diff options
Diffstat (limited to 'drivers/net')
67 files changed, 1829 insertions, 1325 deletions
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 1363083..14dbad1 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -52,6 +52,7 @@ #include <linux/mii.h> #include <linux/skbuff.h> #include <linux/delay.h> +#include <linux/crc32.h> #include <asm/mipsregs.h> #include <asm/irq.h> #include <asm/io.h> @@ -2070,23 +2071,6 @@ static void au1000_tx_timeout(struct net_device *dev) netif_wake_queue(dev); } - -static unsigned const ethernet_polynomial = 0x04c11db7U; -static inline u32 ether_crc(int length, unsigned char *data) -{ - int crc = -1; - - while(--length >= 0) { - unsigned char current_octet = *data++; - int bit; - for (bit = 0; bit < 8; bit++, current_octet >>= 1) - crc = (crc << 1) ^ - ((crc < 0) ^ (current_octet & 1) ? - ethernet_polynomial : 0); - } - return crc; -} - static void set_rx_mode(struct net_device *dev) { struct au1000_private *aup = (struct au1000_private *) dev->priv; diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 3d30668..d8233e0 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -650,9 +650,11 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) /* Hardware bug work-around, the chip is unable to do PCI DMA to/from anything above 1GB :-( */ - if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) { + if (dma_mapping_error(mapping) || + mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) { /* Sigh... */ - pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE); + if (!dma_mapping_error(mapping)) + pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE); dev_kfree_skb_any(skb); skb = __dev_alloc_skb(RX_PKT_BUF_SZ,GFP_DMA); if (skb == NULL) @@ -660,8 +662,10 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) mapping = pci_map_single(bp->pdev, skb->data, RX_PKT_BUF_SZ, PCI_DMA_FROMDEVICE); - if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) { - pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE); + if (dma_mapping_error(mapping) || + mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) { + if (!dma_mapping_error(mapping)) + pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE); dev_kfree_skb_any(skb); return -ENOMEM; } @@ -967,9 +971,10 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev) } mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); - if (mapping + len > B44_DMA_MASK) { + if (dma_mapping_error(mapping) || mapping + len > B44_DMA_MASK) { /* Chip can't handle DMA to/from >1GB, use bounce buffer */ - pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE); + if (!dma_mapping_error(mapping)) + pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE); bounce_skb = __dev_alloc_skb(TX_PKT_BUF_SZ, GFP_ATOMIC|GFP_DMA); @@ -978,8 +983,9 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev) mapping = pci_map_single(bp->pdev, bounce_skb->data, len, PCI_DMA_TODEVICE); - if (mapping + len > B44_DMA_MASK) { - pci_unmap_single(bp->pdev, mapping, + if (dma_mapping_error(mapping) || mapping + len > B44_DMA_MASK) { + if (!dma_mapping_error(mapping)) + pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE); dev_kfree_skb_any(bounce_skb); goto err_out; @@ -1203,7 +1209,8 @@ static int b44_alloc_consistent(struct b44 *bp) DMA_TABLE_BYTES, DMA_BIDIRECTIONAL); - if (rx_ring_dma + size > B44_DMA_MASK) { + if (dma_mapping_error(rx_ring_dma) || + rx_ring_dma + size > B44_DMA_MASK) { kfree(rx_ring); goto out_err; } @@ -1229,7 +1236,8 @@ static int b44_alloc_consistent(struct b44 *bp) DMA_TABLE_BYTES, DMA_TO_DEVICE); - if (tx_ring_dma + size > B44_DMA_MASK) { + if (dma_mapping_error(tx_ring_dma) || + tx_ring_dma + size > B44_DMA_MASK) { kfree(tx_ring); goto out_err; } diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 5ca99e2..54161ae 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -55,8 +55,8 @@ #define DRV_MODULE_NAME "bnx2" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "1.4.39" -#define DRV_MODULE_RELDATE "March 22, 2006" +#define DRV_MODULE_VERSION "1.4.40" +#define DRV_MODULE_RELDATE "May 22, 2006" #define RUN_AT(x) (jiffies + (x)) @@ -2945,7 +2945,7 @@ bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, int buf_size) { u32 written, offset32, len32; - u8 *buf, start[4], end[4]; + u8 *buf, start[4], end[4], *flash_buffer = NULL; int rc = 0; int align_start, align_end; @@ -2985,12 +2985,19 @@ bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, memcpy(buf + align_start, data_buf, buf_size); } + if (bp->flash_info->buffered == 0) { + flash_buffer = kmalloc(264, GFP_KERNEL); + if (flash_buffer == NULL) { + rc = -ENOMEM; + goto nvram_write_end; + } + } + written = 0; while ((written < len32) && (rc == 0)) { u32 page_start, page_end, data_start, data_end; u32 addr, cmd_flags; int i; - u8 flash_buffer[264]; /* Find the page_start addr */ page_start = offset32 + written; @@ -3061,7 +3068,7 @@ bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, } /* Loop to write the new data from data_start to data_end */ - for (addr = data_start; addr < data_end; addr += 4, i++) { + for (addr = data_start; addr < data_end; addr += 4, i += 4) { if ((addr == page_end - 4) || ((bp->flash_info->buffered) && (addr == data_end - 4))) { @@ -3109,6 +3116,9 @@ bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, } nvram_write_end: + if (bp->flash_info->buffered == 0) + kfree(flash_buffer); + if (align_start || align_end) kfree(buf); return rc; diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c index 1f36274..038447fb 100644 --- a/drivers/net/dl2k.c +++ b/drivers/net/dl2k.c @@ -53,6 +53,7 @@ #define DRV_VERSION "v1.17b" #define DRV_RELDATE "2006/03/10" #include "dl2k.h" +#include <linux/dma-mapping.h> static char version[] __devinitdata = KERN_INFO DRV_NAME " " DRV_VERSION " " DRV_RELDATE "\n"; @@ -765,7 +766,7 @@ rio_free_tx (struct net_device *dev, int irq) break; skb = np->tx_skbuff[entry]; pci_unmap_single (np->pdev, - np->tx_ring[entry].fraginfo & 0xffffffffffff, + np->tx_ring[entry].fraginfo & DMA_48BIT_MASK, skb->len, PCI_DMA_TODEVICE); if (irq) dev_kfree_skb_irq (skb); @@ -893,7 +894,7 @@ receive_packet (struct net_device *dev) /* Small skbuffs for short packets */ if (pkt_len > copy_thresh) { pci_unmap_single (np->pdev, - desc->fraginfo & 0xffffffffffff, + desc->fraginfo & DMA_48BIT_MASK, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb_put (skb = np->rx_skbuff[entry], pkt_len); @@ -901,7 +902,7 @@ receive_packet (struct net_device *dev) } else if ((skb = dev_alloc_skb (pkt_len + 2)) != NULL) { pci_dma_sync_single_for_cpu(np->pdev, desc->fraginfo & - 0xffffffffffff, + DMA_48BIT_MASK, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb->dev = dev; @@ -913,7 +914,7 @@ receive_packet (struct net_device *dev) skb_put (skb, pkt_len); pci_dma_sync_single_for_device(np->pdev, desc->fraginfo & - 0xffffffffffff, + DMA_48BIT_MASK, np->rx_buf_sz, PCI_DMA_FROMDEVICE); } @@ -1800,7 +1801,7 @@ rio_close (struct net_device *dev) skb = np->rx_skbuff[i]; if (skb) { pci_unmap_single(np->pdev, - np->rx_ring[i].fraginfo & 0xffffffffffff, + np->rx_ring[i].fraginfo & DMA_48BIT_MASK, skb->len, PCI_DMA_FROMDEVICE); dev_kfree_skb (skb); np->rx_skbuff[i] = NULL; @@ -1810,7 +1811,7 @@ rio_close (struct net_device *dev) skb = np->tx_skbuff[i]; if (skb) { pci_unmap_single(np->pdev, - np->tx_ring[i].fraginfo & 0xffffffffffff, + np->tx_ring[i].fraginfo & DMA_48BIT_MASK, skb->len, PCI_DMA_TODEVICE); dev_kfree_skb (skb); np->tx_skbuff[i] = NULL; diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index ecccca3..d1c705b 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -870,13 +870,16 @@ e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data) *data = 0; /* Hook up test interrupt handler just for this test */ - if (!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) { + if (!request_irq(irq, &e1000_test_intr, SA_PROBEIRQ, netdev->name, + netdev)) { shared_int = FALSE; } else if (request_irq(irq, &e1000_test_intr, SA_SHIRQ, netdev->name, netdev)){ *data = 1; return -1; } + DPRINTK(PROBE,INFO, "testing %s interrupt\n", + (shared_int ? "shared" : "unshared")); /* Disable all the interrupts */ E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF); diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index add8dc4..97e71a4 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -220,6 +220,7 @@ static void e1000_restore_vlan(struct e1000_adapter *adapter); static int e1000_suspend(struct pci_dev *pdev, pm_message_t state); static int e1000_resume(struct pci_dev *pdev); #endif +static void e1000_shutdown(struct pci_dev *pdev); #ifdef CONFIG_NET_POLL_CONTROLLER /* for netdump / net console */ @@ -235,8 +236,9 @@ static struct pci_driver e1000_driver = { /* Power Managment Hooks */ #ifdef CONFIG_PM .suspend = e1000_suspend, - .resume = e1000_resume + .resume = e1000_resume, #endif + .shutdown = e1000_shutdown }; MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>"); @@ -3517,7 +3519,7 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter, buffer_info = &rx_ring->buffer_info[i]; while (rx_desc->status & E1000_RXD_STAT_DD) { - struct sk_buff *skb, *next_skb; + struct sk_buff *skb; u8 status; #ifdef CONFIG_E1000_NAPI if (*work_done >= work_to_do) @@ -3535,8 +3537,6 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter, prefetch(next_rxd); next_buffer = &rx_ring->buffer_info[i]; - next_skb = next_buffer->skb; - prefetch(next_skb->data - NET_IP_ALIGN); cleaned = TRUE; cleaned_count++; @@ -3666,7 +3666,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, struct e1000_buffer *buffer_info, *next_buffer; struct e1000_ps_page *ps_page; struct e1000_ps_page_dma *ps_page_dma; - struct sk_buff *skb, *next_skb; + struct sk_buff *skb; unsigned int i, j; uint32_t length, staterr; int cleaned_count = 0; @@ -3695,8 +3695,6 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, prefetch(next_rxd); next_buffer = &rx_ring->buffer_info[i]; - next_skb = next_buffer->skb; - prefetch(next_skb->data - NET_IP_ALIGN); cleaned = TRUE; cleaned_count++; @@ -3768,6 +3766,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, ps_page->ps_page[j] = NULL; skb->len += length; skb->data_len += length; + skb->truesize += length; } copydone: @@ -4610,6 +4609,12 @@ e1000_resume(struct pci_dev *pdev) return 0; } #endif + +static void e1000_shutdown(struct pci_dev *pdev) +{ + e1000_suspend(pdev, PMSG_SUSPEND); +} + #ifdef CONFIG_NET_POLL_CONTROLLER /* * Polling 'interrupt' - used by things like netconsole to send skbs diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 7627a75..feb5b22 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -105,6 +105,8 @@ * 0.50: 20 Jan 2006: Add 8021pq tagging support. * 0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings. * 0.52: 20 Jan 2006: Add MSI/MSIX support. + * 0.53: 19 Mar 2006: Fix init from low power mode and add hw reset. + * 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup. * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -116,7 +118,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.52" +#define FORCEDETH_VERSION "0.54" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -160,6 +162,7 @@ #define DEV_HAS_VLAN 0x0020 /* device supports vlan tagging and striping */ #define DEV_HAS_MSI 0x0040 /* device supports MSI */ #define DEV_HAS_MSI_X 0x0080 /* device supports MSI-X */ +#define DEV_HAS_POWER_CNTRL 0x0100 /* device supports power savings */ enum { NvRegIrqStatus = 0x000, @@ -203,6 +206,8 @@ enum { #define NVREG_MISC1_HD 0x02 #define NVREG_MISC1_FORCE 0x3b0f3c + NvRegMacReset = 0x3c, +#define NVREG_MAC_RESET_ASSERT 0x0F3 NvRegTransmitterControl = 0x084, #define NVREG_XMITCTL_START 0x01 NvRegTransmitterStatus = 0x088, @@ -326,6 +331,10 @@ enum { NvRegMSIXMap0 = 0x3e0, NvRegMSIXMap1 = 0x3e4, NvRegMSIXIrqStatus = 0x3f0, + + NvRegPowerState2 = 0x600, +#define NVREG_POWERSTATE2_POWERUP_MASK 0x0F11 +#define NVREG_POWERSTATE2_POWERUP_REV_A3 0x0001 }; /* Big endian: should work, but is untested */ @@ -414,7 +423,8 @@ typedef union _ring_type { #define NV_RX3_VLAN_TAG_MASK (0x0000FFFF) /* Miscelaneous hardware related defines: */ -#define NV_PCI_REGSZ 0x270 +#define NV_PCI_REGSZ_VER1 0x270 +#define NV_PCI_REGSZ_VER2 0x604 /* various timeout delays: all in usec */ #define NV_TXRX_RESET_DELAY 4 @@ -431,6 +441,7 @@ typedef union _ring_type { #define NV_MIIBUSY_DELAY 50 #define NV_MIIPHY_DELAY 10 #define NV_MIIPHY_DELAYMAX 10000 +#define NV_MAC_RESET_DELAY 64 #define NV_WAKEUPPATTERNS 5 #define NV_WAKEUPMASKENTRIES 4 @@ -552,6 +563,8 @@ struct fe_priv { u32 desc_ver; u32 txrxctl_bits; u32 vlanctl_bits; + u32 driver_data; + u32 register_size; void __iomem *base; @@ -698,6 +711,72 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags) } } +static int using_multi_irqs(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) + return 0; + else + return 1; +} + +static void nv_enable_irq(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + + if (!using_multi_irqs(dev)) { + if (np->msi_flags & NV_MSI_X_ENABLED) + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + enable_irq(dev->irq); + } else { + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); + } +} + +static void nv_disable_irq(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + + if (!using_multi_irqs(dev)) { + if (np->msi_flags & NV_MSI_X_ENABLED) + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + disable_irq(dev->irq); + } else { + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); + } +} + +/* In MSIX mode, a write to irqmask behaves as XOR */ +static void nv_enable_hw_interrupts(struct net_device *dev, u32 mask) +{ + u8 __iomem *base = get_hwbase(dev); + + writel(mask, base + NvRegIrqMask); +} + +static void nv_disable_hw_interrupts(struct net_device *dev, u32 mask) +{ + struct fe_priv *np = get_nvpriv(dev); + u8 __iomem *base = get_hwbase(dev); + + if (np->msi_flags & NV_MSI_X_ENABLED) { + writel(mask, base + NvRegIrqMask); + } else { + if (np->msi_flags & NV_MSI_ENABLED) + writel(0, base + NvRegMSIIrqMask); + writel(0, base + NvRegIrqMask); + } +} + #define MII_READ (-1) /* mii_rw: read/write a register on the PHY. * @@ -919,6 +998,24 @@ static void nv_txrx_reset(struct net_device *dev) pci_push(base); } +static void nv_mac_reset(struct net_device *dev) +{ + struct fe_priv *np = netdev_priv(dev); + u8 __iomem *base = get_hwbase(dev); + + dprintk(KERN_DEBUG "%s: nv_mac_reset\n", dev->name); + writel(NVREG_TXRXCTL_BIT2 | NVREG_TXRXCTL_RESET | np->txrxctl_bits, base + NvRegTxRxControl); + pci_push(base); + writel(NVREG_MAC_RESET_ASSERT, base + NvRegMacReset); + pci_push(base); + udelay(NV_MAC_RESET_DELAY); + writel(0, base + NvRegMacReset); + pci_push(base); + udelay(NV_MAC_RESET_DELAY); + writel(NVREG_TXRXCTL_BIT2 | np->txrxctl_bits, base + NvRegTxRxControl); + pci_push(base); +} + /* * nv_get_stats: dev->get_stats function * Get latest stats value from the nic. @@ -989,24 +1086,25 @@ static void nv_do_rx_refill(unsigned long data) struct net_device *dev = (struct net_device *) data; struct fe_priv *np = netdev_priv(dev); - - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { - disable_irq(dev->irq); + if (!using_multi_irqs(dev)) { + if (np->msi_flags & NV_MSI_X_ENABLED) + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + disable_irq(dev->irq); } else { disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); } if (nv_alloc_rx(dev)) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); if (!np->in_shutdown) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); } - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { - enable_irq(dev->irq); + if (!using_multi_irqs(dev)) { + if (np->msi_flags & NV_MSI_X_ENABLED) + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + enable_irq(dev->irq); } else { enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); } @@ -1331,7 +1429,7 @@ static void nv_tx_timeout(struct net_device *dev) dev->name, (unsigned long)np->ring_addr, np->next_tx, np->nic_tx); printk(KERN_INFO "%s: Dumping tx registers\n", dev->name); - for (i=0;i<0x400;i+= 32) { + for (i=0;i<=np->register_size;i+= 32) { printk(KERN_INFO "%3x: %08x %08x %08x %08x %08x %08x %08x %08x\n", i, readl(base + i + 0), readl(base + i + 4), @@ -1638,15 +1736,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) * guessed, there is probably a simpler approach. * Changing the MTU is a rare event, it shouldn't matter. */ - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { - disable_irq(dev->irq); - } else { - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); - } + nv_disable_irq(dev); spin_lock_bh(&dev->xmit_lock); spin_lock(&np->lock); /* stop engines */ @@ -1679,15 +1769,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) nv_start_tx(dev); spin_unlock(&np->lock); spin_unlock_bh(&dev->xmit_lock); - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { - enable_irq(dev->irq); - } else { - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); - } + nv_enable_irq(dev); } return 0; } @@ -2078,16 +2160,16 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs) if (!(events & np->irqmask)) break; - spin_lock(&np->lock); + spin_lock_irq(&np->lock); nv_tx_done(dev); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); if (events & (NVREG_IRQ_TX_ERR)) { dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", dev->name, events); } if (i > max_interrupt_work) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask); pci_push(base); @@ -2097,7 +2179,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); break; } @@ -2127,14 +2209,14 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) nv_rx_process(dev); if (nv_alloc_rx(dev)) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); if (!np->in_shutdown) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); } if (i > max_interrupt_work) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask); pci_push(base); @@ -2144,7 +2226,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); break; } @@ -2173,14 +2255,14 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) break; if (events & NVREG_IRQ_LINK) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); nv_link_irq(dev); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); } if (np->need_linktimer && time_after(jiffies, np->link_timeout)) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); nv_linkchange(dev); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); np->link_timeout = jiffies + LINK_TIMEOUT; } if (events & (NVREG_IRQ_UNKNOWN)) { @@ -2188,7 +2270,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) dev->name, events); } if (i > max_interrupt_work) { - spin_lock(&np->lock); + spin_lock_irq(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_OTHER, base + NvRegIrqMask); pci_push(base); @@ -2198,7 +2280,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i); - spin_unlock(&np->lock); + spin_unlock_irq(&np->lock); break; } @@ -2221,10 +2303,11 @@ static void nv_do_nic_poll(unsigned long data) * nv_nic_irq because that may decide to do otherwise */ - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { - disable_irq(dev->irq); + if (!using_multi_irqs(dev)) { + if (np->msi_flags & NV_MSI_X_ENABLED) + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + disable_irq(dev->irq); mask = np->irqmask; } else { if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { @@ -2247,11 +2330,12 @@ static void nv_do_nic_poll(unsigned long data) writel(mask, base + NvRegIrqMask); pci_push(base); - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + if (!using_multi_irqs(dev)) { nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL); - enable_irq(dev->irq); + if (np->msi_flags & NV_MSI_X_ENABLED) + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); + else + enable_irq(dev->irq); } else { if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL); @@ -2488,11 +2572,11 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) } #define FORCEDETH_REGS_VER 1 -#define FORCEDETH_REGS_SIZE 0x400 /* 256 32-bit registers */ static int nv_get_regs_len(struct net_device *dev) { - return FORCEDETH_REGS_SIZE; + struct fe_priv *np = netdev_priv(dev); + return np->register_size; } static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *buf) @@ -2504,7 +2588,7 @@ static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void regs->version = FORCEDETH_REGS_VER; spin_lock_irq(&np->lock); - for (i=0;i<FORCEDETH_REGS_SIZE/sizeof(u32);i++) + for (i = 0;i <= np->register_size/sizeof(u32); i++) rbuf[i] = readl(base + i*sizeof(u32)); spin_unlock_irq(&np->lock); } @@ -2531,6 +2615,18 @@ static int nv_nway_reset(struct net_device *dev) return ret; } +#ifdef NETIF_F_TSO +static int nv_set_tso(struct net_device *dev, u32 value) +{ + struct fe_priv *np = netdev_priv(dev); + + if ((np->driver_data & DEV_HAS_CHECKSUM)) + return ethtool_op_set_tso(dev, value); + else + return value ? -EOPNOTSUPP : 0; +} +#endif + static struct ethtool_ops ops = { .get_drvinfo = nv_get_drvinfo, .get_link = ethtool_op_get_link, @@ -2542,6 +2638,10 @@ static struct ethtool_ops ops = { .get_regs = nv_get_regs, .nway_reset = nv_nway_reset, .get_perm_addr = ethtool_op_get_perm_addr, +#ifdef NETIF_F_TSO + .get_tso = ethtool_op_get_tso, + .set_tso = nv_set_tso +#endif }; static void nv_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) @@ -2598,6 +2698,113 @@ static void set_msix_vector_map(struct net_device *dev, u32 vector, u32 irqmask) writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1); } +static int nv_request_irq(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + u8 __iomem *base = get_hwbase(dev); + int ret = 1; + int i; + + if (np->msi_flags & NV_MSI_X_CAPABLE) { + for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { + np->msi_x_entry[i].entry = i; + } + if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) { + np->msi_flags |= NV_MSI_X_ENABLED; + if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) { + /* Request irq for rx handling */ + if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) { + printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret); + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + goto out_err; + } + /* Request irq for tx handling */ + if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) { + printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret); + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + goto out_free_rx; + } + /* Request irq for link and timer handling */ + if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) { + printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret); + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + goto out_free_tx; + } + /* map interrupts to their respective vector */ + writel(0, base + NvRegMSIXMap0); + writel(0, base + NvRegMSIXMap1); + set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL); + set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL); + set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER); + } else { + /* Request irq for all interrupts */ + if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { + printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + goto out_err; + } + + /* map interrupts to vector 0 */ + writel(0, base + NvRegMSIXMap0); + writel(0, base + NvRegMSIXMap1); + } + } + } + if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) { + if ((ret = pci_enable_msi(np->pci_dev)) == 0) { + np->msi_flags |= NV_MSI_ENABLED; + if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { + printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); + pci_disable_msi(np->pci_dev); + np->msi_flags &= ~NV_MSI_ENABLED; + goto out_err; + } + + /* map interrupts to vector 0 */ + writel(0, base + NvRegMSIMap0); + writel(0, base + NvRegMSIMap1); + /* enable msi vector 0 */ + writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask); + } + } + if (ret != 0) { + if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) + goto out_err; + } + + return 0; +out_free_tx: + free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, dev); +out_free_rx: + free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, dev); +out_err: + return 1; +} + +static void nv_free_irq(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + int i; + + if (np->msi_flags & NV_MSI_X_ENABLED) { + for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { + free_irq(np->msi_x_entry[i].vector, dev); + } + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + } else { + free_irq(np->pci_dev->irq, dev); + if (np->msi_flags & NV_MSI_ENABLED) { + pci_disable_msi(np->pci_dev); + np->msi_flags &= ~NV_MSI_ENABLED; + } + } +} + static int nv_open(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); @@ -2608,6 +2815,8 @@ static int nv_open(struct net_device *dev) dprintk(KERN_DEBUG "nv_open: begin\n"); /* 1) erase previous misconfiguration */ + if (np->driver_data & DEV_HAS_POWER_CNTRL) + nv_mac_reset(dev); /* 4.1-1: stop adapter: ignored, 4.3 seems to be overkill */ writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA); writel(0, base + NvRegMulticastAddrB); @@ -2688,86 +2897,18 @@ static int nv_open(struct net_device *dev) udelay(10); writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState); - writel(0, base + NvRegIrqMask); + nv_disable_hw_interrupts(dev, np->irqmask); pci_push(base); writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus); writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); pci_push(base); - if (np->msi_flags & NV_MSI_X_CAPABLE) { - for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { - np->msi_x_entry[i].entry = i; - } - if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) { - np->msi_flags |= NV_MSI_X_ENABLED; - if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) { - /* Request irq for rx handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_drain; - } - /* Request irq for tx handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_drain; - } - /* Request irq for link and timer handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_drain; - } - - /* map interrupts to their respective vector */ - writel(0, base + NvRegMSIXMap0); - writel(0, base + NvRegMSIXMap1); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER); - } else { - /* Request irq for all interrupts */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_drain; - } - - /* map interrupts to vector 0 */ - writel(0, base + NvRegMSIXMap0); - writel(0, base + NvRegMSIXMap1); - } - } - } - if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) { - if ((ret = pci_enable_msi(np->pci_dev)) == 0) { - np->msi_flags |= NV_MSI_ENABLED; - if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); - pci_disable_msi(np->pci_dev); - np->msi_flags &= ~NV_MSI_ENABLED; - goto out_drain; - } - - /* map interrupts to vector 0 */ - writel(0, base + NvRegMSIMap0); - writel(0, base + NvRegMSIMap1); - /* enable msi vector 0 */ - writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask); - } - } - if (ret != 0) { - if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) - goto out_drain; + if (nv_request_irq(dev)) { + goto out_drain; } /* ask for interrupts */ - writel(np->irqmask, base + NvRegIrqMask); + nv_enable_hw_interrupts(dev, np->irqmask); spin_lock_irq(&np->lock); writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA); @@ -2811,7 +2952,6 @@ static int nv_close(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); u8 __iomem *base; - int i; spin_lock_irq(&np->lock); np->in_shutdown = 1; @@ -2829,31 +2969,13 @@ static int nv_close(struct net_device *dev) /* disable interrupts on the nic or we will lock up */ base = get_hwbase(dev); - if (np->msi_flags & NV_MSI_X_ENABLED) { - writel(np->irqmask, base + NvRegIrqMask); - } else { - if (np->msi_flags & NV_MSI_ENABLED) - writel(0, base + NvRegMSIIrqMask); - writel(0, base + NvRegIrqMask); - } + nv_disable_hw_interrupts(dev, np->irqmask); pci_push(base); dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name); spin_unlock_irq(&np->lock); - if (np->msi_flags & NV_MSI_X_ENABLED) { - for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { - free_irq(np->msi_x_entry[i].vector, dev); - } - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - } else { - free_irq(np->pci_dev->irq, dev); - if (np->msi_flags & NV_MSI_ENABLED) { - pci_disable_msi(np->pci_dev); - np->msi_flags &= ~NV_MSI_ENABLED; - } - } + nv_free_irq(dev); drain_ring(dev); @@ -2878,6 +3000,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i unsigned long addr; u8 __iomem *base; int err, i; + u32 powerstate; dev = alloc_etherdev(sizeof(struct fe_priv)); err = -ENOMEM; @@ -2910,6 +3033,11 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (err < 0) goto out_disable; + if (id->driver_data & (DEV_HAS_VLAN|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL)) + np->register_size = NV_PCI_REGSZ_VER2; + else + np->register_size = NV_PCI_REGSZ_VER1; + err = -EINVAL; addr = 0; for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { @@ -2918,7 +3046,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i pci_resource_len(pci_dev, i), pci_resource_flags(pci_dev, i)); if (pci_resource_flags(pci_dev, i) & IORESOURCE_MEM && - pci_resource_len(pci_dev, i) >= NV_PCI_REGSZ) { + pci_resource_len(pci_dev, i) >= np->register_size) { addr = pci_resource_start(pci_dev, i); break; } @@ -2929,24 +3057,25 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i goto out_relreg; } + /* copy of driver data */ + np->driver_data = id->driver_data; + /* handle different descriptor versions */ if (id->driver_data & DEV_HAS_HIGH_DMA) { /* packet format 3: supports 40-bit addressing */ np->desc_ver = DESC_VER_3; + np->txrxctl_bits = NVREG_TXRXCTL_DESC_3; if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) { printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n", pci_name(pci_dev)); } else { - if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) { - printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n", - pci_name(pci_dev)); - goto out_relreg; - } else { - dev->features |= NETIF_F_HIGHDMA; - printk(KERN_INFO "forcedeth: using HIGHDMA\n"); - } + dev->features |= NETIF_F_HIGHDMA; + printk(KERN_INFO "forcedeth: using HIGHDMA\n"); + } + if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) { + printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n", + pci_name(pci_dev)); } - np->txrxctl_bits = NVREG_TXRXCTL_DESC_3; } else if (id->driver_data & DEV_HAS_LARGEDESC) { /* packet format 2: supports jumbo frames */ np->desc_ver = DESC_VER_2; @@ -2986,7 +3115,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i } err = -ENOMEM; - np->base = ioremap(addr, NV_PCI_REGSZ); + np->base = ioremap(addr, np->register_size); if (!np->base) goto out_relreg; dev->base_addr = (unsigned long)np->base; @@ -3062,6 +3191,20 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i writel(0, base + NvRegWakeUpFlags); np->wolenabled = 0; + if (id->driver_data & DEV_HAS_POWER_CNTRL) { + u8 revision_id; + pci_read_config_byte(pci_dev, PCI_REVISION_ID, &revision_id); + + /* take phy and nic out of low power mode */ + powerstate = readl(base + NvRegPowerState2); + powerstate &= ~NVREG_POWERSTATE2_POWERUP_MASK; + if ((id->device == PCI_DEVICE_ID_NVIDIA_NVENET_12 || + id->device == PCI_DEVICE_ID_NVIDIA_NVENET_13) && + revision_id >= 0xA3) + powerstate |= NVREG_POWERSTATE2_POWERUP_REV_A3; + writel(powerstate, base + NvRegPowerState2); + } + if (np->desc_ver == DESC_VER_1) { np->tx_flags = NV_TX_VALID; } else { @@ -3223,19 +3366,19 @@ static struct pci_device_id pci_tbl[] = { }, { /* MCP51 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_12), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL, }, { /* MCP51 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_13), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL, }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL, }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL, }, {0,}, }; diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 771e25d..218d317 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -210,7 +210,8 @@ static int gfar_probe(struct platform_device *pdev) goto regs_fail; } - spin_lock_init(&priv->lock); + spin_lock_init(&priv->txlock); + spin_lock_init(&priv->rxlock); platform_set_drvdata(pdev, dev); @@ -515,11 +516,13 @@ void stop_gfar(struct net_device *dev) phy_stop(priv->phydev); /* Lock it down */ - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); + spin_lock(&priv->rxlock); gfar_halt(dev); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock(&priv->rxlock); + spin_unlock_irqrestore(&priv->txlock, flags); /* Free the IRQs */ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) { @@ -605,14 +608,15 @@ void gfar_start(struct net_device *dev) tempval |= DMACTRL_INIT_SETTINGS; gfar_write(&priv->regs->dmactrl, tempval); - /* Clear THLT, so that the DMA starts polling now */ - gfar_write(®s->tstat, TSTAT_CLEAR_THALT); - /* Make sure we aren't stopped */ tempval = gfar_read(&priv->regs->dmactrl); tempval &= ~(DMACTRL_GRS | DMACTRL_GTS); gfar_write(&priv->regs->dmactrl, tempval); + /* Clear THLT/RHLT, so that the DMA starts polling now */ + gfar_write(®s->tstat, TSTAT_CLEAR_THALT); + gfar_write(®s->rstat, RSTAT_CLEAR_RHALT); + /* Unmask the interrupts we look for */ gfar_write(®s->imask, IMASK_DEFAULT); } @@ -928,12 +932,13 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) struct txfcb *fcb = NULL; struct txbd8 *txbdp; u16 status; + unsigned long flags; /* Update transmit stats */ priv->stats.tx_bytes += skb->len; /* Lock priv now */ - spin_lock_irq(&priv->lock); + spin_lock_irqsave(&priv->txlock, flags); /* Point at the first free tx descriptor */ txbdp = priv->cur_tx; @@ -1004,7 +1009,7 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) gfar_write(&priv->regs->tstat, TSTAT_CLEAR_THALT); /* Unlock priv */ - spin_unlock_irq(&priv->lock); + spin_unlock_irqrestore(&priv->txlock, flags); return 0; } @@ -1049,7 +1054,7 @@ static void gfar_vlan_rx_register(struct net_device *dev, unsigned long flags; u32 tempval; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->rxlock, flags); priv->vlgrp = grp; @@ -1076,7 +1081,7 @@ static void gfar_vlan_rx_register(struct net_device *dev, gfar_write(&priv->regs->rctrl, tempval); } - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->rxlock, flags); } @@ -1085,12 +1090,12 @@ static void gfar_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) struct gfar_private *priv = netdev_priv(dev); unsigned long flags; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->rxlock, flags); if (priv->vlgrp) priv->vlgrp->vlan_devices[vid] = NULL; - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->rxlock, flags); } @@ -1179,7 +1184,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs) gfar_write(&priv->regs->ievent, IEVENT_TX_MASK); /* Lock priv */ - spin_lock(&priv->lock); + spin_lock(&priv->txlock); bdp = priv->dirty_tx; while ((bdp->status & TXBD_READY) == 0) { /* If dirty_tx and cur_tx are the same, then either the */ @@ -1224,7 +1229,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs) else gfar_write(&priv->regs->txic, 0); - spin_unlock(&priv->lock); + spin_unlock(&priv->txlock); return IRQ_HANDLED; } @@ -1305,9 +1310,10 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = (struct net_device *) dev_id; struct gfar_private *priv = netdev_priv(dev); - #ifdef CONFIG_GFAR_NAPI u32 tempval; +#else + unsigned long flags; #endif /* Clear IEVENT, so rx interrupt isn't called again @@ -1330,7 +1336,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) } #else - spin_lock(&priv->lock); + spin_lock_irqsave(&priv->rxlock, flags); gfar_clean_rx_ring(dev, priv->rx_ring_size); /* If we are coalescing interrupts, update the timer */ @@ -1341,7 +1347,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) else gfar_write(&priv->regs->rxic, 0); - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->rxlock, flags); #endif return IRQ_HANDLED; @@ -1490,13 +1496,6 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) /* Update the current rxbd pointer to be the next one */ priv->cur_rx = bdp; - /* If no packets have arrived since the - * last one we processed, clear the IEVENT RX and - * BSY bits so that another interrupt won't be - * generated when we set IMASK */ - if (bdp->status & RXBD_EMPTY) - gfar_write(&priv->regs->ievent, IEVENT_RX_MASK); - return howmany; } @@ -1516,7 +1515,7 @@ static int gfar_poll(struct net_device *dev, int *budget) rx_work_limit -= howmany; *budget -= howmany; - if (rx_work_limit >= 0) { + if (rx_work_limit > 0) { netif_rx_complete(dev); /* Clear the halt bit in RSTAT */ @@ -1533,7 +1532,8 @@ static int gfar_poll(struct net_device *dev, int *budget) gfar_write(&priv->regs->rxic, 0); } - return (rx_work_limit < 0) ? 1 : 0; + /* Return 1 if there's more work to do */ + return (rx_work_limit > 0) ? 0 : 1; } #endif @@ -1629,7 +1629,7 @@ static void adjust_link(struct net_device *dev) struct phy_device *phydev = priv->phydev; int new_state = 0; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); if (phydev->link) { u32 tempval = gfar_read(®s->maccfg2); u32 ecntrl = gfar_read(®s->ecntrl); @@ -1694,7 +1694,7 @@ static void adjust_link(struct net_device *dev) if (new_state && netif_msg_link(priv)) phy_print_status(phydev); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->txlock, flags); } /* Update the hash table based on the current list of multicast diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index d37d540..127c98c 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -656,43 +656,62 @@ struct gfar { * the buffer descriptor determines the actual condition. */ struct gfar_private { - /* pointers to arrays of skbuffs for tx and rx */ + /* Fields controlled by TX lock */ + spinlock_t txlock; + + /* Pointer to the array of skbuffs */ struct sk_buff ** tx_skbuff; - struct sk_buff ** rx_skbuff; - /* indices pointing to the next free sbk in skb arrays */ + /* next free skb in the array */ u16 skb_curtx; - u16 skb_currx; - /* index of the first skb which hasn't been transmitted - * yet. */ + /* First skb in line to be transmitted */ u16 skb_dirtytx; /* Configuration info for the coalescing features */ unsigned char txcoalescing; unsigned short txcount; unsigned short txtime; + + /* Buffer descriptor pointers */ + struct txbd8 *tx_bd_base; /* First tx buffer descriptor */ + struct txbd8 *cur_tx; /* Next free ring entry */ + struct txbd8 *dirty_tx; /* First buffer in line + to be transmitted */ + unsigned int tx_ring_size; + + /* RX Locked fields */ + spinlock_t rxlock; + + /* skb array and index */ + struct sk_buff ** rx_skbuff; + u16 skb_currx; + + /* RX Coalescing values */ unsigned char rxcoalescing; unsigned short rxcount; unsigned short rxtime; - /* GFAR addresses */ - struct rxbd8 *rx_bd_base; /* Base addresses of Rx and Tx Buffers */ - struct txbd8 *tx_bd_base; + struct rxbd8 *rx_bd_base; /* First Rx buffers */ struct rxbd8 *cur_rx; /* Next free rx ring entry */ - struct txbd8 *cur_tx; /* Next free ring entry */ - struct txbd8 *dirty_tx; /* The Ring entry to be freed. */ - struct gfar __iomem *regs; /* Pointer to the GFAR memory mapped Registers */ - u32 __iomem *hash_regs[16]; - int hash_width; - struct net_device_stats stats; /* linux network statistics */ - struct gfar_extra_stats extra_stats; - spinlock_t lock; + + /* RX parameters */ + unsigned int rx_ring_size; unsigned int rx_buffer_size; unsigned int rx_stash_size; unsigned int rx_stash_index; - unsigned int tx_ring_size; - unsigned int rx_ring_size; + + struct vlan_group *vlgrp; + + /* Unprotected fields */ + /* Pointer to the GFAR memory mapped Registers */ + struct gfar __iomem *regs; + + /* Hash registers and their width */ + u32 __iomem *hash_regs[16]; + int hash_width; + + /* global parameters */ unsigned int fifo_threshold; unsigned int fifo_starve; unsigned int fifo_starve_off; @@ -702,13 +721,15 @@ struct gfar_private { extended_hash:1, bd_stash_en:1; unsigned short padding; - struct vlan_group *vlgrp; - /* Info structure initialized by board setup code */ + unsigned int interruptTransmit; unsigned int interruptReceive; unsigned int interruptError; + + /* info structure initialized by platform code */ struct gianfar_platform_data *einfo; + /* PHY stuff */ struct phy_device *phydev; struct mii_bus *mii_bus; int oldspeed; @@ -716,6 +737,10 @@ struct gfar_private { int oldlink; uint32_t msg_enable; + + /* Network Statistics */ + struct net_device_stats stats; + struct gfar_extra_stats extra_stats; }; static inline u32 gfar_read(volatile unsigned __iomem *addr) diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c index 5de7b2e..d69698c 100644 --- a/drivers/net/gianfar_ethtool.c +++ b/drivers/net/gianfar_ethtool.c @@ -455,10 +455,14 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva /* Halt TX and RX, and process the frames which * have already been received */ - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); + spin_lock(&priv->rxlock); + gfar_halt(dev); gfar_clean_rx_ring(dev, priv->rx_ring_size); - spin_unlock_irqrestore(&priv->lock, flags); + + spin_unlock(&priv->rxlock); + spin_unlock_irqrestore(&priv->txlock, flags); /* Now we take down the rings to rebuild them */ stop_gfar(dev); @@ -488,10 +492,14 @@ static int gfar_set_rx_csum(struct net_device *dev, uint32_t data) /* Halt TX and RX, and process the frames which * have already been received */ - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); + spin_lock(&priv->rxlock); + gfar_halt(dev); gfar_clean_rx_ring(dev, priv->rx_ring_size); - spin_unlock_irqrestore(&priv->lock, flags); + + spin_unlock(&priv->rxlock); + spin_unlock_irqrestore(&priv->txlock, flags); /* Now we take down the rings to rebuild them */ stop_gfar(dev); @@ -523,7 +531,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data) if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) return -EOPNOTSUPP; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); gfar_halt(dev); if (data) @@ -532,7 +540,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data) dev->features &= ~NETIF_F_IP_CSUM; gfar_start(dev); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->txlock, flags); return 0; } diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c index 51ef181..a6d5c43 100644 --- a/drivers/net/gianfar_sysfs.c +++ b/drivers/net/gianfar_sysfs.c @@ -82,7 +82,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev, else return count; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->rxlock, flags); /* Set the new stashing value */ priv->bd_stash_en = new_setting; @@ -96,7 +96,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev, gfar_write(&priv->regs->attr, temp); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->rxlock, flags); return count; } @@ -118,7 +118,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev, u32 temp; unsigned long flags; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->rxlock, flags); if (length > priv->rx_buffer_size) return count; @@ -142,7 +142,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev, gfar_write(&priv->regs->attr, temp); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->rxlock, flags); return count; } @@ -166,7 +166,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev, u32 temp; unsigned long flags; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->rxlock, flags); if (index > priv->rx_stash_size) return count; @@ -180,7 +180,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev, temp |= ATTRELI_EI(index); gfar_write(&priv->regs->attreli, flags); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->rxlock, flags); return count; } @@ -205,7 +205,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev, if (length > GFAR_MAX_FIFO_THRESHOLD) return count; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); priv->fifo_threshold = length; @@ -214,7 +214,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev, temp |= length; gfar_write(&priv->regs->fifo_tx_thr, temp); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->txlock, flags); return count; } @@ -240,7 +240,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev, if (num > GFAR_MAX_FIFO_STARVE) return count; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); priv->fifo_starve = num; @@ -249,7 +249,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev, temp |= num; gfar_write(&priv->regs->fifo_tx_starve, temp); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->txlock, flags); return count; } @@ -274,7 +274,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev, if (num > GFAR_MAX_FIFO_STARVE_OFF) return count; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&priv->txlock, flags); priv->fifo_starve_off = num; @@ -283,7 +283,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev, temp |= num; gfar_write(&priv->regs->fifo_tx_starve_shutoff, temp); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->txlock, flags); return count; } diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c index 79a8fbc..0d5fccc 100644 --- a/drivers/net/hamradio/dmascc.c +++ b/drivers/net/hamradio/dmascc.c @@ -582,7 +582,6 @@ static int __init setup_adapter(int card_base, int type, int n) INIT_WORK(&priv->rx_work, rx_bh, priv); dev->priv = priv; sprintf(dev->name, "dmascc%i", 2 * n + i); - SET_MODULE_OWNER(dev); dev->base_addr = card_base; dev->irq = irq; dev->open = scc_open; diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c index 6ace0e9..5927784 100644 --- a/drivers/net/hamradio/scc.c +++ b/drivers/net/hamradio/scc.c @@ -1550,7 +1550,6 @@ static unsigned char ax25_nocall[AX25_ADDR_LEN] = static void scc_net_setup(struct net_device *dev) { - SET_MODULE_OWNER(dev); dev->tx_queue_len = 16; /* should be enough... */ dev->open = scc_net_open; diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index fe22479..b498840 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -1098,7 +1098,6 @@ static void yam_setup(struct net_device *dev) dev->base_addr = yp->iobase; dev->irq = yp->irq; - SET_MODULE_OWNER(dev); dev->open = yam_open; dev->stop = yam_close; diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig index 5e6d007..cff8598 100644 --- a/drivers/net/irda/Kconfig +++ b/drivers/net/irda/Kconfig @@ -33,7 +33,7 @@ config DONGLE config ESI_DONGLE tristate "ESI JetEye PC dongle" - depends on DONGLE && IRDA + depends on IRTTY_SIR && DONGLE && IRDA help Say Y here if you want to build support for the Extended Systems JetEye PC dongle. To compile it as a module, choose M here. The ESI @@ -44,7 +44,7 @@ config ESI_DONGLE config ACTISYS_DONGLE tristate "ACTiSYS IR-220L and IR220L+ dongle" - depends on DONGLE && IRDA + depends on IRTTY_SIR && DONGLE && IRDA help Say Y here if you want to build support for the ACTiSYS IR-220L and IR220L+ dongles. To compile it as a module, choose M here. The @@ -55,7 +55,7 @@ config ACTISYS_DONGLE config TEKRAM_DONGLE tristate "Tekram IrMate 210B dongle" - depends on DONGLE && IRDA + depends on IRTTY_SIR && DONGLE && IRDA help Say Y here if you want to build support for the Tekram IrMate 210B dongle. To compile it as a module, choose M here. The Tekram dongle @@ -66,7 +66,7 @@ config TEKRAM_DONGLE config TOIM3232_DONGLE tristate "TOIM3232 IrDa dongle" - depends on DONGLE && IRDA + depends on IRTTY_SIR && DONGLE && IRDA help Say Y here if you want to build support for the Vishay/Temic TOIM3232 and TOIM4232 based dongles. @@ -74,7 +74,7 @@ config TOIM3232_DONGLE config LITELINK_DONGLE tristate "Parallax LiteLink dongle" - depends on DONGLE && IRDA + depends on IRTTY_SIR && DONGLE && IRDA help Say Y here if you want to build support for the Parallax Litelink dongle. To compile it as a module, choose M here. The Parallax @@ -85,7 +85,7 @@ config LITELINK_DONGLE config MA600_DONGLE tristate "Mobile Action MA600 dongle" - depends on DONGLE && IRDA && EXPERIMENTAL + depends on IRTTY_SIR && DONGLE && IRDA && EXPERIMENTAL help Say Y here if you want to build support for the Mobile Action MA600 dongle. To compile it as a module, choose M here. The MA600 dongle @@ -98,7 +98,7 @@ config MA600_DONGLE config GIRBIL_DONGLE tristate "Greenwich GIrBIL dongle" - depends on DONGLE && IRDA && EXPERIMENTAL + depends on IRTTY_SIR && DONGLE && IRDA && EXPERIMENTAL help Say Y here if you want to build support for the Greenwich GIrBIL dongle. If you want to compile it as a module, choose M here. @@ -109,7 +109,7 @@ config GIRBIL_DONGLE config MCP2120_DONGLE tristate "Microchip MCP2120" - depends on DONGLE && IRDA && EXPERIMENTAL + depends on IRTTY_SIR && DONGLE && IRDA && EXPERIMENTAL help Say Y here if you want to build support for the Microchip MCP2120 dongle. If you want to compile it as a module, choose M here. @@ -123,7 +123,7 @@ config MCP2120_DONGLE config OLD_BELKIN_DONGLE tristate "Old Belkin dongle" - depends on DONGLE && IRDA && EXPERIMENTAL + depends on IRTTY_SIR && DONGLE && IRDA && EXPERIMENTAL help Say Y here if you want to build support for the Adaptec Airport 1000 and 2000 dongles. If you want to compile it as a module, choose @@ -132,7 +132,7 @@ config OLD_BELKIN_DONGLE config ACT200L_DONGLE tristate "ACTiSYS IR-200L dongle" - depends on DONGLE && IRDA && EXPERIMENTAL + depends on IRTTY_SIR && DONGLE && IRDA && EXPERIMENTAL help Say Y here if you want to build support for the ACTiSYS IR-200L dongle. If you want to compile it as a module, choose M here. diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile index 27ab75f..c1ce239 100644 --- a/drivers/net/irda/Makefile +++ b/drivers/net/irda/Makefile @@ -46,4 +46,4 @@ obj-$(CONFIG_MA600_DONGLE) += ma600-sir.o obj-$(CONFIG_TOIM3232_DONGLE) += toim3232-sir.o # The SIR helper module -sir-dev-objs := sir_dev.o sir_dongle.o sir_kthread.o +sir-dev-objs := sir_dev.o sir_dongle.o diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c index 606243d..cd87593 100644 --- a/drivers/net/irda/irda-usb.c +++ b/drivers/net/irda/irda-usb.c @@ -1778,7 +1778,7 @@ static int irda_usb_probe(struct usb_interface *intf, if (self->needspatch) { ret = usb_control_msg (self->usbdev, usb_sndctrlpipe (self->usbdev, 0), - 0x02, 0x40, 0, 0, 0, 0, msecs_to_jiffies(500)); + 0x02, 0x40, 0, 0, NULL, 0, 500); if (ret < 0) { IRDA_DEBUG (0, "usb_control_msg failed %d\n", ret); goto err_out_3; @@ -1815,14 +1815,14 @@ static int irda_usb_probe(struct usb_interface *intf, self->needspatch = (ret < 0); if (ret < 0) { printk("patch_device failed\n"); - goto err_out_4; + goto err_out_5; } /* replace IrDA class descriptor with what patched device is now reporting */ irda_desc = irda_usb_find_class_desc (self->usbintf); if (irda_desc == NULL) { ret = -ENODEV; - goto err_out_4; + goto err_out_5; } if (self->irda_desc) kfree (self->irda_desc); @@ -1832,6 +1832,8 @@ static int irda_usb_probe(struct usb_interface *intf, return 0; +err_out_5: + unregister_netdev(self->netdev); err_out_4: kfree(self->speed_buff); err_out_3: diff --git a/drivers/net/irda/sir-dev.h b/drivers/net/irda/sir-dev.h index f69fb4c..9fa294a 100644 --- a/drivers/net/irda/sir-dev.h +++ b/drivers/net/irda/sir-dev.h @@ -15,23 +15,14 @@ #define IRDA_SIR_H #include <linux/netdevice.h> +#include <linux/workqueue.h> #include <net/irda/irda.h> #include <net/irda/irda_device.h> // iobuff_t -/* FIXME: unify irda_request with sir_fsm! */ - -struct irda_request { - struct list_head lh_request; - unsigned long pending; - void (*func)(void *); - void *data; - struct timer_list timer; -}; - struct sir_fsm { struct semaphore sem; - struct irda_request rq; + struct work_struct work; unsigned state, substate; int param; int result; diff --git a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c index ea7c946..3b5854d 100644 --- a/drivers/net/irda/sir_dev.c +++ b/drivers/net/irda/sir_dev.c @@ -23,6 +23,298 @@ #include "sir-dev.h" + +static struct workqueue_struct *irda_sir_wq; + +/* STATE MACHINE */ + +/* substate handler of the config-fsm to handle the cases where we want + * to wait for transmit completion before changing the port configuration + */ + +static int sirdev_tx_complete_fsm(struct sir_dev *dev) +{ + struct sir_fsm *fsm = &dev->fsm; + unsigned next_state, delay; + unsigned bytes_left; + + do { + next_state = fsm->substate; /* default: stay in current substate */ + delay = 0; + + switch(fsm->substate) { + + case SIRDEV_STATE_WAIT_XMIT: + if (dev->drv->chars_in_buffer) + bytes_left = dev->drv->chars_in_buffer(dev); + else + bytes_left = 0; + if (!bytes_left) { + next_state = SIRDEV_STATE_WAIT_UNTIL_SENT; + break; + } + + if (dev->speed > 115200) + delay = (bytes_left*8*10000) / (dev->speed/100); + else if (dev->speed > 0) + delay = (bytes_left*10*10000) / (dev->speed/100); + else + delay = 0; + /* expected delay (usec) until remaining bytes are sent */ + if (delay < 100) { + udelay(delay); + delay = 0; + break; + } + /* sleep some longer delay (msec) */ + delay = (delay+999) / 1000; + break; + + case SIRDEV_STATE_WAIT_UNTIL_SENT: + /* block until underlaying hardware buffer are empty */ + if (dev->drv->wait_until_sent) + dev->drv->wait_until_sent(dev); + next_state = SIRDEV_STATE_TX_DONE; + break; + + case SIRDEV_STATE_TX_DONE: + return 0; + + default: + IRDA_ERROR("%s - undefined state\n", __FUNCTION__); + return -EINVAL; + } + fsm->substate = next_state; + } while (delay == 0); + return delay; +} + +/* + * Function sirdev_config_fsm + * + * State machine to handle the configuration of the device (and attached dongle, if any). + * This handler is scheduled for execution in kIrDAd context, so we can sleep. + * however, kIrDAd is shared by all sir_dev devices so we better don't sleep there too + * long. Instead, for longer delays we start a timer to reschedule us later. + * On entry, fsm->sem is always locked and the netdev xmit queue stopped. + * Both must be unlocked/restarted on completion - but only on final exit. + */ + +static void sirdev_config_fsm(void *data) +{ + struct sir_dev *dev = data; + struct sir_fsm *fsm = &dev->fsm; + int next_state; + int ret = -1; + unsigned delay; + + IRDA_DEBUG(2, "%s(), <%ld>\n", __FUNCTION__, jiffies); + + do { + IRDA_DEBUG(3, "%s - state=0x%04x / substate=0x%04x\n", + __FUNCTION__, fsm->state, fsm->substate); + + next_state = fsm->state; + delay = 0; + + switch(fsm->state) { + + case SIRDEV_STATE_DONGLE_OPEN: + if (dev->dongle_drv != NULL) { + ret = sirdev_put_dongle(dev); + if (ret) { + fsm->result = -EINVAL; + next_state = SIRDEV_STATE_ERROR; + break; + } + } + + /* Initialize dongle */ + ret = sirdev_get_dongle(dev, fsm->param); + if (ret) { + fsm->result = ret; + next_state = SIRDEV_STATE_ERROR; + break; + } + + /* Dongles are powered through the modem control lines which + * were just set during open. Before resetting, let's wait for + * the power to stabilize. This is what some dongle drivers did + * in open before, while others didn't - should be safe anyway. + */ + + delay = 50; + fsm->substate = SIRDEV_STATE_DONGLE_RESET; + next_state = SIRDEV_STATE_DONGLE_RESET; + + fsm->param = 9600; + + break; + + case SIRDEV_STATE_DONGLE_CLOSE: + /* shouldn't we just treat this as success=? */ + if (dev->dongle_drv == NULL) { + fsm->result = -EINVAL; + next_state = SIRDEV_STATE_ERROR; + break; + } + + ret = sirdev_put_dongle(dev); + if (ret) { + fsm->result = ret; + next_state = SIRDEV_STATE_ERROR; + break; + } + next_state = SIRDEV_STATE_DONE; + break; + + case SIRDEV_STATE_SET_DTR_RTS: + ret = sirdev_set_dtr_rts(dev, + (fsm->param&0x02) ? TRUE : FALSE, + (fsm->param&0x01) ? TRUE : FALSE); + next_state = SIRDEV_STATE_DONE; + break; + + case SIRDEV_STATE_SET_SPEED: + fsm->substate = SIRDEV_STATE_WAIT_XMIT; + next_state = SIRDEV_STATE_DONGLE_CHECK; + break; + + case SIRDEV_STATE_DONGLE_CHECK: + ret = sirdev_tx_complete_fsm(dev); + if (ret < 0) { + fsm->result = ret; + next_state = SIRDEV_STATE_ERROR; + break; + } + if ((delay=ret) != 0) + break; + + if (dev->dongle_drv) { + fsm->substate = SIRDEV_STATE_DONGLE_RESET; + next_state = SIRDEV_STATE_DONGLE_RESET; + } + else { + dev->speed = fsm->param; + next_state = SIRDEV_STATE_PORT_SPEED; + } + break; + + case SIRDEV_STATE_DONGLE_RESET: + if (dev->dongle_drv->reset) { + ret = dev->dongle_drv->reset(dev); + if (ret < 0) { + fsm->result = ret; + next_state = SIRDEV_STATE_ERROR; + break; + } + } + else + ret = 0; + if ((delay=ret) == 0) { + /* set serial port according to dongle default speed */ + if (dev->drv->set_speed) + dev->drv->set_speed(dev, dev->speed); + fsm->substate = SIRDEV_STATE_DONGLE_SPEED; + next_state = SIRDEV_STATE_DONGLE_SPEED; + } + break; + + case SIRDEV_STATE_DONGLE_SPEED: + if (dev->dongle_drv->reset) { + ret = dev->dongle_drv->set_speed(dev, fsm->param); + if (ret < 0) { + fsm->result = ret; + next_state = SIRDEV_STATE_ERROR; + break; + } + } + else + ret = 0; + if ((delay=ret) == 0) + next_state = SIRDEV_STATE_PORT_SPEED; + break; + + case SIRDEV_STATE_PORT_SPEED: + /* Finally we are ready to change the serial port speed */ + if (dev->drv->set_speed) + dev->drv->set_speed(dev, dev->speed); + dev->new_speed = 0; + next_state = SIRDEV_STATE_DONE; + break; + + case SIRDEV_STATE_DONE: + /* Signal network layer so it can send more frames */ + netif_wake_queue(dev->netdev); + next_state = SIRDEV_STATE_COMPLETE; + break; + + default: + IRDA_ERROR("%s - undefined state\n", __FUNCTION__); + fsm->result = -EINVAL; + /* fall thru */ + + case SIRDEV_STATE_ERROR: + IRDA_ERROR("%s - error: %d\n", __FUNCTION__, fsm->result); + +#if 0 /* don't enable this before we have netdev->tx_timeout to recover */ + netif_stop_queue(dev->netdev); +#else + netif_wake_queue(dev->netdev); +#endif + /* fall thru */ + + case SIRDEV_STATE_COMPLETE: + /* config change finished, so we are not busy any longer */ + sirdev_enable_rx(dev); + up(&fsm->sem); + return; + } + fsm->state = next_state; + } while(!delay); + + queue_delayed_work(irda_sir_wq, &fsm->work, msecs_to_jiffies(delay)); +} + +/* schedule some device configuration task for execution by kIrDAd + * on behalf of the above state machine. + * can be called from process or interrupt/tasklet context. + */ + +int sirdev_schedule_request(struct sir_dev *dev, int initial_state, unsigned param) +{ + struct sir_fsm *fsm = &dev->fsm; + + IRDA_DEBUG(2, "%s - state=0x%04x / param=%u\n", __FUNCTION__, initial_state, param); + + if (down_trylock(&fsm->sem)) { + if (in_interrupt() || in_atomic() || irqs_disabled()) { + IRDA_DEBUG(1, "%s(), state machine busy!\n", __FUNCTION__); + return -EWOULDBLOCK; + } else + down(&fsm->sem); + } + + if (fsm->state == SIRDEV_STATE_DEAD) { + /* race with sirdev_close should never happen */ + IRDA_ERROR("%s(), instance staled!\n", __FUNCTION__); + up(&fsm->sem); + return -ESTALE; /* or better EPIPE? */ + } + + netif_stop_queue(dev->netdev); + atomic_set(&dev->enable_rx, 0); + + fsm->state = initial_state; + fsm->param = param; + fsm->result = 0; + + INIT_WORK(&fsm->work, sirdev_config_fsm, dev); + queue_work(irda_sir_wq, &fsm->work); + return 0; +} + + /***************************************************************************/ void sirdev_enable_rx(struct sir_dev *dev) @@ -619,10 +911,6 @@ struct sir_dev * sirdev_get_instance(const struct sir_driver *drv, const char *n spin_lock_init(&dev->tx_lock); init_MUTEX(&dev->fsm.sem); - INIT_LIST_HEAD(&dev->fsm.rq.lh_request); - dev->fsm.rq.pending = 0; - init_timer(&dev->fsm.rq.timer); - dev->drv = drv; dev->netdev = ndev; @@ -682,3 +970,22 @@ int sirdev_put_instance(struct sir_dev *dev) } EXPORT_SYMBOL(sirdev_put_instance); +static int __init sir_wq_init(void) +{ + irda_sir_wq = create_singlethread_workqueue("irda_sir_wq"); + if (!irda_sir_wq) + return -ENOMEM; + return 0; +} + +static void __exit sir_wq_exit(void) +{ + destroy_workqueue(irda_sir_wq); +} + +module_init(sir_wq_init); +module_exit(sir_wq_exit); + +MODULE_AUTHOR("Martin Diehl <info@mdiehl.de>"); +MODULE_DESCRIPTION("IrDA SIR core"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/irda/sir_kthread.c b/drivers/net/irda/sir_kthread.c deleted file mode 100644 index e3904d6..0000000 --- a/drivers/net/irda/sir_kthread.c +++ /dev/null @@ -1,508 +0,0 @@ -/********************************************************************* - * - * sir_kthread.c: dedicated thread to process scheduled - * sir device setup requests - * - * Copyright (c) 2002 Martin Diehl - * - * 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 of - * the License, or (at your option) any later version. - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/version.h> -#include <linux/init.h> -#include <linux/smp_lock.h> -#include <linux/completion.h> -#include <linux/delay.h> - -#include <net/irda/irda.h> - -#include "sir-dev.h" - -/************************************************************************** - * - * kIrDAd kernel thread and config state machine - * - */ - -struct irda_request_queue { - struct list_head request_list; - spinlock_t lock; - task_t *thread; - struct completion exit; - wait_queue_head_t kick, done; - atomic_t num_pending; -}; - -static struct irda_request_queue irda_rq_queue; - -static int irda_queue_request(struct irda_request *rq) -{ - int ret = 0; - unsigned long flags; - - if (!test_and_set_bit(0, &rq->pending)) { - spin_lock_irqsave(&irda_rq_queue.lock, flags); - list_add_tail(&rq->lh_request, &irda_rq_queue.request_list); - wake_up(&irda_rq_queue.kick); - atomic_inc(&irda_rq_queue.num_pending); - spin_unlock_irqrestore(&irda_rq_queue.lock, flags); - ret = 1; - } - return ret; -} - -static void irda_request_timer(unsigned long data) -{ - struct irda_request *rq = (struct irda_request *)data; - unsigned long flags; - - spin_lock_irqsave(&irda_rq_queue.lock, flags); - list_add_tail(&rq->lh_request, &irda_rq_queue.request_list); - wake_up(&irda_rq_queue.kick); - spin_unlock_irqrestore(&irda_rq_queue.lock, flags); -} - -static int irda_queue_delayed_request(struct irda_request *rq, unsigned long delay) -{ - int ret = 0; - struct timer_list *timer = &rq->timer; - - if (!test_and_set_bit(0, &rq->pending)) { - timer->expires = jiffies + delay; - timer->function = irda_request_timer; - timer->data = (unsigned long)rq; - atomic_inc(&irda_rq_queue.num_pending); - add_timer(timer); - ret = 1; - } - return ret; -} - -static void run_irda_queue(void) -{ - unsigned long flags; - struct list_head *entry, *tmp; - struct irda_request *rq; - - spin_lock_irqsave(&irda_rq_queue.lock, flags); - list_for_each_safe(entry, tmp, &irda_rq_queue.request_list) { - rq = list_entry(entry, struct irda_request, lh_request); - list_del_init(entry); - spin_unlock_irqrestore(&irda_rq_queue.lock, flags); - - clear_bit(0, &rq->pending); - rq->func(rq->data); - - if (atomic_dec_and_test(&irda_rq_queue.num_pending)) - wake_up(&irda_rq_queue.done); - - spin_lock_irqsave(&irda_rq_queue.lock, flags); - } - spin_unlock_irqrestore(&irda_rq_queue.lock, flags); -} - -static int irda_thread(void *startup) -{ - DECLARE_WAITQUEUE(wait, current); - - daemonize("kIrDAd"); - - irda_rq_queue.thread = current; - - complete((struct completion *)startup); - - while (irda_rq_queue.thread != NULL) { - - /* We use TASK_INTERRUPTIBLE, rather than - * TASK_UNINTERRUPTIBLE. Andrew Morton made this - * change ; he told me that it is safe, because "signal - * blocking is now handled in daemonize()", he added - * that the problem is that "uninterruptible sleep - * contributes to load average", making user worry. - * Jean II */ - set_task_state(current, TASK_INTERRUPTIBLE); - add_wait_queue(&irda_rq_queue.kick, &wait); - if (list_empty(&irda_rq_queue.request_list)) - schedule(); - else - __set_task_state(current, TASK_RUNNING); - remove_wait_queue(&irda_rq_queue.kick, &wait); - - /* make swsusp happy with our thread */ - try_to_freeze(); - - run_irda_queue(); - } - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,35) - reparent_to_init(); -#endif - complete_and_exit(&irda_rq_queue.exit, 0); - /* never reached */ - return 0; -} - - -static void flush_irda_queue(void) -{ - if (atomic_read(&irda_rq_queue.num_pending)) { - - DECLARE_WAITQUEUE(wait, current); - - if (!list_empty(&irda_rq_queue.request_list)) - run_irda_queue(); - - set_task_state(current, TASK_UNINTERRUPTIBLE); - add_wait_queue(&irda_rq_queue.done, &wait); - if (atomic_read(&irda_rq_queue.num_pending)) - schedule(); - else - __set_task_state(current, TASK_RUNNING); - remove_wait_queue(&irda_rq_queue.done, &wait); - } -} - -/* substate handler of the config-fsm to handle the cases where we want - * to wait for transmit completion before changing the port configuration - */ - -static int irda_tx_complete_fsm(struct sir_dev *dev) -{ - struct sir_fsm *fsm = &dev->fsm; - unsigned next_state, delay; - unsigned bytes_left; - - do { - next_state = fsm->substate; /* default: stay in current substate */ - delay = 0; - - switch(fsm->substate) { - - case SIRDEV_STATE_WAIT_XMIT: - if (dev->drv->chars_in_buffer) - bytes_left = dev->drv->chars_in_buffer(dev); - else - bytes_left = 0; - if (!bytes_left) { - next_state = SIRDEV_STATE_WAIT_UNTIL_SENT; - break; - } - - if (dev->speed > 115200) - delay = (bytes_left*8*10000) / (dev->speed/100); - else if (dev->speed > 0) - delay = (bytes_left*10*10000) / (dev->speed/100); - else - delay = 0; - /* expected delay (usec) until remaining bytes are sent */ - if (delay < 100) { - udelay(delay); - delay = 0; - break; - } - /* sleep some longer delay (msec) */ - delay = (delay+999) / 1000; - break; - - case SIRDEV_STATE_WAIT_UNTIL_SENT: - /* block until underlaying hardware buffer are empty */ - if (dev->drv->wait_until_sent) - dev->drv->wait_until_sent(dev); - next_state = SIRDEV_STATE_TX_DONE; - break; - - case SIRDEV_STATE_TX_DONE: - return 0; - - default: - IRDA_ERROR("%s - undefined state\n", __FUNCTION__); - return -EINVAL; - } - fsm->substate = next_state; - } while (delay == 0); - return delay; -} - -/* - * Function irda_config_fsm - * - * State machine to handle the configuration of the device (and attached dongle, if any). - * This handler is scheduled for execution in kIrDAd context, so we can sleep. - * however, kIrDAd is shared by all sir_dev devices so we better don't sleep there too - * long. Instead, for longer delays we start a timer to reschedule us later. - * On entry, fsm->sem is always locked and the netdev xmit queue stopped. - * Both must be unlocked/restarted on completion - but only on final exit. - */ - -static void irda_config_fsm(void *data) -{ - struct sir_dev *dev = data; - struct sir_fsm *fsm = &dev->fsm; - int next_state; - int ret = -1; - unsigned delay; - - IRDA_DEBUG(2, "%s(), <%ld>\n", __FUNCTION__, jiffies); - - do { - IRDA_DEBUG(3, "%s - state=0x%04x / substate=0x%04x\n", - __FUNCTION__, fsm->state, fsm->substate); - - next_state = fsm->state; - delay = 0; - - switch(fsm->state) { - - case SIRDEV_STATE_DONGLE_OPEN: - if (dev->dongle_drv != NULL) { - ret = sirdev_put_dongle(dev); - if (ret) { - fsm->result = -EINVAL; - next_state = SIRDEV_STATE_ERROR; - break; - } - } - - /* Initialize dongle */ - ret = sirdev_get_dongle(dev, fsm->param); - if (ret) { - fsm->result = ret; - next_state = SIRDEV_STATE_ERROR; - break; - } - - /* Dongles are powered through the modem control lines which - * were just set during open. Before resetting, let's wait for - * the power to stabilize. This is what some dongle drivers did - * in open before, while others didn't - should be safe anyway. - */ - - delay = 50; - fsm->substate = SIRDEV_STATE_DONGLE_RESET; - next_state = SIRDEV_STATE_DONGLE_RESET; - - fsm->param = 9600; - - break; - - case SIRDEV_STATE_DONGLE_CLOSE: - /* shouldn't we just treat this as success=? */ - if (dev->dongle_drv == NULL) { - fsm->result = -EINVAL; - next_state = SIRDEV_STATE_ERROR; - break; - } - - ret = sirdev_put_dongle(dev); - if (ret) { - fsm->result = ret; - next_state = SIRDEV_STATE_ERROR; - break; - } - next_state = SIRDEV_STATE_DONE; - break; - - case SIRDEV_STATE_SET_DTR_RTS: - ret = sirdev_set_dtr_rts(dev, - (fsm->param&0x02) ? TRUE : FALSE, - (fsm->param&0x01) ? TRUE : FALSE); - next_state = SIRDEV_STATE_DONE; - break; - - case SIRDEV_STATE_SET_SPEED: - fsm->substate = SIRDEV_STATE_WAIT_XMIT; - next_state = SIRDEV_STATE_DONGLE_CHECK; - break; - - case SIRDEV_STATE_DONGLE_CHECK: - ret = irda_tx_complete_fsm(dev); - if (ret < 0) { - fsm->result = ret; - next_state = SIRDEV_STATE_ERROR; - break; - } - if ((delay=ret) != 0) - break; - - if (dev->dongle_drv) { - fsm->substate = SIRDEV_STATE_DONGLE_RESET; - next_state = SIRDEV_STATE_DONGLE_RESET; - } - else { - dev->speed = fsm->param; - next_state = SIRDEV_STATE_PORT_SPEED; - } - break; - - case SIRDEV_STATE_DONGLE_RESET: - if (dev->dongle_drv->reset) { - ret = dev->dongle_drv->reset(dev); - if (ret < 0) { - fsm->result = ret; - next_state = SIRDEV_STATE_ERROR; - break; - } - } - else - ret = 0; - if ((delay=ret) == 0) { - /* set serial port according to dongle default speed */ - if (dev->drv->set_speed) - dev->drv->set_speed(dev, dev->speed); - fsm->substate = SIRDEV_STATE_DONGLE_SPEED; - next_state = SIRDEV_STATE_DONGLE_SPEED; - } - break; - - case SIRDEV_STATE_DONGLE_SPEED: - if (dev->dongle_drv->reset) { - ret = dev->dongle_drv->set_speed(dev, fsm->param); - if (ret < 0) { - fsm->result = ret; - next_state = SIRDEV_STATE_ERROR; - break; - } - } - else - ret = 0; - if ((delay=ret) == 0) - next_state = SIRDEV_STATE_PORT_SPEED; - break; - - case SIRDEV_STATE_PORT_SPEED: - /* Finally we are ready to change the serial port speed */ - if (dev->drv->set_speed) - dev->drv->set_speed(dev, dev->speed); - dev->new_speed = 0; - next_state = SIRDEV_STATE_DONE; - break; - - case SIRDEV_STATE_DONE: - /* Signal network layer so it can send more frames */ - netif_wake_queue(dev->netdev); - next_state = SIRDEV_STATE_COMPLETE; - break; - - default: - IRDA_ERROR("%s - undefined state\n", __FUNCTION__); - fsm->result = -EINVAL; - /* fall thru */ - - case SIRDEV_STATE_ERROR: - IRDA_ERROR("%s - error: %d\n", __FUNCTION__, fsm->result); - -#if 0 /* don't enable this before we have netdev->tx_timeout to recover */ - netif_stop_queue(dev->netdev); -#else - netif_wake_queue(dev->netdev); -#endif - /* fall thru */ - - case SIRDEV_STATE_COMPLETE: - /* config change finished, so we are not busy any longer */ - sirdev_enable_rx(dev); - up(&fsm->sem); - return; - } - fsm->state = next_state; - } while(!delay); - - irda_queue_delayed_request(&fsm->rq, msecs_to_jiffies(delay)); -} - -/* schedule some device configuration task for execution by kIrDAd - * on behalf of the above state machine. - * can be called from process or interrupt/tasklet context. - */ - -int sirdev_schedule_request(struct sir_dev *dev, int initial_state, unsigned param) -{ - struct sir_fsm *fsm = &dev->fsm; - int xmit_was_down; - - IRDA_DEBUG(2, "%s - state=0x%04x / param=%u\n", __FUNCTION__, initial_state, param); - - if (down_trylock(&fsm->sem)) { - if (in_interrupt() || in_atomic() || irqs_disabled()) { - IRDA_DEBUG(1, "%s(), state machine busy!\n", __FUNCTION__); - return -EWOULDBLOCK; - } else - down(&fsm->sem); - } - - if (fsm->state == SIRDEV_STATE_DEAD) { - /* race with sirdev_close should never happen */ - IRDA_ERROR("%s(), instance staled!\n", __FUNCTION__); - up(&fsm->sem); - return -ESTALE; /* or better EPIPE? */ - } - - xmit_was_down = netif_queue_stopped(dev->netdev); - netif_stop_queue(dev->netdev); - atomic_set(&dev->enable_rx, 0); - - fsm->state = initial_state; - fsm->param = param; - fsm->result = 0; - - INIT_LIST_HEAD(&fsm->rq.lh_request); - fsm->rq.pending = 0; - fsm->rq.func = irda_config_fsm; - fsm->rq.data = dev; - - if (!irda_queue_request(&fsm->rq)) { /* returns 0 on error! */ - atomic_set(&dev->enable_rx, 1); - if (!xmit_was_down) - netif_wake_queue(dev->netdev); - up(&fsm->sem); - return -EAGAIN; - } - return 0; -} - -static int __init irda_thread_create(void) -{ - struct completion startup; - int pid; - - spin_lock_init(&irda_rq_queue.lock); - irda_rq_queue.thread = NULL; - INIT_LIST_HEAD(&irda_rq_queue.request_list); - init_waitqueue_head(&irda_rq_queue.kick); - init_waitqueue_head(&irda_rq_queue.done); - atomic_set(&irda_rq_queue.num_pending, 0); - - init_completion(&startup); - pid = kernel_thread(irda_thread, &startup, CLONE_FS|CLONE_FILES); - if (pid <= 0) - return -EAGAIN; - else - wait_for_completion(&startup); - - return 0; -} - -static void __exit irda_thread_join(void) -{ - if (irda_rq_queue.thread) { - flush_irda_queue(); - init_completion(&irda_rq_queue.exit); - irda_rq_queue.thread = NULL; - wake_up(&irda_rq_queue.kick); - wait_for_completion(&irda_rq_queue.exit); - } -} - -module_init(irda_thread_create); -module_exit(irda_thread_join); - -MODULE_AUTHOR("Martin Diehl <info@mdiehl.de>"); -MODULE_DESCRIPTION("IrDA SIR core"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c index bbcfc8e..a467404 100644 --- a/drivers/net/irda/smsc-ircc2.c +++ b/drivers/net/irda/smsc-ircc2.c @@ -54,6 +54,7 @@ #include <linux/rtnetlink.h> #include <linux/serial_reg.h> #include <linux/dma-mapping.h> +#include <linux/pnp.h> #include <linux/platform_device.h> #include <asm/io.h> @@ -225,6 +226,8 @@ static int __init smsc_superio_lpc(unsigned short cfg_base); #ifdef CONFIG_PCI static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuration *conf); static int __init preconfigure_through_82801(struct pci_dev *dev, struct smsc_ircc_subsystem_configuration *conf); +static void __init preconfigure_ali_port(struct pci_dev *dev, + unsigned short port); static int __init preconfigure_through_ali(struct pci_dev *dev, struct smsc_ircc_subsystem_configuration *conf); static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg, unsigned short ircc_fir, @@ -356,6 +359,16 @@ static inline void register_bank(int iobase, int bank) iobase + IRCC_MASTER); } +#ifdef CONFIG_PNP +/* PNP hotplug support */ +static const struct pnp_device_id smsc_ircc_pnp_table[] = { + { .id = "SMCf010", .driver_data = 0 }, + /* and presumably others */ + { } +}; +MODULE_DEVICE_TABLE(pnp, smsc_ircc_pnp_table); +#endif + /******************************************************************************* * @@ -2070,7 +2083,8 @@ static void smsc_ircc_sir_wait_hw_transmitter_finish(struct smsc_ircc_cb *self) /* PROBING * - * + * REVISIT we can be told about the device by PNP, and should use that info + * instead of probing hardware and creating a platform_device ... */ static int __init smsc_ircc_look_for_chips(void) @@ -2327,9 +2341,14 @@ static int __init smsc_superio_lpc(unsigned short cfg_base) * pre-configuration not properly done by the BIOS (especially laptops) * This code is based in part on smcinit.c, tosh1800-smcinit.c * and tosh2450-smcinit.c. The table lists the device entries - * for ISA bridges with an LPC (Local Peripheral Configurator) - * that are in turn used to configure the SMSC device with default - * SIR and FIR I/O ports, DMA and IRQ. + * for ISA bridges with an LPC (Low Pin Count) controller which + * handles the communication with the SMSC device. After the LPC + * controller is initialized through PCI, the SMSC device is initialized + * through a dedicated port in the ISA port-mapped I/O area, this latter + * area is used to configure the SMSC device with default + * SIR and FIR I/O ports, DMA and IRQ. Different vendors have + * used different sets of parameters and different control port + * addresses making a subsystem device table necessary. */ #ifdef CONFIG_PCI #define PCIID_VENDOR_INTEL 0x8086 @@ -2340,9 +2359,10 @@ static struct smsc_ircc_subsystem_configuration subsystem_configurations[] __dev .device = 0x24cc, .subvendor = 0x103c, .subdevice = 0x088c, - .sir_io = 0x02f8, /* Quite certain these are the same for nc8000 as for nc6000 */ + /* Quite certain these are the same for nc8000 as for nc6000 */ + .sir_io = 0x02f8, .fir_io = 0x0130, - .fir_irq = 0x09, + .fir_irq = 0x05, .fir_dma = 0x03, .cfg_base = 0x004e, .preconfigure = preconfigure_through_82801, @@ -2355,60 +2375,79 @@ static struct smsc_ircc_subsystem_configuration subsystem_configurations[] __dev .subdevice = 0x0890, .sir_io = 0x02f8, .fir_io = 0x0130, - .fir_irq = 0x09, + .fir_irq = 0x05, .fir_dma = 0x03, .cfg_base = 0x004e, .preconfigure = preconfigure_through_82801, .name = "HP nc6000", }, { - .vendor = PCIID_VENDOR_INTEL, /* Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge */ + /* Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge */ + .vendor = PCIID_VENDOR_INTEL, .device = 0x24c0, .subvendor = 0x1179, - .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */ + .subdevice = 0xffff, /* 0xffff is "any" */ .sir_io = 0x03f8, .fir_io = 0x0130, .fir_irq = 0x07, .fir_dma = 0x01, .cfg_base = 0x002e, .preconfigure = preconfigure_through_82801, - .name = "Toshiba Satellite 2450", + .name = "Toshiba laptop with Intel 82801DB/DBL LPC bridge", }, { .vendor = PCIID_VENDOR_INTEL, /* Intel 82801CAM ISA bridge */ - .device = 0x248c, /* Some use 24cc? */ + .device = 0x248c, + .subvendor = 0x1179, + .subdevice = 0xffff, /* 0xffff is "any" */ + .sir_io = 0x03f8, + .fir_io = 0x0130, + .fir_irq = 0x03, + .fir_dma = 0x03, + .cfg_base = 0x002e, + .preconfigure = preconfigure_through_82801, + .name = "Toshiba laptop with Intel 82801CAM ISA bridge", + }, + { + /* 82801DBM (ICH4-M) LPC Interface Bridge */ + .vendor = PCIID_VENDOR_INTEL, + .device = 0x24cc, .subvendor = 0x1179, - .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */ + .subdevice = 0xffff, /* 0xffff is "any" */ .sir_io = 0x03f8, .fir_io = 0x0130, .fir_irq = 0x03, .fir_dma = 0x03, .cfg_base = 0x002e, .preconfigure = preconfigure_through_82801, - .name = "Toshiba Satellite 5100/5200, Tecra 9100", + .name = "Toshiba laptop with Intel 8281DBM LPC bridge", }, { - .vendor = PCIID_VENDOR_ALI, /* ALi M1533/M1535 PCI to ISA Bridge [Aladdin IV/V/V+] */ + /* ALi M1533/M1535 PCI to ISA Bridge [Aladdin IV/V/V+] */ + .vendor = PCIID_VENDOR_ALI, .device = 0x1533, .subvendor = 0x1179, - .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */ + .subdevice = 0xffff, /* 0xffff is "any" */ .sir_io = 0x02e8, .fir_io = 0x02f8, .fir_irq = 0x07, .fir_dma = 0x03, .cfg_base = 0x002e, .preconfigure = preconfigure_through_ali, - .name = "Toshiba Satellite 1800", + .name = "Toshiba laptop with ALi ISA bridge", }, { } // Terminator }; /* - * This sets up the basic SMSC parameters (FIR port, SIR port, FIR DMA, FIR IRQ) + * This sets up the basic SMSC parameters + * (FIR port, SIR port, FIR DMA, FIR IRQ) * through the chip configuration port. */ -static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuration *conf) +static int __init preconfigure_smsc_chip(struct + smsc_ircc_subsystem_configuration + *conf) { unsigned short iobase = conf->cfg_base; unsigned char tmpbyte; @@ -2416,7 +2455,9 @@ static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuratio outb(LPC47N227_CFGACCESSKEY, iobase); // enter configuration state outb(SMSCSIOFLAT_DEVICEID_REG, iobase); // set for device ID tmpbyte = inb(iobase +1); // Read device ID - IRDA_DEBUG(0, "Detected Chip id: 0x%02x, setting up registers...\n",tmpbyte); + IRDA_DEBUG(0, + "Detected Chip id: 0x%02x, setting up registers...\n", + tmpbyte); /* Disable UART1 and set up SIR I/O port */ outb(0x24, iobase); // select CR24 - UART1 base addr @@ -2426,6 +2467,7 @@ static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuratio tmpbyte = inb(iobase + 1); if (tmpbyte != (conf->sir_io >> 2) ) { IRDA_WARNING("ERROR: could not configure SIR ioport.\n"); + IRDA_WARNING("Try to supply ircc_cfg argument.\n"); return -ENXIO; } @@ -2461,7 +2503,8 @@ static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuratio outb(SMSCSIOFLAT_UARTMODE0C_REG, iobase); // CR0C - UART mode tmpbyte = inb(iobase + 1); - tmpbyte &= ~SMSCSIOFLAT_UART2MODE_MASK | SMSCSIOFLAT_UART2MODE_VAL_IRDA; + tmpbyte &= ~SMSCSIOFLAT_UART2MODE_MASK | + SMSCSIOFLAT_UART2MODE_VAL_IRDA; outb(tmpbyte, iobase + 1); // enable IrDA (HPSIR) mode, high speed outb(LPC47N227_APMBOOTDRIVE_REG, iobase); // CR07 - Auto Pwr Mgt/boot drive sel @@ -2486,53 +2529,226 @@ static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuratio return 0; } -/* 82801CAM registers */ +/* 82801CAM generic registers */ #define VID 0x00 #define DID 0x02 -#define PIRQA_ROUT 0x60 +#define PIRQ_A_D_ROUT 0x60 +#define SIRQ_CNTL 0x64 +#define PIRQ_E_H_ROUT 0x68 #define PCI_DMA_C 0x90 +/* LPC-specific registers */ #define COM_DEC 0xe0 +#define GEN1_DEC 0xe4 #define LPC_EN 0xe6 #define GEN2_DEC 0xec /* - * Sets up the I/O range using the 82801CAM ISA bridge, 82801DBM LPC bridge or - * Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge. They all work the same way! + * Sets up the I/O range using the 82801CAM ISA bridge, 82801DBM LPC bridge + * or Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge. + * They all work the same way! */ static int __init preconfigure_through_82801(struct pci_dev *dev, - struct smsc_ircc_subsystem_configuration *conf) + struct + smsc_ircc_subsystem_configuration + *conf) { unsigned short tmpword; - int ret; + unsigned char tmpbyte; - IRDA_MESSAGE("Setting up the SMSC device via the 82801 controller.\n"); - pci_write_config_byte(dev, COM_DEC, 0x10); + IRDA_MESSAGE("Setting up Intel 82801 controller and SMSC device\n"); + /* + * Select the range for the COMA COM port (SIR) + * Register COM_DEC: + * Bit 7: reserved + * Bit 6-4, COMB decode range + * Bit 3: reserved + * Bit 2-0, COMA decode range + * + * Decode ranges: + * 000 = 0x3f8-0x3ff (COM1) + * 001 = 0x2f8-0x2ff (COM2) + * 010 = 0x220-0x227 + * 011 = 0x228-0x22f + * 100 = 0x238-0x23f + * 101 = 0x2e8-0x2ef (COM4) + * 110 = 0x338-0x33f + * 111 = 0x3e8-0x3ef (COM3) + */ + pci_read_config_byte(dev, COM_DEC, &tmpbyte); + tmpbyte &= 0xf8; /* mask COMA bits */ + switch(conf->sir_io) { + case 0x3f8: + tmpbyte |= 0x00; + break; + case 0x2f8: + tmpbyte |= 0x01; + break; + case 0x220: + tmpbyte |= 0x02; + break; + case 0x228: + tmpbyte |= 0x03; + break; + case 0x238: + tmpbyte |= 0x04; + break; + case 0x2e8: + tmpbyte |= 0x05; + break; + case 0x338: + tmpbyte |= 0x06; + break; + case 0x3e8: + tmpbyte |= 0x07; + break; + default: + tmpbyte |= 0x01; /* COM2 default */ + } + IRDA_DEBUG(1, "COM_DEC (write): 0x%02x\n", tmpbyte); + pci_write_config_byte(dev, COM_DEC, tmpbyte); - /* Enable LPC */ - pci_read_config_word(dev, LPC_EN, &tmpword); /* LPC_EN register */ - tmpword &= 0xfffd; /* mask bit 1 */ - tmpword |= 0x0001; /* set bit 0 : COMA addr range enable */ + /* Enable Low Pin Count interface */ + pci_read_config_word(dev, LPC_EN, &tmpword); + /* These seem to be set up at all times, + * just make sure it is properly set. + */ + switch(conf->cfg_base) { + case 0x04e: + tmpword |= 0x2000; + break; + case 0x02e: + tmpword |= 0x1000; + break; + case 0x062: + tmpword |= 0x0800; + break; + case 0x060: + tmpword |= 0x0400; + break; + default: + IRDA_WARNING("Uncommon I/O base address: 0x%04x\n", + conf->cfg_base); + break; + } + tmpword &= 0xfffd; /* disable LPC COMB */ + tmpword |= 0x0001; /* set bit 0 : enable LPC COMA addr range (GEN2) */ + IRDA_DEBUG(1, "LPC_EN (write): 0x%04x\n", tmpword); pci_write_config_word(dev, LPC_EN, tmpword); - /* Setup DMA */ - pci_write_config_word(dev, PCI_DMA_C, 0xc0c0); /* LPC I/F DMA on, channel 3 -- rtm (?? PCI DMA ?) */ - pci_write_config_word(dev, GEN2_DEC, 0x131); /* LPC I/F 2nd decode range */ + /* + * Configure LPC DMA channel + * PCI_DMA_C bits: + * Bit 15-14: DMA channel 7 select + * Bit 13-12: DMA channel 6 select + * Bit 11-10: DMA channel 5 select + * Bit 9-8: Reserved + * Bit 7-6: DMA channel 3 select + * Bit 5-4: DMA channel 2 select + * Bit 3-2: DMA channel 1 select + * Bit 1-0: DMA channel 0 select + * 00 = Reserved value + * 01 = PC/PCI DMA + * 10 = Reserved value + * 11 = LPC I/F DMA + */ + pci_read_config_word(dev, PCI_DMA_C, &tmpword); + switch(conf->fir_dma) { + case 0x07: + tmpword |= 0xc000; + break; + case 0x06: + tmpword |= 0x3000; + break; + case 0x05: + tmpword |= 0x0c00; + break; + case 0x03: + tmpword |= 0x00c0; + break; + case 0x02: + tmpword |= 0x0030; + break; + case 0x01: + tmpword |= 0x000c; + break; + case 0x00: + tmpword |= 0x0003; + break; + default: + break; /* do not change settings */ + } + IRDA_DEBUG(1, "PCI_DMA_C (write): 0x%04x\n", tmpword); + pci_write_config_word(dev, PCI_DMA_C, tmpword); + + /* + * GEN2_DEC bits: + * Bit 15-4: Generic I/O range + * Bit 3-1: reserved (read as 0) + * Bit 0: enable GEN2 range on LPC I/F + */ + tmpword = conf->fir_io & 0xfff8; + tmpword |= 0x0001; + IRDA_DEBUG(1, "GEN2_DEC (write): 0x%04x\n", tmpword); + pci_write_config_word(dev, GEN2_DEC, tmpword); /* Pre-configure chip */ - ret = preconfigure_smsc_chip(conf); + return preconfigure_smsc_chip(conf); +} - /* Disable LPC */ - pci_read_config_word(dev, LPC_EN, &tmpword); /* LPC_EN register */ - tmpword &= 0xfffc; /* mask bit 1 and bit 0, COMA addr range disable */ - pci_write_config_word(dev, LPC_EN, tmpword); - return ret; +/* + * Pre-configure a certain port on the ALi 1533 bridge. + * This is based on reverse-engineering since ALi does not + * provide any data sheet for the 1533 chip. + */ +static void __init preconfigure_ali_port(struct pci_dev *dev, + unsigned short port) +{ + unsigned char reg; + /* These bits obviously control the different ports */ + unsigned char mask; + unsigned char tmpbyte; + + switch(port) { + case 0x0130: + case 0x0178: + reg = 0xb0; + mask = 0x80; + break; + case 0x03f8: + reg = 0xb4; + mask = 0x80; + break; + case 0x02f8: + reg = 0xb4; + mask = 0x30; + break; + case 0x02e8: + reg = 0xb4; + mask = 0x08; + break; + default: + IRDA_ERROR("Failed to configure unsupported port on ALi 1533 bridge: 0x%04x\n", port); + return; + } + + pci_read_config_byte(dev, reg, &tmpbyte); + /* Turn on the right bits */ + tmpbyte |= mask; + pci_write_config_byte(dev, reg, tmpbyte); + IRDA_MESSAGE("Activated ALi 1533 ISA bridge port 0x%04x.\n", port); + return; } static int __init preconfigure_through_ali(struct pci_dev *dev, - struct smsc_ircc_subsystem_configuration *conf) + struct + smsc_ircc_subsystem_configuration + *conf) { - /* TODO: put in ALi 1533 configuration here. */ - IRDA_MESSAGE("SORRY: %s has an unsupported bridge controller (ALi): not pre-configured.\n", conf->name); - return -ENODEV; + /* Configure the two ports on the ALi 1533 */ + preconfigure_ali_port(dev, conf->sir_io); + preconfigure_ali_port(dev, conf->fir_io); + + /* Pre-configure chip */ + return preconfigure_smsc_chip(conf); } static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg, @@ -2552,9 +2768,10 @@ static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg, struct smsc_ircc_subsystem_configuration *conf; /* - * Cache the subsystem vendor/device: some manufacturers fail to set - * this for all components, so we save it in case there is just - * 0x0000 0x0000 on the device we want to check. + * Cache the subsystem vendor/device: + * some manufacturers fail to set this for all components, + * so we save it in case there is just 0x0000 0x0000 on the + * device we want to check. */ if (dev->subsystem_vendor != 0x0000U) { ss_vendor = dev->subsystem_vendor; @@ -2564,13 +2781,20 @@ static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg, for( ; conf->subvendor; conf++) { if(conf->vendor == dev->vendor && conf->device == dev->device && - conf->subvendor == ss_vendor && /* Sometimes these are cached values */ - (conf->subdevice == ss_device || conf->subdevice == 0xffff)) { - struct smsc_ircc_subsystem_configuration tmpconf; + conf->subvendor == ss_vendor && + /* Sometimes these are cached values */ + (conf->subdevice == ss_device || + conf->subdevice == 0xffff)) { + struct smsc_ircc_subsystem_configuration + tmpconf; - memcpy(&tmpconf, conf, sizeof(struct smsc_ircc_subsystem_configuration)); + memcpy(&tmpconf, conf, + sizeof(struct smsc_ircc_subsystem_configuration)); - /* Override the default values with anything passed in as parameter */ + /* + * Override the default values with anything + * passed in as parameter + */ if (ircc_cfg != 0) tmpconf.cfg_base = ircc_cfg; if (ircc_fir != 0) diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c index 6f7dce8..b67f586 100644 --- a/drivers/net/ixp2000/enp2611.c +++ b/drivers/net/ixp2000/enp2611.c @@ -149,6 +149,8 @@ static void enp2611_check_link_status(unsigned long __dummy) int status; dev = nds[i]; + if (dev == NULL) + continue; status = pm3386_is_link_up(i); if (status && !netif_carrier_ok(dev)) { @@ -191,6 +193,7 @@ static void enp2611_set_port_admin_status(int port, int up) static int __init enp2611_init_module(void) { + int ports; int i; if (!machine_is_enp2611()) @@ -199,7 +202,8 @@ static int __init enp2611_init_module(void) caleb_reset(); pm3386_reset(); - for (i = 0; i < 3; i++) { + ports = pm3386_port_count(); + for (i = 0; i < ports; i++) { nds[i] = ixpdev_alloc(i, sizeof(struct enp2611_ixpdev_priv)); if (nds[i] == NULL) { while (--i >= 0) @@ -215,9 +219,10 @@ static int __init enp2611_init_module(void) ixp2400_msf_init(&enp2611_msf_parameters); - if (ixpdev_init(3, nds, enp2611_set_port_admin_status)) { - for (i = 0; i < 3; i++) - free_netdev(nds[i]); + if (ixpdev_init(ports, nds, enp2611_set_port_admin_status)) { + for (i = 0; i < ports; i++) + if (nds[i]) + free_netdev(nds[i]); return -EINVAL; } diff --git a/drivers/net/ixp2000/pm3386.c b/drivers/net/ixp2000/pm3386.c index 5c7ab75..5224651 100644 --- a/drivers/net/ixp2000/pm3386.c +++ b/drivers/net/ixp2000/pm3386.c @@ -86,40 +86,53 @@ static void pm3386_port_reg_write(int port, int _reg, int spacing, u16 value) pm3386_reg_write(port >> 1, reg, value); } +int pm3386_secondary_present(void) +{ + return pm3386_reg_read(1, 0) == 0x3386; +} void pm3386_reset(void) { u8 mac[3][6]; + int secondary; + + secondary = pm3386_secondary_present(); /* Save programmed MAC addresses. */ pm3386_get_mac(0, mac[0]); pm3386_get_mac(1, mac[1]); - pm3386_get_mac(2, mac[2]); + if (secondary) + pm3386_get_mac(2, mac[2]); /* Assert analog and digital reset. */ pm3386_reg_write(0, 0x002, 0x0060); - pm3386_reg_write(1, 0x002, 0x0060); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0060); mdelay(1); /* Deassert analog reset. */ pm3386_reg_write(0, 0x002, 0x0062); - pm3386_reg_write(1, 0x002, 0x0062); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0062); mdelay(10); /* Deassert digital reset. */ pm3386_reg_write(0, 0x002, 0x0063); - pm3386_reg_write(1, 0x002, 0x0063); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0063); mdelay(10); /* Restore programmed MAC addresses. */ pm3386_set_mac(0, mac[0]); pm3386_set_mac(1, mac[1]); - pm3386_set_mac(2, mac[2]); + if (secondary) + pm3386_set_mac(2, mac[2]); /* Disable carrier on all ports. */ pm3386_set_carrier(0, 0); pm3386_set_carrier(1, 0); - pm3386_set_carrier(2, 0); + if (secondary) + pm3386_set_carrier(2, 0); } static u16 swaph(u16 x) @@ -127,6 +140,11 @@ static u16 swaph(u16 x) return ((x << 8) | (x >> 8)) & 0xffff; } +int pm3386_port_count(void) +{ + return 2 + pm3386_secondary_present(); +} + void pm3386_init_port(int port) { int pm = port >> 1; diff --git a/drivers/net/ixp2000/pm3386.h b/drivers/net/ixp2000/pm3386.h index fe92bb0..cc4183d 100644 --- a/drivers/net/ixp2000/pm3386.h +++ b/drivers/net/ixp2000/pm3386.h @@ -13,6 +13,7 @@ #define __PM3386_H void pm3386_reset(void); +int pm3386_port_count(void); void pm3386_init_port(int port); void pm3386_get_mac(int port, u8 *mac); void pm3386_set_mac(int port, u8 *mac); diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index ea62a3e..411f4d8 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -1419,6 +1419,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev) mv643xx_eth_update_pscr(dev, &cmd); mv643xx_set_settings(dev, &cmd); + SET_MODULE_OWNER(dev); + SET_NETDEV_DEV(dev, &pdev->dev); err = register_netdev(dev); if (err) goto out; diff --git a/drivers/net/ne.c b/drivers/net/ne.c index 08b218c..b327652 100644 --- a/drivers/net/ne.c +++ b/drivers/net/ne.c @@ -139,8 +139,9 @@ bad_clone_list[] __initdata = { #if defined(CONFIG_PLAT_MAPPI) # define DCR_VAL 0x4b -#elif defined(CONFIG_PLAT_OAKS32R) -# define DCR_VAL 0x48 +#elif defined(CONFIG_PLAT_OAKS32R) || \ + defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938) +# define DCR_VAL 0x48 /* 8-bit mode */ #else # define DCR_VAL 0x49 #endif @@ -226,7 +227,7 @@ struct net_device * __init ne_probe(int unit) netdev_boot_setup_check(dev); #ifdef CONFIG_TOSHIBA_RBTX4938 - dev->base_addr = 0x07f20280; + dev->base_addr = RBTX4938_RTL_8019_BASE; dev->irq = RBTX4938_RTL_8019_IRQ; #endif err = do_ne_probe(dev); @@ -396,10 +397,22 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr) /* We must set the 8390 for word mode. */ outb_p(DCR_VAL, ioaddr + EN0_DCFG); start_page = NESM_START_PG; - stop_page = NESM_STOP_PG; + + /* + * Realtek RTL8019AS datasheet says that the PSTOP register + * shouldn't exceed 0x60 in 8-bit mode. + * This chip can be identified by reading the signature from + * the remote byte count registers (otherwise write-only)... + */ + if ((DCR_VAL & 0x01) == 0 && /* 8-bit mode */ + inb(ioaddr + EN0_RCNTLO) == 0x50 && + inb(ioaddr + EN0_RCNTHI) == 0x70) + stop_page = 0x60; + else + stop_page = NESM_STOP_PG; } else { start_page = NE1SM_START_PG; - stop_page = NE1SM_STOP_PG; + stop_page = NE1SM_STOP_PG; } #if defined(CONFIG_PLAT_MAPPI) || defined(CONFIG_PLAT_OAKS32R) @@ -509,15 +522,9 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr) ei_status.name = name; ei_status.tx_start_page = start_page; ei_status.stop_page = stop_page; -#if defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938) - wordlength = 1; -#endif -#ifdef CONFIG_PLAT_OAKS32R - ei_status.word16 = 0; -#else - ei_status.word16 = (wordlength == 2); -#endif + /* Use 16-bit mode only if this wasn't overridden by DCR_VAL */ + ei_status.word16 = (wordlength == 2 && (DCR_VAL & 0x01)); ei_status.rx_start_page = start_page + TX_PAGES; #ifdef PACKETBUF_MEMSIZE diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index 66e74f7..bf58db2 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -107,7 +107,7 @@ static int init_netconsole(void) if(!configured) { printk("netconsole: not configured, aborting\n"); - return -EINVAL; + return 0; } if(netpoll_setup(&np)) diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index 448a094..2ea66ac 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -1691,17 +1691,6 @@ static void do_set_multicast_list(struct net_device *dev) memset(ei_local->mcfilter, 0xFF, 8); } - /* - * DP8390 manuals don't specify any magic sequence for altering - * the multicast regs on an already running card. To be safe, we - * ensure multicast mode is off prior to loading up the new hash - * table. If this proves to be not enough, we can always resort - * to stopping the NIC, loading the table and then restarting. - */ - - if (netif_running(dev)) - outb_p(E8390_RXCONFIG, e8390_base + EN0_RXCR); - outb_p(E8390_NODMA + E8390_PAGE1, e8390_base + E8390_CMD); for(i = 0; i < 8; i++) { @@ -1715,6 +1704,8 @@ static void do_set_multicast_list(struct net_device *dev) outb_p(E8390_RXCONFIG | 0x48, e8390_base + EN0_RXCR); else outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR); + + outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD); } /* diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c index 4260c21..a8f6bfc 100644 --- a/drivers/net/pcmcia/nmclan_cs.c +++ b/drivers/net/pcmcia/nmclan_cs.c @@ -1204,7 +1204,7 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) dev->last_rx = jiffies; lp->linux_stats.rx_packets++; - lp->linux_stats.rx_bytes += skb->len; + lp->linux_stats.rx_bytes += pkt_len; outb(0xFF, ioaddr + AM2150_RCV_NEXT); /* skip to next frame */ continue; } else { diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index 506e777..d090df4 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1639,6 +1639,7 @@ static struct pcmcia_device_id pcnet_ids[] = { PCMCIA_DEVICE_PROD_ID12("CONTEC", "C-NET(PC)C-10L", 0x21cab552, 0xf6f90722), PCMCIA_DEVICE_PROD_ID12("corega", "FEther PCC-TXF", 0x0a21501a, 0xa51564a2), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-T", 0x5261440f, 0xfa9d85bd), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-TD", 0x5261440f, 0xc49bd73d), PCMCIA_DEVICE_PROD_ID12("Corega K.K.", "corega EtherII PCC-TD", 0xd4fdcbd8, 0xc49bd73d), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega Ether PCC-T", 0x5261440f, 0x6705fcaa), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FastEther PCC-TX", 0x5261440f, 0x485e85d9), diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c index 07c31f1..fc08c4a 100644 --- a/drivers/net/pcnet32.c +++ b/drivers/net/pcnet32.c @@ -1774,8 +1774,6 @@ static int pcnet32_open(struct net_device *dev) lp->rx_dma_addr[i] = 0; } - pcnet32_free_ring(dev); - /* * Switch back to 16bit mode to avoid problems with dumb * DOS packet driver after a warm reboot diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 459443b..1b236bd 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -60,8 +60,10 @@ int mdiobus_register(struct mii_bus *bus) for (i = 0; i < PHY_MAX_ADDR; i++) { struct phy_device *phydev; - if (bus->phy_mask & (1 << i)) + if (bus->phy_mask & (1 << i)) { + bus->phy_map[i] = NULL; continue; + } phydev = get_phy_device(bus, i); diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c index 475dc93..0d101a1 100644 --- a/drivers/net/pppoe.c +++ b/drivers/net/pppoe.c @@ -861,6 +861,9 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb) * give dev_queue_xmit something it can free. */ skb2 = skb_clone(skb, GFP_ATOMIC); + + if (skb2 == NULL) + goto abort; } ph = (struct pppoe_hdr *) skb_push(skb2, sizeof(struct pppoe_hdr)); diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index b82191d..f5a3bf4 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -127,6 +127,7 @@ static const struct mii_chip_info { } mii_chip_table[] = { { "SiS 900 Internal MII PHY", 0x001d, 0x8000, LAN }, { "SiS 7014 Physical Layer Solution", 0x0016, 0xf830, LAN }, + { "SiS 900 on Foxconn 661 7MI", 0x0143, 0xBC70, LAN }, { "Altimata AC101LF PHY", 0x0022, 0x5520, LAN }, { "ADM 7001 LAN PHY", 0x002e, 0xcc60, LAN }, { "AMD 79C901 10BASE-T PHY", 0x0000, 0x6B70, LAN }, diff --git a/drivers/net/skge.c b/drivers/net/skge.c index a70c2b0..5ca5a1b 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -78,8 +78,7 @@ static const struct pci_device_id skge_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU) }, { PCI_DEVICE(PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T), }, - { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b00) }, - { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b01) }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b01) }, /* DGE-530T */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4320) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x5005) }, /* Belkin */ { PCI_DEVICE(PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD) }, @@ -402,7 +401,7 @@ static int skge_set_ring_param(struct net_device *dev, int err; if (p->rx_pending == 0 || p->rx_pending > MAX_RX_RING_SIZE || - p->tx_pending == 0 || p->tx_pending > MAX_TX_RING_SIZE) + p->tx_pending < MAX_SKB_FRAGS+1 || p->tx_pending > MAX_TX_RING_SIZE) return -EINVAL; skge->rx_ring.count = p->rx_pending; @@ -2717,8 +2716,7 @@ static int skge_poll(struct net_device *dev, int *budget) if (control & BMU_OWN) break; - skb = skge_rx_get(skge, e, control, rd->status, - le16_to_cpu(rd->csum2)); + skb = skge_rx_get(skge, e, control, rd->status, rd->csum2); if (likely(skb)) { dev->last_rx = jiffies; netif_receive_skb(skb); diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 67b0eab..9591096 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -51,7 +51,7 @@ #include "sky2.h" #define DRV_NAME "sky2" -#define DRV_VERSION "1.1" +#define DRV_VERSION "1.4" #define PFX DRV_NAME " " /* @@ -79,6 +79,8 @@ #define NAPI_WEIGHT 64 #define PHY_RETRIES 1000 +#define RING_NEXT(x,s) (((x)+1) & ((s)-1)) + static const u32 default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK | NETIF_MSG_TIMER | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR @@ -96,9 +98,14 @@ static int disable_msi = 0; module_param(disable_msi, int, 0); MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); +static int idle_timeout = 100; +module_param(idle_timeout, int, 0); +MODULE_PARM_DESC(idle_timeout, "Idle timeout workaround for lost interrupts (ms)"); + static const struct pci_device_id sky2_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b00) }, /* DGE-560T */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4340) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4341) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4342) }, @@ -122,6 +129,7 @@ MODULE_DEVICE_TABLE(pci, sky2_id_table); /* Avoid conditionals by using array */ static const unsigned txqaddr[] = { Q_XA1, Q_XA2 }; static const unsigned rxqaddr[] = { Q_R1, Q_R2 }; +static const u32 portirq_msk[] = { Y2_IS_PORT_1, Y2_IS_PORT_2 }; /* This driver supports yukon2 chipset only */ static const char *yukon2_name[] = { @@ -228,6 +236,7 @@ static int sky2_set_power_state(struct sky2_hw *hw, pci_power_t state) } if (hw->chip_id == CHIP_ID_YUKON_EC_U) { + sky2_write16(hw, B0_CTST, Y2_HW_WOL_ON); sky2_pci_write32(hw, PCI_DEV_REG3, 0); reg1 = sky2_pci_read32(hw, PCI_DEV_REG4); reg1 &= P_ASPM_CONTROL_MSK; @@ -298,7 +307,8 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) struct sky2_port *sky2 = netdev_priv(hw->dev[port]); u16 ctrl, ct1000, adv, pg, ledctrl, ledover; - if (sky2->autoneg == AUTONEG_ENABLE && hw->chip_id != CHIP_ID_YUKON_XL) { + if (sky2->autoneg == AUTONEG_ENABLE && + !(hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) { u16 ectrl = gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK | @@ -326,7 +336,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) ctrl |= PHY_M_PC_MDI_XMODE(PHY_M_PC_ENA_AUTO); if (sky2->autoneg == AUTONEG_ENABLE && - hw->chip_id == CHIP_ID_YUKON_XL) { + (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) { ctrl &= ~PHY_M_PC_DSC_MSK; ctrl |= PHY_M_PC_DSC(2) | PHY_M_PC_DOWN_S_ENA; } @@ -442,10 +452,11 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3); /* set LED Function Control register */ - gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, (PHY_M_LEDC_LOS_CTRL(1) | /* LINK/ACT */ - PHY_M_LEDC_INIT_CTRL(7) | /* 10 Mbps */ - PHY_M_LEDC_STA1_CTRL(7) | /* 100 Mbps */ - PHY_M_LEDC_STA0_CTRL(7))); /* 1000 Mbps */ + gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, + (PHY_M_LEDC_LOS_CTRL(1) | /* LINK/ACT */ + PHY_M_LEDC_INIT_CTRL(7) | /* 10 Mbps */ + PHY_M_LEDC_STA1_CTRL(7) | /* 100 Mbps */ + PHY_M_LEDC_STA0_CTRL(7))); /* 1000 Mbps */ /* set Polarity Control register */ gm_phy_write(hw, port, PHY_MARV_PHY_STAT, @@ -459,6 +470,25 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) /* restore page register */ gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg); break; + case CHIP_ID_YUKON_EC_U: + pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR); + + /* select page 3 to access LED control register */ + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3); + + /* set LED Function Control register */ + gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, + (PHY_M_LEDC_LOS_CTRL(1) | /* LINK/ACT */ + PHY_M_LEDC_INIT_CTRL(8) | /* 10 Mbps */ + PHY_M_LEDC_STA1_CTRL(7) | /* 100 Mbps */ + PHY_M_LEDC_STA0_CTRL(7)));/* 1000 Mbps */ + + /* set Blink Rate in LED Timer Control Register */ + gm_phy_write(hw, port, PHY_MARV_INT_MASK, + ledctrl | PHY_M_LED_BLINK_RT(BLINK_84MS)); + /* restore page register */ + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg); + break; default: /* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */ @@ -467,19 +497,21 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) ledover |= PHY_M_LED_MO_RX(MO_LED_OFF); } - if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev >= 2) { + if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev == CHIP_REV_YU_EC_A1) { /* apply fixes in PHY AFE */ - gm_phy_write(hw, port, 22, 255); + pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR); + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 255); + /* increase differential signal amplitude in 10BASE-T */ - gm_phy_write(hw, port, 24, 0xaa99); - gm_phy_write(hw, port, 23, 0x2011); + gm_phy_write(hw, port, 0x18, 0xaa99); + gm_phy_write(hw, port, 0x17, 0x2011); /* fix for IEEE A/B Symmetry failure in 1000BASE-T */ - gm_phy_write(hw, port, 24, 0xa204); - gm_phy_write(hw, port, 23, 0x2002); + gm_phy_write(hw, port, 0x18, 0xa204); + gm_phy_write(hw, port, 0x17, 0x2002); /* set page register to 0 */ - gm_phy_write(hw, port, 22, 0); + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg); } else { gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl); @@ -553,6 +585,11 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) if (sky2->duplex == DUPLEX_FULL) reg |= GM_GPCR_DUP_FULL; + + /* turn off pause in 10/100mbps half duplex */ + else if (sky2->speed != SPEED_1000 && + hw->chip_id != CHIP_ID_YUKON_EC_U) + sky2->tx_pause = sky2->rx_pause = 0; } else reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL; @@ -719,7 +756,7 @@ static inline struct sky2_tx_le *get_tx_le(struct sky2_port *sky2) { struct sky2_tx_le *le = sky2->tx_le + sky2->tx_prod; - sky2->tx_prod = (sky2->tx_prod + 1) % TX_RING_SIZE; + sky2->tx_prod = RING_NEXT(sky2->tx_prod, TX_RING_SIZE); return le; } @@ -735,7 +772,7 @@ static inline void sky2_put_idx(struct sky2_hw *hw, unsigned q, u16 idx) static inline struct sky2_rx_le *sky2_next_rx(struct sky2_port *sky2) { struct sky2_rx_le *le = sky2->rx_le + sky2->rx_put; - sky2->rx_put = (sky2->rx_put + 1) % RX_LE_SIZE; + sky2->rx_put = RING_NEXT(sky2->rx_put, RX_LE_SIZE); return le; } @@ -925,8 +962,7 @@ static inline struct sk_buff *sky2_alloc_skb(unsigned int size, gfp_t gfp_mask) skb = alloc_skb(size + RX_SKB_ALIGN, gfp_mask); if (likely(skb)) { unsigned long p = (unsigned long) skb->data; - skb_reserve(skb, - ((p + RX_SKB_ALIGN - 1) & ~(RX_SKB_ALIGN - 1)) - p); + skb_reserve(skb, ALIGN(p, RX_SKB_ALIGN) - p); } return skb; @@ -943,6 +979,7 @@ static int sky2_rx_start(struct sky2_port *sky2) struct sky2_hw *hw = sky2->hw; unsigned rxq = rxqaddr[sky2->port]; int i; + unsigned thresh; sky2->rx_put = sky2->rx_next = 0; sky2_qset(hw, rxq); @@ -967,9 +1004,21 @@ static int sky2_rx_start(struct sky2_port *sky2) sky2_rx_add(sky2, re->mapaddr); } - /* Truncate oversize frames */ - sky2_write16(hw, SK_REG(sky2->port, RX_GMF_TR_THR), sky2->rx_bufsize - 8); - sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), RX_TRUNC_ON); + + /* + * The receiver hangs if it receives frames larger than the + * packet buffer. As a workaround, truncate oversize frames, but + * the register is limited to 9 bits, so if you do frames > 2052 + * you better get the MTU right! + */ + thresh = (sky2->rx_bufsize - 8) / sizeof(u32); + if (thresh > 0x1ff) + sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), RX_TRUNC_OFF); + else { + sky2_write16(hw, SK_REG(sky2->port, RX_GMF_TR_THR), thresh); + sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), RX_TRUNC_ON); + } + /* Tell chip about available buffers */ sky2_write16(hw, Y2_QADDR(rxq, PREF_UNIT_PUT_IDX), sky2->rx_put); @@ -986,7 +1035,25 @@ static int sky2_up(struct net_device *dev) struct sky2_hw *hw = sky2->hw; unsigned port = sky2->port; u32 ramsize, rxspace, imask; - int err = -ENOMEM; + int cap, err = -ENOMEM; + struct net_device *otherdev = hw->dev[sky2->port^1]; + + /* + * On dual port PCI-X card, there is an problem where status + * can be received out of order due to split transactions + */ + if (otherdev && netif_running(otherdev) && + (cap = pci_find_capability(hw->pdev, PCI_CAP_ID_PCIX))) { + struct sky2_port *osky2 = netdev_priv(otherdev); + u16 cmd; + + cmd = sky2_pci_read16(hw, cap + PCI_X_CMD); + cmd &= ~PCI_X_CMD_MAX_SPLIT; + sky2_pci_write16(hw, cap + PCI_X_CMD, cmd); + + sky2->rx_csum = 0; + osky2->rx_csum = 0; + } if (netif_msg_ifup(sky2)) printk(KERN_INFO PFX "%s: enabling interface\n", dev->name); @@ -1051,7 +1118,7 @@ static int sky2_up(struct net_device *dev) /* Enable interrupts from phy/mac for port */ imask = sky2_read32(hw, B0_IMSK); - imask |= (port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2; + imask |= portirq_msk[port]; sky2_write32(hw, B0_IMSK, imask); return 0; @@ -1079,7 +1146,7 @@ err_out: /* Modular subtraction in ring */ static inline int tx_dist(unsigned tail, unsigned head) { - return (head - tail) % TX_RING_SIZE; + return (head - tail) & (TX_RING_SIZE - 1); } /* Number of list elements available for next tx */ @@ -1256,7 +1323,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) le->opcode = OP_BUFFER | HW_OWNER; fre = sky2->tx_ring - + ((re - sky2->tx_ring) + i + 1) % TX_RING_SIZE; + + RING_NEXT((re - sky2->tx_ring) + i, TX_RING_SIZE); pci_unmap_addr_set(fre, mapaddr, mapping); } @@ -1316,7 +1383,7 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done) for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { struct tx_ring_info *fre; - fre = sky2->tx_ring + (put + i + 1) % TX_RING_SIZE; + fre = sky2->tx_ring + RING_NEXT(put + i, TX_RING_SIZE); pci_unmap_page(pdev, pci_unmap_addr(fre, mapaddr), skb_shinfo(skb)->frags[i].size, PCI_DMA_TODEVICE); @@ -1402,7 +1469,7 @@ static int sky2_down(struct net_device *dev) /* Disable port IRQ */ imask = sky2_read32(hw, B0_IMSK); - imask &= ~(sky2->port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2; + imask &= ~portirq_msk[port]; sky2_write32(hw, B0_IMSK, imask); /* turn off LED's */ @@ -1499,17 +1566,26 @@ static void sky2_link_up(struct sky2_port *sky2) sky2_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON | LINKLED_BLINK_OFF | LINKLED_LINKSYNC_OFF); - if (hw->chip_id == CHIP_ID_YUKON_XL) { + if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U) { u16 pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR); + u16 led = PHY_M_LEDC_LOS_CTRL(1); /* link active */ + + switch(sky2->speed) { + case SPEED_10: + led |= PHY_M_LEDC_INIT_CTRL(7); + break; + + case SPEED_100: + led |= PHY_M_LEDC_STA1_CTRL(7); + break; + + case SPEED_1000: + led |= PHY_M_LEDC_STA0_CTRL(7); + break; + } gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3); - gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, PHY_M_LEDC_LOS_CTRL(1) | /* LINK/ACT */ - PHY_M_LEDC_INIT_CTRL(sky2->speed == - SPEED_10 ? 7 : 0) | - PHY_M_LEDC_STA1_CTRL(sky2->speed == - SPEED_100 ? 7 : 0) | - PHY_M_LEDC_STA0_CTRL(sky2->speed == - SPEED_1000 ? 7 : 0)); + gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, led); gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg); } @@ -1584,7 +1660,7 @@ static int sky2_autoneg_done(struct sky2_port *sky2, u16 aux) sky2->speed = sky2_phy_speed(hw, aux); /* Pause bits are offset (9..8) */ - if (hw->chip_id == CHIP_ID_YUKON_XL) + if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U) aux >>= 6; sky2->rx_pause = (aux & PHY_M_PS_RX_P_EN) != 0; @@ -1686,13 +1762,12 @@ static void sky2_tx_timeout(struct net_device *dev) } -#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* Want receive buffer size to be multiple of 64 bits * and incl room for vlan and truncation */ static inline unsigned sky2_buf_size(int mtu) { - return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8; + return ALIGN(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8; } static int sky2_change_mtu(struct net_device *dev, int new_mtu) @@ -1857,39 +1932,38 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last) } } +/* Is status ring empty or is there more to do? */ +static inline int sky2_more_work(const struct sky2_hw *hw) +{ + return (hw->st_idx != sky2_read16(hw, STAT_PUT_IDX)); +} + /* Process status response ring */ static int sky2_status_intr(struct sky2_hw *hw, int to_do) { int work_done = 0; + u16 hwidx = sky2_read16(hw, STAT_PUT_IDX); rmb(); - for(;;) { + while (hw->st_idx != hwidx) { struct sky2_status_le *le = hw->st_le + hw->st_idx; struct net_device *dev; struct sky2_port *sky2; struct sk_buff *skb; u32 status; u16 length; - u8 link, opcode; - opcode = le->opcode; - if (!opcode) - break; - opcode &= ~HW_OWNER; + hw->st_idx = RING_NEXT(hw->st_idx, STATUS_RING_SIZE); - hw->st_idx = (hw->st_idx + 1) % STATUS_RING_SIZE; - le->opcode = 0; - - link = le->link; - BUG_ON(link >= 2); - dev = hw->dev[link]; + BUG_ON(le->link >= 2); + dev = hw->dev[le->link]; sky2 = netdev_priv(dev); length = le->length; status = le->status; - switch (opcode) { + switch (le->opcode & ~HW_OWNER) { case OP_RXSTAT: skb = sky2_receive(sky2, length, status); if (!skb) @@ -1929,7 +2003,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do) case OP_TXINDEXLE: /* TX index reports status for both ports */ - sky2_tx_done(hw->dev[0], status & 0xffff); + BUILD_BUG_ON(TX_RING_SIZE > 0x1000); + sky2_tx_done(hw->dev[0], status & 0xfff); if (hw->dev[1]) sky2_tx_done(hw->dev[1], ((status >> 24) & 0xff) @@ -1939,8 +2014,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do) default: if (net_ratelimit()) printk(KERN_WARNING PFX - "unknown status opcode 0x%x\n", opcode); - break; + "unknown status opcode 0x%x\n", le->opcode); + goto exit_loop; } } @@ -2086,6 +2161,21 @@ static void sky2_descriptor_error(struct sky2_hw *hw, unsigned port, } } +/* If idle then force a fake soft NAPI poll once a second + * to work around cases where sharing an edge triggered interrupt. + */ +static void sky2_idle(unsigned long arg) +{ + struct sky2_hw *hw = (struct sky2_hw *) arg; + struct net_device *dev = hw->dev[0]; + + if (__netif_rx_schedule_prep(dev)) + __netif_rx_schedule(dev); + + mod_timer(&hw->idle_timer, jiffies + msecs_to_jiffies(idle_timeout)); +} + + static int sky2_poll(struct net_device *dev0, int *budget) { struct sky2_hw *hw = ((struct sky2_port *) netdev_priv(dev0))->hw; @@ -2093,49 +2183,46 @@ static int sky2_poll(struct net_device *dev0, int *budget) int work_done = 0; u32 status = sky2_read32(hw, B0_Y2_SP_EISR); - if (unlikely(status & ~Y2_IS_STAT_BMU)) { - if (status & Y2_IS_HW_ERR) - sky2_hw_intr(hw); - - if (status & Y2_IS_IRQ_PHY1) - sky2_phy_intr(hw, 0); + if (status & Y2_IS_HW_ERR) + sky2_hw_intr(hw); - if (status & Y2_IS_IRQ_PHY2) - sky2_phy_intr(hw, 1); + if (status & Y2_IS_IRQ_PHY1) + sky2_phy_intr(hw, 0); - if (status & Y2_IS_IRQ_MAC1) - sky2_mac_intr(hw, 0); + if (status & Y2_IS_IRQ_PHY2) + sky2_phy_intr(hw, 1); - if (status & Y2_IS_IRQ_MAC2) - sky2_mac_intr(hw, 1); + if (status & Y2_IS_IRQ_MAC1) + sky2_mac_intr(hw, 0); - if (status & Y2_IS_CHK_RX1) - sky2_descriptor_error(hw, 0, "receive", Y2_IS_CHK_RX1); + if (status & Y2_IS_IRQ_MAC2) + sky2_mac_intr(hw, 1); - if (status & Y2_IS_CHK_RX2) - sky2_descriptor_error(hw, 1, "receive", Y2_IS_CHK_RX2); + if (status & Y2_IS_CHK_RX1) + sky2_descriptor_error(hw, 0, "receive", Y2_IS_CHK_RX1); - if (status & Y2_IS_CHK_TXA1) - sky2_descriptor_error(hw, 0, "transmit", Y2_IS_CHK_TXA1); + if (status & Y2_IS_CHK_RX2) + sky2_descriptor_error(hw, 1, "receive", Y2_IS_CHK_RX2); - if (status & Y2_IS_CHK_TXA2) - sky2_descriptor_error(hw, 1, "transmit", Y2_IS_CHK_TXA2); - } + if (status & Y2_IS_CHK_TXA1) + sky2_descriptor_error(hw, 0, "transmit", Y2_IS_CHK_TXA1); - if (status & Y2_IS_STAT_BMU) { - work_done = sky2_status_intr(hw, work_limit); - *budget -= work_done; - dev0->quota -= work_done; + if (status & Y2_IS_CHK_TXA2) + sky2_descriptor_error(hw, 1, "transmit", Y2_IS_CHK_TXA2); - if (work_done >= work_limit) - return 1; + work_done = sky2_status_intr(hw, work_limit); + *budget -= work_done; + dev0->quota -= work_done; + if (status & Y2_IS_STAT_BMU) sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ); - } + + if (sky2_more_work(hw)) + return 1; netif_rx_complete(dev0); - status = sky2_read32(hw, B0_Y2_SP_LISR); + sky2_read32(hw, B0_Y2_SP_LISR); return 0; } @@ -2153,8 +2240,6 @@ static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs) prefetch(&hw->st_le[hw->st_idx]); if (likely(__netif_rx_schedule_prep(dev0))) __netif_rx_schedule(dev0); - else - printk(KERN_DEBUG PFX "irq race detected\n"); return IRQ_HANDLED; } @@ -2193,7 +2278,7 @@ static inline u32 sky2_clk2us(const struct sky2_hw *hw, u32 clk) } -static int sky2_reset(struct sky2_hw *hw) +static int __devinit sky2_reset(struct sky2_hw *hw) { u16 status; u8 t8, pmd_type; @@ -2218,13 +2303,6 @@ static int sky2_reset(struct sky2_hw *hw) return -EOPNOTSUPP; } - /* This chip is new and not tested yet */ - if (hw->chip_id == CHIP_ID_YUKON_EC_U) { - pr_info(PFX "%s: is a version of Yukon 2 chipset that has not been tested yet.\n", - pci_name(hw->pdev)); - pr_info("Please report success/failure to maintainer <shemminger@osdl.org>\n"); - } - /* disable ASF */ if (hw->chip_id <= CHIP_ID_YUKON_EC) { sky2_write8(hw, B28_Y2_ASF_STAT_CMD, Y2_ASF_RESET); @@ -3028,12 +3106,7 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, sky2->duplex = -1; sky2->speed = -1; sky2->advertising = sky2_supported_modes(hw); - - /* Receive checksum disabled for Yukon XL - * because of observed problems with incorrect - * values when multiple packets are received in one interrupt - */ - sky2->rx_csum = (hw->chip_id != CHIP_ID_YUKON_XL); + sky2->rx_csum = 1; spin_lock_init(&sky2->phy_lock); sky2->tx_pending = TX_DEF_PENDING; @@ -3276,6 +3349,11 @@ static int __devinit sky2_probe(struct pci_dev *pdev, sky2_write32(hw, B0_IMSK, Y2_IS_BASE); + setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) hw); + if (idle_timeout > 0) + mod_timer(&hw->idle_timer, + jiffies + msecs_to_jiffies(idle_timeout)); + pci_set_drvdata(pdev, hw); return 0; @@ -3311,13 +3389,17 @@ static void __devexit sky2_remove(struct pci_dev *pdev) if (!hw) return; + del_timer_sync(&hw->idle_timer); + + sky2_write32(hw, B0_IMSK, 0); + synchronize_irq(hw->pdev->irq); + dev0 = hw->dev[0]; dev1 = hw->dev[1]; if (dev1) unregister_netdev(dev1); unregister_netdev(dev0); - sky2_write32(hw, B0_IMSK, 0); sky2_set_power_state(hw, PCI_D3hot); sky2_write16(hw, B0_Y2LED, LED_STAT_OFF); sky2_write8(hw, B0_CTST, CS_RST_SET); diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h index 89dd18cd..8a0bc55 100644 --- a/drivers/net/sky2.h +++ b/drivers/net/sky2.h @@ -214,6 +214,8 @@ enum csr_regs { enum { Y2_VMAIN_AVAIL = 1<<17,/* VMAIN available (YUKON-2 only) */ Y2_VAUX_AVAIL = 1<<16,/* VAUX available (YUKON-2 only) */ + Y2_HW_WOL_ON = 1<<15,/* HW WOL On (Yukon-EC Ultra A1 only) */ + Y2_HW_WOL_OFF = 1<<14,/* HW WOL On (Yukon-EC Ultra A1 only) */ Y2_ASF_ENABLE = 1<<13,/* ASF Unit Enable (YUKON-2 only) */ Y2_ASF_DISABLE = 1<<12,/* ASF Unit Disable (YUKON-2 only) */ Y2_CLK_RUN_ENA = 1<<11,/* CLK_RUN Enable (YUKON-2 only) */ @@ -378,6 +380,9 @@ enum { CHIP_REV_YU_EC_A1 = 0, /* Chip Rev. for Yukon-EC A1/A0 */ CHIP_REV_YU_EC_A2 = 1, /* Chip Rev. for Yukon-EC A2 */ CHIP_REV_YU_EC_A3 = 2, /* Chip Rev. for Yukon-EC A3 */ + + CHIP_REV_YU_EC_U_A0 = 0, + CHIP_REV_YU_EC_U_A1 = 1, }; /* B2_Y2_CLK_GATE 8 bit Clock Gating (Yukon-2 only) */ @@ -1880,6 +1885,8 @@ struct sky2_hw { struct sky2_status_le *st_le; u32 st_idx; dma_addr_t st_dma; + + struct timer_list idle_timer; int msi_detected; wait_queue_head_t msi_wait; }; diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index 43f5e86..394339d 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -1652,6 +1652,8 @@ spider_net_enable_card(struct spider_net_card *card) { SPIDER_NET_GFTRESTRT, SPIDER_NET_RESTART_VALUE }, { SPIDER_NET_GMRWOLCTRL, 0 }, + { SPIDER_NET_GTESTMD, 0x10000000 }, + { SPIDER_NET_GTTQMSK, 0x00400040 }, { SPIDER_NET_GTESTMD, 0 }, { SPIDER_NET_GMACINTEN, 0 }, @@ -1792,15 +1794,7 @@ spider_net_setup_phy(struct spider_net_card *card) if (phy->def->ops->setup_forced) phy->def->ops->setup_forced(phy, SPEED_1000, DUPLEX_FULL); - /* the following two writes could be moved to sungem_phy.c */ - /* enable fiber mode */ - spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x9020); - /* LEDs active in both modes, autosense prio = fiber */ - spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x945f); - - /* switch off fibre autoneg */ - spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0xfc01); - spider_net_write_phy(card->netdev, 1, 0x0b, 0x0004); + phy->def->ops->enable_fiber(phy); phy->def->ops->read_link(phy); pr_info("Found %s with %i Mbps, %s-duplex.\n", phy->def->name, diff --git a/drivers/net/spider_net.h b/drivers/net/spider_net.h index 5922b52..3b8d951 100644 --- a/drivers/net/spider_net.h +++ b/drivers/net/spider_net.h @@ -120,6 +120,8 @@ extern char spider_net_driver_name[]; #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 diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c index cb0aba9..b2ddd5e 100644 --- a/drivers/net/sungem_phy.c +++ b/drivers/net/sungem_phy.c @@ -275,7 +275,7 @@ static int bcm5411_init(struct mii_phy* phy) return 0; } -static int bcm5411_suspend(struct mii_phy* phy) +static int generic_suspend(struct mii_phy* phy) { phy_write(phy, MII_BMCR, BMCR_PDOWN); @@ -329,6 +329,30 @@ static int bcm5421_init(struct mii_phy* phy) return 0; } +static int bcm5421_enable_fiber(struct mii_phy* phy) +{ + /* enable fiber mode */ + phy_write(phy, MII_NCONFIG, 0x9020); + /* LEDs active in both modes, autosense prio = fiber */ + phy_write(phy, MII_NCONFIG, 0x945f); + + /* switch off fibre autoneg */ + phy_write(phy, MII_NCONFIG, 0xfc01); + phy_write(phy, 0x0b, 0x0004); + + return 0; +} + +static int bcm5461_enable_fiber(struct mii_phy* phy) +{ + phy_write(phy, MII_NCONFIG, 0xfc0c); + phy_write(phy, MII_BMCR, 0x4140); + phy_write(phy, MII_NCONFIG, 0xfc0b); + phy_write(phy, MII_BMCR, 0x0140); + + return 0; +} + static int bcm54xx_setup_aneg(struct mii_phy *phy, u32 advertise) { u16 ctl, adv; @@ -738,7 +762,7 @@ static struct mii_phy_def bcm5401_phy_def = { /* Broadcom BCM 5411 */ static struct mii_phy_ops bcm5411_phy_ops = { .init = bcm5411_init, - .suspend = bcm5411_suspend, + .suspend = generic_suspend, .setup_aneg = bcm54xx_setup_aneg, .setup_forced = bcm54xx_setup_forced, .poll_link = genmii_poll_link, @@ -757,11 +781,12 @@ static struct mii_phy_def bcm5411_phy_def = { /* Broadcom BCM 5421 */ static struct mii_phy_ops bcm5421_phy_ops = { .init = bcm5421_init, - .suspend = bcm5411_suspend, + .suspend = generic_suspend, .setup_aneg = bcm54xx_setup_aneg, .setup_forced = bcm54xx_setup_forced, .poll_link = genmii_poll_link, .read_link = bcm54xx_read_link, + .enable_fiber = bcm5421_enable_fiber, }; static struct mii_phy_def bcm5421_phy_def = { @@ -776,7 +801,7 @@ static struct mii_phy_def bcm5421_phy_def = { /* Broadcom BCM 5421 built-in K2 */ static struct mii_phy_ops bcm5421k2_phy_ops = { .init = bcm5421_init, - .suspend = bcm5411_suspend, + .suspend = generic_suspend, .setup_aneg = bcm54xx_setup_aneg, .setup_forced = bcm54xx_setup_forced, .poll_link = genmii_poll_link, @@ -792,10 +817,29 @@ static struct mii_phy_def bcm5421k2_phy_def = { .ops = &bcm5421k2_phy_ops }; +static struct mii_phy_ops bcm5461_phy_ops = { + .init = bcm5421_init, + .suspend = generic_suspend, + .setup_aneg = bcm54xx_setup_aneg, + .setup_forced = bcm54xx_setup_forced, + .poll_link = genmii_poll_link, + .read_link = bcm54xx_read_link, + .enable_fiber = bcm5461_enable_fiber, +}; + +static struct mii_phy_def bcm5461_phy_def = { + .phy_id = 0x002060c0, + .phy_id_mask = 0xfffffff0, + .name = "BCM5461", + .features = MII_GBIT_FEATURES, + .magic_aneg = 1, + .ops = &bcm5461_phy_ops +}; + /* Broadcom BCM 5462 built-in Vesta */ static struct mii_phy_ops bcm5462V_phy_ops = { .init = bcm5421_init, - .suspend = bcm5411_suspend, + .suspend = generic_suspend, .setup_aneg = bcm54xx_setup_aneg, .setup_forced = bcm54xx_setup_forced, .poll_link = genmii_poll_link, @@ -816,6 +860,7 @@ static struct mii_phy_def bcm5462V_phy_def = { * would be useful here) --BenH. */ static struct mii_phy_ops marvell_phy_ops = { + .suspend = generic_suspend, .setup_aneg = marvell_setup_aneg, .setup_forced = marvell_setup_forced, .poll_link = genmii_poll_link, @@ -856,6 +901,7 @@ static struct mii_phy_def* mii_phy_table[] = { &bcm5411_phy_def, &bcm5421_phy_def, &bcm5421k2_phy_def, + &bcm5461_phy_def, &bcm5462V_phy_def, &marvell_phy_def, &genmii_phy_def, diff --git a/drivers/net/sungem_phy.h b/drivers/net/sungem_phy.h index 4305444..69e1251 100644 --- a/drivers/net/sungem_phy.h +++ b/drivers/net/sungem_phy.h @@ -12,6 +12,7 @@ struct mii_phy_ops int (*setup_forced)(struct mii_phy *phy, int speed, int fd); int (*poll_link)(struct mii_phy *phy); int (*read_link)(struct mii_phy *phy); + int (*enable_fiber)(struct mii_phy *phy); }; /* Structure used to statically define an mii/gii based PHY */ diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 73e271e..49ad60b 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -69,8 +69,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.56" -#define DRV_MODULE_RELDATE "Apr 1, 2006" +#define DRV_MODULE_VERSION "3.58" +#define DRV_MODULE_RELDATE "May 22, 2006" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -974,6 +974,8 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp) return err; } +static void tg3_link_report(struct tg3 *); + /* This will reset the tigon3 PHY if there is no valid * link unless the FORCE argument is non-zero. */ @@ -987,6 +989,11 @@ static int tg3_phy_reset(struct tg3 *tp) if (err != 0) return -EBUSY; + if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) { + netif_carrier_off(tp->dev); + tg3_link_report(tp); + } + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { @@ -1023,6 +1030,12 @@ out: tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } + else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) { + tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); + tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a); + tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b); + tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); + } /* Set Extended packet length bit (bit 14) on all chips that */ /* support jumbo frames */ if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { @@ -3531,7 +3544,7 @@ static irqreturn_t tg3_test_isr(int irq, void *dev_id, return IRQ_RETVAL(0); } -static int tg3_init_hw(struct tg3 *); +static int tg3_init_hw(struct tg3 *, int); static int tg3_halt(struct tg3 *, int, int); #ifdef CONFIG_NET_POLL_CONTROLLER @@ -3567,7 +3580,7 @@ static void tg3_reset_task(void *_data) tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER; tg3_halt(tp, RESET_KIND_SHUTDOWN, 0); - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tg3_netif_start(tp); @@ -4042,7 +4055,7 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu) tg3_set_mtu(dev, tp, new_mtu); - tg3_init_hw(tp); + tg3_init_hw(tp, 0); tg3_netif_start(tp); @@ -5719,9 +5732,23 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p) if (!netif_running(dev)) return 0; - spin_lock_bh(&tp->lock); - __tg3_set_mac_addr(tp); - spin_unlock_bh(&tp->lock); + if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { + /* Reset chip so that ASF can re-init any MAC addresses it + * needs. + */ + tg3_netif_stop(tp); + tg3_full_lock(tp, 1); + + tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); + tg3_init_hw(tp, 0); + + tg3_netif_start(tp); + tg3_full_unlock(tp); + } else { + spin_lock_bh(&tp->lock); + __tg3_set_mac_addr(tp); + spin_unlock_bh(&tp->lock); + } return 0; } @@ -5771,7 +5798,7 @@ static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec) } /* tp->lock is held. */ -static int tg3_reset_hw(struct tg3 *tp) +static int tg3_reset_hw(struct tg3 *tp, int reset_phy) { u32 val, rdmac_mode; int i, err, limit; @@ -5786,7 +5813,7 @@ static int tg3_reset_hw(struct tg3 *tp) tg3_abort_hw(tp, 1); } - if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) + if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy) tg3_phy_reset(tp); err = tg3_chip_reset(tp); @@ -6327,7 +6354,7 @@ static int tg3_reset_hw(struct tg3 *tp) tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl); } - err = tg3_setup_phy(tp, 1); + err = tg3_setup_phy(tp, reset_phy); if (err) return err; @@ -6400,7 +6427,7 @@ static int tg3_reset_hw(struct tg3 *tp) /* Called at device open time to get the chip ready for * packet processing. Invoked with tp->lock held. */ -static int tg3_init_hw(struct tg3 *tp) +static int tg3_init_hw(struct tg3 *tp, int reset_phy) { int err; @@ -6413,7 +6440,7 @@ static int tg3_init_hw(struct tg3 *tp) tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); - err = tg3_reset_hw(tp); + err = tg3_reset_hw(tp, reset_phy); out: return err; @@ -6461,6 +6488,10 @@ static void tg3_periodic_fetch_stats(struct tg3 *tp) TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG); TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS); TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE); + + TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT); + TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT); + TG3_STAT_ADD32(&sp->rx_errors, RCVLPC_IN_ERRORS_CNT); } static void tg3_timer(unsigned long __opaque) @@ -6683,7 +6714,7 @@ static int tg3_test_msi(struct tg3 *tp) tg3_full_lock(tp, 1); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); - err = tg3_init_hw(tp); + err = tg3_init_hw(tp, 1); tg3_full_unlock(tp); @@ -6748,7 +6779,7 @@ static int tg3_open(struct net_device *dev) tg3_full_lock(tp, 0); - err = tg3_init_hw(tp); + err = tg3_init_hw(tp, 1); if (err) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_free_rings(tp); @@ -7626,21 +7657,23 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) cmd->supported |= (SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full); - if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) + if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) { cmd->supported |= (SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_MII); - else + cmd->port = PORT_TP; + } else { cmd->supported |= SUPPORTED_FIBRE; + cmd->port = PORT_FIBRE; + } cmd->advertising = tp->link_config.advertising; if (netif_running(dev)) { cmd->speed = tp->link_config.active_speed; cmd->duplex = tp->link_config.active_duplex; } - cmd->port = 0; cmd->phy_address = PHY_ADDR; cmd->transceiver = 0; cmd->autoneg = tp->link_config.autoneg; @@ -7839,7 +7872,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e if (netif_running(dev)) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tg3_netif_start(tp); } @@ -7884,7 +7917,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam if (netif_running(dev)) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tg3_netif_start(tp); } @@ -8427,6 +8460,9 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) tx_len = 1514; skb = dev_alloc_skb(tx_len); + if (!skb) + return -ENOMEM; + tx_data = skb_put(skb, tx_len); memcpy(tx_data, tp->dev->dev_addr, 6); memset(tx_data + 6, 0x0, 8); @@ -8522,7 +8558,7 @@ static int tg3_test_loopback(struct tg3 *tp) if (!netif_running(tp->dev)) return TG3_LOOPBACK_FAILED; - tg3_reset_hw(tp); + tg3_reset_hw(tp, 1); if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK)) err |= TG3_MAC_LOOPBACK_FAILED; @@ -8596,7 +8632,7 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest, tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); if (netif_running(dev)) { tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tg3_netif_start(tp); } @@ -9377,7 +9413,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len, if ((page_off == 0) || (i == 0)) nvram_cmd |= NVRAM_CMD_FIRST; - else if (page_off == (tp->nvram_pagesize - 4)) + if (page_off == (tp->nvram_pagesize - 4)) nvram_cmd |= NVRAM_CMD_LAST; if (i == (len - 4)) @@ -10353,10 +10389,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG; - if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) && - (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) && - (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787)) - tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG; + if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) + tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG; + else + tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG; + } tp->coalesce_mode = 0; if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX && @@ -11569,7 +11608,7 @@ static int tg3_suspend(struct pci_dev *pdev, pm_message_t state) tg3_full_lock(tp, 0); tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tp->timer.expires = jiffies + tp->timer_offset; add_timer(&tp->timer); @@ -11603,7 +11642,7 @@ static int tg3_resume(struct pci_dev *pdev) tg3_full_lock(tp, 0); tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; - tg3_init_hw(tp); + tg3_init_hw(tp, 1); tp->timer.expires = jiffies + tp->timer_offset; add_timer(&tp->timer); diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 8c8b987..0e29b88 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -2215,6 +2215,7 @@ struct tg3 { #define TG3_FLG2_HW_TSO_2 0x08000000 #define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2) #define TG3_FLG2_1SHOT_MSI 0x10000000 +#define TG3_FLG2_PHY_JITTER_BUG 0x20000000 u32 split_mode_max_reqs; #define SPLIT_MODE_5704_MAX_REQ 3 diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c index ba05ded..136a70c 100644 --- a/drivers/net/tulip/winbond-840.c +++ b/drivers/net/tulip/winbond-840.c @@ -850,7 +850,7 @@ static void init_rxtx_rings(struct net_device *dev) break; skb->dev = dev; /* Mark as being used by this device. */ np->rx_addr[i] = pci_map_single(np->pci_dev,skb->data, - skb->len,PCI_DMA_FROMDEVICE); + np->rx_buf_sz,PCI_DMA_FROMDEVICE); np->rx_ring[i].buffer1 = np->rx_addr[i]; np->rx_ring[i].status = DescOwn; @@ -1316,7 +1316,7 @@ static int netdev_rx(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ np->rx_addr[entry] = pci_map_single(np->pci_dev, skb->data, - skb->len, PCI_DMA_FROMDEVICE); + np->rx_buf_sz, PCI_DMA_FROMDEVICE); np->rx_ring[entry].buffer1 = np->rx_addr[entry]; } wmb(); diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c index 6a23964..fdc2103 100644 --- a/drivers/net/via-rhine.c +++ b/drivers/net/via-rhine.c @@ -129,6 +129,7 @@ - Massive clean-up - Rewrite PHY, media handling (remove options, full_duplex, backoff) - Fix Tx engine race for good + - Craig Brind: Zero padded aligned buffers for short packets. */ @@ -490,8 +491,6 @@ struct rhine_private { u8 tx_thresh, rx_thresh; struct mii_if_info mii_if; - struct work_struct tx_timeout_task; - struct work_struct check_media_task; void __iomem *base; }; @@ -499,8 +498,6 @@ static int mdio_read(struct net_device *dev, int phy_id, int location); static void mdio_write(struct net_device *dev, int phy_id, int location, int value); static int rhine_open(struct net_device *dev); static void rhine_tx_timeout(struct net_device *dev); -static void rhine_tx_timeout_task(struct net_device *dev); -static void rhine_check_media_task(struct net_device *dev); static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev); static irqreturn_t rhine_interrupt(int irq, void *dev_instance, struct pt_regs *regs); static void rhine_tx(struct net_device *dev); @@ -855,12 +852,6 @@ static int __devinit rhine_init_one(struct pci_dev *pdev, if (rp->quirks & rqRhineI) dev->features |= NETIF_F_SG|NETIF_F_HW_CSUM; - INIT_WORK(&rp->tx_timeout_task, - (void (*)(void *))rhine_tx_timeout_task, dev); - - INIT_WORK(&rp->check_media_task, - (void (*)(void *))rhine_check_media_task, dev); - /* dev->name not defined before register_netdev()! */ rc = register_netdev(dev); if (rc) @@ -1107,11 +1098,6 @@ static void rhine_set_carrier(struct mii_if_info *mii) netif_carrier_ok(mii->dev)); } -static void rhine_check_media_task(struct net_device *dev) -{ - rhine_check_media(dev, 0); -} - static void init_registers(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); @@ -1165,8 +1151,8 @@ static void rhine_disable_linkmon(void __iomem *ioaddr, u32 quirks) if (quirks & rqRhineI) { iowrite8(0x01, ioaddr + MIIRegAddr); // MII_BMSR - /* Do not call from ISR! */ - msleep(1); + /* Can be called from ISR. Evil. */ + mdelay(1); /* 0x80 must be set immediately before turning it off */ iowrite8(0x80, ioaddr + MIICmd); @@ -1256,16 +1242,6 @@ static int rhine_open(struct net_device *dev) static void rhine_tx_timeout(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); - - /* - * Move bulk of work outside of interrupt context - */ - schedule_work(&rp->tx_timeout_task); -} - -static void rhine_tx_timeout_task(struct net_device *dev) -{ - struct rhine_private *rp = netdev_priv(dev); void __iomem *ioaddr = rp->base; printk(KERN_WARNING "%s: Transmit timed out, status %4.4x, PHY status " @@ -1326,7 +1302,12 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev) rp->stats.tx_dropped++; return 0; } + + /* Padding is not copied and so must be redone. */ skb_copy_and_csum_dev(skb, rp->tx_buf[entry]); + if (skb->len < ETH_ZLEN) + memset(rp->tx_buf[entry] + skb->len, 0, + ETH_ZLEN - skb->len); rp->tx_skbuff_dma[entry] = 0; rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_bufs_dma + (rp->tx_buf[entry] - @@ -1671,7 +1652,7 @@ static void rhine_error(struct net_device *dev, int intr_status) spin_lock(&rp->lock); if (intr_status & IntrLinkChange) - schedule_work(&rp->check_media_task); + rhine_check_media(dev, 0); if (intr_status & IntrStatsMax) { rp->stats.rx_crc_errors += ioread16(ioaddr + RxCRCErrs); rp->stats.rx_missed_errors += ioread16(ioaddr + RxMissed); @@ -1921,9 +1902,6 @@ static int rhine_close(struct net_device *dev) spin_unlock_irq(&rp->lock); free_irq(rp->pdev->irq, dev); - - flush_scheduled_work(); - free_rbufs(dev); free_tbufs(dev); free_ring(dev); diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index bad09eb..e0874cb 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -6,7 +6,7 @@ menu "Wireless LAN (non-hamradio)" depends on NETDEVICES config NET_RADIO - bool "Wireless LAN drivers (non-hamradio)" + bool "Wireless LAN drivers (non-hamradio) & Wireless Extensions" select WIRELESS_EXT ---help--- Support for wireless LANs and everything having to do with radio, diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 108d9fe..00764dd 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -3139,6 +3139,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) } if ( status & EV_LINK ) { union iwreq_data wrqu; + int scan_forceloss = 0; /* The link status has changed, if you want to put a monitor hook in, do it here. (Remember that interrupts are still disabled!) @@ -3157,7 +3158,8 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) code) */ #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason code) */ -#define ASSOCIATED 0x0400 /* Assocatied */ +#define ASSOCIATED 0x0400 /* Associated */ +#define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */ #define RC_RESERVED 0 /* Reserved return code */ #define RC_NOREASON 1 /* Unspecified reason */ #define RC_AUTHINV 2 /* Previous authentication invalid */ @@ -3174,44 +3176,30 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) leaving BSS */ #define RC_NOAUTH 9 /* Station requesting (Re)Association is not Authenticated with the responding station */ - if (newStatus != ASSOCIATED) { - if (auto_wep && !apriv->expires) { - apriv->expires = RUN_AT(3*HZ); - wake_up_interruptible(&apriv->thr_wait); - } - } else { - struct task_struct *task = apriv->task; + if (newStatus == FORCELOSS && apriv->scan_timeout > 0) + scan_forceloss = 1; + if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) { if (auto_wep) apriv->expires = 0; - if (task) - wake_up_process (task); + if (apriv->task) + wake_up_process (apriv->task); set_bit(FLAG_UPDATE_UNI, &apriv->flags); set_bit(FLAG_UPDATE_MULTI, &apriv->flags); - } - /* Question : is ASSOCIATED the only status - * that is valid ? We want to catch handover - * and reassociations as valid status - * Jean II */ - if(newStatus == ASSOCIATED) { -#if 0 - /* FIXME: Grabbing scan results here - * seems to be too early??? Just wait for - * timeout instead. */ - if (apriv->scan_timeout > 0) { - set_bit(JOB_SCAN_RESULTS, &apriv->flags); - wake_up_interruptible(&apriv->thr_wait); - } -#endif + if (down_trylock(&apriv->sem) != 0) { set_bit(JOB_EVENT, &apriv->flags); wake_up_interruptible(&apriv->thr_wait); } else airo_send_event(dev); - } else { - memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; + } else if (!scan_forceloss) { + if (auto_wep && !apriv->expires) { + apriv->expires = RUN_AT(3*HZ); + wake_up_interruptible(&apriv->thr_wait); + } /* Send event to user space */ + memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL); } } @@ -7136,10 +7124,10 @@ static int airo_set_scan(struct net_device *dev, goto out; /* Initiate a scan command */ + ai->scan_timeout = RUN_AT(3*HZ); memset(&cmd, 0, sizeof(cmd)); cmd.cmd=CMD_LISTBSS; issuecommand(ai, &cmd, &rsp); - ai->scan_timeout = RUN_AT(3*HZ); wake = 1; out: diff --git a/drivers/net/wireless/arlan-main.c b/drivers/net/wireless/arlan-main.c index 0e1ac33..bed6823 100644 --- a/drivers/net/wireless/arlan-main.c +++ b/drivers/net/wireless/arlan-main.c @@ -1838,7 +1838,7 @@ struct net_device * __init arlan_probe(int unit) } #ifdef MODULE -int init_module(void) +int __init init_module(void) { int i = 0; @@ -1860,7 +1860,7 @@ int init_module(void) } -void cleanup_module(void) +void __exit cleanup_module(void) { int i = 0; struct net_device *dev; diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c index 87afa68..8606c88 100644 --- a/drivers/net/wireless/atmel.c +++ b/drivers/net/wireless/atmel.c @@ -3463,6 +3463,7 @@ static void atmel_command_irq(struct atmel_private *priv) u8 status = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_STATUS_OFFSET)); u8 command = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_COMMAND_OFFSET)); int fast_scan; + union iwreq_data wrqu; if (status == CMD_STATUS_IDLE || status == CMD_STATUS_IN_PROGRESS) @@ -3487,6 +3488,7 @@ static void atmel_command_irq(struct atmel_private *priv) atmel_scan(priv, 1); } else { int bss_index = retrieve_bss(priv); + int notify_scan_complete = 1; if (bss_index != -1) { atmel_join_bss(priv, bss_index); } else if (priv->operating_mode == IW_MODE_ADHOC && @@ -3495,8 +3497,14 @@ static void atmel_command_irq(struct atmel_private *priv) } else { priv->fast_scan = !fast_scan; atmel_scan(priv, 1); + notify_scan_complete = 0; } priv->site_survey_state = SITE_SURVEY_COMPLETED; + if (notify_scan_complete) { + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); + } } break; @@ -3509,6 +3517,9 @@ static void atmel_command_irq(struct atmel_private *priv) priv->site_survey_state = SITE_SURVEY_COMPLETED; if (priv->station_is_associated) { atmel_enter_state(priv, STATION_STATE_READY); + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); } else { atmel_scan(priv, 1); } diff --git a/drivers/net/wireless/bcm43xx/Kconfig b/drivers/net/wireless/bcm43xx/Kconfig index 4184656..25ea474 100644 --- a/drivers/net/wireless/bcm43xx/Kconfig +++ b/drivers/net/wireless/bcm43xx/Kconfig @@ -17,8 +17,11 @@ config BCM43XX_DEBUG config BCM43XX_DMA bool + depends on BCM43XX + config BCM43XX_PIO bool + depends on BCM43XX choice prompt "BCM43xx data transfer mode" diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index dcadd29..2e83083 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -15,7 +15,6 @@ #include "bcm43xx_debugfs.h" #include "bcm43xx_leds.h" -#include "bcm43xx_sysfs.h" #define PFX KBUILD_MODNAME ": " @@ -638,8 +637,6 @@ struct bcm43xx_key { }; struct bcm43xx_private { - struct bcm43xx_sysfs sysfs; - struct ieee80211_device *ieee; struct ieee80211softmac_device *softmac; @@ -772,6 +769,20 @@ struct bcm43xx_private * bcm43xx_priv(struct net_device *dev) return ieee80211softmac_priv(dev); } +struct device; + +static inline +struct bcm43xx_private * dev_to_bcm(struct device *dev) +{ + struct net_device *net_dev; + struct bcm43xx_private *bcm; + + net_dev = dev_get_drvdata(dev); + bcm = bcm43xx_priv(net_dev); + + return bcm; +} + /* Helper function, which returns a boolean. * TRUE, if PIO is used; FALSE, if DMA is used. diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c index d2c3401..35a4fcb 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c @@ -452,12 +452,12 @@ void bcm43xx_printk_dump(const char *data, size_t i; char c; - printk(KERN_INFO PFX "Data dump (%s, %u bytes):", + printk(KERN_INFO PFX "Data dump (%s, %zd bytes):", description, size); for (i = 0; i < size; i++) { c = data[i]; if (i % 8 == 0) - printk("\n" KERN_INFO PFX "0x%08x: 0x%02x, ", i, c & 0xff); + printk("\n" KERN_INFO PFX "0x%08zx: 0x%02x, ", i, c & 0xff); else printk("0x%02x, ", c & 0xff); } @@ -472,12 +472,12 @@ void bcm43xx_printk_bitdump(const unsigned char *data, int j; const unsigned char *d; - printk(KERN_INFO PFX "*** Bitdump (%s, %u bytes, %s) ***", + printk(KERN_INFO PFX "*** Bitdump (%s, %zd bytes, %s) ***", description, bytes, msb_to_lsb ? "MSB to LSB" : "LSB to MSB"); for (i = 0; i < bytes; i++) { d = data + i; if (i % 8 == 0) - printk("\n" KERN_INFO PFX "0x%08x: ", i); + printk("\n" KERN_INFO PFX "0x%08zx: ", i); if (msb_to_lsb) { for (j = 7; j >= 0; j--) { if (*d & (1 << j)) diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c index c3681b8..d0318e5 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c @@ -196,8 +196,9 @@ static int alloc_ringmemory(struct bcm43xx_dmaring *ring) } if (ring->dmabase + BCM43xx_DMA_RINGMEMSIZE > BCM43xx_DMA_BUSADDRMAX) { printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RINGMEMORY >1G " - "(0x%08x, len: %lu)\n", - ring->dmabase, BCM43xx_DMA_RINGMEMSIZE); + "(0x%llx, len: %lu)\n", + (unsigned long long)ring->dmabase, + BCM43xx_DMA_RINGMEMSIZE); dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE, ring->vbase, ring->dmabase); return -ENOMEM; @@ -307,8 +308,8 @@ static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring, unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0); dev_kfree_skb_any(skb); printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RX SKB >1G " - "(0x%08x, len: %u)\n", - dmaaddr, ring->rx_buffersize); + "(0x%llx, len: %u)\n", + (unsigned long long)dmaaddr, ring->rx_buffersize); return -ENOMEM; } meta->skb = skb; @@ -623,25 +624,28 @@ err_destroy_tx0: static u16 generate_cookie(struct bcm43xx_dmaring *ring, int slot) { - u16 cookie = 0x0000; + u16 cookie = 0xF000; /* Use the upper 4 bits of the cookie as * DMA controller ID and store the slot number - * in the lower 12 bits + * in the lower 12 bits. + * Note that the cookie must never be 0, as this + * is a special value used in RX path. */ switch (ring->mmio_base) { default: assert(0); case BCM43xx_MMIO_DMA1_BASE: + cookie = 0xA000; break; case BCM43xx_MMIO_DMA2_BASE: - cookie = 0x1000; + cookie = 0xB000; break; case BCM43xx_MMIO_DMA3_BASE: - cookie = 0x2000; + cookie = 0xC000; break; case BCM43xx_MMIO_DMA4_BASE: - cookie = 0x3000; + cookie = 0xD000; break; } assert(((u16)slot & 0xF000) == 0x0000); @@ -659,16 +663,16 @@ struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_private *bcm, struct bcm43xx_dmaring *ring = NULL; switch (cookie & 0xF000) { - case 0x0000: + case 0xA000: ring = dma->tx_ring0; break; - case 0x1000: + case 0xB000: ring = dma->tx_ring1; break; - case 0x2000: + case 0xC000: ring = dma->tx_ring2; break; - case 0x3000: + case 0xD000: ring = dma->tx_ring3; break; default: @@ -729,8 +733,8 @@ static int dma_tx_fragment(struct bcm43xx_dmaring *ring, if (unlikely(meta->dmaaddr + skb->len > BCM43xx_DMA_BUSADDRMAX)) { return_slot(ring, slot); printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA TX SKB >1G " - "(0x%08x, len: %u)\n", - meta->dmaaddr, skb->len); + "(0x%llx, len: %u)\n", + (unsigned long long)meta->dmaaddr, skb->len); return -ENOMEM; } @@ -838,8 +842,18 @@ static void dma_rx(struct bcm43xx_dmaring *ring, /* We received an xmit status. */ struct bcm43xx_hwxmitstatus *hw = (struct bcm43xx_hwxmitstatus *)skb->data; struct bcm43xx_xmitstatus stat; + int i = 0; stat.cookie = le16_to_cpu(hw->cookie); + while (stat.cookie == 0) { + if (unlikely(++i >= 10000)) { + assert(0); + break; + } + udelay(2); + barrier(); + stat.cookie = le16_to_cpu(hw->cookie); + } stat.flags = hw->flags; stat.cnt1 = hw->cnt1; stat.cnt2 = hw->cnt2; diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h index 2d520e4..b7d7763 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h @@ -213,6 +213,14 @@ static inline void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring) { } +static inline +void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring) +{ +} +static inline +void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring) +{ +} #endif /* CONFIG_BCM43XX_DMA */ #endif /* BCM43xx_DMA_H_ */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index c37371f..7ed18ca 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -52,6 +52,7 @@ #include "bcm43xx_wx.h" #include "bcm43xx_ethtool.h" #include "bcm43xx_xmit.h" +#include "bcm43xx_sysfs.h" MODULE_DESCRIPTION("Broadcom BCM43xx wireless driver"); @@ -938,9 +939,9 @@ static int bcm43xx_sprom_extract(struct bcm43xx_private *bcm) return 0; } -static void bcm43xx_geo_init(struct bcm43xx_private *bcm) +static int bcm43xx_geo_init(struct bcm43xx_private *bcm) { - struct ieee80211_geo geo; + struct ieee80211_geo *geo; struct ieee80211_channel *chan; int have_a = 0, have_bg = 0; int i; @@ -948,7 +949,10 @@ static void bcm43xx_geo_init(struct bcm43xx_private *bcm) struct bcm43xx_phyinfo *phy; const char *iso_country; - memset(&geo, 0, sizeof(geo)); + geo = kzalloc(sizeof(*geo), GFP_KERNEL); + if (!geo) + return -ENOMEM; + for (i = 0; i < bcm->nr_80211_available; i++) { phy = &(bcm->core_80211_ext[i].phy); switch (phy->type) { @@ -966,31 +970,36 @@ static void bcm43xx_geo_init(struct bcm43xx_private *bcm) iso_country = bcm43xx_locale_iso(bcm->sprom.locale); if (have_a) { - for (i = 0, channel = 0; channel < 201; channel++) { - chan = &geo.a[i++]; + for (i = 0, channel = IEEE80211_52GHZ_MIN_CHANNEL; + channel <= IEEE80211_52GHZ_MAX_CHANNEL; channel++) { + chan = &geo->a[i++]; chan->freq = bcm43xx_channel_to_freq_a(channel); chan->channel = channel; } - geo.a_channels = i; + geo->a_channels = i; } if (have_bg) { - for (i = 0, channel = 1; channel < 15; channel++) { - chan = &geo.bg[i++]; + for (i = 0, channel = IEEE80211_24GHZ_MIN_CHANNEL; + channel <= IEEE80211_24GHZ_MAX_CHANNEL; channel++) { + chan = &geo->bg[i++]; chan->freq = bcm43xx_channel_to_freq_bg(channel); chan->channel = channel; } - geo.bg_channels = i; + geo->bg_channels = i; } - memcpy(geo.name, iso_country, 2); + memcpy(geo->name, iso_country, 2); if (0 /*TODO: Outdoor use only */) - geo.name[2] = 'O'; + geo->name[2] = 'O'; else if (0 /*TODO: Indoor use only */) - geo.name[2] = 'I'; + geo->name[2] = 'I'; else - geo.name[2] = ' '; - geo.name[3] = '\0'; + geo->name[2] = ' '; + geo->name[3] = '\0'; + + ieee80211_set_geo(bcm->ieee, geo); + kfree(geo); - ieee80211_set_geo(bcm->ieee, &geo); + return 0; } /* DummyTransmission function, as documented on @@ -3262,6 +3271,9 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm) bcm43xx_sysfs_register(bcm); //FIXME: check for bcm43xx_sysfs_register failure. This function is a bit messy regarding unwinding, though... + /*FIXME: This should be handled by softmac instead. */ + schedule_work(&bcm->softmac->associnfo.work); + assert(err == 0); out: return err; @@ -3478,16 +3490,17 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm) goto err_80211_unwind; bcm43xx_wireless_core_disable(bcm); } + err = bcm43xx_geo_init(bcm); + if (err) + goto err_80211_unwind; bcm43xx_pctl_set_crystal(bcm, 0); /* Set the MAC address in the networking subsystem */ - if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) + if (is_valid_ether_addr(bcm->sprom.et1macaddr)) memcpy(bcm->net_dev->dev_addr, bcm->sprom.et1macaddr, 6); else memcpy(bcm->net_dev->dev_addr, bcm->sprom.il0macaddr, 6); - bcm43xx_geo_init(bcm); - snprintf(bcm->nick, IW_ESSID_MAX_SIZE, "Broadcom %04X", bcm->chip_id); @@ -3522,6 +3535,7 @@ static inline int bcm43xx_tx(struct bcm43xx_private *bcm, err = bcm43xx_pio_tx(bcm, txb); else err = bcm43xx_dma_tx(bcm, txb); + bcm->net_dev->trans_start = jiffies; return err; } @@ -3935,9 +3949,6 @@ static int bcm43xx_resume(struct pci_dev *pdev) netif_device_attach(net_dev); - /*FIXME: This should be handled by softmac instead. */ - schedule_work(&bcm->softmac->associnfo.work); - dprintk(KERN_INFO PFX "Device resumed.\n"); return 0; diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.h b/drivers/net/wireless/bcm43xx/bcm43xx_main.h index eca79a3..30a202b 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.h @@ -118,12 +118,14 @@ int bcm43xx_channel_to_freq(struct bcm43xx_private *bcm, static inline int bcm43xx_is_valid_channel_a(u8 channel) { - return (channel <= 200); + return (channel >= IEEE80211_52GHZ_MIN_CHANNEL + && channel <= IEEE80211_52GHZ_MAX_CHANNEL); } static inline int bcm43xx_is_valid_channel_bg(u8 channel) { - return (channel >= 1 && channel <= 14); + return (channel >= IEEE80211_24GHZ_MIN_CHANNEL + && channel <= IEEE80211_24GHZ_MAX_CHANNEL); } static inline int bcm43xx_is_valid_channel(struct bcm43xx_private *bcm, diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c index 0a66f43..b0abac5 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c @@ -1287,7 +1287,7 @@ static void bcm43xx_phy_initg(struct bcm43xx_private *bcm) if (radio->revision == 8) bcm43xx_phy_write(bcm, 0x0805, 0x3230); bcm43xx_phy_init_pctl(bcm); - if (bcm->chip_id == 0x4306 && bcm->chip_package != 2) { + if (bcm->chip_id == 0x4306 && bcm->chip_package == 2) { bcm43xx_phy_write(bcm, 0x0429, bcm43xx_phy_read(bcm, 0x0429) & 0xBFFF); bcm43xx_phy_write(bcm, 0x04C3, @@ -2151,6 +2151,7 @@ int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm) phy->tssi2dbm = NULL; printk(KERN_ERR PFX "Could not generate " "tssi2dBm table\n"); + kfree(dyn_tssi2dbm); return -ENODEV; } phy->tssi2dbm = dyn_tssi2dbm; diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c index c59ddd4..0aa1bd2 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c @@ -27,6 +27,7 @@ #include "bcm43xx_pio.h" #include "bcm43xx_main.h" #include "bcm43xx_xmit.h" +#include "bcm43xx_power.h" #include <linux/delay.h> @@ -44,10 +45,10 @@ static void tx_octet(struct bcm43xx_pioqueue *queue, bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, octet); bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITEHI); + BCM43xx_PIO_TXCTL_WRITELO); } else { bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITEHI); + BCM43xx_PIO_TXCTL_WRITELO); bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, octet); } @@ -103,7 +104,7 @@ static void tx_complete(struct bcm43xx_pioqueue *queue, bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, skb->data[skb->len - 1]); bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITEHI | + BCM43xx_PIO_TXCTL_WRITELO | BCM43xx_PIO_TXCTL_COMPLETE); } else { bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, @@ -112,9 +113,10 @@ static void tx_complete(struct bcm43xx_pioqueue *queue, } static u16 generate_cookie(struct bcm43xx_pioqueue *queue, - int packetindex) + struct bcm43xx_pio_txpacket *packet) { u16 cookie = 0x0000; + int packetindex; /* We use the upper 4 bits for the PIO * controller ID and the lower 12 bits @@ -135,6 +137,7 @@ static u16 generate_cookie(struct bcm43xx_pioqueue *queue, default: assert(0); } + packetindex = pio_txpacket_getindex(packet); assert(((u16)packetindex & 0xF000) == 0x0000); cookie |= (u16)packetindex; @@ -184,7 +187,7 @@ static void pio_tx_write_fragment(struct bcm43xx_pioqueue *queue, bcm43xx_generate_txhdr(queue->bcm, &txhdr, skb->data, skb->len, (packet->xmitted_frags == 0), - generate_cookie(queue, pio_txpacket_getindex(packet))); + generate_cookie(queue, packet)); tx_start(queue); octets = skb->len + sizeof(txhdr); @@ -241,7 +244,7 @@ static int pio_tx_packet(struct bcm43xx_pio_txpacket *packet) queue->tx_devq_packets++; queue->tx_devq_used += octets; - assert(packet->xmitted_frags <= packet->txb->nr_frags); + assert(packet->xmitted_frags < packet->txb->nr_frags); packet->xmitted_frags++; packet->xmitted_octets += octets; } @@ -257,8 +260,14 @@ static void tx_tasklet(unsigned long d) unsigned long flags; struct bcm43xx_pio_txpacket *packet, *tmp_packet; int err; + u16 txctl; bcm43xx_lock_mmio(bcm, flags); + + txctl = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL); + if (txctl & BCM43xx_PIO_TXCTL_SUSPEND) + goto out_unlock; + list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) { assert(packet->xmitted_frags < packet->txb->nr_frags); if (packet->xmitted_frags == 0) { @@ -288,6 +297,7 @@ static void tx_tasklet(unsigned long d) next_packet: continue; } +out_unlock: bcm43xx_unlock_mmio(bcm, flags); } @@ -330,12 +340,19 @@ struct bcm43xx_pioqueue * bcm43xx_setup_pioqueue(struct bcm43xx_private *bcm, (unsigned long)queue); value = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); - value |= BCM43xx_SBF_XFER_REG_BYTESWAP; + value &= ~BCM43xx_SBF_XFER_REG_BYTESWAP; bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value); qsize = bcm43xx_read16(bcm, queue->mmio_base + BCM43xx_PIO_TXQBUFSIZE); + if (qsize == 0) { + printk(KERN_ERR PFX "ERROR: This card does not support PIO " + "operation mode. Please use DMA mode " + "(module parameter pio=0).