Lines Matching +full:codec +full:- +full:1
1 // SPDX-License-Identifier: GPL-2.0-or-later
15 /* codec io API */
28 * Local hardware I/O functions: read/write via codec layer
36 struct zoran *zr = videocodec_to_zoran(ptr->codec);
39 if (ptr->codec->master_data->readreg)
40 value = (ptr->codec->master_data->readreg(ptr->codec, reg)) & 0xFF;
42 zrdev_err(zr, "%s: invalid I/O setup, nothing read!\n", ptr->name);
44 zrdev_dbg(zr, "%s: reading from 0x%04x: %02x\n", ptr->name, reg, value);
51 struct zoran *zr = videocodec_to_zoran(ptr->codec);
53 zrdev_dbg(zr, "%s: writing 0x%02x to 0x%04x\n", ptr->name, value, reg);
56 if (ptr->codec->master_data->writereg)
57 ptr->codec->master_data->writereg(ptr->codec, reg, value);
59 zrdev_err(zr, "%s: invalid I/O setup, nothing written!\n", ptr->name);
65 * the 016 supports auto-addr-increment, but
71 struct zoran *zr = videocodec_to_zoran(ptr->codec);
74 if ((ptr->codec->master_data->writereg) && (ptr->codec->master_data->readreg)) {
75 ptr->codec->master_data->writereg(ptr->codec, ZR016_IADDR, reg & 0x0F);
76 value = (ptr->codec->master_data->readreg(ptr->codec, ZR016_IDATA)) & 0xFF;
78 zrdev_err(zr, "%s: invalid I/O setup, nothing read (i)!\n", ptr->name);
82 ptr->name, reg, value);
88 struct zoran *zr = videocodec_to_zoran(ptr->codec);
90 zrdev_dbg(zr, "%s: writing indirect 0x%02x to 0x%04x\n", ptr->name,
94 if (ptr->codec->master_data->writereg) {
95 ptr->codec->master_data->writereg(ptr->codec, ZR016_IADDR, reg & 0x0F);
96 ptr->codec->master_data->writereg(ptr->codec, ZR016_IDATA, value & 0x0FF);
98 zrdev_err(zr, "%s: invalid I/O setup, nothing written (i)!\n", ptr->name);
107 ptr->version = zr36016_read(ptr, 0) >> 4;
108 return ptr->version;
113 * to/from PAX-Lo register
118 struct zoran *zr = videocodec_to_zoran(ptr->codec);
124 zrdev_dbg(zr, "%s: registers: ", ptr->name);
133 zrdev_err(zr, "%s: attach failed, can't connect to vfe processor!\n", ptr->name);
134 return -ENXIO;
138 zrdev_err(zr, "%s: attach failed, can't connect to vfe processor!\n", ptr->name);
139 return -ENXIO;
141 // we allow version numbers from 0-3, should be enough, though
143 if (ptr->version & 0x0c) {
144 zrdev_err(zr, "%s: attach failed, suspicious version %d found...\n", ptr->name,
145 ptr->version);
146 return -ENXIO;
162 (ptr->mode == CODEC_DO_COMPRESSION ?
167 (ptr->xdec ? (ZR016_HRFL | ZR016_HORZ) : 0) |
168 (ptr->ydec ? ZR016_VERT : 0) | ZR016_CNTI);
173 zr36016_writei(ptr, ZR016I_PAX_HI, ptr->width >> 8);
174 zr36016_writei(ptr, ZR016I_PAX_LO, ptr->width & 0xFF);
175 zr36016_writei(ptr, ZR016I_PAY_HI, ptr->height >> 8);
176 zr36016_writei(ptr, ZR016I_PAY_LO, ptr->height & 0xFF);
177 zr36016_writei(ptr, ZR016I_NAX_HI, ptr->xoff >> 8);
178 zr36016_writei(ptr, ZR016I_NAX_LO, ptr->xoff & 0xFF);
179 zr36016_writei(ptr, ZR016I_NAY_HI, ptr->yoff >> 8);
180 zr36016_writei(ptr, ZR016I_NAY_LO, ptr->yoff & 0xFF);
183 zr36016_write(ptr, ZR016_GOSTOP, 1);
187 * CODEC API FUNCTIONS
193 * set compression/expansion mode and launches codec -
196 static int zr36016_set_mode(struct videocodec *codec, int mode)
198 struct zr36016 *ptr = (struct zr36016 *)codec->data;
199 struct zoran *zr = videocodec_to_zoran(codec);
201 zrdev_dbg(zr, "%s: set_mode %d call\n", ptr->name, mode);
204 return -EINVAL;
206 ptr->mode = mode;
213 static int zr36016_set_video(struct videocodec *codec, const struct tvnorm *norm,
216 struct zr36016 *ptr = (struct zr36016 *)codec->data;
217 struct zoran *zr = videocodec_to_zoran(codec);
220 ptr->name, norm->h_start, norm->v_start,
221 cap->x, cap->y, cap->width, cap->height,
222 cap->decimation);
225 * if () return -EINVAL;
226 * trust the master driver that it knows what it does - so
229 ptr->width = cap->width;
230 ptr->height = cap->height;
235 * some good reason why h_start is 0 instead of 1, so I'm
239 ptr->xoff = (norm->h_start ? norm->h_start : 1) + cap->x;
242 * v_start too high will cause the codec to 'not work'. I
246 ptr->yoff = norm->v_start + cap->y;
248 ptr->xdec = ((cap->decimation & 0xff) == 1) ? 0 : 1;
249 ptr->ydec = (((cap->decimation >> 8) & 0xff) == 1) ? 0 : 1;
255 static int zr36016_control(struct videocodec *codec, int type, int size, void *data)
257 struct zr36016 *ptr = (struct zr36016 *)codec->data;
258 struct zoran *zr = videocodec_to_zoran(codec);
262 ptr->name, type, size);
265 case CODEC_G_STATUS: /* get last status - we don't know it ... */
267 return -EFAULT;
273 return -EFAULT;
279 return -EFAULT;
281 return -EINVAL;
291 return -ENXIO;
294 return -EINVAL;
306 static int zr36016_unset(struct videocodec *codec)
308 struct zr36016 *ptr = codec->data;
309 struct zoran *zr = videocodec_to_zoran(codec);
312 /* do wee need some codec deinit here, too ???? */
314 zrdev_dbg(zr, "%s: finished codec #%d\n", ptr->name, ptr->num);
316 codec->data = NULL;
318 zr36016_codecs--;
322 return -EFAULT;
334 static int zr36016_setup(struct videocodec *codec)
337 struct zoran *zr = videocodec_to_zoran(codec);
344 return -ENOSPC;
348 codec->data = ptr;
350 return -ENOMEM;
352 snprintf(ptr->name, sizeof(ptr->name), "zr36016[%d]", zr36016_codecs);
353 ptr->num = zr36016_codecs++;
354 ptr->codec = codec;
359 zr36016_unset(codec);
363 ptr->mode = CODEC_DO_COMPRESSION;
364 ptr->width = 768;
365 ptr->height = 288;
366 ptr->xdec = 1;
367 ptr->ydec = 0;
370 zrdev_dbg(zr, "%s: codec v%d attached and running\n",
371 ptr->name, ptr->version);
402 pr_debug("zr36016: something's wrong - %d codecs left somehow.\n",