia_css_types.h"
27 #include "ia_css_pipeline.h"
28 
29 /* Function to initialize the data and bss section descr of the binary */
30 void
31 sh_css_sp_store_init_dmem(const struct ia_css_fw_info *fw);
32 
33 void
34 store_sp_stage_data(enum ia_css_pipe_id id, unsigned int pipe_num,
35 		    unsigned int stage);
36 
37 void
38 sh_css_stage_write_binary_info(struct ia_css_binary_info *info);
39 
40 void
41 store_sp_group_data(void);
42 
43 /* Start binary (jpeg) copy on the SP */
44 void
45 sh_css_sp_start_binary_copy(unsigned int pipe_num,
46 			    struct ia_css_frame *out_frame,
47 			    unsigned int two_ppc);
48 
49 unsigned int
50 sh_css_sp_get_binary_copy_size(void);
51 
52 /* Return the value of a SW interrupt */
53 unsigned int
54 sh_css_sp_get_sw_interrupt_value(unsigned int irq);
55 
56 void
57 sh_css_sp_init_pipeline(struct ia_css_pipeline *me,
58 			enum ia_css_pipe_id id,
59 			u8 pipe_num,
60 			bool xnr,
61 			bool two_ppc,
62 			bool continuous,
63 			bool offline,
64 			unsigned int required_bds_factor,
65 			enum sh_css_pipe_config_override copy_ovrd,
66 			enum ia_css_input_mode input_mode,
67 			const struct ia_css_metadata_config *md_config,
68 			const struct ia_css_metadata_info *md_info,
69 			const enum mipi_port_id port_id);
70 
71 void
72 sh_css_sp_uninit_pipeline(unsigned int pipe_num);
73 
74 bool sh_css_write_host2sp_command(enum host2sp_commands host2sp_command);
75 
76 enum host2sp_commands
77 sh_css_read_host2sp_command(void);
78 
79 void
80 sh_css_init_host2sp_frame_data(void);
81 
82 /**
83  * @brief Update the offline frame information in host_sp_communication.
84  *
85  * @param[in] frame_num The offline frame number.
86  * @param[in] frame The pointer to the offline frame.
87  */
88 void
89 sh_css_update_host2sp_offline_frame(
90     unsigned int frame_num,
91     struct ia_css_frame *frame,
92     struct ia_css_metadata *metadata);
93 
94 /**
95  * @brief Update the mipi frame information in host_sp_communication.
96  *
97  * @param[in] frame_num The mipi frame number.
98  * @param[in] frame The pointer to the mipi frame.
99  */
100 void
101 sh_css_update_host2sp_mipi_frame(
102     unsigned int frame_num,
103     struct ia_css_frame *frame);
104 
105 /**
106  * @brief Update the mipi metadata information in host_sp_communication.
107  *
108  * @param[in] frame_num The mipi frame number.
109  * @param[in] metadata The pointer to the mipi metadata.
110  */
111 void
112 sh_css_update_host2sp_mipi_metadata(
113     unsigned int frame_num,
114     struct ia_css_metadata *metadata);
115 
116 /**
117  * @brief Update the nr of mipi frames to use in host_sp_communication.
118  *
119  * @param[in] num_frames The number of mipi frames to use.
120  */
121 void
122 sh_css_update_host2sp_num_mipi_frames(unsigned int num_frames);
123 
124 /**
125  * @brief Update the nr of offline frames to use in host_sp_communication.
126  *
127  * @param[in] num_frames The number of raw frames to use.
128  */
129 void
130 sh_css_update_host2sp_cont_num_raw_frames(unsigned int num_frames,
131 	bool set_avail);
132 
133 void
134 sh_css_event_init_irq_mask(void);
135 
136 void
137 sh_css_sp_start_isp(void);
138 
139 void
140 sh_css_sp_set_sp_running(bool flag);
141 
142 bool
143 sh_css_sp_is_running(void);
144 
145 #if SP_DEBUG != SP_DEBUG_NONE
146 
147 void
148 sh_css_sp_get_debug_state(struct sh_css_sp_debug_state *state);
149 
150 #endif
151 
152 #if !defined(ISP2401)
153 void
154 sh_css_sp_set_if_configs(
155     const input_formatter_cfg_t	*config_a,
156     const input_formatter_cfg_t	*config_b,
157     const uint8_t		if_config_index);
158 #endif
159 
160 void
161 sh_css_sp_program_input_circuit(int fmt_type,
162 				int ch_id,
163 				enum ia_css_input_mode input_mode);
164 
165 void
166 sh_css_sp_configure_sync_gen(int width,
167 			     int height,
168 			     int hblank_cycles,
169 			     int vblank_cycles);
170 
171 void
172 sh_css_sp_configure_tpg(int x_mask,
173 			int y_mask,
174 			int x_delta,
175 			int y_delta,
176 			int xy_mask);
177 
178 void
179 sh_css_sp_configure_prbs(int seed);
180 
181 void
182 sh_css_sp_configure_enable_raw_pool_locking(bool lock_all);
183 
184 void
185 sh_css_sp_enable_isys_event_queue(bool enable);
186 
187 void
188 sh_css_sp_set_disable_continuous_viewfinder(bool flag);
189 
190 void
191 sh_css_sp_reset_global_vars(void);
192 
193 /**
194  * @brief Initialize the DMA software-mask in the debug mode.
195  * This API should be ONLY called in the debugging mode.
196  * And it should be always called before the first call of
197  * "sh_css_set_dma_sw_reg(...)".
198  *
199  * @param[in]	dma_id		The ID of the target DMA.
200  *
201  * @return
202  *	- true, if it is successful.
203  *	- false, otherwise.
204  */
205 bool
206 sh_css_sp_init_dma_sw_reg(int dma_id);
207 
208 /**
209  * @brief Set the DMA software-mask in the debug mode.
210  * This API should be ONLYL called in the debugging mode. Must
211  * call "sh_css_set_dma_sw_reg(...)" before this
212  * API is called for the first time.
213  *
214  * @param[in]	dma_id		The ID of the target DMA.
215  * @param[in]	channel_id	The ID of the target DMA channel.
216  * @param[in]	request_type	The type of the DMA request.
217  *				For example:
218  *				- "0" indicates the writing request.
219  *				- "1" indicates the reading request.
220  *
221  * @param[in]	enable		If it is "true", the target DMA
222  *				channel is enabled in the software.
223  *				Otherwise, the target DMA channel
224  *				is disabled in the software.
225  *
226  * @return
227  *	- true, if it is successful.
228  *	- false, otherwise.
229  */
230 bool
231 sh_css_sp_set_dma_sw_reg(int dma_id,
232 			 int channel_id,
233 			 int request_type,
234 			 bool enable);
235 
236 extern struct sh_css_sp_group sh_css_sp_group;
237 extern struct sh_css_sp_stage sh_css_sp_stage;
238 extern struct sh_css_isp_stage sh_css_isp_stage;
239 
240 #endif /* _SH_CSS_SP_H_ */
241