CONFIG_SND_DESIGNWARE_PCM: PCM PIO extension for I2S driver

General informations

The Linux kernel configuration item CONFIG_SND_DESIGNWARE_PCM has multiple definitions:

PCM PIO extension for I2S driver found in sound/soc/dwc/Kconfig

The configuration item CONFIG_SND_DESIGNWARE_PCM:

• prompt: PCM PIO extension for I2S driver
• type: bool
• depends on: CONFIG_SND_DESIGNWARE_I2S
• defined in sound/soc/dwc/Kconfig
• found in Linux kernels: 4.12–4.20, 5.0–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

Say Y or N if you want to add a custom ALSA extension that registers a PCM and uses PIO to transfer data.

This functionality is specially suited for I2S devices that don't have DMA support.

PCM PIO extension for I2S driver found in sound/soc/dwc/Kconfig

The configuration item CONFIG_SND_DESIGNWARE_PCM:

• prompt: PCM PIO extension for I2S driver
• type: tristate
• depends on: CONFIG_SND_DESIGNWARE_I2S
• defined in sound/soc/dwc/Kconfig
• found in Linux kernels: 4.8–4.11

Help text

Say Y, M or N if you want to add a custom ALSA extension that registers a PCM and uses PIO to transfer data.

This functionality is specially suited for I2S devices that don't have DMA support.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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