1 #ifndef __MSMB_ISP__
2 #define __MSMB_ISP__
3 
4 #include <linux/videodev2.h>
5 
6 #define MAX_PLANES_PER_STREAM 3
7 #define MAX_NUM_STREAM 7
8 
9 #define ISP_VERSION_40        40
10 #define ISP_VERSION_32        32
11 #define ISP_NATIVE_BUF_BIT    (0x10000 << 0)
12 #define ISP0_BIT              (0x10000 << 1)
13 #define ISP1_BIT              (0x10000 << 2)
14 #define ISP_META_CHANNEL_BIT  (0x10000 << 3)
15 #define ISP_SCRATCH_BUF_BIT   (0x10000 << 4)
16 #define ISP_STATS_STREAM_BIT  0x80000000
17 
18 #define ISP_REG_CFG_NUM_CFG_MAX (10)
19 #define ISP_REG_CFG_CMD_LEN_MAX (3 * 1024)
20 
21 enum ISP_START_PIXEL_PATTERN {
22 	ISP_BAYER_RGRGRG,
23 	ISP_BAYER_GRGRGR,
24 	ISP_BAYER_BGBGBG,
25 	ISP_BAYER_GBGBGB,
26 	ISP_YUV_YCbYCr,
27 	ISP_YUV_YCrYCb,
28 	ISP_YUV_CbYCrY,
29 	ISP_YUV_CrYCbY,
30 	ISP_PIX_PATTERN_MAX
31 };
32 
33 enum msm_vfe_plane_fmt {
34 	Y_PLANE,
35 	CB_PLANE,
36 	CR_PLANE,
37 	CRCB_PLANE,
38 	CBCR_PLANE,
39 	VFE_PLANE_FMT_MAX
40 };
41 
42 enum msm_vfe_input_src {
43 	VFE_PIX_0,
44 	VFE_RAW_0,
45 	VFE_RAW_1,
46 	VFE_RAW_2,
47 	VFE_SRC_MAX,
48 };
49 
50 enum msm_vfe_axi_stream_src {
51 	PIX_ENCODER,
52 	PIX_VIEWFINDER,
53 	CAMIF_RAW,
54 	IDEAL_RAW,
55 	RDI_INTF_0,
56 	RDI_INTF_1,
57 	RDI_INTF_2,
58 	VFE_AXI_SRC_MAX
59 };
60 
61 enum msm_vfe_frame_skip_pattern {
62 	NO_SKIP,
63 	EVERY_2FRAME,
64 	EVERY_3FRAME,
65 	EVERY_4FRAME,
66 	EVERY_5FRAME,
67 	EVERY_6FRAME,
68 	EVERY_7FRAME,
69 	EVERY_8FRAME,
70 	EVERY_16FRAME,
71 	EVERY_32FRAME,
72 	SKIP_ALL,
73 	MAX_SKIP,
74 };
75 
76 enum msm_vfe_camif_input {
77 	CAMIF_DISABLED,
78 	CAMIF_PAD_REG_INPUT,
79 	CAMIF_MIDDI_INPUT,
80 	CAMIF_MIPI_INPUT,
81 };
82 
83 struct msm_vfe_camif_cfg {
84 	uint32_t lines_per_frame;
85 	uint32_t pixels_per_line;
86 	uint32_t first_pixel;
87 	uint32_t last_pixel;
88 	uint32_t first_line;
89 	uint32_t last_line;
90 	uint32_t epoch_line0;
91 	uint32_t epoch_line1;
92 	enum msm_vfe_camif_input camif_input;
93 };
94 
95 enum msm_vfe_inputmux {
96 	CAMIF,
97 	TESTGEN,
98 	EXTERNAL_READ,
99 };
100 
101 struct msm_vfe_pix_cfg {
102 	struct msm_vfe_camif_cfg camif_cfg;
103 	enum msm_vfe_inputmux input_mux;
104 	enum ISP_START_PIXEL_PATTERN pixel_pattern;
105 };
106 
107 struct msm_vfe_rdi_cfg {
108 	uint8_t cid;
109 	uint8_t frame_based;
110 };
111 
112 struct msm_vfe_input_cfg {
113 	union {
114 		struct msm_vfe_pix_cfg pix_cfg;
115 		struct msm_vfe_rdi_cfg rdi_cfg;
116 	} d;
117 	enum msm_vfe_input_src input_src;
118 	uint32_t input_pix_clk;
