31 avs_hda_update_config_dword(struct hdac_bus *bus, u32 reg, u32 mask, u32 value)  in avs_hda_update_config_dword()  argument
33 	struct pci_dev *pci = to_pci_dev(bus->dev);  in avs_hda_update_config_dword()
51 static void avs_hdac_clock_gating_enable(struct hdac_bus *bus, bool enable)  in avs_hdac_clock_gating_enable()  argument
56 	avs_hda_update_config_dword(bus, AZX_PCIREG_CGCTL, AZX_CGCTL_MISCBDCGE_MASK, value);  in avs_hdac_clock_gating_enable()
72 static int avs_hdac_bus_init_streams(struct hdac_bus *bus)  in avs_hdac_bus_init_streams()  argument
77 	gcap = snd_hdac_chip_readw(bus, GCAP);  in avs_hdac_bus_init_streams()
80 	bus->num_streams = cp_streams + pb_streams;  in avs_hdac_bus_init_streams()
82 	snd_hdac_ext_stream_init_all(bus, 0, cp_streams, SNDRV_PCM_STREAM_CAPTURE);  in avs_hdac_bus_init_streams()
83 	snd_hdac_ext_stream_init_all(bus, cp_streams, pb_streams, SNDRV_PCM_STREAM_PLAYBACK);  in avs_hdac_bus_init_streams()
85 	return snd_hdac_bus_alloc_stream_pages(bus);  in avs_hdac_bus_init_streams()
88 static bool avs_hdac_bus_init_chip(struct hdac_bus *bus, bool full_reset)  in avs_hdac_bus_init_chip()  argument
93 	avs_hdac_clock_gating_enable(bus, false);  in avs_hdac_bus_init_chip()
94 	ret = snd_hdac_bus_init_chip(bus, full_reset);  in avs_hdac_bus_init_chip()
97 	list_for_each_entry(hlink, &bus->hlink_list, list)  in avs_hdac_bus_init_chip()
100 	avs_hdac_clock_gating_enable(bus, true);  in avs_hdac_bus_init_chip()
105 	snd_hdac_chip_updatel(bus, VS_EM2, AZX_VS_EM2_DUM, AZX_VS_EM2_DUM);  in avs_hdac_bus_init_chip()
110 static int probe_codec(struct hdac_bus *bus, int addr)  in probe_codec()  argument
118 	mutex_lock(&bus->cmd_mutex);  in probe_codec()
119 	snd_hdac_bus_send_cmd(bus, cmd);  in probe_codec()
120 	snd_hdac_bus_get_response(bus, addr, &res);  in probe_codec()
121 	mutex_unlock(&bus->cmd_mutex);  in probe_codec()
125 	dev_dbg(bus->dev, "codec #%d probed OK: 0x%x\n", addr, res);  in probe_codec()
127 	codec = snd_hda_codec_device_init(to_hda_bus(bus), addr, "hdaudioB%dD%d", bus->idx, addr);  in probe_codec()
129 		dev_err(bus->dev, "init codec failed: %ld\n", PTR_ERR(codec));  in probe_codec()
142 		dev_err(bus->dev, "failed to config codec %d\n", ret);  in probe_codec()
149 static void avs_hdac_bus_probe_codecs(struct hdac_bus *bus)  in avs_hdac_bus_probe_codecs()  argument
155 		if (!(bus->codec_mask & BIT(c)))  in avs_hdac_bus_probe_codecs()
158 		if (!probe_codec(bus, c))  in avs_hdac_bus_probe_codecs()
166 		dev_warn(bus->dev, "Codec #%d probe error; disabling it...\n", c);  in avs_hdac_bus_probe_codecs()
167 		bus->codec_mask &= ~BIT(c);  in avs_hdac_bus_probe_codecs()
170 		 * codec often screws up the controller bus,  in avs_hdac_bus_probe_codecs()
173 		 * better to reset the controller bus to get  in avs_hdac_bus_probe_codecs()
176 		snd_hdac_bus_stop_chip(bus);  in avs_hdac_bus_probe_codecs()
177 		avs_hdac_bus_init_chip(bus, true);  in avs_hdac_bus_probe_codecs()
184 	struct hdac_bus *bus = &adev->base.core;  in avs_hda_probe_work()  local
188 	pm_runtime_set_active(bus->dev); /* clear runtime_error flag */  in avs_hda_probe_work()
190 	ret = snd_hdac_i915_init(bus);  in avs_hda_probe_work()
192 		dev_info(bus->dev, "i915 init unsuccessful: %d\n", ret);  in avs_hda_probe_work()
194 	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true);  in avs_hda_probe_work()
