iw_cxgb4: Don't limit TPTE count to 32KB

Use the size advertised by FW

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/infiniband/hw/cxgb4/iw_cxgb4.h

@@ -193,7 +193,7 @@ static inline int c4iw_fatal_error(struct c4iw_rdev *rdev)
 
 static inline int c4iw_num_stags(struct c4iw_rdev *rdev)
 {
-	return min((int)T4_MAX_NUM_STAG, (int)(rdev->lldi.vr->stag.size >> 5));
+	return (int)(rdev->lldi.vr->stag.size >> 5);
 }
 
 #define C4IW_WR_TO (30*HZ)

drivers/infiniband/hw/cxgb4/t4.h

@@ -37,7 +37,6 @@
 #include "t4fw_ri_api.h"
 
 #define T4_MAX_NUM_PD 65536
-#define T4_MAX_NUM_STAG (1<<15)
 #define T4_MAX_MR_SIZE (~0ULL)
 #define T4_PAGESIZE_MASK 0xffff000  /* 4KB-128MB */
 #define T4_STAG_UNSET 0xffffffff