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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
| commit | f4cdf7ca9a1fdcca413157df19753f388a5a224e (patch) | |
| tree | 60a31895b2446cd7fa27514e8c2843534a0de0da /include/sound/sof.h | |
| download | linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip | |
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab:
- v4l2-core: added ISP statistics support and per-block validation
- v4l2-core: Allow unknown HDR10 white point and luminance
- New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor
- New codec: Milos: VPU v2.0 codec support
- isp driver: gained support for Dreamchip RPPX1 ISP framework
- vsp1 driver: gained support for RZ/T2H and RZ/N2H
- Novalake driver: gained CVS support for new NVL hardware
- dvb-core: fix feed leak on failed DMX_ADD_PID
- several driver fixes, cleanups and minor improvements
* tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits)
media: ipu-bridge: check all DMI entries when overriding sensor rotation
media: v4l2-async: avoid deleting unlinked ASC entry on link error
media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement
media: intel/ipu6: fix async notifier cleanup leak on parse error
media: staging/ipu7: fix async notifier UAF on probe error path
media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path
media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem()
media: rcar-isp: Fix VSPX reference leaks
media: rcar-isp: Release ISPCORE resources
media: i2c: imx415: Release runtime PM reference on VBLANK error
media: i2c: imx415: Return test pattern write errors
media: renesas: vsp1: Declare index variables in for loop statement
media: renesas: vsp1: Make reset control optional to support platforms without a reset line
media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs
media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs
media: nxp: imx8-isi: Add additional 32-bit RGB format support
media: nxp: imx8-isi: Add 16-bit raw Bayer format support
media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams
media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks
media: nxp: imx8-isi: Correct color map between V4L2 and ISI
...
Diffstat (limited to 'include/sound/sof.h')
| -rw-r--r-- | include/sound/sof.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/include/sound/sof.h b/include/sound/sof.h new file mode 100644 index 000000000..38d6c8cb5 --- /dev/null +++ b/include/sound/sof.h @@ -0,0 +1,182 @@ +/* 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 + * + * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> + */ + +#ifndef __INCLUDE_SOUND_SOF_H +#define __INCLUDE_SOUND_SOF_H + +#include <linux/pci.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> + +struct snd_sof_dsp_ops; +struct snd_sof_dev; + +/** + * enum sof_fw_state - DSP firmware state definitions + * @SOF_FW_BOOT_NOT_STARTED: firmware boot is not yet started + * @SOF_DSPLESS_MODE: DSP is not used + * @SOF_FW_BOOT_PREPARE: preparing for boot (firmware loading for exaqmple) + * @SOF_FW_BOOT_IN_PROGRESS: firmware boot is in progress + * @SOF_FW_BOOT_FAILED: firmware boot failed + * @SOF_FW_BOOT_READY_FAILED: firmware booted but fw_ready op failed + * @SOF_FW_BOOT_READY_OK: firmware booted and fw_ready op passed + * @SOF_FW_BOOT_COMPLETE: firmware is booted up and functional + * @SOF_FW_CRASHED: firmware crashed after successful boot + */ +enum sof_fw_state { + SOF_FW_BOOT_NOT_STARTED = 0, + SOF_DSPLESS_MODE, + SOF_FW_BOOT_PREPARE, + SOF_FW_BOOT_IN_PROGRESS, + SOF_FW_BOOT_FAILED, + SOF_FW_BOOT_READY_FAILED, + SOF_FW_BOOT_READY_OK, + SOF_FW_BOOT_COMPLETE, + SOF_FW_CRASHED, +}; + +/* DSP power states */ +enum sof_dsp_power_states { + SOF_DSP_PM_D0, + SOF_DSP_PM_D1, + SOF_DSP_PM_D2, + SOF_DSP_PM_D3, +}; + +/* Definitions for multiple IPCs */ +enum sof_ipc_type { + SOF_IPC_TYPE_3, + SOF_IPC_TYPE_4, + SOF_IPC_TYPE_COUNT +}; + +struct sof_loadable_file_profile { + enum sof_ipc_type ipc_type; + + const char *fw_path; + const char *fw_path_postfix; + const char *fw_name; + const char *fw_lib_path; + const char *fw_lib_path_postfix; + const char *tplg_path; + const char *tplg_name; +}; + +/* + * SOF Platform data. + */ +struct snd_sof_pdata { + const char *name; + const char *platform; + + /* + * PCI SSID. As PCI does not define 0 as invalid, the subsystem_id_set + * flag indicates that a value has been written to these members. + */ + unsigned short subsystem_vendor; + unsigned short subsystem_device; + bool subsystem_id_set; + + struct device *dev; + + /* + * notification callback used if the hardware initialization + * can take time or is handled in a workqueue. This callback + * can be used by the caller to e.g. enable runtime_pm + * or limit functionality until all low-level inits are + * complete. + */ + void (*sof_probe_complete)(struct device *dev); + + /* descriptor */ + const struct sof_dev_desc *desc; + + /* platform's preferred IPC type and path overrides */ + struct sof_loadable_file_profile ipc_file_profile_base; + + /* firmware and topology filenames */ + const char *fw_filename_prefix; + const char *fw_filename; + const char *tplg_filename_prefix; + const char *tplg_filename; + bool disable_function_topology; + + /* loadable external libraries available under this directory */ + const char *fw_lib_prefix; + + /* machine */ + struct platform_device *pdev_mach; + const struct snd_soc_acpi_mach *machine; + const struct snd_sof_of_mach *of_machine; + + void *hw_pdata; + + enum sof_ipc_type ipc_type; +}; + +/* + * Descriptor used for setting up SOF platform data. This is used when + * ACPI/PCI data is missing or mapped differently. + */ +struct sof_dev_desc { + /* list of machines using this configuration */ + struct snd_soc_acpi_mach *machines; + struct snd_sof_of_mach *of_machines; + + /* alternate list of machines using this configuration */ + struct snd_soc_acpi_mach *alt_machines; + + bool use_acpi_target_states; + + /* Platform resource indexes in BAR / ACPI resources. */ + /* Must set to -1 if not used - add new items to end */ + int resindex_lpe_base; + int resindex_pcicfg_base; + int resindex_imr_base; + int irqindex_host_ipc; + + /* IPC timeouts in ms */ + int ipc_timeout; + int boot_timeout; + + /* chip information for dsp */ + const void *chip_info; + + /* defaults for no codec mode */ + const char *nocodec_tplg_filename; + + /* information on supported IPCs */ + unsigned int ipc_supported_mask; + enum sof_ipc_type ipc_default; + + /* The platform supports DSPless mode */ + bool dspless_mode_supported; + + /* On demand DSP booting is possible on the platform */ + bool on_demand_dsp_boot; + + /* defaults paths for firmware, library and topology files */ + const char *default_fw_path[SOF_IPC_TYPE_COUNT]; + const char *default_lib_path[SOF_IPC_TYPE_COUNT]; + const char *default_tplg_path[SOF_IPC_TYPE_COUNT]; + + /* default firmware name */ + const char *default_fw_filename[SOF_IPC_TYPE_COUNT]; + + const struct snd_sof_dsp_ops *ops; + int (*ops_init)(struct snd_sof_dev *sdev); + void (*ops_free)(struct snd_sof_dev *sdev); +}; + +int sof_dai_get_mclk(struct snd_soc_pcm_runtime *rtd); +int sof_dai_get_bclk(struct snd_soc_pcm_runtime *rtd); +int sof_dai_get_tdm_slots(struct snd_soc_pcm_runtime *rtd); + +#endif |
