From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Kishon Vijay Abraham I <kishon@ti.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Mathias Nyman <mathias.nyman@intel.com>,
Alan Stern <stern@rowland.harvard.edu>
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
chris.chiu@canonical.com, lokeshvutla@ti.com
Subject: Re: [PATCH v2 3/3] xhci: Set HCD flag to defer primary roothub registration
Date: Thu, 26 Aug 2021 15:45:46 +0300 [thread overview]
Message-ID: <1632d10f-1bbd-751b-f925-dd7b12a8846f@linux.intel.com> (raw)
In-Reply-To: <20210826111426.751-4-kishon@ti.com>
On 26.8.2021 14.14, Kishon Vijay Abraham I wrote:
> Set "HCD_FLAG_DEFER_RH_REGISTER" to hcd->flags in xhci_run() to defer
> registering primary roothub in usb_add_hcd(). This will make sure both
> primary roothub and secondary roothub will be registered along with the
> second HCD. This is required for cold plugged USB devices to be detected
> in certain PCIe USB cards (like Inateck USB card connected to AM64 EVM
> or J7200 EVM).
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
> Suggested-by: Mathias Nyman <mathias.nyman@linux.intel.com>
> Tested-by: Chris Chiu <chris.chiu@canonical.com>
> ---
Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
prev parent reply other threads:[~2021-08-26 12:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-26 11:14 [PATCH v2 0/3] Fix cold plugged USB device on certain PCIe USB cards Kishon Vijay Abraham I
2021-08-26 11:14 ` [PATCH v2 1/3] usb: core: hcd: Modularize HCD stop configuration in usb_stop_hcd() Kishon Vijay Abraham I
2021-08-26 11:14 ` [PATCH v2 2/3] usb: core: hcd: Add support for deferring roothub registration Kishon Vijay Abraham I
2021-08-26 12:47 ` Mathias Nyman
2021-08-26 15:16 ` Alan Stern
2021-08-26 11:14 ` [PATCH v2 3/3] xhci: Set HCD flag to defer primary " Kishon Vijay Abraham I
2021-08-26 12:45 ` Mathias Nyman [this message]
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