*
*/
-/** Interrupt completion profiler */
-static struct profiler smsc75xx_intr_profiler __profiler =
- { .name = "smsc75xx.intr" };
-
/** Bulk IN completion profiler */
static struct profiler smsc75xx_in_profiler __profiler =
{ .name = "smsc75xx.in" };
static struct profiler smsc75xx_out_profiler __profiler =
{ .name = "smsc75xx.out" };
-/******************************************************************************
- *
- * Register access
- *
- ******************************************************************************
- */
-
-/**
- * Write register (without byte-swapping)
- *
- * @v smsc75xx SMSC75xx device
- * @v address Register address
- * @v value Register value
- * @ret rc Return status code
- */
-static int smsc75xx_raw_writel ( struct smsc75xx_device *smsc75xx,
- unsigned int address, uint32_t value ) {
- int rc;
-
- /* Write register */
- if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_REGISTER_WRITE, 0,
- address, &value, sizeof ( value ) ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not write %03x: %s\n",
- smsc75xx, address, strerror ( rc ) );
- return rc;
- }
-
- return 0;
-}
-
-/**
- * Write register
- *
- * @v smsc75xx SMSC75xx device
- * @v address Register address
- * @v value Register value
- * @ret rc Return status code
- */
-static inline __attribute__ (( always_inline )) int
-smsc75xx_writel ( struct smsc75xx_device *smsc75xx, unsigned int address,
- uint32_t value ) {
- int rc;
-
- /* Write register */
- if ( ( rc = smsc75xx_raw_writel ( smsc75xx, address,
- cpu_to_le32 ( value ) ) ) != 0 )
- return rc;
-
- return 0;
-}
-
-/**
- * Read register (without byte-swapping)
- *
- * @v smsc75xx SMSC75xx device
- * @v address Register address
- * @ret value Register value
- * @ret rc Return status code
- */
-static int smsc75xx_raw_readl ( struct smsc75xx_device *smsc75xx,
- unsigned int address, uint32_t *value ) {
- int rc;
-
- /* Read register */
- if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_REGISTER_READ, 0,
- address, value, sizeof ( *value ) ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not read %03x: %s\n",
- smsc75xx, address, strerror ( rc ) );
- return rc;
- }
-
- return 0;
-}
-
-/**
- * Read register
- *
- * @v smsc75xx SMSC75xx device
- * @v address Register address
- * @ret value Register value
- * @ret rc Return status code
- */
-static inline __attribute__ (( always_inline )) int
-smsc75xx_readl ( struct smsc75xx_device *smsc75xx, unsigned int address,
- uint32_t *value ) {
- int rc;
-
- /* Read register */
- if ( ( rc = smsc75xx_raw_readl ( smsc75xx, address, value ) ) != 0 )
- return rc;
- le32_to_cpus ( value );
-
- return 0;
-}
-
-/******************************************************************************
- *
- * EEPROM access
- *
- ******************************************************************************
- */
-
-/**
- * Wait for EEPROM to become idle
- *
- * @v smsc75xx SMSC75xx device
- * @ret rc Return status code
- */
-static int smsc75xx_eeprom_wait ( struct smsc75xx_device *smsc75xx ) {
- uint32_t e2p_cmd;
- unsigned int i;
- int rc;
-
- /* Wait for EPC_BSY to become clear */
- for ( i = 0 ; i < SMSC75XX_EEPROM_MAX_WAIT_MS ; i++ ) {
-
- /* Read E2P_CMD and check EPC_BSY */
- if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_E2P_CMD,
- &e2p_cmd ) ) != 0 )
- return rc;
- if ( ! ( e2p_cmd & SMSC75XX_E2P_CMD_EPC_BSY ) )
- return 0;
-
- /* Delay */
- mdelay ( 1 );
- }
-
- DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for EEPROM\n",
- smsc75xx );
- return -ETIMEDOUT;
-}
-
-/**
- * Read byte from EEPROM
