| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jens Osterkamp | 893 | 78.82% | 4 | 16.00% |
| Linas Vepstas | 124 | 10.94% | 11 | 44.00% |
| Arnd Bergmann | 48 | 4.24% | 2 | 8.00% |
| James K Lewis | 33 | 2.91% | 1 | 4.00% |
| Ishizaki Kou | 29 | 2.56% | 4 | 16.00% |
| Stephen Hemminger | 4 | 0.35% | 1 | 4.00% |
| David S. Miller | 1 | 0.09% | 1 | 4.00% |
| Jeff Garzik | 1 | 0.09% | 1 | 4.00% |
| Total | 1133 | 25 |
/* * Network device driver for Cell Processor-Based Blade and Celleb platform * * (C) Copyright IBM Corp. 2005 * (C) Copyright 2006 TOSHIBA CORPORATION * * Authors : Utz Bacher <utz.bacher@de.ibm.com> * Jens Osterkamp <Jens.Osterkamp@de.ibm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _SPIDER_NET_H #define _SPIDER_NET_H #define VERSION "2.0 B" #include <linux/sungem_phy.h> int spider_net_stop(struct net_device *netdev); int spider_net_open(struct net_device *netdev); extern const struct ethtool_ops spider_net_ethtool_ops; extern char spider_net_driver_name[]; #define SPIDER_NET_MAX_FRAME 2312 #define SPIDER_NET_MAX_MTU 2294 #define SPIDER_NET_MIN_MTU 64 #define SPIDER_NET_RXBUF_ALIGN 128 #define SPIDER_NET_RX_DESCRIPTORS_DEFAULT 256 #define SPIDER_NET_RX_DESCRIPTORS_MIN 16 #define SPIDER_NET_RX_DESCRIPTORS_MAX 512 #define SPIDER_NET_TX_DESCRIPTORS_DEFAULT 256 #define SPIDER_NET_TX_DESCRIPTORS_MIN 16 #define SPIDER_NET_TX_DESCRIPTORS_MAX 512 #define SPIDER_NET_TX_TIMER (HZ/5) #define SPIDER_NET_ANEG_TIMER (HZ) #define SPIDER_NET_ANEG_TIMEOUT 5 #define SPIDER_NET_RX_CSUM_DEFAULT 1 #define SPIDER_NET_WATCHDOG_TIMEOUT 50*HZ #define SPIDER_NET_NAPI_WEIGHT 64 #define SPIDER_NET_FIRMWARE_SEQS 6 #define SPIDER_NET_FIRMWARE_SEQWORDS 1024 #define SPIDER_NET_FIRMWARE_LEN (SPIDER_NET_FIRMWARE_SEQS * \ SPIDER_NET_FIRMWARE_SEQWORDS * \ sizeof(u32)) #define SPIDER_NET_FIRMWARE_NAME "spider_fw.bin" /** spider_net SMMIO registers */ #define SPIDER_NET_GHIINT0STS 0x00000000 #define SPIDER_NET_GHIINT1STS 0x00000004 #define SPIDER_NET_GHIINT2STS 0x00000008 #define SPIDER_NET_GHIINT0MSK 0x00000010 #define SPIDER_NET_GHIINT1MSK 0x00000014 #define SPIDER_NET_GHIINT2MSK 0x00000018 #define SPIDER_NET_GRESUMINTNUM 0x00000020 #define SPIDER_NET_GREINTNUM 0x00000024 #define SPIDER_NET_GFFRMNUM 0x00000028 #define SPIDER_NET_GFAFRMNUM 0x0000002c #define SPIDER_NET_GFBFRMNUM 0x00000030 #define SPIDER_NET_GFCFRMNUM 0x00000034 #define SPIDER_NET_GFDFRMNUM 0x00000038 /* clear them (don't use it) */ #define SPIDER_NET_GFREECNNUM 0x0000003c #define SPIDER_NET_GONETIMENUM 0x00000040 #define SPIDER_NET_GTOUTFRMNUM 0x00000044 #define SPIDER_NET_GTXMDSET 0x00000050 #define SPIDER_NET_GPCCTRL 0x00000054 #define SPIDER_NET_GRXMDSET 0x00000058 #define SPIDER_NET_GIPSECINIT 0x0000005c #define SPIDER_NET_GFTRESTRT 0x00000060 #define SPIDER_NET_GRXDMAEN 