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Commit 19373358 authored by Matthew Garrett's avatar Matthew Garrett Committed by Jens Axboe
Browse files

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



Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
Cc: iss_storagedev@hp.com
Acked-by: default avatarMike Miller <mike.miller@hp.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 7a401a97

drivers/block/cciss.c

+5 −0
Original line number Diff line number Diff line
@@ -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");