sb1250-mac.c: De-typedef, de-volatile, de-etc...
authorMaciej W. Rozycki <macro@linux-mips.org>
Thu, 20 Sep 2007 18:14:01 +0000 (19:14 +0100)
committerDavid S. Miller <davem@sunset.davemloft.net>
Wed, 10 Oct 2007 23:53:47 +0000 (16:53 -0700)
 Remove typedefs, volatiles and convert kmalloc()/memset() pairs to
kcalloc().  Also reformat the surrounding clutter.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
drivers/net/sb1250-mac.c

index 6001ab47fba074e8a5ac703f916120e708c5a271..0cffd46724dfc8a5e93a6ee54ec4c75d10fe0427 100644 (file)
@@ -140,17 +140,17 @@ MODULE_PARM_DESC(int_timeout_rx, "RX timeout value");
  ********************************************************************* */
 
 
-typedef enum { sbmac_speed_auto, sbmac_speed_10,
-              sbmac_speed_100, sbmac_speed_1000 } sbmac_speed_t;
+enum sbmac_speed { sbmac_speed_auto, sbmac_speed_10,
+                  sbmac_speed_100, sbmac_speed_1000 };
 
-typedef enum { sbmac_duplex_auto, sbmac_duplex_half,
-              sbmac_duplex_full } sbmac_duplex_t;
+enum sbmac_duplex { sbmac_duplex_auto, sbmac_duplex_half,
+                   sbmac_duplex_full };
 
-typedef enum { sbmac_fc_auto, sbmac_fc_disabled, sbmac_fc_frame,
-              sbmac_fc_collision, sbmac_fc_carrier } sbmac_fc_t;
+enum sbmac_fc { sbmac_fc_auto, sbmac_fc_disabled, sbmac_fc_frame,
+               sbmac_fc_collision, sbmac_fc_carrier } sbmac_fc_t;
 
-typedef enum { sbmac_state_uninit, sbmac_state_off, sbmac_state_on,
-              sbmac_state_broken } sbmac_state_t;
+enum sbmac_state { sbmac_state_uninit, sbmac_state_off, sbmac_state_on,
+                  sbmac_state_broken };
 
 
 /**********************************************************************
@@ -176,55 +176,61 @@ typedef enum { sbmac_state_uninit, sbmac_state_off, sbmac_state_on,
  *  DMA Descriptor structure
  ********************************************************************* */
 
-typedef struct sbdmadscr_s {
+struct sbdmadscr {
        uint64_t  dscr_a;
        uint64_t  dscr_b;
-} sbdmadscr_t;
-
-typedef unsigned long paddr_t;
+};
 
 /**********************************************************************
  *  DMA Controller structure
  ********************************************************************* */
 
-typedef struct sbmacdma_s {
+struct sbmacdma {
 
        /*
         * This stuff is used to identify the channel and the registers
         * associated with it.
         */
-
-       struct sbmac_softc *sbdma_eth;      /* back pointer to associated MAC */
-       int              sbdma_channel;     /* channel number */
-       int              sbdma_txdir;       /* direction (1=transmit) */
-       int              sbdma_maxdescr;    /* total # of descriptors in ring */
+       struct sbmac_softc      *sbdma_eth;     /* back pointer to associated
+                                                  MAC */
+       int                     sbdma_channel;  /* channel number */
+       int                     sbdma_txdir;    /* direction (1=transmit) */
+       int                     sbdma_maxdescr; /* total # of descriptors
+                                                  in ring */
 #ifdef CONFIG_SBMAC_COALESCE
-       int              sbdma_int_pktcnt;  /* # descriptors rx/tx before interrupt*/
-       int              sbdma_int_timeout; /* # usec rx/tx interrupt */
+       int                     sbdma_int_pktcnt;
+                                               /* # descriptors rx/tx
+                                                  before interrupt */
+       int                     sbdma_int_timeout;
+                                               /* # usec rx/tx interrupt */
 #endif
-
-       volatile void __iomem *sbdma_config0;   /* DMA config register 0 */
-       volatile void __iomem *sbdma_config1;   /* DMA config register 1 */
-       volatile void __iomem *sbdma_dscrbase;  /* Descriptor base address */
-       volatile void __iomem *sbdma_dscrcnt;   /* Descriptor count register */
-       volatile void __iomem *sbdma_curdscr;   /* current descriptor address */
-       volatile void __iomem *sbdma_oodpktlost;/* pkt drop (rx only) */
-
+       void __iomem            *sbdma_config0; /* DMA config register 0 */
+       void __iomem            *sbdma_config1; /* DMA config register 1 */
+       void __iomem            *sbdma_dscrbase;
+                                               /* descriptor base address */
+       void __iomem            *sbdma_dscrcnt; /* descriptor count register */
+       void __iomem            *sbdma_curdscr; /* current descriptor
+                                                  address */
+       void __iomem            *sbdma_oodpktlost;
+                                               /* pkt drop (rx only) */
 
