Use the information stored in ipc_file_profile_base by platforms to construct the paths, filenames that are going to be used to load the firmware and topology files.
Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/Makefile | 3 +- sound/soc/sof/core.c | 70 +++++++++++++++-- sound/soc/sof/fw-file-profile.c | 130 ++++++++++++++++++++++++++++++++ sound/soc/sof/sof-priv.h | 7 ++ 4 files changed, 203 insertions(+), 7 deletions(-) create mode 100644 sound/soc/sof/fw-file-profile.c
diff --git a/sound/soc/sof/Makefile b/sound/soc/sof/Makefile index ef6fd43d0b72..3624124575af 100644 --- a/sound/soc/sof/Makefile +++ b/sound/soc/sof/Makefile @@ -1,7 +1,8 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
snd-sof-objs := core.o ops.o loader.o ipc.o pcm.o pm.o debug.o topology.o\ - control.o trace.o iomem-utils.o sof-audio.o stream-ipc.o + control.o trace.o iomem-utils.o sof-audio.o stream-ipc.o\ + fw-file-profile.o
# IPC implementations ifneq ($(CONFIG_SND_SOC_SOF_IPC3),) diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c index a87522ea4301..f1a083de9f9e 100644 --- a/sound/soc/sof/core.c +++ b/sound/soc/sof/core.c @@ -204,6 +204,67 @@ static int sof_machine_check(struct snd_sof_dev *sdev) return 0; }
+static int sof_select_ipc_and_paths(struct snd_sof_dev *sdev) +{ + struct snd_sof_pdata *plat_data = sdev->pdata; + struct sof_loadable_file_profile *base_profile = &plat_data->ipc_file_profile_base; + struct sof_loadable_file_profile out_profile; + struct device *dev = sdev->dev; + int ret; + + /* check IPC support */ + if (!(BIT(base_profile->ipc_type) & plat_data->desc->ipc_supported_mask)) { + dev_err(dev, + "ipc_type %d is not supported on this platform, mask is %#x\n", + base_profile->ipc_type, plat_data->desc->ipc_supported_mask); + return -EINVAL; + } + + if (base_profile->ipc_type != plat_data->desc->ipc_default) + dev_info(dev, + "Module parameter used, overriding default IPC %d to %d\n", + plat_data->desc->ipc_default, base_profile->ipc_type); + + if (base_profile->fw_path) + dev_dbg(dev, "Module parameter used, changed fw path to %s\n", + base_profile->fw_path); + else if (base_profile->fw_path_postfix) + dev_dbg(dev, "Path postfix appended to default fw path: %s\n", + base_profile->fw_path_postfix); + + if (base_profile->fw_lib_path) + dev_dbg(dev, "Module parameter used, changed fw_lib path to %s\n", + base_profile->fw_lib_path); + else if (base_profile->fw_lib_path_postfix) + dev_dbg(dev, "Path postfix appended to default fw_lib path: %s\n", + base_profile->fw_lib_path_postfix); + + if (base_profile->fw_name) + dev_dbg(dev, "Module parameter used, changed fw filename to %s\n", + base_profile->fw_name); + + if (base_profile->tplg_path) + dev_dbg(dev, "Module parameter used, changed tplg path to %s\n", + base_profile->tplg_path); + + if (base_profile->tplg_name) + dev_dbg(dev, "Module parameter used, changed tplg name to %s\n", + base_profile->tplg_name); + + ret = sof_create_ipc_file_profile(sdev, base_profile, &out_profile); + if (ret) + return ret; + + plat_data->ipc_type = out_profile.ipc_type; + plat_data->fw_filename = out_profile.fw_name; + plat_data->fw_filename_prefix = out_profile.fw_path; + plat_data->fw_lib_prefix = out_profile.fw_lib_path; + plat_data->tplg_filename_prefix = out_profile.tplg_path; + plat_data->tplg_filename = out_profile.tplg_name; + + return 0; +} + /* * FW Boot State Transition Diagram * @@ -442,12 +503,9 @@ int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data) } }
- /* check IPC support */ - if (!(BIT(plat_data->ipc_type) & plat_data->desc->ipc_supported_mask)) { - dev_err(dev, "ipc_type %d is not supported on this platform, mask is %#x\n", - plat_data->ipc_type, plat_data->desc->ipc_supported_mask); - return -EINVAL; - } + ret = sof_select_ipc_and_paths(sdev); + if (ret) + return ret;
/* init ops, if necessary */ ret = sof_ops_init(sdev); diff --git a/sound/soc/sof/fw-file-profile.c b/sound/soc/sof/fw-file-profile.c new file mode 100644 index 000000000000..58b55516049e --- /dev/null +++ b/sound/soc/sof/fw-file-profile.c @@ -0,0 +1,130 @@ +// 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) 2023 Intel Corporation. All rights reserved. +// + +#include <sound/sof.h> +#include "sof-priv.h" + +static int +sof_file_profile_for_ipc_type(struct device *dev, + const struct sof_dev_desc *desc, + struct sof_loadable_file_profile *base_profile, + struct sof_loadable_file_profile *out_profile) +{ + enum sof_ipc_type ipc_type = base_profile->ipc_type; + bool fw_lib_path_allocated = false; + bool fw_path_allocated = false; + int ret = 0; + + /* firmware path */ + if (base_profile->fw_path) { + out_profile->fw_path = base_profile->fw_path; + } else if (base_profile->fw_path_postfix) { + out_profile->fw_path = devm_kasprintf(dev, GFP_KERNEL, "%s/%s", + desc->default_fw_path[ipc_type], + base_profile->fw_path_postfix); + if (!out_profile->fw_path) + return -ENOMEM; + + fw_path_allocated = true; + } else { + out_profile->fw_path = desc->default_fw_path[ipc_type]; + } + + /* firmware filename */ + if (base_profile->fw_name) + out_profile->fw_name = base_profile->fw_name; + else + out_profile->fw_name = desc->default_fw_filename[ipc_type]; + + + /* firmware library path */ + if (base_profile->fw_lib_path) { + out_profile->fw_lib_path = base_profile->fw_lib_path; + } else if (desc->default_lib_path[ipc_type]) { + if (base_profile->fw_lib_path_postfix) { + out_profile->fw_lib_path = devm_kasprintf(dev, + GFP_KERNEL, "%s/%s", + desc->default_lib_path[ipc_type], + base_profile->fw_lib_path_postfix); + if (!out_profile->fw_lib_path) { + ret = -ENOMEM; + goto out; + } + + fw_lib_path_allocated = true; + } else { + out_profile->fw_lib_path = desc->default_lib_path[ipc_type]; + } + } + + if (base_profile->fw_path_postfix) + out_profile->fw_path_postfix = base_profile->fw_path_postfix; + + if (base_profile->fw_lib_path_postfix) + out_profile->fw_lib_path_postfix = base_profile->fw_lib_path_postfix; + + /* topology path */ + if (base_profile->tplg_path) + out_profile->tplg_path = base_profile->tplg_path; + else + out_profile->tplg_path = desc->default_tplg_path[ipc_type]; + + /* topology name */ + if (base_profile->tplg_name) + out_profile->tplg_name = base_profile->tplg_name; + + out_profile->ipc_type = ipc_type; + +out: + if (ret) { + /* Free up path strings created with devm_kasprintf */ + if (fw_path_allocated) + devm_kfree(dev, out_profile->fw_path); + if (fw_lib_path_allocated) + devm_kfree(dev, out_profile->fw_lib_path); + + memset(out_profile, 0, sizeof(*out_profile)); + } + + return ret; +} + +static void sof_print_profile_info(struct device *dev, + struct sof_loadable_file_profile *profile) +{ + dev_info(dev, "Firmware paths/files for ipc type %d:\n", profile->ipc_type); + + dev_info(dev, " Firmware file: %s/%s\n", profile->fw_path, profile->fw_name); + if (profile->fw_lib_path) + dev_info(dev, " Firmware lib path: %s\n", profile->fw_lib_path); + if (profile->tplg_name) + dev_info(dev, " Topology file: %s/%s\n", profile->tplg_path, + profile->tplg_name); + else + dev_info(dev, " Topology path: %s\n", profile->tplg_path); +} + +int sof_create_ipc_file_profile(struct snd_sof_dev *sdev, + struct sof_loadable_file_profile *base_profile, + struct sof_loadable_file_profile *out_profile) +{ + const struct sof_dev_desc *desc = sdev->pdata->desc; + struct device *dev = sdev->dev; + int ret; + + memset(out_profile, 0, sizeof(*out_profile)); + + ret = sof_file_profile_for_ipc_type(dev, desc, base_profile, out_profile); + if (ret) + return ret; + + sof_print_profile_info(dev, out_profile); + + return 0; +} +EXPORT_SYMBOL(sof_create_ipc_file_profile); diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index faa8a19ed737..6d7897bf9607 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -695,6 +695,13 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev); */ extern struct snd_compress_ops sof_compressed_ops;
+/* + * Firmware (firmware, libraries, topologies) file location + */ +int sof_create_ipc_file_profile(struct snd_sof_dev *sdev, + struct sof_loadable_file_profile *base_profile, + struct sof_loadable_file_profile *out_profile); + /* * Firmware loading. */