]>
Commit | Line | Data |
---|---|---|
186b250a JM |
1 | /* |
2 | * Coda multi-standard codec IP | |
3 | * | |
4 | * Copyright (C) 2012 Vista Silicon S.L. | |
5 | * Javier Martin, <javier.martin@vista-silicon.com> | |
6 | * Xavier Duret | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | */ | |
13 | ||
14 | #include <linux/clk.h> | |
f61c0b14 | 15 | #include <linux/debugfs.h> |
186b250a JM |
16 | #include <linux/delay.h> |
17 | #include <linux/firmware.h> | |
cde29ef3 | 18 | #include <linux/gcd.h> |
657eee7d | 19 | #include <linux/genalloc.h> |
186b250a JM |
20 | #include <linux/interrupt.h> |
21 | #include <linux/io.h> | |
22 | #include <linux/irq.h> | |
9082a7c6 | 23 | #include <linux/kfifo.h> |
186b250a JM |
24 | #include <linux/module.h> |
25 | #include <linux/of_device.h> | |
26 | #include <linux/platform_device.h> | |
1e172731 | 27 | #include <linux/pm_runtime.h> |
186b250a JM |
28 | #include <linux/slab.h> |
29 | #include <linux/videodev2.h> | |
30 | #include <linux/of.h> | |
a71daaa1 | 31 | #include <linux/platform_data/media/coda.h> |
8f45284c | 32 | #include <linux/reset.h> |
186b250a JM |
33 | |
34 | #include <media/v4l2-ctrls.h> | |
35 | #include <media/v4l2-device.h> | |
918c66fd | 36 | #include <media/v4l2-event.h> |
186b250a JM |
37 | #include <media/v4l2-ioctl.h> |
38 | #include <media/v4l2-mem2mem.h> | |
c139990e | 39 | #include <media/videobuf2-v4l2.h> |
186b250a | 40 | #include <media/videobuf2-dma-contig.h> |
bb04aa6f | 41 | #include <media/videobuf2-vmalloc.h> |
186b250a | 42 | |
a2b3e46a | 43 | #include "coda.h" |
e7f3c548 | 44 | #include "imx-vdoa.h" |
186b250a JM |
45 | |
46 | #define CODA_NAME "coda" | |
47 | ||
0cddc7e9 | 48 | #define CODADX6_MAX_INSTANCES 4 |
2c11d1bd | 49 | #define CODA_MAX_FORMATS 4 |
186b250a | 50 | |
186b250a JM |
51 | #define CODA_ISRAM_SIZE (2048 * 2) |
52 | ||
186b250a JM |
53 | #define MIN_W 176 |
54 | #define MIN_H 144 | |
186b250a JM |
55 | |
56 | #define S_ALIGN 1 /* multiple of 2 */ | |
57 | #define W_ALIGN 1 /* multiple of 2 */ | |
58 | #define H_ALIGN 1 /* multiple of 2 */ | |
59 | ||
60 | #define fh_to_ctx(__fh) container_of(__fh, struct coda_ctx, fh) | |
61 | ||
79924ca9 | 62 | int coda_debug; |
c4eb1bfc | 63 | module_param(coda_debug, int, 0644); |
d60b18ba | 64 | MODULE_PARM_DESC(coda_debug, "Debug level (0-2)"); |
186b250a | 65 | |
a269e53b PZ |
66 | static int disable_tiling; |
67 | module_param(disable_tiling, int, 0644); | |
68 | MODULE_PARM_DESC(disable_tiling, "Disable tiled frame buffers"); | |
b96904e5 | 69 | |
e7f3c548 MT |
70 | static int disable_vdoa; |
71 | module_param(disable_vdoa, int, 0644); | |
72 | MODULE_PARM_DESC(disable_vdoa, "Disable Video Data Order Adapter tiled to raster-scan conversion"); | |
73 | ||
a2b3e46a | 74 | void coda_write(struct coda_dev *dev, u32 data, u32 reg) |
186b250a | 75 | { |
d60b18ba | 76 | v4l2_dbg(2, coda_debug, &dev->v4l2_dev, |
186b250a JM |
77 | "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); |
78 | writel(data, dev->regs_base + reg); | |
79 | } | |
80 | ||
a2b3e46a | 81 | unsigned int coda_read(struct coda_dev *dev, u32 reg) |
186b250a JM |
82 | { |
83 | u32 data; | |
f23797b6 | 84 | |
186b250a | 85 | data = readl(dev->regs_base + reg); |
d60b18ba | 86 | v4l2_dbg(2, coda_debug, &dev->v4l2_dev, |
186b250a JM |
87 | "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); |
88 | return data; | |
89 | } | |
90 | ||
856d7d93 | 91 | void coda_write_base(struct coda_ctx *ctx, struct coda_q_data *q_data, |
2d700715 | 92 | struct vb2_v4l2_buffer *buf, unsigned int reg_y) |
856d7d93 | 93 | { |
2d700715 | 94 | u32 base_y = vb2_dma_contig_plane_dma_addr(&buf->vb2_buf, 0); |
856d7d93 PZ |
95 | u32 base_cb, base_cr; |
96 | ||
97 | switch (q_data->fourcc) { | |
d40e98c1 MT |
98 | case V4L2_PIX_FMT_YUYV: |
99 | /* Fallthrough: IN -H264-> CODA -NV12 MB-> VDOA -YUYV-> OUT */ | |
1cb12cf3 | 100 | case V4L2_PIX_FMT_NV12: |
6727d4fc | 101 | case V4L2_PIX_FMT_YUV420: |
856d7d93 PZ |
102 | default: |
103 | base_cb = base_y + q_data->bytesperline * q_data->height; | |
104 | base_cr = base_cb + q_data->bytesperline * q_data->height / 4; | |
105 | break; | |
6727d4fc PZ |
106 | case V4L2_PIX_FMT_YVU420: |
107 | /* Switch Cb and Cr for YVU420 format */ | |
108 | base_cr = base_y + q_data->bytesperline * q_data->height; | |
109 | base_cb = base_cr + q_data->bytesperline * q_data->height / 4; | |
110 | break; | |
4de69319 PZ |
111 | case V4L2_PIX_FMT_YUV422P: |
112 | base_cb = base_y + q_data->bytesperline * q_data->height; | |
113 | base_cr = base_cb + q_data->bytesperline * q_data->height / 2; | |
856d7d93 PZ |
114 | } |
115 | ||
116 | coda_write(ctx->dev, base_y, reg_y); | |
117 | coda_write(ctx->dev, base_cb, reg_y + 4); | |
118 | coda_write(ctx->dev, base_cr, reg_y + 8); | |
119 | } | |
120 | ||
b96904e5 PZ |
121 | #define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \ |
122 | { mode, src_fourcc, dst_fourcc, max_w, max_h } | |
123 | ||
124 | /* | |
125 | * Arrays of codecs supported by each given version of Coda: | |
126 | * i.MX27 -> codadx6 | |
127 | * i.MX5x -> coda7 | |
128 | * i.MX6 -> coda960 | |
129 | * Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants | |
130 | */ | |
814c3762 | 131 | static const struct coda_codec codadx6_codecs[] = { |
b96904e5 PZ |
132 | CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576), |
133 | CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576), | |
134 | }; | |
135 | ||
814c3762 | 136 | static const struct coda_codec coda7_codecs[] = { |
b96904e5 PZ |
137 | CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720), |
138 | CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720), | |
cb1d3a33 | 139 | CODA_CODEC(CODA7_MODE_ENCODE_MJPG, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_JPEG, 8192, 8192), |
b0ed05b9 | 140 | CODA_CODEC(CODA7_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088), |
95847f40 | 141 | CODA_CODEC(CODA7_MODE_DECODE_MP2, V4L2_PIX_FMT_MPEG2, V4L2_PIX_FMT_YUV420, 1920, 1088), |
b0ed05b9 | 142 | CODA_CODEC(CODA7_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088), |
cb1d3a33 | 143 | CODA_CODEC(CODA7_MODE_DECODE_MJPG, V4L2_PIX_FMT_JPEG, V4L2_PIX_FMT_YUV420, 8192, 8192), |
b96904e5 PZ |
144 | }; |
145 | ||
814c3762 | 146 | static const struct coda_codec coda9_codecs[] = { |
b0ed05b9 PZ |
147 | CODA_CODEC(CODA9_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1920, 1088), |
148 | CODA_CODEC(CODA9_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1920, 1088), | |
149 | CODA_CODEC(CODA9_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088), | |
95847f40 | 150 | CODA_CODEC(CODA9_MODE_DECODE_MP2, V4L2_PIX_FMT_MPEG2, V4L2_PIX_FMT_YUV420, 1920, 1088), |
b0ed05b9 | 151 | CODA_CODEC(CODA9_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088), |
89548441 PZ |
152 | }; |
153 | ||
2c11d1bd PZ |
154 | struct coda_video_device { |
155 | const char *name; | |
156 | enum coda_inst_type type; | |
157 | const struct coda_context_ops *ops; | |
a22496c6 | 158 | bool direct; |
2c11d1bd PZ |
159 | u32 src_formats[CODA_MAX_FORMATS]; |
160 | u32 dst_formats[CODA_MAX_FORMATS]; | |
161 | }; | |
162 | ||
163 | static const struct coda_video_device coda_bit_encoder = { | |
164 | .name = "coda-encoder", | |
165 | .type = CODA_INST_ENCODER, | |
166 | .ops = &coda_bit_encode_ops, | |
167 | .src_formats = { | |
6727d4fc | 168 | V4L2_PIX_FMT_NV12, |
2c11d1bd PZ |
169 | V4L2_PIX_FMT_YUV420, |
170 | V4L2_PIX_FMT_YVU420, | |
2c11d1bd PZ |
171 | }, |
172 | .dst_formats = { | |
173 | V4L2_PIX_FMT_H264, | |
174 | V4L2_PIX_FMT_MPEG4, | |
175 | }, | |
176 | }; | |
177 | ||
cb1d3a33 PZ |
178 | static const struct coda_video_device coda_bit_jpeg_encoder = { |
179 | .name = "coda-jpeg-encoder", | |
180 | .type = CODA_INST_ENCODER, | |
181 | .ops = &coda_bit_encode_ops, | |
182 | .src_formats = { | |
6727d4fc | 183 | V4L2_PIX_FMT_NV12, |
cb1d3a33 PZ |
184 | V4L2_PIX_FMT_YUV420, |
185 | V4L2_PIX_FMT_YVU420, | |
cb1d3a33 PZ |
186 | V4L2_PIX_FMT_YUV422P, |
187 | }, | |
188 | .dst_formats = { | |
189 | V4L2_PIX_FMT_JPEG, | |
190 | }, | |
191 | }; | |
192 | ||
2c11d1bd PZ |
193 | static const struct coda_video_device coda_bit_decoder = { |
194 | .name = "coda-decoder", | |
195 | .type = CODA_INST_DECODER, | |
196 | .ops = &coda_bit_decode_ops, | |
197 | .src_formats = { | |
198 | V4L2_PIX_FMT_H264, | |
95847f40 | 199 | V4L2_PIX_FMT_MPEG2, |
2c11d1bd PZ |
200 | V4L2_PIX_FMT_MPEG4, |
201 | }, | |
202 | .dst_formats = { | |
6727d4fc | 203 | V4L2_PIX_FMT_NV12, |
2c11d1bd PZ |
204 | V4L2_PIX_FMT_YUV420, |
205 | V4L2_PIX_FMT_YVU420, | |
d40e98c1 MT |
206 | /* |
207 | * If V4L2_PIX_FMT_YUYV should be default, | |
208 | * set_default_params() must be adjusted. | |
209 | */ | |
210 | V4L2_PIX_FMT_YUYV, | |
2c11d1bd PZ |
211 | }, |
212 | }; | |
213 | ||
cb1d3a33 PZ |
214 | static const struct coda_video_device coda_bit_jpeg_decoder = { |
215 | .name = "coda-jpeg-decoder", | |
216 | .type = CODA_INST_DECODER, | |
217 | .ops = &coda_bit_decode_ops, | |
218 | .src_formats = { | |
219 | V4L2_PIX_FMT_JPEG, | |
220 | }, | |
221 | .dst_formats = { | |
6727d4fc | 222 | V4L2_PIX_FMT_NV12, |
cb1d3a33 PZ |
223 | V4L2_PIX_FMT_YUV420, |
224 | V4L2_PIX_FMT_YVU420, | |
cb1d3a33 PZ |
225 | V4L2_PIX_FMT_YUV422P, |
226 | }, | |
227 | }; | |
228 | ||
2c11d1bd PZ |
229 | static const struct coda_video_device *codadx6_video_devices[] = { |
230 | &coda_bit_encoder, | |
231 | }; | |
232 | ||
233 | static const struct coda_video_device *coda7_video_devices[] = { | |
cb1d3a33 PZ |
234 | &coda_bit_jpeg_encoder, |
235 | &coda_bit_jpeg_decoder, | |
2c11d1bd PZ |
236 | &coda_bit_encoder, |
237 | &coda_bit_decoder, | |
238 | }; | |
239 | ||
240 | static const struct coda_video_device *coda9_video_devices[] = { | |
241 | &coda_bit_encoder, | |
242 | &coda_bit_decoder, | |
243 | }; | |
244 | ||
8076c7e3 PZ |
245 | /* |
246 | * Normalize all supported YUV 4:2:0 formats to the value used in the codec | |
247 | * tables. | |
248 | */ | |
249 | static u32 coda_format_normalize_yuv(u32 fourcc) | |
b96904e5 PZ |
250 | { |
251 | switch (fourcc) { | |
6727d4fc | 252 | case V4L2_PIX_FMT_NV12: |
b96904e5 PZ |
253 | case V4L2_PIX_FMT_YUV420: |
254 | case V4L2_PIX_FMT_YVU420: | |
4de69319 | 255 | case V4L2_PIX_FMT_YUV422P: |
d40e98c1 | 256 | case V4L2_PIX_FMT_YUYV: |
8076c7e3 | 257 | return V4L2_PIX_FMT_YUV420; |
b96904e5 | 258 | default: |
8076c7e3 | 259 | return fourcc; |
2c11d1bd | 260 | } |
b96904e5 PZ |
261 | } |
262 | ||
814c3762 PZ |
263 | static const struct coda_codec *coda_find_codec(struct coda_dev *dev, |
264 | int src_fourcc, int dst_fourcc) | |
186b250a | 265 | { |
814c3762 | 266 | const struct coda_codec *codecs = dev->devtype->codecs; |
b96904e5 PZ |
267 | int num_codecs = dev->devtype->num_codecs; |
268 | int k; | |
269 | ||
270 | src_fourcc = coda_format_normalize_yuv(src_fourcc); | |
271 | dst_fourcc = coda_format_normalize_yuv(dst_fourcc); | |
272 | if (src_fourcc == dst_fourcc) | |
273 | return NULL; | |
186b250a | 274 | |
b96904e5 PZ |
275 | for (k = 0; k < num_codecs; k++) { |
276 | if (codecs[k].src_fourcc == src_fourcc && | |
277 | codecs[k].dst_fourcc == dst_fourcc) | |
186b250a JM |
278 | break; |
279 | } | |
280 | ||
b96904e5 | 281 | if (k == num_codecs) |
186b250a JM |
282 | return NULL; |
283 | ||
b96904e5 | 284 | return &codecs[k]; |
186b250a JM |
285 | } |
286 | ||
57625593 | 287 | static void coda_get_max_dimensions(struct coda_dev *dev, |
814c3762 | 288 | const struct coda_codec *codec, |
57625593 PZ |
289 | int *max_w, int *max_h) |
290 | { | |
814c3762 | 291 | const struct coda_codec *codecs = dev->devtype->codecs; |
57625593 PZ |
292 | int num_codecs = dev->devtype->num_codecs; |
293 | unsigned int w, h; | |
294 | int k; | |
295 | ||
296 | if (codec) { | |
297 | w = codec->max_w; | |
298 | h = codec->max_h; | |
299 | } else { | |
300 | for (k = 0, w = 0, h = 0; k < num_codecs; k++) { | |
301 | w = max(w, codecs[k].max_w); | |
302 | h = max(h, codecs[k].max_h); | |
303 | } | |
304 | } | |
305 | ||
306 | if (max_w) | |
307 | *max_w = w; | |
308 | if (max_h) | |
309 | *max_h = h; | |
310 | } | |
311 | ||
5542570e PZ |
312 | static const struct coda_video_device *to_coda_video_device(struct video_device |
313 | *vdev) | |
2c11d1bd PZ |
314 | { |
315 | struct coda_dev *dev = video_get_drvdata(vdev); | |
316 | unsigned int i = vdev - dev->vfd; | |
317 | ||
318 | if (i >= dev->devtype->num_vdevs) | |
319 | return NULL; | |
320 | ||
321 | return dev->devtype->vdevs[i]; | |
