diff options
Diffstat (limited to 'drivers/usb/eth')
| -rw-r--r-- | drivers/usb/eth/smsc95xx.c | 49 |
1 files changed, 35 insertions, 14 deletions
diff --git a/drivers/usb/eth/smsc95xx.c b/drivers/usb/eth/smsc95xx.c index c62a8c1..dc5ca65 100644 --- a/drivers/usb/eth/smsc95xx.c +++ b/drivers/usb/eth/smsc95xx.c @@ -25,6 +25,7 @@ #include <usb.h> #include <linux/mii.h> #include "usb_ether.h" +#include <malloc.h> /* SMSC LAN95xx based USB 2.0 Ethernet Devices */ @@ -146,6 +147,12 @@ /* local vars */ static int curr_eth_dev; /* index for name of next device detected */ +/* driver private */ +struct smsc95xx_private { + size_t rx_urb_size; /* maximum USB URB size */ + u32 mac_cr; /* MAC control register value */ + int have_hwaddr; /* 1 if we have a hardware MAC address */ +}; /* * Smsc95xx infrastructure commands @@ -377,6 +384,7 @@ static int smsc95xx_init_mac_address(struct eth_device *eth, static int smsc95xx_write_hwaddr(struct eth_device *eth) { struct ueth_data *dev = (struct ueth_data *)eth->priv; + struct smsc95xx_private *priv = dev->dev_priv; u32 addr_lo = __get_unaligned_le32(ð->enetaddr[0]); u32 addr_hi = __get_unaligned_le16(ð->enetaddr[4]); int ret; @@ -392,7 +400,7 @@ static int smsc95xx_write_hwaddr(struct eth_device *eth) return ret; debug("MAC %pM\n", eth->enetaddr); - dev->have_hwaddr = 1; + priv->have_hwaddr = 1; return 0; } @@ -425,19 +433,22 @@ static int smsc95xx_set_csums(struct ueth_data *dev, static void smsc95xx_set_multicast(struct ueth_data *dev) { + struct smsc95xx_private *priv = dev->dev_priv; + /* No multicast in u-boot */ - dev->mac_cr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_ | MAC_CR_HPFILT_); + priv->mac_cr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_ | MAC_CR_HPFILT_); } /* starts the TX path */ static void smsc95xx_start_tx_path(struct ueth_data *dev) { + struct smsc95xx_private *priv = dev->dev_priv; u32 reg_val; /* Enable Tx at MAC */ - dev->mac_cr |= MAC_CR_TXEN_; + priv->mac_cr |= MAC_CR_TXEN_; - smsc95xx_write_reg(dev, MAC_CR, dev->mac_cr); + smsc95xx_write_reg(dev, MAC_CR, priv->mac_cr); /* Enable Tx at SCSRs */ reg_val = TX_CFG_ON_; @@ -447,8 +458,10 @@ static void smsc95xx_start_tx_path(struct ueth_data *dev) /* Starts the Receive path */ static void smsc95xx_start_rx_path(struct ueth_data *dev) { - dev->mac_cr |= MAC_CR_RXEN_; - smsc95xx_write_reg(dev, MAC_CR, dev->mac_cr); + struct smsc95xx_private *priv = dev->dev_priv; + + priv->mac_cr |= MAC_CR_RXEN_; + smsc95xx_write_reg(dev, MAC_CR, priv->mac_cr); } /* @@ -462,6 +475,8 @@ static int smsc95xx_init(struct eth_device *eth, bd_t *bd) u32 burst_cap; int timeout; struct ueth_data *dev = (struct ueth_data *)eth->priv; + struct smsc95xx_private *priv = + (struct smsc95xx_private *)dev->dev_priv; #define TIMEOUT_RESOLUTION 50 /* ms */ int link_detected; @@ -504,9 +519,9 @@ static int smsc95xx_init(struct eth_device *eth, bd_t *bd) debug("timeout waiting for PHY Reset\n"); return -1; } - if (!dev->have_hwaddr && smsc95xx_init_mac_address(eth, dev) == 0) - dev->have_hwaddr = 1; - if (!dev->have_hwaddr) { + if (!priv->have_hwaddr && smsc95xx_init_mac_address(eth, dev) == 0) + priv->have_hwaddr = 1; + if (!priv->have_hwaddr) { puts("Error: SMSC95xx: No MAC address set - set usbethaddr\n"); return -1; } @@ -532,16 +547,16 @@ static int smsc95xx_init(struct eth_device *eth, bd_t *bd) #ifdef TURBO_MODE if (dev->pusb_dev->speed == USB_SPEED_HIGH) { burst_cap = DEFAULT_HS_BURST_CAP_SIZE / HS_USB_PKT_SIZE; - dev->rx_urb_size = DEFAULT_HS_BURST_CAP_SIZE; + priv->rx_urb_size = DEFAULT_HS_BURST_CAP_SIZE; } else { burst_cap = DEFAULT_FS_BURST_CAP_SIZE / FS_USB_PKT_SIZE; - dev->rx_urb_size = DEFAULT_FS_BURST_CAP_SIZE; + priv->rx_urb_size = DEFAULT_FS_BURST_CAP_SIZE; } #else burst_cap = 0; - dev->rx_urb_size = MAX_SINGLE_PACKET_SIZE; + priv->rx_urb_size = MAX_SINGLE_PACKET_SIZE; #endif - debug("rx_urb_size=%ld\n", (ulong)dev->rx_urb_size); + debug("rx_urb_size=%ld\n", (ulong)priv->rx_urb_size); ret = smsc95xx_write_reg(dev, BURST_CAP, burst_cap); if (ret < 0) @@ -606,7 +621,7 @@ static int smsc95xx_init(struct eth_device *eth, bd_t *bd) if (ret < 0) return ret; - ret = smsc95xx_read_reg(dev, MAC_CR, &dev->mac_cr); + ret = smsc95xx_read_reg(dev, MAC_CR, &priv->mac_cr); if (ret < 0) return ret; @@ -857,6 +872,12 @@ int smsc95xx_eth_probe(struct usb_device *dev, unsigned int ifnum, return 0; } dev->privptr = (void *)ss; + + /* alloc driver private */ + ss->dev_priv = calloc(1, sizeof(struct smsc95xx_private)); + if (!ss->dev_priv) + return 0; + return 1; } |