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1// SPDX-License-Identifier: GPL-2.0-only2//3// Copyright(c) 2021-2022 Intel Corporation4//5// Authors: Cezary Rojewski <cezary.rojewski@intel.com>6//          Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>7//8// Special thanks to:9//    Krzysztof Hejmowski <krzysztof.hejmowski@intel.com>10//    Michal Sienkiewicz <michal.sienkiewicz@intel.com>11//    Filip Proborszcz12//13// for sharing Intel AudioDSP expertise and helping shape the very14// foundation of this driver15//16 17#include <linux/acpi.h>18#include <linux/module.h>19#include <linux/pci.h>20#include <acpi/nhlt.h>21#include <sound/hda_codec.h>22#include <sound/hda_i915.h>23#include <sound/hda_register.h>24#include <sound/hdaudio.h>25#include <sound/hdaudio_ext.h>26#include <sound/intel-dsp-config.h>27#include "../../codecs/hda.h"28#include "avs.h"29#include "cldma.h"30#include "messages.h"31#include "pcm.h"32 33static u32 pgctl_mask = AZX_PGCTL_LSRMD_MASK;34module_param(pgctl_mask, uint, 0444);35MODULE_PARM_DESC(pgctl_mask, "PCI PGCTL policy override");36 37static u32 cgctl_mask = AZX_CGCTL_MISCBDCGE_MASK;38module_param(cgctl_mask, uint, 0444);39MODULE_PARM_DESC(cgctl_mask, "PCI CGCTL policy override");40 41static void42avs_hda_update_config_dword(struct hdac_bus *bus, u32 reg, u32 mask, u32 value)43{44	struct pci_dev *pci = to_pci_dev(bus->dev);45	u32 data;46 47	pci_read_config_dword(pci, reg, &data);48	data &= ~mask;49	data |= (value & mask);50	pci_write_config_dword(pci, reg, data);51}52 53void avs_hda_power_gating_enable(struct avs_dev *adev, bool enable)54{55	u32 value = enable ? 0 : pgctl_mask;56 57	avs_hda_update_config_dword(&adev->base.core, AZX_PCIREG_PGCTL, pgctl_mask, value);58}59 60static void avs_hdac_clock_gating_enable(struct hdac_bus *bus, bool enable)61{62	u32 value = enable ? cgctl_mask : 0;63 64	avs_hda_update_config_dword(bus, AZX_PCIREG_CGCTL, cgctl_mask, value);65}66 67void avs_hda_clock_gating_enable(struct avs_dev *adev, bool enable)68{69	avs_hdac_clock_gating_enable(&adev->base.core, enable);70}71 72void avs_hda_l1sen_enable(struct avs_dev *adev, bool enable)73{74	if (enable) {75		if (atomic_inc_and_test(&adev->l1sen_counter))76			snd_hdac_chip_updatel(&adev->base.core, VS_EM2, AZX_VS_EM2_L1SEN,77					      AZX_VS_EM2_L1SEN);78	} else {79		if (atomic_dec_return(&adev->l1sen_counter) == -1)80			snd_hdac_chip_updatel(&adev->base.core, VS_EM2, AZX_VS_EM2_L1SEN, 0);81	}82}83 84static int avs_hdac_bus_init_streams(struct hdac_bus *bus)85{86	unsigned int cp_streams, pb_streams;87	unsigned int gcap;88 89	gcap = snd_hdac_chip_readw(bus, GCAP);90	cp_streams = (gcap >> 8) & 0x0F;91	pb_streams = (gcap >> 12) & 0x0F;92	bus->num_streams = cp_streams + pb_streams;93 94	snd_hdac_ext_stream_init_all(bus, 0, cp_streams, SNDRV_PCM_STREAM_CAPTURE);95	snd_hdac_ext_stream_init_all(bus, cp_streams, pb_streams, SNDRV_PCM_STREAM_PLAYBACK);96 97	return snd_hdac_bus_alloc_stream_pages(bus);98}99 100static bool avs_hdac_bus_init_chip(struct hdac_bus *bus, bool full_reset)101{102	struct hdac_ext_link *hlink;103	bool ret;104 105	avs_hdac_clock_gating_enable(bus, false);106	ret = snd_hdac_bus_init_chip(bus, full_reset);107 108	/* Reset stream-to-link mapping */109	list_for_each_entry(hlink, &bus->hlink_list, list)110		writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV);111 