Lines Matching +full:pci +full:- +full:dev
1 // SPDX-License-Identifier: GPL-2.0-only
3 * AMD Pink Sardine ACP PCI Driver
8 #include <linux/pci.h>
20 #include "../mach-config.h"
70 static int acp63_init(void __iomem *acp_base, struct device *dev) in acp63_init() argument
76 dev_err(dev, "ACP power on failed\n"); in acp63_init()
82 dev_err(dev, "ACP reset failed\n"); in acp63_init()
90 static int acp63_deinit(void __iomem *acp_base, struct device *dev) in acp63_deinit() argument
97 dev_err(dev, "ACP reset failed\n"); in acp63_deinit()
111 sdw_dma_data = dev_get_drvdata(&adata->sdw_dma_dev->dev); in acp63_irq_thread()
114 if (adata->sdw0_dma_intr_stat[stream_index]) { in acp63_irq_thread()
115 if (sdw_dma_data->sdw0_dma_stream[stream_index]) in acp63_irq_thread()
116 snd_pcm_period_elapsed(sdw_dma_data->sdw0_dma_stream[stream_index]); in acp63_irq_thread()
117 adata->sdw0_dma_intr_stat[stream_index] = 0; in acp63_irq_thread()
121 if (adata->sdw1_dma_intr_stat[stream_index]) { in acp63_irq_thread()
122 if (sdw_dma_data->sdw1_dma_stream[stream_index]) in acp63_irq_thread()
123 snd_pcm_period_elapsed(sdw_dma_data->sdw1_dma_stream[stream_index]); in acp63_irq_thread()
124 adata->sdw1_dma_intr_stat[stream_index] = 0; in acp63_irq_thread()
149 ext_intr_stat = readl(adata->acp63_base + ACP_EXTERNAL_INTR_STAT); in acp63_irq_handler()
151 writel(ACP_SDW0_STAT, adata->acp63_base + ACP_EXTERNAL_INTR_STAT); in acp63_irq_handler()
152 amd_manager = dev_get_drvdata(&adata->sdw->pdev[0]->dev); in acp63_irq_handler()
154 schedule_work(&amd_manager->amd_sdw_irq_thread); in acp63_irq_handler()
158 ext_intr_stat1 = readl(adata->acp63_base + ACP_EXTERNAL_INTR_STAT1); in acp63_irq_handler()
160 writel(ACP_SDW1_STAT, adata->acp63_base + ACP_EXTERNAL_INTR_STAT1); in acp63_irq_handler()
161 amd_manager = dev_get_drvdata(&adata->sdw->pdev[1]->dev); in acp63_irq_handler()
163 schedule_work(&amd_manager->amd_sdw_irq_thread); in acp63_irq_handler()
168 writel(ACP_ERROR_IRQ, adata->acp63_base + ACP_EXTERNAL_INTR_STAT); in acp63_irq_handler()
170 writel(0, adata->acp63_base + ACP_SW0_I2S_ERROR_REASON); in acp63_irq_handler()
171 writel(0, adata->acp63_base + ACP_SW1_I2S_ERROR_REASON); in acp63_irq_handler()
172 writel(0, adata->acp63_base + ACP_ERROR_STATUS); in acp63_irq_handler()
177 ps_pdm_data = dev_get_drvdata(&adata->pdm_dev->dev); in acp63_irq_handler()
178 writel(BIT(PDM_DMA_STAT), adata->acp63_base + ACP_EXTERNAL_INTR_STAT); in acp63_irq_handler()
179 if (ps_pdm_data->capture_stream) in acp63_irq_handler()
180 snd_pcm_period_elapsed(ps_pdm_data->capture_stream); in acp63_irq_handler()
186 writel(BIT(index), adata->acp63_base + ACP_EXTERNAL_INTR_STAT); in acp63_irq_handler()
208 adata->sdw0_dma_intr_stat[stream_id] = 1; in acp63_irq_handler()
216 adata->acp63_base + ACP_EXTERNAL_INTR_STAT1); in acp63_irq_handler()
217 adata->sdw1_dma_intr_stat[ACP_SDW1_AUDIO1_RX] = 1; in acp63_irq_handler()
223 adata->acp63_base + ACP_EXTERNAL_INTR_STAT1); in acp63_irq_handler()
