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| author | Wayne Boyer <wayneb@linux.vnet.ibm.com> | 2009-06-17 09:55:35 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-06-21 10:52:47 -0500 |
| commit | 1be7bd82bf4c5d9d3efd1de0e2ebe2c5b1db8340 (patch) | |
| tree | 119d8afd7e8168626faee5332788c2b75fce261f /drivers/scsi/ipr.h | |
| parent | 95fecd90397ec1f85eb31ede955d846a86d2077b (diff) | |
| download | lwn-1be7bd82bf4c5d9d3efd1de0e2ebe2c5b1db8340.tar.gz lwn-1be7bd82bf4c5d9d3efd1de0e2ebe2c5b1db8340.zip | |
ipr: differentiate pci-x and pci-e based adapters
MSI has only been tested on and known to work with PCI-E based adapters. This
patch adds a field to struct ipr_chip_t to indicate which type of interrupt to
use based on what is known about the chip.
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/ipr.h')
| -rw-r--r-- | drivers/scsi/ipr.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index 2d9269b26f88..4b63dd6b1c81 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -1025,6 +1025,9 @@ struct ipr_chip_cfg_t { struct ipr_chip_t { u16 vendor; u16 device; + u16 intr_type; +#define IPR_USE_LSI 0x00 +#define IPR_USE_MSI 0x01 const struct ipr_chip_cfg_t *cfg; }; @@ -1160,6 +1163,7 @@ struct ipr_ioa_cfg { unsigned int transop_timeout; const struct ipr_chip_cfg_t *chip_cfg; + const struct ipr_chip_t *ipr_chip; void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ |