From: Mithlesh Thukral Date: Mon, 5 Jan 2009 15:48:04 +0000 (+0530) Subject: Staging: sxg: Receive code and data structure cleanups X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d0128aa9dc8a19a403cb35b5d3a6ded7210eb921;p=openwrt%2Fstaging%2Fblogic.git Staging: sxg: Receive code and data structure cleanups * Cleanup in recevive buffer structure * Drop receive data buffer as its not needed with use of skbs * Fix error code paths in receive skb failures Signed-off-by: LinSysSoft Sahara Team Signed-off-by: Christopher Harrer Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/sxg/sxg.c b/drivers/staging/sxg/sxg.c index 679961f42337..b23cbc678345 100644 --- a/drivers/staging/sxg/sxg.c +++ b/drivers/staging/sxg/sxg.c @@ -114,6 +114,9 @@ static bool sxg_mac_filter(struct adapter_t *adapter, static struct net_device_stats *sxg_get_stats(struct net_device *dev); #endif +void SxgFreeResources(struct adapter_t *adapter); +void SxgFreeRcvBlocks(struct adapter_t *adapter); + #define XXXTODO 0 static int sxg_mac_set_address(struct net_device *dev, void *ptr); @@ -532,8 +535,8 @@ static int sxg_allocate_resources(struct adapter_t *adapter) SXG_INITIALIZE_RING(adapter->XmtRingZeroInfo, SXG_XMT_RING_SIZE); /* Sanity check receive data structure format */ - ASSERT((adapter->ReceiveBufferSize == SXG_RCV_DATA_BUFFER_SIZE) || - (adapter->ReceiveBufferSize == SXG_RCV_JUMBO_BUFFER_SIZE)); + /* ASSERT((adapter->ReceiveBufferSize == SXG_RCV_DATA_BUFFER_SIZE) || + (adapter->ReceiveBufferSize == SXG_RCV_JUMBO_BUFFER_SIZE)); */ ASSERT(sizeof(struct sxg_rcv_descriptor_block) == SXG_RCV_DESCRIPTOR_BLOCK_SIZE); @@ -544,7 +547,7 @@ static int sxg_allocate_resources(struct adapter_t *adapter) for (i = 0; i < SXG_INITIAL_RCV_DATA_BUFFERS; i += SXG_RCV_DESCRIPTORS_PER_BLOCK) { sxg_allocate_buffer_memory(adapter, - SXG_RCV_BLOCK_SIZE(adapter->ReceiveBufferSize), + SXG_RCV_BLOCK_SIZE(SXG_RCV_DATA_HDR_SIZE), SXG_BUFFER_TYPE_RCV); } /* @@ -651,8 +654,6 @@ static void sxg_config_pci(struct pci_dev *pcidev) } } -static unsigned char temp_mac_address[6] = - { 0x00, 0xab, 0xcd, 0xef, 0x12, 0x69 }; /* * sxg_read_config * @adapter : Pointer to the adapter structure for the card @@ -694,10 +695,11 @@ static inline int sxg_read_config(struct adapter_t *adapter) /* Config read from Flash succeeded */ case SXG_CFG_LOAD_FLASH: /* Copy the MAC address to adapter structure */ - memcpy(temp_mac_address, data->MacAddr[0].MacAddr, 6); /* TODO: We are not doing the remaining part : FRU, * etc */ + memcpy(adapter->macaddr, data->MacAddr[0].MacAddr, + sizeof(struct sxg_config_mac)); break; case SXG_CFG_TIMEOUT: case SXG_CFG_LOAD_INVALID: @@ -1446,7 +1448,6 @@ static void sxg_complete_slow_send(struct adapter_t *adapter) SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_IMPORTANT, "DmSndCmp", skb, 0, 0, 0); - printk("ASK:sxg_complete_slow_send: freeing an skb [%p]\n", skb); ASSERT(adapter->Stats.XmtQLen); adapter->Stats.XmtQLen--;/* within XmtZeroLock */ adapter->Stats.XmtOk++; @@ -1484,19 +1485,16 @@ static void sxg_complete_slow_send(struct adapter_t *adapter) static struct sk_buff *sxg_slow_receive(struct adapter_t *adapter, struct sxg_event *Event) { + u32 BufferSize = adapter->ReceiveBufferSize; struct sxg_rcv_data_buffer_hdr *RcvDataBufferHdr; struct sk_buff *Packet; - unsigned char*data; - int i; - char dstr[128]; - char *dptr = dstr; RcvDataBufferHdr = (struct sxg_rcv_data_buffer_hdr *) Event->HostHandle; ASSERT(RcvDataBufferHdr); ASSERT(RcvDataBufferHdr->State == SXG_BUFFER_ONCARD); SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_IMPORTANT, "SlowRcv", Event, RcvDataBufferHdr, RcvDataBufferHdr->State, - RcvDataBufferHdr->VirtualAddress); + /*RcvDataBufferHdr->VirtualAddress*/ 0); /* Drop rcv frames in non-running state */ switch (adapter->State) { case SXG_STATE_RUNNING: @@ -1510,11 +1508,6 @@ static struct sk_buff *sxg_slow_receive(struct adapter_t *adapter, goto drop; } - printk("ASK:sxg_slow_receive:event host handle %p\n", RcvDataBufferHdr); - data = SXG_RECEIVE_DATA_LOCATION(RcvDataBufferHdr); - for (i = 0; i < 32; i++) - dptr += sprintf(dptr, "%02x ", (unsigned)data[i]); - printk("ASK:sxg_slow_receive: data %s\n", dstr); /* * memcpy(SXG_RECEIVE_DATA_LOCATION(RcvDataBufferHdr), * RcvDataBufferHdr->VirtualAddress, Event->Length); @@ -1564,15 +1557,19 @@ static struct sk_buff *sxg_slow_receive(struct adapter_t *adapter, Packet = RcvDataBufferHdr->SxgDumbRcvPacket; SXG_ADJUST_RCV_PACKET(Packet, RcvDataBufferHdr, Event); Packet->protocol = eth_type_trans(Packet, adapter->netdev); - printk("ASK:sxg_slow_receive: protocol %x\n", - (unsigned) Packet->protocol); SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_IMPORTANT, "DumbRcv", RcvDataBufferHdr, Packet, Event->Length, 0); /* Lastly adjust the receive packet length. */ RcvDataBufferHdr->SxgDumbRcvPacket = NULL; - - SXG_FREE_RCV_DATA_BUFFER(adapter, RcvDataBufferHdr); + SXG_ALLOCATE_RCV_PACKET(adapter, RcvDataBufferHdr, BufferSize); + if (RcvDataBufferHdr->skb) + { + spin_lock(&adapter->RcvQLock); + SXG_FREE_RCV_DATA_BUFFER(adapter, RcvDataBufferHdr); + adapter->RcvBuffersOnCard ++; + spin_unlock(&adapter->RcvQLock); + } return (Packet); drop: @@ -1917,13 +1914,19 @@ static void __devexit sxg_entry_remove(struct pci_dev *pcidev) unsigned int mmio_len = 0; struct adapter_t *adapter = (struct adapter_t *) netdev_priv(dev); + set_bit(ADAPT_DOWN, &adapter->state); + flush_scheduled_work(); + + /* Deallocate Resources */ + + SxgFreeResources(adapter); + ASSERT(adapter); DBG_ERROR("sxg: %s ENTER dev[%p] adapter[%p]\n", __func__, dev, adapter); sxg_deregister_interrupt(adapter); sxg_unmap_mmio_space(adapter); DBG_ERROR("sxg: %s unregister_netdev\n", __func__); - unregister_netdev(dev); mmio_start = pci_resource_start(pcidev, 0); mmio_len = pci_resource_len(pcidev, 0); @@ -1932,9 +1935,23 @@ static void __devexit sxg_entry_remove(struct pci_dev *pcidev) mmio_start, mmio_len); release_mem_region(mmio_start, mmio_len); +/* DBG_ERROR("sxg: %s iounmap dev->base_addr[%x]\n", __func__, (unsigned int)dev->base_addr); iounmap((char *)dev->base_addr); +*/ + mmio_start = pci_resource_start(pcidev, 2); + mmio_len = pci_resource_len(pcidev, 2); + + DBG_ERROR("sxg: %s rel_region(2) start[%x] len[%x]\n", __FUNCTION__, + mmio_start, mmio_len); + release_mem_region(mmio_start, mmio_len); + + iounmap((char *)dev->base_addr); + unregister_netdev(dev); + //pci_release_regions(pcidev); + //free_netdev(dev); + pci_disable_device(pcidev); DBG_ERROR("sxg: %s deallocate device\n", __func__); kfree(dev); @@ -1957,7 +1974,12 @@ static int sxg_entry_halt(struct net_device *dev) DBG_ERROR("sxg: %s (%s) EXIT\n", __func__, dev->name); DBG_ERROR("sxg: %s EXIT\n", __func__); + + /* Disable interrupts */ + SXG_DISABLE_ALL_INTERRUPTS(adapter); + spin_unlock_irqrestore(&sxg_global.driver_lock, sxg_global.flags); + return (STATUS_SUCCESS); } @@ -2080,8 +2102,8 @@ static int sxg_transmit_packet(struct adapter_t *adapter, struct sk_buff *skb) { struct sxg_x64_sgl *pSgl; struct sxg_scatter_gather *SxgSgl; - void *SglBuffer; - u32 SglBufferLength; + /* void *SglBuffer; */ + /* u32 SglBufferLength; */ /* * The vast majority of work is done in the shared @@ -2100,8 +2122,8 @@ static int sxg_transmit_packet(struct adapter_t *adapter, struct sk_buff *skb) return (STATUS_RESOURCES); } ASSERT(SxgSgl->adapter == adapter); - SglBuffer = SXG_SGL_BUFFER(SxgSgl); - SglBufferLength = SXG_SGL_BUF_SIZE; + /*SglBuffer = SXG_SGL_BUFFER(SxgSgl); + SglBufferLength = SXG_SGL_BUF_SIZE; */ SxgSgl->VlanTag.VlanTci = 0; SxgSgl->VlanTag.VlanTpid = 0; SxgSgl->Type = SXG_SGL_DUMB; @@ -2138,17 +2160,9 @@ static void sxg_dumb_sgl(struct sxg_x64_sgl *pSgl, /* unsigned int BufLen; */ /* u32 SglOffset; */ u64 phys_addr; - unsigned char*data; - int i; - char dstr[128]; - char *dptr = dstr; SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "DumbSgl", pSgl, SxgSgl, 0, 0); - data = skb->data; - for (i = 0; i < 32; i++) - dptr += sprintf(dptr, "%02x ", (unsigned)data[i]); - printk("ASK:sxg_dumb_sgl: data %s\n", dstr); /* Set aside a pointer to the sgl */ SxgSgl->pSgl = pSgl; @@ -2215,7 +2229,6 @@ static void sxg_dumb_sgl(struct sxg_x64_sgl *pSgl, XmtCmd->Buffer.TotalLength = DataLength; XmtCmd->SgEntries = 1; XmtCmd->Flags = 0; - printk("ASK:sxg_dumb_sgl: wrote to xmit register\n"); /* * Advance transmit cmd descripter by 1. * NOTE - See comments in SxgTcpOutput where we write @@ -3034,7 +3047,6 @@ static void sxg_mcast_set_bit(struct adapter_t *adapter, char *address) static void sxg_mcast_set_list(struct net_device *dev) { struct adapter_t *adapter = (struct adapter_t *) netdev_priv(dev); - int status = STATUS_SUCCESS; ASSERT(adapter); if (dev->flags & IFF_PROMISC) { @@ -3055,8 +3067,56 @@ static void sxg_unmap_mmio_space(struct adapter_t *adapter) */ #endif } +/* +void SxgFreeRcvBlocks(struct adapter_t *adapter) +{ + u32 i; + struct list_entry *ple; + struct sxg_rcv_block_hdr *Hdr; + struct sxg_rcv_data_buffer_hdr *RcvDataBufferHdr; + u32 FreeBuffers = 0, FreeBlocks = 0; + + SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "FrRcvBlk", + adapter, 