322 | } | |
323 | ||
79924ca9 | 324 | const char *coda_product_name(int product) |
927933f7 PZ |
325 | { |
326 | static char buf[9]; | |
327 | ||
328 | switch (product) { | |
329 | case CODA_DX6: | |
330 | return "CodaDx6"; | |
331 | case CODA_7541: | |
332 | return "CODA7541"; | |
89548441 PZ |
333 | case CODA_960: |
334 | return "CODA960"; | |
927933f7 PZ |
335 | default: |
336 | snprintf(buf, sizeof(buf), "(0x%04x)", product); | |
337 | return buf; | |
338 | } | |
339 | } | |
340 | ||
e7f3c548 MT |
341 | static struct vdoa_data *coda_get_vdoa_data(void) |
342 | { | |
343 | struct device_node *vdoa_node; | |
344 | struct platform_device *vdoa_pdev; | |
345 | struct vdoa_data *vdoa_data = NULL; | |
346 | ||
347 | vdoa_node = of_find_compatible_node(NULL, NULL, "fsl,imx6q-vdoa"); | |
348 | if (!vdoa_node) | |
349 | return NULL; | |
350 | ||
351 | vdoa_pdev = of_find_device_by_node(vdoa_node); | |
352 | if (!vdoa_pdev) | |
353 | goto out; | |
354 | ||
355 | vdoa_data = platform_get_drvdata(vdoa_pdev); | |
356 | if (!vdoa_data) | |
357 | vdoa_data = ERR_PTR(-EPROBE_DEFER); | |
358 | ||
359 | out: | |
360 | if (vdoa_node) | |
361 | of_node_put(vdoa_node); | |
362 | ||
363 | return vdoa_data; | |
364 | } | |
365 | ||
186b250a JM |
366 | /* |
367 | * V4L2 ioctl() operations. | |
368 | */ | |
2e9e4f11 PZ |
369 | static int coda_querycap(struct file *file, void *priv, |
370 | struct v4l2_capability *cap) | |
186b250a | 371 | { |
927933f7 PZ |
372 | struct coda_ctx *ctx = fh_to_ctx(priv); |
373 | ||
186b250a | 374 | strlcpy(cap->driver, CODA_NAME, sizeof(cap->driver)); |
927933f7 PZ |
375 | strlcpy(cap->card, coda_product_name(ctx->dev->devtype->product), |
376 | sizeof(cap->card)); | |
dad0e1ce | 377 | strlcpy(cap->bus_info, "platform:" CODA_NAME, sizeof(cap->bus_info)); |
3898e7a7 | 378 | cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING; |
186b250a JM |
379 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; |
380 | ||
381 | return 0; | |
382 | } | |
383 | ||
22e244b8 PZ |
384 | static int coda_enum_fmt(struct file *file, void *priv, |
385 | struct v4l2_fmtdesc *f) | |
186b250a | 386 | { |
2c11d1bd PZ |
387 | struct video_device *vdev = video_devdata(file); |
388 | const struct coda_video_device *cvd = to_coda_video_device(vdev); | |
389 | const u32 *formats; | |
2c11d1bd PZ |
390 | |
391 | if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) | |
392 | formats = cvd->src_formats; | |
393 | else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
394 | formats = cvd->dst_formats; | |
22e244b8 | 395 | else |
2c11d1bd | 396 | return -EINVAL; |
186b250a | 397 | |
2c11d1bd PZ |
398 | if (f->index >= CODA_MAX_FORMATS || formats[f->index] == 0) |
399 | return -EINVAL; | |
400 | ||
2c11d1bd | 401 | f->pixelformat = formats[f->index]; |
186b250a | 402 | |
2c11d1bd | 403 | return 0; |
186b250a JM |
404 | } |
405 | ||
2e9e4f11 PZ |
406 | static int coda_g_fmt(struct file *file, void *priv, |
407 | struct v4l2_format *f) | |
186b250a | 408 | { |
186b250a JM |
409 | struct coda_q_data *q_data; |
410 | struct coda_ctx *ctx = fh_to_ctx(priv); | |
411 | ||
186b250a | 412 | q_data = get_q_data(ctx, f->type); |
b9736299 PZ |
413 | if (!q_data) |
414 | return -EINVAL; | |
186b250a JM |
415 | |
416 | f->fmt.pix.field = V4L2_FIELD_NONE; | |
b96904e5 | 417 | f->fmt.pix.pixelformat = q_data->fourcc; |
186b250a JM |
418 | f->fmt.pix.width = q_data->width; |
419 | f->fmt.pix.height = q_data->height; | |
2fd6a370 | 420 | f->fmt.pix.bytesperline = q_data->bytesperline; |
186b250a JM |
421 | |
422 | f->fmt.pix.sizeimage = q_data->sizeimage; | |
cb1d3a33 PZ |
423 | if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_JPEG) |
424 | f->fmt.pix.colorspace = V4L2_COLORSPACE_JPEG; | |
425 | else | |
426 | f->fmt.pix.colorspace = ctx->colorspace; | |
186b250a JM |
427 | |
428 | return 0; | |
429 | } | |
430 | ||
2c11d1bd PZ |
431 | static int coda_try_pixelformat(struct coda_ctx *ctx, struct v4l2_format *f) |
432 | { | |
433 | struct coda_q_data *q_data; | |
434 | const u32 *formats; | |
435 | int i; | |
436 | ||
437 | if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) | |
438 | formats = ctx->cvd->src_formats; | |
439 | else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
440 | formats = ctx->cvd->dst_formats; | |
441 | else | |
442 | return -EINVAL; | |
443 | ||
444 | for (i = 0; i < CODA_MAX_FORMATS; i++) { | |
d40e98c1 MT |
445 | /* Skip YUYV if the vdoa is not available */ |
446 | if (!ctx->vdoa && f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && | |
447 | formats[i] == V4L2_PIX_FMT_YUYV) | |
448 | continue; | |
449 | ||
2c11d1bd PZ |
450 | if (formats[i] == f->fmt.pix.pixelformat) { |
451 | f->fmt.pix.pixelformat = formats[i]; | |
452 | return 0; | |
453 | } | |
454 | } | |
455 | ||
456 | /* Fall back to currently set pixelformat */ | |
457 | q_data = get_q_data(ctx, f->type); | |
458 | f->fmt.pix.pixelformat = q_data->fourcc; | |
186b250a JM |
459 | |
460 | return 0; | |
461 | } | |
462 | ||
e7f3c548 MT |
463 | static int coda_try_fmt_vdoa(struct coda_ctx *ctx, struct v4l2_format *f, |
464 | bool *use_vdoa) | |
465 | { | |
466 | int err; | |
467 | ||
468 | if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
469 | return -EINVAL; | |
470 | ||
471 | if (!use_vdoa) | |
472 | return -EINVAL; | |
473 | ||
474 | if (!ctx->vdoa) { | |
475 | *use_vdoa = false; | |
476 | return 0; | |
477 | } | |
478 | ||
479 | err = vdoa_context_configure(NULL, f->fmt.pix.width, f->fmt.pix.height, | |
480 | f->fmt.pix.pixelformat); | |
481 | if (err) { | |
482 | *use_vdoa = false; | |
483 | return 0; | |
484 | } | |
485 | ||
486 | *use_vdoa = true; | |
487 | return 0; | |
488 | } | |
489 | ||
8e428d50 PZ |
490 | static unsigned int coda_estimate_sizeimage(struct coda_ctx *ctx, u32 sizeimage, |
491 | u32 width, u32 height) | |
492 | { | |
493 | /* | |
494 | * This is a rough estimate for sensible compressed buffer | |
495 | * sizes (between 1 and 16 bits per pixel). This could be | |
496 | * improved by better format specific worst case estimates. | |
497 | */ | |
498 | return round_up(clamp(sizeimage, width * height / 8, | |
499 | width * height * 2), PAGE_SIZE); | |
500 | } | |
501 | ||
814c3762 | 502 | static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec, |
57625593 | 503 | struct v4l2_format *f) |
186b250a | 504 | { |
57625593 | 505 | struct coda_dev *dev = ctx->dev; |
b96904e5 | 506 | unsigned int max_w, max_h; |
186b250a JM |
507 | enum v4l2_field field; |
508 | ||
509 | field = f->fmt.pix.field; | |
510 | if (field == V4L2_FIELD_ANY) | |
511 | field = V4L2_FIELD_NONE; | |
512 | else if (V4L2_FIELD_NONE != field) | |
513 | return -EINVAL; | |
514 | ||
515 | /* V4L2 specification suggests the driver corrects the format struct | |
516 | * if any of the dimensions is unsupported */ | |
517 | f->fmt.pix.field = field; | |
518 | ||
57625593 PZ |
519 | coda_get_max_dimensions(dev, codec, &max_w, &max_h); |
520 | v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w, W_ALIGN, | |
521 | &f->fmt.pix.height, MIN_H, max_h, H_ALIGN, | |
522 | S_ALIGN); | |
523 | ||
524 | switch (f->fmt.pix.pixelformat) { | |
6727d4fc | 525 | case V4L2_PIX_FMT_NV12: |
57625593 PZ |
526 | case V4L2_PIX_FMT_YUV420: |
527 | case V4L2_PIX_FMT_YVU420: | |
cb1d3a33 PZ |
528 | /* |
529 | * Frame stride must be at least multiple of 8, | |
530 | * but multiple of 16 for h.264 or JPEG 4:2:x | |
531 | */ | |
451dfe5d | 532 | f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); |
47cf0c61 | 533 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * |
451d43ad | 534 | f->fmt.pix.height * 3 / 2; |
57625593 | 535 | break; |
d40e98c1 MT |
536 | case V4L2_PIX_FMT_YUYV: |
537 | f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16) * 2; | |
538 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * | |
539 | f->fmt.pix.height; | |
540 | break; | |
4de69319 PZ |
541 | case V4L2_PIX_FMT_YUV422P: |
542 | f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); | |
543 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * | |
544 | f->fmt.pix.height * 2; | |
545 | break; | |
cb1d3a33 PZ |
546 | case V4L2_PIX_FMT_JPEG: |
547 | f->fmt.pix.colorspace = V4L2_COLORSPACE_JPEG; | |
548 | /* fallthrough */ | |
57625593 PZ |
549 | case V4L2_PIX_FMT_H264: |
550 | case V4L2_PIX_FMT_MPEG4: | |
95847f40 | 551 | case V4L2_PIX_FMT_MPEG2: |
186b250a | 552 | f->fmt.pix.bytesperline = 0; |
8e428d50 PZ |
553 | f->fmt.pix.sizeimage = coda_estimate_sizeimage(ctx, |
554 | f->fmt.pix.sizeimage, | |
555 | f->fmt.pix.width, | |
556 | f->fmt.pix.height); | |
57625593 PZ |
557 | break; |
558 | default: | |
559 | BUG(); | |
186b250a JM |
560 | } |
561 | ||
562 | return 0; | |
563 | } | |
564 | ||
2e9e4f11 PZ |
565 | static int coda_try_fmt_vid_cap(struct file *file, void *priv, |
566 | struct v4l2_format *f) | |
186b250a | 567 | { |
186b250a | 568 | struct coda_ctx *ctx = fh_to_ctx(priv); |
2c11d1bd PZ |
569 | const struct coda_q_data *q_data_src; |
570 | const struct coda_codec *codec; | |
918c66fd PZ |
571 | struct vb2_queue *src_vq; |
572 | int ret; | |
e7f3c548 | 573 | bool use_vdoa; |
918c66fd | 574 | |
2c11d1bd PZ |
575 | ret = coda_try_pixelformat(ctx, f); |
576 | if (ret < 0) | |
577 | return ret; | |
578 | ||
579 | q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); | |
580 | ||
918c66fd | 581 | /* |
2c11d1bd PZ |
582 | * If the source format is already fixed, only allow the same output |
583 | * resolution | |
918c66fd | 584 | */ |
14604e3a | 585 | src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
918c66fd | 586 | if (vb2_is_streaming(src_vq)) { |
91b5841e PZ |
587 | f->fmt.pix.width = q_data_src->width; |
588 | f->fmt.pix.height = q_data_src->height; | |
918c66fd | 589 | } |
186b250a JM |
590 | |
591 | f->fmt.pix.colorspace = ctx->colorspace; | |
592 | ||
2c11d1bd PZ |
593 | q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
594 | codec = coda_find_codec(ctx->dev, q_data_src->fourcc, | |
595 | f->fmt.pix.pixelformat); | |
596 | if (!codec) | |
597 | return -EINVAL; | |
598 | ||
57625593 | 599 | ret = coda_try_fmt(ctx, codec, f); |
918c66fd PZ |
600 | if (ret < 0) |
601 | return ret; | |
602 | ||
603 | /* The h.264 decoder only returns complete 16x16 macroblocks */ | |
604 | if (codec && codec->src_fourcc == V4L2_PIX_FMT_H264) { | |
1b0ed7be | 605 | f->fmt.pix.width = f->fmt.pix.width; |
918c66fd | 606 | f->fmt.pix.height = round_up(f->fmt.pix.height, 16); |
1b0ed7be | 607 | f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); |
918c66fd PZ |
608 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * |
609 | f->fmt.pix.height * 3 / 2; | |
e7f3c548 MT |
610 | |
611 | ret = coda_try_fmt_vdoa(ctx, f, &use_vdoa); | |
612 | if (ret < 0) | |
613 | return ret; | |
d40e98c1 MT |
614 | |
615 | if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV) { | |
616 | if (!use_vdoa) | |
617 | return -EINVAL; | |
618 | ||
619 | f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16) * 2; | |
620 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * | |
621 | f->fmt.pix.height; | |
622 | } | |
918c66fd PZ |
623 | } |
624 | ||
625 | return 0; | |
186b250a JM |
626 | } |
627 | ||
2e9e4f11 PZ |
628 | static int coda_try_fmt_vid_out(struct file *file, void *priv, |
629 | struct v4l2_format *f) | |
186b250a JM |
630 | { |
631 | struct coda_ctx *ctx = fh_to_ctx(priv); | |
2c11d1bd PZ |
632 | struct coda_dev *dev = ctx->dev; |
633 | const struct coda_q_data *q_data_dst; | |
634 | const struct coda_codec *codec; | |
635 | int ret; | |
186b250a | 636 | |
2c11d1bd PZ |
637 | ret = coda_try_pixelformat(ctx, f); |
638 | if (ret < 0) | |
639 | return ret; | |
186b250a | 640 | |
5f9826e8 PZ |
641 | switch (f->fmt.pix.colorspace) { |
642 | case V4L2_COLORSPACE_REC709: | |
643 | case V4L2_COLORSPACE_JPEG: | |
644 | break; | |
645 | default: | |
cb1d3a33 PZ |
646 | if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_JPEG) |
647 | f->fmt.pix.colorspace = V4L2_COLORSPACE_JPEG; | |
648 | else | |
649 | f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709; | |
4f31ff01 | 650 | } |
186b250a | 651 | |
2c11d1bd PZ |
652 | q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); |
653 | codec = coda_find_codec(dev, f->fmt.pix.pixelformat, q_data_dst->fourcc); | |
186b250a | 654 | |
57625593 | 655 | return coda_try_fmt(ctx, codec, f); |
186b250a JM |
656 | } |
657 | ||
4ec319eb PZ |
658 | static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f, |
659 | struct v4l2_rect *r) | |
