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net/at91_ether/macb: absorb at91_private in to macb private struct 

This will make it easier to share code between the drivers and
eventually merge them into one driver.

Signed-off-by: Joachim Eastwood <manabian@gmail.com>
This commit is contained in:
Joachim Eastwood 2012-10-18 11:01:10 +00:00 committed by David S. Miller
parent a723b98434
commit b85008b702
3 changed files with 71 additions and 79 deletions
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70
drivers/net/ethernet/cadence/at91_ether.c
View File

@ -54,7 +54,7 @@
* When not called from an interrupt-handler, access to the PHY must be * When not called from an interrupt-handler, access to the PHY must be
* protected by a spinlock. * protected by a spinlock.
*/ */
static void enable_mdi(struct at91_private *lp) static void enable_mdi(struct macb *lp)
{ {
unsigned long ctl; unsigned long ctl;
@ -65,7 +65,7 @@ static void enable_mdi(struct at91_private *lp)
/* /*
* Disable the MDIO bit in the MAC control register * Disable the MDIO bit in the MAC control register
*/ */
static void disable_mdi(struct at91_private *lp) static void disable_mdi(struct macb *lp)
{ {
unsigned long ctl; unsigned long ctl;
@ -76,7 +76,7 @@ static void disable_mdi(struct at91_private *lp)
/* /*
* Wait until the PHY operation is complete. * Wait until the PHY operation is complete.
*/ */
static inline void at91_phy_wait(struct at91_private *lp) static inline void at91_phy_wait(struct macb *lp)
{ {
unsigned long timeout = jiffies + 2; unsigned long timeout = jiffies + 2;
@ -93,7 +93,7 @@ static inline void at91_phy_wait(struct at91_private *lp)
* Write value to the a PHY register * Write value to the a PHY register
* Note: MDI interface is assumed to already have been enabled. * Note: MDI interface is assumed to already have been enabled.
*/ */
static void write_phy(struct at91_private *lp, unsigned char phy_addr, unsigned char address, unsigned int value) static void write_phy(struct macb *lp, unsigned char phy_addr, unsigned char address, unsigned int value)
{ {
macb_writel(lp, MAN, MACB_BF(SOF, MACB_MAN_SOF) | MACB_BF(CODE, MACB_MAN_CODE) macb_writel(lp, MAN, MACB_BF(SOF, MACB_MAN_SOF) | MACB_BF(CODE, MACB_MAN_CODE)
| MACB_BF(RW, MACB_MAN_WRITE) | ((phy_addr & 0x1f) << 23) | MACB_BF(RW, MACB_MAN_WRITE) | ((phy_addr & 0x1f) << 23)
@ -107,7 +107,7 @@ static void write_phy(struct at91_private *lp, unsigned char phy_addr, unsigned
* Read value stored in a PHY register. * Read value stored in a PHY register.
* Note: MDI interface is assumed to already have been enabled. * Note: MDI interface is assumed to already have been enabled.
*/ */
static void read_phy(struct at91_private *lp, unsigned char phy_addr, unsigned char address, unsigned int *value) static void read_phy(struct macb *lp, unsigned char phy_addr, unsigned char address, unsigned int *value)
{ {
macb_writel(lp, MAN, MACB_BF(SOF, MACB_MAN_SOF) | MACB_BF(CODE, MACB_MAN_CODE) macb_writel(lp, MAN, MACB_BF(SOF, MACB_MAN_SOF) | MACB_BF(CODE, MACB_MAN_CODE)
| MACB_BF(RW, MACB_MAN_READ) | ((phy_addr & 0x1f) << 23) | MACB_BF(RW, MACB_MAN_READ) | ((phy_addr & 0x1f) << 23)
@ -128,7 +128,7 @@ static void read_phy(struct at91_private *lp, unsigned char phy_addr, unsigned c
*/ */
static void update_linkspeed(struct net_device *dev, int silent) static void update_linkspeed(struct net_device *dev, int silent)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int bmsr, bmcr, lpa, mac_cfg; unsigned int bmsr, bmcr, lpa, mac_cfg;
unsigned int speed, duplex; unsigned int speed, duplex;
@ -181,7 +181,7 @@ static void update_linkspeed(struct net_device *dev, int silent)
static irqreturn_t at91ether_phy_interrupt(int irq, void *dev_id) static irqreturn_t at91ether_phy_interrupt(int irq, void *dev_id)
{ {
struct net_device *dev = (struct net_device *) dev_id; struct net_device *dev = (struct net_device *) dev_id;
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int phy; unsigned int phy;
/* /*
@ -234,7 +234,7 @@ done:
*/ */
static void enable_phyirq(struct net_device *dev) static void enable_phyirq(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int dsintr, irq_number; unsigned int dsintr, irq_number;
int status; int status;
@ -298,7 +298,7 @@ static void enable_phyirq(struct net_device *dev)
*/ */
static void disable_phyirq(struct net_device *dev) static void disable_phyirq(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int dsintr; unsigned int dsintr;
unsigned int irq_number; unsigned int irq_number;
@ -357,7 +357,7 @@ static void disable_phyirq(struct net_device *dev)
#if 0 #if 0
static void reset_phy(struct net_device *dev) static void reset_phy(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int bmcr; unsigned int bmcr;
spin_lock_irq(&lp->lock); spin_lock_irq(&lp->lock);
