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-rw-r--r--sound/soc/sof/intel/hda.c1706
1 files changed, 1706 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
new file mode 100644
index 000000000..63764afdc
--- /dev/null
+++ b/sound/soc/sof/intel/hda.c
@@ -0,0 +1,1706 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license. When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation. All rights reserved.
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+// Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+// Rander Wang <rander.wang@intel.com>
+// Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for generic Intel audio DSP HDA IP
+ */
+
+#include <sound/hdaudio_ext.h>
+#include <sound/hda_register.h>
+
+#include <linux/acpi.h>
+#include <linux/module.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/soundwire/sdw_intel.h>
+#include <sound/intel-dsp-config.h>
+#include <sound/intel-nhlt.h>
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include "../sof-audio.h"
+#include "../sof-pci-dev.h"
+#include "../ops.h"
+#include "hda.h"
+
+#define CREATE_TRACE_POINTS
+#include <trace/events/sof_intel.h>
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+#include <sound/soc-acpi-intel-match.h>
+#endif
+
+/* platform specific devices */
+#include "shim.h"
+
+#define EXCEPT_MAX_HDR_SIZE 0x400
+#define HDA_EXT_ROM_STATUS_SIZE 8
+
+int hda_ctrl_dai_widget_setup(struct snd_soc_dapm_widget *w, unsigned int quirk_flags,
+ struct snd_sof_dai_config_data *data)
+{
+ struct snd_sof_widget *swidget = w->dobj.private;
+ struct snd_soc_component *component = swidget->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+ struct snd_sof_dai *sof_dai = swidget->private;
+ int ret;
+
+ if (!sof_dai) {
+ dev_err(sdev->dev, "%s: No DAI for DAI widget %s\n", __func__, w->name);
+ return -EINVAL;
+ }
+
+ if (tplg_ops->dai_config) {
+ unsigned int flags;
+
+ /* set HW_PARAMS flag along with quirks */
+ flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS |
+ quirk_flags << SOF_DAI_CONFIG_FLAGS_QUIRK_SHIFT;
+
+ ret = tplg_ops->dai_config(sdev, swidget, flags, data);
+ if (ret < 0) {
+ dev_err(sdev->dev, "%s: DAI config failed for widget %s\n", __func__,
+ w->name);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+int hda_ctrl_dai_widget_free(struct snd_soc_dapm_widget *w, unsigned int quirk_flags,
+ struct snd_sof_dai_config_data *data)
+{
+ struct snd_sof_widget *swidget = w->dobj.private;
+ struct snd_soc_component *component = swidget->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+ struct snd_sof_dai *sof_dai = swidget->private;
+
+ if (!sof_dai) {
+ dev_err(sdev->dev, "%s: No DAI for BE DAI widget %s\n", __func__, w->name);
+ return -EINVAL;
+ }
+
+ if (tplg_ops->dai_config) {
+ unsigned int flags;
+ int ret;
+
+ /* set HW_FREE flag along with any quirks */
+ flags = SOF_DAI_CONFIG_FLAGS_HW_FREE |
+ quirk_flags << SOF_DAI_CONFIG_FLAGS_QUIRK_SHIFT;
+
+ ret = tplg_ops->dai_config(sdev, swidget, flags, data);
+ if (ret < 0)
+ dev_err(sdev->dev, "%s: DAI config failed for widget '%s'\n", __func__,
+ w->name);
+ }
+
+ return 0;
+}
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
+
+/*
+ * The default for SoundWire clock stop quirks is to power gate the IP
+ * and do a Bus Reset, this will need to be modified when the DSP
+ * needs to remain in D0i3 so that the Master does not lose context
+ * and enumeration is not required on clock restart
+ */
+static int sdw_clock_stop_quirks = SDW_INTEL_CLK_STOP_BUS_RESET;
+module_param(sdw_clock_stop_quirks, int, 0444);
+MODULE_PARM_DESC(sdw_clock_stop_quirks, "SOF SoundWire clock stop quirks");
+
+static int sdw_params_stream(struct device *dev,
+ struct sdw_intel_stream_params_data *params_data)
+{
+ struct snd_soc_dai *d = params_data->dai;
+ struct snd_sof_dai_config_data data;
+ struct snd_soc_dapm_widget *w;
+
+ w = snd_soc_dai_get_widget(d, params_data->stream);
+ data.dai_index = (params_data->link_id << 8) | d->id;
+ data.dai_data = params_data->alh_stream_id;
+
+ return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
+}
+
+static int sdw_free_stream(struct device *dev,
+ struct sdw_intel_stream_free_data *free_data)
+{
+ struct snd_soc_dai *d = free_data->dai;
+ struct snd_sof_dai_config_data data;
+ struct snd_soc_dapm_widget *w;
+
+ w = snd_soc_dai_get_widget(d, free_data->stream);
+ data.dai_index = (free_data->link_id << 8) | d->id;
+
+ /* send invalid stream_id */
+ data.dai_data = 0xFFFF;
+
+ return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
+}
+
+struct sdw_intel_ops sdw_callback = {
+ .params_stream = sdw_params_stream,
+ .free_stream = sdw_free_stream,
+};
+
+void hda_sdw_int_enable(struct snd_sof_dev *sdev, bool enable)
+{
+ sdw_intel_enable_irq(sdev->bar[HDA_DSP_BAR], enable);
+}
+
+static int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+ acpi_handle handle;
+ int ret;
+
+ handle = ACPI_HANDLE(sdev->dev);
+
+ /* save ACPI info for the probe step */
+ hdev = sdev->pdata->hw_pdata;
+
+ ret = sdw_intel_acpi_scan(handle, &hdev->info);
+ if (ret < 0)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int hda_sdw_probe(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+ struct sdw_intel_res res;
+ void *sdw;
+
+ hdev = sdev->pdata->hw_pdata;
+
+ memset(&res, 0, sizeof(res));
+
+ res.mmio_base = sdev->bar[HDA_DSP_BAR];
+ res.shim_base = hdev->desc->sdw_shim_base;
+ res.alh_base = hdev->desc->sdw_alh_base;
+ res.irq = sdev->ipc_irq;
+ res.handle = hdev->info.handle;
+ res.parent = sdev->dev;
+ res.ops = &sdw_callback;
+ res.dev = sdev->dev;
+ res.clock_stop_quirks = sdw_clock_stop_quirks;
+
+ /*
+ * ops and arg fields are not populated for now,
+ * they will be needed when the DAI callbacks are
+ * provided
+ */
+
+ /* we could filter links here if needed, e.g for quirks */
+ res.count = hdev->info.count;
+ res.link_mask = hdev->info.link_mask;
+
+ sdw = sdw_intel_probe(&res);
+ if (!sdw) {
+ dev_err(sdev->dev, "error: SoundWire probe failed\n");
