From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Rajmohan Mani <rajmohan.mani@intel.com>
Cc: "Darren Hart" <dvhart@infradead.org>,
"Andy Shevchenko" <andy@infradead.org>,
"Mika Westerberg" <mika.westerberg@linux.intel.com>,
"Dmitry Torokhov" <dmitry.torokhov@gmail.com>,
"Lee Jones" <lee.jones@linaro.org>,
"Ayman Bagabas" <ayman.bagabas@gmail.com>,
"Masahiro Yamada" <masahiroy@kernel.org>,
"Jithu Joseph" <jithu.joseph@intel.com>,
"Blaž Hrastnik" <blaz@mxxn.io>,
"Srinivas Pandruvada" <srinivas.pandruvada@linux.intel.com>,
linux-kernel@vger.kernel.org,
platform-driver-x86@vger.kernel.org,
"Heikki Krogerus" <heikki.krogerus@linux.intel.com>,
linux-usb@vger.kernel.org, pmalani@chromium.org,
bleung@chromium.org
Subject: Re: [PATCH 2/2] usb: typec: intel_pmc_mux: Check the port status before connect
Date: Thu, 16 Jul 2020 09:05:08 +0200 [thread overview]
Message-ID: <20200716070508.GB962748@kroah.com> (raw)
In-Reply-To: <20200716003310.26125-3-rajmohan.mani@intel.com>
On Wed, Jul 15, 2020 at 05:33:10PM -0700, Rajmohan Mani wrote:
> From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
>
> The PMC microcontroller that we use for configuration, does
> not supply any status information back. For port status we
> need to talk to another controller on the board called IOM
> (I/O manager).
>
> By checking the port status before configuring the muxes, we
> can make sure that we do not reconfigure the port after
> bootup when the system firmware (for example BIOS) has
> already configured it.
>
> Using the status information also to check if DisplayPort
> HPD is still asserted when the cable plug is disconnected,
> and clearing it if it is.
>
> Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
You can't just forward on patches from others without also adding your
signed-off-by to them, right?
Please fix up this series and try again.
thanks,
greg k-h
next prev parent reply other threads:[~2020-07-16 7:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-16 0:33 [PATCH 0/2] Add Intel Input Output Manager driver Rajmohan Mani
2020-07-16 0:33 ` [PATCH 1/2] platform/x86: Add Intel Input Output Manager (IOM) driver Rajmohan Mani
2020-07-16 7:09 ` Greg Kroah-Hartman
2020-07-17 6:03 ` Mani, Rajmohan
2020-07-17 6:18 ` Greg Kroah-Hartman
2020-07-24 5:15 ` Mani, Rajmohan
2020-07-16 0:33 ` [PATCH 2/2] usb: typec: intel_pmc_mux: Check the port status before connect Rajmohan Mani
2020-07-16 7:05 ` Greg Kroah-Hartman [this message]
2020-07-17 6:04 ` Mani, Rajmohan
2020-07-17 6:19 ` Greg Kroah-Hartman
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