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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Luke Lu <luke.lu@libre.computer>
Cc: Neil Armstrong <neil.armstrong@linaro.org>,
	linux-usb@vger.kernel.org, linux-amlogic@lists.infradead.org,
	Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	Da Xue <da@libre.computer>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: dwc3: meson-g12a: do post init to fix broken usb after resumption
Date: Tue, 8 Aug 2023 06:56:06 +0200	[thread overview]
Message-ID: <2023080851-duh-scroll-09bf@gregkh> (raw)
In-Reply-To: <20230808032510.31754-1-luke.lu@libre.computer>

On Tue, Aug 08, 2023 at 03:25:10AM +0000, Luke Lu wrote:
> Device connected to usb otg port of GXL-based boards can not be
> recognised after resumption, doesn't recover even if disconnect and
> reconnect the device. dmesg shows it disconnects during resumption.
> 
> [   41.492911] usb 1-2: USB disconnect, device number 3
> [   41.499346] usb 1-2: unregistering device
> [   41.511939] usb 1-2: unregistering interface 1-2:1.0
> 
> Calling usb_post_init() will fix this issue, and it's tested and
> verified on libretech's aml-s905x-cc board.
> 
> Signed-off-by: Luke Lu <luke.lu@libre.computer>

What commit id does this fix?  Should it also go to stable kernels?

thanks,

greg k-h

_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

WARNING: multiple messages have this Message-ID (diff)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Luke Lu <luke.lu@libre.computer>
Cc: Neil Armstrong <neil.armstrong@linaro.org>,
	linux-usb@vger.kernel.org, linux-amlogic@lists.infradead.org,
	Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	Da Xue <da@libre.computer>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: dwc3: meson-g12a: do post init to fix broken usb after resumption
Date: Tue, 8 Aug 2023 06:56:06 +0200	[thread overview]
Message-ID: <2023080851-duh-scroll-09bf@gregkh> (raw)
In-Reply-To: <20230808032510.31754-1-luke.lu@libre.computer>

On Tue, Aug 08, 2023 at 03:25:10AM +0000, Luke Lu wrote:
> Device connected to usb otg port of GXL-based boards can not be
> recognised after resumption, doesn't recover even if disconnect and
> reconnect the device. dmesg shows it disconnects during resumption.
> 
> [   41.492911] usb 1-2: USB disconnect, device number 3
> [   41.499346] usb 1-2: unregistering device
> [   41.511939] usb 1-2: unregistering interface 1-2:1.0
> 
> Calling usb_post_init() will fix this issue, and it's tested and
> verified on libretech's aml-s905x-cc board.
> 
> Signed-off-by: Luke Lu <luke.lu@libre.computer>

What commit id does this fix?  Should it also go to stable kernels?

thanks,

greg k-h

WARNING: multiple messages have this Message-ID (diff)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Luke Lu <luke.lu@libre.computer>
Cc: Neil Armstrong <neil.armstrong@linaro.org>,
	linux-usb@vger.kernel.org, linux-amlogic@lists.infradead.org,
	Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	Da Xue <da@libre.computer>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: dwc3: meson-g12a: do post init to fix broken usb after resumption
Date: Tue, 8 Aug 2023 06:56:06 +0200	[thread overview]
Message-ID: <2023080851-duh-scroll-09bf@gregkh> (raw)
In-Reply-To: <20230808032510.31754-1-luke.lu@libre.computer>

On Tue, Aug 08, 2023 at 03:25:10AM +0000, Luke Lu wrote:
> Device connected to usb otg port of GXL-based boards can not be
> recognised after resumption, doesn't recover even if disconnect and
> reconnect the device. dmesg shows it disconnects during resumption.
> 
> [   41.492911] usb 1-2: USB disconnect, device number 3
> [   41.499346] usb 1-2: unregistering device
> [   41.511939] usb 1-2: unregistering interface 1-2:1.0
> 
> Calling usb_post_init() will fix this issue, and it's tested and
> verified on libretech's aml-s905x-cc board.
> 
> Signed-off-by: Luke Lu <luke.lu@libre.computer>

What commit id does this fix?  Should it also go to stable kernels?

thanks,

greg k-h

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2023-08-08  4:56 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-08  3:25 [PATCH] usb: dwc3: meson-g12a: do post init to fix broken usb after resumption Luke Lu
2023-08-08  3:25 ` Luke Lu
2023-08-08  3:25 ` Luke Lu
2023-08-08  4:56 ` Greg Kroah-Hartman [this message]
2023-08-08  4:56   ` Greg Kroah-Hartman
2023-08-08  4:56   ` Greg Kroah-Hartman
2023-08-08  5:33   ` Da Xue
2023-08-08  5:33     ` Da Xue
2023-08-08  5:33     ` Da Xue
2023-08-08  6:10     ` Greg Kroah-Hartman
2023-08-08  6:10       ` Greg Kroah-Hartman
2023-08-08  6:10       ` Greg Kroah-Hartman
2023-08-08  6:09   ` Luke Lu
2023-08-08  6:09     ` Luke Lu
2023-08-08  6:09     ` Luke Lu
2023-08-08  8:17     ` Greg Kroah-Hartman
2023-08-08  8:17       ` Greg Kroah-Hartman
2023-08-08  8:17       ` Greg Kroah-Hartman

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