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Subject: Re: [PATCH v4 2/5] usb: assign ACPI companions for embedded USB
 devices
From:   Marcel Holtmann <marcel@holtmann.org>
In-Reply-To: <20190118223407.64818-2-rajatja@google.com>
Date:   Sat, 19 Jan 2019 20:51:01 +0100
Cc:     Johan Hedberg <johan.hedberg@gmail.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "David S. Miller" <davem@davemloft.net>,
        Dmitry Torokhov <dtor@chromium.org>,
        Alex Hung <alex.hung@canonical.com>,
        linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-usb@vger.kernel.org, netdev@vger.kernel.org,
        rajatxjain@gmail.com, dtor@google.com, raghuram.hegde@intel.com,
        chethan.tumkur.narayan@intel.com, sukumar.ghorai@intel.com
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References: <20181117010748.24347-1-rajatja@google.com>
 <20190118223407.64818-1-rajatja@google.com>
 <20190118223407.64818-2-rajatja@google.com>
To:     Rajat Jain <rajatja@google.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Hi Rajat,

> USB devices permanently connected to USB ports may be described in ACPI
> tables and share ACPI devices with ports they are connected to. See [1]
> for details.
> 
> This will allow us to describe sideband resources for devices, such as,
> for example, hard reset line for BT USB controllers.
> 
> [1] https://docs.microsoft.com/en-us/windows-hardware/drivers/bringup/other-acpi-namespace-objects#acpi-namespace-hierarchy-and-adr-for-embedded-usb-devices
> 
> Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
> Signed-off-by: Rajat Jain <rajatja@google.com> (changed how we get the usb_port)
> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Tested-by: Sukumar Ghorai <sukumar.ghorai@intel.com>
> ---
> v4: Add Acked-by and Tested-by in signatures.
> v3: same as v1
> v2: same as v1
> 
> drivers/usb/core/usb-acpi.c | 44 +++++++++++++++++++++++++++++--------
> 1 file changed, 35 insertions(+), 9 deletions(-)

same question here. Which tree is suppose to take this?

Regards

Marcel