Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:2 as permitted sender) client-ip=2620:137:e000::3:2;
Date:   Wed, 22 Nov 2023 14:40:40 +0100
Message-ID: <87pm013nzb.wl-tiwai@suse.de>
From:   Takashi Iwai <tiwai@suse.de>
To:     Richard Fitzgerald <rf@opensource.cirrus.com>
Cc:     <tiwai@suse.com>, <linux-sound@vger.kernel.org>,
        <alsa-devel@alsa-project.org>, <linux-kernel@vger.kernel.org>,
        <patches@opensource.cirrus.com>
Subject: Re: [PATCH] ALSA: hda: cs35l56: Enable low-power hibernation mode on SPI
In-Reply-To: <1528da8b-4ca3-4f12-be17-a3222039fa20@opensource.cirrus.com>
References: <20231121154419.19435-1-rf@opensource.cirrus.com>
        <87h6lealos.wl-tiwai@suse.de>
        <1528da8b-4ca3-4f12-be17-a3222039fa20@opensource.cirrus.com>
User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0
MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue")
Content-Type: text/plain; charset=US-ASCII
Precedence: bulk

On Wed, 22 Nov 2023 12:04:27 +0100,
Richard Fitzgerald wrote:
> 
> On 21/11/23 20:36, Takashi Iwai wrote:
> > On Tue, 21 Nov 2023 16:44:19 +0100,
> > Richard Fitzgerald wrote:
> >> 
> >> SPI hibernation is now supported with the latest hibernation/wake
> >> sequences in the shared ASoC code.
> >> 
> >> This has a functional dependency on two commits:
> >> 
> >> commit 3df761bdbc8b ("ASoC: cs35l56: Wake transactions need to be issued
> >> twice")
> >> 
> >> commit a47cf4dac7dc ("ASoC: cs35l56: Change hibernate sequence to use
> >> allow auto hibernate")
> >> 
> >> To protect against this, enabling hibernation is conditional on
> >> CS35L56_WAKE_HOLD_TIME_US being defined, which indicates that the new
> >> hibernation sequences are available.
> >> 
> >> Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
> > 
> > Is this expected to be merged for 6.7?  Or it can be post 6.7?
> > I guess the former, but just to make sure.
> > 
> 
> It would be good to get it into 6.7 because it reduces the power
> consumption in runtime-suspend and suspend-to-RAM. But it's not
> critical (it's not a bugfix).

OK, now applied to for-linus branch (for 6.7).


thanks,

Takashi