- *
- * @v smsc75xx SMSC75xx device
- * @v address EEPROM address
- * @ret byte Byte read, or negative error
- */
-static int smsc75xx_eeprom_read_byte ( struct smsc75xx_device *smsc75xx,
- unsigned int address ) {
- uint32_t e2p_cmd;
- uint32_t e2p_data;
- int rc;
-
- /* Wait for EEPROM to become idle */
- if ( ( rc = smsc75xx_eeprom_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- /* Initiate read command */
- e2p_cmd = ( SMSC75XX_E2P_CMD_EPC_BSY | SMSC75XX_E2P_CMD_EPC_CMD_READ |
- SMSC75XX_E2P_CMD_EPC_ADDR ( address ) );
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_E2P_CMD,
- e2p_cmd ) ) != 0 )
- return rc;
-
- /* Wait for command to complete */
- if ( ( rc = smsc75xx_eeprom_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- /* Read EEPROM data */
- if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_E2P_DATA,
- &e2p_data ) ) != 0 )
- return rc;
-
- return SMSC75XX_E2P_DATA_GET ( e2p_data );
-}
-
-/**
- * Read data from EEPROM
- *
- * @v smsc75xx SMSC75xx device
- * @v address EEPROM address
- * @v data Data buffer
- * @v len Length of data
- * @ret rc Return status code
- */
-static int smsc75xx_eeprom_read ( struct smsc75xx_device *smsc75xx,
- unsigned int address, void *data,
- size_t len ) {
- uint8_t *bytes;
- int byte;
-
- /* Read bytes */
- for ( bytes = data ; len-- ; address++, bytes++ ) {
- byte = smsc75xx_eeprom_read_byte ( smsc75xx, address );
- if ( byte < 0 )
- return byte;
- *bytes = byte;
- }
-
- return 0;
-}
-
-/******************************************************************************
- *
- * MII access
- *
- ******************************************************************************
- */
-
-/**
- * Wait for MII to become idle
- *
- * @v smsc75xx SMSC75xx device
- * @ret rc Return status code
- */
-static int smsc75xx_mii_wait ( struct smsc75xx_device *smsc75xx ) {
- uint32_t mii_access;
- unsigned int i;
- int rc;
-
- /* Wait for MIIBZY to become clear */
- for ( i = 0 ; i < SMSC75XX_MII_MAX_WAIT_MS ; i++ ) {
-
- /* Read MII_ACCESS and check MIIBZY */
- if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_MII_ACCESS,
- &mii_access ) ) != 0 )
- return rc;
- if ( ! ( mii_access & SMSC75XX_MII_ACCESS_MIIBZY ) )
- return 0;
-
- /* Delay */
- mdelay ( 1 );
- }
-
- DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for MII\n",
- smsc75xx );
- return -ETIMEDOUT;
-}
-
-/**
- * Read from MII register
- *
- * @v mii MII interface
- * @v reg Register address
- * @ret value Data read, or negative error
- */
-static int smsc75xx_mii_read ( struct mii_interface *mii, unsigned int reg ) {
- struct smsc75xx_device *smsc75xx =
- container_of ( mii, struct smsc75xx_device, mii );
- uint32_t mii_access;
- uint32_t mii_data;
- int rc;
-
- /* Wait for MII to become idle */
- if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- /* Initiate read command */
- mii_access = ( SMSC75XX_MII_ACCESS_PHY_ADDRESS |
- SMSC75XX_MII_ACCESS_MIIRINDA ( reg ) |
- SMSC75XX_MII_ACCESS_MIIBZY );
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_ACCESS,
- mii_access ) ) != 0 )
- return rc;
-
- /* Wait for command to complete */
- if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- /* Read MII data */
- if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_MII_DATA,
- &mii_data ) ) != 0 )
- return rc;
-
- return SMSC75XX_MII_DATA_GET ( mii_data );
-}
-
-/**
- * Write to MII register
- *
- * @v mii MII interface
- * @v reg Register address
- * @v data Data to write
- * @ret rc Return status code
- */
-static int smsc75xx_mii_write ( struct mii_interface *mii, unsigned int reg,