224 adata->sdw1_dma_intr_stat[ACP_SDW1_AUDIO1_TX] = 1; in acp63_irq_handler()
238 static int acp_scan_sdw_devices(struct device *dev, u64 addr) in acp_scan_sdw_devices() argument
243 acp_data = dev_get_drvdata(dev); in acp_scan_sdw_devices()
245 return -ENODEV; in acp_scan_sdw_devices()
247 sdw_dev = acpi_find_child_device(ACPI_COMPANION(dev), addr, 0); in acp_scan_sdw_devices()
249 return -ENODEV; in acp_scan_sdw_devices()
251 acp_data->info.handle = sdw_dev->handle; in acp_scan_sdw_devices()
252 acp_data->info.count = AMD_SDW_MAX_MANAGERS; in acp_scan_sdw_devices()
253 return amd_sdw_scan_controller(&acp_data->info); in acp_scan_sdw_devices()
256 static int amd_sdw_probe(struct device *dev) in amd_sdw_probe() argument
262 acp_data = dev_get_drvdata(dev); in amd_sdw_probe()
264 sdw_res.addr = acp_data->addr; in amd_sdw_probe()
265 sdw_res.reg_range = acp_data->reg_range; in amd_sdw_probe()
266 sdw_res.handle = acp_data->info.handle; in amd_sdw_probe()
267 sdw_res.parent = dev; in amd_sdw_probe()
268 sdw_res.dev = dev; in amd_sdw_probe()
269 sdw_res.acp_lock = &acp_data->acp_lock; in amd_sdw_probe()
270 sdw_res.count = acp_data->info.count; in amd_sdw_probe()
271 sdw_res.mmio_base = acp_data->acp63_base; in amd_sdw_probe()
272 sdw_res.acp_rev = acp_data->acp_rev; in amd_sdw_probe()
273 sdw_res.link_mask = acp_data->info.link_mask; in amd_sdw_probe()
274 ret = sdw_amd_probe(&sdw_res, &acp_data->sdw); in amd_sdw_probe()
276 dev_err(dev, "error: SoundWire probe failed\n"); in amd_sdw_probe()
282 if (acp_data->sdw) in amd_sdw_exit()
283 sdw_amd_exit(acp_data->sdw); in amd_sdw_exit()
284 acp_data->sdw = NULL; in amd_sdw_exit()
289 static struct snd_soc_acpi_mach *acp63_sdw_machine_select(struct device *dev) in acp63_sdw_machine_select() argument
293 struct acp63_dev_data *acp_data = dev_get_drvdata(dev); in acp63_sdw_machine_select()
296 if (acp_data->info.count) { in acp63_sdw_machine_select()
297 ret = sdw_amd_get_slave_info(acp_data->sdw); in acp63_sdw_machine_select()
299 dev_dbg(dev, "failed to read slave information\n"); in acp63_sdw_machine_select()
302 for (mach = acp_data->machines; mach; mach++) { in acp63_sdw_machine_select()
303 if (!mach->links) in acp63_sdw_machine_select()
305 link = mach->links; in acp63_sdw_machine_select()
306 for (i = 0; i < acp_data->info.count && link->num_adr; link++, i++) { in acp63_sdw_machine_select()
307 if (!snd_soc_acpi_sdw_link_slaves_found(dev, link, in acp63_sdw_machine_select()
308 acp_data->sdw->peripherals)) in acp63_sdw_machine_select()
311 if (i == acp_data->info.count || !link->num_adr) in acp63_sdw_machine_select()
314 if (mach && mach->link_mask) { in acp63_sdw_machine_select()
315 mach->mach_params.links = mach->links; in acp63_sdw_machine_select()
316 mach->mach_params.link_mask = mach->link_mask; in acp63_sdw_machine_select()
317 mach->mach_params.subsystem_rev = acp_data->acp_rev; in acp63_sdw_machine_select()
321 dev_dbg(dev, "No SoundWire machine driver found\n"); in acp63_sdw_machine_select()
