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[82.243.161.21]) by smtp.gmail.com with ESMTPSA id s1sm19915958wrp.41.2020.03.22.11.31.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Mar 2020 11:31:32 -0700 (PDT) References: <20200316023411.1263-1-sashal@kernel.org> <20200316023411.1263-8-sashal@kernel.org> <1ja74gg0v8.fsf@starbuckisacylon.baylibre.com> User-agent: mu4e 1.3.3; emacs 26.3 From: Jerome Brunet To: Sasha Levin , linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mark Brown , alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Kevin Hilman Subject: Re: [PATCH AUTOSEL 5.4 08/35] ASoC: meson: g12a: add tohdmitx reset In-reply-to: <1ja74gg0v8.fsf@starbuckisacylon.baylibre.com> Date: Sun, 22 Mar 2020 19:31:31 +0100 Message-ID: <1jsgi0ckcc.fsf@starbuckisacylon.baylibre.com> MIME-Version: 1.0 Content-Type: text/plain Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Mon 16 Mar 2020 at 09:28, Jerome Brunet wrote: > On Mon 16 Mar 2020 at 03:33, Sasha Levin wrote: > >> From: Jerome Brunet >> >> [ Upstream commit 22946f37557e27697aabc8e4f62642bfe4a17fd8 ] >> >> Reset the g12a hdmi codec glue on probe. This ensure a sane startup state. >> >> Signed-off-by: Jerome Brunet >> Link: https://lore.kernel.org/r/20200221121146.1498427-1-jbrunet@baylibre.com >> Signed-off-by: Mark Brown >> Signed-off-by: Sasha Levin > > Hi Sasha, > > The tohdmitx reset property is not in the amlogic g12a DT in v5.4. > Backporting this patch on v5.4 would break the hdmi sound, and probably > the related sound card since the reset is not optional. > > Could you please drop this from v5.4 stable ? Hi Sasha, I just received a notification that this patch has been applied to 5.4 stable. As explained above, it will cause a regression. Could you please drop it from v5.4 stable ? Thanks Jerome > It is ok to keep it for v5.5. > > Thanks > Jerome > >> --- >> sound/soc/meson/g12a-tohdmitx.c | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/sound/soc/meson/g12a-tohdmitx.c b/sound/soc/meson/g12a-tohdmitx.c >> index 9cfbd343a00c8..8a0db28a6a406 100644 >> --- a/sound/soc/meson/g12a-tohdmitx.c >> +++ b/sound/soc/meson/g12a-tohdmitx.c >> @@ -8,6 +8,7 @@ >> #include >> #include >> #include >> +#include >> #include >> #include >> >> @@ -378,6 +379,11 @@ static int g12a_tohdmitx_probe(struct platform_device *pdev) >> struct device *dev = &pdev->dev; >> void __iomem *regs; >> struct regmap *map; >> + int ret; >> + >> + ret = device_reset(dev); >> + if (ret) >> + return ret; >> >> regs = devm_platform_ioremap_resource(pdev, 0); >> if (IS_ERR(regs))