PNP: make generic pnp_add_dma_resource()

Add a pnp_add_dma_resource() that can be used by all the PNP
backends.  This consolidates a little more pnp_resource_table
knowledge into one place.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 3 insertions, 6 deletions

diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 2cf750f077a4..2e5e58c777dd 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -973,12 +973,9 @@ static int isapnp_read_resources(struct pnp_dev *dev)
                         ret = isapnp_read_byte(ISAPNP_CFG_DMA + tmp);
                         if (ret == 4)
                                 continue;
-                        pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_DMA,
-                                                       tmp);
-                        pnp_res->index = tmp;
-                        res = &pnp_res->res;
-                        res->start = res->end = ret;
-                        res->flags = IORESOURCE_DMA;
+                        pnp_res = pnp_add_dma_resource(dev, ret, 0);
+                        if  (pnp_res)
+                                pnp_res->index = tmp;
                 }
         }
         return 0;