119 };
120 
121 struct msm_vfe_axi_plane_cfg {
122 	uint32_t output_width; /*Include padding*/
123 	uint32_t output_height;
124 	uint32_t output_stride;
125 	uint32_t output_scan_lines;
126 	uint32_t output_plane_format; /*Y/Cb/Cr/CbCr*/
127 	uint32_t plane_addr_offset;
128 	uint8_t csid_src; /*RDI 0-2*/
129 	uint8_t rdi_cid;/*CID 1-16*/
130 };
131 
132 struct msm_vfe_axi_stream_request_cmd {
133 	uint32_t session_id;
134 	uint32_t stream_id;
135 	uint32_t output_format;/*Planar/RAW/Misc*/
136 	enum msm_vfe_axi_stream_src stream_src; /*CAMIF/IDEAL/RDIs*/
137 	struct msm_vfe_axi_plane_cfg plane_cfg[MAX_PLANES_PER_STREAM];
138 
139 	uint32_t burst_count;
140 	uint32_t hfr_mode;
141 	uint8_t frame_base;
142 
143 	uint32_t init_frame_drop; /*MAX 31 Frames*/
144 	enum msm_vfe_frame_skip_pattern frame_skip_pattern;
145 	uint8_t buf_divert; /* if TRUE no vb2 buf done. */
146 	/*Return values*/
147 	uint32_t axi_stream_handle;
148 };
149 
150 struct msm_vfe_axi_stream_release_cmd {
151 	uint32_t stream_handle;
152 };
153 
154 enum msm_vfe_axi_stream_cmd {
155 	STOP_STREAM,
156 	START_STREAM,
157 	STOP_IMMEDIATELY,
158 };
159 
160 struct msm_vfe_axi_stream_cfg_cmd {
161 	uint8_t num_streams;
162 	uint32_t stream_handle[MAX_NUM_STREAM];
163 	enum msm_vfe_axi_stream_cmd cmd;
164 };
165 
166 enum msm_vfe_axi_stream_update_type {
167 	ENABLE_STREAM_BUF_DIVERT,
168 	DISABLE_STREAM_BUF_DIVERT,
169 	UPDATE_STREAM_FRAMEDROP_PATTERN,
170 	UPDATE_STREAM_REQUEST_FRAMES,
171 };
172 
173 struct msm_vfe_axi_stream_update_cmd {
174 	uint32_t stream_handle;
175 	enum msm_vfe_axi_stream_update_type update_type;
176 	enum msm_vfe_frame_skip_pattern skip_pattern;
177 	uint32_t request_frm_num;
178 };
179 
180 enum msm_isp_stats_type {
181 	MSM_ISP_STATS_AEC,   /* legacy based AEC */
182 	MSM_ISP_STATS_AF,    /* legacy based AF */
183 	MSM_ISP_STATS_AWB,   /* legacy based AWB */
184 	MSM_ISP_STATS_RS,    /* legacy based RS */
185 	MSM_ISP_STATS_CS,    /* legacy based CS */
186 	MSM_ISP_STATS_IHIST, /* legacy based HIST */
187 	MSM_ISP_STATS_SKIN,  /* legacy based SKIN */
188 	MSM_ISP_STATS_BG,    /* Bayer Grids */
189 	MSM_ISP_STATS_BF,    /* Bayer Focus */
190 	MSM_ISP_STATS_BE,    /* Bayer Exposure*/
191 	MSM_ISP_STATS_BHIST, /* Bayer Hist */
192 	MSM_ISP_STATS_MAX    /* MAX */
193 };
194 
195 struct msm_vfe_stats_stream_request_cmd {
196 	uint32_t session_id;
197 	uint32_t stream_id;
198 	enum msm_isp_stats_type stats_type;