        /*
         * This stuff is for maintenance of the ring
         */
-
-       sbdmadscr_t     *sbdma_dscrtable_unaligned;
-       sbdmadscr_t     *sbdma_dscrtable;       /* base of descriptor table */
-       sbdmadscr_t     *sbdma_dscrtable_end; /* end of descriptor table */
-
-       struct sk_buff **sbdma_ctxtable;    /* context table, one per descr */
-
-       paddr_t          sbdma_dscrtable_phys; /* and also the phys addr */
-       sbdmadscr_t     *sbdma_addptr;  /* next dscr for sw to add */
-       sbdmadscr_t     *sbdma_remptr;  /* next dscr for sw to remove */
-} sbmacdma_t;
+       void                    *sbdma_dscrtable_unaligned;
+       struct sbdmadscr        *sbdma_dscrtable;
+                                               /* base of descriptor table */
+       struct sbdmadscr        *sbdma_dscrtable_end;
+                                               /* end of descriptor table */
+       struct sk_buff          **sbdma_ctxtable;
+                                               /* context table, one
+                                                  per descr */
+       dma_addr_t              sbdma_dscrtable_phys;
+                                               /* and also the phys addr */
+       struct sbdmadscr        *sbdma_addptr;  /* next dscr for sw to add */
+       struct sbdmadscr        *sbdma_remptr;  /* next dscr for sw
+                                                  to remove */
+};
 
 
 /**********************************************************************
@@ -236,47 +242,45 @@ struct sbmac_softc {
        /*
         * Linux-specific things
         */
+       struct net_device       *sbm_dev;       /* pointer to linux device */
+       struct napi_struct      napi;
+       spinlock_t              sbm_lock;       /* spin lock */
+       struct timer_list       sbm_timer;      /* for monitoring MII */
+       int                     sbm_devflags;   /* current device flags */
 
-       struct net_device *sbm_dev;             /* pointer to linux device */
-       struct napi_struct napi;
-       spinlock_t sbm_lock;            /* spin lock */
-       struct timer_list sbm_timer;            /* for monitoring MII */
-       int sbm_devflags;                       /* current device flags */
-
-       int          sbm_phy_oldbmsr;
-       int          sbm_phy_oldanlpar;
-       int          sbm_phy_oldk1stsr;
-       int          sbm_phy_oldlinkstat;
-       int sbm_buffersize;
+       int                     sbm_phy_oldbmsr;
+       int                     sbm_phy_oldanlpar;
+       int                     sbm_phy_oldk1stsr;
+       int                     sbm_phy_oldlinkstat;
+       int                     sbm_buffersize;
 
-       unsigned char sbm_phys[2];
+       unsigned char           sbm_phys[2];
 
        /*
         * Controller-specific things
         */
+       void __iomem            *sbm_base;      /* MAC's base address */
+       enum sbmac_state        sbm_state;      /* current state */
 
-       void __iomem            *sbm_base;          /* MAC's base address */
-       sbmac_state_t    sbm_state;         /* current state */
+       void __iomem            *sbm_macenable; /* MAC Enable Register */
+       void __iomem            *sbm_maccfg;    /* MAC Config Register */
+       void __iomem            *sbm_fifocfg;   /* FIFO Config Register */
+       void __iomem            *sbm_framecfg;  /* Frame Config Register */
+       void __iomem            *sbm_rxfilter;  /* Receive Filter Register */
+       void __iomem            *sbm_isr;       /* Interrupt Status Register */
+       void __iomem            *sbm_imr;       /* Interrupt Mask Register */
+       void __iomem            *sbm_mdio;      /* MDIO Register */
 