186b250a JM |
660 | { |
661 | struct coda_q_data *q_data; | |
662 | struct vb2_queue *vq; | |
186b250a | 663 | |
14604e3a | 664 | vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); |
186b250a JM |
665 | if (!vq) |
666 | return -EINVAL; | |
667 | ||
668 | q_data = get_q_data(ctx, f->type); | |
669 | if (!q_data) | |
670 | return -EINVAL; | |
671 | ||
672 | if (vb2_is_busy(vq)) { | |
673 | v4l2_err(&ctx->dev->v4l2_dev, "%s queue busy\n", __func__); | |
674 | return -EBUSY; | |
675 | } | |
676 | ||
b96904e5 | 677 | q_data->fourcc = f->fmt.pix.pixelformat; |
186b250a JM |
678 | q_data->width = f->fmt.pix.width; |
679 | q_data->height = f->fmt.pix.height; | |
2fd6a370 | 680 | q_data->bytesperline = f->fmt.pix.bytesperline; |
451d43ad | 681 | q_data->sizeimage = f->fmt.pix.sizeimage; |
4ec319eb PZ |
682 | if (r) { |
683 | q_data->rect = *r; | |
684 | } else { | |
685 | q_data->rect.left = 0; | |
686 | q_data->rect.top = 0; | |
687 | q_data->rect.width = f->fmt.pix.width; | |
688 | q_data->rect.height = f->fmt.pix.height; | |
689 | } | |
186b250a | 690 | |
a269e53b | 691 | switch (f->fmt.pix.pixelformat) { |
d40e98c1 MT |
692 | case V4L2_PIX_FMT_YUYV: |
693 | ctx->tiled_map_type = GDI_TILED_FRAME_MB_RASTER_MAP; | |
694 | break; | |
a269e53b | 695 | case V4L2_PIX_FMT_NV12: |
e7f3c548 MT |
696 | ctx->tiled_map_type = GDI_TILED_FRAME_MB_RASTER_MAP; |
697 | if (!disable_tiling) | |
698 | break; | |
a269e53b PZ |
699 | /* else fall through */ |
700 | case V4L2_PIX_FMT_YUV420: | |
701 | case V4L2_PIX_FMT_YVU420: | |
702 | ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP; | |
703 | break; | |
704 | default: | |
705 | break; | |
706 | } | |
707 | ||
e7f3c548 MT |
708 | if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP && |
709 | !coda_try_fmt_vdoa(ctx, f, &ctx->use_vdoa) && | |
710 | ctx->use_vdoa) | |
711 | vdoa_context_configure(ctx->vdoa, f->fmt.pix.width, | |
712 | f->fmt.pix.height, | |
713 | f->fmt.pix.pixelformat); | |
714 | else | |
715 | ctx->use_vdoa = false; | |
716 | ||
186b250a | 717 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
d677b648 PZ |
718 | "Setting format for type %d, wxh: %dx%d, fmt: %4.4s %c\n", |
719 | f->type, q_data->width, q_data->height, | |
720 | (char *)&q_data->fourcc, | |
721 | (ctx->tiled_map_type == GDI_LINEAR_FRAME_MAP) ? 'L' : 'T'); | |
186b250a JM |
722 | |
723 | return 0; | |
724 | } | |
725 | ||
2e9e4f11 PZ |
726 | static int coda_s_fmt_vid_cap(struct file *file, void *priv, |
727 | struct v4l2_format *f) | |
186b250a | 728 | { |
b96904e5 | 729 | struct coda_ctx *ctx = fh_to_ctx(priv); |
4ec319eb PZ |
730 | struct coda_q_data *q_data_src; |
731 | struct v4l2_rect r; | |
186b250a JM |
732 | int ret; |
733 | ||
2e9e4f11 | 734 | ret = coda_try_fmt_vid_cap(file, priv, f); |
186b250a JM |
735 | if (ret) |
736 | return ret; | |
737 | ||
4ec319eb PZ |
738 | q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
739 | r.left = 0; | |
740 | r.top = 0; | |
741 | r.width = q_data_src->width; | |
742 | r.height = q_data_src->height; | |
743 | ||
744 | return coda_s_fmt(ctx, f, &r); | |
186b250a JM |
745 | } |
746 | ||
2e9e4f11 PZ |
747 | static int coda_s_fmt_vid_out(struct file *file, void *priv, |
748 | struct v4l2_format *f) | |
186b250a JM |
749 | { |
750 | struct coda_ctx *ctx = fh_to_ctx(priv); | |
4ec319eb | 751 | struct coda_q_data *q_data_src; |
f95a6ce1 | 752 | struct v4l2_format f_cap; |
4ec319eb | 753 | struct v4l2_rect r; |
186b250a JM |
754 | int ret; |
755 | ||
2e9e4f11 | 756 | ret = coda_try_fmt_vid_out(file, priv, f); |
186b250a JM |
757 | if (ret) |
758 | return ret; | |
759 | ||
4ec319eb | 760 | ret = coda_s_fmt(ctx, f, NULL); |
186b250a | 761 | if (ret) |
2dc546d0 PZ |
762 | return ret; |
763 | ||
764 | ctx->colorspace = f->fmt.pix.colorspace; | |
186b250a | 765 | |
1c2f6a99 | 766 | memset(&f_cap, 0, sizeof(f_cap)); |
f95a6ce1 PZ |
767 | f_cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
768 | coda_g_fmt(file, priv, &f_cap); | |
769 | f_cap.fmt.pix.width = f->fmt.pix.width; | |
770 | f_cap.fmt.pix.height = f->fmt.pix.height; | |
771 | ||
772 | ret = coda_try_fmt_vid_cap(file, priv, &f_cap); | |
773 | if (ret) | |
774 | return ret; | |
775 | ||
4ec319eb PZ |
776 | q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
777 | r.left = 0; | |
778 | r.top = 0; | |
779 | r.width = q_data_src->width; | |
780 | r.height = q_data_src->height; | |
781 | ||
782 | return coda_s_fmt(ctx, &f_cap, &r); | |
186b250a JM |
783 | } |
784 | ||
73751da6 PZ |
785 | static int coda_reqbufs(struct file *file, void *priv, |
786 | struct v4l2_requestbuffers *rb) | |
787 | { | |
788 | struct coda_ctx *ctx = fh_to_ctx(priv); | |
789 | int ret; | |
790 | ||
791 | ret = v4l2_m2m_reqbufs(file, ctx->fh.m2m_ctx, rb); | |
792 | if (ret) | |
793 | return ret; | |
794 | ||
795 | /* | |
796 | * Allow to allocate instance specific per-context buffers, such as | |
797 | * bitstream ringbuffer, slice buffer, work buffer, etc. if needed. | |
798 | */ | |
799 | if (rb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && ctx->ops->reqbufs) | |
800 | return ctx->ops->reqbufs(ctx, rb); | |
801 | ||
802 | return 0; | |
803 | } | |
804 | ||
2e9e4f11 PZ |
805 | static int coda_qbuf(struct file *file, void *priv, |
806 | struct v4l2_buffer *buf) | |
186b250a JM |
807 | { |
808 | struct coda_ctx *ctx = fh_to_ctx(priv); | |
809 | ||
14604e3a | 810 | return v4l2_m2m_qbuf(file, ctx->fh.m2m_ctx, buf); |
186b250a JM |
811 | } |
812 | ||
918c66fd | 813 | static bool coda_buf_is_end_of_stream(struct coda_ctx *ctx, |
2d700715 | 814 | struct vb2_v4l2_buffer *buf) |
918c66fd PZ |
815 | { |
816 | struct vb2_queue *src_vq; | |
817 | ||
14604e3a | 818 | src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
918c66fd PZ |
819 | |
820 | return ((ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) && | |
2d700715 | 821 | (buf->sequence == (ctx->qsequence - 1))); |
918c66fd PZ |
822 | } |
823 | ||
2d700715 | 824 | void coda_m2m_buf_done(struct coda_ctx *ctx, struct vb2_v4l2_buffer *buf, |
9f2bfb33 | 825 | enum vb2_buffer_state state) |
186b250a | 826 | { |
9f2bfb33 PZ |
827 | const struct v4l2_event eos_event = { |
828 | .type = V4L2_EVENT_EOS | |
829 | }; | |
186b250a | 830 | |
9f2bfb33 | 831 | if (coda_buf_is_end_of_stream(ctx, buf)) { |
2d700715 | 832 | buf->flags |= V4L2_BUF_FLAG_LAST; |
918c66fd PZ |
833 | |
834 | v4l2_event_queue_fh(&ctx->fh, &eos_event); | |
835 | } | |
836 | ||
9f2bfb33 | 837 | v4l2_m2m_buf_done(buf, state); |
186b250a JM |
838 | } |
839 | ||
52c41676 PZ |
840 | static int coda_g_selection(struct file *file, void *fh, |
841 | struct v4l2_selection *s) | |
842 | { | |
843 | struct coda_ctx *ctx = fh_to_ctx(fh); | |
844 | struct coda_q_data *q_data; | |
845 | struct v4l2_rect r, *rsel; | |
846 | ||
847 | q_data = get_q_data(ctx, s->type); | |
848 | if (!q_data) | |
849 | return -EINVAL; | |
850 | ||
851 | r.left = 0; | |
852 | r.top = 0; | |
853 | r.width = q_data->width; | |
854 | r.height = q_data->height; | |
855 | rsel = &q_data->rect; | |
856 | ||
857 | switch (s->target) { | |
858 | case V4L2_SEL_TGT_CROP_DEFAULT: | |
859 | case V4L2_SEL_TGT_CROP_BOUNDS: | |
860 | rsel = &r; | |
861 | /* fallthrough */ | |
862 | case V4L2_SEL_TGT_CROP: | |
863 | if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) | |
864 | return -EINVAL; | |
865 | break; | |
866 | case V4L2_SEL_TGT_COMPOSE_BOUNDS: | |
867 | case V4L2_SEL_TGT_COMPOSE_PADDED: | |
868 | rsel = &r; | |
869 | /* fallthrough */ | |
870 | case V4L2_SEL_TGT_COMPOSE: | |
871 | case V4L2_SEL_TGT_COMPOSE_DEFAULT: | |
872 | if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
873 | return -EINVAL; | |
874 | break; | |
875 | default: | |
876 | return -EINVAL; | |
877 | } | |
878 | ||
879 | s->r = *rsel; | |
880 | ||
881 | return 0; | |
882 | } | |
883 | ||
64ba40ac PZ |
884 | static int coda_try_decoder_cmd(struct file *file, void *fh, |
885 | struct v4l2_decoder_cmd *dc) | |
918c66fd | 886 | { |
918c66fd PZ |
887 | if (dc->cmd != V4L2_DEC_CMD_STOP) |
888 | return -EINVAL; | |
889 | ||
64ba40ac | 890 | if (dc->flags & V4L2_DEC_CMD_STOP_TO_BLACK) |
918c66fd PZ |
891 | return -EINVAL; |
892 | ||
64ba40ac | 893 | if (!(dc->flags & V4L2_DEC_CMD_STOP_IMMEDIATELY) && (dc->stop.pts != 0)) |
918c66fd PZ |
894 | return -EINVAL; |
895 | ||
64ba40ac PZ |
896 | return 0; |
897 | } | |
898 | ||
899 | static int coda_decoder_cmd(struct file *file, void *fh, | |
900 | struct v4l2_decoder_cmd *dc) | |
901 | { | |
902 | struct coda_ctx *ctx = fh_to_ctx(fh); | |
903 | int ret; | |
904 | ||
905 | ret = coda_try_decoder_cmd(file, fh, dc); | |
906 | if (ret < 0) | |
907 | return ret; | |
908 | ||
909 | /* Ignore decoder stop command silently in encoder context */ | |
918c66fd | 910 | if (ctx->inst_type != CODA_INST_DECODER) |
64ba40ac | 911 | return 0; |
918c66fd | 912 | |
347bb7f0 PZ |
913 | /* Set the stream-end flag on this context */ |
914 | coda_bit_stream_end_flag(ctx); | |
84e2365d | 915 | ctx->hold = false; |
f3497dad | 916 | v4l2_m2m_try_schedule(ctx->fh.m2m_ctx); |
89548441 | 917 | |
918c66fd PZ |
918 | return 0; |
919 | } | |
920 | ||
cde29ef3 PZ |
921 | static int coda_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a) |
922 | { | |
923 | struct coda_ctx *ctx = fh_to_ctx(fh); | |
924 | struct v4l2_fract *tpf; | |
925 | ||
926 | if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) | |
927 | return -EINVAL; | |
928 | ||
929 | a->parm.output.capability = V4L2_CAP_TIMEPERFRAME; | |
930 | tpf = &a->parm.output.timeperframe; | |
931 | tpf->denominator = ctx->params.framerate & CODA_FRATE_RES_MASK; | |
932 | tpf->numerator = 1 + (ctx->params.framerate >> | |
933 | CODA_FRATE_DIV_OFFSET); | |
934 | ||
935 | return 0; | |
936 | } | |
937 | ||
938 | /* | |
939 | * Approximate timeperframe v4l2_fract with values that can be written | |
940 | * into the 16-bit CODA_FRATE_DIV and CODA_FRATE_RES fields. | |
941 | */ | |
942 | static void coda_approximate_timeperframe(struct v4l2_fract *timeperframe) | |
943 | { | |
944 | struct v4l2_fract s = *timeperframe; | |
945 | struct v4l2_fract f0; | |
946 | struct v4l2_fract f1 = { 1, 0 }; | |
947 | struct v4l2_fract f2 = { 0, 1 }; | |
948 | unsigned int i, div, s_denominator; | |
949 | ||
950 | /* Lower bound is 1/65535 */ | |
951 | if (s.numerator == 0 || s.denominator / s.numerator > 65535) { | |
952 | timeperframe->numerator = 1; | |
953 | timeperframe->denominator = 65535; | |
954 | return; | |
955 | } | |
956 | ||
957 | /* Upper bound is 65536/1, map everything above to infinity */ | |
958 | if (s.denominator == 0 || s.numerator / s.denominator > 65536) { | |
959 | timeperframe->numerator = 1; | |
960 | timeperframe->denominator = 0; | |
961 | return; | |
962 | } | |
963 | ||
964 | /* Reduce fraction to lowest terms */ | |
965 | div = gcd(s.numerator, s.denominator); | |
966 | if (div > 1) { | |
967 | s.numerator /= div; | |
968 | s.denominator /= div; | |
969 | } | |
970 | ||
971 | if (s.numerator <= 65536 && s.denominator < 65536) { | |
972 | *timeperframe = s; | |
973 | return; | |
974 | } | |
975 | ||
976 | /* Find successive convergents from continued fraction expansion */ | |
977 | while (f2.numerator <= 65536 && f2.denominator < 65536) { | |
978 | f0 = f1; | |
979 | f1 = f2; | |
980 | ||
981 | /* Stop when f2 exactly equals timeperframe */ | |
982 | if (s.numerator == 0) | |
983 | break; | |
984 | ||
985 | i = s.denominator / s.numerator; | |
986 | ||
987 | f2.numerator = f0.numerator + i * f1.numerator; | |
988 | f2.denominator = f0.denominator + i * f2.denominator; | |
989 | ||
990 | s_denominator = s.numerator; | |
991 | s.numerator = s.denominator % s.numerator; | |
992 | s.denominator = s_denominator; | |
993 | } | |
994 | ||
995 | *timeperframe = f1; | |
996 | } | |
997 | ||
998 | static uint32_t coda_timeperframe_to_frate(struct v4l2_fract *timeperframe) | |
999 | { | |
1000 | return ((timeperframe->numerator - 1) << CODA_FRATE_DIV_OFFSET) | | |
1001 | timeperframe->denominator; | |
1002 | } | |
1003 | ||
1004 | static int coda_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) | |
1005 | { | |
1006 | struct coda_ctx *ctx = fh_to_ctx(fh); | |
1007 | struct v4l2_fract *tpf; | |
1008 | ||
1009 | if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) | |
1010 | return -EINVAL; | |
1011 | ||
1012 | tpf = &a->parm.output.timeperframe; | |
1013 | coda_approximate_timeperframe(tpf); | |
1014 | ctx->params.framerate = coda_timeperframe_to_frate(tpf); | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