199 	uint32_t composite_flag;
200 	uint32_t framedrop_pattern;
201 	uint32_t irq_subsample_pattern;
202 	uint32_t buffer_offset;
203 	uint32_t stream_handle;
204 };
205 
206 struct msm_vfe_stats_stream_release_cmd {
207 	uint32_t stream_handle;
208 };
209 struct msm_vfe_stats_stream_cfg_cmd {
210 	uint8_t num_streams;
211 	uint32_t stream_handle[MSM_ISP_STATS_MAX];
212 	uint8_t enable;
213 };
214 
215 enum msm_vfe_reg_cfg_type {
216 	VFE_WRITE,
217 	VFE_WRITE_MB,
218 	VFE_READ,
219 	VFE_CFG_MASK,
220 	VFE_WRITE_DMI_16BIT,
221 	VFE_WRITE_DMI_32BIT,
222 	VFE_WRITE_DMI_64BIT,
223 	VFE_READ_DMI_16BIT,
224 	VFE_READ_DMI_32BIT,
225 	VFE_READ_DMI_64BIT,
226 };
227 
228 struct msm_vfe_cfg_cmd2 {
229 	uint16_t num_cfg;
230 	uint16_t cmd_len;
231 	void __user *cfg_data;
232 	void __user *cfg_cmd;
233 };
234 
235 struct msm_vfe_reg_rw_info {
236 	uint32_t reg_offset;
237 	uint32_t cmd_data_offset;
238 	uint32_t len;
239 };
240 
241 struct msm_vfe_reg_mask_info {
242 	uint32_t reg_offset;
243 	uint32_t mask;
244 	uint32_t val;
245 };
246 
247 struct msm_vfe_reg_dmi_info {
248 	uint32_t hi_tbl_offset; /*Optional*/
249 	uint32_t lo_tbl_offset; /*Required*/
250 	uint32_t len;
251 };
252 
253 struct msm_vfe_reg_cfg_cmd {
254 	union {
255 		struct msm_vfe_reg_rw_info rw_info;
256 		struct msm_vfe_reg_mask_info mask_info;
257 		struct msm_vfe_reg_dmi_info dmi_info;
258 	} u;
259 
260 	enum msm_vfe_reg_cfg_type cmd_type;
261 };
262 
263 enum msm_isp_buf_type {
264 	ISP_PRIVATE_BUF,
265 	ISP_SHARE_BUF,
266 	MAX_ISP_BUF_TYPE,
267 };
268 
269 struct msm_isp_buf_request {
270 	uint32_t session_id;
271 	uint32_t stream_id;
272 	uint8_t num_buf;
273 	uint32_t handle;
274 	enum msm_isp_buf_type buf_type;
275 };
276 
277 struct msm_isp_qbuf_info {
278 	uint32_t handle;
279 	int buf_idx;
280 	/*Only used for prepare buffer*/
281 	struct v4l2_buffer buffer;
282 	/*Only used for diverted buffer*/
283 	uint32_t dirty_buf;
284 };
285 
286 struct msm_vfe_axi_src_state {
287 	enum msm_vfe_input_src input_src;
288 	uint32_t src_active;
289 };
290 
291 enum msm_isp_event_idx {
292 	ISP_REG_UPDATE      = 0,
293 	ISP_START_ACK       = 1,
294 	ISP_STOP_ACK        = 2,
295 	ISP_IRQ_VIOLATION   = 3,
296 	ISP_WM_BUS_OVERFLOW = 4,
297 	ISP_STATS_OVERFLOW  = 5,
298 	ISP_CAMIF_ERROR     = 6,
299 	ISP_SOF             = 7,
300 	ISP_EOF             = 8,
301 	ISP_FRAME_DROP      = 9,
302 	ISP_EVENT_MAX       = 10
303 };
304 
305 #define ISP_EVENT_OFFSET          8
