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1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd. */
3 
4 #include <linux/delay.h>
5 #include <linux/pm_runtime.h>
6 #include <media/v4l2-common.h>
7 #include <media/v4l2-event.h>
8 #include <media/v4l2-fh.h>
9 #include <media/v4l2-ioctl.h>
10 #include <media/v4l2-subdev.h>
11 #include <media/videobuf2-dma-contig.h>
12 #include <linux/dma-iommu.h>
13 #include <linux/rk-camera-module.h>
14 #include "dev.h"
15 #include "regs.h"
16 
17 static inline
to_bridge_buf(struct rkisp_ispp_buf * dbufs)18 struct rkisp_bridge_buf *to_bridge_buf(struct rkisp_ispp_buf *dbufs)
19 {
20 	return container_of(dbufs, struct rkisp_bridge_buf, dbufs);
21 }
22 
23 /* compatible with MI frame end are triggered before ISP frame end */
reg_buf_wait_for_stats(struct rkisp_bridge_device * dev,struct rkisp_ispp_reg * reg_buf,struct rkisp_isp2x_stat_buffer * tmp_statsbuf)24 static void reg_buf_wait_for_stats(struct rkisp_bridge_device *dev,
25 				   struct rkisp_ispp_reg *reg_buf,
26 				   struct rkisp_isp2x_stat_buffer *tmp_statsbuf)
27 {
28 	s32 retry = 10;
29 
30 	do {
31 		if (reg_buf->frame_id > tmp_statsbuf->frame_id)
32 			usleep_range(1000, 1200);
33 		else
34 			break;
35 	} while (retry-- > 0);
36 
37 	if (retry < 0)
38 		v4l2_err(&dev->sd, "reg id(%d) don't match stats id(%d)\n",
39 			 reg_buf->frame_id, tmp_statsbuf->frame_id);
40 }
41 
dump_dbg_reg(struct rkisp_bridge_device * dev,struct rkisp_ispp_reg * reg_buf)42 static void dump_dbg_reg(struct rkisp_bridge_device *dev, struct rkisp_ispp_reg *reg_buf)
43 {
44 	struct rkisp_isp2x_stat_buffer *tmp_statsbuf;
45 	struct rkisp_hw_dev *hw = dev->ispdev->hw_dev;
46 	u32 offset = 0, size;
47 
48 	tmp_statsbuf = (struct rkisp_isp2x_stat_buffer *)dev->ispdev->stats_vdev.tmp_statsbuf.vaddr;
49 	reg_buf_wait_for_stats(dev, reg_buf, tmp_statsbuf);
50 	memset(reg_buf->isp_offset, -1, sizeof(reg_buf->isp_offset));
51 	memset(reg_buf->ispp_offset, -1, sizeof(reg_buf->ispp_offset));
52 	memset(reg_buf->isp_size, 0, sizeof(reg_buf->isp_offset));
53 	memset(reg_buf->isp_stats_size, 0, sizeof(reg_buf->isp_offset));
54 	memset(reg_buf->ispp_size, 0, sizeof(reg_buf->ispp_offset));
55 	if (rkisp_debug_reg & ISP2X_MODULE_DPCC) {
56 		size = 4 + ISP_DPCC0_PDAF_FORWARD_MED - ISP_DPCC0_MODE;
57 		reg_buf->isp_size[ISP2X_ID_DPCC] = size;
58 		reg_buf->isp_offset[ISP2X_ID_DPCC] = offset;
59 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_DPCC0_MODE, size);
60 		offset += size;
61 	}
62 
63 	if (rkisp_debug_reg & ISP2X_MODULE_BLS) {
64 		size = 4 + ISP_BLS_D_MEASURED - ISP_BLS_CTRL;
65 		reg_buf->isp_size[ISP2X_ID_BLS] = size;
66 		reg_buf->isp_offset[ISP2X_ID_BLS] = offset;
67 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_BLS_CTRL, size);
68 		offset += size;
69 	}
70 
71 	if (rkisp_debug_reg & ISP2X_MODULE_SDG) {
72 		size = 4 + ISP_GAMMA_B_Y_16 - ISP_GAMMA_DX_LO;
73 		reg_buf->isp_size[ISP2X_ID_SDG] = size;
74 		reg_buf->isp_offset[ISP2X_ID_SDG] = offset;
75 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_GAMMA_DX_LO, size);
76 		offset += size;
77 	}
78 
79 	if (rkisp_debug_reg & ISP2X_MODULE_SIHST) {
80 		size = 4 + ISP_HIST_HIST3_DBG2 - ISP_HIST_HIST_CTRL;
81 		reg_buf->isp_size[ISP2X_ID_SIHST] = size;
82 		reg_buf->isp_offset[ISP2X_ID_SIHST] = offset;
83 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_HIST_HIST_CTRL, size);
84 		offset += size;
85 	}
86 
87 	if (rkisp_debug_reg & ISP2X_MODULE_LSC) {
88 		size = 4 + ISP_LSC_STATUS - ISP_LSC_CTRL;
89 		reg_buf->isp_size[ISP2X_ID_LSC] = size;
90 		reg_buf->isp_offset[ISP2X_ID_LSC] = offset;
91 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_LSC_CTRL, size);
92 		offset += size;
93 	}
94 
95 	if (rkisp_debug_reg & ISP2X_MODULE_AWB_GAIN) {
96 		size = 4 + CIF_ISP_AWB_GAIN_RB_V12 - CIF_ISP_AWB_GAIN_G_V12;
97 		reg_buf->isp_size[ISP2X_ID_AWB_GAIN] = size;
98 		reg_buf->isp_offset[ISP2X_ID_AWB_GAIN] = offset;
99 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + CIF_ISP_AWB_GAIN_G_V12, size);
100 		offset += size;
101 	}
102 
103 	if (rkisp_debug_reg & ISP2X_MODULE_CCM) {
104 		size = 4 + ISP_CCM_BOUND_BIT - ISP_CCM_CTRL;
105 		reg_buf->isp_size[ISP2X_ID_CCM] = size;
106 		reg_buf->isp_offset[ISP2X_ID_CCM] = offset;
107 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_CCM_CTRL, size);
108 		offset += size;
109 	}
110 
111 	if (rkisp_debug_reg & ISP2X_MODULE_GOC) {
112 		size = 4 + ISP_GAMMA_OUT_Y40 - ISP_GAMMA_OUT_CTRL;
113 		reg_buf->isp_size[ISP2X_ID_GOC] = size;
114 		reg_buf->isp_offset[ISP2X_ID_GOC] = offset;
115 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_GAMMA_OUT_CTRL, size);
116 		offset += size;
117 	}
118 
119 	if (rkisp_debug_reg & ISP2X_MODULE_CPROC) {
120 		size = 4 + CPROC_HUE - CPROC_CTRL;
121 		reg_buf->isp_size[ISP2X_ID_CPROC] = size;
122 		reg_buf->isp_offset[ISP2X_ID_CPROC] = offset;
123 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + CPROC_CTRL, size);
124 		offset += size;
125 	}
126 
127 	if (rkisp_debug_reg & ISP2X_MODULE_SIAF) {
128 		size = 4 + ISP_AFM_LUM_C - ISP_AFM_CTRL;
129 		reg_buf->isp_size[ISP2X_ID_SIAF] = size;
130 		reg_buf->isp_offset[ISP2X_ID_SIAF] = offset;
131 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_AFM_CTRL, size);