+ return -EINVAL;
+ }
+
+ /* save context */
+ hdev->sdw = sdw;
+
+ return 0;
+}
+
+int hda_sdw_startup(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+ struct snd_sof_pdata *pdata = sdev->pdata;
+
+ hdev = sdev->pdata->hw_pdata;
+
+ if (!hdev->sdw)
+ return 0;
+
+ if (pdata->machine && !pdata->machine->mach_params.link_mask)
+ return 0;
+
+ return sdw_intel_startup(hdev->sdw);
+}
+
+static int hda_sdw_exit(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+
+ hdev = sdev->pdata->hw_pdata;
+
+ hda_sdw_int_enable(sdev, false);
+
+ if (hdev->sdw)
+ sdw_intel_exit(hdev->sdw);
+ hdev->sdw = NULL;
+
+ return 0;
+}
+
+bool hda_common_check_sdw_irq(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+ bool ret = false;
+ u32 irq_status;
+
+ hdev = sdev->pdata->hw_pdata;
+
+ if (!hdev->sdw)
+ return ret;
+
+ /* store status */
+ irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2);
+
+ /* invalid message ? */
+ if (irq_status == 0xffffffff)
+ goto out;
+
+ /* SDW message ? */
+ if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW)
+ ret = true;
+
+out:
+ return ret;
+}
+
+static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
+{
+ const struct sof_intel_dsp_desc *chip;
+
+ chip = get_chip_info(sdev->pdata);
+ if (chip && chip->check_sdw_irq)
+ return chip->check_sdw_irq(sdev);
+
+ return false;
+}
+
+static irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
+{
+ return sdw_intel_thread(irq, context);
+}
+
+static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+
+ hdev = sdev->pdata->hw_pdata;
+ if (hdev->sdw &&
+ snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+ hdev->desc->sdw_shim_base + SDW_SHIM_WAKESTS))
+ return true;
+
+ return false;
+}
+
+void hda_sdw_process_wakeen(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev;
+
+ hdev = sdev->pdata->hw_pdata;
+ if (!hdev->sdw)
+ return;
+
+ sdw_intel_process_wakeen_event(hdev->sdw);
+}
+
+#else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
+static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
+{
+ return 0;
+}
+
+static inline int hda_sdw_probe(struct snd_sof_dev *sdev)
+{
+ return 0;
+}
+
+static inline int hda_sdw_exit(struct snd_sof_dev *sdev)
+{
+ return 0;
+}
+
+static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
+{
+ return false;
+}
+
+static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
+{
+ return IRQ_HANDLED;
+}
+
+static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
+{
+ return false;
+}
+
+#endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
+
+/*
+ * Debug
+ */
+
+struct hda_dsp_msg_code {
+ u32 code;
+ const char *text;
+};
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG)
+static bool hda_use_msi = true;
+module_param_named(use_msi, hda_use_msi, bool, 0444);
+MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode");
+#else
+#define hda_use_msi (1)
+#endif
+
+int sof_hda_position_quirk = SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS;
+module_param_named(position_quirk, sof_hda_position_quirk, int, 0444);
+MODULE_PARM_DESC(position_quirk, "SOF HDaudio position quirk");
+
+static char *hda_model;
+module_param(hda_model, charp, 0444);
+MODULE_PARM_DESC(hda_model, "Use the given HDA board model.");
+
+static int dmic_num_override = -1;
+module_param_named(dmic_num, dmic_num_override, int, 0444);
+MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number");
+
+static int mclk_id_override = -1;
+module_param_named(mclk_id, mclk_id_override, int, 0444);
+MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id");
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+static bool hda_codec_use_common_hdmi = IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI);
+module_param_named(use_common_hdmi, hda_codec_use_common_hdmi, bool, 0444);
+MODULE_PARM_DESC(use_common_hdmi, "SOF HDA use common HDMI codec driver");
+#endif
+
+static const struct hda_dsp_msg_code hda_dsp_rom_fw_error_texts[] = {
+ {HDA_DSP_ROM_CSE_ERROR, "error: cse error"},
+ {HDA_DSP_ROM_CSE_WRONG_RESPONSE, "error: cse wrong response"},
+ {HDA_DSP_ROM_IMR_TO_SMALL, "error: IMR too small"},
+ {HDA_DSP_ROM_BASE_FW_NOT_FOUND, "error: base fw not found"},
+ {HDA_DSP_ROM_CSE_VALIDATION_FAILED, "error: signature verification failed"},
+ {HDA_DSP_ROM_IPC_FATAL_ERROR, "error: ipc fatal error"},
+ {HDA_DSP_ROM_L2_CACHE_ERROR, "error: L2 cache error"},
+ {HDA_DSP_ROM_LOAD_OFFSET_TO_SMALL, "error: load offset too small"},
+ {HDA_DSP_ROM_API_PTR_INVALID, "error: API ptr invalid"},
+ {HDA_DSP_ROM_BASEFW_INCOMPAT, "error: base fw incompatible"},
+ {HDA_DSP_ROM_UNHANDLED_INTERRUPT, "error: unhandled interrupt"},
+ {HDA_DSP_ROM_MEMORY_HOLE_ECC, "error: ECC memory hole"},
+ {HDA_DSP_ROM_KERNEL_EXCEPTION, "error: kernel exception"},
+ {HDA_DSP_ROM_USER_EXCEPTION, "error: user exception"},
+ {HDA_DSP_ROM_UNEXPECTED_RESET, "error: unexpected reset"},
+ {HDA_DSP_ROM_NULL_FW_ENTRY, "error: null FW entry point"},
+};
+
+#define FSR_ROM_STATE_ENTRY(state) {FSR_STATE_ROM_##state, #state}
+static const struct hda_dsp_msg_code fsr_rom_state_names[] = {
+ FSR_ROM_STATE_ENTRY(INIT),
+ FSR_ROM_STATE_ENTRY(INIT_DONE),
+ FSR_ROM_STATE_ENTRY(CSE_MANIFEST_LOADED),
+ FSR_ROM_STATE_ENTRY(FW_MANIFEST_LOADED),
+ FSR_ROM_STATE_ENTRY(FW_FW_LOADED),
+ FSR_ROM_STATE_ENTRY(FW_ENTERED),
+ FSR_ROM_STATE_ENTRY(VERIFY_FEATURE_MASK),
+ FSR_ROM_STATE_ENTRY(GET_LOAD_OFFSET),
+ FSR_ROM_STATE_ENTRY(FETCH_ROM_EXT),
+ FSR_ROM_STATE_ENTRY(FETCH_ROM_EXT_DONE),
+ /* CSE states */
+ FSR_ROM_STATE_ENTRY(CSE_IMR_REQUEST),
+ FSR_ROM_STATE_ENTRY(CSE_IMR_GRANTED),
+ FSR_ROM_STATE_ENTRY(CSE_VALIDATE_IMAGE_REQUEST),
+ FSR_ROM_STATE_ENTRY(CSE_IMAGE_VALIDATED),
+ FSR_ROM_STATE_ENTRY(CSE_IPC_IFACE_INIT),
+ FSR_ROM_STATE_ENTRY(CSE_IPC_RESET_PHASE_1),
+ FSR_ROM_STATE_ENTRY(CSE_IPC_OPERATIONAL_ENTRY),
+ FSR_ROM_STATE_ENTRY(CSE_IPC_OPERATIONAL),
+ FSR_ROM_STATE_ENTRY(CSE_IPC_DOWN),
+};
+
+#define FSR_BRINGUP_STATE_ENTRY(state) {FSR_STATE_BRINGUP_##state, #state}
