Re: [Regression] r8169: enable 64-bit DMA by default for PCI Express devices (v2)

["J�rn Engel" <joern@dublin.logfs.org>]

Forgot to Cc: lkml.

On Mon, 15 March 2010 16:08:06 +0100, J�rn Engel wrote:
> 
> Hello Robert!
> 
> Looks like 353176888386d9025062a12dcec08d49af10cf2c broke one of my
> machines.  Reverting that patch fixes things again.  Machine is
> running an x86_64 kernel.  Lspci gives me this:
> 
> 01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
>         Subsystem: ASRock Incorporation Device 8136
>         Flags: bus master, fast devsel, latency 0, IRQ 26
>         I/O ports at e800 [size=256]
>         Memory at fdeff000 (64-bit, prefetchable) [size=4K]
>         Memory at fdee0000 (64-bit, prefetchable) [size=64K]
>         [virtual] Expansion ROM at fde00000 [disabled] [size=128K]
>         Capabilities: [40] Power Management version 3
>         Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
>         Capabilities: [70] Express Endpoint, MSI 01
>         Capabilities: [ac] MSI-X: Enable- Count=2 Masked-
>         Capabilities: [cc] Vital Product Data
>         Capabilities: [100] Advanced Error Reporting
>         Capabilities: [140] Virtual Channel <?>
>         Capabilities: [160] Device Serial Number 08-00-00-00-ff-ff-00-00
>         Kernel driver in use: r8169
> 
> If you have any test patches to try, please send them my way. :)
> 
> J�rn