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authorMahesh Rajashekhara <Mahesh_Rajashekhara@pmc-sierra.com>2013-01-10 17:52:51 +0530
committerJames Bottomley <JBottomley@Parallels.com>2013-01-30 14:07:48 +1100
commit2b4df6ea53d05625e9ca2dd73bc0e831976e009d (patch)
tree664c2d92d7a5700988d42e62c504f428bd7b11d6 /drivers/scsi/aacraid/comminit.c
parentb0d5e15cc4d76efacdfe8d974f50d2afc25123fe (diff)
downloadtalos-op-linux-2b4df6ea53d05625e9ca2dd73bc0e831976e009d.tar.gz
talos-op-linux-2b4df6ea53d05625e9ca2dd73bc0e831976e009d.zip
[SCSI] aacraid: 1024 max outstanding command support for Series 7 and above
Signed-off-by: Mahesh Rajashekhara <Mahesh_Rajashekhara@pmc-sierra.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/aacraid/comminit.c')
-rw-r--r--drivers/scsi/aacraid/comminit.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 8e5d3be16127..3f759957f4b4 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -404,7 +404,13 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
dev->max_fib_size = status[1] & 0xFFE0;
host->sg_tablesize = status[2] >> 16;
dev->sg_tablesize = status[2] & 0xFFFF;
- host->can_queue = (status[3] & 0xFFFF) - AAC_NUM_MGT_FIB;
+ if (dev->pdev->device == PMC_DEVICE_S7 ||
+ dev->pdev->device == PMC_DEVICE_S8 ||
+ dev->pdev->device == PMC_DEVICE_S9)
+ host->can_queue = ((status[3] >> 16) ? (status[3] >> 16) :
+ (status[3] & 0xFFFF)) - AAC_NUM_MGT_FIB;
+ else
+ host->can_queue = (status[3] & 0xFFFF) - AAC_NUM_MGT_FIB;
dev->max_num_aif = status[4] & 0xFFFF;
/*
* NOTE:
@@ -452,6 +458,9 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
}
}
+ if (host->can_queue > AAC_NUM_IO_FIB)
+ host->can_queue = AAC_NUM_IO_FIB;
+
/*
* Ok now init the communication subsystem
*/
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