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[209.85.166.176]) by smtp.gmail.com with ESMTPSA id i4sm5677005iof.48.2019.05.29.05.15.12 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 29 May 2019 05:15:13 -0700 (PDT) Received: by mail-it1-f176.google.com with SMTP id i63so3125408ita.3 for ; Wed, 29 May 2019 05:15:12 -0700 (PDT) X-Received: by 2002:a24:5252:: with SMTP id d79mr6656156itb.14.1559132112561; Wed, 29 May 2019 05:15:12 -0700 (PDT) MIME-Version: 1.0 References: <1559040459-16488-1-git-send-email-georgii.staroselskii@emlid.com> <20190529102824.GN2456@sirena.org.uk> In-Reply-To: <20190529102824.GN2456@sirena.org.uk> From: Chen-Yu Tsai Date: Wed, 29 May 2019 20:14:59 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2] ASoC: sun4i-codec: fix first delay on Speaker To: Mark Brown X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190529_051517_612999_D8605815 X-CRM114-Status: GOOD ( 11.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux-ALSA , Maxime Ripard , Danny Milosavljevic , Takashi Iwai , Liam Girdwood , Georgii Staroselskii , Jaroslav Kysela , linux-arm-kernel Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, May 29, 2019 at 6:28 PM Mark Brown wrote: > > On Wed, May 29, 2019 at 10:34:25AM +0800, Chen-Yu Tsai wrote: > > > I wonder if we shouldn't just keep the amplifier section powered up > > all the time. > > Also it seems not very many codec drivers go all out with DAPM. > > Leaving the amplifier powered up all the time is going to burn a lot of > power and make any pop/click issues in the inputs more apparent. Sounds like this patch is a better compromise. Thanks for the insight. The patch is Reviewed-by: Chen-Yu Tsai _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel