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-rw-r--r--drivers/ata/ahci.c2
-rw-r--r--drivers/ata/libata-core.c4
-rw-r--r--drivers/ata/pata_amd.c2
-rw-r--r--drivers/ata/pata_it821x.c13
-rw-r--r--drivers/char/agp/intel-agp.c35
-rw-r--r--drivers/firewire/fw-cdev.c19
-rw-r--r--drivers/firewire/fw-ohci.c2
-rw-r--r--drivers/ieee1394/eth1394.c21
-rw-r--r--drivers/infiniband/core/umem.c16
-rw-r--r--drivers/infiniband/hw/mlx4/cq.c19
-rw-r--r--drivers/infiniband/hw/mlx4/main.c18
-rw-r--r--drivers/infiniband/hw/mlx4/mlx4_ib.h5
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c196
-rw-r--r--drivers/infiniband/hw/mlx4/user.h9
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_cm.c42
-rw-r--r--drivers/input/keyboard/Kconfig3
-rw-r--r--drivers/macintosh/Kconfig2
-rw-r--r--drivers/message/fusion/mptspi.c8
-rw-r--r--drivers/net/bonding/bond_3ad.c9
-rw-r--r--drivers/net/bonding/bond_main.c2
-rw-r--r--drivers/net/bonding/bond_sysfs.c2
-rw-r--r--drivers/net/bonding/bonding.h4
-rw-r--r--drivers/net/cxgb3/ael1002.c10
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c16
-rw-r--r--drivers/net/cxgb3/regs.h6
-rw-r--r--drivers/net/cxgb3/sge.c3
-rw-r--r--drivers/net/cxgb3/xgmac.c98
-rw-r--r--drivers/net/forcedeth.c4
-rw-r--r--drivers/net/mipsnet.c2
-rw-r--r--drivers/net/mlx4/fw.c110
-rw-r--r--drivers/net/mlx4/fw.h10
-rw-r--r--drivers/net/mlx4/main.c14
-rw-r--r--drivers/net/natsemi.c2
-rw-r--r--drivers/net/spider_net.c121
-rw-r--r--drivers/net/spider_net.h8
-rw-r--r--drivers/net/spider_net_ethtool.c21
-rw-r--r--drivers/parisc/led.c6
-rw-r--r--drivers/s390/char/zcore.c3
-rw-r--r--drivers/s390/net/claw.c13
-rw-r--r--drivers/s390/net/netiucv.c23
-rw-r--r--drivers/s390/net/qeth_eddp.c3
-rw-r--r--drivers/s390/net/qeth_main.c52
-rw-r--r--drivers/scsi/esp_scsi.c1
43 files changed, 620 insertions, 339 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 545f330e59a..ca5229d24d8 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -527,7 +527,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
/* fixup zero port_map */
if (!port_map) {
- port_map = (1 << ahci_nr_ports(hpriv->cap)) - 1;
+ port_map = (1 << ahci_nr_ports(cap)) - 1;
dev_printk(KERN_WARNING, &pdev->dev,
"PORTS_IMPL is zero, forcing 0x%x\n", port_map);
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 047eabd7536..adfae9d1ceb 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3659,7 +3659,7 @@ static int ata_dev_same_device(struct ata_device *dev, unsigned int new_class,
/**
* ata_dev_reread_id - Re-read IDENTIFY data
- * @adev: target ATA device
+ * @dev: target ATA device
* @readid_flags: read ID flags
*
* Re-read IDENTIFY page and make sure @dev is still attached to
@@ -3802,6 +3802,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "HTS541010G9SA00", "MBZOC60D", ATA_HORKAGE_NONCQ, },
/* Drives which do spurious command completion */
{ "HTS541680J9SA00", "SB2IC7EP", ATA_HORKAGE_NONCQ, },
+ { "HTS541612J9SA00", "SBDIC7JP", ATA_HORKAGE_NONCQ, },
+ { "WDC WD740ADFD-00NLR1", NULL, ATA_HORKAGE_NONCQ, },
/* Devices with NCQ limits */
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index b439351f1fd..a16f629b7b3 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -693,6 +693,8 @@ static const struct pci_device_id amd[] = {
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE), 8 },
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE), 8 },
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE), 8 },
+ { PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE), 8 },
+ { PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE), 8 },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_IDE), 9 },
{ },
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index b3456d7a592..dab4e7cf8cd 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -2,6 +2,7 @@
* pata_it821x.c - IT821x PATA for new ATA layer
* (C) 2005 Red Hat Inc
* Alan Cox <alan@redhat.com>
+ * (C) 2007 Bartlomiej Zolnierkiewicz
*
* based upon
*
@@ -79,7 +80,7 @@
#define DRV_NAME "pata_it821x"
-#define DRV_VERSION "0.3.6"
+#define DRV_VERSION "0.3.7"
struct it821x_dev
{
@@ -460,14 +461,8 @@ static unsigned int it821x_passthru_qc_issue_prot(struct ata_queued_cmd *qc)
static int it821x_smart_set_mode(struct ata_port *ap, struct ata_device **unused)
{
- int dma_enabled = 0;
int i;
- /* Bits 5 and 6 indicate if DMA is active on master/slave */
- /* It is possible that BMDMA isn't allocated */
- if (ap->ioaddr.bmdma_addr)
- dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
-
for (i = 0; i < ATA_MAX_DEVICES; i++) {
struct ata_device *dev = &ap->device[i];
if (ata_dev_enabled(dev)) {
@@ -476,7 +471,7 @@ static int it821x_smart_set_mode(struct ata_port *ap, struct ata_device **unused
dev->dma_mode = XFER_MW_DMA_0;
/* We do need the right mode information for DMA or PIO
and this comes from the current configuration flags */
- if (dma_enabled & (1 << (5 + i))) {
+ if (ata_id_has_dma(dev->id)) {
ata_dev_printk(dev, KERN_INFO, "configured for DMA\n");
dev->xfer_mode = XFER_MW_DMA_0;
dev->xfer_shift = ATA_SHIFT_MWDMA;
@@ -799,7 +794,7 @@ MODULE_VERSION(DRV_VERSION);
module_param_named(noraid, it8212_noraid, int, S_IRUGO);
-MODULE_PARM_DESC(it8212_noraid, "Force card into bypass mode");
+MODULE_PARM_DESC(noraid, "Force card into bypass mode");
module_init(it821x_init);
module_exit(it821x_exit);
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 0439ee951a1..a1240603912 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -1843,35 +1843,35 @@ static const struct intel_driver_description {
&intel_845_driver, &intel_830_driver },
{ PCI_DEVICE_ID_INTEL_82875_HB, 0, 0, "i875", &intel_845_driver, NULL },
{ PCI_DEVICE_ID_INTEL_82915G_HB, PCI_DEVICE_ID_INTEL_82915G_IG, 0, "915G",
- &intel_845_driver, &intel_915_driver },
+ NULL, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82915GM_HB, PCI_DEVICE_ID_INTEL_82915GM_IG, 0, "915GM",
- &intel_845_driver, &intel_915_driver },
+ NULL, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82945G_HB, PCI_DEVICE_ID_INTEL_82945G_IG, 0, "945G",
- &intel_845_driver, &intel_915_driver },
+ NULL, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GM_IG, 1, "945GM",
- &intel_845_driver, &intel_915_driver },
+ NULL, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GME_IG, 0, "945GME",
- &intel_845_driver, &intel_915_driver },
+ NULL, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82946GZ_HB, PCI_DEVICE_ID_INTEL_82946GZ_IG, 0, "946GZ",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965G_1_HB, PCI_DEVICE_ID_INTEL_82965G_1_IG, 0, "965G",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965Q_HB, PCI_DEVICE_ID_INTEL_82965Q_IG, 0, "965Q",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965G_HB, PCI_DEVICE_ID_INTEL_82965G_IG, 0, "965G",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GM_IG, 1, "965GM",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GME_IG, 0, "965GME/GLE",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_7505_0, 0, 0, "E7505", &intel_7505_driver, NULL },
{ PCI_DEVICE_ID_INTEL_7205_0, 0, 0, "E7205", &intel_7505_driver, NULL },
{ PCI_DEVICE_ID_INTEL_G33_HB, PCI_DEVICE_ID_INTEL_G33_IG, 0, "G33",
- &intel_845_driver, &intel_g33_driver },
+ NULL, &intel_g33_driver },
{ PCI_DEVICE_ID_INTEL_Q35_HB, PCI_DEVICE_ID_INTEL_Q35_IG, 0, "Q35",
- &intel_845_driver, &intel_g33_driver },
+ NULL, &intel_g33_driver },
{ PCI_DEVICE_ID_INTEL_Q33_HB, PCI_DEVICE_ID_INTEL_Q33_IG, 0, "Q33",
- &intel_845_driver, &intel_g33_driver },
+ NULL, &intel_g33_driver },
{ 0, 0, 0, NULL, NULL, NULL }
};
@@ -1917,8 +1917,11 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
}
if (bridge->driver == NULL) {
- printk(KERN_WARNING PFX "Failed to find bridge device "
- "(chip_id: %04x)\n", intel_agp_chipsets[i].gmch_chip_id);
+ /* bridge has no AGP and no IGD detected */
+ if (cap_ptr)
+ printk(KERN_WARNING PFX "Failed to find bridge device "
+ "(chip_id: %04x)\n",
+ intel_agp_chipsets[i].gmch_chip_id);
agp_put_bridge(bridge);
return -ENODEV;
}
diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c
index 5d402d63799..dbb76427d52 100644
--- a/drivers/firewire/fw-cdev.c
+++ b/drivers/firewire/fw-cdev.c
@@ -640,6 +640,7 @@ iso_callback(struct fw_iso_context *context, u32 cycle,
static int ioctl_create_iso_context(struct client *client, void *buffer)
{
struct fw_cdev_create_iso_context *request = buffer;
+ struct fw_iso_context *context;
if (request->channel > 63)
return -EINVAL;
@@ -661,15 +662,17 @@ static int ioctl_create_iso_context(struct client *client, void *buffer)
return -EINVAL;
}
+ context = fw_iso_context_create(client->device->card,
+ request->type,
+ request->channel,
+ request->speed,
+ request->header_size,
+ iso_callback, client);
+ if (IS_ERR(context))
+ return PTR_ERR(context);
+
client->iso_closure = request->closure;
- client->iso_context = fw_iso_context_create(client->device->card,
- request->type,
- request->channel,
- request->speed,
- request->header_size,
- iso_callback, client);
- if (IS_ERR(client->iso_context))
- return PTR_ERR(client->iso_context);
+ client->iso_context = context;
/* We only support one context at this time. */
request->handle = 0;
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c
index 0d08bf9b78c..b72a5c1f9e6 100644
--- a/drivers/firewire/fw-ohci.c
+++ b/drivers/firewire/fw-ohci.c
@@ -1001,7 +1001,7 @@ static irqreturn_t irq_handler(int irq, void *data)
event = reg_read(ohci, OHCI1394_IntEventClear);
- if (!event)
+ if (!event || !~event)
return IRQ_NONE;
reg_write(ohci, OHCI1394_IntEventClear, event);
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c
index 5f026b5d785..7c13fb3c167 100644
--- a/drivers/ieee1394/eth1394.c
+++ b/drivers/ieee1394/eth1394.c
@@ -1565,7 +1565,7 @@ static void ether1394_complete_cb(void *__ptask)
/* Transmit a packet (called by kernel) */
static int ether1394_tx(struct sk_buff *skb, struct net_device *dev)
{
- struct eth1394hdr *eth;
+ struct eth1394hdr hdr_buf;
struct eth1394_priv *priv = netdev_priv(dev);
__be16 proto;
unsigned long flags;
@@ -1595,16 +1595,17 @@ static int ether1394_tx(struct sk_buff *skb, struct net_device *dev)
if (!skb)
goto fail;
- /* Get rid of the fake eth1394 header, but save a pointer */
- eth = (struct eth1394hdr *)skb->data;
+ /* Get rid of the fake eth1394 header, but first make a copy.
+ * We might need to rebuild the header on tx failure. */
+ memcpy(&hdr_buf, skb->data, sizeof(hdr_buf));
skb_pull(skb, ETH1394_HLEN);
- proto = eth->h_proto;
+ proto = hdr_buf.h_proto;
dg_size = skb->len;
/* Set the transmission type for the packet. ARP packets and IP
* broadcast packets are sent via GASP. */
- if (memcmp(eth->h_dest, dev->broadcast, ETH1394_ALEN) == 0 ||
+ if (memcmp(hdr_buf.h_dest, dev->broadcast, ETH1394_ALEN) == 0 ||
proto == htons(ETH_P_ARP) ||
(proto == htons(ETH_P_IP) &&
IN_MULTICAST(ntohl(ip_hdr(skb)->daddr)))) {
@@ -1616,7 +1617,7 @@ static int ether1394_tx(struct sk_buff *skb, struct net_device *dev)
if (max_payload < dg_size + hdr_type_len[ETH1394_HDR_LF_UF])
priv->bc_dgl++;
} else {
- __be64 guid = get_unaligned((u64 *)eth->h_dest);
+ __be64 guid = get_unaligned((u64 *)hdr_buf.h_dest);
node = eth1394_find_node_guid(&priv->ip_node_list,
be64_to_cpu(guid));
@@ -1673,6 +1674,14 @@ static int ether1394_tx(struct sk_buff *skb, struct net_device *dev)
if (dest_node == (LOCAL_BUS | ALL_NODES))
goto fail;
+ /* At this point we want to restore the packet. When we return
+ * here with NETDEV_TX_BUSY we will get another entrance in this
+ * routine with the same skb and we need it to look the same.
+ * So we pull 4 more bytes, then build the header again. */
+ skb_pull(skb, 4);
+ ether1394_header(skb, dev, ntohs(hdr_buf.h_proto),
+ hdr_buf.h_dest, NULL, 0);
+
/* Most failures of ether1394_send_packet are recoverable. */
netif_stop_queue(dev);
priv->wake_node = dest_node;
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index b4aec5103c9..d40652a8015 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -225,13 +225,15 @@ void ib_umem_release(struct ib_umem *umem)
* up here and not be able to take the mmap_sem. In that case
* we defer the vm_locked accounting to the system workqueue.
*/
- if (context->closing && !down_write_trylock(&mm->mmap_sem)) {
- INIT_WORK(&umem->work, ib_umem_account);
- umem->mm = mm;
- umem->diff = diff;
-
- schedule_work(&umem->work);
- return;
+ if (context->closing) {
+ if (!down_write_trylock(&mm->mmap_sem)) {
+ INIT_WORK(&umem->work, ib_umem_account);
+ umem->mm = mm;
+ umem->diff = diff;
+
+ schedule_work(&umem->work);
+ return;
+ }
} else
down_write(&mm->mmap_sem);
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index b2a290c6703..660b27aecae 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -354,8 +354,8 @@ static int mlx4_ib_poll_one(struct mlx4_ib_cq *cq,
if (is_send) {
wq = &(*cur_qp)->sq;
wqe_ctr = be16_to_cpu(cqe->wqe_index);
- wq->tail += wqe_ctr - (u16) wq->tail;
- wc->wr_id = wq->wrid[wq->tail & (wq->max - 1)];
+ wq->tail += (u16) (wqe_ctr - (u16) wq->tail);
+ wc->wr_id = wq->wrid[wq->tail & (wq->wqe_cnt - 1)];
++wq->tail;
} else if ((*cur_qp)->ibqp.srq) {
srq = to_msrq((*cur_qp)->ibqp.srq);
@@ -364,7 +364,7 @@ static int mlx4_ib_poll_one(struct mlx4_ib_cq *cq,
mlx4_ib_free_srq_wqe(srq, wqe_ctr);
} else {
wq = &(*cur_qp)->rq;
- wc->wr_id = wq->wrid[wq->tail & (wq->max - 1)];
+ wc->wr_id = wq->wrid[wq->tail & (wq->wqe_cnt - 1)];
++wq->tail;
}
@@ -478,7 +478,8 @@ void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq)
{
u32 prod_index;
int nfreed = 0;
- struct mlx4_cqe *cqe;
+ struct mlx4_cqe *cqe, *dest;
+ u8 owner_bit;
/*
* First we need to find the current producer index, so we
@@ -501,9 +502,13 @@ void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq)
if (srq && !(cqe->owner_sr_opcode & MLX4_CQE_IS_SEND_MASK))
mlx4_ib_free_srq_wqe(srq, be16_to_cpu(cqe->wqe_index));
++nfreed;
- } else if (nfreed)
- memcpy(get_cqe(cq, (prod_index + nfreed) & cq->ibcq.cqe),
- cqe, sizeof *cqe);
+ } else if (nfreed) {
+ dest = get_cqe(cq, (prod_index + nfreed) & cq->ibcq.cqe);
+ owner_bit = dest->owner_sr_opcode & MLX4_CQE_OWNER_MASK;
+ memcpy(dest, cqe, sizeof *cqe);
+ dest->owner_sr_opcode = owner_bit |
+ (dest->owner_sr_opcode & ~MLX4_CQE_OWNER_MASK);
+ }
}
if (nfreed) {
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 402f3a20ec0..c591616dccd 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -120,12 +120,12 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
props->max_qp_init_rd_atom = dev->dev->caps.max_qp_init_rdma;
props->max_res_rd_atom = props->max_qp_rd_atom * props->max_qp;
props->max_srq = dev->dev->caps.num_srqs - dev->dev->caps.reserved_srqs;
- props->max_srq_wr = dev->dev->caps.max_srq_wqes;
+ props->max_srq_wr = dev->dev->caps.max_srq_wqes - 1;
props->max_srq_sge = dev->dev->caps.max_srq_sge;
props->local_ca_ack_delay = dev->dev->caps.local_ca_ack_delay;
props->atomic_cap = dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_ATOMIC ?
IB_ATOMIC_HCA : IB_ATOMIC_NONE;
- props->max_pkeys = dev->dev->caps.pkey_table_len;
+ props->max_pkeys = dev->dev->caps.pkey_table_len[1];
props->max_mcast_grp = dev->dev->caps.num_mgms + dev->dev->caps.num_amgms;
props->max_mcast_qp_attach = dev->dev->caps.num_qp_per_mgm;
props->max_total_mcast_qp_attach = props->max_mcast_qp_attach *
@@ -168,9 +168,9 @@ static int mlx4_ib_query_port(struct ib_device *ibdev, u8 port,
props->state = out_mad->data[32] & 0xf;
props->phys_state = out_mad->data[33] >> 4;
props->port_cap_flags = be32_to_cpup((__be32 *) (out_mad->data + 20));
- props->gid_tbl_len = to_mdev(ibdev)->dev->caps.gid_table_len;
+ props->gid_tbl_len = to_mdev(ibdev)->dev->caps.gid_table_len[port];
props->max_msg_sz = 0x80000000;
- props->pkey_tbl_len = to_mdev(ibdev)->dev->caps.pkey_table_len;
+ props->pkey_tbl_len = to_mdev(ibdev)->dev->caps.pkey_table_len[port];
props->bad_pkey_cntr = be16_to_cpup((__be16 *) (out_mad->data + 46));
props->qkey_viol_cntr = be16_to_cpup((__be16 *) (out_mad->data + 48));
props->active_width = out_mad->data[31] & 0xf;
@@ -280,8 +280,14 @@ static int mlx4_SET_PORT(struct mlx4_ib_dev *dev, u8 port, int reset_qkey_viols,
return PTR_ERR(mailbox);
memset(mailbox->buf, 0, 256);
- *(u8 *) mailbox->buf = !!reset_qkey_viols << 6;
- ((__be32 *) mailbox->buf)[2] = cpu_to_be32(cap_mask);
+
+ if (dev->dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
+ *(u8 *) mailbox->buf = !!reset_qkey_viols << 6;
+ ((__be32 *) mailbox->buf)[2] = cpu_to_be32(cap_mask);
+ } else {
+ ((u8 *) mailbox->buf)[3] = !!reset_qkey_viols;
+ ((__be32 *) mailbox->buf)[1] = cpu_to_be32(cap_mask);
+ }
err = mlx4_cmd(dev->dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT,
MLX4_CMD_TIME_CLASS_B);
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 93dac71f323..24ccadd6e4f 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -95,7 +95,8 @@ struct mlx4_ib_mr {
struct mlx4_ib_wq {
u64 *wrid;
spinlock_t lock;
- int max;
+ int wqe_cnt;
+ int max_post;
int max_gs;
int offset;
int wqe_shift;
@@ -113,6 +114,7 @@ struct mlx4_ib_qp {
u32 doorbell_qpn;
__be32 sq_signal_bits;
+ int sq_spare_wqes;
struct mlx4_ib_wq sq;
struct ib_umem *umem;
@@ -123,6 +125,7 @@ struct mlx4_ib_qp {
u8 alt_port;
u8 atomic_rd_en;
u8 resp_depth;
+ u8 sq_no_prefetch;
u8 state;
};
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 5c6d05427a0..28a08bdd180 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -109,6 +109,20 @@ static void *get_send_wqe(struct mlx4_ib_qp *qp, int n)
return get_wqe(qp, qp->sq.offset + (n << qp->sq.wqe_shift));
}
+/*
+ * Stamp a SQ WQE so that it is invalid if prefetched by marking the
+ * first four bytes of every 64 byte chunk with 0xffffffff, except for
+ * the very first chunk of the WQE.
+ */
+static void stamp_send_wqe(struct mlx4_ib_qp *qp, int n)
+{
+ u32 *wqe = get_send_wqe(qp, n);
+ int i;
+
+ for (i = 16; i < 1 << (qp->sq.wqe_shift - 2); i += 16)
+ wqe[i] = 0xffffffff;
+}
+
static void mlx4_ib_qp_event(struct mlx4_qp *qp, enum mlx4_event type)
{
struct ib_event event;
@@ -178,6 +192,8 @@ static int send_wqe_overhead(enum ib_qp_type type)
case IB_QPT_GSI:
return sizeof (struct mlx4_wqe_ctrl_seg) +
ALIGN(MLX4_IB_UD_HEADER_SIZE +
+ DIV_ROUND_UP(MLX4_IB_UD_HEADER_SIZE,
+ MLX4_INLINE_ALIGN) *
sizeof (struct mlx4_wqe_inline_seg),
sizeof (struct mlx4_wqe_data_seg)) +
ALIGN(4 +
@@ -201,18 +217,18 @@ static int set_rq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
if (cap->max_recv_wr)
return -EINVAL;
- qp->rq.max = qp->rq.max_gs = 0;
+ qp->rq.wqe_cnt = qp->rq.max_gs = 0;
} else {
/* HW requires >= 1 RQ entry with >= 1 gather entry */
if (is_user && (!cap->max_recv_wr || !cap->max_recv_sge))
return -EINVAL;
- qp->rq.max = roundup_pow_of_two(max(1, cap->max_recv_wr));
- qp->rq.max_gs = roundup_pow_of_two(max(1, cap->max_recv_sge));
+ qp->rq.wqe_cnt = roundup_pow_of_two(max(1U, cap->max_recv_wr));
+ qp->rq.max_gs = roundup_pow_of_two(max(1U, cap->max_recv_sge));
qp->rq.wqe_shift = ilog2(qp->rq.max_gs * sizeof (struct mlx4_wqe_data_seg));
}
- cap->max_recv_wr = qp->rq.max;
+ cap->max_recv_wr = qp->rq.max_post = qp->rq.wqe_cnt;
cap->max_recv_sge = qp->rq.max_gs;
return 0;
@@ -236,8 +252,6 @@ static int set_kernel_sq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
cap->max_send_sge + 2 > dev->dev->caps.max_sq_sg)
return -EINVAL;
- qp->sq.max = cap->max_send_wr ? roundup_pow_of_two(cap->max_send_wr) : 1;
-
qp->sq.wqe_shift = ilog2(roundup_pow_of_two(max(cap->max_send_sge *
sizeof (struct mlx4_wqe_data_seg),
cap->max_inline_data +
@@ -246,20 +260,27 @@ static int set_kernel_sq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
qp->sq.max_gs = ((1 << qp->sq.wqe_shift) - send_wqe_overhead(type)) /
sizeof (struct mlx4_wqe_data_seg);
- qp->buf_size = (qp->rq.max << qp->rq.wqe_shift) +
- (qp->sq.max << qp->sq.wqe_shift);
+ /*
+ * We need to leave 2 KB + 1 WQE of headroom in the SQ to
+ * allow HW to prefetch.
+ */
+ qp->sq_spare_wqes = (2048 >> qp->sq.wqe_shift) + 1;
+ qp->sq.wqe_cnt = roundup_pow_of_two(cap->max_send_wr + qp->sq_spare_wqes);
+
+ qp->buf_size = (qp->rq.wqe_cnt << qp->rq.wqe_shift) +
+ (qp->sq.wqe_cnt << qp->sq.wqe_shift);
if (qp->rq.wqe_shift > qp->sq.wqe_shift) {
qp->rq.offset = 0;
- qp->sq.offset = qp->rq.max << qp->rq.wqe_shift;
+ qp->sq.offset = qp->rq.wqe_cnt << qp->rq.wqe_shift;
} else {
- qp->rq.offset = qp->sq.max << qp->sq.wqe_shift;
+ qp->rq.offset = qp->sq.wqe_cnt << qp->sq.wqe_shift;
qp->sq.offset = 0;
}
- cap->max_send_wr = qp->sq.max;
- cap->max_send_sge = qp->sq.max_gs;
- cap->max_inline_data = (1 << qp->sq.wqe_shift) - send_wqe_overhead(type) -
- sizeof (struct mlx4_wqe_inline_seg);
+ cap->max_send_wr = qp->sq.max_post = qp->sq.wqe_cnt - qp->sq_spare_wqes;
+ cap->max_send_sge = qp->sq.max_gs;
+ /* We don't support inline sends for kernel QPs (yet) */
+ cap->max_inline_data = 0;
return 0;
}
@@ -267,11 +288,11 @@ static int set_kernel_sq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
static int set_user_sq_size(struct mlx4_ib_qp *qp,
struct mlx4_ib_create_qp *ucmd)
{
- qp->sq.max = 1 << ucmd->log_sq_bb_count;
+ qp->sq.wqe_cnt = 1 << ucmd->log_sq_bb_count;
qp->sq.wqe_shift = ucmd->log_sq_stride;
- qp->buf_size = (qp->rq.max << qp->rq.wqe_shift) +
- (qp->sq.max << qp->sq.wqe_shift);
+ qp->buf_size = (qp->rq.wqe_cnt << qp->rq.wqe_shift) +
+ (qp->sq.wqe_cnt << qp->sq.wqe_shift);
return 0;
}
@@ -307,6 +328,8 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
goto err;
}
+ qp->sq_no_prefetch = ucmd.sq_no_prefetch;
+
err = set_user_sq_size(qp, &ucmd);
if (err)
goto err;
@@ -334,6 +357,8 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
goto err_mtt;
}
} else {
+ qp->sq_no_prefetch = 0;
+
err = set_kernel_sq_size(dev, &init_attr->cap, init_attr->qp_type, qp);
if (err)
goto err;
@@ -360,16 +385,13 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
if (err)
goto err_mtt;
- qp->sq.wrid = kmalloc(qp->sq.max * sizeof (u64), GFP_KERNEL);
- qp->rq.wrid = kmalloc(qp->rq.max * sizeof (u64), GFP_KERNEL);
+ qp->sq.wrid = kmalloc(qp->sq.wqe_cnt * sizeof (u64), GFP_KERNEL);
+ qp->rq.wrid = kmalloc(qp->rq.wqe_cnt * sizeof (u64), GFP_KERNEL);
if (!qp->sq.wrid || !qp->rq.wrid) {
err = -ENOMEM;
goto err_wrid;
}
-
- /* We don't support inline sends for kernel QPs (yet) */
- init_attr->cap.max_inline_data = 0;
}
err = mlx4_qp_alloc(dev->dev, sqpn, &qp->mqp);
@@ -583,24 +605,6 @@ int mlx4_ib_destroy_qp(struct ib_qp *qp)
return 0;
}
-static void init_port(struct mlx4_ib_dev *dev, int port)
-{
- struct mlx4_init_port_param param;
- int err;
-
- memset(&param, 0, sizeof param);
-
- param.port_width_cap = dev->dev->caps.port_width_cap;
- param.vl_cap = dev->dev->caps.vl_cap;
- param.mtu = ib_mtu_enum_to_int(dev->dev->caps.mtu_cap);
- param.max_gid = dev->dev->caps.gid_table_len;
- param.max_pkey = dev->dev->caps.pkey_table_len;
-
- err = mlx4_INIT_PORT(dev->dev, &param, port);
- if (err)
- printk(KERN_WARNING "INIT_PORT failed, return code %d.\n", err);
-}
-
static int to_mlx4_st(enum ib_qp_type type)
{
switch (type) {
@@ -674,9 +678,9 @@ static int mlx4_set_path(struct mlx4_ib_dev *dev, const struct ib_ah_attr *ah,
path->counter_index = 0xff;
if (ah->ah_flags & IB_AH_GRH) {
- if (ah->grh.sgid_index >= dev->dev->caps.gid_table_len) {
+ if (ah->grh.sgid_index >= dev->dev->caps.gid_table_len[port]) {
printk(KERN_ERR "sgid_index (%u) too large. max is %d\n",
- ah->grh.sgid_index, dev->dev->caps.gid_table_len - 1);
+ ah->grh.sgid_index, dev->dev->caps.gid_table_len[port] - 1);
return -1;
}
@@ -743,14 +747,17 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
context->mtu_msgmax = (attr->path_mtu << 5) | 31;
}
- if (qp->rq.max)
- context->rq_size_stride = ilog2(qp->rq.max) << 3;
+ if (qp->rq.wqe_cnt)
+ context->rq_size_stride = ilog2(qp->rq.wqe_cnt) << 3;
context->rq_size_stride |= qp->rq.wqe_shift - 4;
- if (qp->sq.max)
- context->sq_size_stride = ilog2(qp->sq.max) << 3;
+ if (qp->sq.wqe_cnt)
+ context->sq_size_stride = ilog2(qp->sq.wqe_cnt) << 3;
context->sq_size_stride |= qp->sq.wqe_shift - 4;
+ if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT)
+ context->sq_size_stride |= !!qp->sq_no_prefetch << 7;
+
if (qp->ibqp.uobject)
context->usr_page = cpu_to_be32(to_mucontext(ibqp->uobject->context)->uar.index);
else
@@ -789,13 +796,14 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
}
if (attr_mask & IB_QP_ALT_PATH) {
- if (attr->alt_pkey_index >= dev->dev->caps.pkey_table_len)
- return -EINVAL;
-
if (attr->alt_port_num == 0 ||
attr->alt_port_num > dev->dev->caps.num_ports)
return -EINVAL;
+ if (attr->alt_pkey_index >=
+ dev->dev->caps.pkey_table_len[attr->alt_port_num])
+ return -EINVAL;
+
if (mlx4_set_path(dev, &attr->alt_ah_attr, &context->alt_path,
attr->alt_port_num))
return -EINVAL;
@@ -884,16 +892,19 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
/*
* Before passing a kernel QP to the HW, make sure that the
- * ownership bits of the send queue are set so that the
- * hardware doesn't start processing stale work requests.