0x00000064 #define SPIDER_NET_GMRWOLCTRL 0x00000068 #define SPIDER_NET_GPCWOPCMD 0x0000006c #define SPIDER_NET_GPCROPCMD 0x00000070 #define SPIDER_NET_GTTFRMCNT 0x00000078 #define SPIDER_NET_GTESTMD 0x0000007c #define SPIDER_NET_GSINIT 0x00000080 #define SPIDER_NET_GSnPRGADR 0x00000084 #define SPIDER_NET_GSnPRGDAT 0x00000088 #define SPIDER_NET_GMACOPEMD 0x00000100 #define SPIDER_NET_GMACLENLMT 0x00000108 #define SPIDER_NET_GMACST 0x00000110 #define SPIDER_NET_GMACINTEN 0x00000118 #define SPIDER_NET_GMACPHYCTRL 0x00000120 #define SPIDER_NET_GMACAPAUSE 0x00000154 #define SPIDER_NET_GMACTXPAUSE 0x00000164 #define SPIDER_NET_GMACMODE 0x000001b0 #define SPIDER_NET_GMACBSTLMT 0x000001b4 #define SPIDER_NET_GMACUNIMACU 0x000001c0 #define SPIDER_NET_GMACUNIMACL 0x000001c8 #define SPIDER_NET_GMRMHFILnR 0x00000400 #define SPIDER_NET_MULTICAST_HASHES 256 #define SPIDER_NET_GMRUAFILnR 0x00000500 #define SPIDER_NET_GMRUA0FIL15R 0x00000578 #define SPIDER_NET_GTTQMSK 0x00000934 /* RX DMA controller registers, all 0x00000a.. are for DMA controller A, * 0x00000b.. for DMA controller B, etc. */ #define SPIDER_NET_GDADCHA 0x00000a00 #define SPIDER_NET_GDADMACCNTR 0x00000a04 #define SPIDER_NET_GDACTDPA 0x00000a08 #define SPIDER_NET_GDACTDCNT 0x00000a0c #define SPIDER_NET_GDACDBADDR 0x00000a20 #define SPIDER_NET_GDACDBSIZE 0x00000a24 #define SPIDER_NET_GDACNEXTDA 0x00000a28 #define SPIDER_NET_GDACCOMST 0x00000a2c #define SPIDER_NET_GDAWBCOMST 0x00000a30 #define SPIDER_NET_GDAWBRSIZE 0x00000a34 #define SPIDER_NET_GDAWBVSIZE 0x00000a38 #define SPIDER_NET_GDAWBTRST 0x00000a3c #define SPIDER_NET_GDAWBTRERR 0x00000a40 /* TX DMA controller registers */ #define SPIDER_NET_GDTDCHA 0x00000e00 #define SPIDER_NET_GDTDMACCNTR 0x00000e04 #define SPIDER_NET_GDTCDPA 0x00000e08 #define SPIDER_NET_GDTDMASEL 0x00000e14 #define SPIDER_NET_ECMODE 0x00000f00 /* clock and reset control register */ #define SPIDER_NET_CKRCTRL 0x00000ff0 /** SCONFIG registers */ #define SPIDER_NET_SCONFIG_IOACTE 0x00002810 /** interrupt mask registers */ #define SPIDER_NET_INT0_MASK_VALUE 0x3f7fe2c7 #define SPIDER_NET_INT1_MASK_VALUE 0x0000fff2 #define SPIDER_NET_INT2_MASK_VALUE 0x000003f1 /* we rely on flagged descriptor interrupts */ #define SPIDER_NET_FRAMENUM_VALUE 0x00000000 /* set this first, then the FRAMENUM_VALUE */ #define SPIDER_NET_GFXFRAMES_VALUE 0x00000000 #define SPIDER_NET_STOP_SEQ_VALUE 0x00000000 #define SPIDER_NET_RUN_SEQ_VALUE 0x0000007e #define SPIDER_NET_PHY_CTRL_VALUE 0x00040040 /* #define SPIDER_NET_PHY_CTRL_VALUE 0x01070080*/ #define SPIDER_NET_RXMODE_VALUE 0x00000011 /* auto retransmission in case of MAC aborts */ #define SPIDER_NET_TXMODE_VALUE 0x00010000 #define SPIDER_NET_RESTART_VALUE 0x00000000 #define SPIDER_NET_WOL_VALUE 0x00001111 #if 0 #define SPIDER_NET_WOL_VALUE 