linux-kernel - Re: [PATCH v2] ALSA: hda: avoid reset of sdo

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Date:   Wed, 19 Aug 2020 17:38:08 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Sameer Pujar <spujar@...dia.com>
Cc:     <tiwai@...e.com>, <perex@...ex.cz>, <kai.vehmanen@...ux.intel.com>,
        <yang.jie@...ux.intel.com>, <pierre-louis.bossart@...ux.intel.com>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <stable@...r.kernel.org>
Subject: Re: [PATCH v2] ALSA: hda: avoid reset of sdo_limit

On Wed, 19 Aug 2020 17:32:10 +0200,
Sameer Pujar wrote:
> 
> By default 'sdo_limit' is initialized with a default value of '8'
> as per spec. This is overridden in cases where a different value is
> required. However this is getting reset when snd_hdac_bus_init_chip()
> is called again, which happens during runtime PM cycle.
> 
> Avoid this reset by moving 'sdo_limit' setup to 'snd_hdac_bus_init()'
> function which would be called only once.
> 
> Fixes: 67ae482a59e9 ("ALSA: hda: add member to store ratio for stripe control")
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Sameer Pujar <spujar@...dia.com>

Applied now.  Thanks.


Takashi