diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/dc2114x.c | 86 |
1 files changed, 43 insertions, 43 deletions
diff --git a/drivers/net/dc2114x.c b/drivers/net/dc2114x.c index b375906e27..007e4cecb6 100644 --- a/drivers/net/dc2114x.c +++ b/drivers/net/dc2114x.c @@ -12,19 +12,17 @@ #undef UPDATE_SROM -/* PCI Registers. - */ -#define PCI_CFDA_PSM 0x43 +/* PCI Registers. */ +#define PCI_CFDA_PSM 0x43 #define CFRV_RN 0x000000f0 /* Revision Number */ #define WAKEUP 0x00 /* Power Saving Wakeup */ #define SLEEP 0x80 /* Power Saving Sleep Mode */ -#define DC2114x_BRK 0x0020 /* CFRV break between DC21142 & DC21143 */ +#define DC2114x_BRK 0x0020 /* CFRV break between DC21142 & DC21143 */ -/* Ethernet chip registers. - */ +/* Ethernet chip registers. */ #define DE4X5_BMR 0x000 /* Bus Mode Register */ #define DE4X5_TPD 0x008 /* Transmit Poll Demand Reg */ #define DE4X5_RRBA 0x018 /* RX Ring Base Address Reg */ @@ -34,8 +32,7 @@ #define DE4X5_SICR 0x068 /* SIA Connectivity Register */ #define DE4X5_APROM 0x048 /* Ethernet Address PROM */ -/* Register bits. - */ +/* Register bits. */ #define BMR_SWR 0x00000001 /* Software Reset */ #define STS_TS 0x00700000 /* Transmit Process State */ #define STS_RS 0x000e0000 /* Receive Process State */ @@ -45,8 +42,7 @@ #define OMR_SDP 0x02000000 /* SD Polarity - MUST BE ASSERTED */ #define OMR_PM 0x00000080 /* Pass All Multicast */ -/* Descriptor bits. - */ +/* Descriptor bits. */ #define R_OWN 0x80000000 /* Own Bit */ #define RD_RER 0x02000000 /* Receive End Of Ring */ #define RD_LS 0x00000100 /* Last Descriptor */ @@ -63,12 +59,12 @@ #define SROM_READ_CMD 6 #define SROM_ERASE_CMD 7 -#define SROM_HWADD 0x0014 /* Hardware Address offset in SROM */ +#define SROM_HWADD 0x0014 /* Hardware Address offset in SROM */ #define SROM_RD 0x00004000 /* Read from Boot ROM */ -#define EE_DATA_WRITE 0x04 /* EEPROM chip data in. */ -#define EE_WRITE_0 0x4801 -#define EE_WRITE_1 0x4805 -#define EE_DATA_READ 0x08 /* EEPROM chip data out. */ +#define EE_DATA_WRITE 0x04 /* EEPROM chip data in. */ +#define EE_WRITE_0 0x4801 +#define EE_WRITE_1 0x4805 +#define EE_DATA_READ 0x08 /* EEPROM chip data out. */ #define SROM_SR 0x00000800 /* Select Serial ROM when set */ #define DT_IN 0x00000004 /* Serial Data In */ @@ -79,13 +75,13 @@ #define RESET_DE4X5(dev) {\ int i;\ - i=INL(dev, DE4X5_BMR);\ + i = INL(dev, DE4X5_BMR);\ udelay(1000);\ OUTL(dev, i | BMR_SWR, DE4X5_BMR);\ udelay(1000);\ OUTL(dev, i, DE4X5_BMR);\ udelay(1000);\ - for (i=0;i<5;i++) {INL(dev, DE4X5_BMR); udelay(10000);}\ + for (i = 0; i < 5; i++) {INL(dev, DE4X5_BMR); udelay(10000); } \ udelay(1000);\ } @@ -99,7 +95,7 @@ #define STOP_DE4X5(dev) {\ s32 omr; \ omr = INL(dev, DE4X5_OMR);\ - omr &= ~(OMR_ST|OMR_SR);\ + omr &= ~(OMR_ST | OMR_SR);\ OUTL(dev, omr, DE4X5_OMR); /* Disable the TX and/or RX */ \ } @@ -118,30 +114,34 @@ struct de4x5_desc { u32 next; }; -static struct de4x5_desc rx_ring[NUM_RX_DESC] __attribute__ ((aligned(32))); /* RX descriptor ring */ -static struct de4x5_desc tx_ring[NUM_TX_DESC] __attribute__ ((aligned(32))); /* TX descriptor ring */ -static int rx_new; /* RX descriptor ring pointer */ -static int tx_new; /* TX descriptor ring pointer */ - -static char rxRingSize; -static char txRingSize; - -static void sendto_srom(struct eth_device* dev, u_int command, u_long addr); -static int getfrom_srom(struct eth_device* dev, u_long addr); -static int do_eeprom_cmd(struct eth_device *dev, u_long ioaddr,int cmd,int cmd_len); -static int do_read_eeprom(struct eth_device *dev,u_long ioaddr,int location,int addr_len); +/* RX and TX descriptor ring */ +static struct de4x5_desc rx_ring[NUM_RX_DESC] __aligned(32); +static struct de4x5_desc tx_ring[NUM_TX_DESC] __aligned(32); +static int rx_new; /* RX descriptor ring pointer */ +static int tx_new; /* TX descriptor ring pointer */ + +static char rx_ring_size; +static char tx_ring_size; + +static void sendto_srom(struct eth_device *dev, u_int command, u_long addr); +static int getfrom_srom(struct eth_device *dev, u_long addr); +static int do_eeprom_cmd(struct eth_device *dev, u_long ioaddr, + int cmd, int cmd_len); +static int do_read_eeprom(struct eth_device *dev, u_long ioaddr, + int location, int addr_len); #ifdef UPDATE_SROM -static int write_srom(struct eth_device *dev, u_long ioaddr, int index, int new_value); +static int write_srom(struct eth_device *dev, u_long ioaddr, + int index, int new_value); static void update_srom(struct eth_device *dev, bd_t *bis); #endif static int read_srom(struct eth_device *dev, u_long ioaddr, int index); -static void read_hw_addr(struct eth_device* dev, bd_t * bis); -static void send_setup_frame(struct eth_device* dev, bd_t * bis); +static void read_hw_addr(struct eth_device *dev, bd_t *bis); +static void send_setup_frame(struct eth_device *dev, bd_t *bis); -static int dc21x4x_init(struct eth_device* dev, bd_t* bis); +static int dc21x4x_init(struct eth_device *dev, bd_t *bis); static int dc21x4x_send(struct eth_device *dev, void *packet, int length); -static int dc21x4x_recv(struct eth_device* dev); -static void dc21x4x_halt(struct eth_device* dev); +static int dc21x4x_recv(struct eth_device *dev); +static void dc21x4x_halt(struct eth_device *dev); #if defined(CONFIG_E500) #define phys_to_bus(a) (a) @@ -149,12 +149,12 @@ static void dc21x4x_halt(struct eth_device* dev); #define phys_to_bus(a) pci_phys_to_mem((pci_dev_t)dev->priv, a) #endif -static int INL(struct eth_device* dev, u_long addr) +static int INL(struct eth_device *dev, u_long addr) { return le32_to_cpu(*(volatile u_long *)(addr + dev->iobase)); } -static void OUTL(struct eth_device* dev, int command, u_long addr) +static void OUTL(struct eth_device *dev, int command, u_long addr) { *(volatile u_long *)(addr + dev->iobase) = cpu_to_le32(command); } @@ -281,12 +281,12 @@ static int dc21x4x_init(struct eth_device *dev, bd_t *bis) tx_ring[i].next = 0; } - rxRingSize = NUM_RX_DESC; - txRingSize = NUM_TX_DESC; + rx_ring_size = NUM_RX_DESC; + tx_ring_size = NUM_TX_DESC; /* Write the end of list marker to the descriptor lists. */ - rx_ring[rxRingSize - 1].des1 |= cpu_to_le32(RD_RER); - tx_ring[txRingSize - 1].des1 |= cpu_to_le32(TD_TER); + rx_ring[rx_ring_size - 1].des1 |= cpu_to_le32(RD_RER); + tx_ring[tx_ring_size - 1].des1 |= cpu_to_le32(TD_TER); /* Tell the adapter where the TX/RX rings are located. */ OUTL(dev, phys_to_bus((u32)&rx_ring), DE4X5_RRBA); @@ -380,7 +380,7 @@ static int dc21x4x_recv(struct eth_device *dev) } /* Update entry information. */ - rx_new = (rx_new + 1) % rxRingSize; + rx_new = (rx_new + 1) % rx_ring_size; } return length; |