132 		offset += size;
133 	}
134 
135 	if (rkisp_debug_reg & ISP2X_MODULE_SIAWB) {
136 		size = 4 + CIF_ISP_AWB_MEAN_V10 - CIF_ISP_AWB_PROP_V10;
137 		reg_buf->isp_size[ISP2X_ID_SIAWB] = size;
138 		reg_buf->isp_offset[ISP2X_ID_SIAWB] = offset;
139 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + CIF_ISP_AWB_PROP_V10, size);
140 		offset += size;
141 	}
142 
143 	if (rkisp_debug_reg & ISP2X_MODULE_IE) {
144 		size = 4 + CIF_IMG_EFF_SHARPEN - CIF_IMG_EFF_CTRL;
145 		reg_buf->isp_size[ISP2X_ID_IE] = size;
146 		reg_buf->isp_offset[ISP2X_ID_IE] = offset;
147 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + CIF_IMG_EFF_CTRL, size);
148 		offset += size;
149 	}
150 
151 	if (rkisp_debug_reg & ISP2X_MODULE_YUVAE) {
152 		size = 4 + ISP_YUVAE_RO_DBG3 - ISP_YUVAE_CTRL;
153 		reg_buf->isp_size[ISP2X_ID_YUVAE] = size;
154 		reg_buf->isp_offset[ISP2X_ID_YUVAE] = offset;
155 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_YUVAE_CTRL, size);
156 		offset += size;
157 	}
158 
159 	if (rkisp_debug_reg & ISP2X_MODULE_WDR) {
160 		size = 4 + ISP_WDR_BLKMEAN8_ROW9_4TO7 - ISP_WDR_CTRL;
161 		reg_buf->isp_size[ISP2X_ID_WDR] = size;
162 		reg_buf->isp_offset[ISP2X_ID_WDR] = offset;
163 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_WDR_CTRL, size);
164 		offset += size;
165 	}
166 
167 	if (rkisp_debug_reg & ISP2X_MODULE_RK_IESHARP) {
168 		size = 4 + CIF_RKSHARP_UV_GAUSS_OTHER_COE33_COE35 - CIF_RKSHARP_CTRL;
169 		reg_buf->isp_size[ISP2X_ID_RK_IESHARP] = size;
170 		reg_buf->isp_offset[ISP2X_ID_RK_IESHARP] = offset;
171 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + CIF_RKSHARP_CTRL, size);
172 		offset += size;
173 	}
174 
175 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAF) {
176 		size = 4 + ISP_RAWAF_INT_STATE - ISP_RAWAF_CTRL;
177 		reg_buf->isp_size[ISP2X_ID_RAWAF] = size;
178 		reg_buf->isp_offset[ISP2X_ID_RAWAF] = offset;
179 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWAF_CTRL, size);
180 		offset += size;
181 
182 		size = ISP2X_RAWAF_SUMDATA_NUM * sizeof(tmp_statsbuf->params.rawaf.ramdata[0]);
183 		reg_buf->isp_size[ISP2X_ID_RAWAF] += size;
184 		reg_buf->isp_stats_size[ISP2X_ID_RAWAF] = size;
185 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
186 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawaf.ramdata[0], size);
187 		else
188 			memset(&reg_buf->reg[offset], 0, size);
189 		offset += size;
190 	}
191 
192 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAE0) {
193 		size = 4 + ISP_RAWAE_LITE_RO_DBG2 - ISP_RAWAE_LITE_CTRL;
194 		reg_buf->isp_size[ISP2X_ID_RAWAE0] = size;
195 		reg_buf->isp_offset[ISP2X_ID_RAWAE0] = offset;
196 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWAE_LITE_CTRL, size);
197 		offset += size;
198 
199 		size = ISP2X_RAWAELITE_MEAN_NUM * sizeof(tmp_statsbuf->params.rawae0.data[0]);
200 		reg_buf->isp_size[ISP2X_ID_RAWAE0] += size;
201 		reg_buf->isp_stats_size[ISP2X_ID_RAWAE0] = size;
202 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
203 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawae0.data[0], size);
204 		else
205 			memset(&reg_buf->reg[offset], 0, size);
206 		offset += size;
207 	}
208 
209 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAE1) {
210 		size = 4 + RAWAE_BIG_RO_DBG3 - RAWAE_BIG_CTRL;
211 		reg_buf->isp_size[ISP2X_ID_RAWAE1] = size;
212 		reg_buf->isp_offset[ISP2X_ID_RAWAE1] = offset;
213 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + RAWAE_BIG1_BASE, size);
214 		offset += size;
215 
216 		size = ISP2X_RAWAEBIG_MEAN_NUM * sizeof(tmp_statsbuf->params.rawae1.data[0]);
217 		reg_buf->isp_size[ISP2X_ID_RAWAE1] += size;
218 		reg_buf->isp_stats_size[ISP2X_ID_RAWAE1] = size;
219 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
220 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawae1.data[0], size);
221 		else
222 			memset(&reg_buf->reg[offset], 0, size);
223 		offset += size;
224 	}
225 
226 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAE2) {
227 		size = 4 + RAWAE_BIG_RO_DBG3 - RAWAE_BIG_CTRL;
228 		reg_buf->isp_size[ISP2X_ID_RAWAE2] = size;
229 		reg_buf->isp_offset[ISP2X_ID_RAWAE2] = offset;
230 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + RAWAE_BIG2_BASE, size);
231 		offset += size;
232 
233 		size = ISP2X_RAWAEBIG_MEAN_NUM * sizeof(tmp_statsbuf->params.rawae2.data[0]);
234 		reg_buf->isp_size[ISP2X_ID_RAWAE2] += size;
235 		reg_buf->isp_stats_size[ISP2X_ID_RAWAE2] = size;
236 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
237 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawae2.data[0], size);
238 		else
239 			memset(&reg_buf->reg[offset], 0, size);
240 		offset += size;
241 	}
242 
243 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAE3) {
244 		size = 4 + RAWAE_BIG_RO_DBG3 - RAWAE_BIG_CTRL;
245 		reg_buf->isp_size[ISP2X_ID_RAWAE3] = size;
246 		reg_buf->isp_offset[ISP2X_ID_RAWAE3] = offset;
247 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + RAWAE_BIG3_BASE, size);
248 		offset += size;
249 
250 		size = ISP2X_RAWAEBIG_MEAN_NUM * sizeof(tmp_statsbuf->params.rawae3.data[0]);
251 		reg_buf->isp_size[ISP2X_ID_RAWAE3] += size;
252 		reg_buf->isp_stats_size[ISP2X_ID_RAWAE3] = size;
253 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
254 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawae3.data[0], size);
255 		else
256 			memset(&reg_buf->reg[offset], 0, size);
257 		offset += size;
258 	}
259 
260 	if (rkisp_debug_reg & ISP2X_MODULE_RAWAWB) {
261 		size = 4 + ISP_RAWAWB_RAM_CTRL - ISP_RAWAWB_CTRL;
262 		reg_buf->isp_size[ISP2X_ID_RAWAWB] = size;
263 		reg_buf->isp_offset[ISP2X_ID_RAWAWB] = offset;
264 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWAWB_CTRL, size);
265 		offset += size;
266 
267 		size = ISP2X_RAWAWB_RAMDATA_NUM * sizeof(tmp_statsbuf->params.rawawb.ramdata[0]);
268 		reg_buf->isp_size[ISP2X_ID_RAWAWB] += size;
269 		reg_buf->isp_stats_size[ISP2X_ID_RAWAWB] = size;
270 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
271 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawawb.ramdata[0], size);
272 		else
273 			memset(&reg_buf->reg[offset], 0, size);
274 		offset += size;
275 	}
276 
277 	if (rkisp_debug_reg & ISP2X_MODULE_RAWHIST0) {
278 		size = 4 + ISP_RAWHIST_LITE_WEIGHT - ISP_RAWHIST_LITE_CTRL;
279 		reg_buf->isp_size[ISP2X_ID_RAWHIST0] = size;
280 		reg_buf->isp_offset[ISP2X_ID_RAWHIST0] = offset;
281 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWHIST_LITE_CTRL, size);
282 		offset += size;
283 
284 		size = ISP2X_HIST_BIN_N_MAX * sizeof(tmp_statsbuf->params.rawhist0.hist_bin[0]);
285 		reg_buf->isp_size[ISP2X_ID_RAWHIST0] += size;
286 		reg_buf->isp_stats_size[ISP2X_ID_RAWHIST0] = size;
287 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
288 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawhist0.hist_bin[0], size);
289 		else
290 			memset(&reg_buf->reg[offset], 0, size);
291 		offset += size;
292 	}
293 
294 	if (rkisp_debug_reg & ISP2X_MODULE_RAWHIST1) {
295 		size = 4 + ISP_RAWHIST_BIG_WEIGHT_BASE - ISP_RAWHIST_BIG_CTRL;
296 		reg_buf->isp_size[ISP2X_ID_RAWHIST1] = size;
297 		reg_buf->isp_offset[ISP2X_ID_RAWHIST1] = offset;
298 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWHIST_BIG1_BASE, size);
299 		offset += size;
300 
301 		size = ISP2X_HIST_BIN_N_MAX * sizeof(tmp_statsbuf->params.rawhist1.hist_bin[0]);
302 		reg_buf->isp_size[ISP2X_ID_RAWHIST1] += size;
303 		reg_buf->isp_stats_size[ISP2X_ID_RAWHIST1] = size;
304 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
305 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawhist1.hist_bin[0], size);
306 		else
307 			memset(&reg_buf->reg[offset], 0, size);
308 		offset += size;
309 	}
310 
311 	if (rkisp_debug_reg & ISP2X_MODULE_RAWHIST2) {
312 		size = 4 + ISP_RAWHIST_BIG_WEIGHT_BASE - ISP_RAWHIST_BIG_CTRL;
313 		reg_buf->isp_size[ISP2X_ID_RAWHIST2] = size;
314 		reg_buf->isp_offset[ISP2X_ID_RAWHIST2] = offset;
315 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWHIST_BIG2_BASE, size);
316 		offset += size;
317 
318 		size = ISP2X_HIST_BIN_N_MAX * sizeof(tmp_statsbuf->params.rawhist2.hist_bin[0]);
319 		reg_buf->isp_size[ISP2X_ID_RAWHIST2] += size;
320 		reg_buf->isp_stats_size[ISP2X_ID_RAWHIST2] = size;
321 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
322 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawhist2.hist_bin[0], size);
323 		else
324 			memset(&reg_buf->reg[offset], 0, size);
325 		offset += size;
326 	}
327 
328 	if (rkisp_debug_reg & ISP2X_MODULE_RAWHIST3) {
329 		size = 4 + ISP_RAWHIST_BIG_WEIGHT_BASE - ISP_RAWHIST_BIG_CTRL;
330 		reg_buf->isp_size[ISP2X_ID_RAWHIST3] = size;
331 		reg_buf->isp_offset[ISP2X_ID_RAWHIST3] = offset;
332 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWHIST_BIG3_BASE, size);
333 		offset += size;
334 
335 		size = ISP2X_HIST_BIN_N_MAX * sizeof(tmp_statsbuf->params.rawhist3.hist_bin[0]);
336 		reg_buf->isp_size[ISP2X_ID_RAWHIST3] += size;
337 		reg_buf->isp_stats_size[ISP2X_ID_RAWHIST3] = size;
338 		if (tmp_statsbuf->frame_id == reg_buf->frame_id)
339 			memcpy(&reg_buf->reg[offset], &tmp_statsbuf->params.rawhist3.hist_bin[0], size);
340 		else
341 			memset(&reg_buf->reg[offset], 0, size);
342 		offset += size;
343 	}
344 
345 	if (rkisp_debug_reg & ISP2X_MODULE_HDRMGE) {
346 		size = 4 + ISP_HDRMGE_OVER_Y16 - ISP_HDRMGE_CTRL;
347 		reg_buf->isp_size[ISP2X_ID_HDRMGE] = size;
348 		reg_buf->isp_offset[ISP2X_ID_HDRMGE] = offset;
349 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_HDRMGE_CTRL, size);
350 		offset += size;
351 	}
352 
353 	if (rkisp_debug_reg & ISP2X_MODULE_RAWNR) {
354 		size = 4 + ISP_RAWNR_RGBAIN_FLIP - ISP_RAWNR_CTRL;
355 		reg_buf->isp_size[ISP2X_ID_RAWNR] = size;
356 		reg_buf->isp_offset[ISP2X_ID_RAWNR] = offset;
357 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_RAWNR_CTRL, size);
358 		offset += size;
359 	}
360 
361 	if (rkisp_debug_reg & ISP2X_MODULE_HDRTMO) {
362 		size = 4 + ISP_HDRTMO_HIST_RO31 - ISP_HDRTMO_CTRL;
363 		reg_buf->isp_size[ISP2X_ID_HDRTMO] = size;
364 		reg_buf->isp_offset[ISP2X_ID_HDRTMO] = offset;
365 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_HDRTMO_CTRL, size);
366 		offset += size;
367 	}
368 
369 	if (rkisp_debug_reg & ISP2X_MODULE_GIC) {
370 		size = 4 + ISP_GIC_NOISE_CTRL1 - ISP_GIC_CONTROL;
371 		reg_buf->isp_size[ISP2X_ID_GIC] = size;
372 		reg_buf->isp_offset[ISP2X_ID_GIC] = offset;
373 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_GIC_CONTROL, size);