112	avs_hdac_clock_gating_enable(bus, true);113 114	/* Set DUM bit to address incorrect position reporting for capture115	 * streams. In order to do so, CTRL needs to be out of reset state116	 */117	snd_hdac_chip_updatel(bus, VS_EM2, AZX_VS_EM2_DUM, AZX_VS_EM2_DUM);118 119	return ret;120}121 122static int probe_codec(struct hdac_bus *bus, int addr)123{124	struct hda_codec *codec;125	unsigned int cmd = (addr << 28) | (AC_NODE_ROOT << 20) |126			   (AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID;127	unsigned int res = -1;128	int ret;129 130	mutex_lock(&bus->cmd_mutex);131	snd_hdac_bus_send_cmd(bus, cmd);132	snd_hdac_bus_get_response(bus, addr, &res);133	mutex_unlock(&bus->cmd_mutex);134	if (res == -1)135		return -EIO;136 137	dev_dbg(bus->dev, "codec #%d probed OK: 0x%x\n", addr, res);138 139	codec = snd_hda_codec_device_init(to_hda_bus(bus), addr, "hdaudioB%dD%d", bus->idx, addr);140	if (IS_ERR(codec)) {141		dev_err(bus->dev, "init codec failed: %ld\n", PTR_ERR(codec));142		return PTR_ERR(codec);143	}144	/*145	 * Allow avs_core suspend by forcing suspended state on all146	 * of its codec child devices. Component interested in147	 * dealing with hda codecs directly takes pm responsibilities148	 */149	pm_runtime_set_suspended(hda_codec_dev(codec));150 151	/* configure effectively creates new ASoC component */152	ret = snd_hda_codec_configure(codec);153	if (ret < 0) {154		dev_warn(bus->dev, "failed to config codec #%d: %d\n", addr, ret);155		return ret;156	}157 158	return 0;159}160 161static void avs_hdac_bus_probe_codecs(struct hdac_bus *bus)162{163	int ret, c;164 165	/* First try to probe all given codec slots */166	for (c = 0; c < HDA_MAX_CODECS; c++) {167		if (!(bus->codec_mask & BIT(c)))168			continue;169 170		ret = probe_codec(bus, c);171		/* Ignore codecs with no supporting driver. */172		if (!ret || ret == -ENODEV)173			continue;174 175		/*176		 * Some BIOSen give you wrong codec addresses177		 * that don't exist178		 */179		dev_warn(bus->dev, "Codec #%d probe error; disabling it...\n", c);180		bus->codec_mask &= ~BIT(c);181		/*182		 * More badly, accessing to a non-existing183		 * codec often screws up the controller bus,184		 * and disturbs the further communications.185		 * Thus if an error occurs during probing,186		 * better to reset the controller bus to get187		 * back to the sanity state.188		 */189		snd_hdac_bus_stop_chip(bus);190		avs_hdac_bus_init_chip(bus, true);191	}192}193 194static void avs_hda_probe_work(struct work_struct *work)195{196	struct avs_dev *adev = container_of(work, struct avs_dev, probe_work);197	struct hdac_bus *bus = &adev->base.core;198	struct hdac_ext_link *hlink;199	int ret;200 201	pm_runtime_set_active(bus->dev); /* clear runtime_error flag */202 203	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true);204	avs_hdac_bus_init_chip(bus, true);205	avs_hdac_bus_probe_codecs(bus);206	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);207 208	/* with all codecs probed, links can be powered down */209	list_for_each_entry(hlink, &bus->hlink_list, list)210		snd_hdac_ext_bus_link_put(bus, hlink);211 212	snd_hdac_ext_bus_ppcap_enable(bus, true);213	snd_hdac_ext_bus_ppcap_int_enable(bus, true);214	avs_debugfs_init(adev);215 216	ret = avs_dsp_first_boot_firmware(adev);217	if (ret < 0)218		return;219 220	