- unsigned int data ) {
- struct smsc75xx_device *smsc75xx =
- container_of ( mii, struct smsc75xx_device, mii );
- uint32_t mii_access;
- uint32_t mii_data;
- int rc;
-
- /* Wait for MII to become idle */
- if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- /* Write MII data */
- mii_data = SMSC75XX_MII_DATA_SET ( data );
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_DATA,
- mii_data ) ) != 0 )
- return rc;
-
- /* Initiate write command */
- mii_access = ( SMSC75XX_MII_ACCESS_PHY_ADDRESS |
- SMSC75XX_MII_ACCESS_MIIRINDA ( reg ) |
- SMSC75XX_MII_ACCESS_MIIWNR |
- SMSC75XX_MII_ACCESS_MIIBZY );
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_ACCESS,
- mii_access ) ) != 0 )
- return rc;
-
- /* Wait for command to complete */
- if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
- return rc;
-
- return 0;
-}
-
-/** MII operations */
-static struct mii_operations smsc75xx_mii_operations = {
- .read = smsc75xx_mii_read,
- .write = smsc75xx_mii_write,
-};
-
-/**
- * Check link status
- *
- * @v smsc75xx SMSC75xx device
- * @ret rc Return status code
- */
-static int smsc75xx_check_link ( struct smsc75xx_device *smsc75xx ) {
- struct net_device *netdev = smsc75xx->netdev;
- int intr;
- int rc;
-
- /* Read PHY interrupt source */
- intr = mii_read ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_SOURCE );
- if ( intr < 0 ) {
- rc = intr;
- DBGC ( smsc75xx, "SMSC75XX %p could not get PHY interrupt "
- "source: %s\n", smsc75xx, strerror ( rc ) );
- return rc;
- }
-
- /* Acknowledge PHY interrupt */
- if ( ( rc = mii_write ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_SOURCE,
- intr ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not acknowledge PHY "
- "interrupt: %s\n", smsc75xx, strerror ( rc ) );
- return rc;
- }
-
- /* Check link status */
- if ( ( rc = mii_check_link ( &smsc75xx->mii, netdev ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not check link: %s\n",
- smsc75xx, strerror ( rc ) );
- return rc;
- }
-
- DBGC ( smsc75xx, "SMSC75XX %p link %s (intr %#04x)\n",
- smsc75xx, ( netdev_link_ok ( netdev ) ? "up" : "down" ), intr );
- return 0;
-}
-
/******************************************************************************
*
* Statistics (for debugging)
******************************************************************************
*/
-/**
- * Get statistics
- *
- * @v smsc75xx SMSC75xx device
- * @v stats Statistics to fill in
- * @ret rc Return status code
- */
-static int smsc75xx_get_statistics ( struct smsc75xx_device *smsc75xx,
- struct smsc75xx_statistics *stats ) {
- int rc;
-
- /* Get statistics */
- if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_GET_STATISTICS, 0, 0,
- stats, sizeof ( *stats ) ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not get statistics: %s\n",
- smsc75xx, strerror ( rc ) );
- return rc;
- }
-
- return 0;
-}
-
/**
* Dump statistics (for debugging)
*
- * @v smsc75xx SMSC75xx device
+ * @v smscusb SMSC USB device
* @ret rc Return status code
*/
-static int smsc75xx_dump_statistics ( struct smsc75xx_device *smsc75xx ) {
+static int smsc75xx_dump_statistics ( struct smscusb_device *smscusb ) {
struct smsc75xx_statistics stats;
int rc;
return 0;
/* Get statistics */
- if ( ( rc = smsc75xx_get_statistics ( smsc75xx, &stats ) ) != 0 )
+ if ( ( rc = smscusb_get_statistics ( smscusb, 0, &stats,
+ sizeof ( stats ) ) ) != 0 ) {
+ DBGC ( smscusb, "SMSC75XX %p could not get statistics: "
+ "%s\n", smscusb, strerror ( rc ) );
return rc;
+ }
/* Dump statistics */
- DBGC ( smsc75xx, "SMSC75XX %p RXE fcs %d aln %d frg %d jab %d und %d "
