Lines Matching refs:dpcm
25 #include <sound/soc-dpcm.h>
113 struct snd_pcm_hw_params *params = &fe->dpcm[stream].hw_params;
114 struct snd_soc_dpcm *dpcm;
123 dpcm_state_string(fe->dpcm[stream].state));
125 if ((fe->dpcm[stream].state >= SND_SOC_DPCM_STATE_HW_PARAMS) &&
126 (fe->dpcm[stream].state <= SND_SOC_DPCM_STATE_STOP))
137 if (list_empty(&fe->dpcm[stream].be_clients)) {
143 for_each_dpcm_be(fe, stream, dpcm) {
144 struct snd_soc_pcm_runtime *be = dpcm->be;
145 params = &be->dpcm[stream].hw_params;
152 dpcm_state_string(be->dpcm[stream].state));
154 if ((be->dpcm[stream].state >= SND_SOC_DPCM_STATE_HW_PARAMS) &&
155 (be->dpcm[stream].state <= SND_SOC_DPCM_STATE_STOP))
220 static void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm, int stream)
224 name = kasprintf(GFP_KERNEL, "%s:%s", dpcm->be->dai_link->name,
227 dpcm->debugfs_state = debugfs_create_dir(
228 name, dpcm->fe->debugfs_dpcm_root);
229 debugfs_create_u32("state", 0644, dpcm->debugfs_state,
230 &dpcm->state);
235 static void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm)
237 debugfs_remove_recursive(dpcm->debugfs_state);
241 static inline void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm,
246 static inline void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm)
264 if (state == SND_SOC_DPCM_UPDATE_NO && fe->dpcm[stream].trigger_pending) {
266 fe->dpcm[stream].trigger_pending - 1);
267 fe->dpcm[stream].trigger_pending = 0;
269 fe->dpcm[stream].runtime_update = state;
276 be->dpcm[stream].runtime_update = state;
349 struct snd_soc_dpcm *dpcm;
353 for_each_dpcm_be(fe, dir, dpcm) {
355 struct snd_soc_pcm_runtime *be = dpcm->be;
361 (be->dpcm[dir].users >= 1))
1228 struct snd_soc_dpcm *dpcm;
1233 for_each_dpcm_be(fe, stream, dpcm) {
1234 if (dpcm->be == be && dpcm->fe == fe)
1251 dpcm = kzalloc(sizeof(struct snd_soc_dpcm), GFP_KERNEL);
1252 if (!dpcm)
1255 dpcm->be = be;
1256 dpcm->fe = fe;
1257 dpcm->state = SND_SOC_DPCM_LINK_STATE_NEW;
1259 list_add(&dpcm->list_be, &fe->dpcm[stream].be_clients);
1260 list_add(&dpcm->list_fe, &be->dpcm[stream].fe_clients);
1267 dpcm_create_debugfs_state(dpcm, stream);
1276 struct snd_soc_dpcm *dpcm;
1280 if (!be->dpcm[stream].users)
1287 for_each_dpcm_fe(be, stream, dpcm) {
1288 if (dpcm->fe == fe)
1293 dpcm->fe->dai_link->name,
1294 stream ? "<-" : "->", dpcm->be->dai_link->name);
1296 fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, stream);
1305 struct snd_soc_dpcm *dpcm, *d;
1311 for_each_dpcm_be_safe(fe, stream, dpcm, d) {
1314 dpcm->be->dai_link->name);
1316 if (dpcm->state != SND_SOC_DPCM_LINK_STATE_FREE)
1321 stream ? "<-" : "->", dpcm->be->dai_link->name);
1324 dpcm_be_reparent(fe, dpcm->be, stream);
1326 list_del(&dpcm->list_be);
1327 list_move(&dpcm->list_fe, &deleted_dpcms);
1332 dpcm = list_first_entry(&deleted_dpcms, struct snd_soc_dpcm,
1334 list_del(&dpcm->list_fe);
1335 dpcm_remove_debugfs_state(dpcm);
1336 kfree(dpcm);
1440 static bool dpcm_be_is_active(struct snd_soc_dpcm *dpcm, int stream,
1447 for_each_rtd_dais(dpcm->be, i, dai) {
1464 struct snd_soc_dpcm *dpcm;
1468 for_each_dpcm_be(fe, stream, dpcm) {
1469 if (dpcm_be_is_active(dpcm, stream, *list_))
1474 dpcm->be->dai_link->name, fe->dai_link->name);
1475 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
1476 dpcm_set_be_update_state(dpcm->be, stream, SND_SOC_DPCM_UPDATE_BE);
1528 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_NEW) &&
1529 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_CLOSE))
1565 struct snd_soc_dpcm *dpcm;
1567 for_each_dpcm_be(fe, stream, dpcm)
1568 dpcm_set_be_update_state(dpcm->be, stream, SND_SOC_DPCM_UPDATE_NO);
1574 struct snd_soc_dpcm *dpcm;
1577 for_each_dpcm_be(fe, stream, dpcm) {
1578 struct snd_soc_pcm_runtime *be = dpcm->be;
1582 if (dpcm == last)
1589 if (be->dpcm[stream].users == 0) {
1592 be->dpcm[stream].state);
1596 if (--be->dpcm[stream].users != 0)
1599 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) {
1603 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) {
1605 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
1611 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE;
1619 struct snd_soc_dpcm *dpcm;
1623 for_each_dpcm_be(fe, stream, dpcm) {
1626 be = dpcm->be;
1639 /* first time the dpcm is open ? */
1640 if (be->dpcm[stream].users == DPCM_MAX_BE_USERS) {
1643 be->dpcm[stream].state);
1647 if (be->dpcm[stream].users++ != 0)
1650 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_NEW) &&
1651 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_CLOSE))
1660 be->dpcm[stream].users--;
1661 if (be->dpcm[stream].users < 0)
1664 be->dpcm[stream].state);
1666 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE;
1669 be->dpcm[stream].be_start = 0;
1670 be->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN;
1677 dpcm_be_dai_startup_rollback(fe, stream, dpcm);
1721 struct snd_soc_dpcm *dpcm;
1733 for_each_dpcm_be(fe, stream, dpcm) {
1734 struct snd_soc_pcm_runtime *be = dpcm->be;
1758 struct snd_soc_dpcm *dpcm;
1769 for_each_dpcm_be(fe, stream, dpcm) {
1770 struct snd_soc_pcm_runtime *be = dpcm->be;
1806 struct snd_soc_dpcm *dpcm;
1817 for_each_dpcm_be(fe, stream, dpcm) {
1818 struct snd_soc_pcm_runtime *be = dpcm->be;
1841 struct snd_soc_dpcm *dpcm;
1858 for_each_dpcm_be(fe, stream, dpcm) {
1859 struct snd_soc_pcm_runtime *be = dpcm->be;
1904 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN;
1943 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE;
1950 struct snd_soc_dpcm *dpcm;
1954 for_each_dpcm_be(fe, stream, dpcm) {
1956 struct snd_soc_pcm_runtime *be = dpcm->be;
1969 if (be->dpcm[stream].users > 1)
1972 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
1973 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) &&
1974 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) &&
1975 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED) &&
1976 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
1977 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND))
1985 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
2006 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
2017 struct snd_soc_dpcm *dpcm;
2020 for_each_dpcm_be(fe, stream, dpcm) {
2023 be = dpcm->be;
2030 /* copy params for each dpcm */
2031 memcpy(&hw_params, &fe->dpcm[stream].hw_params,
2040 memcpy(&be->dpcm[stream].hw_params, &hw_params,
2047 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) &&
2048 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
2049 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE))
2059 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_PARAMS;
2068 for_each_dpcm_be_rollback(fe, stream, dpcm) {
2069 be = dpcm->be;
2079 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) &&
2080 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
2081 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) &&
2082 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP))
2100 memcpy(&fe->dpcm[stream].hw_params, params,
2115 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_PARAMS;
2129 struct snd_soc_dpcm *dpcm;
2133 for_each_dpcm_be(fe, stream, dpcm) {
2136 be = dpcm->be;
2150 if (!be->dpcm[stream].be_start &&
2151 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) &&
2152 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
2153 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
2156 be->dpcm[stream].be_start++;
2157 if (be->dpcm[stream].be_start != 1)
2160 if (be->dpcm[stream].state == SND_SOC_DPCM_STATE_PAUSED)
2167 be->dpcm[stream].be_start--;
2171 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START;
2174 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND))
2177 be->dpcm[stream].be_start++;
2178 if (be->dpcm[stream].be_start != 1)
2183 be->dpcm[stream].be_start--;
2187 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START;
