diff options
Diffstat (limited to 'sound/soc/sof/intel/lnl.c')
| -rw-r--r-- | sound/soc/sof/intel/lnl.c | 163 |
1 files changed, 71 insertions, 92 deletions
diff --git a/sound/soc/sof/intel/lnl.c b/sound/soc/sof/intel/lnl.c index 7ae017a00184..2f3222040f98 100644 --- a/sound/soc/sof/intel/lnl.c +++ b/sound/soc/sof/intel/lnl.c @@ -1,11 +1,12 @@ // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) // -// Copyright(c) 2023 Intel Corporation. All rights reserved. +// Copyright(c) 2023 Intel Corporation /* * Hardware interface for audio DSP on LunarLake. */ +#include <linux/debugfs.h> #include <linux/firmware.h> #include <sound/hda_register.h> #include <sound/sof/ipc4/header.h> @@ -16,28 +17,21 @@ #include "hda-ipc.h" #include "../sof-audio.h" #include "mtl.h" +#include "lnl.h" #include <sound/hda-mlink.h> -/* LunarLake ops */ -struct snd_sof_dsp_ops sof_lnl_ops; -EXPORT_SYMBOL_NS(sof_lnl_ops, SND_SOC_SOF_INTEL_HDA_COMMON); - -static const struct snd_sof_debugfs_map lnl_dsp_debugfs[] = { - {"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS}, - {"pp", HDA_DSP_PP_BAR, 0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS}, - {"dsp", HDA_DSP_BAR, 0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS}, -}; - /* this helps allows the DSP to setup DMIC/SSP */ -static int hdac_bus_offload_dmic_ssp(struct hdac_bus *bus) +static int hdac_bus_offload_dmic_ssp(struct hdac_bus *bus, bool enable) { int ret; - ret = hdac_bus_eml_enable_offload(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_SSP, true); + ret = hdac_bus_eml_enable_offload(bus, true, + AZX_REG_ML_LEPTR_ID_INTEL_SSP, enable); if (ret < 0) return ret; - ret = hdac_bus_eml_enable_offload(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_DMIC, true); + ret = hdac_bus_eml_enable_offload(bus, true, + AZX_REG_ML_LEPTR_ID_INTEL_DMIC, enable); if (ret < 0) return ret; @@ -52,7 +46,19 @@ static int lnl_hda_dsp_probe(struct snd_sof_dev *sdev) if (ret < 0) return ret; - return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev)); + return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev), true); +} + +static void lnl_hda_dsp_remove(struct snd_sof_dev *sdev) +{ + int ret; + + ret = hdac_bus_offload_dmic_ssp(sof_to_bus(sdev), false); + if (ret < 0) + dev_warn(sdev->dev, + "Failed to disable offload for DMIC/SSP: %d\n", ret); + + hda_dsp_remove(sdev); } static int lnl_hda_dsp_resume(struct snd_sof_dev *sdev) @@ -63,7 +69,7 @@ static int lnl_hda_dsp_resume(struct snd_sof_dev *sdev) if (ret < 0) return ret; - return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev)); + return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev), true); } static int lnl_hda_dsp_runtime_resume(struct snd_sof_dev *sdev) @@ -74,7 +80,7 @@ static int lnl_hda_dsp_runtime_resume(struct snd_sof_dev *sdev) if (ret < 0) return ret; - return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev)); + return hdac_bus_offload_dmic_ssp(sof_to_bus(sdev), true); } static int lnl_dsp_post_fw_run(struct snd_sof_dev *sdev) @@ -83,107 +89,77 @@ static int lnl_dsp_post_fw_run(struct snd_sof_dev *sdev) struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; /* Check if IMR boot is usable */ - if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT)) + if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT)) { hda->imrboot_supported = true; + debugfs_create_bool("skip_imr_boot", + 0644, sdev->debugfs_root, + &hda->skip_imr_boot); + } } return 0; } -int sof_lnl_ops_init(struct snd_sof_dev *sdev) +int sof_lnl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops) { - struct sof_ipc4_fw_data *ipc4_data; - - /* common defaults */ - memcpy(&sof_lnl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops)); - - /* probe */ - if (!sdev->dspless_mode_selected) - sof_lnl_ops.probe = lnl_hda_dsp_probe; - - /* shutdown */ - sof_lnl_ops.shutdown = hda_dsp_shutdown; - - /* doorbell */ - sof_lnl_ops.irq_thread = mtl_ipc_irq_thread; - - /* ipc */ - sof_lnl_ops.send_msg = mtl_ipc_send_msg; - sof_lnl_ops.get_mailbox_offset = mtl_dsp_ipc_get_mailbox_offset; - sof_lnl_ops.get_window_offset = mtl_dsp_ipc_get_window_offset; - - /* debug */ - sof_lnl_ops.debug_map = lnl_dsp_debugfs; - sof_lnl_ops.debug_map_count = ARRAY_SIZE(lnl_dsp_debugfs); - sof_lnl_ops.dbg_dump = mtl_dsp_dump; - sof_lnl_ops.ipc_dump = mtl_ipc_dump; + int