+ * ownership bits of the send queue are set and the SQ
+ * headroom is stamped so that the hardware doesn't start
+ * processing stale work requests.
*/
if (!ibqp->uobject && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) {
struct mlx4_wqe_ctrl_seg *ctrl;
int i;
- for (i = 0; i < qp->sq.max; ++i) {
+ for (i = 0; i < qp->sq.wqe_cnt; ++i) {
ctrl = get_send_wqe(qp, i);
ctrl->owner_opcode = cpu_to_be32(1 << 31);
+
+ stamp_send_wqe(qp, i);
}
}
@@ -923,7 +934,9 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
*/
if (is_qp0(dev, qp)) {
if (cur_state != IB_QPS_RTR && new_state == IB_QPS_RTR)
- init_port(dev, qp->port);
+ if (mlx4_INIT_PORT(dev->dev, qp->port))
+ printk(KERN_WARNING "INIT_PORT failed for port %d\n",
+ qp->port);
if (cur_state != IB_QPS_RESET && cur_state != IB_QPS_ERR &&
(new_state == IB_QPS_RESET || new_state == IB_QPS_ERR))
@@ -986,16 +999,17 @@ int mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
if (!ib_modify_qp_is_ok(cur_state, new_state, ibqp->qp_type, attr_mask))
goto out;
- if ((attr_mask & IB_QP_PKEY_INDEX) &&
- attr->pkey_index >= dev->dev->caps.pkey_table_len) {
- goto out;
- }
-
if ((attr_mask & IB_QP_PORT) &&
(attr->port_num == 0 || attr->port_num > dev->dev->caps.num_ports)) {
goto out;
}
+ if (attr_mask & IB_QP_PKEY_INDEX) {
+ int p = attr_mask & IB_QP_PORT ? attr->port_num : qp->port;
+ if (attr->pkey_index >= dev->dev->caps.pkey_table_len[p])
+ goto out;
+ }
+
if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC &&
attr->max_rd_atomic > dev->dev->caps.max_qp_init_rdma) {
goto out;
@@ -1037,6 +1051,7 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr,
u16 pkey;
int send_size;
int header_size;
+ int spc;
int i;
send_size = 0;
@@ -1112,10 +1127,43 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr,
printk("\n");
}
- inl->byte_count = cpu_to_be32(1 << 31 | header_size);
- memcpy(inl + 1, sqp->header_buf, header_size);
+ /*
+ * Inline data segments may not cross a 64 byte boundary. If
+ * our UD header is bigger than the space available up to the
+ * next 64 byte boundary in the WQE, use two inline data
+ * segments to hold the UD header.
+ */
+ spc = MLX4_INLINE_ALIGN -
+ ((unsigned long) (inl + 1) & (MLX4_INLINE_ALIGN - 1));
+ if (header_size <= spc) {
+ inl->byte_count = cpu_to_be32(1 << 31 | header_size);
+ memcpy(inl + 1, sqp->header_buf, header_size);
+ i = 1;
+ } else {
+ inl->byte_count = cpu_to_be32(1 << 31 | spc);
+ memcpy(inl + 1, sqp->header_buf, spc);
- return ALIGN(sizeof (struct mlx4_wqe_inline_seg) + header_size, 16);
+ inl = (void *) (inl + 1) + spc;
+ memcpy(inl + 1, sqp->header_buf + spc, header_size - spc);
+ /*
+ * Need a barrier here to make sure all the data is
+ * visible before the byte_count field is set.
+ * Otherwise the HCA prefetcher could grab the 64-byte
+ * chunk with this inline segment and get a valid (!=
+ * 0xffffffff) byte count but stale data, and end up
+ * generating a packet with bad headers.
+ *
+ * The first inline segment's byte_count field doesn't
+ * need a barrier, because it comes after a
+ * control/MLX segment and therefore is at an offset
+ * of 16 mod 64.
+ */
+ wmb();
+ inl->byte_count = cpu_to_be32(1 << 31 | (header_size - spc));
+ i = 2;
+ }
+
+ return ALIGN(i * sizeof (struct mlx4_wqe_inline_seg) + header_size, 16);
}
static int mlx4_wq_overflow(struct mlx4_ib_wq *wq, int nreq, struct ib_cq *ib_cq)
@@ -1124,7 +1172,7 @@ static int mlx4_wq_overflow(struct mlx4_ib_wq *wq, int nreq, struct ib_cq *ib_cq
struct mlx4_ib_cq *cq;
cur = wq->head - wq->tail;
- if (likely(cur + nreq < wq->max))
+ if (likely(cur + nreq < wq->max_post))
return 0;
cq = to_mcq(ib_cq);
@@ -1132,7 +1180,7 @@ static int mlx4_wq_overflow(struct mlx4_ib_wq *wq, int nreq, struct ib_cq *ib_cq
cur = wq->head - wq->tail;
spin_unlock(&cq->lock);
- return cur + nreq >= wq->max;
+ return cur + nreq >= wq->max_post;
}
int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
@@ -1165,8 +1213,8 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
goto out;
}
- ctrl = wqe = get_send_wqe(qp, ind & (qp->sq.max - 1));
- qp->sq.wrid[ind & (qp->sq.max - 1)] = wr->wr_id;
+ ctrl = wqe = get_send_wqe(qp, ind & (qp->sq.wqe_cnt - 1));
+ qp->sq.wrid[ind & (qp->sq.wqe_cnt - 1)] = wr->wr_id;
ctrl->srcrb_flags =
(wr->send_flags & IB_SEND_SIGNALED ?
@@ -1301,7 +1349,16 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
}
ctrl->owner_opcode = mlx4_ib_opcode[wr->opcode] |
- (ind & qp->sq.max ? cpu_to_be32(1 << 31) : 0);
+ (ind & qp->sq.wqe_cnt ? cpu_to_be32(1 << 31) : 0);
+
+ /*
+ * We can improve latency by not stamping the last
+ * send queue WQE until after ringing the doorbell, so
+ * only stamp here if there are still more WQEs to post.
+ */
+ if (wr->next)
+ stamp_send_wqe(qp, (ind + qp->sq_spare_wqes) &
+ (qp->sq.wqe_cnt - 1));
++ind;
}
@@ -1324,6 +1381,9 @@ out:
* and reach the HCA out of order.
*/
mmiowb();
+
+ stamp_send_wqe(qp, (ind + qp->sq_spare_wqes - 1) &
+ (qp->sq.wqe_cnt - 1));
}
spin_unlock_irqrestore(&qp->rq.lock, flags);
@@ -1344,7 +1404,7 @@ int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
spin_lock_irqsave(&qp->rq.lock, flags);
- ind = qp->rq.head & (qp->rq.max - 1);
+ ind = qp->rq.head & (qp->rq.wqe_cnt - 1);
for (nreq = 0; wr; ++nreq, wr = wr->next) {
if (mlx4_wq_overflow(&qp->rq, nreq, qp->ibqp.send_cq)) {
@@ -1375,7 +1435,7 @@ int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
qp->rq.wrid[ind] = wr->wr_id;
- ind = (ind + 1) & (qp->rq.max - 1);
+ ind = (ind + 1) & (qp->rq.wqe_cnt - 1);
}
out:
diff --git a/drivers/infiniband/hw/mlx4/user.h b/drivers/infiniband/hw/mlx4/user.h
index 88c72d56368..e2d11be4525 100644
--- a/drivers/infiniband/hw/mlx4/user.h
+++ b/drivers/infiniband/hw/mlx4/user.h
@@ -39,7 +39,7 @@
* Increment this value if any changes that break userspace ABI
* compatibility are made.
*/
-#define MLX4_IB_UVERBS_ABI_VERSION 2
+#define MLX4_IB_UVERBS_ABI_VERSION 3
/*
* Make sure that all structs defined in this file remain laid out so
@@ -87,9 +87,10 @@ struct mlx4_ib_create_srq_resp {
struct mlx4_ib_create_qp {
__u64 buf_addr;
__u64 db_addr;
- __u8 log_sq_bb_count;
- __u8 log_sq_stride;
- __u8 reserved[6];
+ __u8 log_sq_bb_count;
+ __u8 log_sq_stride;
+ __u8 sq_no_prefetch;
+ __u8 reserved[5];
};
#endif /* MLX4_IB_USER_H */
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
index 076a0bbb63d..5ffc464c99a 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
@@ -56,13 +56,6 @@ MODULE_PARM_DESC(cm_data_debug_level,
#define IPOIB_CM_RX_DELAY (3 * 256 * HZ)
#define IPOIB_CM_RX_UPDATE_MASK (0x3)
-struct ipoib_cm_id {
- struct ib_cm_id *id;
- int flags;
- u32 remote_qpn;
- u32 remote_mtu;
-};
-
static struct ib_qp_attr ipoib_cm_err_attr = {
.qp_state = IB_QPS_ERR
};
@@ -309,6 +302,11 @@ static int ipoib_cm_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *even
return -ENOMEM;
p->dev = dev;
p->id = cm_id;
+ cm_id->context = p;
+ p->state = IPOIB_CM_RX_LIVE;
+ p->jiffies = jiffies;
+ INIT_LIST_HEAD(&p->list);
+
p->qp = ipoib_cm_create_rx_qp(dev, p);
if (IS_ERR(p->qp)) {
ret = PTR_ERR(p->qp);
@@ -320,24 +318,24 @@ static int ipoib_cm_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *even
if (ret)
goto err_modify;
+ spin_lock_irq(&priv->lock);
+ queue_delayed_work(ipoib_workqueue,
+ &priv->cm.stale_task, IPOIB_CM_RX_DELAY);
+ /* Add this entry to passive ids list head, but do not re-add it
+ * if IB_EVENT_QP_LAST_WQE_REACHED has moved it to flush list. */
+ p->jiffies = jiffies;
+ if (p->state == IPOIB_CM_RX_LIVE)
+ list_move(&p->list, &priv->cm.passive_ids);
+ spin_unlock_irq(&priv->lock);
+
ret = ipoib_cm_send_rep(dev, cm_id, p->qp, &event->param.req_rcvd, psn);
if (ret) {
ipoib_warn(priv, "failed to send REP: %d\n", ret);
- goto err_rep;
+ if (ib_modify_qp(p->qp, &ipoib_cm_err_attr, IB_QP_STATE))
+ ipoib_warn(priv, "unable to move qp to error state\n");
}
-
- cm_id->context = p;
- p->jiffies = jiffies;
- p->state = IPOIB_CM_RX_LIVE;
- spin_lock_irq(&priv->lock);
- if (list_empty(&priv->cm.passive_ids))
- queue_delayed_work(ipoib_workqueue,
- &priv->cm.stale_task, IPOIB_CM_RX_DELAY);
- list_add(&p->list, &priv->cm.passive_ids);
- spin_unlock_irq(&priv->lock);
return 0;
-err_rep:
err_modify:
ib_destroy_qp(p->qp);
err_qp:
@@ -754,9 +752,9 @@ static int ipoib_cm_rep_handler(struct ib_cm_id *cm_id, struct ib_cm_event *even
p->mtu = be32_to_cpu(data->mtu);
- if (p->mtu < priv->dev->mtu + IPOIB_ENCAP_LEN) {
- ipoib_warn(priv, "Rejecting connection: mtu %d < device mtu %d + 4\n",
- p->mtu, priv->dev->mtu);
+ if (p->mtu <= IPOIB_ENCAP_LEN) {
+ ipoib_warn(priv, "Rejecting connection: mtu %d <= %d\n",
+ p->mtu, IPOIB_ENCAP_LEN);
return -EINVAL;
}
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index bd707b86c11..c97d5eb0075 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -164,6 +164,9 @@ config KEYBOARD_AMIGA
To compile this driver as a module, choose M here: the
module will be called amikbd.
+config ATARI_KBD_CORE
+ bool
+
config KEYBOARD_ATARI
tristate "Atari keyboard"
depends on ATARI
diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index ee699a7d621..dbe96268866 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -2,7 +2,7 @@
menuconfig MACINTOSH_DRIVERS
bool "Macintosh device drivers"
depends on PPC || MAC || X86
- default y
+ default y if (PPC_PMAC || MAC)
if MACINTOSH_DRIVERS
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index d75f7ffbb02..37bf6534837 100644
--- a/drivers/message/fusion/mptspi.c
+++ b/drivers/message/fusion/mptspi.c
@@ -727,13 +727,15 @@ static int mptspi_slave_configure(struct scsi_device *sdev)
struct _MPT_SCSI_HOST *hd =
(struct _MPT_SCSI_HOST *)sdev->host->hostdata;
VirtTarget *vtarget = scsi_target(sdev)->hostdata;
- int ret = mptscsih_slave_configure(sdev);
+ int ret;
+
+ mptspi_initTarget(hd, vtarget, sdev);
+
+ ret = mptscsih_slave_configure(sdev);
if (ret)
return ret;
- mptspi_initTarget(hd, vtarget, sdev);
-
ddvprintk((MYIOC_s_INFO_FMT "id=%d min_period=0x%02x"
" max_offset=0x%02x max_width=%d\n", hd->ioc->name,
sdev->id, spi_min_period(scsi_target(sdev)),
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 7e03f41ae2c..f829e4ad8b4 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2303,19 +2303,18 @@ void bond_3ad_handle_link_change(struct slave *slave, char link)
}
/*
- * set link state for bonding master: if we have an active partnered
+ * set link state for bonding master: if we have an active
* aggregator, we're up, if not, we're down. Presumes that we cannot
* have an active aggregator if there are no slaves with link up.
*
+ * This behavior complies with IEEE 802.3 section 43.3.9.
+ *
* Called by bond_set_carrier(). Return zero if carrier state does not
* change, nonzero if it does.