- "ovr %d drp %d\n", smsc75xx, le32_to_cpu ( stats.rx.err.fcs ),
+ DBGC ( smscusb, "SMSC75XX %p RXE fcs %d aln %d frg %d jab %d und %d "
+ "ovr %d drp %d\n", smscusb, le32_to_cpu ( stats.rx.err.fcs ),
le32_to_cpu ( stats.rx.err.alignment ),
le32_to_cpu ( stats.rx.err.fragment ),
le32_to_cpu ( stats.rx.err.jabber ),
le32_to_cpu ( stats.rx.err.undersize ),
le32_to_cpu ( stats.rx.err.oversize ),
le32_to_cpu ( stats.rx.err.dropped ) );
- DBGC ( smsc75xx, "SMSC75XX %p RXB ucast %d bcast %d mcast %d\n",
- smsc75xx, le32_to_cpu ( stats.rx.byte.unicast ),
+ DBGC ( smscusb, "SMSC75XX %p RXB ucast %d bcast %d mcast %d\n",
+ smscusb, le32_to_cpu ( stats.rx.byte.unicast ),
le32_to_cpu ( stats.rx.byte.broadcast ),
le32_to_cpu ( stats.rx.byte.multicast ) );
- DBGC ( smsc75xx, "SMSC75XX %p RXF ucast %d bcast %d mcast %d pause "
- "%d\n", smsc75xx, le32_to_cpu ( stats.rx.frame.unicast ),
+ DBGC ( smscusb, "SMSC75XX %p RXF ucast %d bcast %d mcast %d pause "
+ "%d\n", smscusb, le32_to_cpu ( stats.rx.frame.unicast ),
le32_to_cpu ( stats.rx.frame.broadcast ),
le32_to_cpu ( stats.rx.frame.multicast ),
le32_to_cpu ( stats.rx.frame.pause ) );
- DBGC ( smsc75xx, "SMSC75XX %p TXE fcs %d def %d car %d cnt %d sgl %d "
- "mul %d exc %d lat %d\n", smsc75xx,
+ DBGC ( smscusb, "SMSC75XX %p TXE fcs %d def %d car %d cnt %d sgl %d "
+ "mul %d exc %d lat %d\n", smscusb,
le32_to_cpu ( stats.tx.err.fcs ),
le32_to_cpu ( stats.tx.err.deferral ),
le32_to_cpu ( stats.tx.err.carrier ),
le32_to_cpu ( stats.tx.err.multiple ),
le32_to_cpu ( stats.tx.err.excessive ),
le32_to_cpu ( stats.tx.err.late ) );
- DBGC ( smsc75xx, "SMSC75XX %p TXB ucast %d bcast %d mcast %d\n",
- smsc75xx, le32_to_cpu ( stats.tx.byte.unicast ),
+ DBGC ( smscusb, "SMSC75XX %p TXB ucast %d bcast %d mcast %d\n",
+ smscusb, le32_to_cpu ( stats.tx.byte.unicast ),
le32_to_cpu ( stats.tx.byte.broadcast ),
le32_to_cpu ( stats.tx.byte.multicast ) );
- DBGC ( smsc75xx, "SMSC75XX %p TXF ucast %d bcast %d mcast %d pause "
- "%d\n", smsc75xx, le32_to_cpu ( stats.tx.frame.unicast ),
+ DBGC ( smscusb, "SMSC75XX %p TXF ucast %d bcast %d mcast %d pause "
+ "%d\n", smscusb, le32_to_cpu ( stats.tx.frame.unicast ),
le32_to_cpu ( stats.tx.frame.broadcast ),
le32_to_cpu ( stats.tx.frame.multicast ),
le32_to_cpu ( stats.tx.frame.pause ) );
/**
* Reset device
*
- * @v smsc75xx SMSC75xx device
+ * @v smscusb SMSC USB device
* @ret rc Return status code
*/
-static int smsc75xx_reset ( struct smsc75xx_device *smsc75xx ) {
+static int smsc75xx_reset ( struct smscusb_device *smscusb ) {
uint32_t hw_cfg;
unsigned int i;
int rc;
/* Reset device */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_HW_CFG,
- SMSC75XX_HW_CFG_LRST ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_HW_CFG,
+ SMSC75XX_HW_CFG_LRST ) ) != 0 )
return rc;
/* Wait for reset to complete */
for ( i = 0 ; i < SMSC75XX_RESET_MAX_WAIT_MS ; i++ ) {
/* Check if reset has completed */
- if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_HW_CFG,
- &hw_cfg ) ) != 0 )
+ if ( ( rc = smscusb_readl ( smscusb, SMSC75XX_HW_CFG,
+ &hw_cfg ) ) != 0 )
return rc;
if ( ! ( hw_cfg & SMSC75XX_HW_CFG_LRST ) )
return 0;
mdelay ( 1 );
}
- DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for reset\n",
- smsc75xx );
+ DBGC ( smscusb, "SMSC75XX %p timed out waiting for reset\n",
+ smscusb );
return -ETIMEDOUT;
}
******************************************************************************
*/
-/**
- * Complete interrupt transfer
- *
- * @v ep USB endpoint
- * @v iobuf I/O buffer
- * @v rc Completion status code
