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authorJames Smart <jsmart2021@gmail.com>2017-02-12 13:52:25 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2017-02-22 18:41:42 -0500
commit8ea73db486cda442f0671f4bc9c03a76be398a28 (patch)
treeefcdb03c9ef70947f04e1b314137748f5247fbc4
parent943445200b049d5179b95297e5372d399c8ab0e2 (diff)
downloadop-kernel-dev-8ea73db486cda442f0671f4bc9c03a76be398a28.zip
op-kernel-dev-8ea73db486cda442f0671f4bc9c03a76be398a28.tar.gz
scsi: lpfc: Correct WQ creation for pagesize
Correct WQ creation for pagesize The driver was calculating the adapter command pagesize indicator from the system pagesize. However, the buffers the driver allocates are only one size (SLI4_PAGE_SIZE), so no calculation was necessary. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <james.smart@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c9
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 5646699..964a1fd 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -1186,6 +1186,7 @@ struct lpfc_mbx_wq_create {
#define lpfc_mbx_wq_create_page_size_SHIFT 0
#define lpfc_mbx_wq_create_page_size_MASK 0x000000FF
#define lpfc_mbx_wq_create_page_size_WORD word1
+#define LPFC_WQ_PAGE_SIZE_4096 0x1
#define lpfc_mbx_wq_create_wqe_size_SHIFT 8
#define lpfc_mbx_wq_create_wqe_size_MASK 0x0000000F
#define lpfc_mbx_wq_create_wqe_size_WORD word1
@@ -1257,6 +1258,7 @@ struct rq_context {
#define lpfc_rq_context_page_size_SHIFT 0 /* Version 1 Only */
#define lpfc_rq_context_page_size_MASK 0x000000FF
#define lpfc_rq_context_page_size_WORD word0
+#define LPFC_RQ_PAGE_SIZE_4096 0x1
uint32_t reserved1;
uint32_t word2;
#define lpfc_rq_context_cq_id_SHIFT 16
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index d977a472..586984d 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -13722,7 +13722,7 @@ lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq,
LPFC_WQ_WQE_SIZE_128);
bf_set(lpfc_mbx_wq_create_page_size,
&wq_create->u.request_1,
- (PAGE_SIZE/SLI4_PAGE_SIZE));
+ LPFC_WQ_PAGE_SIZE_4096);
page = wq_create->u.request_1.page;
break;
}
@@ -13748,8 +13748,9 @@ lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq,
LPFC_WQ_WQE_SIZE_128);
break;
}
- bf_set(lpfc_mbx_wq_create_page_size, &wq_create->u.request_1,
- (PAGE_SIZE/SLI4_PAGE_SIZE));
+ bf_set(lpfc_mbx_wq_create_page_size,
+ &wq_create->u.request_1,
+ LPFC_WQ_PAGE_SIZE_4096);
page = wq_create->u.request_1.page;
break;
default:
@@ -13935,7 +13936,7 @@ lpfc_rq_create(struct lpfc_hba *phba, struct lpfc_queue *hrq,
LPFC_RQE_SIZE_8);
bf_set(lpfc_rq_context_page_size,
&rq_create->u.request.context,
- (PAGE_SIZE/SLI4_PAGE_SIZE));
+ LPFC_RQ_PAGE_SIZE_4096);
} else {
switch (hrq->entry_count) {
default:
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