*/
int bond_3ad_set_carrier(struct bonding *bond)
{
- struct aggregator *agg;
-
- agg = __get_active_agg(&(SLAVE_AD_INFO(bond->first_slave).aggregator));
- if (agg && MAC_ADDRESS_COMPARE(&agg->partner_system, &null_mac_addr)) {
+ if (__get_active_agg(&(SLAVE_AD_INFO(bond->first_slave).aggregator))) {
if (!netif_carrier_ok(bond->dev)) {
netif_carrier_on(bond->dev);
return 1;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 223517dcbcf..6287ffbda7f 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4345,8 +4345,8 @@ static void bond_free_all(void)
bond_mc_list_destroy(bond);
/* Release the bonded slaves */
bond_release_all(bond_dev);
- unregister_netdevice(bond_dev);
bond_deinit(bond_dev);
+ unregister_netdevice(bond_dev);
}
#ifdef CONFIG_PROC_FS
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index a122baa5c7b..60cccf2aa95 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -164,9 +164,9 @@ static ssize_t bonding_store_bonds(struct class *cls, const char *buffer, size_t
printk(KERN_INFO DRV_NAME
": %s is being deleted...\n",
bond->dev->name);
- unregister_netdevice(bond->dev);
bond_deinit(bond->dev);
bond_destroy_sysfs_entry(bond);
+ unregister_netdevice(bond->dev);
rtnl_unlock();
goto out;
}
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index 41aa78bf1f7..a89102116cc 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -22,8 +22,8 @@
#include "bond_3ad.h"
#include "bond_alb.h"
-#define DRV_VERSION "3.1.2"
-#define DRV_RELDATE "January 20, 2007"
+#define DRV_VERSION "3.1.3"
+#define DRV_RELDATE "June 13, 2007"
#define DRV_NAME "bonding"
#define DRV_DESCRIPTION "Ethernet Channel Bonding Driver"
diff --git a/drivers/net/cxgb3/ael1002.c b/drivers/net/cxgb3/ael1002.c
index 73a41e6a5bf..ee140e63ddc 100644
--- a/drivers/net/cxgb3/ael1002.c
+++ b/drivers/net/cxgb3/ael1002.c
@@ -219,7 +219,13 @@ static int xaui_direct_get_link_status(struct cphy *phy, int *link_ok,
unsigned int status;
status = t3_read_reg(phy->adapter,
- XGM_REG(A_XGM_SERDES_STAT0, phy->addr));
+ XGM_REG(A_XGM_SERDES_STAT0, phy->addr)) |
+ t3_read_reg(phy->adapter,
+ XGM_REG(A_XGM_SERDES_STAT1, phy->addr)) |
+ t3_read_reg(phy->adapter,
+ XGM_REG(A_XGM_SERDES_STAT2, phy->addr)) |
+ t3_read_reg(phy->adapter,
+ XGM_REG(A_XGM_SERDES_STAT3, phy->addr));
*link_ok = !(status & F_LOWSIG0);
}
if (speed)
@@ -247,5 +253,5 @@ static struct cphy_ops xaui_direct_ops = {
void t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
int phy_addr, const struct mdio_ops *mdio_ops)
{
- cphy_init(phy, adapter, 1, &xaui_direct_ops, mdio_ops);
+ cphy_init(phy, adapter, phy_addr, &xaui_direct_ops, mdio_ops);
}
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 1b20f4060e2..d8a1f5452c5 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -2071,10 +2071,20 @@ static void vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
static void cxgb_netpoll(struct net_device *dev)
{
struct adapter *adapter = dev->priv;
- struct sge_qset *qs = dev2qset(dev);
+ struct port_info *pi = netdev_priv(dev);
+ int qidx;
- t3_intr_handler(adapter, qs->rspq.polling) (adapter->pdev->irq,
- adapter);
+ for (qidx = pi->first_qset; qidx < pi->first_qset + pi->nqsets; qidx++) {
+ struct sge_qset *qs = &adapter->sge.qs[qidx];
+ void *source;
+
+ if (adapter->flags & USING_MSIX)
+ source = qs;
+ else
+ source = adapter;
+
+ t3_intr_handler(adapter, qs->rspq.polling) (0, source);
+ }
}
#endif
diff --git a/drivers/net/cxgb3/regs.h b/drivers/net/cxgb3/regs.h
index e5a553410e2..020859c855d 100644
--- a/drivers/net/cxgb3/regs.h
+++ b/drivers/net/cxgb3/regs.h
@@ -1882,6 +1882,10 @@
#define V_COPYALLFRAMES(x) ((x) << S_COPYALLFRAMES)
#define F_COPYALLFRAMES V_COPYALLFRAMES(1U)
+#define S_DISBCAST 1
+#define V_DISBCAST(x) ((x) << S_DISBCAST)
+#define F_DISBCAST V_DISBCAST(1U)
+
#define A_XGM_RX_HASH_LOW 0x814
#define A_XGM_RX_HASH_HIGH 0x818
@@ -2128,6 +2132,8 @@
#define F_RESETPLL01 V_RESETPLL01(1U)
#define A_XGM_SERDES_STAT0 0x8f0
+#define A_XGM_SERDES_STAT1 0x8f4
+#define A_XGM_SERDES_STAT2 0x8f8
#define S_LOWSIG0 0
#define V_LOWSIG0(x) ((x) << S_LOWSIG0)
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 3666586a483..a60ec4d4707 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -1690,8 +1690,8 @@ static void rx_eth(struct adapter *adap, struct sge_rspq *rq,
struct port_info *pi;
skb_pull(skb, sizeof(*p) + pad);
- skb->dev->last_rx = jiffies;
skb->protocol = eth_type_trans(skb, adap->port[p->iff]);
+ skb->dev->last_rx = jiffies;
pi = netdev_priv(skb->dev);
if (pi->rx_csum_offload && p->csum_valid && p->csum == 0xffff &&
!p->fragment) {
@@ -2217,7 +2217,6 @@ irqreturn_t t3_sge_intr_msix_napi(int irq, void *cookie)
struct sge_rspq *q = &qs->rspq;
spin_lock(&q->lock);
- BUG_ON(napi_is_scheduled(qs->netdev));
if (handle_responses(adap, q) < 0)
q->unhandled_irqs++;
diff --git a/drivers/net/cxgb3/xgmac.c b/drivers/net/cxgb3/xgmac.c
index a506792f957..b261be147e7 100644
--- a/drivers/net/cxgb3/xgmac.c
+++ b/drivers/net/cxgb3/xgmac.c
@@ -231,6 +231,28 @@ int t3_mac_set_num_ucast(struct cmac *mac, int n)
return 0;
}
+static void disable_exact_filters(struct cmac *mac)
+{
+ unsigned int i, reg = mac->offset + A_XGM_RX_EXACT_MATCH_LOW_1;
+
+ for (i = 0; i < EXACT_ADDR_FILTERS; i++, reg += 8) {
+ u32 v = t3_read_reg(mac->adapter, reg);
+ t3_write_reg(mac->adapter, reg, v);
+ }
+ t3_read_reg(mac->adapter, A_XGM_RX_EXACT_MATCH_LOW_1); /* flush */
+}
+
+static void enable_exact_filters(struct cmac *mac)
+{
+ unsigned int i, reg = mac->offset + A_XGM_RX_EXACT_MATCH_HIGH_1;
+
+ for (i = 0; i < EXACT_ADDR_FILTERS; i++, reg += 8) {
+ u32 v = t3_read_reg(mac->adapter, reg);
+ t3_write_reg(mac->adapter, reg, v);
+ }
+ t3_read_reg(mac->adapter, A_XGM_RX_EXACT_MATCH_LOW_1); /* flush */
+}
+
/* Calculate the RX hash filter index of an Ethernet address */
static int hash_hw_addr(const u8 * addr)
{
@@ -281,6 +303,14 @@ int t3_mac_set_rx_mode(struct cmac *mac, struct t3_rx_mode *rm)
return 0;
}
+static int rx_fifo_hwm(int mtu)
+{
+ int hwm;
+
+ hwm = max(MAC_RXFIFO_SIZE - 3 * mtu, (MAC_RXFIFO_SIZE * 38) / 100);
+ return min(hwm, MAC_RXFIFO_SIZE - 8192);
+}
+
int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
{
int hwm, lwm;
@@ -306,11 +336,38 @@ int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
lwm = min(3 * (int)mtu, MAC_RXFIFO_SIZE / 4);
v = t3_read_reg(adap, A_XGM_RXFIFO_CFG + mac->offset);
+ if (adap->params.rev == T3_REV_B2 &&
+ (t3_read_reg(adap, A_XGM_RX_CTRL + mac->offset) & F_RXEN)) {
+ disable_exact_filters(mac);
+ t3_set_reg_field(adap, A_XGM_RXFIFO_CFG + mac->offset,
+ F_ENHASHMCAST | F_COPYALLFRAMES, F_DISBCAST);
+
+ /* drain rx FIFO */
+ if (t3_wait_op_done(adap,
+ A_XGM_RX_MAX_PKT_SIZE_ERR_CNT +
+ mac->offset,
+ 1 << 31, 1, 20, 5)) {
+ t3_write_reg(adap, A_XGM_RXFIFO_CFG + mac->offset, v);
+ enable_exact_filters(mac);
+ return -EIO;
+ }
+ t3_write_reg(adap, A_XGM_RX_MAX_PKT_SIZE + mac->offset, mtu);
+ enable_exact_filters(mac);
+ } else
+ t3_write_reg(adap, A_XGM_RX_MAX_PKT_SIZE + mac->offset, mtu);
+
+ /*
+ * Adjust the PAUSE frame watermarks. We always set the LWM, and the
+ * HWM only if flow-control is enabled.