0x00000000 #endif #define SPIDER_NET_IPSECINIT_VALUE 0x6f716f71 /* pause frames: automatic, no upper retransmission count */ /* outside loopback mode: ETOMOD signal dont matter, not connected */ /* ETOMOD signal is brought to PHY reset. bit 2 must be 1 in Celleb */ #define SPIDER_NET_OPMODE_VALUE 0x00000067 /*#define SPIDER_NET_OPMODE_VALUE 0x001b0062*/ #define SPIDER_NET_LENLMT_VALUE 0x00000908 #define SPIDER_NET_MACAPAUSE_VALUE 0x00000800 /* about 1 ms */ #define SPIDER_NET_TXPAUSE_VALUE 0x00000000 #define SPIDER_NET_MACMODE_VALUE 0x00000001 #define SPIDER_NET_BURSTLMT_VALUE 0x00000200 /* about 16 us */ /* DMAC control register GDMACCNTR * * 1(0) enable r/tx dma * 0000000 fixed to 0 * * 000000 fixed to 0 * 0(1) en/disable descr writeback on force end * 0(1) force end * * 000000 fixed to 0 * 00 burst alignment: 128 bytes * 11 burst alignment: 1024 bytes * * 00000 fixed to 0 * 0 descr writeback size 32 bytes * 0(1) descr chain end interrupt enable * 0(1) descr status writeback enable */ /* to set RX_DMA_EN */ #define SPIDER_NET_DMA_RX_VALUE 0x80000000 #define SPIDER_NET_DMA_RX_FEND_VALUE 0x00030003 /* to set TX_DMA_EN */ #define SPIDER_NET_TX_DMA_EN 0x80000000 #define SPIDER_NET_GDTBSTA 0x00000300 #define SPIDER_NET_GDTDCEIDIS 0x00000002 #define SPIDER_NET_DMA_TX_VALUE SPIDER_NET_TX_DMA_EN | \ SPIDER_NET_GDTDCEIDIS | \ SPIDER_NET_GDTBSTA #define SPIDER_NET_DMA_TX_FEND_VALUE 0x00030003 /* SPIDER_NET_UA_DESCR_VALUE is OR'ed with the unicast address */ #define SPIDER_NET_UA_DESCR_VALUE 0x00080000 #define SPIDER_NET_PROMISC_VALUE 0x00080000 #define SPIDER_NET_NONPROMISC_VALUE 0x00000000 #define SPIDER_NET_DMASEL_VALUE 0x00000001 #define SPIDER_NET_ECMODE_VALUE 0x00000000 #define SPIDER_NET_CKRCTRL_RUN_VALUE 0x1fff010f #define SPIDER_NET_CKRCTRL_STOP_VALUE 0x0000010f #define SPIDER_NET_SBIMSTATE_VALUE 0x00000000 #define SPIDER_NET_SBTMSTATE_VALUE 0x00000000 /* SPIDER_NET_GHIINT0STS bits, in reverse order so that they can be used * with 1 << SPIDER_NET_... */ enum spider_net_int0_status { SPIDER_NET_GPHYINT = 0, SPIDER_NET_GMAC2INT, SPIDER_NET_GMAC1INT, SPIDER_NET_GIPSINT, SPIDER_NET_GFIFOINT, SPIDER_NET_GDMACINT, SPIDER_NET_GSYSINT, SPIDER_NET_GPWOPCMPINT, SPIDER_NET_GPROPCMPINT, SPIDER_NET_GPWFFINT, SPIDER_NET_GRMDADRINT, SPIDER_NET_GRMARPINT, SPIDER_NET_GRMMPINT, SPIDER_NET_GDTDEN0INT, SPIDER_NET_GDDDEN0INT, SPIDER_NET_GDCDEN0INT, SPIDER_NET_GDBDEN0INT, SPIDER_NET_GDADEN0INT, SPIDER_NET_GDTFDCINT, SPIDER_NET_GDDFDCINT, SPIDER_NET_GDCFDCINT, SPIDER_NET_GDBFDCINT, SPIDER_NET_GDAFDCINT, SPIDER_NET_GTTEDINT, SPIDER_NET_GDTDCEINT, SPIDER_NET_GRFDNMINT, SPIDER_NET_GRFCNMINT, SPIDER_NET_GRFBNMINT, SPIDER_NET_GRFANMINT, SPIDER_NET_GRFNMINT, SPIDER_NET_G1TMCNTINT, SPIDER_NET_GFREECNTINT }; /* GHIINT1STS bits */ enum spider_net_int1_status { SPIDER_NET_GTMFLLINT = 0, SPIDER_NET_GRMFLLINT, SPIDER_NET_GTMSHTINT, SPIDER_NET_GDTINVDINT, SPIDER_NET_GRFDFLLINT, SPIDER_NET_GDDDCEINT, SPIDER_NET_GDDINVDINT, SPIDER_NET_GRFCFLLINT, SPIDER_NET_GDCDCEINT, SPIDER_NET_GDCINVDINT, SPIDER_NET_GRFBFLLINT, SPIDER_NET_GDBDCEINT, SPIDER_NET_GDBINVDINT, SPIDER_NET_GRFAFLLINT, SPIDER_NET_GDADCEINT, SPIDER_NET_GDAINVDINT, SPIDER_NET_GDTRSERINT, SPIDER_NET_GDDRSERINT, SPIDER_NET_GDCRSERINT, SPIDER_NET_GDBRSERINT, SPIDER_NET_GDARSERINT, SPIDER_NET_GDSERINT, SPIDER_NET_GDTPTERINT, SPIDER_NET_GDDPTERINT, SPIDER_NET_GDCPTERINT, SPIDER_NET_GDBPTERINT, SPIDER_NET_GDAPTERINT }; /* GHIINT2STS bits */ enum spider_net_int2_status { SPIDER_NET_GPROPERINT = 0, SPIDER_NET_GMCTCRSNGINT, SPIDER_NET_GMCTLCOLINT, SPIDER_NET_GMCTTMOTINT, SPIDER_NET_GMCRCAERINT, SPIDER_NET_GMCRCALERINT, SPIDER_NET_GMCRALNERINT, SPIDER_NET_GMCROVRINT, SPIDER_NET_GMCRRNTINT, SPIDER_NET_GMCRRXERINT, SPIDER_NET_GTITCSERINT, SPIDER_NET_GTIFMTERINT, SPIDER_NET_GTIPKTRVKINT, SPIDER_NET_GTISPINGINT, SPIDER_NET_GTISADNGINT, SPIDER_NET_GTISPDNGINT, SPIDER_NET_GRIFMTERINT, SPIDER_NET_GRIPKTRVKINT, SPIDER_NET_GRISPINGINT, SPIDER_NET_GRISADNGINT, SPIDER_NET_GRISPDNGINT }; #define SPIDER_NET_TXINT (1 << SPIDER_NET_GDTFDCINT) /* We rely on flagged descriptor interrupts */ #define SPIDER_NET_RXINT ( (1 << SPIDER_NET_GDAFDCINT) ) #define SPIDER_NET_LINKINT ( 1 << SPIDER_NET_GMAC2INT ) #define SPIDER_NET_ERRINT ( 0xffffffff & \ (~SPIDER_NET_TXINT) & \ (~SPIDER_NET_RXINT) & \ (~SPIDER_NET_LINKINT) ) #define SPIDER_NET_GPREXEC 0x80000000 #define SPIDER_NET_GPRDAT_MASK 0x0000ffff #define SPIDER_NET_DMAC_NOINTR_COMPLETE 0x00800000 #define SPIDER_NET_DMAC_TXFRMTL 0x00040000 #define SPIDER_NET_DMAC_TCP 0x00020000 #define SPIDER_NET_DMAC_UDP 0x00030000 #define SPIDER_NET_TXDCEST 0x08000000 #define SPIDER_NET_DESCR_RXFDIS 0x00000001 #define SPIDER_NET_DESCR_RXDCEIS 0x00000002 #define SPIDER_NET_DESCR_RXDEN0IS 0x00000004 #define SPIDER_NET_DESCR_RXINVDIS 0x00000008 #define SPIDER_NET_DESCR_RXRERRIS 0x00000010 #define SPIDER_NET_DESCR_RXFDCIMS 0x00000100 #define SPIDER_NET_DESCR_RXDCEIMS 0x00000200 #define SPIDER_NET_DESCR_RXDEN0IMS 0x00000400 #define SPIDER_NET_DESCR_RXINVDIMS 0x00000800 #define SPIDER_NET_DESCR_RXRERRMIS 0x00001000 #define SPIDER_NET_DESCR_UNUSED 0x077fe0e0 #define SPIDER_NET_DESCR_IND_PROC_MASK 0xF0000000 #define SPIDER_NET_DESCR_COMPLETE 0x00000000 /* used in rx and tx */ #define SPIDER_NET_DESCR_RESPONSE_ERROR 0x10000000 /* used in rx and tx */ #define SPIDER_NET_DESCR_PROTECTION_ERROR 0x20000000 /* used in rx and tx */ #define SPIDER_NET_DESCR_FRAME_END 0x40000000 /* used in rx */ #define SPIDER_NET_DESCR_FORCE_END 0x50000000 /* used in rx and tx */ #define SPIDER_NET_DESCR_CARDOWNED 0xA0000000 /* used in rx and tx */ #define