acpi_nhlt_get_gbl_table();221 222	avs_register_all_boards(adev);223 224	/* configure PM */225	pm_runtime_set_autosuspend_delay(bus->dev, 2000);226	pm_runtime_use_autosuspend(bus->dev);227	pm_runtime_mark_last_busy(bus->dev);228	pm_runtime_put_autosuspend(bus->dev);229	pm_runtime_allow(bus->dev);230}231 232static void hdac_stream_update_pos(struct hdac_stream *stream, u64 buffer_size)233{234	u64 prev_pos, pos, num_bytes;235 236	div64_u64_rem(stream->curr_pos, buffer_size, &prev_pos);237	pos = snd_hdac_stream_get_pos_posbuf(stream);238 239	if (pos < prev_pos)240		num_bytes = (buffer_size - prev_pos) +  pos;241	else242		num_bytes = pos - prev_pos;243 244	stream->curr_pos += num_bytes;245}246 247/* called from IRQ */248static void hdac_update_stream(struct hdac_bus *bus, struct hdac_stream *stream)249{250	if (stream->substream) {251		avs_period_elapsed(stream->substream);252	} else if (stream->cstream) {253		u64 buffer_size = stream->cstream->runtime->buffer_size;254 255		hdac_stream_update_pos(stream, buffer_size);256		snd_compr_fragment_elapsed(stream->cstream);257	}258}259 260static irqreturn_t avs_hda_interrupt(struct hdac_bus *bus)261{262	irqreturn_t ret = IRQ_NONE;263	u32 status;264 265	status = snd_hdac_chip_readl(bus, INTSTS);266	if (snd_hdac_bus_handle_stream_irq(bus, status, hdac_update_stream))267		ret = IRQ_HANDLED;268 269	spin_lock_irq(&bus->reg_lock);270	/* Clear RIRB interrupt. */271	status = snd_hdac_chip_readb(bus, RIRBSTS);272	if (status & RIRB_INT_MASK) {273		if (status & RIRB_INT_RESPONSE)274			snd_hdac_bus_update_rirb(bus);275		snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK);276		ret = IRQ_HANDLED;277	}278 279	spin_unlock_irq(&bus->reg_lock);280	return ret;281}282 283static irqreturn_t avs_hda_irq_handler(int irq, void *dev_id)284{285	struct hdac_bus *bus = dev_id;286	u32 intsts;287 288	intsts = snd_hdac_chip_readl(bus, INTSTS);289	if (intsts == UINT_MAX || !(intsts & AZX_INT_GLOBAL_EN))290		return IRQ_NONE;291 292	/* Mask GIE, unmasked in irq_thread(). */293	snd_hdac_chip_updatel(bus, INTCTL, AZX_INT_GLOBAL_EN, 0);294 295	return IRQ_WAKE_THREAD;296}297 298static irqreturn_t avs_hda_irq_thread(int irq, void *dev_id)299{300	struct hdac_bus *bus = dev_id;301	u32 status;302 303	status = snd_hdac_chip_readl(bus, INTSTS);304	if (status & ~AZX_INT_GLOBAL_EN)305		avs_hda_interrupt(bus);306 307	/* Unmask GIE, masked in irq_handler(). */308	snd_hdac_chip_updatel(bus, INTCTL, AZX_INT_GLOBAL_EN, AZX_INT_GLOBAL_EN);309 310	return IRQ_HANDLED;311}312 313static irqreturn_t avs_dsp_irq_handler(int irq, void *dev_id)314{315	struct avs_dev *adev = dev_id;316 317	return avs_hda_irq_handler(irq, &adev->base.core);318}319 320static irqreturn_t avs_dsp_irq_thread(int irq, void *dev_id)321{322	struct avs_dev *adev = dev_id;323	struct hdac_bus *bus = &adev->base.core;324	u32 status;325 326	status = readl(bus->ppcap + AZX_REG_PP_PPSTS);327	if (status & AZX_PPCTL_PIE)328		avs_dsp_op(adev, dsp_interrupt);329 330	/* Unmask GIE, masked in irq_handler(). */331	snd_hdac_chip_updatel(bus, INTCTL, AZX_INT_GLOBAL_EN, AZX_INT_GLOBAL_EN);332 333	return IRQ_HANDLED;334}335 336static int avs_hdac_acquire_irq(struct avs_dev *adev)337{338	struct hdac_bus *bus = &adev->base.core;339	struct pci_dev *pci = to_pci_dev(bus->dev);340	int ret;341 342	/* request one and check that we only got