20  * @bus: HD-audio core bus
29 static void snd_hdac_ext_stream_init(struct hdac_bus *bus,  in snd_hdac_ext_stream_init()  argument
33 	if (bus->ppcap) {  in snd_hdac_ext_stream_init()
34 		hext_stream->pphc_addr = bus->ppcap + AZX_PPHC_BASE +  in snd_hdac_ext_stream_init()
37 		hext_stream->pplc_addr = bus->ppcap + AZX_PPLC_BASE +  in snd_hdac_ext_stream_init()
38 				AZX_PPLC_MULTI * bus->num_streams +  in snd_hdac_ext_stream_init()
42 	if (bus->spbcap) {  in snd_hdac_ext_stream_init()
43 		hext_stream->spib_addr = bus->spbcap + AZX_SPB_BASE +  in snd_hdac_ext_stream_init()
47 		hext_stream->fifo_addr = bus->spbcap + AZX_SPB_BASE +  in snd_hdac_ext_stream_init()
52 	if (bus->drsmcap)  in snd_hdac_ext_stream_init()
53 		hext_stream->dpibr_addr = bus->drsmcap + AZX_DRSM_BASE +  in snd_hdac_ext_stream_init()
57 	snd_hdac_stream_init(bus, &hext_stream->hstream, idx, direction, tag);  in snd_hdac_ext_stream_init()
62  *   for an extended hda bus
63  * @bus: HD-audio core bus
68 int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,  in snd_hdac_ext_stream_init_all()  argument
80 		snd_hdac_ext_stream_init(bus, hext_stream, idx, dir, tag);  in snd_hdac_ext_stream_init_all()
92  * @bus: HD-audio core bus
94 void snd_hdac_ext_stream_free_all(struct hdac_bus *bus)  in snd_hdac_ext_stream_free_all()  argument
99 	list_for_each_entry_safe(s, _s, &bus->stream_list, list) {  in snd_hdac_ext_stream_free_all()
101 		snd_hdac_ext_stream_decouple(bus, hext_stream, false);  in snd_hdac_ext_stream_free_all()
108 void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus,  in snd_hdac_ext_stream_decouple_locked()  argument
116 	val = readw(bus->ppcap + AZX_REG_PP_PPCTL) & mask;  in snd_hdac_ext_stream_decouple_locked()
119 		snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, mask, mask);  in snd_hdac_ext_stream_decouple_locked()
121 		snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, mask, 0);  in snd_hdac_ext_stream_decouple_locked()
129  * @bus: HD-audio core bus
133 void snd_hdac_ext_stream_decouple(struct hdac_bus *bus,  in snd_hdac_ext_stream_decouple()  argument
136 	spin_lock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_decouple()
137 	snd_hdac_ext_stream_decouple_locked(bus, hext_stream, decouple);  in snd_hdac_ext_stream_decouple()
138 	spin_unlock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_decouple()
251 hdac_ext_link_stream_assign(struct hdac_bus *bus,  in hdac_ext_link_stream_assign()  argument
257 	if (!bus->ppcap) {  in hdac_ext_link_stream_assign()
258 		dev_err(bus->dev, "stream type not supported\n");  in hdac_ext_link_stream_assign()
262 	spin_lock_irq(&bus->reg_lock);  in hdac_ext_link_stream_assign()
263 	list_for_each_entry(hstream, &bus->stream_list, list) {  in hdac_ext_link_stream_assign()
278 		snd_hdac_ext_stream_decouple_locked(bus, res, true);  in hdac_ext_link_stream_assign()
282 	spin_unlock_irq(&bus->reg_lock);  in hdac_ext_link_stream_assign()
287 hdac_ext_host_stream_assign(struct hdac_bus *bus,  in hdac_ext_host_stream_assign()  argument
293 	if (!bus->ppcap) {  in hdac_ext_host_stream_assign()
294 		dev_err(bus->dev, "stream type not supported\n");  in hdac_ext_host_stream_assign()
298 	spin_lock_irq(&bus->reg_lock);  in hdac_ext_host_stream_assign()