@ -379,7 +379,7 @@ static void reset_phy(struct net_device *dev)
static void at91ether_check_link(unsigned long dev_id) static void at91ether_check_link(unsigned long dev_id)
{ {
struct net_device *dev = (struct net_device *) dev_id; struct net_device *dev = (struct net_device *) dev_id;
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
enable_mdi(lp); enable_mdi(lp);
update_linkspeed(dev, 1); update_linkspeed(dev, 1);
@ -391,7 +391,7 @@ static void at91ether_check_link(unsigned long dev_id)
/* /*
* Perform any PHY-specific initialization. * Perform any PHY-specific initialization.
*/ */
static void __init initialize_phy(struct at91_private *lp) static void __init initialize_phy(struct macb *lp)
{ {
unsigned int val; unsigned int val;
@ -460,7 +460,7 @@ static short __init unpack_mac_address(struct net_device *dev, unsigned int hi,
*/ */
static void __init get_mac_address(struct net_device *dev) static void __init get_mac_address(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
/* Check Specific-Address 1 */ /* Check Specific-Address 1 */
if (unpack_mac_address(dev, macb_readl(lp, SA1T), macb_readl(lp, SA1B))) if (unpack_mac_address(dev, macb_readl(lp, SA1T), macb_readl(lp, SA1B)))
@ -483,7 +483,7 @@ static void __init get_mac_address(struct net_device *dev)
*/ */
static void update_mac_address(struct net_device *dev) static void update_mac_address(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
macb_writel(lp, SA1B, (dev->dev_addr[3] << 24) | (dev->dev_addr[2] << 16) macb_writel(lp, SA1B, (dev->dev_addr[3] << 24) | (dev->dev_addr[2] << 16)
| (dev->dev_addr[1] << 8) | (dev->dev_addr[0])); | (dev->dev_addr[1] << 8) | (dev->dev_addr[0]));
@ -570,7 +570,7 @@ static int hash_get_index(__u8 *addr)
*/ */
static void at91ether_sethashtable(struct net_device *dev) static void at91ether_sethashtable(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
struct netdev_hw_addr *ha; struct netdev_hw_addr *ha;
unsigned long mc_filter[2]; unsigned long mc_filter[2];
unsigned int bitnr; unsigned int bitnr;
@ -591,7 +591,7 @@ static void at91ether_sethashtable(struct net_device *dev)
*/ */
static void at91ether_set_multicast_list(struct net_device *dev) static void at91ether_set_multicast_list(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned long cfg; unsigned long cfg;
cfg = macb_readl(lp, NCFGR); cfg = macb_readl(lp, NCFGR);
@ -621,7 +621,7 @@ static void at91ether_set_multicast_list(struct net_device *dev)
static int mdio_read(struct net_device *dev, int phy_id, int location) static int mdio_read(struct net_device *dev, int phy_id, int location)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned int value; unsigned int value;
read_phy(lp, phy_id, location, &value); read_phy(lp, phy_id, location, &value);
@ -630,14 +630,14 @@ static int mdio_read(struct net_device *dev, int phy_id, int location)
static void mdio_write(struct net_device *dev, int phy_id, int location, int value) static void mdio_write(struct net_device *dev, int phy_id, int location, int value)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
write_phy(lp, phy_id, location, value); write_phy(lp, phy_id, location, value);
} }
static int at91ether_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int at91ether_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
int ret; int ret;
spin_lock_irq(&lp->lock); spin_lock_irq(&lp->lock);
@ -658,7 +658,7 @@ static int at91ether_get_settings(struct net_device *dev, struct ethtool_cmd *cm
static int at91ether_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int at91ether_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
int ret; int ret;
spin_lock_irq(&lp->lock); spin_lock_irq(&lp->lock);
@ -674,7 +674,7 @@ static int at91ether_set_settings(struct net_device *dev, struct ethtool_cmd *cm
static int at91ether_nwayreset(struct net_device *dev) static int at91ether_nwayreset(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
int ret; int ret;
spin_lock_irq(&lp->lock); spin_lock_irq(&lp->lock);
@ -705,7 +705,7 @@ static const struct ethtool_ops at91ether_ethtool_ops = {
static int at91ether_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) static int at91ether_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
int res; int res;
if (!netif_running(dev)) if (!netif_running(dev))
@ -727,7 +727,7 @@ static int at91ether_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
*/ */
static void at91ether_start(struct net_device *dev) static void at91ether_start(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
struct recv_desc_bufs *dlist, *dlist_phys; struct recv_desc_bufs *dlist, *dlist_phys;
int i; int i;
unsigned long ctl; unsigned long ctl;
@ -759,7 +759,7 @@ static void at91ether_start(struct net_device *dev)
*/ */
static int at91ether_open(struct net_device *dev) static int at91ether_open(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned long ctl; unsigned long ctl;
