Lines Matching full:dpcm
26 #include <sound/soc-dpcm.h>
65 struct snd_pcm_hw_params *params = &fe->dpcm[stream].hw_params; in dpcm_show_state()
66 struct snd_soc_dpcm *dpcm; in dpcm_show_state() local
76 dpcm_state_string(fe->dpcm[stream].state)); in dpcm_show_state()
78 if ((fe->dpcm[stream].state >= SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_show_state()
79 (fe->dpcm[stream].state <= SND_SOC_DPCM_STATE_STOP)) in dpcm_show_state()
90 if (list_empty(&fe->dpcm[stream].be_clients)) { in dpcm_show_state()
97 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_show_state()
98 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_show_state()
99 params = &dpcm->hw_params; in dpcm_show_state()
106 dpcm_state_string(be->dpcm[stream].state)); in dpcm_show_state()
108 if ((be->dpcm[stream].state >= SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_show_state()
109 (be->dpcm[stream].state <= SND_SOC_DPCM_STATE_STOP)) in dpcm_show_state()
176 static void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm, int stream) in dpcm_create_debugfs_state() argument
180 name = kasprintf(GFP_KERNEL, "%s:%s", dpcm->be->dai_link->name, in dpcm_create_debugfs_state()
183 dpcm->debugfs_state = debugfs_create_dir( in dpcm_create_debugfs_state()
184 name, dpcm->fe->debugfs_dpcm_root); in dpcm_create_debugfs_state()
185 debugfs_create_u32("state", 0644, dpcm->debugfs_state, in dpcm_create_debugfs_state()
186 &dpcm->state); in dpcm_create_debugfs_state()
191 static void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm) in dpcm_remove_debugfs_state() argument
193 debugfs_remove_recursive(dpcm->debugfs_state); in dpcm_remove_debugfs_state()
197 static inline void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm, in dpcm_create_debugfs_state() argument
202 static inline void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm) in dpcm_remove_debugfs_state() argument
280 /* DPCM stream event, send event to FE and all active BEs. */
284 struct snd_soc_dpcm *dpcm; in dpcm_dapm_stream_event() local
286 for_each_dpcm_be(fe, dir, dpcm) { in dpcm_dapm_stream_event()
288 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_dapm_stream_event()
294 (be->dpcm[dir].users >= 1)) in dpcm_dapm_stream_event()
1115 struct snd_soc_dpcm *dpcm; in dpcm_be_connect() local
1119 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_connect()
1120 if (dpcm->be == be && dpcm->fe == fe) in dpcm_be_connect()
1124 dpcm = kzalloc(sizeof(struct snd_soc_dpcm), GFP_KERNEL); in dpcm_be_connect()
1125 if (!dpcm) in dpcm_be_connect()
1128 dpcm->be = be; in dpcm_be_connect()
1129 dpcm->fe = fe; in dpcm_be_connect()
1130 be->dpcm[stream].runtime = fe->dpcm[stream].runtime; in dpcm_be_connect()
1131 dpcm->state = SND_SOC_DPCM_LINK_STATE_NEW; in dpcm_be_connect()
1133 list_add(&dpcm->list_be, &fe->dpcm[stream].be_clients); in dpcm_be_connect()
1134 list_add(&dpcm->list_fe, &be->dpcm[stream].fe_clients); in dpcm_be_connect()
1137 dev_dbg(fe->dev, "connected new DPCM %s path %s %s %s\n", in dpcm_be_connect()
1141 dpcm_create_debugfs_state(dpcm, stream); in dpcm_be_connect()
1150 struct snd_soc_dpcm *dpcm; in dpcm_be_reparent() local
1154 if (!be->dpcm[stream].users) in dpcm_be_reparent()
1161 for_each_dpcm_fe(be, stream, dpcm) { in dpcm_be_reparent()
1162 if (dpcm->fe == fe) in dpcm_be_reparent()
1167 dpcm->fe->dai_link->name, in dpcm_be_reparent()
1168 stream ? "<-" : "->", dpcm->be->dai_link->name); in dpcm_be_reparent()
1170 fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, stream); in dpcm_be_reparent()
1179 struct snd_soc_dpcm *dpcm, *d; in dpcm_be_disconnect() local
1182 for_each_dpcm_be_safe(fe, stream, dpcm, d) { in dpcm_be_disconnect()
1185 dpcm->be->dai_link->name); in dpcm_be_disconnect()
1187 if (dpcm->state != SND_SOC_DPCM_LINK_STATE_FREE) in dpcm_be_disconnect()
1192 stream ? "<-" : "->", dpcm->be->dai_link->name); in dpcm_be_disconnect()
1195 dpcm_be_reparent(fe, dpcm->be, stream); in dpcm_be_disconnect()
1197 dpcm_remove_debugfs_state(dpcm); in dpcm_be_disconnect()
1200 list_del(&dpcm->list_be); in dpcm_be_disconnect()
1201 list_del(&dpcm->list_fe); in dpcm_be_disconnect()
1203 kfree(dpcm); in dpcm_be_disconnect()
1301 static bool dpcm_be_is_active(struct snd_soc_dpcm *dpcm, int stream, in dpcm_be_is_active() argument
1309 for_each_rtd_dais(dpcm->be, i, dai) { in dpcm_be_is_active()
1326 struct snd_soc_dpcm *dpcm; in dpcm_prune_paths() local
1330 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_prune_paths()
1331 if (dpcm_be_is_active(dpcm, stream, *list_)) in dpcm_prune_paths()