SPIDER_NET_DESCR_NOT_IN_USE 0xF0000000 #define SPIDER_NET_DESCR_TXDESFLG 0x00800000 #define SPIDER_NET_DESCR_BAD_STATUS (SPIDER_NET_DESCR_RXDEN0IS | \ SPIDER_NET_DESCR_RXRERRIS | \ SPIDER_NET_DESCR_RXDEN0IMS | \ SPIDER_NET_DESCR_RXINVDIMS | \ SPIDER_NET_DESCR_RXRERRMIS | \ SPIDER_NET_DESCR_UNUSED) /* Descriptor, as defined by the hardware */ struct spider_net_hw_descr { u32 buf_addr; u32 buf_size; u32 next_descr_addr; u32 dmac_cmd_status; u32 result_size; u32 valid_size; /* all zeroes for tx */ u32 data_status; u32 data_error; /* all zeroes for tx */ } __attribute__((aligned(32))); struct spider_net_descr { struct spider_net_hw_descr *hwdescr; struct sk_buff *skb; u32 bus_addr; struct spider_net_descr *next; struct spider_net_descr *prev; }; struct spider_net_descr_chain { spinlock_t lock; struct spider_net_descr *head; struct spider_net_descr *tail; struct spider_net_descr *ring; int num_desc; struct spider_net_hw_descr *hwring; dma_addr_t dma_addr; }; /* descriptor data_status bits */ #define SPIDER_NET_RX_IPCHK 29 #define SPIDER_NET_RX_TCPCHK 28 #define SPIDER_NET_VLAN_PACKET 21 #define SPIDER_NET_DATA_STATUS_CKSUM_MASK ( (1 << SPIDER_NET_RX_IPCHK) | \ (1 << SPIDER_NET_RX_TCPCHK) ) /* descriptor data_error bits */ #define SPIDER_NET_RX_IPCHKERR 27 #define SPIDER_NET_RX_RXTCPCHKERR 28 #define SPIDER_NET_DATA_ERR_CKSUM_MASK (1 << SPIDER_NET_RX_IPCHKERR) /* the cases we don't pass the packet to the stack. * 701b8000 would be correct, but every packets gets that flag */ #define SPIDER_NET_DESTROY_RX_FLAGS 0x700b8000 #define SPIDER_NET_DEFAULT_MSG ( NETIF_MSG_DRV | \ NETIF_MSG_PROBE | \ NETIF_MSG_LINK | \ NETIF_MSG_TIMER | \ NETIF_MSG_IFDOWN | \ NETIF_MSG_IFUP | \ NETIF_MSG_RX_ERR | \ NETIF_MSG_TX_ERR | \ NETIF_MSG_TX_QUEUED | \ NETIF_MSG_INTR | \ NETIF_MSG_TX_DONE | \ NETIF_MSG_RX_STATUS | \ NETIF_MSG_PKTDATA | \ NETIF_MSG_HW | \ NETIF_MSG_WOL ) struct spider_net_extra_stats { unsigned long rx_desc_error; unsigned long tx_timeouts; unsigned long alloc_rx_skb_error; unsigned long rx_iommu_map_error; unsigned long tx_iommu_map_error; unsigned long rx_desc_unk_state; }; struct spider_net_card { struct net_device *netdev; struct pci_dev *pdev; struct mii_phy phy; struct napi_struct napi; int medium; void __iomem *regs; struct spider_net_descr_chain tx_chain; struct spider_net_descr_chain rx_chain; struct spider_net_descr *low_watermark; int aneg_count; struct timer_list aneg_timer; struct timer_list tx_timer; struct work_struct tx_timeout_task; atomic_t tx_timeout_task_counter; wait_queue_head_t waitq; int num_rx_ints; int ignore_rx_ramfull; /* for ethtool */ int msg_enable; struct spider_net_extra_stats spider_stats; /* Must be last item in struct */ struct spider_net_descr darray[0]; }; #endif
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