325 static int acp_scan_sdw_devices(struct device *dev, u64 addr) in acp_scan_sdw_devices() argument
330 static int amd_sdw_probe(struct device *dev) in amd_sdw_probe() argument
340 static struct snd_soc_acpi_mach *acp63_sdw_machine_select(struct device *dev) in acp63_sdw_machine_select() argument
346 static int acp63_machine_register(struct device *dev) in acp63_machine_register() argument
349 struct acp63_dev_data *adata = dev_get_drvdata(dev); in acp63_machine_register()
352 if (adata->is_sdw_dev && adata->is_sdw_config) { in acp63_machine_register()
353 size = sizeof(*adata->machines); in acp63_machine_register()
354 mach = acp63_sdw_machine_select(dev); in acp63_machine_register()
356 adata->mach_dev = platform_device_register_data(dev, mach->drv_name, in acp63_machine_register()
359 if (IS_ERR(adata->mach_dev)) { in acp63_machine_register()
360 dev_err(dev, in acp63_machine_register()
362 return PTR_ERR(adata->mach_dev); in acp63_machine_register()
366 } else if (adata->is_pdm_dev && !adata->is_sdw_dev && adata->is_pdm_config) { in acp63_machine_register()
367 adata->mach_dev = platform_device_register_data(dev, "acp_ps_mach", in acp63_machine_register()
369 if (IS_ERR(adata->mach_dev)) { in acp63_machine_register()
370 dev_err(dev, "cannot register amd_ps_mach device\n"); in acp63_machine_register()
371 return PTR_ERR(adata->mach_dev); in acp63_machine_register()
377 static int get_acp63_device_config(struct pci_dev *pci, struct acp63_dev_data *acp_data) in get_acp63_device_config() argument
389 /* IF WOV entry not found, enable dmic based on acp-audio-device-type entry*/ in get_acp63_device_config()
393 config = readl(acp_data->acp63_base + ACP_PIN_CONFIG); in get_acp63_device_config()
399 acp_data->is_pdm_config = true; in get_acp63_device_config()
403 acp_data->is_sdw_config = true; in get_acp63_device_config()
411 acp_data->is_pdm_config = true; in get_acp63_device_config()
412 acp_data->is_sdw_config = true; in get_acp63_device_config()
418 if (acp_data->is_pdm_config) { in get_acp63_device_config()
419 pdm_dev = acpi_find_child_device(ACPI_COMPANION(&pci->dev), ACP63_DMIC_ADDR, 0); in get_acp63_device_config()
422 if (!acpi_dev_get_property(pdm_dev, "acp-audio-device-type", in get_acp63_device_config()
424 obj->integer.value == ACP_DMIC_DEV) in get_acp63_device_config()
428 handle = ACPI_HANDLE(&pci->dev); in get_acp63_device_config()
437 if (acp_data->is_sdw_config) { in get_acp63_device_config()
438 ret = acp_scan_sdw_devices(&pci->dev, ACP63_SDW_ADDR); in get_acp63_device_config()
439 if (!ret && acp_data->info.link_mask) in get_acp63_device_config()
443 acp_data->is_pdm_dev = is_dmic_dev; in get_acp63_device_config()
444 acp_data->is_sdw_dev = is_sdw_dev; in get_acp63_device_config()
446 dev_dbg(&pci->dev, "No PDM or SoundWire manager devices found\n"); in get_acp63_device_config()
447 return -ENODEV; in get_acp63_device_config()
461 pdevinfo->name = name; in acp63_fill_platform_dev_info()
462 pdevinfo->id = id; in acp63_fill_platform_dev_info()