-       volatile void __iomem   *sbm_macenable; /* MAC Enable Register */
-       volatile void __iomem   *sbm_maccfg;    /* MAC Configuration Register */
-       volatile void __iomem   *sbm_fifocfg;   /* FIFO configuration register */
-       volatile void __iomem   *sbm_framecfg;  /* Frame configuration register */
-       volatile void __iomem   *sbm_rxfilter;  /* receive filter register */
-       volatile void __iomem   *sbm_isr;       /* Interrupt status register */
-       volatile void __iomem   *sbm_imr;       /* Interrupt mask register */
-       volatile void __iomem   *sbm_mdio;      /* MDIO register */
+       enum sbmac_speed        sbm_speed;      /* current speed */
+       enum sbmac_duplex       sbm_duplex;     /* current duplex */
+       enum sbmac_fc           sbm_fc;         /* cur. flow control setting */
 
-       sbmac_speed_t    sbm_speed;             /* current speed */
-       sbmac_duplex_t   sbm_duplex;    /* current duplex */
-       sbmac_fc_t       sbm_fc;                /* current flow control setting */
+       unsigned char           sbm_hwaddr[ETHER_ADDR_LEN];
 
-       unsigned char    sbm_hwaddr[ETHER_ADDR_LEN];
-
-       sbmacdma_t       sbm_txdma;             /* for now, only use channel 0 */
-       sbmacdma_t       sbm_rxdma;
-       int              rx_hw_checksum;
-       int              sbe_idx;
+       struct sbmacdma         sbm_txdma;      /* only channel 0 for now */
+       struct sbmacdma         sbm_rxdma;
+       int                     rx_hw_checksum;
+       int                     sbe_idx;
 };
 
 
@@ -288,30 +292,31 @@ struct sbmac_softc {
  *  Prototypes
  ********************************************************************* */
 
-static void sbdma_initctx(sbmacdma_t *d,
-                         struct sbmac_softc *s,
-                         int chan,
-                         int txrx,
-                         int maxdescr);
-static void sbdma_channel_start(sbmacdma_t *d, int rxtx);
-static int sbdma_add_rcvbuffer(sbmacdma_t *d,struct sk_buff *m);
-static int sbdma_add_txbuffer(sbmacdma_t *d,struct sk_buff *m);
-static void sbdma_emptyring(sbmacdma_t *d);
-static void sbdma_fillring(sbmacdma_t *d);
-static int sbdma_rx_process(struct sbmac_softc *sc,sbmacdma_t *d, int work_to_do, int poll);
-static void sbdma_tx_process(struct sbmac_softc *sc,sbmacdma_t *d, int poll);
+static void sbdma_initctx(struct sbmacdma *d, struct sbmac_softc *s, int chan,
+                         int txrx, int maxdescr);
+static void sbdma_channel_start(struct sbmacdma *d, int rxtx);
+static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *m);
+static int sbdma_add_txbuffer(struct sbmacdma *d, struct sk_buff *m);
+static void sbdma_emptyring(struct sbmacdma *d);
+static void sbdma_fillring(struct sbmacdma *d);
+static int sbdma_rx_process(struct sbmac_softc *sc, struct sbmacdma *d,
+                           int work_to_do, int poll);
+static void sbdma_tx_process(struct sbmac_softc *sc, struct sbmacdma *d,
+                            int poll);
 static int sbmac_initctx(struct sbmac_softc *s);
 static void sbmac_channel_start(struct sbmac_softc *s);
 static void sbmac_channel_stop(struct sbmac_softc *s);
-static sbmac_state_t sbmac_set_channel_state(struct sbmac_softc *,sbmac_state_t);
-static void sbmac_promiscuous_mode(struct sbmac_softc *sc,int onoff);
+static enum sbmac_state sbmac_set_channel_state(struct sbmac_softc *,
+                                               enum sbmac_state);
+static void sbmac_promiscuous_mode(struct sbmac_softc *sc, int onoff);
 static uint64_t sbmac_addr2reg(unsigned char *ptr);
-static irqreturn_t sbmac_intr(int irq,void *dev_instance);
+static irqreturn_t sbmac_intr(int irq, void *dev_instance);
 static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev);
 static void sbmac_setmulti(struct sbmac_softc *sc);
 static int sbmac_init(struct net_device *dev, int idx);
-static int sbmac_set_speed(struct sbmac_softc *s,sbmac_speed_t speed);
-static int sbmac_set_duplex(struct sbmac_softc *s,sbmac_duplex_t duplex,sbmac_fc_t fc);
+static int sbmac_set_speed(struct sbmac_softc *s, enum sbmac_speed speed);
+static int sbmac_set_duplex(struct sbmac_softc *s, enum sbmac_duplex duplex,
+                           enum sbmac_fc fc);
 
 static int sbmac_open(struct net_device *dev);
 static void sbmac_timer(unsigned long data);
@@ -321,13 +326,15 @@ static int sbmac_mii_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static int sbmac_close(struct net_device *dev);
 static int sbmac_poll(struct napi_struct *napi, int budget);
 
