mv643xx_eth: kill FUNC_RET_STATUS/pkt_info

Since they are no longer used, kill enum FUNC_RET_STATUS and
struct pkt_info (which were a rather roundabout way of communicating
RX/TX status within the same driver).
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Dale Farnsworth <dale@farnsworth.org>

drivers/net/mv643xx_eth.c

@@ -176,16 +176,6 @@ static char mv643xx_eth_driver_version[] = "1.0";
 #define SMI_OPCODE_WRITE	0		/* Completion of Read	*/
 #define SMI_OPCODE_READ		0x04000000	/* Operation is in progress */
 
-/* typedefs */
-
-typedef enum _func_ret_status {
-	ETH_OK,			/* Returned as expected.		*/
-	ETH_ERROR,		/* Fundamental error.			*/
-	ETH_RETRY,		/* Could not process request. Try later.*/
-	ETH_END_OF_JOB,		/* Ring has nothing to process.		*/
-	ETH_QUEUE_FULL,		/* Ring resource error.			*/
-	ETH_QUEUE_LAST_RESOURCE	/* Ring resources about to exhaust.	*/
-} FUNC_RET_STATUS;
 
 /*
  * RX/TX descriptors.
@@ -251,17 +241,6 @@ struct tx_desc {
 #define TX_IHL_SHIFT			11
 
 
-/* Unified struct for Rx and Tx operations. The user is not required to	*/
-/* be familier with neither Tx nor Rx descriptors.			*/
-struct pkt_info {
-	unsigned short byte_cnt;	/* Descriptor buffer byte count	*/
-	unsigned short l4i_chk;		/* Tx CPU provided TCP Checksum	*/
-	unsigned int cmd_sts;		/* Descriptor command status	*/
-	dma_addr_t buf_ptr;		/* Descriptor buffer pointer	*/
-	struct sk_buff *return_info;	/* User resource return information */
-};
-
-
 /* global *******************************************************************/
 struct mv643xx_eth_shared_private {
 	void __iomem *base;