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authorBhanu Prakash Gollapudi <bprakash@broadcom.com>2011-07-27 11:32:08 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-07-28 11:52:38 +0400
commitf3820b719d91a0ed1e26831b1cfdcdf1641ab586 (patch)
tree9177b72447883de8c5377198912a94952333b230 /drivers/scsi
parent7b594769120b43b8da1ff8f7b4c31a47fabd6ac0 (diff)
downloadblackbird-op-linux-f3820b719d91a0ed1e26831b1cfdcdf1641ab586.tar.gz
blackbird-op-linux-f3820b719d91a0ed1e26831b1cfdcdf1641ab586.zip
[SCSI] bnx2fc: HSI changes for tape
Program the firmware task structure with init_flags indicating the device is 'sequence level error recovery' capable. Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/bnx2fc/bnx2fc_hwi.c30
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
index 764c45254dc6..9f38c5725b86 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
@@ -1564,7 +1564,12 @@ void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req,
FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
FCOE_TCE_TX_WR_RX_RD_CONST_CLASS_TYPE_SHIFT;
- task->txwr_rxrd.const_ctx.init_flags |=
+ if (tgt->dev_type == TYPE_TAPE)
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_TAPE <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ else
+ task->txwr_rxrd.const_ctx.init_flags |=
FCOE_TASK_DEV_TYPE_DISK <<
FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
task->txwr_rxrd.union_ctx.cleanup.ctx.cleaned_task_id = orig_xid;
@@ -1624,7 +1629,12 @@ void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
/* init flags */
task->txwr_rxrd.const_ctx.init_flags = task_type <<
FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
- task->txwr_rxrd.const_ctx.init_flags |=
+ if (tgt->dev_type == TYPE_TAPE)
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_TAPE <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ else
+ task->txwr_rxrd.const_ctx.init_flags |=
FCOE_TASK_DEV_TYPE_DISK <<
FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
@@ -1681,6 +1691,7 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
struct bnx2fc_rport *tgt = io_req->tgt;
struct fcoe_cached_sge_ctx *cached_sge;
struct fcoe_ext_mul_sges_ctx *sgl;
+ int dev_type = tgt->dev_type;
u64 *fcp_cmnd;
u64 tmp_fcp_cmnd[4];
u32 context_id;
@@ -1711,7 +1722,12 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
/* Init state to NORMAL */
task->txwr_rxrd.const_ctx.init_flags = task_type <<
FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
- task->txwr_rxrd.const_ctx.init_flags |=
+ if (dev_type == TYPE_TAPE)
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_TAPE <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ else
+ task->txwr_rxrd.const_ctx.init_flags |=
FCOE_TASK_DEV_TYPE_DISK <<
FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
@@ -1754,7 +1770,8 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
cached_sge = &task->rxwr_only.union_ctx.read_info.sgl_ctx.cached_sge;
sgl = &task->rxwr_only.union_ctx.read_info.sgl_ctx.sgl;
bd_count = bd_tbl->bd_valid;
- if (task_type == FCOE_TASK_TYPE_READ) {
+ if (task_type == FCOE_TASK_TYPE_READ &&
+ dev_type == TYPE_DISK) {
if (bd_count == 1) {
struct fcoe_bd_ctx *fcoe_bd_tbl = bd_tbl->bd_tbl;
@@ -1786,6 +1803,11 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
(u32)((u64)bd_tbl->bd_tbl_dma >> 32);
sgl->mul_sgl.sgl_size = bd_count;
}
+ } else {
+ sgl->mul_sgl.cur_sge_addr.lo = (u32)bd_tbl->bd_tbl_dma;
+ sgl->mul_sgl.cur_sge_addr.hi =
+ (u32)((u64)bd_tbl->bd_tbl_dma >> 32);
+ sgl->mul_sgl.sgl_size = bd_count;
}
}
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