+static const struct hda_dsp_msg_code fsr_bringup_state_names[] = {
+ FSR_BRINGUP_STATE_ENTRY(INIT),
+ FSR_BRINGUP_STATE_ENTRY(INIT_DONE),
+ FSR_BRINGUP_STATE_ENTRY(HPSRAM_LOAD),
+ FSR_BRINGUP_STATE_ENTRY(UNPACK_START),
+ FSR_BRINGUP_STATE_ENTRY(IMR_RESTORE),
+ FSR_BRINGUP_STATE_ENTRY(FW_ENTERED),
+};
+
+#define FSR_WAIT_STATE_ENTRY(state) {FSR_WAIT_FOR_##state, #state}
+static const struct hda_dsp_msg_code fsr_wait_state_names[] = {
+ FSR_WAIT_STATE_ENTRY(IPC_BUSY),
+ FSR_WAIT_STATE_ENTRY(IPC_DONE),
+ FSR_WAIT_STATE_ENTRY(CACHE_INVALIDATION),
+ FSR_WAIT_STATE_ENTRY(LP_SRAM_OFF),
+ FSR_WAIT_STATE_ENTRY(DMA_BUFFER_FULL),
+ FSR_WAIT_STATE_ENTRY(CSE_CSR),
+};
+
+#define FSR_MODULE_NAME_ENTRY(mod) [FSR_MOD_##mod] = #mod
+static const char * const fsr_module_names[] = {
+ FSR_MODULE_NAME_ENTRY(ROM),
+ FSR_MODULE_NAME_ENTRY(ROM_BYP),
+ FSR_MODULE_NAME_ENTRY(BASE_FW),
+ FSR_MODULE_NAME_ENTRY(LP_BOOT),
+ FSR_MODULE_NAME_ENTRY(BRNGUP),
+ FSR_MODULE_NAME_ENTRY(ROM_EXT),
+};
+
+static const char *
+hda_dsp_get_state_text(u32 code, const struct hda_dsp_msg_code *msg_code,
+ size_t array_size)
+{
+ int i;
+
+ for (i = 0; i < array_size; i++) {
+ if (code == msg_code[i].code)
+ return msg_code[i].text;
+ }
+
+ return NULL;
+}
+
+static void hda_dsp_get_state(struct snd_sof_dev *sdev, const char *level)
+{
+ const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
+ const char *state_text, *error_text, *module_text;
+ u32 fsr, state, wait_state, module, error_code;
+
+ fsr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg);
+ state = FSR_TO_STATE_CODE(fsr);
+ wait_state = FSR_TO_WAIT_STATE_CODE(fsr);
+ module = FSR_TO_MODULE_CODE(fsr);
+
+ if (module > FSR_MOD_ROM_EXT)
+ module_text = "unknown";
+ else
+ module_text = fsr_module_names[module];
+
+ if (module == FSR_MOD_BRNGUP)
+ state_text = hda_dsp_get_state_text(state, fsr_bringup_state_names,
+ ARRAY_SIZE(fsr_bringup_state_names));
+ else
+ state_text = hda_dsp_get_state_text(state, fsr_rom_state_names,
+ ARRAY_SIZE(fsr_rom_state_names));
+
+ /* not for us, must be generic sof message */
+ if (!state_text) {
+ dev_printk(level, sdev->dev, "%#010x: unknown ROM status value\n", fsr);
+ return;
+ }
+
+ if (wait_state) {
+ const char *wait_state_text;
+
+ wait_state_text = hda_dsp_get_state_text(wait_state, fsr_wait_state_names,
+ ARRAY_SIZE(fsr_wait_state_names));
+ if (!wait_state_text)
+ wait_state_text = "unknown";
+
+ dev_printk(level, sdev->dev,
+ "%#010x: module: %s, state: %s, waiting for: %s, %s\n",
+ fsr, module_text, state_text, wait_state_text,
+ fsr & FSR_HALTED ? "not running" : "running");
+ } else {
+ dev_printk(level, sdev->dev, "%#010x: module: %s, state: %s, %s\n",
+ fsr, module_text, state_text,
+ fsr & FSR_HALTED ? "not running" : "running");
+ }
+
+ error_code = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg + 4);
+ if (!error_code)
+ return;
+
+ error_text = hda_dsp_get_state_text(error_code, hda_dsp_rom_fw_error_texts,
+ ARRAY_SIZE(hda_dsp_rom_fw_error_texts));
+ if (!error_text)
+ error_text = "unknown";
+
+ if (state == FSR_STATE_FW_ENTERED)
+ dev_printk(level, sdev->dev, "status code: %#x (%s)\n", error_code,
+ error_text);
+ else
+ dev_printk(level, sdev->dev, "error code: %#x (%s)\n", error_code,
+ error_text);
+}
+
+static void hda_dsp_get_registers(struct snd_sof_dev *sdev,
+ struct sof_ipc_dsp_oops_xtensa *xoops,
+ struct sof_ipc_panic_info *panic_info,
+ u32 *stack, size_t stack_words)
+{
+ u32 offset = sdev->dsp_oops_offset;
+
+ /* first read registers */
+ sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
+
+ /* note: variable AR register array is not read */
+
+ /* then get panic info */
+ if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) {
+ dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n",
+ xoops->arch_hdr.totalsize);
+ return;
+ }
+ offset += xoops->arch_hdr.totalsize;
+ sof_block_read(sdev, sdev->mmio_bar, offset,
+ panic_info, sizeof(*panic_info));
+
+ /* then get the stack */
+ offset += sizeof(*panic_info);
+ sof_block_read(sdev, sdev->mmio_bar, offset, stack,
+ stack_words * sizeof(u32));
+}
+
+/* dump the first 8 dwords representing the extended ROM status */
+static void hda_dsp_dump_ext_rom_status(struct snd_sof_dev *sdev, const char *level,
+ u32 flags)
+{
+ const struct sof_intel_dsp_desc *chip;
+ char msg[128];
+ int len = 0;
+ u32 value;
+ int i;
+
+ chip = get_chip_info(sdev->pdata);
+ for (i = 0; i < HDA_EXT_ROM_STATUS_SIZE; i++) {
+ value = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg + i * 0x4);
+ len += scnprintf(msg + len, sizeof(msg) - len, " 0x%x", value);
+ }
+
+ dev_printk(level, sdev->dev, "extended rom status: %s", msg);
+
+}
+
+void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+ char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
+ struct sof_ipc_dsp_oops_xtensa xoops;
+ struct sof_ipc_panic_info panic_info;
+ u32 stack[HDA_DSP_STACK_DUMP_SIZE];
+
+ /* print ROM/FW status */
+ hda_dsp_get_state(sdev, level);
+
+ /* The firmware register dump only available with IPC3 */
+ if (flags & SOF_DBG_DUMP_REGS && sdev->pdata->ipc_type == SOF_IPC) {
+ u32 status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_STATUS);
+ u32 panic = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_TRACEP);
+
+ hda_dsp_get_registers(sdev, &xoops, &panic_info, stack,
+ HDA_DSP_STACK_DUMP_SIZE);
+ sof_print_oops_and_stack(sdev, level, status, panic, &xoops,
+ &panic_info, stack, HDA_DSP_STACK_DUMP_SIZE);
+ } else {
+ hda_dsp_dump_ext_rom_status(sdev, level, flags);
+ }
+}
+
+static bool hda_check_ipc_irq(struct snd_sof_dev *sdev)
+{
+ const struct sof_intel_dsp_desc *chip;
+
+ chip = get_chip_info(sdev->pdata);
+ if (chip && chip->check_ipc_irq)
+ return chip->check_ipc_irq(sdev);
+
+ return false;
+}
+
+void hda_ipc_irq_dump(struct snd_sof_dev *sdev)
+{
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ u32 adspis;
+ u32 intsts;
+ u32 intctl;
+ u32 ppsts;
+ u8 rirbsts;
+
+ /* read key IRQ stats and config registers */
+ adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS);
+ intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS);
+ intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL);
+ ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS);
+ rirbsts = snd_hdac_chip_readb(bus, RIRBSTS);
+
+ dev_err(sdev->dev, "hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n",
+ intsts, intctl, rirbsts);
+ dev_err(sdev->dev, "dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n", ppsts, adspis);
+}
+
+void hda_ipc_dump(struct snd_sof_dev *sdev)
+{
+ u32 hipcie;
+ u32 hipct;
+ u32 hipcctl;
+
+ hda_ipc_irq_dump(sdev);
+
+ /* read IPC status */
+ hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
+ hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+ hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL);
+
+ /* dump the IPC regs */
+ /* TODO: parse the raw msg */
+ dev_err(sdev->dev, "host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n",
+ hipcie, hipct, hipcctl);
+}
+
+void hda_ipc4_dump(struct snd_sof_dev *sdev)
+{
+ u32 hipci, hipcie, hipct, hipcte, hipcctl;
+
+ hda_ipc_irq_dump(sdev);
+
+ hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI);
+ hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
+ hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+ hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCTE);
+ hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL);
+
+ /* dump the IPC regs */
+ /* TODO: parse the raw msg */
+ dev_err(sdev->dev, "Host IPC initiator: %#x|%#x, target: %#x|%#x, ctl: %#x\n",
+ hipci, hipcie, hipct, hipcte, hipcctl);
+}
+
+static int hda_init(struct snd_sof_dev *sdev)
+{
+ struct hda_bus *hbus;
+ struct hdac_bus *bus;
+ struct pci_dev *pci = to_pci_dev(sdev->dev);
+ int ret;
+
+ hbus = sof_to_hbus(sdev);
+ bus = sof_to_bus(sdev);
+
+ /* HDA bus init */
+ sof_hda_bus_init(bus, &pci->dev);
+
+ if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS)
+ bus->use_posbuf = 0;
+ else
+ bus->use_posbuf = 1;
+ bus->bdl_pos_adj = 0;
+ bus->sync_write = 1;
+
+ mutex_init(&hbus->prepare_mutex);
+ hbus->pci = pci;
+ hbus->mixer_assigned = -1;
+ hbus->modelname = hda_model;
+
+ /* initialise hdac bus */
+ bus->addr = pci_resource_start(pci, 0);
+ bus->remap_addr = pci_ioremap_bar(pci, 0);
+ if (!bus->remap_addr) {
+ dev_err(bus->dev, "error: ioremap error\n");
+ return -ENXIO;
+ }
+
+ /* HDA base */
+ sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr;
+
+ /* init i915 and HDMI codecs */
+ ret = hda_codec_i915_init(sdev);
+ if (ret < 0)
+ dev_warn(sdev->dev, "init of i915 and HDMI codec failed\n");
+
+ /* get controller capabilities */
+ ret = hda_dsp_ctrl_get_caps(sdev);
+ if (ret < 0)
+ dev_err(sdev->dev, "error: get caps error\n");
+
+ return ret;
+}
+
+static int check_dmic_num(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+ struct nhlt_acpi_table *nhlt;
+ int dmic_num = 0;
+
+ nhlt = hdev->nhlt;
+ if (nhlt)
+ dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
+
+ /* allow for module parameter override */
+ if (dmic_num_override != -1) {
+ dev_dbg(sdev->dev,
+ "overriding DMICs detected in NHLT tables %d by kernel param %d\n",
+ dmic_num, dmic_num_override);
+ dmic_num = dmic_num_override;
+ }
+
+ if (dmic_num < 0 || dmic_num > 4) {
+ dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num);
+ dmic_num = 0;
+ }
+
+ return dmic_num;
+}
+
+static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+ struct nhlt_acpi_table *nhlt;
+ int ssp_mask = 0;
+
+ nhlt = hdev->nhlt;
+ if (!nhlt)
+ return ssp_mask;
+
+ if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) {
+ ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, NHLT_DEVICE_I2S);
+ if (ssp_mask)
+ dev_info(sdev->dev, "NHLT_DEVICE_I2S detected, ssp_mask %#x\n", ssp_mask);
+ }
+
+ return ssp_mask;
+}
+
+static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num)
+{
+ struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+ struct nhlt_acpi_table *nhlt;
+
+ nhlt = hdev->nhlt;
+ if (!nhlt)
+ return 0;
+
+ return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num);
+}
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) || IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
+
+static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
+ const char *sof_tplg_filename,
+ const char *idisp_str,
+ const char *dmic_str)
+{
+ const char *tplg_filename = NULL;
+ char *filename, *tmp;
+ const char *split_ext;
+
+ filename = kstrdup(sof_tplg_filename, GFP_KERNEL);
+ if (!filename)
+ return NULL;
+
+ /* this assumes a .tplg extension */
+ tmp = filename;
+ split_ext = strsep(&tmp, ".");
+ if (split_ext)
+ tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+ "%s%s%s.tplg",
+ split_ext, idisp_str, dmic_str);
+ kfree(filename);
+
+ return tplg_filename;
+}
+
+static int dmic_detect_topology_fixup(struct snd_sof_dev *sdev,
+ const char **tplg_filename,
+ const char *idisp_str,
+ int *dmic_found,
+ bool tplg_fixup)
+{
+ const char *dmic_str;
+ int dmic_num;
+
+ /* first check for DMICs (using NHLT or module parameter) */
+ dmic_num = check_dmic_num(sdev);
+
+ switch (dmic_num) {
+ case 1:
+ dmic_str = "-1ch";
+ break;
+ case 2:
+ dmic_str = "-2ch";
+ break;
+ case 3:
+ dmic_str = "-3ch";
+ break;
+ case 4:
+ dmic_str = "-4ch";
+ break;
+ default:
+ dmic_num = 0;
+ dmic_str = "";
+ break;
+ }
+
+ if (tplg_fixup) {
+ const char *default_tplg_filename = *tplg_filename;
+ const char *fixed_tplg_filename;
+
+ fixed_tplg_filename = fixup_tplg_name(sdev, default_tplg_filename,
+ idisp_str, dmic_str);
+ if (!fixed_tplg_filename)
+ return -ENOMEM;
+ *tplg_filename = fixed_tplg_filename;
+ }
+
+ dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num);
+ *dmic_found = dmic_num;
+
+ return 0;
+}
+#endif
+
+static int hda_init_caps(struct snd_sof_dev *sdev)
+{
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ struct snd_sof_pdata *pdata = sdev->pdata;
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ struct hdac_ext_link *hlink;
+#endif