374 		offset += size;
375 	}
376 
377 	if (rkisp_debug_reg & ISP2X_MODULE_DHAZ) {
378 		size = 4 + ISP_DHAZ_HIST_REG95 - ISP_DHAZ_CTRL;
379 		reg_buf->isp_size[ISP2X_ID_DHAZ] = size;
380 		reg_buf->isp_offset[ISP2X_ID_DHAZ] = offset;
381 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_DHAZ_CTRL, size);
382 		offset += size;
383 	}
384 
385 	if (rkisp_debug_reg & ISP2X_MODULE_3DLUT) {
386 		size = 4 + ISP_3DLUT_UPDATE - ISP_3DLUT_CTRL;
387 		reg_buf->isp_size[ISP2X_ID_3DLUT] = size;
388 		reg_buf->isp_offset[ISP2X_ID_3DLUT] = offset;
389 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_3DLUT_CTRL, size);
390 		offset += size;
391 	}
392 
393 	if (rkisp_debug_reg & ISP2X_MODULE_LDCH) {
394 		size = 4 + ISP_LDCH_STS - ISP_LDCH_STS;
395 		reg_buf->isp_size[ISP2X_ID_LDCH] = size;
396 		reg_buf->isp_offset[ISP2X_ID_LDCH] = offset;
397 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_LDCH_STS, size);
398 		offset += size;
399 	}
400 
401 	if (rkisp_debug_reg & ISP2X_MODULE_GAIN) {
402 		size = 4 + ISP_GAIN_LUT8 - ISP_GAIN_CTRL;
403 		reg_buf->isp_size[ISP2X_ID_GAIN] = size;
404 		reg_buf->isp_offset[ISP2X_ID_GAIN] = offset;
405 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_GAIN_CTRL, size);
406 		offset += size;
407 	}
408 
409 	if (rkisp_debug_reg & ISP2X_MODULE_DEBAYER) {
410 		size = 4 + ISP_DEBAYER_C_FILTER - ISP_DEBAYER_CONTROL;
411 		reg_buf->isp_size[ISP2X_ID_DEBAYER] = size;
412 		reg_buf->isp_offset[ISP2X_ID_DEBAYER] = offset;
413 		memcpy_fromio(&reg_buf->reg[offset], hw->base_addr + ISP_DEBAYER_CONTROL, size);
414 		offset += size;
415 	}
416 
417 	reg_buf->reg_size = offset;
418 }
419 
rkisp_bridge_try_sendtohal(struct rkisp_device * dev)420 static void rkisp_bridge_try_sendtohal(struct rkisp_device *dev)
421 {
422 	struct rkisp_hw_dev *hw = dev->hw_dev;
423 	struct rkisp_bridge_device *br_dev = &dev->br_dev;
424 	struct rkisp_ispp_buf *cur_fbcgain = dev->cur_fbcgain;
425 	struct rkisp_buffer *cur_spbuf = dev->cur_spbuf;
426 	struct isp2x_ispgain_buf *buf;
427 	struct rkisp_bridge_buf *bdgbuf;
428 	struct vb2_buffer *vb2_buf;
429 	u32 *vaddr, size;
430 	u64 pic_ts, gain_ts, sp_ts;
431 
432 	if (cur_fbcgain && cur_spbuf) {
433 		if ((cur_fbcgain->frame_id == cur_spbuf->vb.sequence) &&
434 		    (cur_fbcgain->index == cur_spbuf->dev_id)) {
435 			vb2_buf = &cur_spbuf->vb.vb2_buf;
436 			cur_fbcgain->buf_idx = vb2_buf->index;
437 			buf = vb2_plane_vaddr(vb2_buf, 1);
438 			buf->gain_dmaidx = cur_fbcgain->gain_dmaidx;
439 			buf->mfbc_dmaidx = cur_fbcgain->mfbc_dmaidx;
440 			buf->gain_size = cur_fbcgain->gain_size;
441 			buf->mfbc_size = cur_fbcgain->mfbc_size;
442 			buf->frame_id = cur_fbcgain->frame_id;
443 			bdgbuf = to_bridge_buf(cur_fbcgain);
444 			rkisp_finish_buffer(dev, &bdgbuf->dummy[GROUP_BUF_GAIN]);
445 			vb2_buffer_done(&cur_spbuf->vb.vb2_buf, VB2_BUF_STATE_DONE);
446 			list_add_tail(&cur_fbcgain->list, &hw->rpt_list);
447 			dev->cur_fbcgain = NULL;
448 			dev->cur_spbuf = NULL;
449 			v4l2_dbg(3, rkisp_debug, &br_dev->sd,
450 				 "%s send mfbcgain buf to hal, frame_id %d\n",
451 				 __func__, cur_fbcgain->frame_id);
452 
453 			bdgbuf = to_bridge_buf(cur_fbcgain);
454 			vaddr = bdgbuf->dummy[GROUP_BUF_PIC].vaddr;
455 			size = bdgbuf->dummy[GROUP_BUF_PIC].size;
456 			pic_ts = *(u64 *)(vaddr + size / 4 - 2);
457 
458 			vaddr = bdgbuf->dummy[GROUP_BUF_GAIN].vaddr;
459 			size = bdgbuf->dummy[GROUP_BUF_GAIN].size;
460 			gain_ts = *(u64 *)(vaddr + size / 4 - 2);
461 
462 			size = vb2_plane_size(&cur_spbuf->vb.vb2_buf, 0);
463 			vaddr = (u32 *)vb2_plane_vaddr(&cur_spbuf->vb.vb2_buf, 0);
464 			sp_ts = *(u64 *)(vaddr + size / 4 - 2);
465 			if (abs(pic_ts - gain_ts) > 5000000LL || abs(pic_ts - sp_ts) > 5000000LL ||
466 			    abs(gain_ts - sp_ts) > 5000000LL) {
467 				v4l2_info(&br_dev->sd,
468 					"%s: frame %d, timestamp is not match (pic_ts %lld, gain_ts %lld, sp_ts %lld)\n",
469 					__func__, cur_fbcgain->frame_id, pic_ts, gain_ts, sp_ts);
470 			}
471 		} else {
472 			v4l2_info(&br_dev->sd,
473 				  "%s frame_id(%d, %d) or dev_id(%d, %d) is not match\n",
474 				  __func__,
475 				  cur_fbcgain->frame_id, cur_spbuf->vb.sequence,
476 				  cur_fbcgain->index, cur_spbuf->dev_id);
477 		}
478 	}
479 }
480 
rkisp_bridge_save_fbcgain(struct rkisp_device * dev,struct rkisp_ispp_buf * fbcgain)481 static void rkisp_bridge_save_fbcgain(struct rkisp_device *dev, struct rkisp_ispp_buf *fbcgain)
482 {
483 	struct rkisp_hw_dev *hw = dev->hw_dev;
484 	struct rkisp_bridge_device *br_dev = &dev->br_dev;
485 	unsigned long lock_flags = 0;
486 
487 	spin_lock_irqsave(&hw->buf_lock, lock_flags);
488 	if (dev->cur_fbcgain) {
489 		v4l2_dbg(1, rkisp_debug, &br_dev->sd,
490 			 "%s old mfbcgain buf is exit, frame_id %d\n",
491 			 __func__, dev->cur_fbcgain->frame_id);
492 		list_add_tail(&dev->cur_fbcgain->list, &hw->list);
493 		dev->cur_fbcgain = NULL;
494 		br_dev->dbg.frameloss++;
495 	}
496 	dev->cur_fbcgain = fbcgain;
497 	rkisp_bridge_try_sendtohal(dev);
498 	spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
499 }
500 
rkisp_bridge_work(struct work_struct * work)501 static void rkisp_bridge_work(struct work_struct *work)
502 {
503 	struct rkisp_bridge_work *br_wk =
