linux-kernel - Re: [PATCH] ALSA: hda/tegra: Align BDL entry to 4KB boundary

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Message-ID: <87czc9hyp8.wl-tiwai@suse.de>
Date:   Tue, 06 Sep 2022 07:13:55 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Mohan Kumar <mkumard@...dia.com>
Cc:     <tiwai@...e.com>, <perex@...ex.cz>, <thierry.reding@...il.com>,
        <jonathanh@...dia.com>, <linux-tegra@...r.kernel.org>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ALSA: hda/tegra: Align BDL entry to 4KB boundary

On Mon, 05 Sep 2022 19:24:20 +0200,
Mohan Kumar wrote:
> 
> AZA HW may send a burst read/write request crossing 4K memory boundary.
> The 4KB boundary is not guaranteed by Tegra HDA HW. Make SW change to
> include the flag AZX_DCAPS_4K_BDLE_BOUNDARY to align BDLE to 4K
> boundary.
> 
> Signed-off-by: Mohan Kumar <mkumard@...dia.com>

Thanks, applied.


Takashi