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The Windows driver .inf disables ASPM on all cciss devices. Do the same.

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Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: iss_storagedev@hp.com
Acked-by: Mike Miller <mike.miller@hp.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Matthew Garrett 2011-11-11 22:05:54 +01:00 committed by Jens Axboe
parent 7a401a972d
commit 1937335856
1 changed files with 5 additions and 0 deletions
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5
drivers/block/cciss.c
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@ -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");