linux-kernel - Re: [PATCH] Thunderbolt 2 driver for recent Apple MacBooks

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Message-ID: <20150920172431.GB27148@kroah.com>
Date:	Sun, 20 Sep 2015 10:24:31 -0700
From:	Greg KH <greg@...ah.com>
To:	Knuth Posern <knuth@...ern.org>
Cc:	linux-kernel@...r.kernel.org,
	Andreas Noever <andreas.noever@...il.com>,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH] Thunderbolt 2 driver for recent Apple MacBooks

On Sun, Sep 20, 2015 at 06:11:25PM +0200, Knuth Posern wrote:
> Hi,
> 
> This patch is submitted for upstream inclusion.
> This is a first for me, so I hope the format of this mail is convenient.
> 
> Thanks to Greg and Andreas the attached patch (diff -up) fixes the bug:
> https://bugzilla.kernel.org/show_bug.cgi?id=100191
> 
> The pci device ids listed in the tb driver are to restrictive, which
> prevents the driver from being loaded. We have had a similar issue
> with the new Mac mini.
> 
> Changing the subvendor and subdevice to PCI_ANY_ID in
> 	drivers/thunderbolt/nhi.c
> the thunderbolt driver loads and binds to the pci device
> 07:00.0 System peripheral: Intel Corporation Device 156c
> which is the thunderbolt 2 controller.
> 
> 
> Cheers,
> 
> Knuth.
> 

> --- linux/drivers/thunderbolt/nhi.c.orig	2015-09-20 17:36:14.014964300 +0200
> +++ linux/drivers/thunderbolt/nhi.c	2015-09-13 09:58:18.000000000 +0200
> @@ -643,7 +643,7 @@ static struct pci_device_id nhi_ids[] =
>  	{
>  		.class = PCI_CLASS_SYSTEM_OTHER << 8, .class_mask = ~0,
>  		.vendor = PCI_VENDOR_ID_INTEL, .device = 0x156c,
> -		.subvendor = 0x2222, .subdevice = 0x1111,
> +		.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID,
>  	},
>  	{ 0,}
>  };
> 
> 


This looks good, but can you resend it in the format described in
Documentation/SubmittingPatches so that I can apply it (i.e. a cleaned
up changelog comment and a signed-off-by: line?)

thanks,

greg k-h
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