+ struct sof_intel_hda_dev *hdev = pdata->hw_pdata;
+ u32 link_mask;
+ int ret = 0;
+
+ /* check if dsp is there */
+ if (bus->ppcap)
+ dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n");
+
+ /* Init HDA controller after i915 init */
+ ret = hda_dsp_ctrl_init_chip(sdev, true);
+ if (ret < 0) {
+ dev_err(bus->dev, "error: init chip failed with ret: %d\n",
+ ret);
+ return ret;
+ }
+
+ /* scan SoundWire capabilities exposed by DSDT */
+ ret = hda_sdw_acpi_scan(sdev);
+ if (ret < 0) {
+ dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n");
+ goto skip_soundwire;
+ }
+
+ link_mask = hdev->info.link_mask;
+ if (!link_mask) {
+ dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n");
+ goto skip_soundwire;
+ }
+
+ /*
+ * probe/allocate SoundWire resources.
+ * The hardware configuration takes place in hda_sdw_startup
+ * after power rails are enabled.
+ * It's entirely possible to have a mix of I2S/DMIC/SoundWire
+ * devices, so we allocate the resources in all cases.
+ */
+ ret = hda_sdw_probe(sdev);
+ if (ret < 0) {
+ dev_err(sdev->dev, "error: SoundWire probe error\n");
+ return ret;
+ }
+
+skip_soundwire:
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ if (bus->mlcap)
+ snd_hdac_ext_bus_get_ml_capabilities(bus);
+
+ /* create codec instances */
+ hda_codec_probe_bus(sdev, hda_codec_use_common_hdmi);
+
+ if (!HDA_IDISP_CODEC(bus->codec_mask))
+ hda_codec_i915_display_power(sdev, false);
+
+ /*
+ * we are done probing so decrement link counts
+ */
+ list_for_each_entry(hlink, &bus->hlink_list, list)
+ snd_hdac_ext_bus_link_put(bus, hlink);
+#endif
+ return 0;
+}
+
+static void hda_check_for_state_change(struct snd_sof_dev *sdev)
+{
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ unsigned int codec_mask;
+
+ codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+ if (codec_mask) {
+ hda_codec_jack_check(sdev);
+ snd_hdac_chip_writew(bus, STATESTS, codec_mask);
+ }
+#endif
+}
+
+static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context)
+{
+ struct snd_sof_dev *sdev = context;
+
+ /*
+ * Get global interrupt status. It includes all hardware interrupt
+ * sources in the Intel HD Audio controller.
+ */
+ if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) &
+ SOF_HDA_INTSTS_GIS) {
+
+ /* disable GIE interrupt */
+ snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
+ SOF_HDA_INTCTL,
+ SOF_HDA_INT_GLOBAL_EN,
+ 0);
+
+ return IRQ_WAKE_THREAD;
+ }
+
+ return IRQ_NONE;
+}
+
+static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context)
+{
+ struct snd_sof_dev *sdev = context;
+ struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+ /* deal with streams and controller first */
+ if (hda_dsp_check_stream_irq(sdev)) {
+ trace_sof_intel_hda_irq(sdev, "stream");
+ hda_dsp_stream_threaded_handler(irq, sdev);
+ }
+
+ if (hda_check_ipc_irq(sdev)) {
+ trace_sof_intel_hda_irq(sdev, "ipc");
+ sof_ops(sdev)->irq_thread(irq, sdev);
+ }
+
+ if (hda_dsp_check_sdw_irq(sdev)) {
+ trace_sof_intel_hda_irq(sdev, "sdw");
+ hda_dsp_sdw_thread(irq, hdev->sdw);
+ }
+
+ if (hda_sdw_check_wakeen_irq(sdev)) {
+ trace_sof_intel_hda_irq(sdev, "wakeen");
+ hda_sdw_process_wakeen(sdev);
+ }
+
+ hda_check_for_state_change(sdev);
+
+ /* enable GIE interrupt */
+ snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
+ SOF_HDA_INTCTL,
+ SOF_HDA_INT_GLOBAL_EN,
+ SOF_HDA_INT_GLOBAL_EN);
+
+ return IRQ_HANDLED;
+}
+
+int hda_dsp_probe(struct snd_sof_dev *sdev)
+{
+ struct pci_dev *pci = to_pci_dev(sdev->dev);
+ struct sof_intel_hda_dev *hdev;
+ struct hdac_bus *bus;
+ const struct sof_intel_dsp_desc *chip;
+ int ret = 0;
+
+ /*
+ * detect DSP by checking class/subclass/prog-id information
+ * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required
+ * class=04 subclass 01 prog-if 00: DSP is present
+ * (and may be required e.g. for DMIC or SSP support)
+ * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works
+ */
+ if (pci->class == 0x040300) {
+ dev_err(sdev->dev, "error: the DSP is not enabled on this platform, aborting probe\n");
+ return -ENODEV;
+ } else if (pci->class != 0x040100 && pci->class != 0x040380) {
+ dev_err(sdev->dev, "error: unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", pci->class);
+ return -ENODEV;
+ }
+ dev_info(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", pci->class);
+
+ chip = get_chip_info(sdev->pdata);
+ if (!chip) {
+ dev_err(sdev->dev, "error: no such device supported, chip id:%x\n",
+ pci->device);
+ ret = -EIO;
+ goto err;
+ }
+
+ sdev->num_cores = chip->cores_num;
+
+ hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL);
+ if (!hdev)
+ return -ENOMEM;
+ sdev->pdata->hw_pdata = hdev;
+ hdev->desc = chip;
+
+ hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec",
+ PLATFORM_DEVID_NONE,
+ NULL, 0);
+ if (IS_ERR(hdev->dmic_dev)) {
+ dev_err(sdev->dev, "error: failed to create DMIC device\n");
+ return PTR_ERR(hdev->dmic_dev);
+ }
+
+ /*
+ * use position update IPC if either it is forced
+ * or we don't have other choice
+ */
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION)
+ hdev->no_ipc_position = 0;
+#else
+ hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0;
+#endif
+
+ /* set up HDA base */
+ bus = sof_to_bus(sdev);
+ ret = hda_init(sdev);
+ if (ret < 0)
+ goto hdac_bus_unmap;
+
+ /* DSP base */
+ sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR);
+ if (!sdev->bar[HDA_DSP_BAR]) {
+ dev_err(sdev->dev, "error: ioremap error\n");
+ ret = -ENXIO;
+ goto hdac_bus_unmap;
+ }
+
+ sdev->mmio_bar = HDA_DSP_BAR;
+ sdev->mailbox_bar = HDA_DSP_BAR;
+
+ /* allow 64bit DMA address if supported by H/W */
+ if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) {
+ dev_dbg(sdev->dev, "DMA mask is 32 bit\n");
+ dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
+ }
+ dma_set_max_seg_size(&pci->dev, UINT_MAX);
+
+ /* init streams */
+ ret = hda_dsp_stream_init(sdev);
+ if (ret < 0) {
+ dev_err(sdev->dev, "error: failed to init streams\n");
+ /*
