X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fnet%2Fnetxen%2Fnetxen_nic_init.c;h=ca7c8d8050c998b158e451efe975be219b549771;hb=a11d9b623ea7cdcd647318bb2b3282d4c337f086;hp=d924468e506eb48af997a075ad3b51d69800b876;hpb=7eb19553369c46cc1fa64caf120cbcab1b597f7c;p=linux-2.6-omap-h63xx.git diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index d924468e506..ca7c8d8050c 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -308,7 +308,6 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter) } memset(rds_ring->rx_buf_arr, 0, RCV_BUFFSIZE); INIT_LIST_HEAD(&rds_ring->free_list); - rds_ring->begin_alloc = 0; /* * Now go through all of them, set reference handles * and put them in the queues. @@ -439,6 +438,8 @@ static int netxen_wait_rom_done(struct netxen_adapter *adapter) long timeout = 0; long done = 0; + cond_resched(); + while (done == 0) { done = netxen_nic_reg_read(adapter, NETXEN_ROMUSB_GLB_STATUS); done &= 2; @@ -533,12 +534,9 @@ static int do_rom_fast_write(struct netxen_adapter *adapter, int addr, static int do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp) { - cond_resched(); - netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr); - netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3); - udelay(100); /* prevent bursting on CRB */ netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); + netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3); netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0xb); if (netxen_wait_rom_done(adapter)) { printk("Error waiting for rom done\n"); @@ -546,7 +544,7 @@ static int do_rom_fast_read(struct netxen_adapter *adapter, } /* reset abyte_cnt and dummy_byte_cnt */ netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 0); - udelay(100); /* prevent bursting on CRB */ + udelay(10); netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); *valp = netxen_nic_reg_read(adapter, NETXEN_ROMUSB_ROM_RDATA); @@ -884,14 +882,16 @@ int netxen_flash_unlock(struct netxen_adapter *adapter) int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) { int addr, val; - int i, init_delay = 0; + int i, n, init_delay = 0; struct crb_addr_pair *buf; - unsigned offset, n; + unsigned offset; u32 off; /* resetall */ + rom_lock(adapter); netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_GLB_SW_RESET, 0xffffffff); + netxen_rom_unlock(adapter); if (verbose) { if (netxen_rom_fast_read(adapter, NETXEN_BOARDTYPE, &val) == 0) @@ -910,7 +910,7 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { if (netxen_rom_fast_read(adapter, 0, &n) != 0 || - (n != 0xcafecafeUL) || + (n != 0xcafecafe) || netxen_rom_fast_read(adapter, 4, &n) != 0) { printk(KERN_ERR "%s: ERROR Reading crb_init area: " "n: %08x\n", netxen_nic_driver_name, n); @@ -975,6 +975,14 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) /* do not reset PCI */ if (off == (ROMUSB_GLB + 0xbc)) continue; + if (off == (ROMUSB_GLB + 0xa8)) + continue; + if (off == (ROMUSB_GLB + 0xc8)) /* core clock */ + continue; + if (off == (ROMUSB_GLB + 0x24)) /* MN clock */ + continue; + if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */ + continue; if (off == (NETXEN_CRB_PEG_NET_1 + 0x18)) buf[i].data = 0x1020; /* skip the function enable register */ @@ -992,23 +1000,21 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) continue; } + init_delay = 1; /* After writing this register, HW needs time for CRB */ /* to quiet down (else crb_window returns 0xffffffff) */ if (off == NETXEN_ROMUSB_GLB_SW_RESET) { - init_delay = 1; + init_delay = 1000; if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { /* hold xdma in reset also */ buf[i].data = NETXEN_NIC_XDMA_RESET; + buf[i].data = 0x8000ff; } } adapter->hw_write_wx(adapter, off, &buf[i].data, 4); - if (init_delay == 1) { - msleep(1000); - init_delay = 0; - } - msleep(1); + msleep(init_delay); } kfree(buf); @@ -1277,7 +1283,7 @@ static void netxen_process_rcv(struct netxen_adapter *adapter, int ctxid, dev_kfree_skb_any(skb); for (i = 0; i < nr_frags; i++) { - index = frag_desc->frag_handles[i]; + index = le16_to_cpu(frag_desc->frag_handles[i]); skb = netxen_process_rxbuf(adapter, rds_ring, index, cksum); if (skb) @@ -1428,7 +1434,6 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid) struct rcv_desc *pdesc; struct netxen_rx_buffer *buffer; int count = 0; - int index = 0; netxen_ctx_msg msg = 0; dma_addr_t dma; struct list_head *head; @@ -1436,7 +1441,6 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid) rds_ring = &recv_ctx->rds_rings[ringid]; producer = rds_ring->producer; - index = rds_ring->begin_alloc; head = &rds_ring->free_list; /* We can start writing rx descriptors into the phantom memory. */ @@ -1444,39 +1448,37 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid) skb = dev_alloc_skb(rds_ring->skb_size); if (unlikely(!skb)) { - rds_ring->begin_alloc = index; break; } + if (!adapter->ahw.cut_through) + skb_reserve(skb, 2); + + dma = pci_map_single(pdev, skb->data, + rds_ring->dma_size, PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(pdev, dma)) { + dev_kfree_skb_any(skb); + break; + } + + count++; buffer = list_entry(head->next, struct netxen_rx_buffer, list); list_del(&buffer->list); - count++; /* now there should be no failure */ - pdesc = &rds_ring->desc_head[producer]; - - if (!adapter->ahw.cut_through) - skb_reserve(skb, 2); - /* This will be setup when we receive the - * buffer after it has been filled FSL TBD TBD - * skb->dev = netdev; - */ - dma = pci_map_single(pdev, skb->data, rds_ring->dma_size, - PCI_DMA_FROMDEVICE); - pdesc->addr_buffer = cpu_to_le64(dma); buffer->skb = skb; buffer->state = NETXEN_BUFFER_BUSY; buffer->dma = dma; + /* make a rcv descriptor */ + pdesc = &rds_ring->desc_head[producer]; + pdesc->addr_buffer = cpu_to_le64(dma); pdesc->reference_handle = cpu_to_le16(buffer->ref_handle); pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size); - DPRINTK(INFO, "done writing descripter\n"); - producer = - get_next_index(producer, rds_ring->max_rx_desc_count); - index = get_next_index(index, rds_ring->max_rx_desc_count); + + producer = get_next_index(producer, rds_ring->max_rx_desc_count); } /* if we did allocate buffers, then write the count to Phantom */ if (count) { - rds_ring->begin_alloc = index; rds_ring->producer = producer; /* Window = 1 */ adapter->pci_write_normalize(adapter, @@ -1515,49 +1517,50 @@ static void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, struct rcv_desc *pdesc; struct netxen_rx_buffer *buffer; int count = 0; - int index = 0; struct list_head *head; + dma_addr_t dma; rds_ring = &recv_ctx->rds_rings[ringid]; producer = rds_ring->producer; - index = rds_ring->begin_alloc; head = &rds_ring->free_list; /* We can start writing rx descriptors into the phantom memory. */ while (!list_empty(head)) { skb = dev_alloc_skb(rds_ring->skb_size); if (unlikely(!skb)) { - rds_ring->begin_alloc = index; break; } + if (!adapter->ahw.cut_through) + skb_reserve(skb, 2); + + dma = pci_map_single(pdev, skb->data, + rds_ring->dma_size, PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(pdev, dma)) { + dev_kfree_skb_any(skb); + break; + } + + count++; buffer = list_entry(head->next, struct netxen_rx_buffer, list); list_del(&buffer->list); - count++; /* now there should be no failure */ - pdesc = &rds_ring->desc_head[producer]; - if (!adapter->ahw.cut_through) - skb_reserve(skb, 2); buffer->skb = skb; buffer->state = NETXEN_BUFFER_BUSY; - buffer->dma = pci_map_single(pdev, skb->data, - rds_ring->dma_size, - PCI_DMA_FROMDEVICE); + buffer->dma = dma; /* make a rcv descriptor */ + pdesc = &rds_ring->desc_head[producer]; pdesc->reference_handle = cpu_to_le16(buffer->ref_handle); pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size); pdesc->addr_buffer = cpu_to_le64(buffer->dma); - producer = - get_next_index(producer, rds_ring->max_rx_desc_count); - index = get_next_index(index, rds_ring->max_rx_desc_count); - buffer = &rds_ring->rx_buf_arr[index]; + + producer = get_next_index(producer, rds_ring->max_rx_desc_count); } /* if we did allocate buffers, then write the count to Phantom */ if (count) { - rds_ring->begin_alloc = index; rds_ring->producer = producer; /* Window = 1 */ adapter->pci_write_normalize(adapter,