[PATCH] net: au1000_eth: PHY framework conversion

convert au1000_eth driver to use PHY framework and garbage collected
functions and identifiers that became unused/obsolete in the process
Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/Kconfig

@@ -447,6 +447,7 @@ config MIPS_GT96100ETH
 config MIPS_AU1X00_ENET
 	bool "MIPS AU1000 Ethernet support"
 	depends on NET_ETHERNET && SOC_AU1X00
+	select PHYLIB
 	select CRC32
 	help
 	  If you have an Alchemy Semi AU1X00 based system

drivers/net/au1000_eth.h

@@ -40,120 +40,6 @@
 
 #define MULTICAST_FILTER_LIMIT 64
 
-/* FIXME 
- * The PHY defines should be in a separate file.
- */
-
-/* MII register offsets */
-#define	MII_CONTROL 0x0000
-#define MII_STATUS  0x0001
-#define MII_PHY_ID0 0x0002
-#define	MII_PHY_ID1 0x0003
-#define MII_ANADV   0x0004
-#define MII_ANLPAR  0x0005
-#define MII_AEXP    0x0006
-#define MII_ANEXT   0x0007
-#define MII_LSI_PHY_CONFIG 0x0011
-/* Status register */
-#define MII_LSI_PHY_STAT   0x0012
-#define MII_AMD_PHY_STAT   MII_LSI_PHY_STAT
-#define MII_INTEL_PHY_STAT 0x0011
-
-#define MII_AUX_CNTRL  0x0018
-/* mii registers specific to AMD 79C901 */
-#define	MII_STATUS_SUMMARY = 0x0018
-
-/* MII Control register bit definitions. */
-#define	MII_CNTL_FDX      0x0100
-#define MII_CNTL_RST_AUTO 0x0200
-#define	MII_CNTL_ISOLATE  0x0400
-#define MII_CNTL_PWRDWN   0x0800
-#define	MII_CNTL_AUTO     0x1000
-#define MII_CNTL_F100     0x2000
-#define	MII_CNTL_LPBK     0x4000
-#define MII_CNTL_RESET    0x8000
-
-/* MII Status register bit  */
-#define	MII_STAT_EXT        0x0001 
-#define MII_STAT_JAB        0x0002
-#define	MII_STAT_LINK       0x0004
-#define MII_STAT_CAN_AUTO   0x0008
-#define	MII_STAT_FAULT      0x0010 
-#define MII_STAT_AUTO_DONE  0x0020
-#define	MII_STAT_CAN_T      0x0800
-#define MII_STAT_CAN_T_FDX  0x1000
-#define	MII_STAT_CAN_TX     0x2000 
-#define MII_STAT_CAN_TX_FDX 0x4000
-#define	MII_STAT_CAN_T4     0x8000
-
-
-#define		MII_ID1_OUI_LO		0xFC00	/* low bits of OUI mask */
-#define		MII_ID1_MODEL		0x03F0	/* model number */
-#define		MII_ID1_REV		0x000F	/* model number */
-
-/* MII NWAY Register Bits ...
-   valid for the ANAR (Auto-Negotiation Advertisement) and
-   ANLPAR (Auto-Negotiation Link Partner) registers */
-#define	MII_NWAY_NODE_SEL 0x001f
-#define MII_NWAY_CSMA_CD  0x0001
-#define	MII_NWAY_T	  0x0020
-#define MII_NWAY_T_FDX    0x0040
-#define	MII_NWAY_TX       0x0080
-#define MII_NWAY_TX_FDX   0x0100
-#define	MII_NWAY_T4       0x0200 
-#define MII_NWAY_PAUSE    0x0400 
-#define	MII_NWAY_RF       0x2000 /* Remote Fault */
-#define MII_NWAY_ACK      0x4000 /* Remote Acknowledge */
-#define	MII_NWAY_NP       0x8000 /* Next Page (Enable) */
-
-/* mii stsout register bits */
-#define	MII_STSOUT_LINK_FAIL 0x4000
-#define	MII_STSOUT_SPD       0x0080
-#define MII_STSOUT_DPLX      0x0040
-
-/* mii stsics register bits */
-#define	MII_STSICS_SPD       0x8000
-#define MII_STSICS_DPLX      0x4000
-#define	MII_STSICS_LINKSTS   0x0001
-
-/* mii stssum register bits */
-#define	MII_STSSUM_LINK  0x0008
-#define MII_STSSUM_DPLX  0x0004
-#define	MII_STSSUM_AUTO  0x0002
-#define MII_STSSUM_SPD   0x0001
-
-/* lsi phy status register */
-#define MII_LSI_PHY_STAT_FDX	0x0040
-#define MII_LSI_PHY_STAT_SPD	0x0080
-
-/* amd phy status register */
-#define MII_AMD_PHY_STAT_FDX	0x0800
-#define MII_AMD_PHY_STAT_SPD	0x0400
-
-/* intel phy status register */
-#define MII_INTEL_PHY_STAT_FDX	0x0200
-#define MII_INTEL_PHY_STAT_SPD	0x4000
-
-/* Auxilliary Control/Status Register */
-#define MII_AUX_FDX      0x0001
-#define MII_AUX_100      0x0002
-#define MII_AUX_F100     0x0004
-#define MII_AUX_ANEG     0x0008
-
-typedef struct mii_phy {
-	struct mii_phy * next;
-	struct mii_chip_info * chip_info;
-	u16 status;
-	u32 *mii_control_reg;
-	u32 *mii_data_reg;
-} mii_phy_t;
-
-struct phy_ops {
-	int (*phy_init) (struct net_device *, int);
-	int (*phy_reset) (struct net_device *, int);
-	int (*phy_status) (struct net_device *, int, u16 *, u16 *);
-};
-
 /* 
  * Data Buffer Descriptor. Data buffers must be aligned on 32 byte 
  * boundary for both, receive and transmit.
@@ -200,7 +86,6 @@ typedef struct mac_reg {
 
 
 struct au1000_private {
-	
 	db_dest_t *pDBfree;
 	db_dest_t db[NUM_RX_BUFFS+NUM_TX_BUFFS];
 	volatile rx_dma_t *rx_dma_ring[NUM_RX_DMA];
@@ -213,8 +98,15 @@ struct au1000_private {
 	u32 tx_full;
 
 	int mac_id;
-	mii_phy_t *mii;
-	struct phy_ops *phy_ops;
+
+	int mac_enabled;       /* whether MAC is currently enabled and running (req. for mdio) */
+
+	int old_link;          /* used by au1000_adjust_link */
+	int old_speed;
+	int old_duplex;
+
+	struct phy_device *phy_dev;
+	struct mii_bus mii_bus;
 	
 	/* These variables are just for quick access to certain regs addresses. */
 	volatile mac_reg_t *mac;  /* mac registers                      */   
@@ -223,14 +115,6 @@ struct au1000_private {
 	u32 vaddr;                /* virtual address of rx/tx buffers   */
 	dma_addr_t dma_addr;      /* dma address of rx/tx buffers       */
 
-	u8 *hash_table;
-	u32 hash_mode;
-	u32 intr_work_done; /* number of Rx and Tx pkts processed in the isr */
-	int phy_addr;          /* phy address */
-	u32 options;           /* User-settable misc. driver options. */
-	u32 drv_flags;
-	int want_autoneg;
 	struct net_device_stats stats;
-	struct timer_list timer;
 	spinlock_t lock;       /* Serialise access to device */
 };