- */
-static void smsc75xx_intr_complete ( struct usb_endpoint *ep,
- struct io_buffer *iobuf, int rc ) {
- struct smsc75xx_device *smsc75xx =
- container_of ( ep, struct smsc75xx_device, usbnet.intr );
- struct net_device *netdev = smsc75xx->netdev;
- struct smsc75xx_interrupt *intr;
-
- /* Profile completions */
- profile_start ( &smsc75xx_intr_profiler );
-
- /* Ignore packets cancelled when the endpoint closes */
- if ( ! ep->open )
- goto done;
-
- /* Record USB errors against the network device */
- if ( rc != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p interrupt failed: %s\n",
- smsc75xx, strerror ( rc ) );
- DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
- netdev_rx_err ( netdev, NULL, rc );
- goto done;
- }
-
- /* Extract interrupt data */
- if ( iob_len ( iobuf ) != sizeof ( *intr ) ) {
- DBGC ( smsc75xx, "SMSC75XX %p malformed interrupt\n",
- smsc75xx );
- DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
- netdev_rx_err ( netdev, NULL, rc );
- goto done;
- }
- intr = iobuf->data;
-
- /* Record interrupt status */
- smsc75xx->int_sts = le32_to_cpu ( intr->int_sts );
- profile_stop ( &smsc75xx_intr_profiler );
-
- done:
- /* Free I/O buffer */
- free_iob ( iobuf );
-}
-
-/** Interrupt endpoint operations */
-static struct usb_endpoint_driver_operations smsc75xx_intr_operations = {
- .complete = smsc75xx_intr_complete,
-};
-
/**
* Complete bulk IN transfer
*
*/
static void smsc75xx_in_complete ( struct usb_endpoint *ep,
struct io_buffer *iobuf, int rc ) {
- struct smsc75xx_device *smsc75xx =
- container_of ( ep, struct smsc75xx_device, usbnet.in );
- struct net_device *netdev = smsc75xx->netdev;
+ struct smscusb_device *smscusb =
+ container_of ( ep, struct smscusb_device, usbnet.in );
+ struct net_device *netdev = smscusb->netdev;
struct smsc75xx_rx_header *header;
/* Profile completions */
/* Record USB errors against the network device */
if ( rc != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p bulk IN failed: %s\n",
- smsc75xx, strerror ( rc ) );
+ DBGC ( smscusb, "SMSC75XX %p bulk IN failed: %s\n",
+ smscusb, strerror ( rc ) );
goto err;
}
/* Sanity check */
if ( iob_len ( iobuf ) < ( sizeof ( *header ) ) ) {
- DBGC ( smsc75xx, "SMSC75XX %p underlength bulk IN\n",
- smsc75xx );
- DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
+ DBGC ( smscusb, "SMSC75XX %p underlength bulk IN\n",
+ smscusb );
+ DBGC_HDA ( smscusb, 0, iobuf->data, iob_len ( iobuf ) );
rc = -EINVAL;
goto err;
}
/* Check for errors */
if ( header->command & cpu_to_le32 ( SMSC75XX_RX_RED ) ) {
- DBGC ( smsc75xx, "SMSC75XX %p receive error (%08x):\n",
- smsc75xx, le32_to_cpu ( header->command ) );
- DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
+ DBGC ( smscusb, "SMSC75XX %p receive error (%08x):\n",
+ smscusb, le32_to_cpu ( header->command ) );
+ DBGC_HDA ( smscusb, 0, iobuf->data, iob_len ( iobuf ) );
rc = -EIO;
goto err;
}
/**
* Transmit packet
*
- * @v smsc75xx SMSC75xx device
+ * @v smscusb SMSC USB device
* @v iobuf I/O buffer
* @ret rc Return status code
*/
-static int smsc75xx_out_transmit ( struct smsc75xx_device *smsc75xx,
+static int smsc75xx_out_transmit ( struct smscusb_device *smscusb,
struct io_buffer *iobuf ) {
struct smsc75xx_tx_header *header;
size_t len = iob_len ( iobuf );
header->mss = 0;
/* Enqueue I/O buffer */
- if ( ( rc = usb_stream ( &smsc75xx->usbnet.out, iobuf, 0 ) ) != 0 )
+ if ( ( rc = usb_stream ( &smscusb->usbnet.out, iobuf, 0 ) ) != 0 )
return rc;
profile_stop ( &smsc75xx_out_profiler );
return 0;
}
-/**
- * Complete bulk OUT transfer
- *
