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| author | Takashi Iwai <tiwai@suse.de> | 2021-07-15 09:58:25 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-07-19 16:16:34 +0200 |
| commit | c2b94954add3cb25b40a9aa8badd196671d9872b (patch) | |
| tree | 89809a72a67ffec8c3056e9765aed56221983747 /Documentation | |
| parent | e8ad415b7a55cb9a9fbfc04696518d5ea0b609b3 (diff) | |
| download | lwn-c2b94954add3cb25b40a9aa8badd196671d9872b.tar.gz lwn-c2b94954add3cb25b40a9aa8badd196671d9872b.zip | |
ALSA: core: Add device-managed request_dma()
This patch adds a devres-supported helper for requesting an ISA DMA
channel that will be automatically freed at the device unbinding.
It'll be used by quite a few ISA sound drivers.
Link: https://lore.kernel.org/r/20210715075941.23332-4-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation')
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