\n"); + goto err_freequeue; + } if (qsize <= BCM43xx_PIO_TXQADJUST) { - printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n", qsize); + printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n", + qsize); goto err_freequeue; } qsize -= BCM43xx_PIO_TXQADJUST; @@ -444,15 +461,10 @@ int bcm43xx_pio_tx(struct bcm43xx_private *bcm, { struct bcm43xx_pioqueue *queue = bcm43xx_current_pio(bcm)->queue1; struct bcm43xx_pio_txpacket *packet; - u16 tmp; assert(!queue->tx_suspended); assert(!list_empty(&queue->txfree)); - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL); - if (tmp & BCM43xx_PIO_TXCTL_SUSPEND) - return -EBUSY; - packet = list_entry(queue->txfree.next, struct bcm43xx_pio_txpacket, list); packet->txb = txb; packet->xmitted_frags = 0; @@ -462,7 +474,7 @@ int bcm43xx_pio_tx(struct bcm43xx_private *bcm, assert(queue->nr_txfree < BCM43xx_PIO_MAXTXPACKETS); /* Suspend TX, if we are out of packets in the "free" queue. */ - if (unlikely(list_empty(&queue->txfree))) { + if (list_empty(&queue->txfree)) { netif_stop_queue(queue->bcm->net_dev); queue->tx_suspended = 1; } @@ -480,15 +492,15 @@ void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm, queue = parse_cookie(bcm, status->cookie, &packet); assert(queue); -//TODO -if (!queue) -return; + free_txpacket(packet, 1); - if (unlikely(queue->tx_suspended)) { + if (queue->tx_suspended) { queue->tx_suspended = 0; netif_wake_queue(queue->bcm->net_dev); } - /* If there are packets on the txqueue, poke the tasklet. */ + /* If there are packets on the txqueue, poke the tasklet + * to transmit them. + */ if (!list_empty(&queue->txqueue)) tasklet_schedule(&queue->txtask); } @@ -519,12 +531,9 @@ void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue) int i, preamble_readwords; struct sk_buff *skb; -return; tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL); - if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE)) { - dprintkl(KERN_ERR PFX "PIO RX: No data available\n");//TODO: remove this printk. + if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE)) return; - } bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL, BCM43xx_PIO_RXCTL_DATAAVAILABLE); @@ -538,8 +547,7 @@ return; return; data_ready: -//FIXME: endianess in this function. - len = le16_to_cpu(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA)); + len = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); if (unlikely(len > 0x700)) { pio_rx_error(queue, 0, "len > 0x700"); return; @@ -555,7 +563,7 @@ data_ready: preamble_readwords = 18 / sizeof(u16); for (i = 0; i < preamble_readwords; i++) { tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - preamble[i + 1] = cpu_to_be16(tmp);//FIXME? + preamble[i + 1] = cpu_to_le16(tmp); } rxhdr = (struct bcm43xx_rxhdr *)preamble; rxflags2 = le16_to_cpu(rxhdr->flags2); @@ -591,16 +599,40 @@ data_ready: } skb_put(skb, len); for (i = 0; i < len - 1; i += 2) { - tmp = cpu_to_be16(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA)); - *((u16 *)(skb->data + i)) = tmp; + tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); + *((u16 *)(skb->data + i)) = cpu_to_le16(tmp); } if (len % 2) { tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); skb->data[len - 1] = (tmp & 0x00FF); +/* The specs say the following is required, but + * it is wrong and corrupts the PLCP. If we don't do + * this, the PLCP seems to be correct. So ifdef it out for now. + */ +#if 0 if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME) - skb->data[0x20] = (tmp & 0xFF00) >> 8; + skb->data[2] = (tmp & 0xFF00) >> 8; else - skb->data[0x1E] = (tmp & 0xFF00) >> 8; + skb->data[0] = (tmp & 0xFF00) >> 8; +#endif } + skb_trim(skb, len - IEEE80211_FCS_LEN); bcm43xx_rx(queue->bcm, skb, rxhdr); } + +void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue) +{ + bcm43xx_power_saving_ctl_bits(queue->bcm, -1, 1); + bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, + bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL) + | BCM43xx_PIO_TXCTL_SUSPEND); +} + +void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue) +{ + bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, + bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL) + & ~BCM43xx_PIO_TXCTL_SUSPEND); + bcm43xx_power_saving_ctl_bits(queue->bcm, -1, -1); + tasklet_schedule(&queue->txtask); +} diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_pio.h b/drivers/net/wireless/bcm43xx/bcm43xx_pio.h index 970627b..dfc7820 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_pio.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_pio.h @@ -14,8 +14,8 @@ #define BCM43xx_PIO_RXCTL 0x08 #define BCM43xx_PIO_RXDATA 0x0A -#define BCM43xx_PIO_TXCTL_WRITEHI (1 << 0) -#define BCM43xx_PIO_TXCTL_WRITELO (1 << 1) +#define BCM43xx_PIO_TXCTL_WRITELO (1 << 0) +#define BCM43xx_PIO_TXCTL_WRITEHI (1 << 1) #define BCM43xx_PIO_TXCTL_COMPLETE (1 << 2) #define BCM43xx_PIO_TXCTL_INIT (1 << 3) #define BCM43xx_PIO_TXCTL_SUSPEND (1 << 7) @@ -95,6 +95,7 @@ void bcm43xx_pio_write(struct bcm43xx_pioqueue *queue, u16 offset, u16 value) { bcm43xx_write16(queue->bcm, queue->mmio_base + offset, value); + mmiowb(); } @@ -107,6 +108,9 @@ void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm, struct bcm43xx_xmitstatus *status); void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue); +void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue); +void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue); + #else /* CONFIG_BCM43XX_PIO */ static inline @@ -133,6 +137,14 @@ static inline void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue) { } +static inline +void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue) +{ +} +static inline +void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue) +{ +} #endif /* CONFIG_BCM43XX_PIO */ #endif /* BCM43xx_PIO_H_ */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_power.c b/drivers/net/wireless/bcm43xx/bcm43xx_power.c index 3c92b62..6569da3 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_power.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_power.c @@ -35,77 +35,101 @@ #include "bcm43xx_main.h" +/* Get the Slow Clock Source */ +static int bcm43xx_pctl_get_slowclksrc(struct bcm43xx_private *bcm) +{ + u32 tmp; + int err; + + assert(bcm->current_core == &bcm->core_chipcommon); + if (bcm->current_core->rev < 6) { + if (bcm->bustype == BCM43xx_BUSTYPE_PCMCIA || + bcm->bustype == BCM43xx_BUSTYPE_SB) + return BCM43xx_PCTL_CLKSRC_XTALOS; + if (bcm->bustype == BCM43xx_BUSTYPE_PCI) { + err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &tmp); + assert(!err); + if (tmp & 0x10) + return BCM43xx_PCTL_CLKSRC_PCI; + return BCM43xx_PCTL_CLKSRC_XTALOS; + } + } + if (bcm->current_core->rev < 10) { + tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL); + tmp &= 0x7; + if (tmp == 0) + return BCM43xx_PCTL_CLKSRC_LOPWROS; + if (tmp == 1) + return BCM43xx_PCTL_CLKSRC_XTALOS; + if (tmp == 2) + return BCM43xx_PCTL_CLKSRC_PCI; + } + + return BCM43xx_PCTL_CLKSRC_XTALOS; +} + /* Get max/min slowclock frequency * as described in http://bcm-specs.sipsolutions.net/PowerControl */ static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm, int get_max) { - int limit = 0; + int limit; + int clocksrc; int divisor; - int selection; - int err; u32 tmp; - struct bcm43xx_coreinfo *old_core; - if (!(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL)) - goto out; - old_core = bcm->current_core; - err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon); - if (err) - goto out; + assert(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL); + assert(bcm->current_core == &bcm->core_chipcommon); + clocksrc = bcm43xx_pctl_get_slowclksrc(bcm); if (bcm->current_core->rev < 6) { - if ((bcm->bustype == BCM43xx_BUSTYPE_PCMCIA) || - (bcm->bustype == BCM43xx_BUSTYPE_SB)) { - selection = 1; + switch (clocksrc) { + case BCM43xx_PCTL_CLKSRC_PCI: + divisor = 64; + break; + case BCM43xx_PCTL_CLKSRC_XTALOS: divisor = 32; - } else { - err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &tmp); - if (err) { - printk(KERN_ERR PFX "clockfreqlimit pcicfg read failure\n"); - goto out_switchback; - } - if (tmp & 0x10) { - /* PCI */ - selection = 2; - divisor = 64; - } else { - /* XTAL */ - selection = 1; - divisor = 32; - } + break; + default: + assert(0); + divisor = 1; } } else if (bcm->current_core->rev < 10) { - selection = (tmp & 0x07); - if (selection) { + switch (clocksrc) { + case BCM43xx_PCTL_CLKSRC_LOPWROS: + divisor = 1; + break; + case BCM43xx_PCTL_CLKSRC_XTALOS: + case BCM43xx_PCTL_CLKSRC_PCI: tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL); - divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16)); - } else + divisor = ((tmp & 0xFFFF0000) >> 16) + 1; + divisor *= 4; + break; + default: + assert(0); divisor = 1; + } } else { tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SYSCLKCTL); - divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16)); - selection = 1; + divisor = ((tmp & 0xFFFF0000) >> 16) + 1; + divisor *= 4; } - - switch (selection) { - case 0: - /* LPO */ + + switch (clocksrc) { + case BCM43xx_PCTL_CLKSRC_LOPWROS: if (get_max) limit = 43000; else limit = 25000; break; - case 1: - /* XTAL */ + case BCM43xx_PCTL_CLKSRC_XTALOS: if (get_max) limit = 20200000; else limit = 19800000; break; - case 2: - /* PCI */ + case BCM43xx_PCTL_CLKSRC_PCI: if (get_max) limit = 34000000; else @@ -113,17 +137,14 @@ static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm, break; default: assert(0); + limit = 0; } limit /= divisor; -out_switchback: - err = bcm43xx_switch_core(bcm, old_core); - assert(err == 0); - -out: return limit; } + /* init power control * as described in http://bcm-specs.sipsolutions.net/PowerControl */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_power.h b/drivers/net/wireless/bcm43xx/bcm43xx_power.h index 5f63640..c966ab3 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_power.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_power.h @@ -33,6 +33,15 @@ #include <linux/types.h> +/* Clock sources */ +enum { + /* PCI clock */ + BCM43xx_PCTL_CLKSRC_PCI, + /* Crystal slow clock oscillator */ + BCM43xx_PCTL_CLKSRC_XTALOS, + /* Low power oscillator */ + BCM43xx_PCTL_CLKSRC_LOPWROS, +}; struct bcm43xx_private; diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c index c44d890..b438f48 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c @@ -71,14 +71,46 @@ static int get_boolean(const char *buf, size_t count) return -EINVAL; } +static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len) +{ + int i, pos = 0; + + for (i = 0; i < BCM43xx_SPROM_SIZE; i++) { + pos += snprintf(buf + pos, buf_len - pos - 1, + "%04X", swab16(sprom[i]) & 0xFFFF); + } + pos += snprintf(buf + pos, buf_len - pos - 1, "\n"); + + return pos + 1; +} + +static int hex2sprom(u16 *sprom, const char *dump, size_t len) +{ + char tmp[5] = { 0 }; + int cnt = 0; + unsigned long parsed; + + if (len < BCM43xx_SPROM_SIZE * sizeof(u16) * 2) + return -EINVAL; + + while (cnt < BCM43xx_SPROM_SIZE) { + memcpy(tmp, dump, 4); + dump += 4; + parsed = simple_strtoul(tmp, NULL, 16); + sprom[cnt++] = swab16((u16)parsed); + } + + return 0; +} + static ssize_t bcm43xx_attr_sprom_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom); + struct bcm43xx_private *bcm = dev_to_bcm(dev); u16 *sprom; unsigned long flags; - int i, err; + int err; if (!capable(CAP_NET_ADMIN)) return -EPERM; @@ -91,55 +123,53 @@ static ssize_t bcm43xx_attr_sprom_show(struct device *dev, bcm43xx_lock_mmio(bcm, flags); assert(bcm->initialized); err = bcm43xx_sprom_read(bcm, sprom); - if (!err) { - for (i = 0; i < BCM43xx_SPROM_SIZE; i++) { - buf[i * 2] = sprom[i] & 0x00FF; - buf[i * 2 + 1] = (sprom[i] & 0xFF00) >> 8; - } - } + if (!err) + err = sprom2hex(sprom, buf, PAGE_SIZE); bcm43xx_unlock_mmio(bcm, flags); kfree(sprom); - return err ? err : BCM43xx_SPROM_SIZE * sizeof(u16); + return err; } static ssize_t bcm43xx_attr_sprom_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom); + struct bcm43xx_private *bcm = dev_to_bcm(dev); u16 *sprom; unsigned long flags; - int i, err; + int err; if (!capable(CAP_NET_ADMIN)) return -EPERM; - if (count != BCM43xx_SPROM_SIZE * sizeof(u16)) - return -EINVAL; sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom), GFP_KERNEL); if (!sprom) return -ENOMEM; - for (i = 0; i < BCM43xx_SPROM_SIZE; i++) { - sprom[i] = buf[i * 2] & 0xFF; - sprom[i] |= ((u16)(buf[i * 2 + 1] & 0xFF)) << 8; - } + err = hex2sprom(sprom, buf, count); + if (err) + goto out_kfree; bcm43xx_lock_mmio(bcm, flags); assert(bcm->initialized); err = bcm43xx_sprom_write(bcm, sprom); bcm43xx_unlock_mmio(bcm, flags); +out_kfree: kfree(sprom); return err ? err : count; } +static DEVICE_ATTR(sprom, 0600, + bcm43xx_attr_sprom_show, + bcm43xx_attr_sprom_store); + static ssize_t bcm43xx_attr_interfmode_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode); + struct bcm43xx_private *bcm = dev_to_bcm(dev); unsigned long flags; int err; ssize_t count = 0; @@ -175,7 +205,7 @@ static ssize_t bcm43xx_attr_interfmode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode); + struct bcm43xx_private *bcm = dev_to_bcm(dev); unsigned long flags; int err; int mode; @@ -215,11 +245,15 @@ static ssize_t bcm43xx_attr_interfmode_store(struct device *dev, return err ? err : count; } +static DEVICE_ATTR(interference, 0644, + bcm43xx_attr_interfmode_show, + bcm43xx_attr_interfmode_store); + static ssize_t bcm43xx_attr_preamble_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble); + struct bcm43xx_private *bcm = dev_to_bcm(dev); unsigned long flags; int err; ssize_t count; @@ -245,7 +279,7 @@ static ssize_t bcm43xx_attr_preamble_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble); + struct bcm43xx_private *bcm = dev_to_bcm(dev); unsigned long flags; int err; int value; @@ -267,56 +301,41 @@ static ssize_t bcm43xx_attr_preamble_store(struct device *dev, return err ? err : count; } +static DEVICE_ATTR(shortpreamble, 0644, + bcm43xx_attr_preamble_show, + bcm43xx_attr_preamble_store); + int bcm43xx_sysfs_register(struct bcm43xx_private *bcm) { struct device *dev = &bcm->pci_dev->dev; - struct bcm43xx_sysfs *sysfs = &bcm->sysfs; int err; assert(bcm->initialized); - sysfs->attr_sprom.attr.name = "sprom"; - sysfs->attr_sprom.attr.owner = THIS_MODULE; - sysfs->attr_sprom.attr.mode = 0600; - sysfs->attr_sprom.show = bcm43xx_attr_sprom_show; - sysfs->attr_sprom.store = bcm43xx_attr_sprom_store; - err = device_create_file(dev, &sysfs->attr_sprom); + err = device_create_file(dev, &dev_attr_sprom); if (err) goto out; - - sysfs->attr_interfmode.attr.name = "interference"; - sysfs->attr_interfmode.attr.owner = THIS_MODULE; - sysfs->attr_interfmode.attr.mode = 0600; - sysfs->attr_interfmode.show = bcm43xx_attr_interfmode_show; - sysfs->attr_interfmode.store = bcm43xx_attr_interfmode_store; - err = device_create_file(dev, &sysfs->attr_interfmode); + err = device_create_file(dev, &dev_attr_interference); if (err) goto err_remove_sprom; - - sysfs->attr_preamble.attr.name = "shortpreamble"; - sysfs->attr_preamble.attr.owner = THIS_MODULE; - sysfs->attr_preamble.attr.mode = 0600; - sysfs->attr_preamble.show = bcm43xx_attr_preamble_show; - sysfs->attr_preamble.store = bcm43xx_attr_preamble_store; - err = device_create_file(dev, &sysfs->attr_preamble); + err = device_create_file(dev, &dev_attr_shortpreamble); if (err) goto err_remove_interfmode; out: return err; err_remove_interfmode: - device_remove_file(dev, &sysfs->attr_interfmode); + device_remove_file(dev, &dev_attr_interference); err_remove_sprom: - device_remove_file(dev, &sysfs->attr_sprom); + device_remove_file(dev, &dev_attr_sprom); goto out; } void bcm43xx_sysfs_unregister(struct bcm43xx_private *bcm) { struct device *dev = &bcm->pci_dev->dev; - struct bcm43xx_sysfs *sysfs = &bcm->sysfs; - device_remove_file(dev, &sysfs->attr_preamble); - device_remove_file(dev, &sysfs->attr_interfmode); - device_remove_file(dev, &sysfs->attr_sprom); + device_remove_file(dev, &dev_attr_shortpreamble); + device_remove_file(dev, &dev_attr_interference); + device_remove_file(dev, &dev_attr_sprom); } diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h index 57f1451..cc701df 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h @@ -1,22 +1,6 @@ #ifndef BCM43xx_SYSFS_H_ #define BCM43xx_SYSFS_H_ -#include <linux/device.h> - - -struct bcm43xx_sysfs { - struct device_attribute attr_sprom; - struct device_attribute attr_interfmode; - struct device_attribute attr_preamble; -}; - -#define devattr_to_bcm(attr, attr_name) ({ \ - struct bcm43xx_sysfs *__s; struct bcm43xx_private *__p; \ - __s = container_of((attr), struct bcm43xx_sysfs, attr_name); \ - __p = container_of(__s, struct bcm43xx_private, sysfs); \ - __p; \ - }) - struct bcm43xx_private; int bcm43xx_sysfs_register(struct bcm43xx_private *bcm); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c index 3daee82..b450639 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c @@ -182,8 +182,11 @@ static int bcm43xx_wx_set_mode(struct net_device *net_dev, mode = BCM43xx_INITIAL_IWMODE; bcm43xx_lock_mmio(bcm, flags); - if (bcm->ieee->iw_mode != mode) - bcm43xx_set_iwmode(bcm, mode); + if (bcm->initialized) { + if (bcm->ieee->iw_mode != mode) + bcm43xx_set_iwmode(bcm, mode); + } else + bcm->ieee->iw_mode = mode; bcm43xx_unlock_mmio(bcm, flags); return 0; @@ -962,22 +965,22 @@ static const struct iw_priv_args bcm43xx_priv_wx_args[] = { { .cmd = PRIV_WX_SET_SHORTPREAMBLE, .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - .name = "set_shortpreambl", + .name = "set_shortpreamb", }, { .cmd = PRIV_WX_GET_SHORTPREAMBLE, .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, - .name = "get_shortpreambl", + .name = "get_shortpreamb", }, { .cmd = PRIV_WX_SET_SWENCRYPTION, .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - .name = "set_swencryption", + .name = "set_swencrypt", }, { .cmd = PRIV_WX_GET_SWENCRYPTION, .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, - .name = "get_swencryption", + .name = "get_swencrypt", }, { .cmd = PRIV_WX_SPROM_WRITE, diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c index 8b37e82..8399de5 100644 --- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -1860,7 +1860,7 @@ static char * __prism2_translate_scan(local_info_t *local, memset(&iwe, 0, sizeof(iwe)); iwe.cmd = SIOCGIWFREQ; if (scan) { - chan = scan->chid; + chan = le16_to_cpu(scan->chid); } else if (bss) { chan = bss->chan; } else { @@ -1868,7 +1868,7 @@ static char * __prism2_translate_scan(local_info_t *local, } if (chan > 0) { - iwe.u.freq.m = freq_list[le16_to_cpu(chan - 1)] * 100000; + iwe.u.freq.m = freq_list[chan - 1] * 100000; iwe.u.freq.e = 1; current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index 8dfdfbd..c2d0b09 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -390,7 +390,7 @@ static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev) } } else { struct { - __le16 qual, signal, noise; + __le16 qual, signal, noise, unused; } __attribute__ ((packed)) cq; err = HERMES_READ_RECORD(hw, USER_BAP, @@ -812,7 +812,6 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, if (datalen > IEEE80211_DATA_LEN + 12) { printk(KERN_DEBUG "%s: oversized monitor frame, " "data length = %d\n", dev->name, datalen); - err = -EIO; stats->rx_length_errors++; goto update_stats; } @@ -821,8 +820,7 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, if (!skb) { printk(KERN_WARNING "%s: Cannot allocate skb for monitor frame\n", dev->name); - err = -ENOMEM; - goto drop; + goto update_stats; } /* Copy the 802.11 header to the skb */ diff --git a/drivers/net/wireless/wavelan.c b/drivers/net/wireless/wavelan.c index ff192e9..dade4b9 100644 --- a/drivers/net/wireless/wavelan.c +++ b/drivers/net/wireless/wavelan.c @@ -4306,7 +4306,7 @@ out: * Insertion of the module * I'm now quite proud of the multi-device support. */ -int init_module(void) +int __init init_module(void) { int ret = -EIO; /* Return error if no cards found */ int i; |