195 	avs_hdac_bus_init_chip(bus, true);  in avs_hda_probe_work()
196 	avs_hdac_bus_probe_codecs(bus);  in avs_hda_probe_work()
197 	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);  in avs_hda_probe_work()
200 	list_for_each_entry(hlink, &bus->hlink_list, list)  in avs_hda_probe_work()
201 		snd_hdac_ext_bus_link_put(bus, hlink);  in avs_hda_probe_work()
203 	snd_hdac_ext_bus_ppcap_enable(bus, true);  in avs_hda_probe_work()
204 	snd_hdac_ext_bus_ppcap_int_enable(bus, true);  in avs_hda_probe_work()
212 		dev_info(bus->dev, "platform has no NHLT\n");  in avs_hda_probe_work()
217 	pm_runtime_set_autosuspend_delay(bus->dev, 2000);  in avs_hda_probe_work()
218 	pm_runtime_use_autosuspend(bus->dev);  in avs_hda_probe_work()
219 	pm_runtime_mark_last_busy(bus->dev);  in avs_hda_probe_work()
220 	pm_runtime_put_autosuspend(bus->dev);  in avs_hda_probe_work()
221 	pm_runtime_allow(bus->dev);  in avs_hda_probe_work()
240 static void hdac_update_stream(struct hdac_bus *bus, struct hdac_stream *stream)  in hdac_update_stream()  argument
254 	struct hdac_bus *bus = context;  in hdac_bus_irq_handler()  local
259 	if (!pm_runtime_active(bus->dev))  in hdac_bus_irq_handler()
262 	spin_lock(&bus->reg_lock);  in hdac_bus_irq_handler()
264 	status = snd_hdac_chip_readl(bus, INTSTS);  in hdac_bus_irq_handler()
266 		spin_unlock(&bus->reg_lock);  in hdac_bus_irq_handler()
271 	status = snd_hdac_chip_readb(bus, RIRBSTS);  in hdac_bus_irq_handler()
274 			snd_hdac_bus_update_rirb(bus);  in hdac_bus_irq_handler()
275 		snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK);  in hdac_bus_irq_handler()
278 	mask = (0x1 << bus->num_streams) - 1;  in hdac_bus_irq_handler()
280 	status = snd_hdac_chip_readl(bus, INTSTS);  in hdac_bus_irq_handler()
284 		int_enable = snd_hdac_chip_readl(bus, INTCTL);  in hdac_bus_irq_handler()
285 		snd_hdac_chip_writel(bus, INTCTL, (int_enable & (~mask)));  in hdac_bus_irq_handler()
291 	spin_unlock(&bus->reg_lock);  in hdac_bus_irq_handler()
297 	struct hdac_bus *bus = context;  in hdac_bus_irq_thread()  local
303 	status = snd_hdac_chip_readl(bus, INTSTS);  in hdac_bus_irq_thread()
305 	snd_hdac_bus_handle_stream_irq(bus, status, hdac_update_stream);  in hdac_bus_irq_thread()
308 	mask = (0x1 << bus->num_streams) - 1;  in hdac_bus_irq_thread()
309 	spin_lock_irqsave(&bus->reg_lock, flags);  in hdac_bus_irq_thread()
310 	int_enable = snd_hdac_chip_readl(bus, INTCTL);  in hdac_bus_irq_thread()
311 	snd_hdac_chip_writel(bus, INTCTL, (int_enable | mask));  in hdac_bus_irq_thread()
312 	spin_unlock_irqrestore(&bus->reg_lock, flags);  in hdac_bus_irq_thread()
319 	struct hdac_bus *bus = &adev->base.core;  in avs_hdac_acquire_irq()  local
320 	struct pci_dev *pci = to_pci_dev(bus->dev);  in avs_hdac_acquire_irq()
330 	ret = pci_request_irq(pci, 0, hdac_bus_irq_handler, hdac_bus_irq_thread, bus,  in avs_hdac_acquire_irq()
347 	pci_free_irq(pci, 0, bus);  in avs_hdac_acquire_irq()
355 	struct hda_bus *bus = &adev->base;  in avs_bus_init()  local
360 	ret = snd_hdac_ext_bus_init(&bus->core, dev, NULL, &soc_hda_ext_bus_ops);  in avs_bus_init()
364 	bus->core.use_posbuf = 1;  in avs_bus_init()
365 	bus->core.bdl_pos_adj = 0;  in avs_bus_init()
366 	bus->core.sync_write = 1;  in avs_bus_init()
367 	bus->pci = pci;  in avs_bus_init()
368 	bus->mixer_assigned = -1;  in avs_bus_init()
