V4L/DVB (13426): cx18: Rename struct cx18_mdl to struct cx18_mdl_ent

Rename type in anticipation of implementing a struct cx18_mdl type that
actually keeps track of a memory descriptor list.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/cx18/cx18-queue.c

@@ -201,7 +201,7 @@ int cx18_stream_alloc(struct cx18_stream *s)
 
 		CX18_ERR("Too many buffers, cannot fit in SCB area\n");
 		CX18_ERR("Max buffers = %zd\n",
-			bufsz / sizeof(struct cx18_mdl));
+			bufsz / sizeof(struct cx18_mdl_ent));
 		return -ENOMEM;
 	}
 

drivers/media/video/cx18/cx18-scb.h

@@ -81,7 +81,7 @@
 
 
 /* This structure is used by EPU to provide memory descriptors in its memory */
-struct cx18_mdl {
+struct cx18_mdl_ent {
     u32 paddr;  /* Physical address of a buffer segment */
     u32 length; /* Length of the buffer segment */
 };
@@ -272,7 +272,7 @@ struct cx18_scb {
 	struct cx18_mailbox  ppu2epu_mb;
 
 	struct cx18_mdl_ack  cpu_mdl_ack[CX18_MAX_STREAMS][CX18_MAX_MDL_ACKS];
-	struct cx18_mdl      cpu_mdl[1];
+	struct cx18_mdl_ent  cpu_mdl[1];
 };
 
 void cx18_init_scb(struct cx18 *cx);

drivers/media/video/cx18/cx23418.h

@@ -363,7 +363,7 @@
 /* Description: This command provides the offset to a Memory Descriptor List
    IN[0] - Task handle. Handle of the task to start
    IN[1] - Offset of the MDL from the beginning of the local DDR.
-   IN[2] - Number of cx18_mdl structures in the array pointed to by IN[1]
+   IN[2] - Number of cx18_mdl_ent structures in the array pointed to by IN[1]
    IN[3] - Buffer ID
    IN[4] - Total buffer length
    ReturnCode - One of the ERR_DE_... */