1336 dpcm->be->dai_link->name, fe->dai_link->name); in dpcm_prune_paths()
1337 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE; in dpcm_prune_paths()
1338 dpcm->be->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_BE; in dpcm_prune_paths()
1380 if (!fe->dpcm[stream].runtime && !fe->fe_compr) in dpcm_add_paths()
1393 be->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_BE; in dpcm_add_paths()
1416 struct snd_soc_dpcm *dpcm; in dpcm_clear_pending_state() local
1420 for_each_dpcm_be(fe, stream, dpcm) in dpcm_clear_pending_state()
1421 dpcm->be->dpcm[stream].runtime_update = in dpcm_clear_pending_state()
1429 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_startup_unwind() local
1432 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_startup_unwind()
1434 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_startup_unwind()
1438 if (be->dpcm[stream].users == 0) in dpcm_be_dai_startup_unwind()
1441 be->dpcm[stream].state); in dpcm_be_dai_startup_unwind()
1443 if (--be->dpcm[stream].users != 0) in dpcm_be_dai_startup_unwind()
1446 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) in dpcm_be_dai_startup_unwind()
1451 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE; in dpcm_be_dai_startup_unwind()
1457 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_startup() local
1461 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_startup()
1463 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_startup()
1477 /* first time the dpcm is open ? */ in dpcm_be_dai_startup()
1478 if (be->dpcm[stream].users == DPCM_MAX_BE_USERS) in dpcm_be_dai_startup()
1481 be->dpcm[stream].state); in dpcm_be_dai_startup()
1483 if (be->dpcm[stream].users++ != 0) in dpcm_be_dai_startup()
1486 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_NEW) && in dpcm_be_dai_startup()
1487 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_CLOSE)) in dpcm_be_dai_startup()
1493 be_substream->runtime = be->dpcm[stream].runtime; in dpcm_be_dai_startup()
1497 be->dpcm[stream].users--; in dpcm_be_dai_startup()
1498 if (be->dpcm[stream].users < 0) in dpcm_be_dai_startup()
1501 be->dpcm[stream].state); in dpcm_be_dai_startup()
1503 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE; in dpcm_be_dai_startup()
1507 be->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN; in dpcm_be_dai_startup()
1515 for_each_dpcm_be_rollback(fe, stream, dpcm) { in dpcm_be_dai_startup()
1516 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_startup()
1523 if (be->dpcm[stream].users == 0) in dpcm_be_dai_startup()
1526 be->dpcm[stream].state); in dpcm_be_dai_startup()
1528 if (--be->dpcm[stream].users != 0) in dpcm_be_dai_startup()
1531 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) in dpcm_be_dai_startup()
1536 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE; in dpcm_be_dai_startup()
1560 struct snd_soc_dpcm *dpcm; in dpcm_runtime_merge_format() local
1572 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_runtime_merge_format()
1573 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_runtime_merge_format()
1597 struct snd_soc_dpcm *dpcm; in dpcm_runtime_merge_chan() local
1608 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_runtime_merge_chan()
1609 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_runtime_merge_chan()
1652 struct snd_soc_dpcm *dpcm; in dpcm_runtime_merge_rate() local
1663 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_runtime_merge_rate()
1664 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_runtime_merge_rate()
1727 if (state == SND_SOC_DPCM_UPDATE_NO && fe->dpcm[stream].trigger_pending) { in dpcm_set_fe_update_state()
1729 fe->dpcm[stream].trigger_pending - 1); in dpcm_set_fe_update_state()
1730 fe->dpcm[stream].trigger_pending = 0; in dpcm_set_fe_update_state()
1732 fe->dpcm[stream].runtime_update = state; in dpcm_set_fe_update_state()
1739 struct snd_soc_dpcm *dpcm; in dpcm_apply_symmetry() local
1759 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_apply_symmetry()
1760 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_apply_symmetry()
1814 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN; in dpcm_fe_dai_startup()
1821 dev_err(fe->dev, "ASoC: failed to apply dpcm symmetry %d\n", in dpcm_fe_dai_startup()
1834 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_shutdown() local
1837 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_shutdown()
1839 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_shutdown()