504 		container_of(work, struct rkisp_bridge_work, work);
505 	struct rkisp_bridge_device *dev = br_wk->dev;
506 
507 	struct rkisp_ispp_reg *reg_buf = (struct rkisp_ispp_reg *)br_wk->param;
508 
509 	dump_dbg_reg(dev, reg_buf);
510 
511 	kfree(br_wk);
512 }
513 
config_gain(struct rkisp_bridge_device * dev)514 static int config_gain(struct rkisp_bridge_device *dev)
515 {
516 	u32 w = dev->crop.width;
517 	u32 h = dev->crop.height;
518 	u32 val;
519 
520 	val = ALIGN(w, 64) * ALIGN(h, 128) >> 4;
521 	rkisp_write(dev->ispdev, MI_GAIN_WR_SIZE, val, false);
522 	val = ALIGN((w + 3) >> 2, 16);
523 	rkisp_write(dev->ispdev, MI_GAIN_WR_LENGTH, val, false);
524 	rkisp_set_bits(dev->ispdev, MI_WR_CTRL2,
525 		       0, SW_GAIN_WR_AUTOUPD, true);
526 	return 0;
527 }
528 
crop_on(struct rkisp_bridge_device * dev)529 static void crop_on(struct rkisp_bridge_device *dev)
530 {
531 	struct rkisp_device *ispdev = dev->ispdev;
532 	u32 src_w = ispdev->isp_sdev.out_crop.width;
533 	u32 src_h = ispdev->isp_sdev.out_crop.height;
534 	u32 dest_w = dev->crop.width;
535 	u32 dest_h = dev->crop.height;
536 	u32 left = dev->crop.left;
537 	u32 top = dev->crop.top;
538 	u32 ctrl = CIF_DUAL_CROP_CFG_UPD;
539 
540 	if (ispdev->isp_ver == ISP_V20 &&
541 	    ispdev->rd_mode == HDR_RDBK_FRAME1 &&
542 	    ispdev->isp_sdev.in_fmt.fmt_type == FMT_BAYER)
543 		src_h += RKMODULE_EXTEND_LINE;
544 
545 	rkisp_write(ispdev, CIF_DUAL_CROP_M_H_OFFS, left, false);
546 	rkisp_write(ispdev, CIF_DUAL_CROP_M_V_OFFS, top, false);
547 	rkisp_write(ispdev, CIF_DUAL_CROP_M_H_SIZE, dest_w, false);
548 	rkisp_write(ispdev, CIF_DUAL_CROP_M_V_SIZE, dest_h, false);
549 	ctrl |= rkisp_read(ispdev, CIF_DUAL_CROP_CTRL, true);
550 	if (src_w == dest_w && src_h == dest_h)
551 		ctrl &= ~(CIF_DUAL_CROP_MP_MODE_YUV | CIF_DUAL_CROP_MP_MODE_RAW);
552 	else
553 		ctrl |= CIF_DUAL_CROP_MP_MODE_YUV;
554 	rkisp_write(ispdev, CIF_DUAL_CROP_CTRL, ctrl, false);
555 }
556 
crop_off(struct rkisp_bridge_device * dev)557 static void crop_off(struct rkisp_bridge_device *dev)
558 {
559 	struct rkisp_device *ispdev = dev->ispdev;
560 	u32 ctrl = CIF_DUAL_CROP_GEN_CFG_UPD;
561 
562 	ctrl = rkisp_read(ispdev, CIF_DUAL_CROP_CTRL, true);
563 	ctrl &= ~(CIF_DUAL_CROP_MP_MODE_YUV | CIF_DUAL_CROP_MP_MODE_RAW);
564 	rkisp_write(ispdev, CIF_DUAL_CROP_CTRL, ctrl, false);
565 }
566 
bridge_start(struct rkisp_bridge_device * dev)567 static int bridge_start(struct rkisp_bridge_device *dev)
568 {
569 	struct rkisp_device *ispdev = dev->ispdev;
570 	struct rkisp_stream *sp_stream;
571 
572 	hdr_config_dmatx(ispdev);
573 
574 	sp_stream = &ispdev->cap_dev.stream[RKISP_STREAM_SP];
575 	crop_on(dev);
576 	config_gain(dev);
577 	dev->ops->config(dev);
578 	rkisp_start_spstream(sp_stream);
579 
580 	ispdev->skip_frame = 0;
581 	dev->en = true;
582 
583 	ispdev->cap_dev.is_done_early = false;
584 	if (ispdev->send_fbcgain)
585 		ispdev->cap_dev.wait_line = 0;
586 	if (ispdev->cap_dev.wait_line) {
587 		if (ispdev->cap_dev.wait_line < dev->crop.height / 4)
588 			ispdev->cap_dev.wait_line = dev->crop.height / 4;
589 		ispdev->cap_dev.is_done_early = true;
590 	}
591 	return 0;
592 }
593 
bridge_stop(struct rkisp_bridge_device * dev)594 static int bridge_stop(struct rkisp_bridge_device *dev)
595 {
596 	struct rkisp_stream *sp_stream;
597 	int ret;
598 	u32 irq;
599 
600 	sp_stream = &dev->ispdev->cap_dev.stream[RKISP_STREAM_SP];
601 	dev->stopping = true;
602 	dev->ops->disable(dev);
603 	rkisp_stop_spstream(sp_stream);
604 	hdr_stop_dmatx(dev->ispdev);
605 	ret = wait_event_timeout(dev->done, !dev->en,
606 				 msecs_to_jiffies(1000));
607 	if (!ret)
608 		v4l2_warn(&dev->sd,
609 			  "%s timeout ret:%d\n", __func__, ret);
610 	crop_off(dev);
611 	dev->stopping = false;
612 	dev->en = false;
613 	irq = dev->cfg->frame_end_id;
614 	irq = (irq == MI_MPFBC_FRAME) ? ISP_FRAME_MPFBC : ISP_FRAME_MP;
615 	dev->ispdev->irq_ends_mask &= ~irq;
616 	drain_workqueue(dev->wq);
617 
618 	/* make sure ispp last frame done */
619 	if (dev->work_mode & ISP_ISPP_QUICK) {
620 		rkisp_clear_bits(dev->ispdev, MI_IMSC,
621 				 dev->cfg->frame_end_id, true);
622 		usleep_range(20000, 25000);
623 	}
624 	return 0;
625 }
626 
bridge_update_mi(struct rkisp_bridge_device * br)627 static void bridge_update_mi(struct rkisp_bridge_device *br)
628 {
629 	struct rkisp_device *dev = br->ispdev;
630 	struct rkisp_hw_dev *hw = dev->hw_dev;
631 	struct rkisp_bridge_buf *buf;
632 	u32 val;
633 
634 	if (hw->nxt_buf) {
635 		buf = to_bridge_buf(hw->nxt_buf);
636 		val = buf->dummy[GROUP_BUF_PIC].dma_addr;
637 		rkisp_write(dev, br->cfg->reg.y0_base, val, true);
638 		val += br->cfg->offset;
639 		rkisp_write(dev, br->cfg->reg.uv0_base, val, true);
640 		val = buf->dummy[GROUP_BUF_GAIN].dma_addr;
641 		rkisp_write(dev, br->cfg->reg.g0_base, val, true);
642 	}
643 
644 	if (dev->cap_dev.is_done_early && !br->frame_early) {
645 		br->frame_early = true;
646 		hrtimer_start(&br->frame_qst, ns_to_ktime(1000000), HRTIMER_MODE_REL);
647 	}
648 
649 	v4l2_dbg(2, rkisp_debug, &br->sd,
650 		 "update pic(shd:0x%x base:0x%x) gain(shd:0x%x base:0x%x)\n",
651 		 rkisp_read(dev, br->cfg->reg.y0_base_shd, true),
652 		 rkisp_read(dev, br->cfg->reg.y0_base, true),
