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[SCSI] aacraid: add optional MSI support

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Added support for MSI utilizing the aacraid.msi=1 parameter. This
patch adds some localized or like-minded janitor fixes. Since the
default is disabled, there is no impact on the code paths unless the
customer wishes to experiment with the MSI performance.

Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Salyzyn, Mark
2008-02-08 05:48:22 -08:00
committed by James Bottomley
parent 07df8afa0d
commit 8ef2224707
5 changed files with 67 additions and 33 deletions
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2
drivers/scsi/aacraid/aacraid.h
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@@ -1026,6 +1026,7 @@ struct aac_dev
u8 raw_io_64;
u8 printf_enabled;
u8 in_reset;
u8 msi;
};
#define aac_adapter_interrupt(dev) \
@@ -1881,6 +1882,7 @@ extern int startup_timeout;
extern int aif_timeout;
extern int expose_physicals;
extern int aac_reset_devices;
extern int aac_msi;
extern int aac_commit;
extern int update_interval;
extern int check_interval;