2 files changed, 38 insertions, 21 deletions

diff --git a/drivers/net/cxgb3/cxgb3_ctl_defs.h b/drivers/net/cxgb3/cxgb3_ctl_defs.h
index 2095ddacff78..6c4f32066919 100644
--- a/drivers/net/cxgb3/cxgb3_ctl_defs.h
+++ b/drivers/net/cxgb3/cxgb3_ctl_defs.h
@@ -33,27 +33,29 @@
 #define _CXGB3_OFFLOAD_CTL_DEFS_H
 
 enum {
-        GET_MAX_OUTSTANDING_WR,
-        GET_TX_MAX_CHUNK,
-        GET_TID_RANGE,
-        GET_STID_RANGE,
-        GET_RTBL_RANGE,
-        GET_L2T_CAPACITY,
-        GET_MTUS,
-        GET_WR_LEN,
-        GET_IFF_FROM_MAC,
-        GET_DDP_PARAMS,
-        GET_PORTS,
-
-        ULP_ISCSI_GET_PARAMS,
-        ULP_ISCSI_SET_PARAMS,
-
-        RDMA_GET_PARAMS,
-        RDMA_CQ_OP,
-        RDMA_CQ_SETUP,
-        RDMA_CQ_DISABLE,
-        RDMA_CTRL_QP_SETUP,
-        RDMA_GET_MEM,
+        GET_MAX_OUTSTANDING_WR  = 0,
+        GET_TX_MAX_CHUNK        = 1,
+        GET_TID_RANGE           = 2,
+        GET_STID_RANGE          = 3,
+        GET_RTBL_RANGE          = 4,
+        GET_L2T_CAPACITY        = 5,
+        GET_MTUS                = 6,
+        GET_WR_LEN              = 7,
+        GET_IFF_FROM_MAC        = 8,
+        GET_DDP_PARAMS          = 9,
+        GET_PORTS               = 10,
+
+        ULP_ISCSI_GET_PARAMS    = 11,
+        ULP_ISCSI_SET_PARAMS    = 12,
+
+        RDMA_GET_PARAMS         = 13,
+        RDMA_CQ_OP              = 14,
+        RDMA_CQ_SETUP           = 15,
+        RDMA_CQ_DISABLE         = 16,
+        RDMA_CTRL_QP_SETUP      = 17,
+        RDMA_GET_MEM            = 18,
+
+        GET_RX_PAGE_INFO        = 50,
 };
 
 /*
@@ -161,4 +163,12 @@ struct rdma_ctrlqp_setup {
         unsigned long long base_addr;
         unsigned int size;
 };
+
+/*
+ * Offload TX/RX page information.
+ */
+struct ofld_page_info {
+        unsigned int page_size;  /* Page size, should be a power of 2 */
+        unsigned int num;        /* Number of pages */
+};
 #endif                          /* _CXGB3_OFFLOAD_CTL_DEFS_H */
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c
index bdff7baeb59d..bac9214170ae 100644
--- a/drivers/net/cxgb3/cxgb3_offload.c
+++ b/drivers/net/cxgb3/cxgb3_offload.c
@@ -317,6 +317,8 @@ static int cxgb_offload_ctl(struct t3cdev *tdev, unsigned int req, void *data)
         struct iff_mac *iffmacp;
         struct ddp_params *ddpp;
         struct adap_ports *ports;
+        struct ofld_page_info *rx_page_info;
+        struct tp_params *tp = &adapter->params.tp;
         int i;
 
         switch (req) {
@@ -382,6 +384,11 @@ static int cxgb_offload_ctl(struct t3cdev *tdev, unsigned int req, void *data)
                 if (!offload_running(adapter))
                         return -EAGAIN;
                 return cxgb_rdma_ctl(adapter, req, data);
+        case GET_RX_PAGE_INFO:
+                rx_page_info = data;
+                rx_page_info->page_size = tp->rx_pg_size;
+                rx_page_info->num = tp->rx_num_pgs;
+                break;
         default:
                 return -EOPNOTSUPP;
         }