653 		 rkisp_read(dev, br->cfg->reg.g0_base_shd, true),
654 		 rkisp_read(dev, br->cfg->reg.g0_base, true));
655 }
656 
bridge_frame_end(struct rkisp_bridge_device * dev,u32 state)657 static int bridge_frame_end(struct rkisp_bridge_device *dev, u32 state)
658 {
659 	struct rkisp_device *ispdev = dev->ispdev;
660 	struct rkisp_hw_dev *hw = ispdev->hw_dev;
661 	struct v4l2_subdev *sd = v4l2_get_subdev_hostdata(&dev->sd);
662 	unsigned long lock_flags = 0;
663 	u64 ns = ktime_get_ns();
664 	struct rkisp_bridge_buf *buf;
665 	u32 val;
666 
667 	if (dev->stopping) {
668 		if (dev->ops->is_stopped(dev)) {
669 			dev->en = false;
670 			dev->stopping = false;
671 			wake_up(&dev->done);
672 		}
673 	}
674 
675 	if (!dev->en) {
676 		val = dev->cfg->frame_end_id;
677 		val = (val == MI_MPFBC_FRAME) ? ISP_FRAME_MPFBC : ISP_FRAME_MP;
678 		ispdev->irq_ends_mask &= ~val;
679 		return 0;
680 	}
681 
682 	if (dev->work_mode & ISP_ISPP_QUICK ||
683 	    (state == FRAME_IRQ && ispdev->cap_dev.is_done_early))
684 		return 0;
685 	dev->frame_early = false;
686 	rkisp_dmarx_get_frame(dev->ispdev, &dev->dbg.id, NULL, NULL, true);
687 	dev->dbg.interval = ns - dev->dbg.timestamp;
688 	dev->dbg.timestamp = ns;
689 	if (hw->cur_buf && hw->nxt_buf) {
690 		if (ispdev->skip_frame > 0) {
691 			ispdev->skip_frame--;
692 			spin_lock_irqsave(&hw->buf_lock, lock_flags);
693 			list_add_tail(&hw->cur_buf->list, &hw->list);
694 			spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
695 		} else {
696 			u64 sof_ns = 0;
697 			struct rkisp_ispp_reg *reg_buf = NULL;
698 
699 			ns = 0;
700 			rkisp_dmarx_get_frame(ispdev, &hw->cur_buf->frame_id,
701 					      &sof_ns, &ns, true);
702 			if (!sof_ns)
703 				sof_ns = 0;
704 			if (!ns)
705 				ns = ktime_get_ns();
706 			hw->cur_buf->frame_timestamp = ns;
707 			hw->cur_buf->index = ispdev->dev_id;
708 			v4l2_subdev_call(sd, core, ioctl, RKISP_ISPP_CMD_REQUEST_REGBUF,
709 					 &reg_buf);
710 			if (reg_buf) {
711 				struct rkisp_bridge_work *br_wk;
712 
713 				br_wk = kzalloc(sizeof(struct rkisp_bridge_work), GFP_ATOMIC);
714 				if (br_wk) {
715 					reg_buf->stat = ISP_ISPP_INUSE;
716 					reg_buf->dev_id = hw->cur_buf->index;
717 					reg_buf->frame_id = hw->cur_buf->frame_id;
718 					reg_buf->sof_timestamp = sof_ns;
719 					reg_buf->frame_timestamp = hw->cur_buf->frame_timestamp;
720 					reg_buf->exposure = ispdev->params_vdev.exposure;
721 
722 					br_wk->dev = dev;
723 					br_wk->param = (void *)reg_buf;
724 					INIT_WORK((struct work_struct *)&br_wk->work, rkisp_bridge_work);
725 					if (!queue_work(dev->wq, (struct work_struct *)&br_wk->work)) {
726 						v4l2_err(&dev->sd, "queue work failed\n");
727 						kfree(br_wk);
728 					}
729 				}
730 			}
731 
732 			if (ispdev->send_fbcgain) {
733 				u32 *vaddr, size;
734 
735 				buf = to_bridge_buf(hw->cur_buf);
736 				vaddr = buf->dummy[GROUP_BUF_PIC].vaddr;
737 				size = buf->dummy[GROUP_BUF_PIC].size;
738 				*(u64 *)(vaddr + size / 4 - 2) = ktime_get_ns();
739 
740 				vaddr = buf->dummy[GROUP_BUF_GAIN].vaddr;
741 				size = buf->dummy[GROUP_BUF_GAIN].size;
742 				*(u64 *)(vaddr + size / 4 - 2) = ktime_get_ns();
743 				hw->cur_buf->mfbc_dmaidx = hw->cur_buf->didx[GROUP_BUF_PIC];
744 				hw->cur_buf->gain_dmaidx = hw->cur_buf->didx[GROUP_BUF_GAIN];
745 				hw->cur_buf->is_move_judge = true;
746 				rkisp_bridge_save_fbcgain(ispdev, hw->cur_buf);
747 			} else {
748 				hw->cur_buf->is_move_judge = false;
749 				v4l2_subdev_call(sd, video, s_rx_buffer, hw->cur_buf, NULL);
750 			}
751 		}
752 		hw->cur_buf = NULL;
753 	} else {
754 		v4l2_dbg(1, rkisp_debug, &dev->sd, "no buf, lost frame:%d\n", dev->dbg.id);
755 		dev->dbg.frameloss++;
756 	}
757 
758 	if (hw->nxt_buf) {
759 		hw->cur_buf = hw->nxt_buf;
760 		hw->nxt_buf = NULL;
761 	}
762 
763 	return 0;
764 }
765 
rkisp_bridge_frame_done_early(struct hrtimer * timer)766 static enum hrtimer_restart rkisp_bridge_frame_done_early(struct hrtimer *timer)
767 {
768 	struct rkisp_bridge_device *br =
769 		container_of(timer, struct rkisp_bridge_device, frame_qst);
770 	struct rkisp_device *dev = br->ispdev;
771 	enum hrtimer_restart ret = HRTIMER_NORESTART;
772 	u32 ycnt, line = dev->cap_dev.wait_line;
773 	u32 seq, time, max_time = 1000000;
774 	u64 ns = ktime_get_ns();
775 
776 	time = (u32)(ns - br->fs_ns);
777 	ycnt = rkisp_read(dev, ISP_MPFBC_ENC_POS, true) & 0x3ff;
778 	ycnt *= 8;
779 	rkisp_dmarx_get_frame(dev, &seq, NULL, NULL, true);
780 	if (!br->en || dev->isp_state == ISP_STOP) {
781 		goto end;
782 	} else if (ycnt < line) {
783 		if (!ycnt)
784 			ns = max_time;
785 		else
786 			ns = time * (line - ycnt) / ycnt;
787 		if (ns > max_time)
788 			ns = max_time;
789 		hrtimer_forward(timer, timer->base->get_time(), ns_to_ktime(ns));
790 		ret = HRTIMER_RESTART;
791 	} else {
792 		v4l2_dbg(3, rkisp_debug, &dev->v4l2_dev,
793 			 "%s seq:%d line:%d ycnt:%d time:%dus\n",
794 			 __func__, seq, line, ycnt, time / 1000);
795 		bridge_frame_end(br, FRAME_WORK);
796 	}
797 end:
798 	return ret;
799 }
800 
config_mpfbc(struct rkisp_bridge_device * dev)801 static int config_mpfbc(struct rkisp_bridge_device *dev)
802 {
803 	struct rkisp_hw_dev *hw = dev->ispdev->hw_dev;
