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Diffstat (limited to 'sound/soc/sof/intel/lnl.c')
-rw-r--r--sound/soc/sof/intel/lnl.c35
1 files changed, 29 insertions, 6 deletions
diff --git a/sound/soc/sof/intel/lnl.c b/sound/soc/sof/intel/lnl.c
index aeb4350cce6b..4b5665f82170 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>
@@ -16,16 +17,17 @@
#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},
+ {"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 */
@@ -97,8 +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;
@@ -175,7 +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)
@@ -199,6 +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),
@@ -208,17 +230,18 @@ 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);