2e9e4f11 PZ |
1019 | static int coda_subscribe_event(struct v4l2_fh *fh, |
1020 | const struct v4l2_event_subscription *sub) | |
918c66fd PZ |
1021 | { |
1022 | switch (sub->type) { | |
1023 | case V4L2_EVENT_EOS: | |
1024 | return v4l2_event_subscribe(fh, sub, 0, NULL); | |
1025 | default: | |
1026 | return v4l2_ctrl_subscribe_event(fh, sub); | |
1027 | } | |
186b250a JM |
1028 | } |
1029 | ||
1030 | static const struct v4l2_ioctl_ops coda_ioctl_ops = { | |
2e9e4f11 | 1031 | .vidioc_querycap = coda_querycap, |
186b250a | 1032 | |
22e244b8 | 1033 | .vidioc_enum_fmt_vid_cap = coda_enum_fmt, |
2e9e4f11 PZ |
1034 | .vidioc_g_fmt_vid_cap = coda_g_fmt, |
1035 | .vidioc_try_fmt_vid_cap = coda_try_fmt_vid_cap, | |
1036 | .vidioc_s_fmt_vid_cap = coda_s_fmt_vid_cap, | |
186b250a | 1037 | |
22e244b8 | 1038 | .vidioc_enum_fmt_vid_out = coda_enum_fmt, |
2e9e4f11 PZ |
1039 | .vidioc_g_fmt_vid_out = coda_g_fmt, |
1040 | .vidioc_try_fmt_vid_out = coda_try_fmt_vid_out, | |
1041 | .vidioc_s_fmt_vid_out = coda_s_fmt_vid_out, | |
186b250a | 1042 | |
73751da6 | 1043 | .vidioc_reqbufs = coda_reqbufs, |
152ea1c8 | 1044 | .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, |
186b250a | 1045 | |
2e9e4f11 | 1046 | .vidioc_qbuf = coda_qbuf, |
152ea1c8 | 1047 | .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, |
9f2bfb33 | 1048 | .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, |
152ea1c8 | 1049 | .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, |
bb757d7b | 1050 | .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, |
186b250a | 1051 | |
152ea1c8 PZ |
1052 | .vidioc_streamon = v4l2_m2m_ioctl_streamon, |
1053 | .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, | |
918c66fd | 1054 | |
52c41676 PZ |
1055 | .vidioc_g_selection = coda_g_selection, |
1056 | ||
64ba40ac | 1057 | .vidioc_try_decoder_cmd = coda_try_decoder_cmd, |
2e9e4f11 | 1058 | .vidioc_decoder_cmd = coda_decoder_cmd, |
918c66fd | 1059 | |
cde29ef3 PZ |
1060 | .vidioc_g_parm = coda_g_parm, |
1061 | .vidioc_s_parm = coda_s_parm, | |
1062 | ||
2e9e4f11 | 1063 | .vidioc_subscribe_event = coda_subscribe_event, |
918c66fd | 1064 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, |
186b250a JM |
1065 | }; |
1066 | ||
1067 | /* | |
1068 | * Mem-to-mem operations. | |
1069 | */ | |
477c1cfe PZ |
1070 | |
1071 | static void coda_device_run(void *m2m_priv) | |
1072 | { | |
1073 | struct coda_ctx *ctx = m2m_priv; | |
1074 | struct coda_dev *dev = ctx->dev; | |
32b6f206 PZ |
1075 | |
1076 | queue_work(dev->workqueue, &ctx->pic_run_work); | |
1077 | } | |
1078 | ||
32b6f206 PZ |
1079 | static void coda_pic_run_work(struct work_struct *work) |
1080 | { | |
1081 | struct coda_ctx *ctx = container_of(work, struct coda_ctx, pic_run_work); | |
1082 | struct coda_dev *dev = ctx->dev; | |
1083 | int ret; | |
1084 | ||
1085 | mutex_lock(&ctx->buffer_mutex); | |
918c66fd PZ |
1086 | mutex_lock(&dev->coda_mutex); |
1087 | ||
a1192a17 PZ |
1088 | ret = ctx->ops->prepare_run(ctx); |
1089 | if (ret < 0 && ctx->inst_type == CODA_INST_DECODER) { | |
1090 | mutex_unlock(&dev->coda_mutex); | |
1091 | mutex_unlock(&ctx->buffer_mutex); | |
1092 | /* job_finish scheduled by prepare_decode */ | |
1093 | return; | |
1043667b PZ |
1094 | } |
1095 | ||
f23797b6 PZ |
1096 | if (!wait_for_completion_timeout(&ctx->completion, |
1097 | msecs_to_jiffies(1000))) { | |
32b6f206 | 1098 | dev_err(&dev->plat_dev->dev, "CODA PIC_RUN timeout\n"); |
84e2365d PZ |
1099 | |
1100 | ctx->hold = true; | |
8f45284c PZ |
1101 | |
1102 | coda_hw_reset(ctx); | |
32b6f206 | 1103 | } else if (!ctx->aborting) { |
a1192a17 | 1104 | ctx->ops->finish_run(ctx); |
32b6f206 PZ |
1105 | } |
1106 | ||
747d7646 PZ |
1107 | if ((ctx->aborting || (!ctx->streamon_cap && !ctx->streamon_out)) && |
1108 | ctx->ops->seq_end_work) | |
32b6f206 PZ |
1109 | queue_work(dev->workqueue, &ctx->seq_end_work); |
1110 | ||
1111 | mutex_unlock(&dev->coda_mutex); | |
1112 | mutex_unlock(&ctx->buffer_mutex); | |
1113 | ||
14604e3a | 1114 | v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); |
186b250a JM |
1115 | } |
1116 | ||
1117 | static int coda_job_ready(void *m2m_priv) | |
1118 | { | |
1119 | struct coda_ctx *ctx = m2m_priv; | |
2cf251c0 | 1120 | int src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx); |
186b250a JM |
1121 | |
1122 | /* | |
1123 | * For both 'P' and 'key' frame cases 1 picture | |
9082a7c6 PZ |
1124 | * and 1 frame are needed. In the decoder case, |
1125 | * the compressed frame can be in the bitstream. | |
186b250a | 1126 | */ |
2cf251c0 | 1127 | if (!src_bufs && ctx->inst_type != CODA_INST_DECODER) { |
186b250a JM |
1128 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1129 | "not ready: not enough video buffers.\n"); | |
1130 | return 0; | |
1131 | } | |
1132 | ||
14604e3a | 1133 | if (!v4l2_m2m_num_dst_bufs_ready(ctx->fh.m2m_ctx)) { |
9082a7c6 PZ |
1134 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1135 | "not ready: not enough video capture buffers.\n"); | |
1136 | return 0; | |
1137 | } | |
1138 | ||
a22496c6 | 1139 | if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) { |
47f3fa63 PZ |
1140 | bool stream_end = ctx->bit_stream_param & |
1141 | CODA_BIT_STREAM_END_FLAG; | |
1142 | int num_metas = ctx->num_metas; | |
e7f3c548 MT |
1143 | unsigned int count; |
1144 | ||
1145 | count = hweight32(ctx->frm_dis_flg); | |
1146 | if (ctx->use_vdoa && count >= (ctx->num_internal_frames - 1)) { | |
1147 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1148 | "%d: not ready: all internal buffers in use: %d/%d (0x%x)", | |
1149 | ctx->idx, count, ctx->num_internal_frames, | |
1150 | ctx->frm_dis_flg); | |
1151 | return 0; | |
1152 | } | |
f77fd8a9 | 1153 | |
2cf251c0 | 1154 | if (ctx->hold && !src_bufs) { |
f77fd8a9 PZ |
1155 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1156 | "%d: not ready: on hold for more buffers.\n", | |
1157 | ctx->idx); | |
1158 | return 0; | |
1159 | } | |
1160 | ||
f77fd8a9 PZ |
1161 | if (!stream_end && (num_metas + src_bufs) < 2) { |
1162 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1163 | "%d: not ready: need 2 buffers available (%d, %d)\n", | |
1164 | ctx->idx, num_metas, src_bufs); | |
1165 | return 0; | |
1166 | } | |
1167 | ||
1168 | ||
2cf251c0 PZ |
1169 | if (!src_bufs && !stream_end && |
1170 | (coda_get_bitstream_payload(ctx) < 512)) { | |
f77fd8a9 PZ |
1171 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1172 | "%d: not ready: not enough bitstream data (%d).\n", | |
1173 | ctx->idx, coda_get_bitstream_payload(ctx)); | |
1174 | return 0; | |
1175 | } | |
918c66fd PZ |
1176 | } |
1177 | ||
3e748268 PZ |
1178 | if (ctx->aborting) { |
1179 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1180 | "not ready: aborting\n"); | |
1181 | return 0; | |
1182 | } | |
1183 | ||
186b250a JM |
1184 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1185 | "job ready\n"); | |
47f3fa63 | 1186 | |
186b250a JM |
1187 | return 1; |
1188 | } | |
1189 | ||
1190 | static void coda_job_abort(void *priv) | |
1191 | { | |
1192 | struct coda_ctx *ctx = priv; | |
186b250a JM |
1193 | |
1194 | ctx->aborting = 1; | |
1195 | ||
1196 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1197 | "Aborting task\n"); | |
186b250a JM |
1198 | } |
1199 | ||
1200 | static void coda_lock(void *m2m_priv) | |
1201 | { | |
1202 | struct coda_ctx *ctx = m2m_priv; | |
1203 | struct coda_dev *pcdev = ctx->dev; | |
f23797b6 | 1204 | |
186b250a JM |
1205 | mutex_lock(&pcdev->dev_mutex); |
1206 | } | |
1207 | ||
1208 | static void coda_unlock(void *m2m_priv) | |
1209 | { | |
1210 | struct coda_ctx *ctx = m2m_priv; | |
1211 | struct coda_dev *pcdev = ctx->dev; | |
f23797b6 | 1212 | |
186b250a JM |
1213 | mutex_unlock(&pcdev->dev_mutex); |
1214 | } | |
1215 | ||
814c3762 | 1216 | static const struct v4l2_m2m_ops coda_m2m_ops = { |
186b250a JM |
1217 | .device_run = coda_device_run, |
1218 | .job_ready = coda_job_ready, | |
1219 | .job_abort = coda_job_abort, | |
1220 | .lock = coda_lock, | |
1221 | .unlock = coda_unlock, | |
1222 | }; | |
1223 | ||
1224 | static void set_default_params(struct coda_ctx *ctx) | |
1225 | { | |
8e428d50 | 1226 | unsigned int max_w, max_h, usize, csize; |
b96904e5 | 1227 | |
2c11d1bd PZ |
1228 | ctx->codec = coda_find_codec(ctx->dev, ctx->cvd->src_formats[0], |
1229 | ctx->cvd->dst_formats[0]); | |
d4c6a416 PZ |
1230 | max_w = min(ctx->codec->max_w, 1920U); |
1231 | max_h = min(ctx->codec->max_h, 1088U); | |
8e428d50 PZ |
1232 | usize = max_w * max_h * 3 / 2; |
1233 | csize = coda_estimate_sizeimage(ctx, usize, max_w, max_h); | |
186b250a | 1234 | |
121cacf4 | 1235 | ctx->params.codec_mode = ctx->codec->mode; |
186b250a JM |
1236 | ctx->colorspace = V4L2_COLORSPACE_REC709; |
1237 | ctx->params.framerate = 30; | |
186b250a JM |
1238 | |
1239 | /* Default formats for output and input queues */ | |
6727d4fc PZ |
1240 | ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->cvd->src_formats[0]; |
1241 | ctx->q_data[V4L2_M2M_DST].fourcc = ctx->cvd->dst_formats[0]; | |
b96904e5 PZ |
1242 | ctx->q_data[V4L2_M2M_SRC].width = max_w; |
1243 | ctx->q_data[V4L2_M2M_SRC].height = max_h; | |
b96904e5 PZ |
1244 | ctx->q_data[V4L2_M2M_DST].width = max_w; |
1245 | ctx->q_data[V4L2_M2M_DST].height = max_h; | |
121cacf4 PZ |
1246 | if (ctx->codec->src_fourcc == V4L2_PIX_FMT_YUV420) { |
1247 | ctx->q_data[V4L2_M2M_SRC].bytesperline = max_w; | |
8e428d50 | 1248 | ctx->q_data[V4L2_M2M_SRC].sizeimage = usize; |
121cacf4 | 1249 | ctx->q_data[V4L2_M2M_DST].bytesperline = 0; |
8e428d50 | 1250 | ctx->q_data[V4L2_M2M_DST].sizeimage = csize; |
121cacf4 PZ |
1251 | } else { |
1252 | ctx->q_data[V4L2_M2M_SRC].bytesperline = 0; | |
8e428d50 | 1253 | ctx->q_data[V4L2_M2M_SRC].sizeimage = csize; |
121cacf4 | 1254 | ctx->q_data[V4L2_M2M_DST].bytesperline = max_w; |
8e428d50 | 1255 | ctx->q_data[V4L2_M2M_DST].sizeimage = usize; |
121cacf4 | 1256 | } |
52c41676 PZ |
1257 | ctx->q_data[V4L2_M2M_SRC].rect.width = max_w; |
1258 | ctx->q_data[V4L2_M2M_SRC].rect.height = max_h; | |
1259 | ctx->q_data[V4L2_M2M_DST].rect.width = max_w; | |
1260 | ctx->q_data[V4L2_M2M_DST].rect.height = max_h; | |
89548441 | 1261 | |
a269e53b PZ |
1262 | /* |
1263 | * Since the RBC2AXI logic only supports a single chroma plane, | |
1264 | * macroblock tiling only works for to NV12 pixel format. | |
1265 | */ | |
1266 | ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP; | |
186b250a JM |
1267 | } |
1268 | ||
1269 | /* | |
1270 | * Queue operations | |
1271 | */ | |
df9ecb0c | 1272 | static int coda_queue_setup(struct vb2_queue *vq, |
186b250a | 1273 | unsigned int *nbuffers, unsigned int *nplanes, |
36c0f8b3 | 1274 | unsigned int sizes[], struct device *alloc_devs[]) |
186b250a JM |
1275 | { |
1276 | struct coda_ctx *ctx = vb2_get_drv_priv(vq); | |
e34db066 | 1277 | struct coda_q_data *q_data; |
186b250a JM |
1278 | unsigned int size; |
1279 | ||
e34db066 PZ |
1280 | q_data = get_q_data(ctx, vq->type); |
1281 | size = q_data->sizeimage; | |
186b250a JM |
1282 | |
1283 | *nplanes = 1; | |
1284 | sizes[0] = size; | |
1285 | ||
186b250a JM |
1286 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, |
1287 | "get %d buffer(s) of size %d each.\n", *nbuffers, size); | |
1288 | ||
1289 | return 0; | |
1290 | } | |
1291 | ||
1292 | static int coda_buf_prepare(struct vb2_buffer *vb) | |
1293 | { | |
1294 | struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); | |
1295 | struct coda_q_data *q_data; | |
1296 | ||
1297 | q_data = get_q_data(ctx, vb->vb2_queue->type); | |
1298 | ||
1299 | if (vb2_plane_size(vb, 0) < q_data->sizeimage) { | |
1300 | v4l2_warn(&ctx->dev->v4l2_dev, | |
1301 | "%s data will not fit into plane (%lu < %lu)\n", | |
1302 | __func__, vb2_plane_size(vb, 0), | |
1303 | (long)q_data->sizeimage); | |
1304 | return -EINVAL; | |
1305 | } | |
1306 | ||
186b250a JM |
1307 | return 0; |
1308 | } | |
1309 | ||
1310 | static void coda_buf_queue(struct vb2_buffer *vb) | |
1311 | { | |
2d700715 | 1312 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
186b250a | 1313 | struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); |
cb06b705 | 1314 | struct vb2_queue *vq = vb->vb2_queue; |
918c66fd PZ |
1315 | struct coda_q_data *q_data; |
1316 | ||
1317 | q_data = get_q_data(ctx, vb->vb2_queue->type); | |
1318 | ||
1319 | /* | |
1320 | * In the decoder case, immediately try to copy the buffer into the | |
1321 | * bitstream ringbuffer and mark it as ready to be dequeued. | |