- * @v ep USB endpoint
- * @v iobuf I/O buffer
- * @v rc Completion status code
- */
-static void smsc75xx_out_complete ( struct usb_endpoint *ep,
- struct io_buffer *iobuf, int rc ) {
- struct smsc75xx_device *smsc75xx =
- container_of ( ep, struct smsc75xx_device, usbnet.out );
- struct net_device *netdev = smsc75xx->netdev;
-
- /* Report TX completion */
- netdev_tx_complete_err ( netdev, iobuf, rc );
-}
-
-/** Bulk OUT endpoint operations */
-static struct usb_endpoint_driver_operations smsc75xx_out_operations = {
- .complete = smsc75xx_out_complete,
-};
-
/******************************************************************************
*
* Network device interface
* @ret rc Return status code
*/
static int smsc75xx_open ( struct net_device *netdev ) {
- struct smsc75xx_device *smsc75xx = netdev->priv;
- union smsc75xx_mac mac;
+ struct smscusb_device *smscusb = netdev->priv;
int rc;
/* Clear stored interrupt status */
- smsc75xx->int_sts = 0;
-
- /* Copy MAC address */
- memset ( &mac, 0, sizeof ( mac ) );
- memcpy ( mac.raw, netdev->ll_addr, ETH_ALEN );
+ smscusb->int_sts = 0;
/* Configure bulk IN empty response */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_HW_CFG,
- SMSC75XX_HW_CFG_BIR ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_HW_CFG,
+ SMSC75XX_HW_CFG_BIR ) ) != 0 )
goto err_hw_cfg;
/* Open USB network device */
- if ( ( rc = usbnet_open ( &smsc75xx->usbnet ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not open: %s\n",
- smsc75xx, strerror ( rc ) );
+ if ( ( rc = usbnet_open ( &smscusb->usbnet ) ) != 0 ) {
+ DBGC ( smscusb, "SMSC75XX %p could not open: %s\n",
+ smscusb, strerror ( rc ) );
goto err_open;
}
/* Configure interrupt endpoint */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_INT_EP_CTL,
- ( SMSC75XX_INT_EP_CTL_RDFO_EN |
- SMSC75XX_INT_EP_CTL_PHY_EN ) ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_INT_EP_CTL,
+ ( SMSC75XX_INT_EP_CTL_RDFO_EN |
+ SMSC75XX_INT_EP_CTL_PHY_EN ) ) ) != 0 )
goto err_int_ep_ctl;
/* Configure bulk IN delay */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_BULK_IN_DLY,
- SMSC75XX_BULK_IN_DLY_SET ( 0 ) ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_BULK_IN_DLY,
+ SMSC75XX_BULK_IN_DLY_SET ( 0 ) ) ) != 0 )
goto err_bulk_in_dly;
/* Configure receive filters */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_RFE_CTL,
- ( SMSC75XX_RFE_CTL_AB |
- SMSC75XX_RFE_CTL_AM |
- SMSC75XX_RFE_CTL_AU ) ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_RFE_CTL,
+ ( SMSC75XX_RFE_CTL_AB |
+ SMSC75XX_RFE_CTL_AM |
+ SMSC75XX_RFE_CTL_AU ) ) ) != 0 )
goto err_rfe_ctl;
/* Configure receive FIFO */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_FCT_RX_CTL,
- ( SMSC75XX_FCT_RX_CTL_EN |
- SMSC75XX_FCT_RX_CTL_BAD ) ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_FCT_RX_CTL,
+ ( SMSC75XX_FCT_RX_CTL_EN |
+ SMSC75XX_FCT_RX_CTL_BAD ) ) ) != 0 )
goto err_fct_rx_ctl;
/* Configure transmit FIFO */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_FCT_TX_CTL,
- SMSC75XX_FCT_TX_CTL_EN ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_FCT_TX_CTL,
+ SMSC75XX_FCT_TX_CTL_EN ) ) != 0 )
goto err_fct_tx_ctl;
/* Configure receive datapath */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MAC_RX,
- ( SMSC75XX_MAC_RX_MAX_SIZE_DEFAULT |
- SMSC75XX_MAC_RX_FCS |
- SMSC75XX_MAC_RX_EN ) ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_MAC_RX,
+ ( SMSC75XX_MAC_RX_MAX_SIZE_DEFAULT |
+ SMSC75XX_MAC_RX_FCS |
+ SMSC75XX_MAC_RX_EN ) ) ) != 0 )
goto err_mac_rx;
/* Configure transmit datapath */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MAC_TX,