2190 if (!be->dpcm[stream].be_start &&
2191 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) &&
2192 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
2195 fe->dpcm[stream].fe_pause = false;
2196 be->dpcm[stream].be_pause--;
2198 be->dpcm[stream].be_start++;
2199 if (be->dpcm[stream].be_start != 1)
2204 be->dpcm[stream].be_start--;
2208 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START;
2211 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) &&
2212 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
2215 if (be->dpcm[stream].state == SND_SOC_DPCM_STATE_START)
2216 be->dpcm[stream].be_start--;
2218 if (be->dpcm[stream].be_start != 0)
2222 if (fe->dpcm[stream].fe_pause) {
2224 fe->dpcm[stream].fe_pause = false;
2225 be->dpcm[stream].be_pause--;
2228 if (be->dpcm[stream].be_pause != 0)
2234 if (be->dpcm[stream].state == SND_SOC_DPCM_STATE_START)
2235 be->dpcm[stream].be_start++;
2237 fe->dpcm[stream].fe_pause = true;
2238 be->dpcm[stream].be_pause++;
2243 if (be->dpcm[stream].be_pause != 0)
2244 be->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED;
2246 be->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP;
2250 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START)
2253 be->dpcm[stream].be_start--;
2254 if (be->dpcm[stream].be_start != 0)
2259 be->dpcm[stream].be_start++;
2263 be->dpcm[stream].state = SND_SOC_DPCM_STATE_SUSPEND;
2266 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START)
2269 fe->dpcm[stream].fe_pause = true;
2270 be->dpcm[stream].be_pause++;
2272 be->dpcm[stream].be_start--;
2273 if (be->dpcm[stream].be_start != 0)
2278 be->dpcm[stream].be_start++;
2282 be->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED;
2333 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;
2397 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_START;
2401 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP;
2404 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED;
2409 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;
2421 if (fe->dpcm[stream].runtime_update != SND_SOC_DPCM_UPDATE_NO) {
2422 fe->dpcm[stream].trigger_pending = cmd + 1;
2432 struct snd_soc_dpcm *dpcm;
2435 for_each_dpcm_be(fe, stream, dpcm) {
2437 struct snd_soc_pcm_runtime *be = dpcm->be;
2448 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
2449 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
2450 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND) &&
2451 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
2461 be->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
2479 if (list_empty(&fe->dpcm[stream].be_clients)) {
2498 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
2544 struct snd_soc_dpcm *dpcm;
2552 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_HW_FREE ||
2553 fe->dpcm[stream].state == SND_SOC_DPCM_STATE_CLOSE) {
2555 fe->dai_link->name, fe->dpcm[stream].state);
2566 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_OPEN)
2574 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_HW_PARAMS)
2585 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_PREPARE ||
2586 fe->dpcm[stream].state == SND_SOC_DPCM_STATE_STOP)
2615 for_each_dpcm_be(fe, stream, dpcm) {
2616 struct snd_soc_pcm_runtime *be = dpcm->be;
2622 if (be->dpcm[stream].state == SND_SOC_DPCM_STATE_CLOSE ||
2623 be->dpcm[stream].state == SND_SOC_DPCM_STATE_NEW)
2624 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
2721 struct snd_soc_dpcm *dpcm;
2727 for_each_dpcm_be(fe, stream, dpcm)
2728 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
3018 if (fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE)
3028 if ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) ||
3029 ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_BE) &&
3030 be->dpcm[stream].runtime_update))
3050 struct snd_soc_dpcm *dpcm;
3055 for_each_dpcm_fe(be, stream, dpcm) {
3057 if (dpcm->fe == fe)
3060 state = dpcm->fe->dpcm[stream].state;