+ * not all errors are due to memory issues, but trying
+ * to free everything does not harm
+ */
+ goto free_streams;
+ }
+
+ /*
+ * register our IRQ
+ * let's try to enable msi firstly
+ * if it fails, use legacy interrupt mode
+ * TODO: support msi multiple vectors
+ */
+ if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) {
+ dev_info(sdev->dev, "use msi interrupt mode\n");
+ sdev->ipc_irq = pci_irq_vector(pci, 0);
+ /* initialised to "false" by kzalloc() */
+ sdev->msi_enabled = true;
+ }
+
+ if (!sdev->msi_enabled) {
+ dev_info(sdev->dev, "use legacy interrupt mode\n");
+ /*
+ * in IO-APIC mode, hda->irq and ipc_irq are using the same
+ * irq number of pci->irq
+ */
+ sdev->ipc_irq = pci->irq;
+ }
+
+ dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq);
+ ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler,
+ hda_dsp_interrupt_thread,
+ IRQF_SHARED, "AudioDSP", sdev);
+ if (ret < 0) {
+ dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n",
+ sdev->ipc_irq);
+ goto free_irq_vector;
+ }
+
+ pci_set_master(pci);
+ synchronize_irq(pci->irq);
+
+ /*
+ * clear TCSEL to clear playback on some HD Audio
+ * codecs. PCI TCSEL is defined in the Intel manuals.
+ */
+ snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0);
+
+ /* init HDA capabilities */
+ ret = hda_init_caps(sdev);
+ if (ret < 0)
+ goto free_ipc_irq;
+
+ /* enable ppcap interrupt */
+ hda_dsp_ctrl_ppcap_enable(sdev, true);
+ hda_dsp_ctrl_ppcap_int_enable(sdev, true);
+
+ /* set default mailbox offset for FW ready message */
+ sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET;
+
+ INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work);
+
+ init_waitqueue_head(&hdev->waitq);
+
+ hdev->nhlt = intel_nhlt_init(sdev->dev);
+
+ return 0;
+
+free_ipc_irq:
+ free_irq(sdev->ipc_irq, sdev);
+free_irq_vector:
+ if (sdev->msi_enabled)
+ pci_free_irq_vectors(pci);
+free_streams:
+ hda_dsp_stream_free(sdev);
+/* dsp_unmap: not currently used */
+ iounmap(sdev->bar[HDA_DSP_BAR]);
+hdac_bus_unmap:
+ platform_device_unregister(hdev->dmic_dev);
+ iounmap(bus->remap_addr);
+ hda_codec_i915_exit(sdev);
+err:
+ return ret;
+}
+
+int hda_dsp_remove(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+ const struct sof_intel_dsp_desc *chip = hda->desc;
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ struct pci_dev *pci = to_pci_dev(sdev->dev);
+ struct nhlt_acpi_table *nhlt = hda->nhlt;
+
+ if (nhlt)
+ intel_nhlt_free(nhlt);
+
+ /* cancel any attempt for DSP D0I3 */
+ cancel_delayed_work_sync(&hda->d0i3_work);
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ /* codec removal, invoke bus_device_remove */
+ snd_hdac_ext_bus_device_remove(bus);
+#endif
+
+ hda_sdw_exit(sdev);
+
+ if (!IS_ERR_OR_NULL(hda->dmic_dev))
+ platform_device_unregister(hda->dmic_dev);
+
+ /* disable DSP IRQ */
+ snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
+ SOF_HDA_PPCTL_PIE, 0);
+
+ /* disable CIE and GIE interrupts */
+ snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
+ SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0);
+
+ /* no need to check for error as the DSP will be disabled anyway */
+ if (chip && chip->power_down_dsp)
+ chip->power_down_dsp(sdev);
+
+ /* disable DSP */
+ snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
+ SOF_HDA_PPCTL_GPROCEN, 0);
+
+ free_irq(sdev->ipc_irq, sdev);
+ if (sdev->msi_enabled)
+ pci_free_irq_vectors(pci);
+
+ hda_dsp_stream_free(sdev);
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ snd_hdac_link_free_all(bus);
+#endif
+
+ iounmap(sdev->bar[HDA_DSP_BAR]);
+ iounmap(bus->remap_addr);
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ snd_hdac_ext_bus_exit(bus);
+#endif
+ hda_codec_i915_exit(sdev);
+
+ return 0;
+}
+
+int hda_power_down_dsp(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+ const struct sof_intel_dsp_desc *chip = hda->desc;
+
+ return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask);
+}
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+static void hda_generic_machine_select(struct snd_sof_dev *sdev,
+ struct snd_soc_acpi_mach **mach)
+{
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ struct snd_soc_acpi_mach_params *mach_params;
+ struct snd_soc_acpi_mach *hda_mach;
+ struct snd_sof_pdata *pdata = sdev->pdata;
+ const char *tplg_filename;
+ const char *idisp_str;
+ int dmic_num = 0;
+ int codec_num = 0;
+ int ret;
+ int i;
+
+ /* codec detection */
+ if (!bus->codec_mask) {
+ dev_info(bus->dev, "no hda codecs found!\n");
+ } else {
+ dev_info(bus->dev, "hda codecs found, mask %lx\n",
+ bus->codec_mask);
+
+ for (i = 0; i < HDA_MAX_CODECS; i++) {
+ if (bus->codec_mask & (1 << i))
+ codec_num++;
+ }
+
+ /*
+ * If no machine driver is found, then:
+ *
+ * generic hda machine driver can handle:
+ * - one HDMI codec, and/or
+ * - one external HDAudio codec
+ */
+ if (!*mach && codec_num <= 2) {
+ bool tplg_fixup;
+
+ hda_mach = snd_soc_acpi_intel_hda_machines;
+
+ dev_info(bus->dev, "using HDA machine driver %s now\n",
+ hda_mach->drv_name);
+
+ if (codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask))
+ idisp_str = "-idisp";
+ else
+ idisp_str = "";
+
+ /* topology: use the info from hda_machines */
+ if (pdata->tplg_filename) {
+ tplg_fixup = false;
+ tplg_filename = pdata->tplg_filename;
+ } else {
+ tplg_fixup = true;
+ tplg_filename = hda_mach->sof_tplg_filename;
+ }
+ ret = dmic_detect_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num,
+ tplg_fixup);
+ if (ret < 0)
+ return;
+
+ hda_mach->mach_params.dmic_num = dmic_num;
+ pdata->tplg_filename = tplg_filename;
+
+ if (codec_num == 2 ||
+ (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) {
+ /*
+ * Prevent SoundWire links from starting when an external
+ * HDaudio codec is used
+ */
+ hda_mach->mach_params.link_mask = 0;
+ } else {
+ /*
+ * Allow SoundWire links to start when no external HDaudio codec
+ * was detected. This will not create a SoundWire card but
+ * will help detect if any SoundWire codec reports as ATTACHED.