1322 | */ | |
cb06b705 | 1323 | if (ctx->bitstream.size && vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { |
918c66fd | 1324 | /* |
39c1cb2b | 1325 | * For backwards compatibility, queuing an empty buffer marks |
918c66fd PZ |
1326 | * the stream end |
1327 | */ | |
347bb7f0 PZ |
1328 | if (vb2_get_plane_payload(vb, 0) == 0) |
1329 | coda_bit_stream_end_flag(ctx); | |
918c66fd | 1330 | mutex_lock(&ctx->bitstream_mutex); |
2d700715 | 1331 | v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vbuf); |
eabed931 | 1332 | if (vb2_is_streaming(vb->vb2_queue)) |
582d8872 | 1333 | coda_fill_bitstream(ctx, true); |
918c66fd PZ |
1334 | mutex_unlock(&ctx->bitstream_mutex); |
1335 | } else { | |
2d700715 | 1336 | v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vbuf); |
918c66fd | 1337 | } |
186b250a JM |
1338 | } |
1339 | ||
79924ca9 PZ |
1340 | int coda_alloc_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf, |
1341 | size_t size, const char *name, struct dentry *parent) | |
5677e3b0 PZ |
1342 | { |
1343 | buf->vaddr = dma_alloc_coherent(&dev->plat_dev->dev, size, &buf->paddr, | |
1344 | GFP_KERNEL); | |
68fc31c5 PZ |
1345 | if (!buf->vaddr) { |
1346 | v4l2_err(&dev->v4l2_dev, | |
1347 | "Failed to allocate %s buffer of size %u\n", | |
1348 | name, size); | |
5677e3b0 | 1349 | return -ENOMEM; |
68fc31c5 | 1350 | } |
5677e3b0 PZ |
1351 | |
1352 | buf->size = size; | |
1353 | ||
f61c0b14 PZ |
1354 | if (name && parent) { |
1355 | buf->blob.data = buf->vaddr; | |
1356 | buf->blob.size = size; | |
f23797b6 PZ |
1357 | buf->dentry = debugfs_create_blob(name, 0644, parent, |
1358 | &buf->blob); | |
f61c0b14 PZ |
1359 | if (!buf->dentry) |
1360 | dev_warn(&dev->plat_dev->dev, | |
1361 | "failed to create debugfs entry %s\n", name); | |
1362 | } | |
1363 | ||
5677e3b0 PZ |
1364 | return 0; |
1365 | } | |
1366 | ||
79924ca9 PZ |
1367 | void coda_free_aux_buf(struct coda_dev *dev, |
1368 | struct coda_aux_buf *buf) | |
5677e3b0 PZ |
1369 | { |
1370 | if (buf->vaddr) { | |
1371 | dma_free_coherent(&dev->plat_dev->dev, buf->size, | |
1372 | buf->vaddr, buf->paddr); | |
1373 | buf->vaddr = NULL; | |
1374 | buf->size = 0; | |
d446ec8e PS |
1375 | debugfs_remove(buf->dentry); |
1376 | buf->dentry = NULL; | |
5677e3b0 PZ |
1377 | } |
1378 | } | |
1379 | ||
79924ca9 | 1380 | static int coda_start_streaming(struct vb2_queue *q, unsigned int count) |
5677e3b0 | 1381 | { |
79924ca9 PZ |
1382 | struct coda_ctx *ctx = vb2_get_drv_priv(q); |
1383 | struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; | |
1384 | struct coda_q_data *q_data_src, *q_data_dst; | |
2d700715 | 1385 | struct vb2_v4l2_buffer *buf; |
79924ca9 | 1386 | int ret = 0; |
5677e3b0 | 1387 | |
49b966fa PZ |
1388 | if (count < 1) |
1389 | return -EINVAL; | |
1390 | ||
79924ca9 PZ |
1391 | q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
1392 | if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { | |
58bc7edf | 1393 | if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) { |
582d8872 | 1394 | /* copy the buffers that were queued before streamon */ |
79924ca9 | 1395 | mutex_lock(&ctx->bitstream_mutex); |
582d8872 | 1396 | coda_fill_bitstream(ctx, false); |
79924ca9 | 1397 | mutex_unlock(&ctx->bitstream_mutex); |
eabed931 | 1398 | |
b906352c PZ |
1399 | if (coda_get_bitstream_payload(ctx) < 512) { |
1400 | ret = -EINVAL; | |
1401 | goto err; | |
1402 | } | |
918c66fd | 1403 | } |
186b250a | 1404 | |
b96904e5 | 1405 | ctx->streamon_out = 1; |
918c66fd | 1406 | } else { |
918c66fd | 1407 | ctx->streamon_cap = 1; |
b96904e5 | 1408 | } |
186b250a | 1409 | |
b96904e5 PZ |
1410 | /* Don't start the coda unless both queues are on */ |
1411 | if (!(ctx->streamon_out & ctx->streamon_cap)) | |
1412 | return 0; | |
186b250a | 1413 | |
23b6ee5c PZ |
1414 | q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); |
1415 | if ((q_data_src->width != q_data_dst->width && | |
1416 | round_up(q_data_src->width, 16) != q_data_dst->width) || | |
1417 | (q_data_src->height != q_data_dst->height && | |
1418 | round_up(q_data_src->height, 16) != q_data_dst->height)) { | |
1419 | v4l2_err(v4l2_dev, "can't convert %dx%d to %dx%d\n", | |
1420 | q_data_src->width, q_data_src->height, | |
1421 | q_data_dst->width, q_data_dst->height); | |
1422 | ret = -EINVAL; | |
1423 | goto err; | |
1424 | } | |
1425 | ||
cb1d3a33 | 1426 | /* Allow BIT decoder device_run with no new buffers queued */ |
a22496c6 | 1427 | if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) |
14604e3a | 1428 | v4l2_m2m_set_src_buffered(ctx->fh.m2m_ctx, true); |
918c66fd | 1429 | |
b96904e5 | 1430 | ctx->gopcounter = ctx->params.gop_size - 1; |
b96904e5 PZ |
1431 | |
1432 | ctx->codec = coda_find_codec(ctx->dev, q_data_src->fourcc, | |
1433 | q_data_dst->fourcc); | |
1434 | if (!ctx->codec) { | |
186b250a | 1435 | v4l2_err(v4l2_dev, "couldn't tell instance type.\n"); |
b906352c PZ |
1436 | ret = -EINVAL; |
1437 | goto err; | |
186b250a JM |
1438 | } |
1439 | ||
cb1d3a33 PZ |
1440 | if (q_data_dst->fourcc == V4L2_PIX_FMT_JPEG) |
1441 | ctx->params.gop_size = 1; | |
1442 | ctx->gopcounter = ctx->params.gop_size - 1; | |
1443 | ||
a1192a17 | 1444 | ret = ctx->ops->start_streaming(ctx); |
918c66fd | 1445 | if (ctx->inst_type == CODA_INST_DECODER) { |
89548441 | 1446 | if (ret == -EAGAIN) |
918c66fd | 1447 | return 0; |
89548441 | 1448 | else if (ret < 0) |
b906352c | 1449 | goto err; |
918c66fd PZ |
1450 | } |
1451 | ||
89548441 | 1452 | return ret; |
b906352c PZ |
1453 | |
1454 | err: | |
1455 | if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { | |
1456 | while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx))) | |
b8b1b58c | 1457 | v4l2_m2m_buf_done(buf, VB2_BUF_STATE_QUEUED); |
b906352c PZ |
1458 | } else { |
1459 | while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx))) | |
b8b1b58c | 1460 | v4l2_m2m_buf_done(buf, VB2_BUF_STATE_QUEUED); |
b906352c PZ |
1461 | } |
1462 | return ret; | |
89548441 PZ |
1463 | } |
1464 | ||
e37559b2 | 1465 | static void coda_stop_streaming(struct vb2_queue *q) |
186b250a JM |
1466 | { |
1467 | struct coda_ctx *ctx = vb2_get_drv_priv(q); | |
2fb57f06 | 1468 | struct coda_dev *dev = ctx->dev; |
2d700715 | 1469 | struct vb2_v4l2_buffer *buf; |
47f3fa63 | 1470 | unsigned long flags; |
5c76c2c3 PZ |
1471 | bool stop; |
1472 | ||
1473 | stop = ctx->streamon_out && ctx->streamon_cap; | |
186b250a JM |
1474 | |
1475 | if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { | |
918c66fd | 1476 | v4l2_dbg(1, coda_debug, &dev->v4l2_dev, |
186b250a | 1477 | "%s: output\n", __func__); |
b96904e5 | 1478 | ctx->streamon_out = 0; |
918c66fd | 1479 | |
347bb7f0 | 1480 | coda_bit_stream_end_flag(ctx); |
4a31b52f | 1481 | |
6dd5ef5b | 1482 | ctx->qsequence = 0; |
4a31b52f PZ |
1483 | |
1484 | while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx))) | |
1485 | v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR); | |
186b250a | 1486 | } else { |
918c66fd | 1487 | v4l2_dbg(1, coda_debug, &dev->v4l2_dev, |
186b250a | 1488 | "%s: capture\n", __func__); |
b96904e5 | 1489 | ctx->streamon_cap = 0; |
2fb57f06 | 1490 | |
918c66fd | 1491 | ctx->osequence = 0; |
cb2c0282 | 1492 | ctx->sequence_offset = 0; |
4a31b52f PZ |
1493 | |
1494 | while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx))) | |
1495 | v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR); | |
186b250a JM |
1496 | } |
1497 | ||
5c76c2c3 | 1498 | if (stop) { |
7cbb105f | 1499 | struct coda_buffer_meta *meta; |
846ced9c | 1500 | |
f4706d6e PZ |
1501 | if (ctx->ops->seq_end_work) { |
1502 | queue_work(dev->workqueue, &ctx->seq_end_work); | |
1503 | flush_work(&ctx->seq_end_work); | |
1504 | } | |
47f3fa63 | 1505 | spin_lock_irqsave(&ctx->buffer_meta_lock, flags); |
7cbb105f PZ |
1506 | while (!list_empty(&ctx->buffer_meta_list)) { |
1507 | meta = list_first_entry(&ctx->buffer_meta_list, | |
1508 | struct coda_buffer_meta, list); | |
1509 | list_del(&meta->list); | |
1510 | kfree(meta); | |
846ced9c | 1511 | } |
47f3fa63 PZ |
1512 | ctx->num_metas = 0; |
1513 | spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags); | |
918c66fd PZ |
1514 | kfifo_init(&ctx->bitstream_fifo, |
1515 | ctx->bitstream.vaddr, ctx->bitstream.size); | |
1516 | ctx->runcounter = 0; | |
f157cf49 | 1517 | ctx->aborting = 0; |
918c66fd | 1518 | } |
c1ae0b28 PZ |
1519 | |
1520 | if (!ctx->streamon_out && !ctx->streamon_cap) | |
1521 | ctx->bit_stream_param &= ~CODA_BIT_STREAM_END_FLAG; | |
186b250a JM |
1522 | } |
1523 | ||
121cacf4 | 1524 | static const struct vb2_ops coda_qops = { |
186b250a JM |
1525 | .queue_setup = coda_queue_setup, |
1526 | .buf_prepare = coda_buf_prepare, | |
1527 | .buf_queue = coda_buf_queue, | |
186b250a JM |
1528 | .start_streaming = coda_start_streaming, |
1529 | .stop_streaming = coda_stop_streaming, | |
152ea1c8 PZ |
1530 | .wait_prepare = vb2_ops_wait_prepare, |
1531 | .wait_finish = vb2_ops_wait_finish, | |
186b250a JM |
1532 | }; |
1533 | ||
1534 | static int coda_s_ctrl(struct v4l2_ctrl *ctrl) | |
1535 | { | |
1536 | struct coda_ctx *ctx = | |
1537 | container_of(ctrl->handler, struct coda_ctx, ctrls); | |
1538 | ||
1539 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1540 | "s_ctrl: id = %d, val = %d\n", ctrl->id, ctrl->val); | |
1541 | ||
1542 | switch (ctrl->id) { | |
8f35c7bc PZ |
1543 | case V4L2_CID_HFLIP: |
1544 | if (ctrl->val) | |
1545 | ctx->params.rot_mode |= CODA_MIR_HOR; | |
1546 | else | |
1547 | ctx->params.rot_mode &= ~CODA_MIR_HOR; | |
1548 | break; | |
1549 | case V4L2_CID_VFLIP: | |
1550 | if (ctrl->val) | |
1551 | ctx->params.rot_mode |= CODA_MIR_VER; | |
1552 | else | |
1553 | ctx->params.rot_mode &= ~CODA_MIR_VER; | |
1554 | break; | |
186b250a JM |
1555 | case V4L2_CID_MPEG_VIDEO_BITRATE: |
1556 | ctx->params.bitrate = ctrl->val / 1000; | |
1557 | break; | |
1558 | case V4L2_CID_MPEG_VIDEO_GOP_SIZE: | |
1559 | ctx->params.gop_size = ctrl->val; | |
1560 | break; | |
1561 | case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP: | |
1562 | ctx->params.h264_intra_qp = ctrl->val; | |
1563 | break; | |
1564 | case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP: | |
1565 | ctx->params.h264_inter_qp = ctrl->val; | |
1566 | break; | |
1a5567e3 PZ |
1567 | case V4L2_CID_MPEG_VIDEO_H264_MIN_QP: |
1568 | ctx->params.h264_min_qp = ctrl->val; | |
1569 | break; | |
1570 | case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: | |
1571 | ctx->params.h264_max_qp = ctrl->val; | |
1572 | break; | |
de23b1db PZ |
1573 | case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA: |
1574 | ctx->params.h264_deblk_alpha = ctrl->val; | |
1575 | break; | |
1576 | case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA: | |
1577 | ctx->params.h264_deblk_beta = ctrl->val; | |
1578 | break; | |
1579 | case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE: | |
1580 | ctx->params.h264_deblk_enabled = (ctrl->val == | |
1581 | V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); | |
1582 | break; | |
186b250a JM |
1583 | case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP: |
1584 | ctx->params.mpeg4_intra_qp = ctrl->val; | |
1585 | break; | |
1586 | case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP: | |
1587 | ctx->params.mpeg4_inter_qp = ctrl->val; | |
1588 | break; | |
1589 | case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE: | |
1590 | ctx->params.slice_mode = ctrl->val; | |
1591 | break; | |
1592 | case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB: | |
1593 | ctx->params.slice_max_mb = ctrl->val; | |
1594 | break; | |
c566c789 PZ |
1595 | case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES: |
1596 | ctx->params.slice_max_bits = ctrl->val * 8; | |
1597 | break; | |
186b250a JM |
1598 | case V4L2_CID_MPEG_VIDEO_HEADER_MODE: |
1599 | break; | |
f38f79d5 PZ |
1600 | case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB: |
1601 | ctx->params.intra_refresh = ctrl->val; | |
1602 | break; | |
cb1d3a33 PZ |
1603 | case V4L2_CID_JPEG_COMPRESSION_QUALITY: |
1604 | coda_set_jpeg_compression_quality(ctx, ctrl->val); | |
1605 | break; | |
1606 | case V4L2_CID_JPEG_RESTART_INTERVAL: | |
1607 | ctx->params.jpeg_restart_interval = ctrl->val; | |
1608 | break; | |
da2b3b3e PZ |
1609 | case V4L2_CID_MPEG_VIDEO_VBV_DELAY: |
1610 | ctx->params.vbv_delay = ctrl->val; | |
1611 | break; | |
1612 | case V4L2_CID_MPEG_VIDEO_VBV_SIZE: | |
1613 | ctx->params.vbv_size = min(ctrl->val * 8192, 0x7fffffff); | |
1614 | break; | |
186b250a JM |
1615 | default: |
1616 | v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, | |
1617 | "Invalid control, id=%d, val=%d\n", | |
1618 | ctrl->id, ctrl->val); | |
1619 | return -EINVAL; | |
1620 | } | |
1621 | ||
1622 | return 0; | |
1623 | } | |
1624 | ||
814c3762 | 1625 | static const struct v4l2_ctrl_ops coda_ctrl_ops = { |
186b250a JM |
1626 | .s_ctrl = coda_s_ctrl, |
1627 | }; | |
1628 | ||
bfc732f6 | 1629 | static void coda_encode_ctrls(struct coda_ctx *ctx) |
186b250a | 1630 | { |
186b250a | 1631 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
92b042ec | 1632 | V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1000, 0); |
186b250a JM |
1633 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
1634 | V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 60, 1, 16); | |
1635 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
594a750b | 1636 | V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 0, 51, 1, 25); |
186b250a | 1637 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
594a750b | 1638 | V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 0, 51, 1, 25); |
1a5567e3 PZ |
1639 | if (ctx->dev->devtype->product != CODA_960) { |
1640 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1641 | V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 0, 51, 1, 12); | |
1642 | } | |
1643 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1644 | V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 0, 51, 1, 51); | |
de23b1db PZ |
1645 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
1646 | V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, 0, 15, 1, 0); | |
1647 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1648 | V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, 0, 15, 1, 0); | |
1649 | v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, | |
1650 | V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE, | |
1651 | V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED, 0x0, | |
1652 | V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); | |
186b250a JM |
1653 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
1654 | V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2); | |
1655 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1656 | V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 2); | |
1657 | v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, | |
1658 | V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE, | |
c566c789 PZ |
1659 | V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES, 0x0, |
1660 | V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE); | |
186b250a JM |
1661 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
1662 | V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1, 0x3fffffff, 1, 1); | |
c566c789 | 1663 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
f23797b6 PZ |
1664 | V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, 1, 0x3fffffff, 1, |
1665 | 500); | |
186b250a JM |
1666 | v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, |
1667 | V4L2_CID_MPEG_VIDEO_HEADER_MODE, | |
1668 | V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, | |
1669 | (1 << V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE), | |
1670 | V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME); | |
f38f79d5 | 1671 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
f23797b6 PZ |
1672 | V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0, |
1673 | 1920 * 1088 / 256, 1, 0); | |
da2b3b3e PZ |
1674 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, |
1675 | V4L2_CID_MPEG_VIDEO_VBV_DELAY, 0, 0x7fff, 1, 0); | |
1676 | /* | |
1677 | * The maximum VBV size value is 0x7fffffff bits, | |
1678 | * one bit less than 262144 KiB | |
1679 | */ | |
1680 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1681 | V4L2_CID_MPEG_VIDEO_VBV_SIZE, 0, 262144, 1, 0); | |
bfc732f6 PZ |
1682 | } |
1683 | ||
cb1d3a33 PZ |
1684 | static void coda_jpeg_encode_ctrls(struct coda_ctx *ctx) |
1685 | { | |
1686 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1687 | V4L2_CID_JPEG_COMPRESSION_QUALITY, 5, 100, 1, 50); | |
1688 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1689 | V4L2_CID_JPEG_RESTART_INTERVAL, 0, 100, 1, 0); | |
1690 | } | |
1691 | ||
bfc732f6 PZ |
1692 | static int coda_ctrls_setup(struct coda_ctx *ctx) |
1693 | { | |
1694 | v4l2_ctrl_handler_init(&ctx->ctrls, 2); | |
1695 | ||
1696 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1697 | V4L2_CID_HFLIP, 0, 1, 1, 0); | |
1698 | v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, | |
1699 | V4L2_CID_VFLIP, 0, 1, 1, 0); | |
cb1d3a33 PZ |
1700 | if (ctx->inst_type == CODA_INST_ENCODER) { |
1701 | if (ctx->cvd->dst_formats[0] == V4L2_PIX_FMT_JPEG) | |
1702 | coda_jpeg_encode_ctrls(ctx); | |
1703 | else | |
1704 | coda_encode_ctrls(ctx); | |
1705 | } | |
186b250a JM |
1706 | |
1707 | if (ctx->ctrls.error) { | |
f23797b6 PZ |
1708 | v4l2_err(&ctx->dev->v4l2_dev, |
1709 | "control initialization error (%d)", | |
186b250a JM |
1710 | ctx->ctrls.error); |
1711 | return -EINVAL; | |
1712 | } | |
1713 | ||
1714 | return v4l2_ctrl_handler_setup(&ctx->ctrls); | |
1715 | } | |
1716 | ||
121cacf4 PZ |
1717 | static int coda_queue_init(struct coda_ctx *ctx, struct vb2_queue *vq) |
1718 | { | |
1719 | vq->drv_priv = ctx; | |
1720 | vq->ops = &coda_qops; | |
1721 | vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); | |
1722 | vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; | |
1723 | vq->lock = &ctx->dev->dev_mutex; | |
e4af23d3 KD |
1724 | /* One way to indicate end-of-stream for coda is to set the |
1725 | * bytesused == 0. However by default videobuf2 handles bytesused | |
1726 | * equal to 0 as a special case and changes its value to the size | |
1727 | * of the buffer. Set the allow_zero_bytesused flag, so | |
1728 | * that videobuf2 will keep the value of bytesused intact. | |
1729 | */ | |
1730 | vq->allow_zero_bytesused = 1; | |
53ddcc68 | 1731 | vq->dev = &ctx->dev->plat_dev->dev; |
121cacf4 PZ |
1732 | |
1733 | return vb2_queue_init(vq); | |
1734 | } | |
1735 | ||
79924ca9 PZ |
1736 | int coda_encoder_queue_init(void *priv, struct vb2_queue *src_vq, |
1737 | struct vb2_queue *dst_vq) | |
186b250a | 1738 | { |
186b250a JM |
1739 | int ret; |
1740 | ||
186b250a | 1741 | src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; |
d29a8cf2 | 1742 | src_vq->io_modes = VB2_DMABUF | VB2_MMAP; |
186b250a JM |
1743 | src_vq->mem_ops = &vb2_dma_contig_memops; |
1744 | ||
121cacf4 | 1745 | ret = coda_queue_init(priv, src_vq); |
186b250a JM |
1746 | if (ret) |
1747 | return ret; | |
1748 | ||
186b250a | 1749 | dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
d29a8cf2 | 1750 | dst_vq->io_modes = VB2_DMABUF | VB2_MMAP; |
186b250a JM |
1751 | dst_vq->mem_ops = &vb2_dma_contig_memops; |
1752 | ||
121cacf4 PZ |
1753 | return coda_queue_init(priv, dst_vq); |
1754 | } | |
1755 | ||
79924ca9 PZ |
1756 | int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq, |
1757 | struct vb2_queue *dst_vq) | |
121cacf4 PZ |
1758 | { |
1759 | int ret; | |
1760 | ||
1761 | src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; | |
bb04aa6f PZ |
1762 | src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; |
1763 | src_vq->mem_ops = &vb2_vmalloc_memops; | |
121cacf4 PZ |
1764 | |
1765 | ret = coda_queue_init(priv, src_vq); | |
1766 | if (ret) | |
1767 | return ret; | |
1768 | ||
1769 | dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1770 | dst_vq->io_modes = VB2_DMABUF | VB2_MMAP; | |
1771 | dst_vq->mem_ops = &vb2_dma_contig_memops; | |
1772 | ||
1773 | return coda_queue_init(priv, dst_vq); | |
186b250a JM |
1774 | } |
1775 | ||
e11f3e6e PZ |
1776 | static int coda_next_free_instance(struct coda_dev *dev) |
1777 | { | |
0cddc7e9 PZ |
1778 | int idx = ffz(dev->instance_mask); |
1779 | ||
1780 | if ((idx < 0) || | |
1781 | (dev->devtype->product == CODA_DX6 && idx > CODADX6_MAX_INSTANCES)) | |
1782 | return -EBUSY; | |
1783 | ||
1784 | return idx; | |
e11f3e6e PZ |
1785 | } |
1786 | ||
2c11d1bd PZ |
1787 | /* |
1788 | * File operations | |
1789 | */ | |
1790 | ||
1791 | static int coda_open(struct file *file) | |
186b250a | 1792 | { |
2c11d1bd PZ |
1793 | struct video_device *vdev = video_devdata(file); |
1794 | struct coda_dev *dev = video_get_drvdata(vdev); | |
186b250a | 1795 | struct coda_ctx *ctx = NULL; |
f61c0b14 | 1796 | char *name; |
918c66fd | 1797 | int ret; |
e11f3e6e | 1798 | int idx; |
186b250a | 1799 | |
f23797b6 | 1800 | ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); |
186b250a JM |
1801 | if (!ctx) |
1802 | return -ENOMEM; | |
1803 | ||
f82bc203 | 1804 | idx = coda_next_free_instance(dev); |
0cddc7e9 PZ |
1805 | if (idx < 0) { |
1806 | ret = idx; | |
f82bc203 FE |
1807 | goto err_coda_max; |
1808 | } | |
1809 | set_bit(idx, &dev->instance_mask); | |
1810 | ||
f61c0b14 | 1811 | name = kasprintf(GFP_KERNEL, "context%d", idx); |
a7f933a5 PS |
1812 | if (!name) { |
1813 | ret = -ENOMEM; | |
1814 | goto err_coda_name_init; | |
1815 | } | |
1816 | ||
f61c0b14 PZ |
1817 | ctx->debugfs_entry = debugfs_create_dir(name, dev->debugfs_root); |
1818 | kfree(name); | |
1819 | ||
2c11d1bd PZ |
1820 | ctx->cvd = to_coda_video_device(vdev); |
1821 | ctx->inst_type = ctx->cvd->type; | |
1822 | ctx->ops = ctx->cvd->ops; | |
a22496c6 | 1823 | ctx->use_bit = !ctx->cvd->direct; |
32b6f206 PZ |
1824 | init_completion(&ctx->completion); |
1825 | INIT_WORK(&ctx->pic_run_work, coda_pic_run_work); | |
747d7646 PZ |
1826 | if (ctx->ops->seq_end_work) |
1827 | INIT_WORK(&ctx->seq_end_work, ctx->ops->seq_end_work); | |
186b250a JM |
1828 | v4l2_fh_init(&ctx->fh, video_devdata(file)); |
1829 | file->private_data = &ctx->fh; | |
1830 | v4l2_fh_add(&ctx->fh); | |
1831 | ctx->dev = dev; | |
e11f3e6e | 1832 | ctx->idx = idx; |
5677e3b0 | 1833 | switch (dev->devtype->product) { |
89548441 | 1834 | case CODA_960: |
2bf299cd PZ |
1835 | ctx->frame_mem_ctrl = 1 << 12; |
1836 | /* fallthrough */ | |
1837 | case CODA_7541: | |
5677e3b0 PZ |
1838 | ctx->reg_idx = 0; |
1839 | break; | |
1840 | default: | |
1841 | ctx->reg_idx = idx; | |
1842 | } | |
e7f3c548 MT |
1843 | if (ctx->dev->vdoa && !disable_vdoa) { |
1844 | ctx->vdoa = vdoa_context_create(dev->vdoa); | |
1845 | if (!ctx->vdoa) | |
1846 | v4l2_warn(&dev->v4l2_dev, | |
1847 | "Failed to create vdoa context: not using vdoa"); | |
1848 | } | |
1849 | ctx->use_vdoa = false; | |
f82bc203 | 1850 | |
1e172731 PZ |
1851 | /* Power up and upload firmware if necessary */ |
1852 | ret = pm_runtime_get_sync(&dev->plat_dev->dev); | |
1853 | if (ret < 0) { | |
1854 | v4l2_err(&dev->v4l2_dev, "failed to power up: %d\n", ret); | |
1855 | goto err_pm_get; | |
1856 | } | |
1857 | ||
79830db2 FE |
1858 | ret = clk_prepare_enable(dev->clk_per); |
1859 | if (ret) | |
1860 | goto err_clk_per; | |
1861 | ||
1862 | ret = clk_prepare_enable(dev->clk_ahb); | |
1863 | if (ret) | |
1864 | goto err_clk_ahb; | |
1865 | ||
186b250a | 1866 | set_default_params(ctx); |
a1192a17 PZ |
1867 | ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx, |
1868 | ctx->ops->queue_init); | |
14604e3a PZ |
1869 | if (IS_ERR(ctx->fh.m2m_ctx)) { |
1870 | ret = PTR_ERR(ctx->fh.m2m_ctx); | |
186b250a JM |
1871 | |
1872 | v4l2_err(&dev->v4l2_dev, "%s return error (%d)\n", | |
1873 | __func__, ret); | |
f82bc203 | 1874 | goto err_ctx_init; |
186b250a | 1875 | } |
152ea1c8 | 1876 | |
186b250a JM |
1877 | ret = coda_ctrls_setup(ctx); |
1878 | if (ret) { | |
1879 | v4l2_err(&dev->v4l2_dev, "failed to setup coda controls\n"); | |
f82bc203 | 1880 | goto err_ctrls_setup; |
186b250a JM |
1881 | } |
1882 | ||
1883 | ctx->fh.ctrl_handler = &ctx->ctrls; | |
1884 | ||
9082a7c6 | 1885 | mutex_init(&ctx->bitstream_mutex); |
918c66fd | 1886 | mutex_init(&ctx->buffer_mutex); |
7cbb105f | 1887 | INIT_LIST_HEAD(&ctx->buffer_meta_list); |
47f3fa63 | 1888 | spin_lock_init(&ctx->buffer_meta_lock); |
9082a7c6 | 1889 | |
186b250a | 1890 | coda_lock(ctx); |
e11f3e6e | 1891 | list_add(&ctx->list, &dev->instances); |
186b250a JM |
1892 | coda_unlock(ctx); |
1893 | ||
186b250a JM |
1894 | v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Created instance %d (%p)\n", |
1895 | ctx->idx, ctx); | |
1896 | ||
1897 | return 0; | |
1898 | ||
f82bc203 | 1899 | err_ctrls_setup: |
14604e3a | 1900 | v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); |
f82bc203 FE |
1901 | err_ctx_init: |
1902 | clk_disable_unprepare(dev->clk_ahb); | |
79830db2 | 1903 | err_clk_ahb: |