306 #define ISP_EVENT_BASE            (V4L2_EVENT_PRIVATE_START)
307 #define ISP_BUF_EVENT_BASE        (ISP_EVENT_BASE + (1 << ISP_EVENT_OFFSET))
308 #define ISP_STATS_EVENT_BASE      (ISP_EVENT_BASE + (2 << ISP_EVENT_OFFSET))
309 #define ISP_EVENT_REG_UPDATE      (ISP_EVENT_BASE + ISP_REG_UPDATE)
310 #define ISP_EVENT_START_ACK       (ISP_EVENT_BASE + ISP_START_ACK)
311 #define ISP_EVENT_STOP_ACK        (ISP_EVENT_BASE + ISP_STOP_ACK)
312 #define ISP_EVENT_IRQ_VIOLATION   (ISP_EVENT_BASE + ISP_IRQ_VIOLATION)
313 #define ISP_EVENT_WM_BUS_OVERFLOW (ISP_EVENT_BASE + ISP_WM_BUS_OVERFLOW)
314 #define ISP_EVENT_STATS_OVERFLOW  (ISP_EVENT_BASE + ISP_STATS_OVERFLOW)
315 #define ISP_EVENT_CAMIF_ERROR     (ISP_EVENT_BASE + ISP_CAMIF_ERROR)
316 #define ISP_EVENT_SOF             (ISP_EVENT_BASE + ISP_SOF)
317 #define ISP_EVENT_EOF             (ISP_EVENT_BASE + ISP_EOF)
318 #define ISP_EVENT_FRAME_DROP      (ISP_EVENT_BASE + ISP_FRAME_DROP)
319 #define ISP_EVENT_BUF_DIVERT      (ISP_BUF_EVENT_BASE)
320 #define ISP_EVENT_STATS_NOTIFY    (ISP_STATS_EVENT_BASE)
321 #define ISP_EVENT_COMP_STATS_NOTIFY (ISP_EVENT_STATS_NOTIFY + MSM_ISP_STATS_MAX)
322 /* The msm_v4l2_event_data structure should match the
323  * v4l2_event.u.data field.
324  * should not exceed 64 bytes */
325 
326 struct msm_isp_buf_event {
327 	uint32_t session_id;
328 	uint32_t stream_id;
329 	uint32_t handle;
330 	int8_t buf_idx;
331 };
332 struct msm_isp_stats_event {
333 	uint32_t stats_mask;                        /* 4 bytes */
334 	uint8_t stats_buf_idxs[MSM_ISP_STATS_MAX];  /* 11 bytes */
335 };
336 
337 struct msm_isp_stream_ack {
338 	uint32_t session_id;
339 	uint32_t stream_id;
340 	uint32_t handle;
341 };
342 
343 struct msm_isp_event_data {
344 	/*Wall clock except for buffer divert events
345 	 *which use monotonic clock
346 	 */
347 	struct timeval timestamp;
348 	/* Monotonic timestamp since bootup */
349 	struct timeval mono_timestamp;
350 	/* if pix is a src frame_id is from camif */
351 	uint32_t frame_id;
352 	union {
353 		/* START_ACK, STOP_ACK */
354 		struct msm_isp_stream_ack stream_ack;
355 		/* REG_UPDATE_TRIGGER, bus over flow */
356 		enum msm_vfe_input_src input_src;
357 		/* stats notify */
358 		struct msm_isp_stats_event stats;
359 		/* IRQ_VIOLATION, STATS_OVER_FLOW, WM_OVER_FLOW */
360 		uint32_t irq_status_mask;
361 		struct msm_isp_buf_event buf_done;
362 	} u; /* union can have max 52 bytes */
363 };
364 
365 #define V4L2_PIX_FMT_QBGGR8  v4l2_fourcc('Q', 'B', 'G', '8')