-static int sbmac_mii_poll(struct sbmac_softc *s,int noisy);
+static int sbmac_mii_poll(struct sbmac_softc *s, int noisy);
 static int sbmac_mii_probe(struct net_device *dev);
 
 static void sbmac_mii_sync(struct sbmac_softc *s);
-static void sbmac_mii_senddata(struct sbmac_softc *s,unsigned int data, int bitcnt);
-static unsigned int sbmac_mii_read(struct sbmac_softc *s,int phyaddr,int regidx);
-static void sbmac_mii_write(struct sbmac_softc *s,int phyaddr,int regidx,
+static void sbmac_mii_senddata(struct sbmac_softc *s, unsigned int data,
+                              int bitcnt);
+static unsigned int sbmac_mii_read(struct sbmac_softc *s, int phyaddr,
+                                  int regidx);
+static void sbmac_mii_write(struct sbmac_softc *s, int phyaddr, int regidx,
                            unsigned int regval);
 
 
@@ -676,8 +683,8 @@ static void sbmac_mii_write(struct sbmac_softc *s,int phyaddr,int regidx,
  *  way.
  *
  *  Input parameters:
- *        d - sbmacdma_t structure (DMA channel context)
- *        s - sbmac_softc structure (pointer to a MAC)
+ *        d - struct sbmacdma (DMA channel context)
+ *        s - struct sbmac_softc (pointer to a MAC)
  *        chan - channel number (0..1 right now)
  *        txrx - Identifies DMA_TX or DMA_RX for channel direction
  *      maxdescr - number of descriptors
@@ -686,11 +693,8 @@ static void sbmac_mii_write(struct sbmac_softc *s,int phyaddr,int regidx,
  *        nothing
  ********************************************************************* */
 
-static void sbdma_initctx(sbmacdma_t *d,
-                         struct sbmac_softc *s,
-                         int chan,
-                         int txrx,
-                         int maxdescr)
+static void sbdma_initctx(struct sbmacdma *d, struct sbmac_softc *s, int chan,
+                         int txrx, int maxdescr)
 {
 #ifdef CONFIG_SBMAC_COALESCE
        int int_pktcnt, int_timeout;
@@ -757,18 +761,17 @@ static void sbdma_initctx(sbmacdma_t *d,
 
        d->sbdma_maxdescr = maxdescr;
 
-       d->sbdma_dscrtable_unaligned =
-       d->sbdma_dscrtable = (sbdmadscr_t *)
-               kmalloc((d->sbdma_maxdescr+1)*sizeof(sbdmadscr_t), GFP_KERNEL);
+       d->sbdma_dscrtable_unaligned = kcalloc(d->sbdma_maxdescr + 1,
+                                              sizeof(*d->sbdma_dscrtable),
+                                              GFP_KERNEL);
 
        /*
         * The descriptor table must be aligned to at least 16 bytes or the
         * MAC will corrupt it.
         */
-       d->sbdma_dscrtable = (sbdmadscr_t *)
-               ALIGN((unsigned long)d->sbdma_dscrtable, sizeof(sbdmadscr_t));
-
-       memset(d->sbdma_dscrtable,0,d->sbdma_maxdescr*sizeof(sbdmadscr_t));
+       d->sbdma_dscrtable = (struct sbdmadscr *)
+                            ALIGN((unsigned long)d->sbdma_dscrtable_unaligned,
+                                  sizeof(*d->sbdma_dscrtable));
 
        d->sbdma_dscrtable_end = d->sbdma_dscrtable + d->sbdma_maxdescr;
 
@@ -779,7 +782,7 @@ static void sbdma_initctx(sbmacdma_t *d,
         */
 
        d->sbdma_ctxtable = kcalloc(d->sbdma_maxdescr,
-                                   sizeof(struct sk_buff *), GFP_KERNEL);
+                                   sizeof(*d->sbdma_ctxtable), GFP_KERNEL);
 
