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authorIngo Molnar <mingo@elte.hu>2009-08-31 17:54:18 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-31 18:05:25 +0200
commitbbe69aa57a7374b51242b95a54eefcf0d0393b7e (patch)
treec45e48d11cc9cb81a57c8c27f7243863b117cec8 /drivers/ata/sata_nv.c
parenta417887637e862b434b293404f2a31ad1f282a58 (diff)
parent326ba5010a5429a5a528b268b36a5900d4ab0eba (diff)
Merge commit 'v2.6.31-rc8' into core/locking
Merge reason: we were on -rc4, move to -rc8 before applying a new batch of locking infrastructure changes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/ata/sata_nv.c')
-rw-r--r--drivers/ata/sata_nv.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index b2d11f300c3..86a40582999 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -602,6 +602,7 @@ MODULE_VERSION(DRV_VERSION);
static int adma_enabled;
static int swncq_enabled = 1;
+static int msi_enabled;
static void nv_adma_register_mode(struct ata_port *ap)
{
@@ -2459,6 +2460,11 @@ static int nv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
} else if (type == SWNCQ)
nv_swncq_host_init(host);
+ if (msi_enabled) {
+ dev_printk(KERN_NOTICE, &pdev->dev, "Using MSI\n");
+ pci_enable_msi(pdev);
+ }
+
pci_set_master(pdev);
return ata_host_activate(host, pdev->irq, ipriv->irq_handler,
IRQF_SHARED, ipriv->sht);
@@ -2558,4 +2564,6 @@ module_param_named(adma, adma_enabled, bool, 0444);
MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)");
module_param_named(swncq, swncq_enabled, bool, 0444);
MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)");
+module_param_named(msi, msi_enabled, bool, 0444);
+MODULE_PARM_DESC(msi, "Enable use of MSI (Default: false)");