369 	mutex_init(&bus->prepare_mutex);  in avs_bus_init()
397 	struct hdac_bus *bus;  in avs_pci_probe()  local
415 		dev_err(dev, "failed to init avs bus: %d\n", ret);  in avs_pci_probe()
423 	bus = &adev->base.core;  in avs_pci_probe()
424 	bus->addr = pci_resource_start(pci, 0);  in avs_pci_probe()
425 	bus->remap_addr = pci_ioremap_bar(pci, 0);  in avs_pci_probe()
426 	if (!bus->remap_addr) {  in avs_pci_probe()
427 		dev_err(bus->dev, "ioremap error\n");  in avs_pci_probe()
434 		dev_err(bus->dev, "ioremap error\n");  in avs_pci_probe()
439 	snd_hdac_bus_parse_capabilities(bus);  in avs_pci_probe()
440 	if (bus->mlcap)  in avs_pci_probe()
441 		snd_hdac_ext_bus_get_ml_capabilities(bus);  in avs_pci_probe()
447 	ret = avs_hdac_bus_init_streams(bus);  in avs_pci_probe()
455 		dev_err(bus->dev, "failed to acquire irq: %d\n", ret);  in avs_pci_probe()
460 	pci_set_drvdata(pci, bus);  in avs_pci_probe()
468 	snd_hdac_bus_free_stream_pages(bus);  in avs_pci_probe()
469 	snd_hdac_ext_stream_free_all(bus);  in avs_pci_probe()
473 	iounmap(bus->remap_addr);  in avs_pci_probe()
482 	struct hdac_bus *bus = pci_get_drvdata(pci);  in avs_pci_remove()  local
483 	struct avs_dev *adev = hdac_to_avs(bus);  in avs_pci_remove()
496 	snd_hdac_stop_streams_and_chip(bus);  in avs_pci_remove()
498 	snd_hdac_ext_bus_ppcap_int_enable(bus, false);  in avs_pci_remove()
501 	list_for_each_entry_safe(hdev, save, &bus->codec_list, list)  in avs_pci_remove()
504 	snd_hdac_bus_free_stream_pages(bus);  in avs_pci_remove()
505 	snd_hdac_ext_stream_free_all(bus);  in avs_pci_remove()
507 	snd_hdac_link_free_all(bus);  in avs_pci_remove()
508 	snd_hdac_ext_bus_exit(bus);  in avs_pci_remove()
511 	snd_hdac_ext_bus_ppcap_enable(bus, false);  in avs_pci_remove()
514 	snd_hdac_bus_stop_chip(bus);  in avs_pci_remove()
515 	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);  in avs_pci_remove()
516 	if (bus->audio_component)  in avs_pci_remove()
517 		snd_hdac_i915_exit(bus);  in avs_pci_remove()
521 	pci_free_irq(pci, 0, bus);  in avs_pci_remove()
523 	iounmap(bus->remap_addr);  in avs_pci_remove()
539 	struct hdac_bus *bus = &adev->base.core;  in avs_suspend_common()  local
544 	snd_hdac_ext_bus_link_power_down_all(bus);  in avs_suspend_common()
558 	snd_hdac_ext_bus_ppcap_int_enable(bus, false);  in avs_suspend_common()
566 	snd_hdac_ext_bus_ppcap_enable(bus, false);  in avs_suspend_common()
569 	snd_hdac_bus_stop_chip(bus);  in avs_suspend_common()
571 	avs_hdac_clock_gating_enable(bus, false);  in avs_suspend_common()
572 	snd_hdac_bus_enter_link_reset(bus);  in avs_suspend_common()
573 	avs_hdac_clock_gating_enable(bus, true);  in avs_suspend_common()
575 	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);  in avs_suspend_common()
582 	struct hdac_bus *bus = &adev->base.core;  in avs_resume_common()  local
586 	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true);  in avs_resume_common()
587 	avs_hdac_bus_init_chip(bus, true);  in avs_resume_common()
589 	snd_hdac_ext_bus_ppcap_enable(bus, true);  in avs_resume_common()
590 	snd_hdac_ext_bus_ppcap_int_enable(bus, true);  in avs_resume_common()
599 	list_for_each_entry(hlink, &bus->hlink_list, list) {  in avs_resume_common()
605 	if (!bus->cmd_dma_state)  in avs_resume_common()
606 		snd_hdac_bus_stop_cmd_io(bus);  in avs_resume_common()