463 pdevinfo->parent = parent; in acp63_fill_platform_dev_info()
464 pdevinfo->num_res = num_res; in acp63_fill_platform_dev_info()
465 pdevinfo->res = res; in acp63_fill_platform_dev_info()
466 pdevinfo->data = data; in acp63_fill_platform_dev_info()
467 pdevinfo->size_data = size_data; in acp63_fill_platform_dev_info()
468 pdevinfo->fwnode = fw_node; in acp63_fill_platform_dev_info()
471 static int create_acp63_platform_devs(struct pci_dev *pci, struct acp63_dev_data *adata, u32 addr) in create_acp63_platform_devs() argument
477 parent = &pci->dev; in create_acp63_platform_devs()
479 if (adata->is_sdw_dev || adata->is_pdm_dev) { in create_acp63_platform_devs()
480 adata->res = devm_kzalloc(&pci->dev, sizeof(struct resource), GFP_KERNEL); in create_acp63_platform_devs()
481 if (!adata->res) { in create_acp63_platform_devs()
482 ret = -ENOMEM; in create_acp63_platform_devs()
485 adata->res->flags = IORESOURCE_MEM; in create_acp63_platform_devs()
486 adata->res->start = addr; in create_acp63_platform_devs()
487 adata->res->end = addr + (ACP63_REG_END - ACP63_REG_START); in create_acp63_platform_devs()
491 if (adata->is_pdm_dev && adata->is_pdm_config) { in create_acp63_platform_devs()
493 0, adata->res, 1, NULL, 0); in create_acp63_platform_devs()
495 adata->pdm_dev = platform_device_register_full(&pdevinfo); in create_acp63_platform_devs()
496 if (IS_ERR(adata->pdm_dev)) { in create_acp63_platform_devs()
497 dev_err(&pci->dev, in create_acp63_platform_devs()
499 ret = PTR_ERR(adata->pdm_dev); in create_acp63_platform_devs()
503 acp63_fill_platform_dev_info(&pdevinfo, parent, NULL, "dmic-codec", in create_acp63_platform_devs()
505 adata->dmic_codec_dev = platform_device_register_full(&pdevinfo); in create_acp63_platform_devs()
506 if (IS_ERR(adata->dmic_codec_dev)) { in create_acp63_platform_devs()
507 dev_err(&pci->dev, in create_acp63_platform_devs()
509 ret = PTR_ERR(adata->dmic_codec_dev); in create_acp63_platform_devs()
513 if (adata->is_sdw_dev && adata->is_sdw_config) { in create_acp63_platform_devs()
514 ret = amd_sdw_probe(&pci->dev); in create_acp63_platform_devs()
516 if (adata->is_pdm_dev) in create_acp63_platform_devs()
523 0, adata->res, 1, NULL, 0); in create_acp63_platform_devs()
525 adata->sdw_dma_dev = platform_device_register_full(&pdevinfo); in create_acp63_platform_devs()
526 if (IS_ERR(adata->sdw_dma_dev)) { in create_acp63_platform_devs()
527 dev_err(&pci->dev, in create_acp63_platform_devs()
529 ret = PTR_ERR(adata->sdw_dma_dev); in create_acp63_platform_devs()
530 if (adata->is_pdm_dev) in create_acp63_platform_devs()
539 platform_device_unregister(adata->dmic_codec_dev); in create_acp63_platform_devs()
541 platform_device_unregister(adata->pdm_dev); in create_acp63_platform_devs()
543 if (acp63_deinit(adata->acp63_base, &pci->dev)) in create_acp63_platform_devs()
544 dev_err(&pci->dev, "ACP de-init failed\n"); in create_acp63_platform_devs()
548 static int snd_acp63_probe(struct pci_dev *pci, in snd_acp63_probe() argument
