[PATCH for-next 2/3] RDMA/hns: Reduce the maximum number of extend SGE per WQE

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Lang Cheng <chenglang@xxxxxxxxxx>

Just reduce the default number to 64 for backward compatibility, the driver
can still get this configuration from the firmware.

Signed-off-by: Lang Cheng <chenglang@xxxxxxxxxx>
Signed-off-by: Weihang Li <liweihang@xxxxxxxxxx>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
index 2a117ff..4f90ef7 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
@@ -50,15 +50,14 @@
 #define HNS_ROCE_V2_MAX_WQE_NUM			0x8000
 #define	HNS_ROCE_V2_MAX_SRQ			0x100000
 #define HNS_ROCE_V2_MAX_SRQ_WR			0x8000
-#define HNS_ROCE_V2_MAX_SRQ_SGE			0x100
+#define HNS_ROCE_V2_MAX_SRQ_SGE			64
 #define HNS_ROCE_V2_MAX_CQ_NUM			0x100000
 #define HNS_ROCE_V2_MAX_CQC_TIMER_NUM		0x100
 #define HNS_ROCE_V2_MAX_SRQ_NUM			0x100000
 #define HNS_ROCE_V2_MAX_CQE_NUM			0x400000
 #define HNS_ROCE_V2_MAX_SRQWQE_NUM		0x8000
-#define HNS_ROCE_V2_MAX_RQ_SGE_NUM		0x100
-#define HNS_ROCE_V2_MAX_SQ_SGE_NUM		0xff
-#define HNS_ROCE_V2_MAX_SRQ_SGE_NUM		0x100
+#define HNS_ROCE_V2_MAX_RQ_SGE_NUM		64
+#define HNS_ROCE_V2_MAX_SQ_SGE_NUM		64
 #define HNS_ROCE_V2_MAX_EXTEND_SGE_NUM		0x200000
 #define HNS_ROCE_V2_MAX_SQ_INLINE		0x20
 #define HNS_ROCE_V2_UAR_NUM			256
-- 
2.8.1




[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Yosemite Photos]     [Linux Kernel]     [Linux SCSI]     [XFree86]

  Powered by Linux