From: Takashi Iwai <tiwai@suse.de>
To: alsa-devel@alsa-project.org
Subject: Re: [PATCH] ALSA: msnd: Use proper mmap method
Date: Mon, 09 Aug 2021 16:04:57 +0200 [thread overview]
Message-ID: <s5hbl66ogs6.wl-tiwai@suse.de> (raw)
In-Reply-To: <20210809135926.8687-1-tiwai@suse.de>
On Mon, 09 Aug 2021 15:59:26 +0200,
Takashi Iwai wrote:
>
> The old ISA MSND driver basically maps the iomem as the DMA buffer.
> For this type of buffer, we have already the standard mmap helper,
> snd_pcm_lib_mmap_iomem(). Set the DMA address and use the standard
> helper for allowing the mmap on all architectures properly.
We need to set the different PCM INFO flag for this.
Will resubmit v2 patch covering that, too.
Takashi
prev parent reply other threads:[~2021-08-09 14:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-09 13:59 [PATCH] ALSA: msnd: Use proper mmap method Takashi Iwai
2021-08-09 14:04 ` Takashi Iwai [this message]
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