diff options
| author | Vijendar Mukunda <Vijendar.Mukunda@amd.com> | 2024-01-29 11:21:35 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-01-30 16:06:32 +0000 |
| commit | ed0ef85795b58134172e8c82ab2f1b869cd501a6 (patch) | |
| tree | e28a1048a6789b336fa9f9371e105a117c35aa0e /include/linux/soundwire/sdw_amd.h | |
| parent | 41bccc98fb7931d63d03f326a746ac4d429c1dd3 (diff) | |
ASoC/soundwire: implement generic api for scanning amd soundwire controller
Implement generic function for scanning SoundWire controller.
Same function will be used for legacy and sof stack for AMD platforms.
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Acked-by: Vinod Koul <vkoul@kernel.org>
Link: https://msgid.link/r/20240129055147.1493853-2-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/linux/soundwire/sdw_amd.h')
| -rw-r--r-- | include/linux/soundwire/sdw_amd.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/soundwire/sdw_amd.h b/include/linux/soundwire/sdw_amd.h index ceecad74aef9..41dd64941cef 100644 --- a/include/linux/soundwire/sdw_amd.h +++ b/include/linux/soundwire/sdw_amd.h @@ -6,6 +6,7 @@ #ifndef __SDW_AMD_H #define __SDW_AMD_H +#include <linux/acpi.h> #include <linux/soundwire/sdw.h> /* AMD pm_runtime quirk definitions */ @@ -106,4 +107,18 @@ struct amd_sdw_manager { struct sdw_amd_dai_runtime **dai_runtime_array; }; + +/** + * struct sdw_amd_acpi_info - Soundwire AMD information found in ACPI tables + * @handle: ACPI controller handle + * @count: maximum no of soundwire manager links supported on AMD platform. + * @link_mask: bit-wise mask listing links enabled by BIOS menu + */ +struct sdw_amd_acpi_info { + acpi_handle handle; + int count; + u32 link_mask; +}; + +int amd_sdw_scan_controller(struct sdw_amd_acpi_info *info); #endif |