- SMSC75XX_MAC_TX_EN ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_MAC_TX,
+ SMSC75XX_MAC_TX_EN ) ) != 0 )
goto err_mac_tx;
- /* Write MAC address high register */
- if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_RX_ADDRH,
- mac.addr.h ) ) != 0 )
- goto err_rx_addrh;
-
- /* Write MAC address low register */
- if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_RX_ADDRL,
- mac.addr.l ) ) != 0 )
- goto err_rx_addrl;
-
- /* Write MAC address perfect filter high register */
- mac.addr.h |= cpu_to_le32 ( SMSC75XX_ADDR_FILTH_VALID );
- if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_ADDR_FILTH ( 0 ),
- mac.addr.h ) ) != 0 )
- goto err_addr_filth;
-
- /* Write MAC address perfect filter low register */
- if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_ADDR_FILTL ( 0 ),
- mac.addr.l ) ) != 0 )
- goto err_addr_filtl;
-
- /* Enable PHY interrupts */
- if ( ( rc = mii_write ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_MASK,
- ( SMSC75XX_PHY_INTR_ANEG_DONE |
- SMSC75XX_PHY_INTR_LINK_DOWN ) ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not set PHY interrupt "
- "mask: %s\n", smsc75xx, strerror ( rc ) );
- goto err_phy_intr_mask;
- }
+ /* Set MAC address */
+ if ( ( rc = smscusb_set_address ( smscusb,
+ SMSC75XX_RX_ADDR_BASE ) ) != 0 )
+ goto err_set_address;
+
+ /* Set MAC address perfect filter */
+ if ( ( rc = smscusb_set_filter ( smscusb,
+ SMSC75XX_ADDR_FILT_BASE ) ) != 0 )
+ goto err_set_filter;
- /* Update link status */
- smsc75xx_check_link ( smsc75xx );
+ /* Enable PHY interrupts and update link status */
+ if ( ( rc = smscusb_mii_open ( smscusb ) ) != 0 )
+ goto err_mii_open;
return 0;
- err_phy_intr_mask:
- err_addr_filtl:
- err_addr_filth:
- err_rx_addrl:
- err_rx_addrh:
+ err_mii_open:
+ err_set_filter:
+ err_set_address:
err_mac_tx:
err_mac_rx:
err_fct_tx_ctl:
err_rfe_ctl:
err_bulk_in_dly:
err_int_ep_ctl:
- usbnet_close ( &smsc75xx->usbnet );
+ usbnet_close ( &smscusb->usbnet );
err_open:
err_hw_cfg:
- smsc75xx_reset ( smsc75xx );
+ smsc75xx_reset ( smscusb );
return rc;
}
* @v netdev Network device
*/
static void smsc75xx_close ( struct net_device *netdev ) {
- struct smsc75xx_device *smsc75xx = netdev->priv;
+ struct smscusb_device *smscusb = netdev->priv;
/* Close USB network device */
- usbnet_close ( &smsc75xx->usbnet );
+ usbnet_close ( &smscusb->usbnet );
/* Dump statistics (for debugging) */
- smsc75xx_dump_statistics ( smsc75xx );
+ smsc75xx_dump_statistics ( smscusb );
/* Reset device */
- smsc75xx_reset ( smsc75xx );
+ smsc75xx_reset ( smscusb );
}
/**
*/
static int smsc75xx_transmit ( struct net_device *netdev,
struct io_buffer *iobuf ) {
- struct smsc75xx_device *smsc75xx = netdev->priv;
+ struct smscusb_device *smscusb = netdev->priv;
int rc;
/* Transmit packet */
- if ( ( rc = smsc75xx_out_transmit ( smsc75xx, iobuf ) ) != 0 )
+ if ( ( rc = smsc75xx_out_transmit ( smscusb, iobuf ) ) != 0 )
return rc;
return 0;
* @v netdev Network device
*/
static void smsc75xx_poll ( struct net_device *netdev ) {
- struct smsc75xx_device *smsc75xx = netdev->priv;
+ struct smscusb_device *smscusb = netdev->priv;
uint32_t int_sts;
int rc;
/* Poll USB bus */
- usb_poll ( smsc75xx->bus );
+ usb_poll ( smscusb->bus );
/* Refill endpoints */
- if ( ( rc = usbnet_refill ( &smsc75xx->usbnet ) ) != 0 )
+ if ( ( rc = usbnet_refill ( &smscusb->usbnet ) ) != 0 )
netdev_rx_err ( netdev, NULL, rc );
/* Do nothing more unless there are interrupts to handle */
- int_sts = smsc75xx->int_sts;
+ int_sts = smscusb->int_sts;
if ( ! int_sts )