ret; - /* pre/post fw run */ - sof_lnl_ops.pre_fw_run = mtl_dsp_pre_fw_run; - sof_lnl_ops.post_fw_run = lnl_dsp_post_fw_run; + ret = sof_mtl_set_ops(sdev, dsp_ops); + if (ret) + return ret; - /* parse platform specific extended manifest */ - sof_lnl_ops.parse_platform_ext_manifest = NULL; + /* probe/remove */ + if (!sdev->dspless_mode_selected) { + dsp_ops->probe = lnl_hda_dsp_probe; + dsp_ops->remove = lnl_hda_dsp_remove; + } - /* dsp core get/put */ - /* TODO: add core_get and core_put */ + /* post fw run */ + dsp_ops->post_fw_run = lnl_dsp_post_fw_run; /* PM */ if (!sdev->dspless_mode_selected) { - sof_lnl_ops.resume = lnl_hda_dsp_resume; - sof_lnl_ops.runtime_resume = lnl_hda_dsp_runtime_resume; + dsp_ops->resume = lnl_hda_dsp_resume; + dsp_ops->runtime_resume = lnl_hda_dsp_runtime_resume; } - sof_lnl_ops.get_stream_position = mtl_dsp_get_stream_hda_link_position; - - /* dsp core get/put */ - sof_lnl_ops.core_get = mtl_dsp_core_get; - sof_lnl_ops.core_put = mtl_dsp_core_put; - - sdev->private = kzalloc(sizeof(struct sof_ipc4_fw_data), GFP_KERNEL); - if (!sdev->private) - return -ENOMEM; - - ipc4_data = sdev->private; - ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET; - - ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_2; - - ipc4_data->fw_context_save = true; - - /* External library loading support */ - ipc4_data->load_library = hda_dsp_ipc4_load_library; - - /* set DAI ops */ - hda_set_dai_drv_ops(sdev, &sof_lnl_ops); - - sof_lnl_ops.set_power_state = hda_dsp_set_power_state_ipc4; - return 0; -}; -EXPORT_SYMBOL_NS(sof_lnl_ops_init, SND_SOC_SOF_INTEL_HDA_COMMON); +} +EXPORT_SYMBOL_NS(sof_lnl_set_ops, "SND_SOC_SOF_INTEL_LNL"); /* Check if an SDW IRQ occurred */ -static bool lnl_dsp_check_sdw_irq(struct snd_sof_dev *sdev) +bool lnl_dsp_check_sdw_irq(struct snd_sof_dev *sdev) { struct hdac_bus *bus = sof_to_bus(sdev); return hdac_bus_eml_check_interrupt(bus, true, AZX_REG_ML_LEPTR_ID_SDW); } +EXPORT_SYMBOL_NS(lnl_dsp_check_sdw_irq, "SND_SOC_SOF_INTEL_LNL"); -static void lnl_enable_sdw_irq(struct snd_sof_dev *sdev, bool enable) +int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev) { - struct hdac_bus *bus = sof_to_bus(sdev); - - hdac_bus_eml_enable_interrupt(bus, true, AZX_REG_ML_LEPTR_ID_SDW, enable); + mtl_disable_ipc_interrupts(sdev); + return mtl_enable_interrupts(sdev, false); } +EXPORT_SYMBOL_NS(lnl_dsp_disable_interrupts, "SND_SOC_SOF_INTEL_LNL"); -static int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev) +bool lnl_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) { - lnl_enable_sdw_irq(sdev, false); - mtl_disable_ipc_interrupts(sdev); - return mtl_enable_interrupts(sdev, false); + struct hdac_bus *bus = sof_to_bus(sdev); + u16 wake_sts; + + /* + * we need to use the global HDaudio WAKEEN/STS to be able to + * detect wakes in low-power modes. The link-specific information + * is handled in the process_wakeen() helper, this helper only + * detects a SoundWire wake without identifying the link. + */ + wake_sts = snd_hdac_chip_readw(bus, STATESTS); + + /* filter out the range of SDIs that can be set for SoundWire */ + return wake_sts & GENMASK(SDW_MAX_DEVICES, SDW_INTEL_DEV_NUM_IDA_MIN); } +EXPORT_SYMBOL_NS(lnl_sdw_check_wakeen_irq, "SND_SOC_SOF_INTEL_LNL"); const struct sof_intel_dsp_desc lnl_chip_info = { .cores_num = 5, @@ -194,17 +170,20 @@ const struct sof_intel_dsp_desc lnl_chip_info = { .ipc_ack = MTL_DSP_REG_HFIPCXIDA, .ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE, .ipc_ctl = MTL_DSP_REG_HFIPCXCTL, - .rom_status_reg = MTL_DSP_ROM_STS, + .rom_status_reg = LNL_DSP_REG_HFDSC, .rom_init_timeout = 300, .ssp_count = MTL_SSP_COUNT, .d0i3_offset = MTL_HDA_VS_D0I3C, .read_sdw_lcount = hda_sdw_check_lcount_ext, - .enable_sdw_irq = lnl_enable_sdw_irq, .check_sdw_irq = lnl_dsp_check_sdw_irq, + .check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq, + .sdw_process_wakeen = hda_sdw_process_wakeen_common, .check_ipc_irq = mtl_dsp_check_ipc_irq, .cl_init = mtl_dsp_cl_init, .power_down_dsp = mtl_power_down_dsp, .disable_interrupts = lnl_dsp_disable_interrupts, .hw_ip_version = SOF_INTEL_ACE_2_0, }; -EXPORT_SYMBOL_NS(lnl_chip_info, SND_SOC_SOF_INTEL_HDA_COMMON); + +MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_MTL"); +MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK"); |