+ */
+ struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+ hda_mach->mach_params.link_mask = hdev->info.link_mask;
+ }
+
+ *mach = hda_mach;
+ }
+ }
+
+ /* used by hda machine driver to create dai links */
+ if (*mach) {
+ mach_params = &(*mach)->mach_params;
+ mach_params->codec_mask = bus->codec_mask;
+ mach_params->common_hdmi_codec_drv = hda_codec_use_common_hdmi;
+ }
+}
+#else
+static void hda_generic_machine_select(struct snd_sof_dev *sdev,
+ struct snd_soc_acpi_mach **mach)
+{
+}
+#endif
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
+
+#define SDW_CODEC_ADR_MASK(_adr) ((_adr) & (SDW_DISCO_LINK_ID_MASK | SDW_VERSION_MASK | \
+ SDW_MFG_ID_MASK | SDW_PART_ID_MASK))
+
+/* Check if all Slaves defined on the link can be found */
+static bool link_slaves_found(struct snd_sof_dev *sdev,
+ const struct snd_soc_acpi_link_adr *link,
+ struct sdw_intel_ctx *sdw)
+{
+ struct hdac_bus *bus = sof_to_bus(sdev);
+ struct sdw_intel_slave_id *ids = sdw->ids;
+ int num_slaves = sdw->num_slaves;
+ unsigned int part_id, link_id, unique_id, mfg_id, version;
+ int i, j, k;
+
+ for (i = 0; i < link->num_adr; i++) {
+ u64 adr = link->adr_d[i].adr;
+ int reported_part_count = 0;
+
+ mfg_id = SDW_MFG_ID(adr);
+ part_id = SDW_PART_ID(adr);
+ link_id = SDW_DISCO_LINK_ID(adr);
+ version = SDW_VERSION(adr);
+
+ for (j = 0; j < num_slaves; j++) {
+ /* find out how many identical parts were reported on that link */
+ if (ids[j].link_id == link_id &&
+ ids[j].id.part_id == part_id &&
+ ids[j].id.mfg_id == mfg_id &&
+ ids[j].id.sdw_version == version)
+ reported_part_count++;
+ }
+
+ for (j = 0; j < num_slaves; j++) {
+ int expected_part_count = 0;
+
+ if (ids[j].link_id != link_id ||
+ ids[j].id.part_id != part_id ||
+ ids[j].id.mfg_id != mfg_id ||
+ ids[j].id.sdw_version != version)
+ continue;
+
+ /* find out how many identical parts are expected */
+ for (k = 0; k < link->num_adr; k++) {
+ u64 adr2 = link->adr_d[k].adr;
+
+ if (SDW_CODEC_ADR_MASK(adr2) == SDW_CODEC_ADR_MASK(adr))
+ expected_part_count++;
+ }
+
+ if (reported_part_count == expected_part_count) {
+ /*
+ * we have to check unique id
+ * if there is more than one
+ * Slave on the link
+ */
+ unique_id = SDW_UNIQUE_ID(adr);
+ if (reported_part_count == 1 ||
+ ids[j].id.unique_id == unique_id) {
+ dev_dbg(bus->dev, "found %x at link %d\n",
+ part_id, link_id);
+ break;
+ }
+ } else {
+ dev_dbg(bus->dev, "part %x reported %d expected %d on link %d, skipping\n",
+ part_id, reported_part_count, expected_part_count, link_id);
+ }
+ }
+ if (j == num_slaves) {
+ dev_dbg(bus->dev,
+ "Slave %x not found\n",
+ part_id);
+ return false;
+ }
+ }
+ return true;
+}
+
+static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
+{
+ struct snd_sof_pdata *pdata = sdev->pdata;
+ const struct snd_soc_acpi_link_adr *link;
+ struct snd_soc_acpi_mach *mach;
+ struct sof_intel_hda_dev *hdev;
+ u32 link_mask;
+ int i;
+
+ hdev = pdata->hw_pdata;
+ link_mask = hdev->info.link_mask;
+
+ /*
+ * Select SoundWire machine driver if needed using the
+ * alternate tables. This case deals with SoundWire-only
+ * machines, for mixed cases with I2C/I2S the detection relies
+ * on the HID list.
+ */
+ if (link_mask) {
+ for (mach = pdata->desc->alt_machines;
+ mach && mach->link_mask; mach++) {
+ /*
+ * On some platforms such as Up Extreme all links
+ * are enabled but only one link can be used by
+ * external codec. Instead of exact match of two masks,
+ * first check whether link_mask of mach is subset of
+ * link_mask supported by hw and then go on searching
+ * link_adr
+ */
+ if (~link_mask & mach->link_mask)
+ continue;
+
+ /* No need to match adr if there is no links defined */
+ if (!mach->links)
+ break;
+
+ link = mach->links;
+ for (i = 0; i < hdev->info.count && link->num_adr;
+ i++, link++) {
+ /*
+ * Try next machine if any expected Slaves
+ * are not found on this link.