559 flag = snd_amd_acp_find_config(pci); in snd_acp63_probe()
561 return -ENODEV; in snd_acp63_probe()
564 switch (pci->revision) { in snd_acp63_probe()
568 dev_dbg(&pci->dev, "acp63 pci device not found\n"); in snd_acp63_probe()
569 return -ENODEV; in snd_acp63_probe()
571 if (pci_enable_device(pci)) { in snd_acp63_probe()
572 dev_err(&pci->dev, "pci_enable_device failed\n"); in snd_acp63_probe()
573 return -ENODEV; in snd_acp63_probe()
576 ret = pci_request_regions(pci, "AMD ACP6.2 audio"); in snd_acp63_probe()
578 dev_err(&pci->dev, "pci_request_regions failed\n"); in snd_acp63_probe()
581 adata = devm_kzalloc(&pci->dev, sizeof(struct acp63_dev_data), in snd_acp63_probe()
584 ret = -ENOMEM; in snd_acp63_probe()
588 addr = pci_resource_start(pci, 0); in snd_acp63_probe()
589 adata->acp63_base = devm_ioremap(&pci->dev, addr, in snd_acp63_probe()
590 pci_resource_len(pci, 0)); in snd_acp63_probe()
591 if (!adata->acp63_base) { in snd_acp63_probe()
592 ret = -ENOMEM; in snd_acp63_probe()
595 adata->addr = addr; in snd_acp63_probe()
596 adata->reg_range = ACP63_REG_END - ACP63_REG_START; in snd_acp63_probe()
597 adata->acp_rev = pci->revision; in snd_acp63_probe()
598 pci_set_master(pci); in snd_acp63_probe()
599 pci_set_drvdata(pci, adata); in snd_acp63_probe()
600 mutex_init(&adata->acp_lock); in snd_acp63_probe()
601 ret = acp63_init(adata->acp63_base, &pci->dev); in snd_acp63_probe()
604 ret = devm_request_threaded_irq(&pci->dev, pci->irq, acp63_irq_handler, in snd_acp63_probe()
607 dev_err(&pci->dev, "ACP PCI IRQ request failed\n"); in snd_acp63_probe()
610 ret = get_acp63_device_config(pci, adata); in snd_acp63_probe()
611 /* ACP PCI driver probe should be continued even PDM or SoundWire Devices are not found */ in snd_acp63_probe()
613 dev_dbg(&pci->dev, "get acp device config failed:%d\n", ret); in snd_acp63_probe()
616 ret = create_acp63_platform_devs(pci, adata, addr); in snd_acp63_probe()
618 dev_err(&pci->dev, "ACP platform devices creation failed\n"); in snd_acp63_probe()
621 adata->machines = snd_soc_acpi_amd_acp63_sdw_machines; in snd_acp63_probe()
622 ret = acp63_machine_register(&pci->dev); in snd_acp63_probe()
624 dev_err(&pci->dev, "ACP machine register failed\n"); in snd_acp63_probe()
628 device_set_wakeup_enable(&pci->dev, true); in snd_acp63_probe()
629 pm_runtime_set_autosuspend_delay(&pci->dev, ACP_SUSPEND_DELAY_MS); in snd_acp63_probe()
630 pm_runtime_use_autosuspend(&pci->dev); in snd_acp63_probe()
631 pm_runtime_put_noidle(&pci->dev); in snd_acp63_probe()
632 pm_runtime_allow(&pci->dev); in snd_acp63_probe()
635 if (acp63_deinit(adata->acp63_base, &pci->dev)) in snd_acp63_probe()
636 dev_err(&pci->dev, "ACP de-init failed\n"); in snd_acp63_probe()
638 pci_release_regions(pci); in snd_acp63_probe()
640 pci_disable_device(pci); in snd_acp63_probe()
649 sdw0_en = readl(adata->acp63_base + ACP_SW0_EN); in check_acp_sdw_enable_status()
650 sdw1_en = readl(adata->acp63_base + ACP_SW1_EN); in check_acp_sdw_enable_status()