299 	list_for_each_entry(hstream, &bus->stream_list, list) {  in hdac_ext_host_stream_assign()
312 		snd_hdac_ext_stream_decouple_locked(bus, res, true);  in hdac_ext_host_stream_assign()
317 	spin_unlock_irq(&bus->reg_lock);  in hdac_ext_host_stream_assign()
324  * @bus: HD-audio core bus
339 struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus,  in snd_hdac_ext_stream_assign()  argument
348 		hstream = snd_hdac_stream_assign(bus, substream);  in snd_hdac_ext_stream_assign()
356 		return hdac_ext_host_stream_assign(bus, substream);  in snd_hdac_ext_stream_assign()
359 		return hdac_ext_link_stream_assign(bus, substream);  in snd_hdac_ext_stream_assign()
376 	struct hdac_bus *bus = hext_stream->hstream.bus;  in snd_hdac_ext_stream_release()  local
384 		spin_lock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_release()
387 			snd_hdac_ext_stream_decouple_locked(bus, hext_stream, false);  in snd_hdac_ext_stream_release()
389 		spin_unlock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_release()
393 		spin_lock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_release()
396 			snd_hdac_ext_stream_decouple_locked(bus, hext_stream, false);  in snd_hdac_ext_stream_release()
399 		spin_unlock_irq(&bus->reg_lock);  in snd_hdac_ext_stream_release()
403 		dev_dbg(bus->dev, "Invalid type %d\n", type);  in snd_hdac_ext_stream_release()
411  * @bus: HD-audio core bus
415 void snd_hdac_ext_stream_spbcap_enable(struct hdac_bus *bus,  in snd_hdac_ext_stream_spbcap_enable()  argument
420 	if (!bus->spbcap) {  in snd_hdac_ext_stream_spbcap_enable()
421 		dev_err(bus->dev, "Address of SPB capability is NULL\n");  in snd_hdac_ext_stream_spbcap_enable()
428 		snd_hdac_updatel(bus->spbcap, AZX_REG_SPB_SPBFCCTL, mask, mask);  in snd_hdac_ext_stream_spbcap_enable()
430 		snd_hdac_updatel(bus->spbcap, AZX_REG_SPB_SPBFCCTL, mask, 0);  in snd_hdac_ext_stream_spbcap_enable()
436  * @bus: HD-audio core bus
440 int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus,  in snd_hdac_ext_stream_set_spib()  argument
444 	if (!bus->spbcap) {  in snd_hdac_ext_stream_set_spib()
445 		dev_err(bus->dev, "Address of SPB capability is NULL\n");  in snd_hdac_ext_stream_set_spib()
457  * @bus: HD-audio core bus
462 int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus,  in snd_hdac_ext_stream_get_spbmaxfifo()  argument
466 	if (!bus->spbcap) {  in snd_hdac_ext_stream_get_spbmaxfifo()
467 		dev_err(bus->dev, "Address of SPB capability is NULL\n");  in snd_hdac_ext_stream_get_spbmaxfifo()
477  * @bus: HD-audio core bus
481 void snd_hdac_ext_stream_drsm_enable(struct hdac_bus *bus,  in snd_hdac_ext_stream_drsm_enable()  argument
486 	if (!bus->drsmcap) {  in snd_hdac_ext_stream_drsm_enable()
487 		dev_err(bus->dev, "Address of DRSM capability is NULL\n");  in snd_hdac_ext_stream_drsm_enable()
494 		snd_hdac_updatel(bus->drsmcap, AZX_REG_DRSM_CTL, mask, mask);  in snd_hdac_ext_stream_drsm_enable()
496 		snd_hdac_updatel(bus->drsmcap, AZX_REG_DRSM_CTL, mask, 0);  in snd_hdac_ext_stream_drsm_enable()
502  * @bus: HD-audio core bus
506 int snd_hdac_ext_stream_set_dpibr(struct hdac_bus *bus,  in snd_hdac_ext_stream_set_dpibr()  argument
510 	if (!bus->drsmcap) {  in snd_hdac_ext_stream_set_dpibr()
511 		dev_err(bus->dev, "Address of DRSM capability is NULL\n");  in snd_hdac_ext_stream_set_dpibr()