one interrupt */343	ret = pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI | PCI_IRQ_INTX);344	if (ret != 1) {345		dev_err(adev->dev, "Failed to allocate IRQ vector: %d\n", ret);346		return ret;347	}348 349	ret = pci_request_irq(pci, 0, avs_hda_irq_handler, avs_hda_irq_thread, bus,350			      KBUILD_MODNAME);351	if (ret < 0) {352		dev_err(adev->dev, "Failed to request stream IRQ handler: %d\n", ret);353		goto free_vector;354	}355 356	ret = pci_request_irq(pci, 0, avs_dsp_irq_handler, avs_dsp_irq_thread, adev,357			      KBUILD_MODNAME);358	if (ret < 0) {359		dev_err(adev->dev, "Failed to request IPC IRQ handler: %d\n", ret);360		goto free_stream_irq;361	}362 363	return 0;364 365free_stream_irq:366	pci_free_irq(pci, 0, bus);367free_vector:368	pci_free_irq_vectors(pci);369	return ret;370}371 372static int avs_bus_init(struct avs_dev *adev, struct pci_dev *pci, const struct pci_device_id *id)373{374	struct hda_bus *bus = &adev->base;375	struct avs_ipc *ipc;376	struct device *dev = &pci->dev;377	int ret;378 379	ret = snd_hdac_ext_bus_init(&bus->core, dev, NULL, &soc_hda_ext_bus_ops);380	if (ret < 0)381		return ret;382 383	bus->core.use_posbuf = 1;384	bus->core.bdl_pos_adj = 0;385	bus->core.sync_write = 1;386	bus->pci = pci;387	bus->mixer_assigned = -1;388	mutex_init(&bus->prepare_mutex);389 390	ipc = devm_kzalloc(dev, sizeof(*ipc), GFP_KERNEL);391	if (!ipc)392		return -ENOMEM;393	ret = avs_ipc_init(ipc, dev);394	if (ret < 0)395		return ret;396 397	adev->modcfg_buf = devm_kzalloc(dev, AVS_MAILBOX_SIZE, GFP_KERNEL);398	if (!adev->modcfg_buf)399		return -ENOMEM;400 401	adev->dev = dev;402	adev->spec = (const struct avs_spec *)id->driver_data;403	adev->ipc = ipc;404	adev->hw_cfg.dsp_cores = hweight_long(AVS_MAIN_CORE_MASK);405	INIT_WORK(&adev->probe_work, avs_hda_probe_work);406	INIT_LIST_HEAD(&adev->comp_list);407	INIT_LIST_HEAD(&adev->path_list);408	INIT_LIST_HEAD(&adev->fw_list);409	init_completion(&adev->fw_ready);410	spin_lock_init(&adev->path_list_lock);411	mutex_init(&adev->modres_mutex);412	mutex_init(&adev->comp_list_mutex);413	mutex_init(&adev->path_mutex);414 415	return 0;416}417 418static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)419{420	struct hdac_bus *bus;421	struct avs_dev *adev;422	struct device *dev = &pci->dev;423	int ret;424 425	ret = snd_intel_dsp_driver_probe(pci);426	switch (ret) {427	case SND_INTEL_DSP_DRIVER_ANY:428	case SND_INTEL_DSP_DRIVER_SST:429	case SND_INTEL_DSP_DRIVER_AVS:430		break;431	default:432		return -ENODEV;433	}434 435	ret = pcim_enable_device(pci);436	if (ret < 0)437		return ret;438 439	adev = devm_kzalloc(dev, sizeof(*adev), GFP_KERNEL);440	if (!adev)441		return -ENOMEM;442	ret = avs_bus_init(adev, pci, id);443	if (ret < 0) {444		dev_err(dev, "failed to init avs bus: %d\n", ret);445		return ret;446	}447 448	ret = pci_request_regions(pci, "AVS HDAudio");449	if (ret < 0)450		return ret;451 452	bus = &adev->base.core;453	bus->addr = pci_resource_start(pci, 0);454	bus->remap_addr = pci_ioremap_bar(pci, 0);455	if (!bus->remap_addr) {456		dev_err(bus->dev, "ioremap error\n");457		ret = -ENXIO;458		goto err_remap_bar0;459	}460 461	adev->dsp_ba = pci_ioremap_bar(pci, 4);462	if (!adev->dsp_ba) {463		dev_err(bus->dev, "ioremap error\n");464		ret = -ENXIO;465		goto err_remap_bar4;466	}467 468	snd_hdac_bus_parse_capabilities(bus);469	