x86/mrst/pci: assign d3_delay to 0 for Langwell devices

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Langwell devices are not true pci devices, they are not subject to the 10 ms
d3 to d0 delay required by pci spec. This patch assigns d3_delay to 0 for all
langwell pci devices.

We can also power off devices that are not really used by the OS

Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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Jacob Pan 2012-02-13 12:59:00 +00:00 • committed by Jesse Barnes

parent 7570a333d8

commit 990a30c50c

1 changed files with 24 additions and 0 deletions

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arch/x86/pci/mrst.c

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