From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To: Amjad Ouled-Ameur <aouledameur@baylibre.com>
Cc: khilman@baylibre.com, p.zabel@pengutronix.de, balbi@kernel.org,
jbrunet@baylibre.com, linux-amlogic@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH v4 3/3] phy: amlogic: meson8b-usb2: fix shared reset control use
Date: Mon, 6 Dec 2021 22:14:15 +0100 [thread overview]
Message-ID: <CAFBinCAtuo46FGFoa=pObfuvTq0u7PXJhUpfHd34CCis7T1HQQ@mail.gmail.com> (raw)
In-Reply-To: <20211205215846.153703-4-aouledameur@baylibre.com>
On Sun, Dec 5, 2021 at 10:59 PM Amjad Ouled-Ameur
<aouledameur@baylibre.com> wrote:
>
> Use reset_control_rearm() call if an error occurs in case
> phy_meson8b_usb2_power_on() fails after reset() has been called, or in
> case phy_meson8b_usb2_power_off() is called i.e the resource is no longer
> used and the reset line may be triggered again by other devices.
>
> reset_control_rearm() keeps use of triggered_count sane in the reset
> framework, use of reset_control_reset() on shared reset line should
> be balanced with reset_control_rearm().
>
> Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
> Reported-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
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prev parent reply other threads:[~2021-12-06 21:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-05 21:58 [PATCH v4 0/3] usb: meson: fix shared reset control use Amjad Ouled-Ameur
2021-12-05 21:58 ` [PATCH v4 1/3] phy: amlogic: phy-meson-gxl-usb2: fix shared reset controller use Amjad Ouled-Ameur
2021-12-06 21:19 ` Martin Blumenstingl
2021-12-07 11:20 ` Amjad Ouled-Ameur
2021-12-05 21:58 ` [PATCH v4 2/3] phy: amlogic: meson8b-usb2: Use dev_err_probe() Amjad Ouled-Ameur
2021-12-06 21:14 ` Martin Blumenstingl
2021-12-05 21:58 ` [PATCH v4 3/3] phy: amlogic: meson8b-usb2: fix shared reset control use Amjad Ouled-Ameur
2021-12-06 21:14 ` Martin Blumenstingl [this message]
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