f82bc203 | 1904 | clk_disable_unprepare(dev->clk_per); |
79830db2 | 1905 | err_clk_per: |
1e172731 PZ |
1906 | pm_runtime_put_sync(&dev->plat_dev->dev); |
1907 | err_pm_get: | |
186b250a JM |
1908 | v4l2_fh_del(&ctx->fh); |
1909 | v4l2_fh_exit(&ctx->fh); | |
f82bc203 | 1910 | clear_bit(ctx->idx, &dev->instance_mask); |
a7f933a5 | 1911 | err_coda_name_init: |
f82bc203 | 1912 | err_coda_max: |
186b250a JM |
1913 | kfree(ctx); |
1914 | return ret; | |
1915 | } | |
1916 | ||
1917 | static int coda_release(struct file *file) | |
1918 | { | |
1919 | struct coda_dev *dev = video_drvdata(file); | |
1920 | struct coda_ctx *ctx = fh_to_ctx(file->private_data); | |
1921 | ||
1922 | v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Releasing instance %p\n", | |
1923 | ctx); | |
1924 | ||
a22496c6 | 1925 | if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) |
d4bb75f6 PZ |
1926 | coda_bit_stream_end_flag(ctx); |
1927 | ||
918c66fd | 1928 | /* If this instance is running, call .job_abort and wait for it to end */ |
14604e3a | 1929 | v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); |
918c66fd | 1930 | |
e7f3c548 MT |
1931 | if (ctx->vdoa) |
1932 | vdoa_context_destroy(ctx->vdoa); | |
1933 | ||
918c66fd | 1934 | /* In case the instance was not running, we still need to call SEQ_END */ |
5c718bb3 | 1935 | if (ctx->ops->seq_end_work) { |
32b6f206 PZ |
1936 | queue_work(dev->workqueue, &ctx->seq_end_work); |
1937 | flush_work(&ctx->seq_end_work); | |
918c66fd | 1938 | } |
918c66fd | 1939 | |
186b250a | 1940 | coda_lock(ctx); |
e11f3e6e | 1941 | list_del(&ctx->list); |
186b250a JM |
1942 | coda_unlock(ctx); |
1943 | ||
5677e3b0 PZ |
1944 | if (ctx->dev->devtype->product == CODA_DX6) |
1945 | coda_free_aux_buf(dev, &ctx->workbuf); | |
1946 | ||
186b250a | 1947 | v4l2_ctrl_handler_free(&ctx->ctrls); |
186b250a | 1948 | clk_disable_unprepare(dev->clk_ahb); |
f82bc203 | 1949 | clk_disable_unprepare(dev->clk_per); |
1e172731 | 1950 | pm_runtime_put_sync(&dev->plat_dev->dev); |
186b250a JM |
1951 | v4l2_fh_del(&ctx->fh); |
1952 | v4l2_fh_exit(&ctx->fh); | |
e11f3e6e | 1953 | clear_bit(ctx->idx, &dev->instance_mask); |
58b7677d PZ |
1954 | if (ctx->ops->release) |
1955 | ctx->ops->release(ctx); | |
e1519e86 | 1956 | debugfs_remove_recursive(ctx->debugfs_entry); |
186b250a JM |
1957 | kfree(ctx); |
1958 | ||
1959 | return 0; | |
1960 | } | |
1961 | ||
2c11d1bd | 1962 | static const struct v4l2_file_operations coda_fops = { |
121cacf4 | 1963 | .owner = THIS_MODULE, |
2c11d1bd | 1964 | .open = coda_open, |
186b250a | 1965 | .release = coda_release, |
152ea1c8 | 1966 | .poll = v4l2_m2m_fop_poll, |
186b250a | 1967 | .unlocked_ioctl = video_ioctl2, |
152ea1c8 | 1968 | .mmap = v4l2_m2m_fop_mmap, |
186b250a JM |
1969 | }; |
1970 | ||
87048bb4 | 1971 | static int coda_hw_init(struct coda_dev *dev) |
186b250a | 1972 | { |
186b250a JM |
1973 | u32 data; |
1974 | u16 *p; | |
79830db2 FE |
1975 | int i, ret; |
1976 | ||
1977 | ret = clk_prepare_enable(dev->clk_per); | |
1978 | if (ret) | |
1e172731 | 1979 | goto err_clk_per; |
186b250a | 1980 | |
79830db2 FE |
1981 | ret = clk_prepare_enable(dev->clk_ahb); |
1982 | if (ret) | |
1983 | goto err_clk_ahb; | |
186b250a | 1984 | |
8f45284c PZ |
1985 | if (dev->rstc) |
1986 | reset_control_reset(dev->rstc); | |
1987 | ||
186b250a JM |
1988 | /* |
1989 | * Copy the first CODA_ISRAM_SIZE in the internal SRAM. | |
87048bb4 PZ |
1990 | * The 16-bit chars in the code buffer are in memory access |
1991 | * order, re-sort them to CODA order for register download. | |
186b250a JM |
1992 | * Data in this SRAM survives a reboot. |
1993 | */ | |
87048bb4 PZ |
1994 | p = (u16 *)dev->codebuf.vaddr; |
1995 | if (dev->devtype->product == CODA_DX6) { | |
1996 | for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { | |
1997 | data = CODA_DOWN_ADDRESS_SET(i) | | |
1998 | CODA_DOWN_DATA_SET(p[i ^ 1]); | |
1999 | coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); | |
2000 | } | |
2001 | } else { | |
2002 | for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { | |
2003 | data = CODA_DOWN_ADDRESS_SET(i) | | |
2004 | CODA_DOWN_DATA_SET(p[round_down(i, 4) + | |
2005 | 3 - (i % 4)]); | |
2006 | coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); | |
2007 | } | |
186b250a | 2008 | } |
186b250a | 2009 | |
9acf7693 PZ |
2010 | /* Clear registers */ |
2011 | for (i = 0; i < 64; i++) | |
2012 | coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4); | |
2013 | ||
186b250a | 2014 | /* Tell the BIT where to find everything it needs */ |
89548441 PZ |
2015 | if (dev->devtype->product == CODA_960 || |
2016 | dev->devtype->product == CODA_7541) { | |
5677e3b0 PZ |
2017 | coda_write(dev, dev->tempbuf.paddr, |
2018 | CODA_REG_BIT_TEMP_BUF_ADDR); | |
918c66fd | 2019 | coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); |
5677e3b0 PZ |
2020 | } else { |
2021 | coda_write(dev, dev->workbuf.paddr, | |
2022 | CODA_REG_BIT_WORK_BUF_ADDR); | |
2023 | } | |
186b250a JM |
2024 | coda_write(dev, dev->codebuf.paddr, |
2025 | CODA_REG_BIT_CODE_BUF_ADDR); | |
2026 | coda_write(dev, 0, CODA_REG_BIT_CODE_RUN); | |
2027 | ||
2028 | /* Set default values */ | |
2029 | switch (dev->devtype->product) { | |
2030 | case CODA_DX6: | |
f23797b6 PZ |
2031 | coda_write(dev, CODADX6_STREAM_BUF_PIC_FLUSH, |
2032 | CODA_REG_BIT_STREAM_CTRL); | |
186b250a JM |
2033 | break; |
2034 | default: | |
f23797b6 PZ |
2035 | coda_write(dev, CODA7_STREAM_BUF_PIC_FLUSH, |
2036 | CODA_REG_BIT_STREAM_CTRL); | |
186b250a | 2037 | } |
89548441 PZ |
2038 | if (dev->devtype->product == CODA_960) |
2039 | coda_write(dev, 1 << 12, CODA_REG_BIT_FRAME_MEM_CTRL); | |
2040 | else | |
2041 | coda_write(dev, 0, CODA_REG_BIT_FRAME_MEM_CTRL); | |
1043667b PZ |
2042 | |
2043 | if (dev->devtype->product != CODA_DX6) | |
2044 | coda_write(dev, 0, CODA7_REG_BIT_AXI_SRAM_USE); | |
2045 | ||
186b250a JM |
2046 | coda_write(dev, CODA_INT_INTERRUPT_ENABLE, |
2047 | CODA_REG_BIT_INT_ENABLE); | |
2048 | ||
2049 | /* Reset VPU and start processor */ | |
2050 | data = coda_read(dev, CODA_REG_BIT_CODE_RESET); | |
2051 | data |= CODA_REG_RESET_ENABLE; | |
2052 | coda_write(dev, data, CODA_REG_BIT_CODE_RESET); | |
2053 | udelay(10); | |
2054 | data &= ~CODA_REG_RESET_ENABLE; | |
2055 | coda_write(dev, data, CODA_REG_BIT_CODE_RESET); | |
2056 | coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN); | |
2057 | ||
fe7554e6 PZ |
2058 | clk_disable_unprepare(dev->clk_ahb); |
2059 | clk_disable_unprepare(dev->clk_per); | |
2060 | ||
2061 | return 0; | |
2062 | ||
2063 | err_clk_ahb: | |
2064 | clk_disable_unprepare(dev->clk_per); | |
2065 | err_clk_per: | |
2066 | return ret; | |
2067 | } | |
2068 | ||
2c11d1bd | 2069 | static int coda_register_device(struct coda_dev *dev, int i) |
121cacf4 | 2070 | { |
2c11d1bd PZ |
2071 | struct video_device *vfd = &dev->vfd[i]; |
2072 | ||
88ca3af4 | 2073 | if (i >= dev->devtype->num_vdevs) |
2c11d1bd PZ |
2074 | return -EINVAL; |
2075 | ||
bf249daf | 2076 | strlcpy(vfd->name, dev->devtype->vdevs[i]->name, sizeof(vfd->name)); |
2c11d1bd PZ |
2077 | vfd->fops = &coda_fops; |
2078 | vfd->ioctl_ops = &coda_ioctl_ops; | |
121cacf4 PZ |
2079 | vfd->release = video_device_release_empty, |
2080 | vfd->lock = &dev->dev_mutex; | |
2081 | vfd->v4l2_dev = &dev->v4l2_dev; | |
2082 | vfd->vfl_dir = VFL_DIR_M2M; | |
2083 | video_set_drvdata(vfd, dev); | |
2084 | ||
a188a668 PZ |
2085 | /* Not applicable, use the selection API instead */ |
2086 | v4l2_disable_ioctl(vfd, VIDIOC_CROPCAP); | |
2087 | v4l2_disable_ioctl(vfd, VIDIOC_G_CROP); | |
2088 | v4l2_disable_ioctl(vfd, VIDIOC_S_CROP); | |
2089 | ||
121cacf4 PZ |
2090 | return video_register_device(vfd, VFL_TYPE_GRABBER, 0); |
2091 | } | |
2092 | ||
a1a87fa3 PZ |
2093 | static void coda_copy_firmware(struct coda_dev *dev, const u8 * const buf, |
2094 | size_t size) | |
2095 | { | |
2096 | u32 *src = (u32 *)buf; | |
2097 | ||
2098 | /* Check if the firmware has a 16-byte Freescale header, skip it */ | |
2099 | if (buf[0] == 'M' && buf[1] == 'X') | |
2100 | src += 4; | |
2101 | /* | |
2102 | * Check whether the firmware is in native order or pre-reordered for | |
2103 | * memory access. The first instruction opcode always is 0xe40e. | |
2104 | */ | |
2105 | if (__le16_to_cpup((__le16 *)src) == 0xe40e) { | |
2106 | u32 *dst = dev->codebuf.vaddr; | |
2107 | int i; | |
2108 | ||
2109 | /* Firmware in native order, reorder while copying */ | |
2110 | if (dev->devtype->product == CODA_DX6) { | |
2111 | for (i = 0; i < (size - 16) / 4; i++) | |
2112 | dst[i] = (src[i] << 16) | (src[i] >> 16); | |
2113 | } else { | |
2114 | for (i = 0; i < (size - 16) / 4; i += 2) { | |
2115 | dst[i] = (src[i + 1] << 16) | (src[i + 1] >> 16); | |
2116 | dst[i + 1] = (src[i] << 16) | (src[i] >> 16); | |
2117 | } | |
2118 | } | |
2119 | } else { | |
2120 | /* Copy the already reordered firmware image */ | |
2121 | memcpy(dev->codebuf.vaddr, src, size); | |
2122 | } | |
2123 | } | |
2124 | ||
2ac7f08e PZ |
2125 | static void coda_fw_callback(const struct firmware *fw, void *context); |
2126 | ||
2127 | static int coda_firmware_request(struct coda_dev *dev) | |
2128 | { | |
2129 | char *fw = dev->devtype->firmware[dev->firmware]; | |
2130 | ||
2131 | dev_dbg(&dev->plat_dev->dev, "requesting firmware '%s' for %s\n", fw, | |
2132 | coda_product_name(dev->devtype->product)); | |
2133 | ||
2134 | return request_firmware_nowait(THIS_MODULE, true, fw, | |
2135 | &dev->plat_dev->dev, GFP_KERNEL, dev, | |
2136 | coda_fw_callback); | |
2137 | } | |
2138 | ||
186b250a JM |
2139 | static void coda_fw_callback(const struct firmware *fw, void *context) |
2140 | { | |
2141 | struct coda_dev *dev = context; | |
2142 | struct platform_device *pdev = dev->plat_dev; | |
2c11d1bd | 2143 | int i, ret; |
186b250a | 2144 | |
2ac7f08e | 2145 | if (!fw && dev->firmware == 1) { |
186b250a | 2146 | v4l2_err(&dev->v4l2_dev, "firmware request failed\n"); |
c5d28e29 | 2147 | goto put_pm; |
186b250a | 2148 | } |
2ac7f08e PZ |
2149 | if (!fw) { |
2150 | dev->firmware = 1; | |
2151 | coda_firmware_request(dev); | |
2152 | return; | |
2153 | } | |
2154 | if (dev->firmware == 1) { | |
2155 | /* | |
2156 | * Since we can't suppress warnings for failed asynchronous | |
2157 | * firmware requests, report that the fallback firmware was | |
2158 | * found. | |
2159 | */ | |
2160 | dev_info(&pdev->dev, "Using fallback firmware %s\n", | |
2161 | dev->devtype->firmware[dev->firmware]); | |
2162 | } | |
186b250a JM |
2163 | |
2164 | /* allocate auxiliary per-device code buffer for the BIT processor */ | |
f61c0b14 PZ |
2165 | ret = coda_alloc_aux_buf(dev, &dev->codebuf, fw->size, "codebuf", |
2166 | dev->debugfs_root); | |
6ba53b81 | 2167 | if (ret < 0) |
c5d28e29 | 2168 | goto put_pm; |
186b250a | 2169 | |
a1a87fa3 | 2170 | coda_copy_firmware(dev, fw->data, fw->size); |
87048bb4 PZ |
2171 | release_firmware(fw); |
2172 | ||
c5d28e29 UH |
2173 | ret = coda_hw_init(dev); |
2174 | if (ret < 0) { | |
2175 | v4l2_err(&dev->v4l2_dev, "HW initialization failed\n"); | |
2176 | goto put_pm; | |
186b250a JM |
2177 | } |
2178 | ||
c5d28e29 UH |
2179 | ret = coda_check_firmware(dev); |
2180 | if (ret < 0) | |
2181 | goto put_pm; | |
2182 | ||
186b250a JM |
2183 | dev->m2m_dev = v4l2_m2m_init(&coda_m2m_ops); |
2184 | if (IS_ERR(dev->m2m_dev)) { | |
2185 | v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n"); | |
53ddcc68 | 2186 | goto put_pm; |
186b250a JM |
2187 | } |
2188 | ||
2c11d1bd PZ |
2189 | for (i = 0; i < dev->devtype->num_vdevs; i++) { |
2190 | ret = coda_register_device(dev, i); | |
2191 | if (ret) { | |
2192 | v4l2_err(&dev->v4l2_dev, | |
2193 | "Failed to register %s video device: %d\n", | |
2194 | dev->devtype->vdevs[i]->name, ret); | |
2195 | goto rel_vfd; | |
2196 | } | |
121cacf4 PZ |
2197 | } |
2198 | ||
2199 | v4l2_info(&dev->v4l2_dev, "codec registered as /dev/video[%d-%d]\n", | |
2c11d1bd | 2200 | dev->vfd[0].num, dev->vfd[i - 1].num); |
186b250a | 2201 | |
c5d28e29 | 2202 | pm_runtime_put_sync(&pdev->dev); |
186b250a JM |
2203 | return; |
2204 | ||
2c11d1bd PZ |
2205 | rel_vfd: |
2206 | while (--i >= 0) | |
2207 | video_unregister_device(&dev->vfd[i]); | |
186b250a | 2208 | v4l2_m2m_release(dev->m2m_dev); |
c5d28e29 UH |
2209 | put_pm: |
2210 | pm_runtime_put_sync(&pdev->dev); | |
186b250a JM |
2211 | } |
2212 | ||
186b250a JM |
2213 | enum coda_platform { |
2214 | CODA_IMX27, | |
df1e74cc | 2215 | CODA_IMX53, |
89548441 PZ |
2216 | CODA_IMX6Q, |
