diff options
Diffstat (limited to 'drivers/net/mv643xx_eth.c')
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 552 |
1 files changed, 0 insertions, 552 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 80482cac173d..63e0d0fff951 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -445,26 +445,6 @@ static unsigned int mv643xx_eth_port_disable_tx(struct mv643xx_eth_private *mp) /* rx ***********************************************************************/ static void mv643xx_eth_free_completed_tx_descs(struct net_device *dev); -/* - * rx_return_buff - Returns a Rx buffer back to the Rx ring. - * - * DESCRIPTION: - * This routine returns a Rx buffer back to the Rx ring. It retrieves the - * next 'used' descriptor and attached the returned buffer to it. - * In case the Rx ring was in "resource error" condition, where there are - * no available Rx resources, the function resets the resource error flag. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port Control srtuct. - * struct pkt_info *p_pkt_info Information on returned buffer. - * - * OUTPUT: - * New available Rx resource in Rx descriptor ring. - * - * RETURN: - * ETH_ERROR in case the routine can not access Rx desc ring. - * ETH_OK otherwise. - */ static FUNC_RET_STATUS rx_return_buff(struct mv643xx_eth_private *mp, struct pkt_info *p_pkt_info) { @@ -500,14 +480,6 @@ static FUNC_RET_STATUS rx_return_buff(struct mv643xx_eth_private *mp, return ETH_OK; } -/* - * mv643xx_eth_rx_refill_descs - * - * Fills / refills RX queue on a certain gigabit ethernet port - * - * Input : pointer to ethernet interface network device structure - * Output : N/A - */ static void mv643xx_eth_rx_refill_descs(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -546,44 +518,11 @@ static void mv643xx_eth_rx_refill_descs(struct net_device *dev) } } -/* - * mv643xx_eth_rx_refill_descs_timer_wrapper - * - * Timer routine to wake up RX queue filling task. This function is - * used only in case the RX queue is empty, and all alloc_skb has - * failed (due to out of memory event). - * - * Input : pointer to ethernet interface network device structure - * Output : N/A - */ static inline void mv643xx_eth_rx_refill_descs_timer_wrapper(unsigned long data) { mv643xx_eth_rx_refill_descs((struct net_device *)data); } -/* - * port_receive - Get received information from Rx ring. - * - * DESCRIPTION: - * This routine returns the received data to the caller. There is no - * data copying during routine operation. All information is returned - * using pointer to packet information struct passed from the caller. - * If the routine exhausts Rx ring resources then the resource error flag - * is set. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port Control srtuct. - * struct pkt_info *p_pkt_info User packet buffer. - * - * OUTPUT: - * Rx ring current and used indexes are updated. - * - * RETURN: - * ETH_ERROR in case the routine can not access Rx desc ring. - * ETH_QUEUE_FULL if Rx ring resources are exhausted. - * ETH_END_OF_JOB if there is no received data. - * ETH_OK otherwise. - */ static FUNC_RET_STATUS port_receive(struct mv643xx_eth_private *mp, struct pkt_info *p_pkt_info) { @@ -639,17 +578,6 @@ static FUNC_RET_STATUS port_receive(struct mv643xx_eth_private *mp, return ETH_OK; } -/* - * mv643xx_eth_receive - * - * This function is forward packets that are received from the port's - * queues toward kernel core or FastRoute them to another interface. - * - * Input : dev - a pointer to the required interface - * max - maximum number to receive (0 means unlimted) - * - * Output : number of served packets - */ static int mv643xx_eth_receive_queue(struct net_device *dev, int budget) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -719,11 +647,6 @@ static int mv643xx_eth_receive_queue(struct net_device *dev, int budget) } #ifdef MV643XX_ETH_NAPI -/* - * mv643xx_eth_poll - * - * This function is used in case of NAPI - */ static int mv643xx_eth_poll(struct napi_struct *napi, int budget) { struct mv643xx_eth_private *mp = container_of(napi, struct mv643xx_eth_private, napi); @@ -756,13 +679,6 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget) /* tx ***********************************************************************/ -/** - * has_tiny_unaligned_frags - check if skb has