 #ifdef CONFIG_SBMAC_COALESCE
        /*
@@ -816,7 +819,7 @@ static void sbdma_initctx(sbmacdma_t *d,
  *        nothing
  ********************************************************************* */
 
-static void sbdma_channel_start(sbmacdma_t *d, int rxtx )
+static void sbdma_channel_start(struct sbmacdma *d, int rxtx)
 {
        /*
         * Turn on the DMA channel
@@ -857,7 +860,7 @@ static void sbdma_channel_start(sbmacdma_t *d, int rxtx )
  *        nothing
  ********************************************************************* */
 
-static void sbdma_channel_stop(sbmacdma_t *d)
+static void sbdma_channel_stop(struct sbmacdma *d)
 {
        /*
         * Turn off the DMA channel
@@ -906,10 +909,10 @@ static void sbdma_align_skb(struct sk_buff *skb,int power2,int offset)
  ********************************************************************* */
 
 
-static int sbdma_add_rcvbuffer(sbmacdma_t *d,struct sk_buff *sb)
+static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *sb)
 {
-       sbdmadscr_t *dsc;
-       sbdmadscr_t *nextdsc;
+       struct sbdmadscr *dsc;
+       struct sbdmadscr *nextdsc;
        struct sk_buff *sb_new = NULL;
        int pktsize = ENET_PACKET_SIZE;
 
@@ -1021,10 +1024,10 @@ static int sbdma_add_rcvbuffer(sbmacdma_t *d,struct sk_buff *sb)
  ********************************************************************* */
 
 
-static int sbdma_add_txbuffer(sbmacdma_t *d,struct sk_buff *sb)
+static int sbdma_add_txbuffer(struct sbmacdma *d, struct sk_buff *sb)
 {
-       sbdmadscr_t *dsc;
-       sbdmadscr_t *nextdsc;
+       struct sbdmadscr *dsc;
+       struct sbdmadscr *nextdsc;
        uint64_t phys;
        uint64_t ncb;
        int length;
@@ -1110,7 +1113,7 @@ static int sbdma_add_txbuffer(sbmacdma_t *d,struct sk_buff *sb)
  *        nothing
  ********************************************************************* */
 
-static void sbdma_emptyring(sbmacdma_t *d)
+static void sbdma_emptyring(struct sbmacdma *d)
 {
        int idx;
        struct sk_buff *sb;
@@ -1138,7 +1141,7 @@ static void sbdma_emptyring(sbmacdma_t *d)
  *        nothing
  ********************************************************************* */
 
-static void sbdma_fillring(sbmacdma_t *d)
+static void sbdma_fillring(struct sbmacdma *d)
 {
        int idx;
 
@@ -1185,13 +1188,13 @@ static void sbmac_netpoll(struct net_device *netdev)
  *        nothing
  ********************************************************************* */
 
-static int sbdma_rx_process(struct sbmac_softc *sc,sbmacdma_t *d,
-                             int work_to_do, int poll)
+static int sbdma_rx_process(struct sbmac_softc *sc, struct sbmacdma *d,
+                           int work_to_do, int poll)
 {
        struct net_device *dev = sc->sbm_dev;
        int curidx;
        int hwidx;
-       sbdmadscr_t *dsc;
+       struct sbdmadscr *dsc;
        struct sk_buff *sb;
        int len;
        int work_done = 0;
@@ -1223,8 +1226,9 @@ again:
                prefetch(dsc);
                prefetch(&d->sbdma_ctxtable[curidx]);
 
-               hwidx = (int) (((__raw_readq(d->sbdma_curdscr) & M_DMA_CURDSCR_ADDR) -
-                               d->sbdma_dscrtable_phys) / sizeof(sbdmadscr_t));
+               hwidx = ((__raw_readq(d->sbdma_curdscr) & M_DMA_CURDSCR_ADDR) -
+                        d->sbdma_dscrtable_phys) /
+                       sizeof(*d->sbdma_dscrtable);
 
                /*
                 * If they're the same, that means we've processed all
@@ -1348,12 +1352,13 @@ done:
  *        nothing
  ********************************************************************* */
 
