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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
parentb0d5e15cc4d76efacdfe8d974f50d2afc25123fe (diff)
[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')
-rw-r--r--drivers/scsi/aacraid/aacraid.h8
-rw-r--r--drivers/scsi/aacraid/comminit.c11
2 files changed, 16 insertions, 3 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 742f5d7eb0f..a6f7190c09a 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -12,13 +12,13 @@
*----------------------------------------------------------------------------*/
#ifndef AAC_DRIVER_BUILD
-# define AAC_DRIVER_BUILD 29801
+# define AAC_DRIVER_BUILD 30000
# define AAC_DRIVER_BRANCH "-ms"
#endif
#define MAXIMUM_NUM_CONTAINERS 32
#define AAC_NUM_MGT_FIB 8
-#define AAC_NUM_IO_FIB (512 - AAC_NUM_MGT_FIB)
+#define AAC_NUM_IO_FIB (1024 - AAC_NUM_MGT_FIB)
#define AAC_NUM_FIB (AAC_NUM_IO_FIB + AAC_NUM_MGT_FIB)
#define AAC_MAX_LUN (8)
@@ -36,6 +36,10 @@
#define CONTAINER_TO_ID(cont) (cont)
#define CONTAINER_TO_LUN(cont) (0)
+#define PMC_DEVICE_S7 0x28c
+#define PMC_DEVICE_S8 0x28d
+#define PMC_DEVICE_S9 0x28f
+
#define aac_phys_to_logical(x) ((x)+1)
#define aac_logical_to_phys(x) ((x)?(x)-1:0)
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 8e5d3be1612..3f759957f4b 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
*/