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[02/20] ASoC: soc-acpi: add information on I2S/TDM link mask

Message ID 20220308192610.392950-3-pierre-louis.bossart@linux.intel.com
State Accepted
Commit 679aa83a0fb70dcbf9e97cbdfd573e6fc8bf9b1a
Headers show
Series ALSA/ASoC/SOF/Intel: improve support for ES8336-based platforms | expand

Commit Message

Pierre-Louis Bossart March 8, 2022, 7:25 p.m. UTC 
The platform driver may have information on which I2S/TDM link(s) to
enable in the machine driver. In the case of Intel devices, this may
be extracted from NHLT tables in platform firmware. This link
information is necessary to make sure machine driver and topology are
aligned.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
---
 include/sound/soc-acpi.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
index a8fd62c00f91..093bbe7f0e1f 100644
--- a/include/sound/soc-acpi.h
+++ b/include/sound/soc-acpi.h
@@ -64,6 +64,7 @@  static inline struct snd_soc_acpi_mach *snd_soc_acpi_codec_list(void *arg)
  * @common_hdmi_codec_drv: use commom HDAudio HDMI codec driver
  * @link_mask: SoundWire links enabled on the board
  * @links: array of SoundWire link _ADR descriptors, null terminated
+ * @i2s_link_mask: I2S/TDM links enabled on the board
  * @num_dai_drivers: number of elements in @dai_drivers
  * @dai_drivers: pointer to dai_drivers, used e.g. in nocodec mode
  */
@@ -75,6 +76,7 @@  struct snd_soc_acpi_mach_params {
 	bool common_hdmi_codec_drv;
 	u32 link_mask;
 	const struct snd_soc_acpi_link_adr *links;
+	u32 i2s_link_mask;
 	u32 num_dai_drivers;
 	struct snd_soc_dai_driver *dai_drivers;
 };