diff options
| author | Wayne Boyer <wayneb@linux.vnet.ibm.com> | 2009-01-23 09:17:35 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-03-12 12:57:58 -0500 |
| commit | 5a9ef25b14d39b8413364df12cb8d9bb7a673a32 (patch) | |
| tree | a63917edbeaf1eda156015b013b4bb683c94d459 /drivers/scsi | |
| parent | 951948a397e3ddc96658efd648b9d66622965b19 (diff) | |
[SCSI] ipr: add MSI support
Enable MSI if available/supported.
Signed-off-by: Wayne Boyer <wayneb@linux.vnet.ibm.com>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ipr.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/ipr.h | 4 |
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 07829009a8b..3f47cd1c46e 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -7147,6 +7147,7 @@ static void ipr_free_all_resources(struct ipr_ioa_cfg *ioa_cfg) ENTER; free_irq(pdev->irq, ioa_cfg); + pci_disable_msi(pdev); iounmap(ioa_cfg->hdw_dma_regs); pci_release_regions(pdev); ipr_free_mem(ioa_cfg); @@ -7432,6 +7433,11 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev, goto out; } + if (!(rc = pci_enable_msi(pdev))) + dev_info(&pdev->dev, "MSI enabled\n"); + else if (ipr_debug) + dev_info(&pdev->dev, "Cannot enable MSI\n"); + dev_info(&pdev->dev, "Found IOA with IRQ: %d\n", pdev->irq); host = scsi_host_alloc(&driver_template, sizeof(*ioa_cfg)); @@ -7574,6 +7580,7 @@ out_release_regions: out_scsi_host_put: scsi_host_put(host); out_disable: + pci_disable_msi(pdev); pci_disable_device(pdev); goto out; } diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index 8f872f816fe..79a3ae4fb2c 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -37,8 +37,8 @@ /* * Literals */ -#define IPR_DRIVER_VERSION "2.4.1" -#define IPR_DRIVER_DATE "(April 24, 2007)" +#define IPR_DRIVER_VERSION "2.4.2" +#define IPR_DRIVER_DATE "(January 21, 2009)" /* * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding |