1 files changed, 29 insertions, 0 deletions

diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index cc75dd0df0d8..808ad0dd4115 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -1251,3 +1251,32 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
         spin_unlock_bh(&adapter->mcc_lock);
         return status;
 }
+
+int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc)
+{
+        struct be_mcc_wrb *wrb;
+        struct be_cmd_write_flashrom *req;
+        int status;
+
+        spin_lock_bh(&adapter->mcc_lock);
+
+        wrb = wrb_from_mccq(adapter);
+        req = embedded_payload(wrb);
+
+        be_wrb_hdr_prepare(wrb, sizeof(*req)+4, true, 0);
+
+        be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+                OPCODE_COMMON_READ_FLASHROM, sizeof(*req)+4);
+
+        req->params.op_type = cpu_to_le32(FLASHROM_TYPE_REDBOOT);
+        req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
+        req->params.offset = 0x3FFFC;
+        req->params.data_buf_size = 0x4;
+
+        status = be_mcc_notify_wait(adapter);
+        if (!status)
+                memcpy(flashed_crc, req->params.data_buf, 4);
+
+        spin_unlock_bh(&adapter->mcc_lock);
+        return status;
+}