if (bus->mlcap)470		snd_hdac_ext_bus_get_ml_capabilities(bus);471 472	if (dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)))473		dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));474	dma_set_max_seg_size(dev, UINT_MAX);475 476	ret = avs_hdac_bus_init_streams(bus);477	if (ret < 0) {478		dev_err(dev, "failed to init streams: %d\n", ret);479		goto err_init_streams;480	}481 482	ret = avs_hdac_acquire_irq(adev);483	if (ret < 0) {484		dev_err(bus->dev, "failed to acquire irq: %d\n", ret);485		goto err_acquire_irq;486	}487 488	pci_set_master(pci);489	pci_set_drvdata(pci, bus);490	device_disable_async_suspend(dev);491 492	ret = snd_hdac_i915_init(bus);493	if (ret == -EPROBE_DEFER)494		goto err_i915_init;495	else if (ret < 0)496		dev_info(bus->dev, "i915 init unsuccessful: %d\n", ret);497 498	schedule_work(&adev->probe_work);499 500	return 0;501 502err_i915_init:503	pci_free_irq(pci, 0, adev);504	pci_free_irq(pci, 0, bus);505	pci_free_irq_vectors(pci);506	pci_clear_master(pci);507	pci_set_drvdata(pci, NULL);508err_acquire_irq:509	snd_hdac_bus_free_stream_pages(bus);510	snd_hdac_ext_stream_free_all(bus);511err_init_streams:512	iounmap(adev->dsp_ba);513err_remap_bar4:514	iounmap(bus->remap_addr);515err_remap_bar0:516	pci_release_regions(pci);517	return ret;518}519 520static void avs_pci_shutdown(struct pci_dev *pci)521{522	struct hdac_bus *bus = pci_get_drvdata(pci);523	struct avs_dev *adev = hdac_to_avs(bus);524 525	cancel_work_sync(&adev->probe_work);526	avs_ipc_block(adev->ipc);527 528	snd_hdac_stop_streams(bus);529	avs_dsp_op(adev, int_control, false);530	snd_hdac_ext_bus_ppcap_int_enable(bus, false);531	snd_hdac_ext_bus_link_power_down_all(bus);532 533	snd_hdac_bus_stop_chip(bus);534	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);535 536	pci_free_irq(pci, 0, adev);537	pci_free_irq(pci, 0, bus);538	pci_free_irq_vectors(pci);539}540 541static void avs_pci_remove(struct pci_dev *pci)542{543	struct hdac_device *hdev, *save;544	struct hdac_bus *bus = pci_get_drvdata(pci);545	struct avs_dev *adev = hdac_to_avs(bus);546 547	cancel_work_sync(&adev->probe_work);548	avs_ipc_block(adev->ipc);549 550	avs_unregister_all_boards(adev);551 552	acpi_nhlt_put_gbl_table();553	avs_debugfs_exit(adev);554 555	if (avs_platattr_test(adev, CLDMA))556		hda_cldma_free(&code_loader);557 558	snd_hdac_stop_streams_and_chip(bus);559	avs_dsp_op(adev, int_control, false);560	snd_hdac_ext_bus_ppcap_int_enable(bus, false);561 562	/* it is safe to remove all codecs from the system now */563	list_for_each_entry_safe(hdev, save, &bus->codec_list, list)564		snd_hda_codec_unregister(hdac_to_hda_codec(hdev));565 566	snd_hdac_bus_free_stream_pages(bus);567	snd_hdac_ext_stream_free_all(bus);568	/* reverse ml_capabilities */569	snd_hdac_ext_link_free_all(bus);570	snd_hdac_ext_bus_exit(bus);571 572	avs_dsp_core_disable(adev, GENMASK(adev->hw_cfg.dsp_cores - 1, 0));573	snd_hdac_ext_bus_ppcap_enable(bus, false);574 575	/* snd_hdac_stop_streams_and_chip does that already? */576	snd_hdac_bus_stop_chip(bus);577	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);578	if (bus->audio_component)579		snd_hdac_i915_exit(bus);580 581	avs_module_info_free(adev);582	pci_free_irq(pci, 0, adev);583	pci_free_irq(pci, 0, bus);584	pci_free_irq_vectors(pci);585	iounmap(bus->remap_addr);586	iounmap(adev->dsp_ba);587	