Messages in this thread | | | Date | Fri, 11 Nov 2011 22:06:39 +0100 | From | Jens Axboe <> | Subject | Re: [PATCH V2 4/6] block/cciss: Disable ASPM |
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On 2011-11-11 17:15, Mike Miller wrote: > On 11/11/2011 10:14 AM, Matthew Garrett wrote: >> The Windows driver .inf disables ASPM on all cciss devices. Do the same. >> >> Signed-off-by: Matthew Garrett<mjg@redhat.com> >> Cc: mike.miller@hp.com >> Cc: iss_storagedev@hp.com >> Cc: axboe@kernel.dk >> --- >> drivers/block/cciss.c | 5 +++++ >> 1 files changed, 5 insertions(+), 0 deletions(-) >> >> diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c >> index 486f94e..92d8a2f 100644 >> --- a/drivers/block/cciss.c >> +++ b/drivers/block/cciss.c >> @@ -24,6 +24,7 @@ >> #include<linux/interrupt.h> >> #include<linux/types.h> >> #include<linux/pci.h> >> +#include<linux/pci-aspm.h> >> #include<linux/kernel.h> >> #include<linux/slab.h> >> #include<linux/delay.h> >> @@ -4319,6 +4320,10 @@ static int __devinit cciss_pci_init(ctlr_info_t *h) >> dev_warn(&h->pdev->dev, "controller appears to be disabled\n"); >> return -ENODEV; >> } >> + >> + pci_disable_link_state(h->pdev, PCIE_LINK_STATE_L0S | >> + PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM); >> + >> err = pci_enable_device(h->pdev); >> if (err) { >> dev_warn(&h->pdev->dev, "Unable to Enable PCI device\n"); > > Acked-by: Mike Miller <mike.miller@hp.com>
Applied for 3.2, thanks.
-- Jens Axboe
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