-static void sbdma_tx_process(struct sbmac_softc *sc,sbmacdma_t *d, int poll)
+static void sbdma_tx_process(struct sbmac_softc *sc, struct sbmacdma *d,
+                            int poll)
 {
        struct net_device *dev = sc->sbm_dev;
        int curidx;
        int hwidx;
-       sbdmadscr_t *dsc;
+       struct sbdmadscr *dsc;
        struct sk_buff *sb;
        unsigned long flags;
        int packets_handled = 0;
@@ -1363,8 +1368,8 @@ static void sbdma_tx_process(struct sbmac_softc *sc,sbmacdma_t *d, int poll)
        if (d->sbdma_remptr == d->sbdma_addptr)
          goto end_unlock;
 
-       hwidx = (int) (((__raw_readq(d->sbdma_curdscr) & M_DMA_CURDSCR_ADDR) -
-                       d->sbdma_dscrtable_phys) / sizeof(sbdmadscr_t));
+       hwidx = ((__raw_readq(d->sbdma_curdscr) & M_DMA_CURDSCR_ADDR) -
+                d->sbdma_dscrtable_phys) / sizeof(*d->sbdma_dscrtable);
 
        for (;;) {
                /*
@@ -1501,7 +1506,7 @@ static int sbmac_initctx(struct sbmac_softc *s)
 }
 
 
-static void sbdma_uninitctx(struct sbmacdma_s *d)
+static void sbdma_uninitctx(struct sbmacdma *d)
 {
        if (d->sbdma_dscrtable_unaligned) {
                kfree(d->sbdma_dscrtable_unaligned);
@@ -1537,7 +1542,7 @@ static void sbmac_uninitctx(struct sbmac_softc *sc)
 static void sbmac_channel_start(struct sbmac_softc *s)
 {
        uint64_t reg;
-       volatile void __iomem *port;
+       void __iomem *port;
        uint64_t cfg,fifo,framecfg;
        int idx, th_value;
 
@@ -1800,10 +1805,10 @@ static void sbmac_channel_stop(struct sbmac_softc *s)
  *  Return value:
  *        old state
  ********************************************************************* */
-static sbmac_state_t sbmac_set_channel_state(struct sbmac_softc *sc,
-                                            sbmac_state_t state)
+static enum sbmac_state sbmac_set_channel_state(struct sbmac_softc *sc,
+                                               enum sbmac_state state)
 {
-       sbmac_state_t oldstate = sc->sbm_state;
+       enum sbmac_state oldstate = sc->sbm_state;
 
        /*
         * If same as previous state, return
@@ -1938,14 +1943,14 @@ static uint64_t sbmac_addr2reg(unsigned char *ptr)
  *
  *  Input parameters:
  *        s - sbmac structure
- *        speed - speed to set MAC to (see sbmac_speed_t enum)
+ *        speed - speed to set MAC to (see enum sbmac_speed)
  *
  *  Return value:
  *        1 if successful
  *      0 indicates invalid parameters
  ********************************************************************* */
 
-static int sbmac_set_speed(struct sbmac_softc *s,sbmac_speed_t speed)
+static int sbmac_set_speed(struct sbmac_softc *s, enum sbmac_speed speed)
 {
        uint64_t cfg;
        uint64_t framecfg;
@@ -2027,15 +2032,16 @@ static int sbmac_set_speed(struct sbmac_softc *s,sbmac_speed_t speed)
  *
  *  Input parameters:
  *        s - sbmac structure
- *        duplex - duplex setting (see sbmac_duplex_t)
- *        fc - flow control setting (see sbmac_fc_t)
+ *        duplex - duplex setting (see enum sbmac_duplex)
+ *        fc - flow control setting (see enum sbmac_fc)
  *
  *  Return value:
  *        1 if ok
  *        0 if an invalid parameter combination was specified
  ********************************************************************* */
 
-static int sbmac_set_duplex(struct sbmac_softc *s,sbmac_duplex_t duplex,sbmac_fc_t fc)
+static int sbmac_set_duplex(struct sbmac_softc *s, enum sbmac_duplex duplex,
+                           enum sbmac_fc fc)
 {
        uint64_t cfg;
 
@@ -2228,7 +2234,7 @@ static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev)
 static void sbmac_setmulti(struct sbmac_softc *sc)
 {
        uint64_t reg;
-       volatile void __iomem *port;
+       void __iomem *port;
        int idx;
        struct dev_mc_list *mclist;
        struct net_device *dev = sc->sbm_dev;