366 #define V4L2_PIX_FMT_QGBRG8  v4l2_fourcc('Q', 'G', 'B', '8')
367 #define V4L2_PIX_FMT_QGRBG8  v4l2_fourcc('Q', 'G', 'R', '8')
368 #define V4L2_PIX_FMT_QRGGB8  v4l2_fourcc('Q', 'R', 'G', '8')
369 #define V4L2_PIX_FMT_QBGGR10 v4l2_fourcc('Q', 'B', 'G', '0')
370 #define V4L2_PIX_FMT_QGBRG10 v4l2_fourcc('Q', 'G', 'B', '0')
371 #define V4L2_PIX_FMT_QGRBG10 v4l2_fourcc('Q', 'G', 'R', '0')
372 #define V4L2_PIX_FMT_QRGGB10 v4l2_fourcc('Q', 'R', 'G', '0')
373 #define V4L2_PIX_FMT_QBGGR12 v4l2_fourcc('Q', 'B', 'G', '2')
374 #define V4L2_PIX_FMT_QGBRG12 v4l2_fourcc('Q', 'G', 'B', '2')
375 #define V4L2_PIX_FMT_QGRBG12 v4l2_fourcc('Q', 'G', 'R', '2')
376 #define V4L2_PIX_FMT_QRGGB12 v4l2_fourcc('Q', 'R', 'G', '2')
377 
378 #define VIDIOC_MSM_VFE_REG_CFG \
379 	_IOWR('V', BASE_VIDIOC_PRIVATE, struct msm_vfe_cfg_cmd2)
380 
381 #define VIDIOC_MSM_ISP_REQUEST_BUF \
382 	_IOWR('V', BASE_VIDIOC_PRIVATE+1, struct msm_isp_buf_request)
383 
384 #define VIDIOC_MSM_ISP_ENQUEUE_BUF \
385 	_IOWR('V', BASE_VIDIOC_PRIVATE+2, struct msm_isp_qbuf_info)
386 
387 #define VIDIOC_MSM_ISP_RELEASE_BUF \
388 	_IOWR('V', BASE_VIDIOC_PRIVATE+3, struct msm_isp_buf_request)
389 
390 #define VIDIOC_MSM_ISP_REQUEST_STREAM \
391 	_IOWR('V', BASE_VIDIOC_PRIVATE+4, struct msm_vfe_axi_stream_request_cmd)
392 
393 #define VIDIOC_MSM_ISP_CFG_STREAM \
394 	_IOWR('V', BASE_VIDIOC_PRIVATE+5, struct msm_vfe_axi_stream_cfg_cmd)
395 
396 #define VIDIOC_MSM_ISP_RELEASE_STREAM \
397 	_IOWR('V', BASE_VIDIOC_PRIVATE+6, struct msm_vfe_axi_stream_release_cmd)
398 
399 #define VIDIOC_MSM_ISP_INPUT_CFG \
400 	_IOWR('V', BASE_VIDIOC_PRIVATE+7, struct msm_vfe_input_cfg)
401 
402 #define VIDIOC_MSM_ISP_SET_SRC_STATE \
403 	_IOWR('V', BASE_VIDIOC_PRIVATE+8, struct msm_vfe_axi_src_state)
404 
405 #define VIDIOC_MSM_ISP_REQUEST_STATS_STREAM \
406 	_IOWR('V', BASE_VIDIOC_PRIVATE+9, \
407 	struct msm_vfe_stats_stream_request_cmd)
408 
409 #define VIDIOC_MSM_ISP_CFG_STATS_STREAM \
410 	_IOWR('V', BASE_VIDIOC_PRIVATE+10, struct msm_vfe_stats_stream_cfg_cmd)
411 
412 #define VIDIOC_MSM_ISP_RELEASE_STATS_STREAM \
413 	_IOWR('V', BASE_VIDIOC_PRIVATE+11, \
414 	struct msm_vfe_stats_stream_release_cmd)
415 
416 #define VIDIOC_MSM_ISP_UPDATE_STREAM \
417 	_IOWR('V', BASE_VIDIOC_PRIVATE+13, struct msm_vfe_axi_stream_update_cmd)
418 
419 #define VIDIOC_MSM_ISP_CONFIG_DONE \
420 	_IOWR('V', BASE_VIDIOC_PRIVATE+14, int)
421 
422 
423 #endif /* __MSMB_ISP__ */
424