From mboxrd@z Thu Jan  1 00:00:00 1970
From: Raymond Yau <superquad.vortex2@gmail.com>
Subject: Re: [PATCH 2/2] ALSA: hda - Drop
	AZX_DCAPS_ALIGN_BUFSIZE
Date: Wed, 3 Dec 2014 17:13:45 +0800
Message-ID: <CAN8cciZ6xf9EQUG5s7QEOGU8j=bKXfTN1PukoS7C3TkbVNGFdQ@mail.gmail.com>
References: <1417597333-15749-1-git-send-email-tiwai@suse.de>
 <1417597333-15749-2-git-send-email-tiwai@suse.de>
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>
> We introduced AZX_DCAPS_ALIGN_BUFSIZE to explicity show that the
> controller needs the alignment, with a slight hope that the buffer
> size alignment will be disabled as default in future.  But the reality
> tells that most chips need the buffer size alignment, and it'll be
> likely enabled in future, too.
>
> This patch drops AZX_DCAPS_ALIGN_BUFSIZE to give back one more
> previous DCAPS bit for future use.  At the same time, rename
> AZX_DCAPS_BUFSIZE with AZX_DCAPS_NO_ALIGN_BUFSIZE for avoiding
> confusion.
>
> AZX_DCAPS_ALIGN_BUFSIZE are still kept (but commented out) in each
> DCAPS presets for a purpose as markers.

https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda?id=2ae66c26550cd94b0e2606a9275eb0ab7070ad0e

Does it mean that there are still a few  hda controllers support arbitrary
period size or no hda controller support arbitrary period size ?