any small, unaligned fragments - * - * Hardware can't handle unaligned fragments smaller than 9 bytes. - * This helper function detects that case. - */ - static inline unsigned int has_tiny_unaligned_frags(struct sk_buff *skb) { unsigned int frag; @@ -776,9 +692,6 @@ static inline unsigned int has_tiny_unaligned_frags(struct sk_buff *skb) return 0; } -/** - * alloc_tx_desc_index - return the index of the next available tx desc - */ static int alloc_tx_desc_index(struct mv643xx_eth_private *mp) { int tx_desc_curr; @@ -793,12 +706,6 @@ static int alloc_tx_desc_index(struct mv643xx_eth_private *mp) return tx_desc_curr; } -/** - * tx_fill_frag_descs - fill tx hw descriptors for an skb's fragments. - * - * Ensure the data for each fragment to be transmitted is mapped properly, - * then fill in descriptors in the tx hw queue. - */ static void tx_fill_frag_descs(struct mv643xx_eth_private *mp, struct sk_buff *skb) { @@ -837,12 +744,6 @@ static inline __be16 sum16_as_be(__sum16 sum) return (__force __be16)sum; } -/** - * tx_submit_descs_for_skb - submit data from an skb to the tx hw - * - * Ensure the data for an skb to be transmitted is mapped properly, - * then fill in descriptors in the tx hw queue and start the hardware. - */ static void tx_submit_descs_for_skb(struct mv643xx_eth_private *mp, struct sk_buff *skb) { @@ -906,10 +807,6 @@ static void tx_submit_descs_for_skb(struct mv643xx_eth_private *mp, mp->tx_desc_count += nr_frags + 1; } -/** - * mv643xx_eth_start_xmit - queue an skb to the hardware for transmission - * - */ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -951,26 +848,6 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) /* mii management interface *************************************************/ static int phy_addr_get(struct mv643xx_eth_private *mp); -/* - * read_smi_reg - Read PHY registers - * - * DESCRIPTION: - * This routine utilize the SMI interface to interact with the PHY in - * order to perform PHY register read. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * unsigned int phy_reg PHY register address offset. - * unsigned int *value Register value buffer. - * - * OUTPUT: - * Write the value of a specified PHY register into given buffer. - * - * RETURN: - * false if the PHY is busy or read data is not in valid state. - * true otherwise. - * - */ static void read_smi_reg(struct mv643xx_eth_private *mp, unsigned int phy_reg, unsigned int *value) { @@ -1007,26 +884,6 @@ out: spin_unlock_irqrestore(&mp->shared_smi->phy_lock, flags); } -/* - * write_smi_reg - Write to PHY registers - * - * DESCRIPTION: - * This routine utilize the SMI interface to interact with the PHY in - * order to perform writes to PHY registers. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * unsigned int phy_reg PHY register address offset. - * unsigned int value Register value. - * - * OUTPUT: - * Write the given value to the specified PHY register. - * - * RETURN: - * false if the PHY is busy. - * true otherwise. - * - */ static void write_smi_reg(struct mv643xx_eth_private *mp, unsigned int phy_reg, unsigned int value) { @@ -1055,23 +912,6 @@ out: /* mib counters *************************************************************/ -/* - * clear_mib_counters - Clear all MIB counters - * - * DESCRIPTION: - * This function clears all MIB counters of a specific ethernet port. - * A read from the MIB counter will reset the counter. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * After reading all MIB counters, the counters resets. - * - * RETURN: - * MIB counter value. - * - */ static void clear_mib_counters(struct mv643xx_eth_private *mp) { unsigned int port_num = mp->port_num; @@ -1286,9 +1126,6 @@ static const struct ethtool_ops mv643xx_eth_ethtool_ops = { /* address handling *********************************************************/ -/* - * uc_addr_get - Read the MAC address from the port's hw registers - */ static void uc_addr_get(struct mv643xx_eth_private *mp, unsigned char *p_addr) { unsigned int port_num = mp->port_num; @@ -1306,22 +1143,6 @@ static void uc_addr_get(struct mv643xx_eth_private *mp, unsigned char *p_addr) p_addr[5] = mac_l & 0xff; } -/* - * init_mac_tables - Clear all entrance in the UC, SMC and OMC tables - * - * DESCRIPTION: - * Go through all the DA filter tables (Unicast, Special Multicast & - * Other Multicast) and set each entry to 0. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * Multicast and Unicast packets are rejected. - * - * RETURN: - * None. - */ static void init_mac_tables(struct mv643xx_eth_private *mp) { unsigned int port_num = mp->port_num; @@ -1339,15 +1160,6 @@ static void init_mac_tables(struct mv643xx_eth_private *mp) } } -/* - * The entries in each table are indexed by a hash of a packet's MAC - * address. One bit in each entry determines whether the packet is - * accepted. There are 4 entries (each 8 bits wide) in each register - * of the table. The bits in each entry are defined as follows: - * 0 Accept=1, Drop=0 - * 3-1 Queue (ETH_Q0=0) - * 7-4 Reserved = 0; - */ static void set_filter_table_entry(struct mv643xx_eth_private *mp, int table, unsigned char entry) { @@ -1364,9 +1176,6 @@ static void set_filter_table_entry(struct mv643xx_eth_private *mp, wrl(mp, table + tbl_offset, table_reg); } -/* - * uc_addr_set - Write a MAC address into the port's hw registers - */ static void uc_addr_set(struct mv643xx_eth_private *mp, unsigned char *p_addr) { unsigned int port_num = mp->port_num; @@ -1386,14 +1195,6 @@ static void uc_addr_set(struct mv643xx_eth_private *mp, unsigned char *p_addr) set_filter_table_entry(mp, table, p_addr[5] & 0x0f); } -/* - * mv643xx_eth_update_mac_address - * - * Update the MAC address of the port in the address table - * - * Input : pointer to ethernet interface network device structure - * Output : N/A - */ static void mv643xx_eth_update_mac_address(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -1402,17 +1203,6 @@ static void mv643xx_eth_update_mac_address(struct net_device *dev) uc_addr_set(mp, dev->dev_addr); } -/* - * mv643xx_eth_set_mac_address - * - * Change the interface's mac address. - * No special hardware thing should be done because interface is always - * put in promiscuous mode. - * - * Input : pointer to ethernet interface network device structure and - * a pointer to the designated entry to be added to the cache. - * Output : zero upon success, negative upon failure - */ static int mv643xx_eth_set_mac_address(struct net_device *dev, void *addr) { int i; @@ -1424,20 +1214,6 @@ static int mv643xx_eth_set_mac_address(struct net_device *dev, void *addr) return 0; } -/* - * mc_addr - Multicast address settings. - * - * The MV device supports multicast using two tables: - * 1) Special Multicast Table for MAC addresses of the form - * 0x01-00-5E-00-00-XX (where XX is between 0x00 and 0x_FF). - * The MAC DA[7:0] bits are used as a pointer to the Special Multicast - * Table entries in the DA-Filter table. - * 2) Other Multicast Table for multicast of another type. A CRC-8bit - * is used as an index to the Other Multicast Table entries in the - * DA-Filter table. This function calculates the CRC-8bit value. - * In either case, set_filter_table_entry() is then called - * to set to set the actual table entry. - */ static void mc_addr(struct mv643xx_eth_private *mp, unsigned char *p_addr) { unsigned int port_num = mp->port_num; @@ -1528,9 +1304,6 @@ static void mc_addr(struct mv643xx_eth_private *mp, unsigned char *p_addr) set_filter_table_entry(mp, table, crc_result); } -/* - * Set the entire multicast list based on dev->mc_list. - */ static void set_multicast_list(struct net_device *dev) { @@ -1588,14 +1361,6 @@ static void set_multicast_list(struct net_device *dev) mc_addr(mp, mc_list->dmi_addr); } -/* - * mv643xx_eth_set_rx_mode - * - * Change from promiscuos to regular rx mode - * - * Input : pointer to ethernet interface network device structure - * Output : N/A - */ static void mv643xx_eth_set_rx_mode(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -1613,28 +1378,6 @@ static void mv643xx_eth_set_rx_mode(struct net_device *dev) /* rx/tx queue initialisation ***********************************************/ -/* - * ether_init_rx_desc_ring - Curve a Rx chain desc list and buffer in memory. - * - * DESCRIPTION: - * This function prepares a Rx chained list of descriptors and packet - * buffers in a form of a ring. The routine must be called after port - * initialization routine and before port start routine. - * The Ethernet SDMA engine uses CPU bus addresses to access the various - * devices in the system (i.e. DRAM). This function uses the ethernet - * struct 'virtual to physical' routine (set by the user) to set the ring - * with physical addresses. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port Control srtuct. - * - * OUTPUT: - * The routine updates the Ethernet port control struct with information - * regarding the Rx descriptors and buffers. - * - * RETURN: - * None. - */ static void ether_init_rx_desc_ring(struct mv643xx_eth_private *mp) { volatile struct rx_desc *p_rx_desc; @@ -1684,28 +1427,6 @@ static void mv643xx_eth_free_rx_rings(struct net_device *dev) mp->p_rx_desc_area, mp->rx_desc_dma); } -/* - * ether_init_tx_desc_ring - Curve a Tx chain desc list and buffer in memory. - * - * DESCRIPTION: - * This function prepares a Tx chained list of descriptors and packet - * buffers in a form of a ring. The routine must be called after port - * initialization routine and before port start routine. - * The Ethernet SDMA engine uses CPU bus addresses to access the various - * devices in the system (i.e. DRAM). This function uses the ethernet - * struct 'virtual to physical' routine (set by the user) to set the ring - * with physical addresses. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port Control srtuct. - * - * OUTPUT: - * The routine updates the Ethernet port control struct with information - * regarding the Tx descriptors and buffers. - * - * RETURN: - * None. - */ static void ether_init_tx_desc_ring(struct mv643xx_eth_private *mp) { int tx_desc_num = mp->tx_ring_size; @@ -1725,11 +1446,6 @@ static void ether_init_tx_desc_ring(struct mv643xx_eth_private *mp) mp->tx_desc_area_size = tx_desc_num * sizeof(struct tx_desc); } -/** - * mv643xx_eth_free_tx_descs - Free the tx desc data for completed descriptors - * - * If force is non-zero, frees uncompleted descriptors as well - */ static int mv643xx_eth_free_tx_descs(struct net_device *dev, int force) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -1828,7 +1544,6 @@ static void mv643xx_eth_free_tx_rings(struct net_device *dev) /* netdev ops and related ***************************************************/ static void port_reset(struct mv643xx_eth_private *mp); -/* Set the mv643xx port configuration register for the speed/duplex mode. */ static void mv643xx_eth_update_pscr(struct net_device *dev, struct ethtool_cmd *ecmd) { @@ -1874,17 +1589,6 @@ static void mv643xx_eth_update_pscr(struct net_device *dev, } } -/* - * mv643xx_eth_int_handler - * - * Main interrupt handler for the gigbit ethernet ports - * - * Input : irq - irq number (not used) - * dev_id - a pointer to the required interface's data structure - * regs - not used - * Output : N/A - */ - static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id) { struct net_device *dev = (struct net_device *)dev_id; @@ -1947,22 +1651,6 @@ static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id) return IRQ_HANDLED; } -/* - * phy_reset - Reset Ethernet port PHY. - * - * DESCRIPTION: - * This routine utilizes the SMI interface to reset the ethernet port PHY. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * The PHY is reset. - * - * RETURN: - * None. - * - */ static void phy_reset(struct mv643xx_eth_private *mp) { unsigned int phy_reg_data; @@ -1979,33 +1667,6 @@ static void phy_reset(struct mv643xx_eth_private *mp) } while (phy_reg_data & 0x8000); } -/* - * port_start - Start the Ethernet port activity. - * - * DESCRIPTION: - * This routine prepares the Ethernet port for Rx and Tx activity: - * 1. Initialize Tx and Rx Current Descriptor Pointer for each queue that - * has been initialized a descriptor's ring (using - * ether_init_tx_desc_ring for Tx and ether_init_rx_desc_ring for Rx) - * 2. Initialize and enable the Ethernet configuration port by writing to - * the port's configuration and command registers. - * 3. Initialize and enable the SDMA by writing to the SDMA's - * configuration and command registers. After completing these steps, - * the ethernet port SDMA can starts to perform Rx and Tx activities. - * - * Note: Each Rx and Tx queue descriptor's list must be initialized prior - * to calling this function (use ether_init_tx_desc_ring for Tx queues - * and ether_init_rx_desc_ring for Rx queues). - * - * INPUT: - * dev - a pointer to the required interface - * - * OUTPUT: - * Ethernet port is ready to receive and transmit. - * - * RETURN: - * None. - */ static void port_start(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -2070,29 +1731,6 @@ static void port_start(struct net_device *dev) } #ifdef MV643XX_ETH_COAL - -/* - * set_rx_coal - Sets coalescing interrupt mechanism on RX path - * - * DESCRIPTION: - * This routine sets the RX coalescing interrupt mechanism parameter. - * This parameter is a timeout counter, that counts in 64 t_clk - * chunks ; that when timeout event occurs a maskable interrupt - * occurs. - * The parameter is calculated using the tClk of the MV-643xx chip - * , and the required delay of the interrupt in usec. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet port - * unsigned int delay Delay in usec - * - * OUTPUT: - * Interrupt coalescing mechanism value is set in MV-643xx chip. - * - * RETURN: - * The interrupt coalescing value set in the gigE port. - * - */ static unsigned int set_rx_coal(struct mv643xx_eth_private *mp, unsigned int delay) { @@ -2109,28 +1747,6 @@ static unsigned int set_rx_coal(struct mv643xx_eth_private *mp, } #endif -/* - * set_tx_coal - Sets coalescing interrupt mechanism on TX path - * - * DESCRIPTION: - * This routine sets the TX coalescing interrupt mechanism parameter. - * This parameter is a timeout counter, that counts in 64 t_clk - * chunks ; that when timeout event occurs a maskable interrupt - * occurs. - * The parameter is calculated using the t_cLK frequency of the - * MV-643xx chip and the required delay in the interrupt in uSec - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet port - * unsigned int delay Delay in uSeconds - * - * OUTPUT: - * Interrupt coalescing mechanism value is set in MV-643xx chip. - * - * RETURN: - * The interrupt coalescing value set in the gigE port. - * - */ static unsigned int set_tx_coal(struct mv643xx_eth_private *mp, unsigned int delay) { @@ -2142,30 +1758,6 @@ static unsigned int set_tx_coal(struct mv643xx_eth_private *mp, return coal; } -/* - * port_init - Initialize the Ethernet port driver - * - * DESCRIPTION: - * This function prepares the ethernet port to start its activity: - * 1) Completes the ethernet port driver struct initialization toward port - * start routine. - * 2) Resets the device to a quiescent state in case of warm reboot. - * 3) Enable SDMA access to all four DRAM banks as well as internal SRAM. - * 4) Clean MAC tables. The reset status of those tables is unknown. - * 5) Set PHY address. - * Note: Call this routine prior to port_start routine and after - * setting user values in the user fields of Ethernet port control - * struct. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet port control struct - * - * OUTPUT: - * See description. - * - * RETURN: - * None. - */ static void port_init(struct mv643xx_eth_private *mp) { mp->rx_resource_err = 0; @@ -2175,19 +1767,6 @@ static void port_init(struct mv643xx_eth_private *mp) init_mac_tables(mp); } -/* - * mv643xx_eth_open - * - * This function is called when openning the network device. The function - * should initialize all the hardware, initialize cyclic Rx/Tx - * descriptors chain and buffers and allocate an IRQ to the network - * device. - * - * Input : a pointer to the network device structure - * - * Output : zero of success , nonzero if fails. - */ - static int mv643xx_eth_open(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -2320,24 +1899,6 @@ out_free_irq: return err; } -/* - * port_reset - Reset Ethernet port - * - * DESCRIPTION: - * This routine resets the chip by aborting any SDMA engine activity and - * clearing the MIB counters. The Receiver and the Transmit unit are in - * idle state after this command is performed and the port is disabled. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * Channel activity is halted. - * - * RETURN: - * None. - * - */ static void port_reset(struct mv643xx_eth_private *mp) { unsigned int port_num = mp->port_num; @@ -2357,16 +1918,6 @@ static void port_reset(struct mv643xx_eth_private *mp) wrl(mp, PORT_SERIAL_CONTROL(port_num), reg_data); } -/* - * mv643xx_eth_stop - * - * This function is used when closing the network device. - * It updates the hardware, - * release all memory that holds buffers and descriptors and release the IRQ. - * Input : a pointer to the device structure - * Output : zero if success , nonzero if fails - */ - static int mv643xx_eth_stop(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -2400,13 +1951,6 @@ static int mv643xx_eth_do_ioctl(struct net_device *dev, struct ifreq *ifr, int c return generic_mii_ioctl(&mp->mii, if_mii(ifr), cmd, NULL); } -/* - * Changes MTU (maximum transfer unit) of the gigabit ethenret port - * - * Input : pointer to ethernet interface network device structure - * new mtu size - * Output : 0 upon success, -EINVAL upon failure - */ static int mv643xx_eth_change_mtu(struct net_device *dev, int new_mtu) { if ((new_mtu > 9500) || (new_mtu < 64)) @@ -2431,11 +1975,6 @@ static int mv643xx_eth_change_mtu(struct net_device *dev, int new_mtu) return 0; } -/* - * mv643xx_eth_tx_timeout_task - * - * Actual routine to reset the adapter when a timeout on Tx has occurred - */ static void mv643xx_eth_tx_timeout_task(struct work_struct *ugly) { struct mv643xx_eth_private *mp = container_of(ugly, struct mv643xx_eth_private, @@ -2454,14 +1993,6 @@ static void mv643xx_eth_tx_timeout_task(struct work_struct *ugly) netif_wake_queue(dev); } -/* - * mv643xx_eth_tx_timeout - * - * Called upon a timeout on transmitting a packet - * - * Input : pointer to ethernet interface network device structure. - * Output : N/A - */ static void mv643xx_eth_tx_timeout(struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -2488,9 +2019,6 @@ static void mv643xx_eth_netpoll(struct net_device *netdev) } #endif -/* - * Wrappers for MII support library. - */ static int mv643xx_eth_mdio_read(struct net_device *dev, int phy_id, int location) { struct mv643xx_eth_private *mp = netdev_priv(dev); @@ -2607,23 +2135,6 @@ static struct platform_driver mv643xx_eth_shared_driver = { }, }; -/* - * phy_addr_set - Set the ethernet port PHY address. - * - * DESCRIPTION: - * This routine sets the given ethernet port PHY address. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * int phy_addr PHY address. - * - * OUTPUT: - * None. - * - * RETURN: - * None. - * - */ static void phy_addr_set(struct mv643xx_eth_private *mp, int phy_addr) { u32 reg_data; @@ -2635,22 +2146,6 @@ static void phy_addr_set(struct mv643xx_eth_private *mp, int phy_addr) wrl(mp, PHY_ADDR, reg_data); } -/* - * phy_addr_get - Get the ethernet port PHY address. - * - * DESCRIPTION: - * This routine returns the given ethernet port PHY address. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * None. - * - * RETURN: - * PHY address. - * - */ static int phy_addr_get(struct mv643xx_eth_private *mp) { unsigned int reg_data; @@ -2660,24 +2155,6 @@ static int phy_addr_get(struct mv643xx_eth_private *mp) return ((reg_data >> (5 * mp->port_num)) & 0x1f); } -/* - * phy_detect - Detect whether a phy is present - * - * DESCRIPTION: - * This function tests whether there is a PHY present on - * the specified port. - * - * INPUT: - * struct mv643xx_eth_private *mp Ethernet Port. - * - * OUTPUT: - * None - * - * RETURN: - * 0 on success - * -ENODEV on failure - * - */ static int phy_detect(struct mv643xx_eth_private *mp) { unsigned int phy_reg_data0; @@ -2726,17 +2203,6 @@ static void mv643xx_init_ethtool_cmd(struct net_device *dev, int phy_address, } } -/*/ - * mv643xx_eth_probe - * - * First function called after registering the network device. - * It's purpose is to initialize the device as an ethernet device, - * fill the ethernet device structure with pointers * to functions, - * and set the MAC address of the interface - * - * Input : struct device * - * Output : -ENOMEM if failed , 0 if success - */ static int mv643xx_eth_probe(struct platform_device *pdev) { struct mv643xx_eth_platform_data *pd; @@ -2949,15 +2415,6 @@ static struct platform_driver mv643xx_eth_driver = { }, }; -/* - * mv643xx_eth_init_module - * - * Registers the network drivers into the Linux kernel - * - * Input : N/A - * - * Output : N/A - */ static int __init mv643xx_eth_init_module(void) { int rc; @@ -2971,15 +2428,6 @@ static int __init mv643xx_eth_init_module(void) return rc; } -/* - * mv643xx_eth_cleanup_module - * - * Registers the network drivers into the Linux kernel - * - * Input : N/A - * - * Output : N/A - */ static void __exit mv643xx_eth_cleanup_module(void) { platform_driver_unregister(&mv643xx_eth_driver); |