agp/uninorth: Handle user memory types.
authorMichel Dänzer <daenzer@vmware.com>
Mon, 15 Jun 2009 14:56:15 +0000 (16:56 +0200)
committerDave Airlie <airlied@redhat.com>
Thu, 18 Jun 2009 23:27:20 +0000 (09:27 +1000)
This adds support for TTM to the uninorth AGP bridge.

Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/char/agp/uninorth-agp.c

index 03f95ec08f59bea10ea5aaaeb94a4dda563c5eef..880d3f6d5b983c70e9069935aef384610585ae8e 100644 (file)
@@ -146,13 +146,20 @@ static int uninorth_insert_memory(struct agp_memory *mem, off_t pg_start,
 {
        int i, j, num_entries;
        void *temp;
+       int mask_type;
 
        temp = agp_bridge->current_size;
        num_entries = A_SIZE_32(temp)->num_entries;
 
-       if (type != 0 || mem->type != 0)
+       if (type != mem->type)
+               return -EINVAL;
+
+       mask_type = agp_bridge->driver->agp_type_to_mask_type(agp_bridge, type);
+       if (mask_type != 0) {
                /* We know nothing of memory types */
                return -EINVAL;
+       }
+
        if ((pg_start + mem->page_count) > num_entries)
                return -EINVAL;
 
@@ -184,13 +191,20 @@ static int u3_insert_memory(struct agp_memory *mem, off_t pg_start, int type)
        int i, num_entries;
        void *temp;
        u32 *gp;
+       int mask_type;
 
        temp = agp_bridge->current_size;
        num_entries = A_SIZE_32(temp)->num_entries;
 
-       if (type != 0 || mem->type != 0)
+       if (type != mem->type)
+               return -EINVAL;
+
+       mask_type = agp_bridge->driver->agp_type_to_mask_type(agp_bridge, type);
+       if (mask_type != 0) {
                /* We know nothing of memory types */
                return -EINVAL;
+       }
+
        if ((pg_start + mem->page_count) > num_entries)
                return -EINVAL;