pci_release_regions(pci);588 589	/* Firmware is not needed anymore */590	avs_release_firmwares(adev);591 592	/* pm_runtime_forbid() can rpm_resume() which we do not want */593	pm_runtime_disable(&pci->dev);594	pm_runtime_forbid(&pci->dev);595	pm_runtime_enable(&pci->dev);596	pm_runtime_get_noresume(&pci->dev);597}598 599static int avs_suspend_standby(struct avs_dev *adev)600{601	struct hdac_bus *bus = &adev->base.core;602	struct pci_dev *pci = adev->base.pci;603 604	if (bus->cmd_dma_state)605		snd_hdac_bus_stop_cmd_io(bus);606 607	snd_hdac_ext_bus_link_power_down_all(bus);608 609	enable_irq_wake(pci->irq);610	pci_save_state(pci);611 612	return 0;613}614 615static int __maybe_unused avs_suspend_common(struct avs_dev *adev, bool low_power)616{617	struct hdac_bus *bus = &adev->base.core;618	int ret;619 620	flush_work(&adev->probe_work);621	if (low_power && adev->num_lp_paths)622		return avs_suspend_standby(adev);623 624	snd_hdac_ext_bus_link_power_down_all(bus);625 626	ret = avs_ipc_set_dx(adev, AVS_MAIN_CORE_MASK, false);627	/*628	 * pm_runtime is blocked on DSP failure but system-wide suspend is not.629	 * Do not block entire system from suspending if that's the case.630	 */631	if (ret && ret != -EPERM) {632		dev_err(adev->dev, "set dx failed: %d\n", ret);633		return AVS_IPC_RET(ret);634	}635 636	avs_ipc_block(adev->ipc);637	avs_dsp_op(adev, int_control, false);638	snd_hdac_ext_bus_ppcap_int_enable(bus, false);639 640	ret = avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK);641	if (ret < 0) {642		dev_err(adev->dev, "core_mask %ld disable failed: %d\n", AVS_MAIN_CORE_MASK, ret);643		return ret;644	}645 646	snd_hdac_ext_bus_ppcap_enable(bus, false);647	/* disable LP SRAM retention */648	avs_hda_power_gating_enable(adev, false);649	snd_hdac_bus_stop_chip(bus);650	/* disable CG when putting controller to reset */651	avs_hdac_clock_gating_enable(bus, false);652	snd_hdac_bus_enter_link_reset(bus);653	avs_hdac_clock_gating_enable(bus, true);654 655	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);656 657	return 0;658}659 660static int avs_resume_standby(struct avs_dev *adev)661{662	struct hdac_bus *bus = &adev->base.core;663	struct pci_dev *pci = adev->base.pci;664 665	pci_restore_state(pci);666	disable_irq_wake(pci->irq);667 668	snd_hdac_ext_bus_link_power_up_all(bus);669 670	if (bus->cmd_dma_state)671		snd_hdac_bus_init_cmd_io(bus);672 673	return 0;674}675 676static int __maybe_unused avs_resume_common(struct avs_dev *adev, bool low_power, bool purge)677{678	struct hdac_bus *bus = &adev->base.core;679	int ret;680 681	if (low_power && adev->num_lp_paths)682		return avs_resume_standby(adev);683 684	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true);685	avs_hdac_bus_init_chip(bus, true);686 687	snd_hdac_ext_bus_ppcap_enable(bus, true);688	snd_hdac_ext_bus_ppcap_int_enable(bus, true);689 690	ret = avs_dsp_boot_firmware(adev, purge);691	if (ret < 0) {692		dev_err(adev->dev, "firmware boot failed: %d\n", ret);693		return ret;694	}695 696	return 0;697}698 699static int __maybe_unused avs_suspend(struct device *dev)700{701	return avs_suspend_common(to_avs_dev(dev), true);702}703 704static int __maybe_unused avs_resume(struct device *dev)705{706	return avs_resume_common(to_avs_dev(dev), true, true);707}708 709static int __maybe_unused avs_runtime_suspend(struct