1847 if (be->dpcm[stream].users == 0) in dpcm_be_dai_shutdown()
1850 be->dpcm[stream].state); in dpcm_be_dai_shutdown()
1852 if (--be->dpcm[stream].users != 0) in dpcm_be_dai_shutdown()
1855 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) && in dpcm_be_dai_shutdown()
1856 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN)) { in dpcm_be_dai_shutdown()
1858 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE; in dpcm_be_dai_shutdown()
1867 be->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE; in dpcm_be_dai_shutdown()
1890 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE; in dpcm_fe_dai_shutdown()
1897 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_hw_free() local
1901 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_hw_free()
1903 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_hw_free()
1916 if (be->dpcm[stream].users > 1) in dpcm_be_dai_hw_free()
1919 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_be_dai_hw_free()
1920 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) && in dpcm_be_dai_hw_free()
1921 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) && in dpcm_be_dai_hw_free()
1922 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED) && in dpcm_be_dai_hw_free()
1923 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) && in dpcm_be_dai_hw_free()
1924 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND)) in dpcm_be_dai_hw_free()
1932 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE; in dpcm_be_dai_hw_free()
1958 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE; in dpcm_fe_dai_hw_free()
1967 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_hw_params() local
1970 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_hw_params()
1972 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_hw_params()
1980 /* copy params for each dpcm */ in dpcm_be_dai_hw_params()
1981 memcpy(&dpcm->hw_params, &fe->dpcm[stream].hw_params, in dpcm_be_dai_hw_params()
1985 ret = snd_soc_link_be_hw_params_fixup(be, &dpcm->hw_params); in dpcm_be_dai_hw_params()
1990 memcpy(&be->dpcm[stream].hw_params, &dpcm->hw_params, in dpcm_be_dai_hw_params()
1997 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) && in dpcm_be_dai_hw_params()
1998 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_be_dai_hw_params()
1999 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE)) in dpcm_be_dai_hw_params()
2005 ret = soc_pcm_hw_params(be_substream, &dpcm->hw_params); in dpcm_be_dai_hw_params()
2007 dev_err(dpcm->be->dev, in dpcm_be_dai_hw_params()
2012 be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_PARAMS; in dpcm_be_dai_hw_params()
2018 for_each_dpcm_be_rollback(fe, stream, dpcm) { in dpcm_be_dai_hw_params()
2019 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_hw_params()
2030 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) && in dpcm_be_dai_hw_params()
2031 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_be_dai_hw_params()
2032 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) && in dpcm_be_dai_hw_params()
2033 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP)) in dpcm_be_dai_hw_params()
2051 memcpy(&fe->dpcm[stream].hw_params, params, in dpcm_fe_dai_hw_params()
2069 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_PARAMS; in dpcm_fe_dai_hw_params()
2077 static int dpcm_do_trigger(struct snd_soc_dpcm *dpcm, in dpcm_do_trigger() argument
2082 dev_dbg(dpcm->be->dev, "ASoC: trigger BE %s cmd %d\n", in dpcm_do_trigger()
2083 dpcm->be->dai_link->name, cmd); in dpcm_do_trigger()
2087 dev_err(dpcm->be->dev,"ASoC: trigger BE failed %d\n", ret); in dpcm_do_trigger()
2095 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_trigger() local
2098 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_trigger()
2100 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_trigger()
2110 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) && in dpcm_be_dai_trigger()
2111 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) && in dpcm_be_dai_trigger()
2112 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED)) in dpcm_be_dai_trigger()
2115 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2119 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START; in dpcm_be_dai_trigger()
2122 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND)) in dpcm_be_dai_trigger()
2125 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2129 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START; in dpcm_be_dai_trigger()
2132 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED)) in dpcm_be_dai_trigger()
