diff options
Diffstat (limited to 'sound/soc/sof/intel/lnl.c')
| -rw-r--r-- | sound/soc/sof/intel/lnl.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/sound/soc/sof/intel/lnl.c b/sound/soc/sof/intel/lnl.c index 6055a33bb4..4b5665f821 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> @@ -21,12 +22,12 @@ /* 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}, + {"fw_regs", HDA_DSP_BAR, MTL_SRAM_WINDOW_OFFSET(0), 0x1000, SOF_DEBUGFS_ACCESS_D0_ONLY}, }; /* this helps allows the DSP to setup DMIC/SSP */ @@ -98,8 +99,12 @@ 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; @@ -176,7 +181,6 @@ int sof_lnl_ops_init(struct snd_sof_dev *sdev) return 0; }; -EXPORT_SYMBOL_NS(sof_lnl_ops_init, SND_SOC_SOF_INTEL_HDA_COMMON); /* Check if an SDW IRQ occurred */ static bool lnl_dsp_check_sdw_irq(struct snd_sof_dev *sdev) @@ -200,6 +204,23 @@ static int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev) return mtl_enable_interrupts(sdev, false); } +static bool lnl_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) +{ + 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); +} + const struct sof_intel_dsp_desc lnl_chip_info = { .cores_num = 5, .init_core_mask = BIT(0), @@ -216,10 +237,11 @@ const struct sof_intel_dsp_desc lnl_chip_info = { .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); |