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| author | Lucas Tanure <tanureal@opensource.cirrus.com> | 2021-12-17 11:57:05 +0000 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2022-01-05 17:08:16 +0100 |
| commit | 7b2f3eb492dac7665c75df067e4d8e4869589f4a (patch) | |
| tree | a02eec337c6068ce1377b4d5d53fddc9ecfd29ea /sound/pci/hda/hda_component.h | |
| parent | 2aac550da3257ab46e8c7944365eb4a79ccbb3a1 (diff) | |
| download | lwn-7b2f3eb492dac7665c75df067e4d8e4869589f4a.tar.gz lwn-7b2f3eb492dac7665c75df067e4d8e4869589f4a.zip | |
ALSA: hda: cs35l41: Add support for CS35L41 in HDA systems
Add support for CS35L41 using a new separated driver
that can be used in all upcoming designs
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20211217115708.882525-8-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_component.h')
| -rw-r--r-- | sound/pci/hda/hda_component.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h new file mode 100644 index 000000000000..2e52be6db9c2 --- /dev/null +++ b/sound/pci/hda/hda_component.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * HD audio Component Binding Interface + * + * Copyright (C) 2021 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#include <linux/component.h> + +#define HDA_MAX_COMPONENTS 4 +#define HDA_MAX_NAME_SIZE 50 + +struct hda_component { + struct device *dev; + char name[HDA_MAX_NAME_SIZE]; + void (*playback_hook)(struct device *dev, int action); + int (*set_channel_map)(struct device *dev, unsigned int rx_num, unsigned int *rx_slot, + unsigned int tx_num, unsigned int *tx_slot); +}; |