0, 0, 0); + + ASSERT((adapter->State == SXG_STATE_INITIALIZING) || + (pAdapt->State == SXG_STATE_HALTING)); + + for(i = 0; i < SXG_MAX_CPU; i++) { + FreeBuffers += pAdapt->PerCpuResources[i].FreeReceiveBuffers.Count; + FreeBlocks += pAdapt->PerCpuResources[i].FreeReceiveBlocks.Count; + pAdapt->PerCpuResources[i].FreeReceiveBuffers.Count = 0; + pAdapt->PerCpuResources[i].FreeReceiveBuffers.FreeList = NULL; + pAdapt->PerCpuResources[i].FreeReceiveBlocks.Count = 0; + pAdapt->PerCpuResources[i].FreeReceiveBlocks.FreeList = NULL; + } + FreeBuffers += pAdapt->GlobalResources.FreeReceiveBuffers.Count; + FreeBlocks += pAdapt->GlobalResources.FreeReceiveBlocks.Count; + pAdapt->GlobalResources.FreeReceiveBuffers.Count = 0; + pAdapt->GlobalResources.FreeReceiveBuffers.FreeList = NULL; + pAdapt->GlobalResources.FreeReceiveBlocks.Count = 0; + pAdapt->GlobalResources.FreeReceiveBlocks.FreeList = NULL; + ASSERT(FreeBlocks == pAdapt->AllRcvBlockCount); // See SXG_RCV_BLOCK + ASSERT(FreeBuffers == + (pAdapt->AllRcvBlockCount * SXG_RCV_DESCRIPTORS_PER_BLOCK)); // See SXG_RCV_BLOCK + + while(!(IsListEmpty(&pAdapt->AllRcvBlocks))) { + ple = RemoveHeadList(&pAdapt->AllRcvBlocks); + Hdr = CONTAINING_RECORD(ple, SXG_RCV_BLOCK_HDR, AllList); + NdisMFreeSharedMemory(pAdapt->MiniportHandle, + SXG_RCV_BLOCK_SIZE(pAdapt->ReceiveBufferSize), + TRUE, + Hdr->VirtualAddress, + Hdr->PhysicalAddress); + pAdapt->AllRcvBlockCount--; + } + ASSERT(pAdapt->AllRcvBlockCount == 0); + SLIC_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "XFrRBlk", + pAdapt, 0, 0, 0); +} +*/ +//#if XXXTODO -#if XXXTODO /* * SxgFreeResources - Free everything allocated in SxgAllocateResources * @@ -3069,13 +3129,11 @@ static void sxg_unmap_mmio_space(struct adapter_t *adapter) void SxgFreeResources(struct adapter_t *adapter) { u32 RssIds, IsrCount; - PTCP_OBJECT TcpObject; u32 i; - BOOLEAN TimerCancelled; - +/* SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "FreeRes", adapter, adapter->MaxTcbs, 0, 0); - +*/ RssIds = SXG_RSS_CPU_COUNT(adapter); IsrCount = adapter->MsiEnabled ? RssIds : 1; @@ -3086,57 +3144,77 @@ void SxgFreeResources(struct adapter_t *adapter) */ return; } - +/* if (!(IsListEmpty(&adapter->AllRcvBlocks))) { SxgFreeRcvBlocks(adapter); } if (!(IsListEmpty(&adapter->AllSglBuffers))) { SxgFreeSglBuffers(adapter); } - /* Free event queues. */ - if (adapter->EventRings) { - pci_free_consistent(adapter->pcidev, - sizeof(struct sxg_event_ring) * RssIds, - adapter->EventRings, adapter->PEventRings); - } - if (adapter->Isr) { - pci_free_consistent(adapter->pcidev, - sizeof(u32) * IsrCount, - adapter->Isr, adapter->PIsr); - } +*/ + if (adapter->XmtRingZeroIndex) { pci_free_consistent(adapter->pcidev, sizeof(u32), adapter->XmtRingZeroIndex, adapter->PXmtRingZeroIndex); } - if (adapter->IndirectionTable) { - pci_free_consistent(adapter->pcidev, - SXG_MAX_RSS_TABLE_SIZE, - adapter->IndirectionTable, - adapter->PIndirectionTable); - } + printk("VSS Free Isr\n"); + if (adapter->Isr) { + pci_free_consistent(adapter->pcidev, + sizeof(u32) * IsrCount, + adapter->Isr, adapter->PIsr); + } + + printk("VSS Free EventRings\n"); + if (adapter->EventRings) { + pci_free_consistent(adapter->pcidev, + sizeof(struct sxg_event_ring) * RssIds, + adapter->EventRings, adapter->PEventRings); + } +/* + printk("VSS Free RcvRings\n"); + if (adapter->RcvRings) { + pci_free_consistent(adapter->pcidev, + sizeof(struct sxg_rcv_ring) * 4096, + adapter->RcvRings, + adapter->PRcvRings); + adapter->RcvRings = NULL; + } + + printk("VSS Free XmtRings\n"); + if(adapter->XmtRings) { + pci_free_consistent(adapter->pcidev, + sizeof(struct sxg_xmt_ring) * 4096, + adapter->XmtRings, + adapter->PXmtRings); + adapter->XmtRings = NULL; + } + +*/ + +/* SXG_FREE_PACKET_POOL(adapter->PacketPoolHandle); SXG_FREE_BUFFER_POOL(adapter->BufferPoolHandle); - +*/ /* Unmap register spaces */ - SxgUnmapResources(adapter); + // SxgUnmapResources(adapter); /* Deregister DMA */ - if (adapter->DmaHandle) { +/* if (adapter->DmaHandle) { SXG_DEREGISTER_DMA(adapter->DmaHandle); } - /* Deregister interrupt */ - SxgDeregisterInterrupt(adapter); +*/ /* Deregister interrupt */ + // SxgDeregisterInterrupt(adapter); /* Possibly free system info (5.2 only) */ - SXG_RELEASE_SYSTEM_INFO(adapter); + // SXG_RELEASE_SYSTEM_INFO(adapter); - SxgDiagFreeResources(adapter); - - SxgFreeMCastAddrs(adapter); + //SxgDiagFreeResources(adapter); + // SxgFreeMCastAddrs(adapter); +/* if (SXG_TIMER_ALLOCATED(adapter->ResetTimer)) { SXG_CANCEL_TIMER(adapter->ResetTimer, TimerCancelled); SXG_FREE_TIMER(adapter->ResetTimer); @@ -3149,13 +3227,14 @@ void SxgFreeResources(struct adapter_t *adapter) SXG_CANCEL_TIMER(adapter->OffloadTimer, TimerCancelled); SXG_FREE_TIMER(adapter->OffloadTimer); } - +*/ adapter->BasicAllocations = FALSE; - SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "XFreeRes", +/* SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "XFreeRes", adapter, adapter->MaxTcbs, 0, 0); +*/ } -#endif +// #endif /* * sxg_allocate_complete - @@ -3276,8 +3355,8 @@ static void sxg_allocate_rcvblock_complete(struct adapter_t *adapter, u32 i; u32 BufferSize = adapter->ReceiveBufferSize; u64 Paddr; + void *temp_RcvBlock; struct sxg_rcv_block_hdr *RcvBlockHdr; - unsigned char *RcvDataBuffer; struct sxg_rcv_data_buffer_hdr *RcvDataBufferHdr; struct sxg_rcv_descriptor_block *RcvDescriptorBlock; struct sxg_rcv_descriptor_block_hdr *RcvDescriptorBlockHdr; @@ -3290,51 +3369,33 @@ static void sxg_allocate_rcvblock_complete(struct adapter_t *adapter, memset(RcvBlock, 0, Length); ASSERT((BufferSize == SXG_RCV_DATA_BUFFER_SIZE) || (BufferSize == SXG_RCV_JUMBO_BUFFER_SIZE)); - ASSERT(Length == SXG_RCV_BLOCK_SIZE(BufferSize)); + ASSERT(Length == SXG_RCV_BLOCK_SIZE(SXG_RCV_DATA_HDR_SIZE)); /* * First, initialize the contained pool of receive data buffers. * This initialization requires NBL/NB/MDL allocations, if any of them * fail, free the block and return without queueing the shared memory */ - RcvDataBuffer = RcvBlock; -#if 0 - for (i = 0, Paddr = *PhysicalAddress; - i < SXG_RCV_DESCRIPTORS_PER_BLOCK; - i++, Paddr.LowPart += BufferSize, RcvDataBuffer += BufferSize) -#endif - for (i = 0, Paddr = PhysicalAddress; - i < SXG_RCV_DESCRIPTORS_PER_BLOCK; - i++, Paddr += BufferSize, RcvDataBuffer += BufferSize) { - - RcvDataBufferHdr = - (struct sxg_rcv_data_buffer_hdr*) (RcvDataBuffer + - SXG_RCV_DATA_BUFFER_HDR_OFFSET - (BufferSize)); - RcvDataBufferHdr->VirtualAddress = RcvDataBuffer; - /* For FREE macro assertion */ - RcvDataBufferHdr->State = SXG_BUFFER_UPSTREAM; - RcvDataBufferHdr->Size = - SXG_RCV_BUFFER_DATA_SIZE(BufferSize); - - SXG_ALLOCATE_RCV_PACKET(adapter, RcvDataBufferHdr); - /* ASK hardcoded 2048 */ - RcvDataBufferHdr->PhysicalAddress = - pci_map_single(adapter->pcidev, - RcvDataBufferHdr->SxgDumbRcvPacket->data, - 2048, - PCI_DMA_FROMDEVICE); - if (RcvDataBufferHdr->SxgDumbRcvPacket == NULL) - goto fail; + //RcvDataBuffer = RcvBlock; + temp_RcvBlock = RcvBlock; + for (i = 0; i < SXG_RCV_DESCRIPTORS_PER_BLOCK; + i++, temp_RcvBlock += SXG_RCV_DATA_HDR_SIZE) { + RcvDataBufferHdr = (struct sxg_rcv_data_buffer_hdr *) + temp_RcvBlock; + /* For FREE macro assertion */ + RcvDataBufferHdr->State = SXG_BUFFER_UPSTREAM; + SXG_ALLOCATE_RCV_PACKET(adapter, RcvDataBufferHdr, BufferSize); + if (RcvDataBufferHdr->SxgDumbRcvPacket == NULL) + goto fail; - } + } /* * Place this entire block of memory on the AllRcvBlocks queue so it * can be free later */ - RcvBlockHdr = - (struct sxg_rcv_block_hdr*) ((unsigned char *)RcvBlock + - SXG_RCV_BLOCK_HDR_OFFSET(BufferSize)); + + RcvBlockHdr = (struct sxg_rcv_block_hdr *) ((unsigned char *)RcvBlock + + SXG_RCV_BLOCK_HDR_OFFSET(SXG_RCV_DATA_HDR_SIZE)); RcvBlockHdr->VirtualAddress = RcvBlock; RcvBlockHdr->PhysicalAddress = PhysicalAddress; spin_lock(&adapter->RcvQLock); @@ -3344,13 +3405,13 @@ static void sxg_allocate_rcvblock_complete(struct adapter_t *adapter, /* Now free the contained receive data buffers that we * initialized above */ - RcvDataBuffer = RcvBlock; + temp_RcvBlock = RcvBlock; for (i = 0, Paddr = PhysicalAddress; i < SXG_RCV_DESCRIPTORS_PER_BLOCK; - i++, Paddr += BufferSize, RcvDataBuffer += BufferSize) { - RcvDataBufferHdr = (struct sxg_rcv_data_buffer_hdr*) - (RcvDataBuffer + SXG_RCV_DATA_BUFFER_HDR_OFFSET - (BufferSize)); + i++, Paddr += SXG_RCV_DATA_HDR_SIZE, + temp_RcvBlock += SXG_RCV_DATA_HDR_SIZE) { + RcvDataBufferHdr = + (struct sxg_rcv_data_buffer_hdr *)temp_RcvBlock; spin_lock(&adapter->RcvQLock); SXG_FREE_RCV_DATA_BUFFER(adapter, RcvDataBufferHdr); spin_unlock(&adapter->RcvQLock); @@ -3360,11 +3421,11 @@ static void sxg_allocate_rcvblock_complete(struct adapter_t *adapter, RcvDescriptorBlock = (struct sxg_rcv_descriptor_block *) ((unsigned char *)RcvBlock + SXG_RCV_DESCRIPTOR_BLOCK_OFFSET - (BufferSize)); + (SXG_RCV_DATA_HDR_SIZE)); RcvDescriptorBlockHdr = (struct sxg_rcv_descriptor_block_hdr *) ((unsigned char *)RcvBlock + SXG_RCV_DESCRIPTOR_BLOCK_HDR_OFFSET - (BufferSize)); + (SXG_RCV_DATA_HDR_SIZE)); RcvDescriptorBlockHdr->VirtualAddress = RcvDescriptorBlock; RcvDescriptorBlockHdr->PhysicalAddress = Paddr; spin_lock(&adapter->RcvQLock); @@ -3376,13 +3437,11 @@ static void sxg_allocate_rcvblock_complete(struct adapter_t *adapter, fail: /* Free any allocated resources */ if (RcvBlock) { - RcvDataBuffer = RcvBlock; + temp_RcvBlock = RcvBlock; for (i = 0; i < SXG_RCV_DESCRIPTORS_PER_BLOCK; - i++, RcvDataBuffer += BufferSize) { + i++, temp_RcvBlock += SXG_RCV_DATA_HDR_SIZE) { RcvDataBufferHdr = - (struct sxg_rcv_data_buffer_hdr *) (RcvDataBuffer + - SXG_RCV_DATA_BUFFER_HDR_OFFSET - (BufferSize)); + (struct sxg_rcv_data_buffer_hdr *)temp_RcvBlock; SXG_FREE_RCV_PACKET(RcvDataBufferHdr); } pci_free_consistent(adapter->pcidev, @@ -3438,8 +3497,6 @@ static void sxg_adapter_set_hwaddr(struct adapter_t *adapter) * * sxg_dbg_macaddrs(adapter); */ - memcpy(adapter->macaddr, temp_mac_address, - sizeof(struct sxg_config_mac)); /* DBG_ERROR ("%s AFTER copying from config.macinfo into currmacaddr\n", * __FUNCTION__); */ @@ -3651,12 +3708,6 @@ static int sxg_fill_descriptor_block(struct adapter_t *adapter, RcvDataBufferHdr->State = SXG_BUFFER_ONCARD; RcvDescriptorBlock->Descriptors[i].VirtualAddress = (void *)RcvDataBufferHdr; - if (i == 0) - printk("ASK:sxg_fill_descriptor_block: first virt \ - address %p\n", RcvDataBufferHdr); - if (i == (SXG_RCV_DESCRIPTORS_PER_BLOCK - 1)) - printk("ASK:sxg_fill_descriptor_block: last virt \ - address %p\n", RcvDataBufferHdr); RcvDescriptorBlock->Descriptors[i].PhysicalAddress = RcvDataBufferHdr->PhysicalAddress; @@ -3709,12 +3760,10 @@ static void sxg_stock_rcv_buffers(struct adapter_t *adapter) (adapter->AllRcvBlockCount < SXG_MAX_RCV_BLOCKS) && (adapter->AllocationsPending == 0)) { sxg_allocate_buffer_memory(adapter, - SXG_RCV_BLOCK_SIZE(adapter-> - ReceiveBufferSize), + SXG_RCV_BLOCK_SIZE + (SXG_RCV_DATA_HDR_SIZE), SXG_BUFFER_TYPE_RCV); } - printk("ASK:sxg_stock_rcv_buffers: RcvBuffersOnCard %d\n", - adapter->RcvBuffersOnCard); /* Now grab the RcvQLock lock and proceed */ spin_lock(&adapter->RcvQLock); while (adapter->RcvBuffersOnCard < SXG_RCV_DATA_BUFFERS) { diff --git a/drivers/staging/sxg/sxg.h b/drivers/staging/sxg/sxg.h index 9fa1dac2324f..28e7cd7337c0 100644 --- a/drivers/staging/sxg/sxg.h +++ b/drivers/staging/sxg/sxg.h @@ -139,12 +139,14 @@ struct sxg_stats { /* Indications array size */ #define SXG_RCV_ARRAYSIZE 64 -#define SXG_ALLOCATE_RCV_PACKET(_pAdapt, _RcvDataBufferHdr) { \ - struct sk_buff * skb; \ - skb = netdev_alloc_skb(_pAdapt->netdev, 2048); \ +#define SXG_ALLOCATE_RCV_PACKET(_pAdapt, _RcvDataBufferHdr, BufferSize) {\ + struct sk_buff * skb; \ + skb = netdev_alloc_skb(_pAdapt->netdev, BufferSize); \ if (skb) { \ (_RcvDataBufferHdr)->skb = skb; \ skb->next = NULL; \ + _RcvDataBufferHdr->PhysicalAddress = pci_map_single(adapter->pcidev,\ + _RcvDataBufferHdr->skb->data, BufferSize, PCI_DMA_FROMDEVICE); \ } else { \ (_RcvDataBufferHdr)->skb = NULL; \ } \ @@ -212,8 +214,8 @@ struct sxg_stats { SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "DumbRcv", \ (_RcvDataBufferHdr), (_Packet), \ (_Event)->Status, 0); \ - ASSERT((_Event)->Length <= (_RcvDataBufferHdr)->Size); \ - skb_put(Packet, (_Event)->Length); \ + /* ASSERT((_Event)->Length <= (_RcvDataBufferHdr)->Size); */ \ + skb_put(Packet, (_Event)->Length); \ } /* @@ -236,7 +238,7 @@ struct sxg_stats { #define SXG_FREE_RCV_DATA_BUFFER(_pAdapt, _Hdr) { \ SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "RtnDHdr", \ (_Hdr), (_pAdapt)->FreeRcvBufferCount, \ - (_Hdr)->State, (_Hdr)->VirtualAddress); \ + (_Hdr)->State, 0/*(_Hdr)->VirtualAddress*/); \ /* SXG_RESTORE_MDL_OFFSET(_Hdr); */ \ (_pAdapt)->FreeRcvBufferCount++; \ ASSERT(((_pAdapt)->AllRcvBlockCount * SXG_RCV_DESCRIPTORS_PER_BLOCK) \ diff --git a/drivers/staging/sxg/sxghif.h b/drivers/staging/sxg/sxghif.h index bf057d4823a8..b9e6da9b8ba1 100644 --- a/drivers/staging/sxg/sxghif.h +++ b/drivers/staging/sxg/sxghif.h @@ -705,12 +705,8 @@ struct sxg_rcv_data_buffer_hdr { * Note - DO NOT USE the VirtualAddress field to locate data. * Use the sxg.h:SXG_RECEIVE_DATA_LOCATION macro instead. */ - void *VirtualAddress; /* Start of buffer */ - u32 Size; /* Buffer size */ - struct sxg_rcv_data_buffer_hdr *Next; /* Fastpath data buffer queue */ struct list_entry FreeList; /* Free queue of buffers */ unsigned char State; /* See SXG_BUFFER state above */ - unsigned char Status; /* Event status (to log PUSH) */ struct sk_buff * skb; /* Double mapped (nbl and pkt)*/ }; @@ -721,10 +717,11 @@ struct sxg_rcv_data_buffer_hdr { #define SxgDumbRcvPacket skb /* Space for struct sxg_rcv_data_buffer_hdr */ -#define SXG_RCV_DATA_HDR_SIZE 256 +#define SXG_RCV_DATA_HDR_SIZE sizeof(struct sxg_rcv_data_buffer_hdr) /* Non jumbo = 2k including HDR */ #define SXG_RCV_DATA_BUFFER_SIZE 2048 -#define SXG_RCV_JUMBO_BUFFER_SIZE 10240 /* jumbo = 10k including HDR */ +/* jumbo = 10k including HDR */ +#define SXG_RCV_JUMBO_BUFFER_SIZE 10240 /* Receive data descriptor */ struct sxg_rcv_data_descriptor { @@ -954,20 +951,26 @@ struct sxg_scatter_gather { ((SxgSglPoolProperties[_Pool].SGEntries - 1) * \ sizeof(struct sxg_x64_sge))) +/* Force NDIS to give us it's own buffer so we can reformat to our own */ +#define SXG_SGL_BUFFER(_SxgSgl) NULL //VSS change this value and test +#define SXG_SGL_BUFFER_LENGTH(_SxgSgl) 0 //VSS change this value and test +#define SXG_SGL_BUF_SIZE 0 //VSS change this value and test + +/* #if defined(CONFIG_X86_64) #define SXG_SGL_BUFFER(_SxgSgl) (&_SxgSgl->Sgl) #define SXG_SGL_BUFFER_LENGTH(_SxgSgl) ((_SxgSgl)->Entries * \ sizeof(struct sxg_x64_sge)) #define SXG_SGL_BUF_SIZE sizeof(struct sxg_x64_sgl) #elif defined(CONFIG_X86) -/* Force NDIS to give us it's own buffer so we can reformat to our own */ +// Force NDIS to give us it's own buffer so we can reformat to our own #define SXG_SGL_BUFFER(_SxgSgl) NULL #define SXG_SGL_BUFFER_LENGTH(_SxgSgl) 0 #define SXG_SGL_BUF_SIZE 0 #else #error staging: sxg: driver is for X86 only! #endif - +*/ /* Microcode statistics */ struct sxg_ucode_stats { u32 RPDQOflow; /* PDQ overflow (unframed ie dq & drop 1st) */