device *dev)710{711	return avs_suspend_common(to_avs_dev(dev), true);712}713 714static int __maybe_unused avs_runtime_resume(struct device *dev)715{716	return avs_resume_common(to_avs_dev(dev), true, false);717}718 719static int __maybe_unused avs_freeze(struct device *dev)720{721	return avs_suspend_common(to_avs_dev(dev), false);722}723static int __maybe_unused avs_thaw(struct device *dev)724{725	return avs_resume_common(to_avs_dev(dev), false, true);726}727 728static int __maybe_unused avs_poweroff(struct device *dev)729{730	return avs_suspend_common(to_avs_dev(dev), false);731}732 733static int __maybe_unused avs_restore(struct device *dev)734{735	return avs_resume_common(to_avs_dev(dev), false, true);736}737 738static const struct dev_pm_ops avs_dev_pm = {739	.suspend = avs_suspend,740	.resume = avs_resume,741	.freeze = avs_freeze,742	.thaw = avs_thaw,743	.poweroff = avs_poweroff,744	.restore = avs_restore,745	SET_RUNTIME_PM_OPS(avs_runtime_suspend, avs_runtime_resume, NULL)746};747 748static const struct avs_sram_spec skl_sram_spec = {749	.base_offset = SKL_ADSP_SRAM_BASE_OFFSET,750	.window_size = SKL_ADSP_SRAM_WINDOW_SIZE,751	.rom_status_offset = SKL_ADSP_SRAM_BASE_OFFSET,752};753 754static const struct avs_sram_spec apl_sram_spec = {755	.base_offset = APL_ADSP_SRAM_BASE_OFFSET,756	.window_size = APL_ADSP_SRAM_WINDOW_SIZE,757	.rom_status_offset = APL_ADSP_SRAM_BASE_OFFSET,758};759 760static const struct avs_hipc_spec skl_hipc_spec = {761	.req_offset = SKL_ADSP_REG_HIPCI,762	.req_ext_offset = SKL_ADSP_REG_HIPCIE,763	.req_busy_mask = SKL_ADSP_HIPCI_BUSY,764	.ack_offset = SKL_ADSP_REG_HIPCIE,765	.ack_done_mask = SKL_ADSP_HIPCIE_DONE,766	.rsp_offset = SKL_ADSP_REG_HIPCT,767	.rsp_busy_mask = SKL_ADSP_HIPCT_BUSY,768	.ctl_offset = SKL_ADSP_REG_HIPCCTL,769};770 771static const struct avs_hipc_spec cnl_hipc_spec = {772	.req_offset = CNL_ADSP_REG_HIPCIDR,773	.req_ext_offset = CNL_ADSP_REG_HIPCIDD,774	.req_busy_mask = CNL_ADSP_HIPCIDR_BUSY,775	.ack_offset = CNL_ADSP_REG_HIPCIDA,776	.ack_done_mask = CNL_ADSP_HIPCIDA_DONE,777	.rsp_offset = CNL_ADSP_REG_HIPCTDR,778	.rsp_busy_mask = CNL_ADSP_HIPCTDR_BUSY,779	.ctl_offset = CNL_ADSP_REG_HIPCCTL,780};781 782static const struct avs_spec skl_desc = {783	.name = "skl",784	.min_fw_version = { 9, 21, 0, 4732 },785	.dsp_ops = &avs_skl_dsp_ops,786	.core_init_mask = 1,787	.attributes = AVS_PLATATTR_CLDMA,788	.sram = &skl_sram_spec,789	.hipc = &skl_hipc_spec,790};791 792static const struct avs_spec apl_desc = {793	.name = "apl",794	.min_fw_version = { 9, 22, 1, 4323 },795	.dsp_ops = &avs_apl_dsp_ops,796	.core_init_mask = 3,797	.attributes = AVS_PLATATTR_IMR,798	.sram = &apl_sram_spec,799	.hipc = &skl_hipc_spec,800};801 802static const struct avs_spec cnl_desc = {803	.name = "cnl",804	.min_fw_version = { 10, 23, 0, 5314 },805	.dsp_ops = &avs_cnl_dsp_ops,806	.core_init_mask = 1,807	.attributes = AVS_PLATATTR_IMR,808	.sram = &apl_sram_spec,809	.hipc = &cnl_hipc_spec,810};811 812static const struct avs_spec icl_desc = {813	.name = "icl",814	.min_fw_version = { 10, 23, 0, 5040 },815	.dsp_ops = &avs_icl_dsp_ops,816	.core_init_mask = 1,817	.attributes = AVS_PLATATTR_IMR,818	.sram = &apl_sram_spec,819	.hipc = &cnl_hipc_spec,820};821 822static const struct avs_spec jsl_desc = {823	.name = "jsl",824	.min_fw_version = { 10, 26, 0, 5872 },825	.dsp_ops = &avs_icl_dsp_ops,826	.core_init_mask = 1,827	.attributes = AVS_PLATATTR_IMR,828	.sram = &apl_sram_spec,829	.hipc = &cnl_hipc_spec,830};831 832#define AVS_TGL_BASED_SPEC(sname)		\833static const struct avs_spec sname##_desc = {	\834	.name = #sname,				\835	.min_fw_version = { 10,	29, 0, 5646 },	\836	.dsp_ops = &avs_tgl_dsp_ops,		\837	.core_init_mask = 1,			\838	.attributes = AVS_PLATATTR_IMR,		\839	.sram = &apl_sram_spec,			\840	.hipc = &cnl_hipc_spec,			\841}842 843AVS_TGL_BASED_SPEC(lkf);844AVS_TGL_BASED_SPEC(tgl);845AVS_TGL_BASED_SPEC(ehl);846AVS_TGL_BASED_SPEC(adl);847AVS_TGL_BASED_SPEC(adl_n);848 849static const struct pci_device_id avs_ids[] = {850	{ PCI_DEVICE_DATA(INTEL, HDA_SKL_LP, &skl_desc) },851	{ PCI_DEVICE_DATA(INTEL, HDA_SKL, &skl_desc) },852	{ PCI_DEVICE_DATA(INTEL, HDA_KBL_LP, &skl_desc) },853	{ PCI_DEVICE_DATA(INTEL, HDA_KBL, &skl_desc) },854	{ PCI_DEVICE_DATA(INTEL, HDA_KBL_H, &skl_desc) },855	{ PCI_DEVICE_DATA(INTEL, HDA_CML_S, &skl_desc) },856	{ PCI_DEVICE_DATA(INTEL, HDA_APL, &apl_desc) },857	{ PCI_DEVICE_DATA(INTEL, HDA_GML, &apl_desc) },858	{ PCI_DEVICE_DATA(INTEL, HDA_CNL_LP,	&cnl_desc) },859	{ PCI_DEVICE_DATA(INTEL, HDA_CNL_H,	&cnl_desc) },860	{ PCI_DEVICE_DATA(INTEL, HDA_CML_LP,	&cnl_desc) },861	{ PCI_DEVICE_DATA(INTEL, HDA_CML_H,	&cnl_desc) },862	{ PCI_DEVICE_DATA(INTEL, HDA_RKL_S,	&cnl_desc) },863	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_LP,	&icl_desc) },864	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_N,	&icl_desc) },865	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_H,	&icl_desc) },866	{ PCI_DEVICE_DATA(INTEL, HDA_JSL_N,	&jsl_desc) },867	{ PCI_DEVICE_DATA(INTEL, HDA_LKF,	&lkf_desc) },868	{ PCI_DEVICE_DATA(INTEL, HDA_TGL_LP,	&tgl_desc) },869	{ PCI_DEVICE_DATA(INTEL, HDA_TGL_H,	&tgl_desc) },870	{ PCI_DEVICE_DATA(INTEL, HDA_CML_R,	&tgl_desc) },871	{ PCI_DEVICE_DATA(INTEL, HDA_EHL_0,	&ehl_desc) },872	{ PCI_DEVICE_DATA(INTEL, HDA_EHL_3,	&ehl_desc) },873	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_S,	&adl_desc) },874	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_P,	&adl_desc) },875	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_PS,	&adl_desc) },876	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_M,	&adl_desc) },877	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_PX,	&adl_desc) },878	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_N,	&adl_n_desc) },879	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_S,	&adl_desc) },880	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_P_0,	&adl_desc) },881	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_P_1,	&adl_desc) },882	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_M,	&adl_desc) },883	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_PX,	&adl_desc) },884	{ 0 }885};886MODULE_DEVICE_TABLE(pci, avs_ids);887 888static struct pci_driver avs_pci_driver = {889	.name = KBUILD_MODNAME,890	.id_table = avs_ids,891	.probe = avs_pci_probe,892	.remove = avs_pci_remove,893	.shutdown = avs_pci_shutdown,894	.dev_groups = avs_attr_groups,895	.driver = {896		.pm = &avs_dev_pm,897	},898};899module_pci_driver(avs_pci_driver);900 901MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");902MODULE_AUTHOR("Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>");903MODULE_DESCRIPTION("Intel cAVS sound driver");904MODULE_LICENSE("GPL");905