804 	u32 h = hw->max_in.h ? hw->max_in.h : dev->crop.height;
805 	u32 ctrl = 0;
806 
807 	if (dev->work_mode & ISP_ISPP_QUICK) {
808 		rkisp_set_bits(dev->ispdev, CTRL_SWS_CFG,
809 			       0, SW_ISP2PP_PIPE_EN, true);
810 		ctrl = SW_MPFBC_MAINISP_MODE;
811 		if (dev->ispdev->hw_dev->nxt_buf)
812 			ctrl |= SW_MPFBC_PINGPONG_EN;
813 	}
814 
815 	rkisp_write(dev->ispdev, ISP_MPFBC_VIR_WIDTH, 0, true);
816 	rkisp_write(dev->ispdev, ISP_MPFBC_VIR_HEIGHT, ALIGN(h, 16), true);
817 
818 	ctrl |= (dev->work_mode & ISP_ISPP_422) | SW_MPFBC_EN;
819 	rkisp_write(dev->ispdev, ISP_MPFBC_BASE, ctrl, true);
820 	rkisp_set_bits(dev->ispdev, MI_WR_CTRL, MI_LUM_BURST_MASK,
821 		       MI_MIPI_LUM_BURST16, true);
822 	dev->ispdev->irq_ends_mask |= ISP_FRAME_MPFBC;
823 	return 0;
824 }
825 
disable_mpfbc(struct rkisp_bridge_device * dev)826 static void disable_mpfbc(struct rkisp_bridge_device *dev)
827 {
828 	if (dev->ispdev->hw_dev->is_single)
829 		rkisp_clear_bits(dev->ispdev, ISP_MPFBC_BASE,
830 				 SW_MPFBC_EN, true);
831 }
832 
is_stopped_mpfbc(struct rkisp_bridge_device * dev)833 static bool is_stopped_mpfbc(struct rkisp_bridge_device *dev)
834 {
835 	bool en = true;
836 
837 	if (dev->ispdev->hw_dev->is_single)
838 		en = is_mpfbc_stopped(dev->ispdev->base_addr);
839 	return en;
840 }
841 
842 static struct rkisp_bridge_ops mpfbc_ops = {
843 	.config = config_mpfbc,
844 	.disable = disable_mpfbc,
845 	.is_stopped = is_stopped_mpfbc,
846 	.frame_end = bridge_frame_end,
847 	.update_mi = bridge_update_mi,
848 	.start = bridge_start,
849 	.stop = bridge_stop,
850 };
851 
852 static struct rkisp_bridge_config mpfbc_cfg = {
853 	.frame_end_id = MI_MPFBC_FRAME,
854 	.reg = {
855 		.y0_base = ISP_MPFBC_HEAD_PTR,
856 		.uv0_base = ISP_MPFBC_PAYL_PTR,
857 		.y1_base = ISP_MPFBC_HEAD_PTR2,
858 		.uv1_base = ISP_MPFBC_PAYL_PTR2,
859 		.g0_base = MI_GAIN_WR_BASE,
860 		.g1_base = MI_GAIN_WR_BASE2,
861 
862 		.y0_base_shd = ISP_MPFBC_HEAD_PTR,
863 		.uv0_base_shd = ISP_MPFBC_PAYL_PTR,
864 		.g0_base_shd = MI_GAIN_WR_BASE_SHD,
865 	},
866 };
867 
config_mp(struct rkisp_bridge_device * dev)868 static int config_mp(struct rkisp_bridge_device *dev)
869 {
870 	u32 w = dev->crop.width;
871 	u32 h = dev->crop.height;
872 	u32 val;
873 
874 	if (dev->work_mode & ISP_ISPP_QUICK) {
875 		rkisp_set_bits(dev->ispdev, CTRL_SWS_CFG, 0,
876 			       SW_ISP2PP_PIPE_EN, true);
877 		if (dev->ispdev->hw_dev->nxt_buf)
878 			rkisp_set_bits(dev->ispdev, CIF_MI_CTRL, 0,
879 				       CIF_MI_MP_PINGPONG_ENABLE, true);
880 	}
881 
882 	val = w * h;
883 	rkisp_write(dev->ispdev, CIF_MI_MP_Y_SIZE_INIT, val, false);
884 	val = (dev->work_mode & ISP_ISPP_422) ? val : val / 2;
885 	rkisp_write(dev->ispdev, CIF_MI_MP_CB_SIZE_INIT, val, false);
886 	rkisp_write(dev->ispdev, CIF_MI_MP_CR_SIZE_INIT, 0, false);
887 	rkisp_write(dev->ispdev, CIF_MI_MP_Y_OFFS_CNT_INIT, 0, false);
888 	rkisp_write(dev->ispdev, CIF_MI_MP_CB_OFFS_CNT_INIT, 0, false);
889 	rkisp_write(dev->ispdev, CIF_MI_MP_CR_OFFS_CNT_INIT, 0, false);
890 
891 	rkisp_write(dev->ispdev, ISP_MPFBC_BASE,
892 		    dev->work_mode & ISP_ISPP_422, true);
893 	rkisp_set_bits(dev->ispdev, CIF_MI_CTRL, MI_CTRL_MP_FMT_MASK,
894 		       MI_CTRL_MP_WRITE_YUV_SPLA | CIF_MI_CTRL_MP_ENABLE |
895 		       CIF_MI_MP_AUTOUPDATE_ENABLE, true);
896 	dev->ispdev->irq_ends_mask |= ISP_FRAME_MP;
897 	return 0;
898 }
899 
disable_mp(struct rkisp_bridge_device * dev)900 static void disable_mp(struct rkisp_bridge_device *dev)
901 {
902 	if (dev->ispdev->hw_dev->is_single)
903 		rkisp_clear_bits(dev->ispdev, CIF_MI_CTRL,
904 				 CIF_MI_CTRL_MP_ENABLE |
905 				 CIF_MI_CTRL_RAW_ENABLE, true);
906 }
907 
is_stopped_mp(struct rkisp_bridge_device * dev)908 static bool is_stopped_mp(struct rkisp_bridge_device *dev)
909 {
910 	bool en = true;
911 
912 	if (dev->ispdev->hw_dev->is_single)
913 		en = mp_is_stream_stopped(dev->ispdev->base_addr);
914 	return en;
915 }
916 
917 static struct rkisp_bridge_ops mp_ops = {
918 	.config = config_mp,
919 	.disable = disable_mp,
920 	.is_stopped = is_stopped_mp,
921 	.frame_end = bridge_frame_end,
922 	.update_mi = bridge_update_mi,
923 	.start = bridge_start,
924 	.stop = bridge_stop,
925 };
926 
927 static struct rkisp_bridge_config mp_cfg = {
928 	.frame_end_id = MI_MP_FRAME,
929 	.reg = {
930 		.y0_base = MI_MP_WR_Y_BASE,
931 		.uv0_base = MI_MP_WR_CB_BASE,
932 		.y1_base = MI_MP_WR_Y_BASE2,
933 		.uv1_base = MI_MP_WR_CB_BASE2,
934 		.g0_base = MI_GAIN_WR_BASE,
935 		.g1_base = MI_GAIN_WR_BASE2,
936 
937 		.y0_base_shd = MI_MP_WR_Y_BASE_SHD,
938 		.uv0_base_shd = MI_MP_WR_CB_BASE_SHD,
939 		.g0_base_shd = MI_GAIN_WR_BASE_SHD,
940 	},
941 };
942 
rkisp_bridge_get_fbcbuf_fd(struct rkisp_device * dev,struct isp2x_buf_idxfd * idxfd)943 int rkisp_bridge_get_fbcbuf_fd(struct rkisp_device *dev, struct isp2x_buf_idxfd *idxfd)
944 {
945 	struct rkisp_hw_dev *hw = dev->hw_dev;
946 	struct rkisp_bridge_device *br_dev = &dev->br_dev;
947 	struct rkisp_bridge_buf *buf;
948 	struct rkisp_dummy_buffer *dummy;
949 	unsigned long lock_flags = 0;
950 	int i, j, buf_idx;
951 
952 	spin_lock_irqsave(&hw->buf_lock, lock_flags);
953 	if (!hw->is_buf_init) {
954 		spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
955 		return -EAGAIN;