2217 | CODA_IMX6DL, | |
186b250a JM |
2218 | }; |
2219 | ||
c06d8752 | 2220 | static const struct coda_devtype coda_devdata[] = { |
186b250a | 2221 | [CODA_IMX27] = { |
2ac7f08e PZ |
2222 | .firmware = { |
2223 | "vpu_fw_imx27_TO2.bin", | |
8af7779f | 2224 | "vpu/vpu_fw_imx27_TO2.bin", |
2ac7f08e PZ |
2225 | "v4l-codadx6-imx27.bin" |
2226 | }, | |
e5b0d1c6 PZ |
2227 | .product = CODA_DX6, |
2228 | .codecs = codadx6_codecs, | |
2229 | .num_codecs = ARRAY_SIZE(codadx6_codecs), | |
2c11d1bd PZ |
2230 | .vdevs = codadx6_video_devices, |
2231 | .num_vdevs = ARRAY_SIZE(codadx6_video_devices), | |
e5b0d1c6 | 2232 | .workbuf_size = 288 * 1024 + FMO_SLICE_SAVE_BUF_SIZE * 8 * 1024, |
401e972f | 2233 | .iram_size = 0xb000, |
186b250a | 2234 | }, |
df1e74cc | 2235 | [CODA_IMX53] = { |
2ac7f08e PZ |
2236 | .firmware = { |
2237 | "vpu_fw_imx53.bin", | |
8af7779f | 2238 | "vpu/vpu_fw_imx53.bin", |
2ac7f08e PZ |
2239 | "v4l-coda7541-imx53.bin" |
2240 | }, | |
e5b0d1c6 PZ |
2241 | .product = CODA_7541, |
2242 | .codecs = coda7_codecs, | |
2243 | .num_codecs = ARRAY_SIZE(coda7_codecs), | |
2c11d1bd PZ |
2244 | .vdevs = coda7_video_devices, |
2245 | .num_vdevs = ARRAY_SIZE(coda7_video_devices), | |
e5b0d1c6 | 2246 | .workbuf_size = 128 * 1024, |
5d73fad1 | 2247 | .tempbuf_size = 304 * 1024, |
401e972f | 2248 | .iram_size = 0x14000, |
df1e74cc | 2249 | }, |
89548441 | 2250 | [CODA_IMX6Q] = { |
2ac7f08e PZ |
2251 | .firmware = { |
2252 | "vpu_fw_imx6q.bin", | |
8af7779f | 2253 | "vpu/vpu_fw_imx6q.bin", |
2ac7f08e PZ |
2254 | "v4l-coda960-imx6q.bin" |
2255 | }, | |
e5b0d1c6 PZ |
2256 | .product = CODA_960, |
2257 | .codecs = coda9_codecs, | |
2258 | .num_codecs = ARRAY_SIZE(coda9_codecs), | |
2c11d1bd PZ |
2259 | .vdevs = coda9_video_devices, |
2260 | .num_vdevs = ARRAY_SIZE(coda9_video_devices), | |
e5b0d1c6 | 2261 | .workbuf_size = 80 * 1024, |
5d73fad1 | 2262 | .tempbuf_size = 204 * 1024, |
401e972f | 2263 | .iram_size = 0x21000, |
89548441 PZ |
2264 | }, |
2265 | [CODA_IMX6DL] = { | |
2ac7f08e PZ |
2266 | .firmware = { |
2267 | "vpu_fw_imx6d.bin", | |
8af7779f | 2268 | "vpu/vpu_fw_imx6d.bin", |
2ac7f08e PZ |
2269 | "v4l-coda960-imx6dl.bin" |
2270 | }, | |
e5b0d1c6 PZ |
2271 | .product = CODA_960, |
2272 | .codecs = coda9_codecs, | |
2273 | .num_codecs = ARRAY_SIZE(coda9_codecs), | |
2c11d1bd PZ |
2274 | .vdevs = coda9_video_devices, |
2275 | .num_vdevs = ARRAY_SIZE(coda9_video_devices), | |
e5b0d1c6 | 2276 | .workbuf_size = 80 * 1024, |
5d73fad1 | 2277 | .tempbuf_size = 204 * 1024, |
401e972f | 2278 | .iram_size = 0x20000, |
89548441 | 2279 | }, |
186b250a JM |
2280 | }; |
2281 | ||
2282 | static struct platform_device_id coda_platform_ids[] = { | |
2283 | { .name = "coda-imx27", .driver_data = CODA_IMX27 }, | |
2284 | { /* sentinel */ } | |
2285 | }; | |
2286 | MODULE_DEVICE_TABLE(platform, coda_platform_ids); | |
2287 | ||
2288 | #ifdef CONFIG_OF | |
2289 | static const struct of_device_id coda_dt_ids[] = { | |
7b0dd9e6 | 2290 | { .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] }, |
df1e74cc | 2291 | { .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] }, |
89548441 PZ |
2292 | { .compatible = "fsl,imx6q-vpu", .data = &coda_devdata[CODA_IMX6Q] }, |
2293 | { .compatible = "fsl,imx6dl-vpu", .data = &coda_devdata[CODA_IMX6DL] }, | |
186b250a JM |
2294 | { /* sentinel */ } |
2295 | }; | |
2296 | MODULE_DEVICE_TABLE(of, coda_dt_ids); | |
2297 | #endif | |
2298 | ||
4c62e976 | 2299 | static int coda_probe(struct platform_device *pdev) |
186b250a JM |
2300 | { |
2301 | const struct of_device_id *of_id = | |
2302 | of_match_device(of_match_ptr(coda_dt_ids), &pdev->dev); | |
2303 | const struct platform_device_id *pdev_id; | |
657eee7d PZ |
2304 | struct coda_platform_data *pdata = pdev->dev.platform_data; |
2305 | struct device_node *np = pdev->dev.of_node; | |
2306 | struct gen_pool *pool; | |
186b250a JM |
2307 | struct coda_dev *dev; |
2308 | struct resource *res; | |
2309 | int ret, irq; | |
2310 | ||
f23797b6 | 2311 | dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); |
6da999d9 | 2312 | if (!dev) |
186b250a | 2313 | return -ENOMEM; |
186b250a | 2314 | |
b2f91ae3 PZ |
2315 | pdev_id = of_id ? of_id->data : platform_get_device_id(pdev); |
2316 | ||
bc717d5e | 2317 | if (of_id) |
b2f91ae3 | 2318 | dev->devtype = of_id->data; |
bc717d5e | 2319 | else if (pdev_id) |
b2f91ae3 | 2320 | dev->devtype = &coda_devdata[pdev_id->driver_data]; |
bc717d5e PZ |
2321 | else |
2322 | return -EINVAL; | |
186b250a JM |
2323 | |
2324 | spin_lock_init(&dev->irqlock); | |
e11f3e6e | 2325 | INIT_LIST_HEAD(&dev->instances); |
186b250a JM |
2326 | |
2327 | dev->plat_dev = pdev; | |
2328 | dev->clk_per = devm_clk_get(&pdev->dev, "per"); | |
2329 | if (IS_ERR(dev->clk_per)) { | |
2330 | dev_err(&pdev->dev, "Could not get per clock\n"); | |
2331 | return PTR_ERR(dev->clk_per); | |
2332 | } | |
2333 | ||
2334 | dev->clk_ahb = devm_clk_get(&pdev->dev, "ahb"); | |
2335 | if (IS_ERR(dev->clk_ahb)) { | |
2336 | dev_err(&pdev->dev, "Could not get ahb clock\n"); | |
2337 | return PTR_ERR(dev->clk_ahb); | |
2338 | } | |
2339 | ||
2340 | /* Get memory for physical registers */ | |
2341 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
611cbbfe PZ |
2342 | dev->regs_base = devm_ioremap_resource(&pdev->dev, res); |
2343 | if (IS_ERR(dev->regs_base)) | |
2344 | return PTR_ERR(dev->regs_base); | |
186b250a JM |
2345 | |
2346 | /* IRQ */ | |
540b72e4 PZ |
2347 | irq = platform_get_irq_byname(pdev, "bit"); |
2348 | if (irq < 0) | |
2349 | irq = platform_get_irq(pdev, 0); | |
186b250a JM |
2350 | if (irq < 0) { |
2351 | dev_err(&pdev->dev, "failed to get irq resource\n"); | |
7d37743a | 2352 | return irq; |
186b250a JM |
2353 | } |
2354 | ||
08c8d14e FE |
2355 | ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, coda_irq_handler, |
2356 | IRQF_ONESHOT, dev_name(&pdev->dev), dev); | |
2357 | if (ret < 0) { | |
2358 | dev_err(&pdev->dev, "failed to request irq: %d\n", ret); | |
2359 | return ret; | |
186b250a JM |
2360 | } |
2361 | ||
ee27aa90 | 2362 | dev->rstc = devm_reset_control_get_optional(&pdev->dev, NULL); |
8f45284c PZ |
2363 | if (IS_ERR(dev->rstc)) { |
2364 | ret = PTR_ERR(dev->rstc); | |
84345a23 | 2365 | if (ret == -ENOENT || ret == -ENOTSUPP) { |
8f45284c PZ |
2366 | dev->rstc = NULL; |
2367 | } else { | |
f23797b6 PZ |
2368 | dev_err(&pdev->dev, "failed get reset control: %d\n", |
2369 | ret); | |
8f45284c PZ |
2370 | return ret; |
2371 | } | |
2372 | } | |
2373 | ||
657eee7d | 2374 | /* Get IRAM pool from device tree or platform data */ |
abdd4a70 | 2375 | pool = of_gen_pool_get(np, "iram", 0); |
657eee7d | 2376 | if (!pool && pdata) |
73858173 | 2377 | pool = gen_pool_get(pdata->iram_dev, NULL); |
657eee7d PZ |
2378 | if (!pool) { |
2379 | dev_err(&pdev->dev, "iram pool not available\n"); | |
2380 | return -ENOMEM; | |
2381 | } | |
2382 | dev->iram_pool = pool; | |
2383 | ||
e7f3c548 MT |
2384 | /* Get vdoa_data if supported by the platform */ |
2385 | dev->vdoa = coda_get_vdoa_data(); | |
2386 | if (PTR_ERR(dev->vdoa) == -EPROBE_DEFER) | |
2387 | return -EPROBE_DEFER; | |
2388 | ||
186b250a JM |
2389 | ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); |
2390 | if (ret) | |
2391 | return ret; | |
2392 | ||
2393 | mutex_init(&dev->dev_mutex); | |
fcb62825 | 2394 | mutex_init(&dev->coda_mutex); |
186b250a | 2395 | |
f61c0b14 PZ |
2396 | dev->debugfs_root = debugfs_create_dir("coda", NULL); |
2397 | if (!dev->debugfs_root) | |
2398 | dev_warn(&pdev->dev, "failed to create debugfs root\n"); | |
2399 | ||
186b250a | 2400 | /* allocate auxiliary per-device buffers for the BIT processor */ |
5d73fad1 | 2401 | if (dev->devtype->product == CODA_DX6) { |
5677e3b0 | 2402 | ret = coda_alloc_aux_buf(dev, &dev->workbuf, |
e5b0d1c6 | 2403 | dev->devtype->workbuf_size, "workbuf", |
f61c0b14 | 2404 | dev->debugfs_root); |
6ba53b81 | 2405 | if (ret < 0) |
b7bd660a | 2406 | goto err_v4l2_register; |
186b250a | 2407 | } |
5d73fad1 PZ |
2408 | |
2409 | if (dev->devtype->tempbuf_size) { | |
5677e3b0 | 2410 | ret = coda_alloc_aux_buf(dev, &dev->tempbuf, |
5d73fad1 | 2411 | dev->devtype->tempbuf_size, "tempbuf", |
f61c0b14 | 2412 | dev->debugfs_root); |
6ba53b81 | 2413 | if (ret < 0) |
b7bd660a | 2414 | goto err_v4l2_register; |
186b250a JM |
2415 | } |
2416 | ||
401e972f | 2417 | dev->iram.size = dev->devtype->iram_size; |
b313bcc9 PZ |
2418 | dev->iram.vaddr = gen_pool_dma_alloc(dev->iram_pool, dev->iram.size, |
2419 | &dev->iram.paddr); | |
2420 | if (!dev->iram.vaddr) { | |
8be31c89 PZ |
2421 | dev_warn(&pdev->dev, "unable to alloc iram\n"); |
2422 | } else { | |
811a6934 | 2423 | memset(dev->iram.vaddr, 0, dev->iram.size); |
8be31c89 PZ |
2424 | dev->iram.blob.data = dev->iram.vaddr; |
2425 | dev->iram.blob.size = dev->iram.size; | |
2426 | dev->iram.dentry = debugfs_create_blob("iram", 0644, | |
2427 | dev->debugfs_root, | |
2428 | &dev->iram.blob); | |
1043667b PZ |
2429 | } |
2430 | ||
32b6f206 PZ |
2431 | dev->workqueue = alloc_workqueue("coda", WQ_UNBOUND | WQ_MEM_RECLAIM, 1); |
2432 | if (!dev->workqueue) { | |
2433 | dev_err(&pdev->dev, "unable to alloc workqueue\n"); | |
74d08d55 FE |
2434 | ret = -ENOMEM; |
2435 | goto err_v4l2_register; | |
32b6f206 PZ |
2436 | } |
2437 | ||
186b250a JM |
2438 | platform_set_drvdata(pdev, dev); |
2439 | ||
c5d28e29 UH |
2440 | /* |
2441 | * Start activated so we can directly call coda_hw_init in | |
e243c7c1 | 2442 | * coda_fw_callback regardless of whether CONFIG_PM is |
c5d28e29 UH |
2443 | * enabled or whether the device is associated with a PM domain. |
2444 | */ | |
2445 | pm_runtime_get_noresume(&pdev->dev); | |
2446 | pm_runtime_set_active(&pdev->dev); | |
1e172731 PZ |
2447 | pm_runtime_enable(&pdev->dev); |
2448 | ||
c762ff1f FE |
2449 | ret = coda_firmware_request(dev); |
2450 | if (ret) | |
2451 | goto err_alloc_workqueue; | |
2452 | return 0; | |
b7bd660a | 2453 | |
c762ff1f FE |
2454 | err_alloc_workqueue: |
2455 | destroy_workqueue(dev->workqueue); | |
b7bd660a FE |
2456 | err_v4l2_register: |
2457 | v4l2_device_unregister(&dev->v4l2_dev); | |
2458 | return ret; | |
186b250a JM |
2459 | } |
2460 | ||
2461 | static int coda_remove(struct platform_device *pdev) | |
2462 | { | |
2463 | struct coda_dev *dev = platform_get_drvdata(pdev); | |
2c11d1bd | 2464 | int i; |
186b250a | 2465 | |
2c11d1bd PZ |
2466 | for (i = 0; i < ARRAY_SIZE(dev->vfd); i++) { |
2467 | if (video_get_drvdata(&dev->vfd[i])) | |
2468 | video_unregister_device(&dev->vfd[i]); | |
2469 | } | |
186b250a JM |
2470 | if (dev->m2m_dev) |
2471 | v4l2_m2m_release(dev->m2m_dev); | |
1e172731 | 2472 | pm_runtime_disable(&pdev->dev); |
186b250a | 2473 | v4l2_device_unregister(&dev->v4l2_dev); |
32b6f206 | 2474 | destroy_workqueue(dev->workqueue); |
b313bcc9 PZ |
2475 | if (dev->iram.vaddr) |
2476 | gen_pool_free(dev->iram_pool, (unsigned long)dev->iram.vaddr, | |
2477 | dev->iram.size); | |
5677e3b0 PZ |
2478 | coda_free_aux_buf(dev, &dev->codebuf); |
2479 | coda_free_aux_buf(dev, &dev->tempbuf); | |
2480 | coda_free_aux_buf(dev, &dev->workbuf); | |
f61c0b14 | 2481 | debugfs_remove_recursive(dev->debugfs_root); |
186b250a JM |
2482 | return 0; |
2483 | } | |
2484 | ||
e243c7c1 | 2485 | #ifdef CONFIG_PM |
1e172731 PZ |
2486 | static int coda_runtime_resume(struct device *dev) |
2487 | { | |
2488 | struct coda_dev *cdev = dev_get_drvdata(dev); | |
2489 | int ret = 0; | |
2490 | ||
65919e6b | 2491 | if (dev->pm_domain && cdev->codebuf.vaddr) { |
1e172731 PZ |
2492 | ret = coda_hw_init(cdev); |
2493 | if (ret) | |
2494 | v4l2_err(&cdev->v4l2_dev, "HW initialization failed\n"); | |
2495 | } | |
2496 | ||
2497 | return ret; | |
2498 | } | |
2499 | #endif | |
2500 | ||
2501 | static const struct dev_pm_ops coda_pm_ops = { | |
2502 | SET_RUNTIME_PM_OPS(NULL, coda_runtime_resume, NULL) | |
2503 | }; | |
2504 | ||
186b250a JM |
2505 | static struct platform_driver coda_driver = { |
2506 | .probe = coda_probe, | |
4c62e976 | 2507 | .remove = coda_remove, |
186b250a JM |
2508 | .driver = { |
2509 | .name = CODA_NAME, | |
186b250a | 2510 | .of_match_table = of_match_ptr(coda_dt_ids), |
1e172731 | 2511 | .pm = &coda_pm_ops, |
186b250a JM |
2512 | }, |
2513 | .id_table = coda_platform_ids, | |
2514 | }; | |
2515 | ||
2516 | module_platform_driver(coda_driver); | |
2517 | ||
2518 | MODULE_LICENSE("GPL"); | |
2519 | MODULE_AUTHOR("Javier Martin <javier.martin@vista-silicon.com>"); | |
2520 | MODULE_DESCRIPTION("Coda multi-standard codec V4L2 driver"); |