if (!is_valid_ether_addr(dev->dev_addr)) if (!is_valid_ether_addr(dev->dev_addr))
@ -799,7 +799,7 @@ static int at91ether_open(struct net_device *dev)
*/ */
static int at91ether_close(struct net_device *dev) static int at91ether_close(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned long ctl; unsigned long ctl;
/* Disable Receiver and Transmitter */ /* Disable Receiver and Transmitter */
@ -827,7 +827,7 @@ static int at91ether_close(struct net_device *dev)
*/ */
static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev) static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
if (macb_readl(lp, TSR) & MACB_BIT(RM9200_BNQ)) { if (macb_readl(lp, TSR) & MACB_BIT(RM9200_BNQ)) {
netif_stop_queue(dev); netif_stop_queue(dev);
@ -858,7 +858,7 @@ static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev)
*/ */
static struct net_device_stats *at91ether_stats(struct net_device *dev) static struct net_device_stats *at91ether_stats(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
int ale, lenerr, seqe, lcol, ecol; int ale, lenerr, seqe, lcol, ecol;
if (netif_running(dev)) { if (netif_running(dev)) {
@ -894,7 +894,7 @@ static struct net_device_stats *at91ether_stats(struct net_device *dev)
*/ */
static void at91ether_rx(struct net_device *dev) static void at91ether_rx(struct net_device *dev)
{ {
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
struct recv_desc_bufs *dlist; struct recv_desc_bufs *dlist;
unsigned char *p_recv; unsigned char *p_recv;
struct sk_buff *skb; struct sk_buff *skb;
@ -935,7 +935,7 @@ static void at91ether_rx(struct net_device *dev)
static irqreturn_t at91ether_interrupt(int irq, void *dev_id) static irqreturn_t at91ether_interrupt(int irq, void *dev_id)
{ {
struct net_device *dev = (struct net_device *) dev_id; struct net_device *dev = (struct net_device *) dev_id;
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
unsigned long intstatus, ctl; unsigned long intstatus, ctl;
/* MAC Interrupt Status register indicates what interrupts are pending. /* MAC Interrupt Status register indicates what interrupts are pending.
@ -1000,7 +1000,7 @@ static const struct net_device_ops at91ether_netdev_ops = {
/* /*
* Detect the PHY type, and its address. * Detect the PHY type, and its address.
*/ */
static int __init at91ether_phy_detect(struct at91_private *lp) static int __init at91ether_phy_detect(struct macb *lp)
{ {
unsigned int phyid1, phyid2; unsigned int phyid1, phyid2;
unsigned long phy_id; unsigned long phy_id;
@ -1047,14 +1047,14 @@ static int __init at91ether_probe(struct platform_device *pdev)
struct macb_platform_data *board_data = pdev->dev.platform_data; struct macb_platform_data *board_data = pdev->dev.platform_data;
struct resource *regs; struct resource *regs;
struct net_device *dev; struct net_device *dev;
struct at91_private *lp; struct macb *lp;
int res; int res;
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!regs) if (!regs)
return -ENOENT; return -ENOENT;
dev = alloc_etherdev(sizeof(struct at91_private)); dev = alloc_etherdev(sizeof(struct macb));
if (!dev) if (!dev)
return -ENOMEM; return -ENOMEM;
@ -1196,7 +1196,7 @@ err_free_dev:
static int __devexit at91ether_remove(struct platform_device *pdev) static int __devexit at91ether_remove(struct platform_device *pdev)
{ {
struct net_device *dev = platform_get_drvdata(pdev); struct net_device *dev = platform_get_drvdata(pdev);
struct at91_private *lp = netdev_priv(dev); struct macb *lp = netdev_priv(dev);
if (gpio_is_valid(lp->board_data.phy_irq_pin)) if (gpio_is_valid(lp->board_data.phy_irq_pin))
gpio_free(lp->board_data.phy_irq_pin); gpio_free(lp->board_data.phy_irq_pin);
@ -1216,7 +1216,7 @@ static int __devexit at91ether_remove(struct platform_device *pdev)
static int at91ether_suspend(struct platform_device *pdev, pm_message_t mesg) static int at91ether_suspend(struct platform_device *pdev, pm_message_t mesg)
{ {
struct net_device *net_dev = platform_get_drvdata(pdev); struct net_device *net_dev = platform_get_drvdata(pdev);
struct at91_private *lp = netdev_priv(net_dev); struct macb *lp = netdev_priv(net_dev);
if (netif_running(net_dev)) { if (netif_running(net_dev)) {
if (gpio_is_valid(lp->board_data.phy_irq_pin)) { if (gpio_is_valid(lp->board_data.phy_irq_pin)) {
@ -1235,7 +1235,7 @@ static int at91ether_suspend(struct platform_device *pdev, pm_message_t mesg)
static int at91ether_resume(struct platform_device *pdev) static int at91ether_resume(struct platform_device *pdev)
{ {
struct net_device *net_dev = platform_get_drvdata(pdev); struct net_device *net_dev = platform_get_drvdata(pdev);
struct at91_private *lp = netdev_priv(net_dev); struct macb *lp = netdev_priv(net_dev);
if (netif_running(net_dev)) { if (netif_running(net_dev)) {
clk_enable(lp->ether_clk); clk_enable(lp->ether_clk);

44
drivers/net/ethernet/cadence/at91_ether.h
View File

@ -58,48 +58,4 @@
/* SMSC LAN83C185 */ /* SMSC LAN83C185 */
#define MII_LAN83C185_ID 0x0007C0A0 #define MII_LAN83C185_ID 0x0007C0A0
/* ........................................................................ */
#define MAX_RBUFF_SZ 0x600 /* 1518 rounded up */
#define MAX_RX_DESCR 9 /* max number of receive buffers */
struct rbf_t
{
unsigned int addr;
unsigned long size;
};
struct recv_desc_bufs
{
struct rbf_t descriptors[MAX_RX_DESCR]; /* must be on sizeof (rbf_t) boundary */
char recv_buf[MAX_RX_DESCR][MAX_RBUFF_SZ]; /* must be on long boundary */
};
struct at91_private
{
struct mii_if_info mii; /* ethtool support */
struct macb_platform_data board_data; /* board-specific
* configuration (shared with
* macb for common data */
void __iomem *regs; /* base register address */
struct clk *ether_clk; /* clock */
/* PHY */
unsigned long phy_type; /* type of PHY (PHY_ID) */
spinlock_t lock; /* lock for MDI interface */
short phy_media; /* media interface type */
unsigned short phy_address; /* 5-bit MDI address of PHY (0..31) */
struct timer_list check_timer; /* Poll link status */
/* Transmit */
struct sk_buff *skb; /* holds skb until xmit interrupt completes */
dma_addr_t skb_physaddr; /* phys addr from pci_map_single */
int skb_length; /* saved skb length for pci_unmap_single */
/* Receive */
int rxBuffIndex; /* index into receive descriptor list */
struct recv_desc_bufs *dlist; /* descriptor list address */
struct recv_desc_bufs *dlist_phys; /* descriptor list physical address */
};
#endif #endif

36
drivers/net/ethernet/cadence/macb.h
View File

@ -504,6 +504,19 @@ struct gem_stats {
u32 rx_udp_checksum_errors; u32 rx_udp_checksum_errors;
}; };
struct rbf_t {
unsigned int addr;
unsigned long size;
};
#define MAX_RBUFF_SZ 0x600 /* 1518 rounded up */
#define MAX_RX_DESCR 9 /* max number of receive buffers */
struct recv_desc_bufs {
struct rbf_t descriptors[MAX_RX_DESCR]; /* must be on sizeof (rbf_t) boundary */
char recv_buf[MAX_RX_DESCR][MAX_RBUFF_SZ]; /* must be on long boundary */
};
struct macb { struct macb {
void __iomem *regs; void __iomem *regs;
@ -540,6 +553,29 @@ struct macb {
unsigned int duplex; unsigned int duplex;
phy_interface_t phy_interface; phy_interface_t phy_interface;
/* at91_private */
struct mii_if_info mii; /* ethtool support */
struct macb_platform_data board_data; /* board-specific
* configuration (shared with
* macb for common data */
struct clk *ether_clk; /* clock */
/* PHY */
unsigned long phy_type; /* type of PHY (PHY_ID) */
short phy_media; /* media interface type */
unsigned short phy_address; /* 5-bit MDI address of PHY (0..31) */
struct timer_list check_timer; /* Poll link status */
/* Transmit */
struct sk_buff *skb; /* holds skb until xmit interrupt completes */
dma_addr_t skb_physaddr; /* phys addr from pci_map_single */
int skb_length; /* saved skb length for pci_unmap_single */
/* Receive */
int rxBuffIndex; /* index into receive descriptor list */
struct recv_desc_bufs *dlist; /* descriptor list address */
struct recv_desc_bufs *dlist_phys; /* descriptor list physical address */
}; };
static inline bool macb_is_gem(struct macb *bp) static inline bool macb_is_gem(struct macb *bp)