658 val = readl(adata->acp63_base + ACP_SW0_WAKE_EN); in handle_acp63_sdw_pme_event()
659 if (val && adata->sdw->pdev[0]) in handle_acp63_sdw_pme_event()
660 pm_request_resume(&adata->sdw->pdev[0]->dev); in handle_acp63_sdw_pme_event()
662 val = readl(adata->acp63_base + ACP_SW1_WAKE_EN); in handle_acp63_sdw_pme_event()
663 if (val && adata->sdw->pdev[1]) in handle_acp63_sdw_pme_event()
664 pm_request_resume(&adata->sdw->pdev[1]->dev); in handle_acp63_sdw_pme_event()
667 static int __maybe_unused snd_acp63_suspend(struct device *dev) in snd_acp63_suspend() argument
672 adata = dev_get_drvdata(dev); in snd_acp63_suspend()
673 if (adata->is_sdw_dev) { in snd_acp63_suspend()
674 adata->sdw_en_stat = check_acp_sdw_enable_status(adata); in snd_acp63_suspend()
675 if (adata->sdw_en_stat) { in snd_acp63_suspend()
676 writel(1, adata->acp63_base + ACP_ZSC_DSP_CTRL); in snd_acp63_suspend()
680 ret = acp63_deinit(adata->acp63_base, dev); in snd_acp63_suspend()
682 dev_err(dev, "ACP de-init failed\n"); in snd_acp63_suspend()
687 static int __maybe_unused snd_acp63_runtime_resume(struct device *dev) in snd_acp63_runtime_resume() argument
692 adata = dev_get_drvdata(dev); in snd_acp63_runtime_resume()
693 if (adata->sdw_en_stat) { in snd_acp63_runtime_resume()
694 writel(0, adata->acp63_base + ACP_ZSC_DSP_CTRL); in snd_acp63_runtime_resume()
697 ret = acp63_init(adata->acp63_base, dev); in snd_acp63_runtime_resume()
699 dev_err(dev, "ACP init failed\n"); in snd_acp63_runtime_resume()
703 if (!adata->sdw_en_stat) in snd_acp63_runtime_resume()
708 static int __maybe_unused snd_acp63_resume(struct device *dev) in snd_acp63_resume() argument
713 adata = dev_get_drvdata(dev); in snd_acp63_resume()
714 if (adata->sdw_en_stat) { in snd_acp63_resume()
715 writel(0, adata->acp63_base + ACP_ZSC_DSP_CTRL); in snd_acp63_resume()
719 ret = acp63_init(adata->acp63_base, dev); in snd_acp63_resume()
721 dev_err(dev, "ACP init failed\n"); in snd_acp63_resume()
731 static void snd_acp63_remove(struct pci_dev *pci) in snd_acp63_remove() argument
736 adata = pci_get_drvdata(pci); in snd_acp63_remove()
737 if (adata->sdw) { in snd_acp63_remove()
739 platform_device_unregister(adata->sdw_dma_dev); in snd_acp63_remove()
741 if (adata->is_pdm_dev) { in snd_acp63_remove()
742 platform_device_unregister(adata->pdm_dev); in snd_acp63_remove()
743 platform_device_unregister(adata->dmic_codec_dev); in snd_acp63_remove()
745 if (adata->mach_dev) in snd_acp63_remove()
746 platform_device_unregister(adata->mach_dev); in snd_acp63_remove()
747 ret = acp63_deinit(adata->acp63_base, &pci->dev); in snd_acp63_remove()
749 dev_err(&pci->dev, "ACP de-init failed\n"); in snd_acp63_remove()
750 pm_runtime_forbid(&pci->dev); in snd_acp63_remove()
751 pm_runtime_get_noresume(&pci->dev); in snd_acp63_remove()
752 pci_release_regions(pci); in snd_acp63_remove()
753 pci_disable_device(pci); in snd_acp63_remove()
762 MODULE_DEVICE_TABLE(pci, snd_acp63_ids);
778 MODULE_DESCRIPTION("AMD ACP Pink Sardine PCI driver");