compat/rdma.m4: add define for dma_map_page_attrs

Add defined for dma_map_page_attrs

Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>

diff --git a/config/rdma.m4 b/config/rdma.m4
index 8c20890827e9524f38fb557d067ef74683a04bd9..cf969ac2db2fa2455360b6e50322de1bcd4fcb09 100644 (file)
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -2379,6 +2379,22 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
        ],[
                AC_MSG_RESULT(no)
        ])
+       
+       AC_MSG_CHECKING([if linux/dma-mapping.h has dma_map_page_attrs])
+       LB_LINUX_TRY_COMPILE([
+               #include <linux/dma-mapping.h>
+       ],[
+               dma_addr_t addr;
+               addr = dma_map_page_attrs(NULL, NULL, 0, 0, 0, 0);
+               return addr;
+
+       ],[
+               AC_MSG_RESULT(yes)
+               AC_DEFINE(HAVE_DMA_MAP_PAGE_ATTRS, 1,
+                         [dma_map_page_attrs is defined])
+       ],[
+               AC_MSG_RESULT(no)
+       ])
 
        AC_MSG_CHECKING([if pci.h has pcie_get_minimum_link])
        LB_LINUX_TRY_COMPILE([