+ */
+ if (!link_slaves_found(sdev, link, hdev->sdw))
+ break;
+ }
+ /* Found if all Slaves are checked */
+ if (i == hdev->info.count || !link->num_adr)
+ break;
+ }
+ if (mach && mach->link_mask) {
+ int dmic_num = 0;
+ bool tplg_fixup;
+ const char *tplg_filename;
+
+ mach->mach_params.links = mach->links;
+ mach->mach_params.link_mask = mach->link_mask;
+ mach->mach_params.platform = dev_name(sdev->dev);
+
+ if (pdata->tplg_filename) {
+ tplg_fixup = false;
+ } else {
+ tplg_fixup = true;
+ tplg_filename = mach->sof_tplg_filename;
+ }
+
+ /*
+ * DMICs use up to 4 pins and are typically pin-muxed with SoundWire
+ * link 2 and 3, or link 1 and 2, thus we only try to enable dmics
+ * if all conditions are true:
+ * a) 2 or fewer links are used by SoundWire
+ * b) the NHLT table reports the presence of microphones
+ */
+ if (hweight_long(mach->link_mask) <= 2) {
+ int ret;
+
+ ret = dmic_detect_topology_fixup(sdev, &tplg_filename, "",
+ &dmic_num, tplg_fixup);
+ if (ret < 0)
+ return NULL;
+ }
+ if (tplg_fixup)
+ pdata->tplg_filename = tplg_filename;
+ mach->mach_params.dmic_num = dmic_num;
+
+ dev_dbg(sdev->dev,
+ "SoundWire machine driver %s topology %s\n",
+ mach->drv_name,
+ pdata->tplg_filename);
+
+ return mach;
+ }
+
+ dev_info(sdev->dev, "No SoundWire machine driver found\n");
+ }
+
+ return NULL;
+}
+#else
+static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
+{
+ return NULL;
+}
+#endif
+
+void hda_set_mach_params(struct snd_soc_acpi_mach *mach,
+ struct snd_sof_dev *sdev)
+{
+ struct snd_sof_pdata *pdata = sdev->pdata;
+ const struct sof_dev_desc *desc = pdata->desc;
+ struct snd_soc_acpi_mach_params *mach_params;
+
+ mach_params = &mach->mach_params;
+ mach_params->platform = dev_name(sdev->dev);
+ mach_params->num_dai_drivers = desc->ops->num_drv;
+ mach_params->dai_drivers = desc->ops->drv;
+}
+
+struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
+{
+ struct snd_sof_pdata *sof_pdata = sdev->pdata;
+ const struct sof_dev_desc *desc = sof_pdata->desc;
+ struct snd_soc_acpi_mach *mach;
+ const char *tplg_filename;
+
+ mach = snd_soc_acpi_find_machine(desc->machines);
+ if (mach) {
+ bool add_extension = false;
+ bool tplg_fixup = false;
+
+ /*
+ * If tplg file name is overridden, use it instead of
+ * the one set in mach table
+ */
+ if (!sof_pdata->tplg_filename) {
+ sof_pdata->tplg_filename = mach->sof_tplg_filename;
+ tplg_fixup = true;
+ }
+
+ /* report to machine driver if any DMICs are found */
+ mach->mach_params.dmic_num = check_dmic_num(sdev);
+
+ if (tplg_fixup &&
+ mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER &&
+ mach->mach_params.dmic_num) {
+ tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+ "%s%s%d%s",
+ sof_pdata->tplg_filename,
+ "-dmic",
+ mach->mach_params.dmic_num,
+ "ch");
+ if (!tplg_filename)
+ return NULL;
+
+ sof_pdata->tplg_filename = tplg_filename;
+ add_extension = true;
+ }
+
+ if (mach->link_mask) {
+ mach->mach_params.links = mach->links;
+ mach->mach_params.link_mask = mach->link_mask;
+ }
+
+ /* report SSP link mask to machine driver */
+ mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev);
+
+ if (tplg_fixup &&
+ mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER &&
+ mach->mach_params.i2s_link_mask) {
+ const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
+ int ssp_num;
+ int mclk_mask;
+
+ if (hweight_long(mach->mach_params.i2s_link_mask) > 1 &&
+ !(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB))
+ dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n");
+
+ /* fls returns 1-based results, SSPs indices are 0-based */
+ ssp_num = fls(mach->mach_params.i2s_link_mask) - 1;
+
+ if (ssp_num >= chip->ssp_count) {
+ dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n",
+ ssp_num, chip->ssp_count);
+ return NULL;
+ }
+
+ tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+ "%s%s%d",
+ sof_pdata->tplg_filename,
+ "-ssp",
+ ssp_num);
+ if (!tplg_filename)
+ return NULL;
+
+ sof_pdata->tplg_filename = tplg_filename;
+ add_extension = true;
+
+ mclk_mask = check_nhlt_ssp_mclk_mask(sdev, ssp_num);
+
+ if (mclk_mask < 0) {
+ dev_err(sdev->dev, "Invalid MCLK configuration\n");
+ return NULL;
+ }
+
+ dev_dbg(sdev->dev, "MCLK mask %#x found in NHLT\n", mclk_mask);
+
+ if (mclk_mask) {
+ dev_info(sdev->dev, "Overriding topology with MCLK mask %#x from NHLT\n", mclk_mask);
+ sdev->mclk_id_override = true;
+ sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1;
+ }
+ }
+
+ if (tplg_fixup && add_extension) {
+ tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+ "%s%s",
+ sof_pdata->tplg_filename,
+ ".tplg");
+ if (!tplg_filename)
+ return NULL;
+
+ sof_pdata->tplg_filename = tplg_filename;
+ }
+
+ /* check if mclk_id should be modified from topology defaults */
+ if (mclk_id_override >= 0) {
+ dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override);
+ sdev->mclk_id_override = true;
+ sdev->mclk_id_quirk = mclk_id_override;
+ }
+ }
+
+ /*
+ * If I2S fails, try SoundWire
+ */
+ if (!mach)
+ mach = hda_sdw_machine_select(sdev);
+
+ /*
+ * Choose HDA generic machine driver if mach is NULL.
+ * Otherwise, set certain mach params.
+ */
+ hda_generic_machine_select(sdev, &mach);
+ if (!mach)
+ dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
+
+ return mach;
+}
+
+int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
+{
+ int ret;
+
+ ret = snd_intel_dsp_driver_probe(pci);
+ if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
+ dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n");
+ return -ENODEV;
+ }
+
+ return sof_pci_probe(pci, pci_id);
+}
+EXPORT_SYMBOL_NS(hda_pci_intel_probe, SND_SOC_SOF_INTEL_HDA_COMMON);
+
+int hda_register_clients(struct snd_sof_dev *sdev)
+{
+ return hda_probes_register(sdev);
+}
+
+void hda_unregister_clients(struct snd_sof_dev *sdev)
+{
+ hda_probes_unregister(sdev);
+}
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);
+MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC);
+MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
+MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
+MODULE_IMPORT_NS(SND_INTEL_SOUNDWIRE_ACPI);
+MODULE_IMPORT_NS(SOUNDWIRE_INTEL_INIT);