2135 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2139 be->dpcm[stream].state = SND_SOC_DPCM_STATE_START; in dpcm_be_dai_trigger()
2142 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) && in dpcm_be_dai_trigger()
2143 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED)) in dpcm_be_dai_trigger()
2149 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2153 be->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP; in dpcm_be_dai_trigger()
2156 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) in dpcm_be_dai_trigger()
2162 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2166 be->dpcm[stream].state = SND_SOC_DPCM_STATE_SUSPEND; in dpcm_be_dai_trigger()
2169 if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) in dpcm_be_dai_trigger()
2175 ret = dpcm_do_trigger(dpcm, be_substream, cmd); in dpcm_be_dai_trigger()
2179 be->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED; in dpcm_be_dai_trigger()
2227 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE; in dpcm_fe_dai_do_trigger()
2291 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_START; in dpcm_fe_dai_do_trigger()
2295 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP; in dpcm_fe_dai_do_trigger()
2298 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED; in dpcm_fe_dai_do_trigger()
2303 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO; in dpcm_fe_dai_do_trigger()
2315 if (fe->dpcm[stream].runtime_update != SND_SOC_DPCM_UPDATE_NO) { in dpcm_fe_dai_trigger()
2316 fe->dpcm[stream].trigger_pending = cmd + 1; in dpcm_fe_dai_trigger()
2326 struct snd_soc_dpcm *dpcm; in dpcm_be_dai_prepare() local
2329 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_be_dai_prepare()
2331 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_be_dai_prepare()
2339 if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && in dpcm_be_dai_prepare()
2340 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) && in dpcm_be_dai_prepare()
2341 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND) && in dpcm_be_dai_prepare()
2342 (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED)) in dpcm_be_dai_prepare()
2355 be->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE; in dpcm_be_dai_prepare()
2372 if (list_empty(&fe->dpcm[stream].be_clients)) { in dpcm_fe_dai_prepare()
2393 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE; in dpcm_fe_dai_prepare()
2447 struct snd_soc_dpcm *dpcm; in dpcm_run_update_startup() local
2456 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_HW_FREE || in dpcm_run_update_startup()
2457 fe->dpcm[stream].state == SND_SOC_DPCM_STATE_CLOSE) in dpcm_run_update_startup()
2466 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_OPEN) in dpcm_run_update_startup()
2474 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_HW_PARAMS) in dpcm_run_update_startup()
2486 if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_PREPARE || in dpcm_run_update_startup()
2487 fe->dpcm[stream].state == SND_SOC_DPCM_STATE_STOP) in dpcm_run_update_startup()
2521 for_each_dpcm_be(fe, stream, dpcm) { in dpcm_run_update_startup()
2522 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_run_update_startup()
2523 if (be->dpcm[stream].state == SND_SOC_DPCM_STATE_CLOSE) in dpcm_run_update_startup()
2524 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE; in dpcm_run_update_startup()
2552 dev_dbg(fe->dev, "ASoC: DPCM %s runtime update for FE %s\n", in soc_dpcm_fe_runtime_update()
2630 struct snd_soc_dpcm *dpcm; in dpcm_fe_dai_cleanup() local
2634 for_each_dpcm_be(fe, stream, dpcm) in dpcm_fe_dai_cleanup()
2635 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE; in dpcm_fe_dai_cleanup()
2639 fe->dpcm[stream].runtime = NULL; in dpcm_fe_dai_cleanup()
2664 fe->dpcm[stream].runtime = fe_substream->runtime; in dpcm_fe_dai_open()
2702 "DPCM doesn't support Multi CPU for Front-Ends yet\n"); in soc_new_pcm()
2889 if (fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) in snd_soc_dpcm_fe_can_update()
2899 if ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) || in snd_soc_dpcm_be_can_update()
2900 ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_BE) && in snd_soc_dpcm_be_can_update()
2901 be->dpcm[stream].runtime_update)) in snd_soc_dpcm_be_can_update()
2921 struct snd_soc_dpcm *dpcm; in snd_soc_dpcm_check_state() local
2928 for_each_dpcm_fe(be, stream, dpcm) { in snd_soc_dpcm_check_state()
2930 if (dpcm->fe == fe) in snd_soc_dpcm_check_state()
2933 state = dpcm->fe->dpcm[stream].state; in snd_soc_dpcm_check_state()