956 	}
957 	spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
958 
959 	buf_idx = 0;
960 	for (i = 0; i < br_dev->buf_num; i++) {
961 		buf = &hw->bufs[i];
962 		for (j = 0; j < GROUP_BUF_MAX; j++) {
963 			dummy = &buf->dummy[j];
964 			buf->dbufs.dfd[j] = dma_buf_fd(dummy->dbuf, O_CLOEXEC);
965 			get_dma_buf(buf->dbufs.dbuf[j]);
966 			idxfd->index[buf_idx] = buf->dbufs.didx[j];
967 			idxfd->dmafd[buf_idx] = buf->dbufs.dfd[j];
968 			buf_idx++;
969 		}
970 	}
971 
972 	idxfd->buf_num = buf_idx;
973 
974 	return 0;
975 }
976 
rkisp_bridge_sendtopp_buffer(struct rkisp_device * dev,u32 dev_id,u32 buf_idx)977 void rkisp_bridge_sendtopp_buffer(struct rkisp_device *dev, u32 dev_id, u32 buf_idx)
978 {
979 	struct rkisp_hw_dev *hw = dev->hw_dev;
980 	struct rkisp_bridge_device *br_dev = &dev->br_dev;
981 	struct v4l2_subdev *sd = v4l2_get_subdev_hostdata(&br_dev->sd);
982 	struct rkisp_ispp_buf *cur_buf, *cur_buf_tmp, *find_buf;
983 	struct rkisp_bridge_buf *buf;
984 	unsigned long lock_flags = 0;
985 	bool find_flg = false;
986 	u32 *vaddr, size;
987 	u64 pic_ts, gain_ts;
988 
989 	spin_lock_irqsave(&hw->buf_lock, lock_flags);
990 	list_for_each_entry(cur_buf, &hw->rpt_list, list) {
991 		if (cur_buf->index == dev_id && cur_buf->buf_idx == buf_idx) {
992 			find_flg = true;
993 			break;
994 		}
995 	}
996 
997 	if (find_flg) {
998 		list_del(&cur_buf->list);
999 		find_buf = cur_buf;
1000 		list_for_each_entry_safe(cur_buf, cur_buf_tmp, &hw->rpt_list, list) {
1001 			if ((cur_buf->frame_id < find_buf->frame_id) &&
1002 				(cur_buf->index == find_buf->index)) {
1003 				list_del_init(&cur_buf->list);
1004 				v4l2_dbg(3, rkisp_debug, &br_dev->sd,
1005 					 "%s send buffer to pp, frame_id %d\n",
1006 					 __func__, cur_buf->frame_id);
1007 
1008 				buf = to_bridge_buf(cur_buf);
1009 				rkisp_prepare_buffer(dev, &buf->dummy[GROUP_BUF_GAIN]);
1010 				vaddr = buf->dummy[GROUP_BUF_PIC].vaddr;
1011 				size = buf->dummy[GROUP_BUF_PIC].size;
1012 				pic_ts = *(u64 *)(vaddr + size / 4 - 2);
1013 
1014 				vaddr = buf->dummy[GROUP_BUF_GAIN].vaddr;
1015 				size = buf->dummy[GROUP_BUF_GAIN].size;
1016 				gain_ts = *(u64 *)(vaddr + size / 4 - 2);
1017 				if (abs(pic_ts - gain_ts) > 5000000LL) {
1018 					v4l2_info(&br_dev->sd,
1019 						"%s: frame %d, timestamp is not match (pic_ts %lld, gain_ts %lld)",
1020 						__func__, cur_buf->frame_id, pic_ts, gain_ts);
1021 				}
1022 				cur_buf->is_move_judge = true;
1023 				v4l2_subdev_call(sd, video, s_rx_buffer, cur_buf, NULL);
1024 			}
1025 		}
1026 
1027 		v4l2_dbg(3, rkisp_debug, &br_dev->sd,
1028 			 "%s send buffer to pp, frame_id %d\n",
1029 			 __func__, find_buf->frame_id);
1030 
1031 		buf = to_bridge_buf(find_buf);
1032 		rkisp_prepare_buffer(dev, &buf->dummy[GROUP_BUF_GAIN]);
1033 		vaddr = buf->dummy[GROUP_BUF_PIC].vaddr;
1034 		size = buf->dummy[GROUP_BUF_PIC].size;
1035 		pic_ts = *(u64 *)(vaddr + size / 4 - 2);
1036 
1037 		vaddr = buf->dummy[GROUP_BUF_GAIN].vaddr;
1038 		size = buf->dummy[GROUP_BUF_GAIN].size;
1039 		gain_ts = *(u64 *)(vaddr + size / 4 - 2);
1040 		if (abs(pic_ts - gain_ts) > 5000000LL) {
1041 			v4l2_info(&br_dev->sd,
1042 				"%s: frame %d, timestamp is not match (pic_ts %lld, gain_ts %lld)",
1043 				__func__, find_buf->frame_id, pic_ts, gain_ts);
1044 		}
1045 		find_buf->is_move_judge = true;
1046 		v4l2_subdev_call(sd, video, s_rx_buffer, find_buf, NULL);
1047 	}
1048 	spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
1049 }
1050 
rkisp_bridge_save_spbuf(struct rkisp_device * dev,struct rkisp_buffer * sp_buf)1051 void rkisp_bridge_save_spbuf(struct rkisp_device *dev, struct rkisp_buffer *sp_buf)
1052 {
1053 	struct rkisp_hw_dev *hw = dev->hw_dev;
1054 	struct rkisp_bridge_device *br_dev = &dev->br_dev;
1055 	unsigned long lock_flags = 0;
1056 
1057 	spin_lock_irqsave(&hw->buf_lock, lock_flags);
1058 	if (dev->cur_spbuf) {
1059 		v4l2_dbg(1, rkisp_debug, &br_dev->sd,
1060 			 "%s old sp buf is exit, frame_id %d\n",
1061 			 __func__, dev->cur_spbuf->vb.sequence);
1062 		rkisp_spbuf_queue(&dev->cap_dev.stream[RKISP_STREAM_SP], dev->cur_spbuf);
1063 		dev->cur_spbuf = NULL;
1064 		dev->cap_dev.stream[RKISP_STREAM_SP].dbg.frameloss++;
1065 	}
1066 	dev->cur_spbuf = sp_buf;
1067 	rkisp_bridge_try_sendtohal(dev);
1068 	spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
1069 }
1070 
rkisp_bridge_stop_spstream(struct rkisp_device * dev)1071 void rkisp_bridge_stop_spstream(struct rkisp_device *dev)
1072 {
1073 	struct rkisp_hw_dev *hw = dev->hw_dev;
1074 	unsigned long lock_flags = 0;
1075 
1076 	spin_lock_irqsave(&hw->buf_lock, lock_flags);
1077 	if (dev->cur_spbuf) {
1078 		rkisp_spbuf_queue(&dev->cap_dev.stream[RKISP_STREAM_SP], dev->cur_spbuf);
1079 		dev->cur_spbuf = NULL;
1080 	}
1081 	spin_unlock_irqrestore(&hw->buf_lock, lock_flags);
1082 }
1083 
rkisp_bridge_init_ops_v20(struct rkisp_bridge_device * dev)1084 void rkisp_bridge_init_ops_v20(struct rkisp_bridge_device *dev)
1085 {
1086 	if (dev->work_mode & ISP_ISPP_FBC) {
1087 		dev->ops = &mpfbc_ops;
1088 		dev->cfg = &mpfbc_cfg;
1089 	} else {
1090 		dev->ops = &mp_ops;
1091 		dev->cfg = &mp_cfg;
1092 	}
1093 	dev->frame_qst.function = rkisp_bridge_frame_done_early;
1094 }
1095