return;
/* Check link status if applicable */
if ( int_sts & SMSC75XX_INT_STS_PHY_INT ) {
- smsc75xx_check_link ( smsc75xx );
+ smscusb_mii_check_link ( smscusb );
int_sts &= ~SMSC75XX_INT_STS_PHY_INT;
}
/* Record RX FIFO overflow if applicable */
if ( int_sts & SMSC75XX_INT_STS_RDFO_INT ) {
- DBGC2 ( smsc75xx, "SMSC75XX %p RX FIFO overflowed\n",
- smsc75xx );
+ DBGC2 ( smscusb, "SMSC75XX %p RX FIFO overflowed\n", smscusb );
netdev_rx_err ( netdev, NULL, -ENOBUFS );
int_sts &= ~SMSC75XX_INT_STS_RDFO_INT;
}
/* Check for unexpected interrupts */
if ( int_sts ) {
- DBGC ( smsc75xx, "SMSC75XX %p unexpected interrupt %#08x\n",
- smsc75xx, int_sts );
+ DBGC ( smscusb, "SMSC75XX %p unexpected interrupt %#08x\n",
+ smscusb, int_sts );
netdev_rx_err ( netdev, NULL, -ENOTTY );
}
/* Clear interrupts */
- if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_INT_STS,
- smsc75xx->int_sts ) ) != 0 )
+ if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_INT_STS,
+ smscusb->int_sts ) ) != 0 )
netdev_rx_err ( netdev, NULL, rc );
- smsc75xx->int_sts = 0;
+ smscusb->int_sts = 0;
}
/** SMSC75xx network device operations */
*/
static int smsc75xx_probe ( struct usb_function *func,
struct usb_configuration_descriptor *config ) {
- struct usb_device *usb = func->usb;
struct net_device *netdev;
- struct smsc75xx_device *smsc75xx;
+ struct smscusb_device *smscusb;
int rc;
/* Allocate and initialise structure */
- netdev = alloc_etherdev ( sizeof ( *smsc75xx ) );
+ netdev = alloc_etherdev ( sizeof ( *smscusb ) );
if ( ! netdev ) {
rc = -ENOMEM;
goto err_alloc;
}
netdev_init ( netdev, &smsc75xx_operations );
netdev->dev = &func->dev;
- smsc75xx = netdev->priv;
- memset ( smsc75xx, 0, sizeof ( *smsc75xx ) );
- smsc75xx->usb = usb;
- smsc75xx->bus = usb->port->hub->bus;
- smsc75xx->netdev = netdev;
- usbnet_init ( &smsc75xx->usbnet, func, &smsc75xx_intr_operations,
- &smsc75xx_in_operations, &smsc75xx_out_operations );
- usb_refill_init ( &smsc75xx->usbnet.intr, 0, 0,
- SMSC75XX_INTR_MAX_FILL );
- usb_refill_init ( &smsc75xx->usbnet.in, 0, SMSC75XX_IN_MTU,
+ smscusb = netdev->priv;
+ memset ( smscusb, 0, sizeof ( *smscusb ) );
+ smscusb_init ( smscusb, netdev, func, &smsc75xx_in_operations );
+ smscusb_mii_init ( smscusb, SMSC75XX_MII_BASE );
+ usb_refill_init ( &smscusb->usbnet.in, 0, SMSC75XX_IN_MTU,
SMSC75XX_IN_MAX_FILL );
- mii_init ( &smsc75xx->mii, &smsc75xx_mii_operations );
- DBGC ( smsc75xx, "SMSC75XX %p on %s\n", smsc75xx, func->name );
+ DBGC ( smscusb, "SMSC75XX %p on %s\n", smscusb, func->name );
/* Describe USB network device */
- if ( ( rc = usbnet_describe ( &smsc75xx->usbnet, config ) ) != 0 ) {
- DBGC ( smsc75xx, "SMSC75XX %p could not describe: %s\n",
- smsc75xx, strerror ( rc ) );
+ if ( ( rc = usbnet_describe ( &smscusb->usbnet, config ) ) != 0 ) {
+ DBGC ( smscusb, "SMSC75XX %p could not describe: %s\n",
+ smscusb, strerror ( rc ) );
goto err_describe;
}
/* Reset device */
- if ( ( rc = smsc75xx_reset ( smsc75xx ) ) != 0 )
+ if ( ( rc = smsc75xx_reset ( smscusb ) ) != 0 )
goto err_reset;
/* Read MAC address */
- if ( ( rc = smsc75xx_eeprom_read ( smsc75xx, SMSC75XX_EEPROM_MAC,
- netdev->hw_addr, ETH_ALEN ) ) != 0 )
- goto err_eeprom_read;
+ if ( ( rc = smscusb_eeprom_fetch_mac ( smscusb,
+ SMSC75XX_E2P_BASE ) ) != 0 )
+ goto err_fetch_mac;
/* Register network device */
if ( ( rc = register_netdev ( netdev ) ) != 0 )
unregister_netdev ( netdev );
err_register:
- err_eeprom_read:
+ err_fetch_mac:
err_reset:
err_describe:
netdev_nullify ( netdev );
projects / thirdparty / ipxe.git / commitdiff