+ */
+ hwm = rx_fifo_hwm(mtu);
+ lwm = min(3 * (int)mtu, MAC_RXFIFO_SIZE / 4);
v &= ~V_RXFIFOPAUSELWM(M_RXFIFOPAUSELWM);
v |= V_RXFIFOPAUSELWM(lwm / 8);
if (G_RXFIFOPAUSEHWM(v))
v = (v & ~V_RXFIFOPAUSEHWM(M_RXFIFOPAUSEHWM)) |
V_RXFIFOPAUSEHWM(hwm / 8);
+
t3_write_reg(adap, A_XGM_RXFIFO_CFG + mac->offset, v);
/* Adjust the TX FIFO threshold based on the MTU */
@@ -329,7 +386,6 @@ int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
(hwm - lwm) * 4 / 8);
t3_write_reg(adap, A_XGM_TX_PAUSE_QUANTA + mac->offset,
MAC_RXFIFO_SIZE * 4 * 8 / 512);
-
return 0;
}
@@ -357,6 +413,15 @@ int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc)
V_PORTSPEED(M_PORTSPEED), val);
}
+ val = t3_read_reg(adap, A_XGM_RXFIFO_CFG + oft);
+ val &= ~V_RXFIFOPAUSEHWM(M_RXFIFOPAUSEHWM);
+ if (fc & PAUSE_TX)
+ val |= V_RXFIFOPAUSEHWM(rx_fifo_hwm(
+ t3_read_reg(adap,
+ A_XGM_RX_MAX_PKT_SIZE
+ + oft)) / 8);
+ t3_write_reg(adap, A_XGM_RXFIFO_CFG + oft, val);
+
t3_set_reg_field(adap, A_XGM_TX_CFG + oft, F_TXPAUSEEN,
(fc & PAUSE_RX) ? F_TXPAUSEEN : 0);
return 0;
@@ -436,6 +501,10 @@ int t3b2_mac_watchdog_task(struct cmac *mac)
unsigned int rx_xcnt;
int status;
+ status = 0;
+ tx_xcnt = 1; /* By default tx_xcnt is making progress */
+ tx_tcnt = mac->tx_tcnt; /* If tx_mcnt is progressing ignore tx_tcnt */
+ rx_xcnt = 1; /* By default rx_xcnt is making progress */
if (tx_mcnt == mac->tx_mcnt) {
tx_xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_TX_SPI4_SOP_EOP_CNT +
@@ -446,37 +515,44 @@ int t3b2_mac_watchdog_task(struct cmac *mac)
tx_tcnt = (G_TXDROPCNTCH0RCVD(t3_read_reg(adap,
A_TP_PIO_DATA)));
} else {
- mac->toggle_cnt = 0;
- return 0;
+ goto rxcheck;
}
} else {
mac->toggle_cnt = 0;
- return 0;
+ goto rxcheck;
}
if (((tx_tcnt != mac->tx_tcnt) &&
(tx_xcnt == 0) && (mac->tx_xcnt == 0)) ||
((mac->tx_mcnt == tx_mcnt) &&
(tx_xcnt != 0) && (mac->tx_xcnt != 0))) {
- if (mac->toggle_cnt > 4)
+ if (mac->toggle_cnt > 4) {
status = 2;
- else
+ goto out;
+ } else {
status = 1;
+ goto out;
+ }
} else {
mac->toggle_cnt = 0;
- return 0;
+ goto rxcheck;
}
+rxcheck:
if (rx_mcnt != mac->rx_mcnt)
rx_xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_RX_SPI4_SOP_EOP_CNT +
mac->offset)));
- else
- return 0;
+ else
+ goto out;
- if (mac->rx_mcnt != s->rx_frames && rx_xcnt == 0 && mac->rx_xcnt == 0)
+ if (mac->rx_mcnt != s->rx_frames && rx_xcnt == 0 &&
+ mac->rx_xcnt == 0) {
status = 2;
-
+ goto out;
+ }
+
+out:
mac->tx_tcnt = tx_tcnt;
mac->tx_xcnt = tx_xcnt;
mac->tx_mcnt = s->tx_frames;
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 32788ca40d2..42ba1c012ee 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -4825,8 +4825,10 @@ static int nv_close(struct net_device *dev)
drain_ring(dev);
- if (np->wolenabled)
+ if (np->wolenabled) {
+ writel(NVREG_PFF_ALWAYS|NVREG_PFF_MYADDR, base + NvRegPacketFilterFlags);
nv_start_rx(dev);
+ }
/* FIXME: power down nic */
diff --git a/drivers/net/mipsnet.c b/drivers/net/mipsnet.c
index 638a279ec50..9853c74f6bb 100644
--- a/drivers/net/mipsnet.c
+++ b/drivers/net/mipsnet.c
@@ -240,7 +240,7 @@ static int __init mipsnet_probe(struct device *dev)
* TODO: probe for these or load them from PARAM
*/
netdev->base_addr = 0x4200;
- netdev->irq = MIPSCPU_INT_BASE + MIPSCPU_INT_MB0 +
+ netdev->irq = MIPS_CPU_IRQ_BASE + MIPSCPU_INT_MB0 +
inl(mipsnet_reg_address(netdev, interruptInfo));
// Get the io region now, get irq on open()
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index e7ca118c8df..d2b065351e4 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -38,7 +38,9 @@
#include "icm.h"
enum {
- MLX4_COMMAND_INTERFACE_REV = 1
+ MLX4_COMMAND_INTERFACE_MIN_REV = 2,
+ MLX4_COMMAND_INTERFACE_MAX_REV = 3,
+ MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS = 3,
};
extern void __buggy_use_of_MLX4_GET(void);
@@ -107,6 +109,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
u16 size;
u16 stat_rate;
int err;
+ int i;
#define QUERY_DEV_CAP_OUT_SIZE 0x100
#define QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET 0x10
@@ -176,7 +179,6 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP,
MLX4_CMD_TIME_CLASS_A);
-
if (err)
goto out;
@@ -216,18 +218,10 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev_cap->max_rdma_global = 1 << (field & 0x3f);
MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET);
dev_cap->local_ca_ack_delay = field & 0x1f;
- MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
- dev_cap->max_mtu = field >> 4;
- dev_cap->max_port_width = field & 0xf;
MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
- dev_cap->max_vl = field >> 4;
dev_cap->num_ports = field & 0xf;
- MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
- dev_cap->max_gids = 1 << (field & 0xf);
MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET);
dev_cap->stat_rate_support = stat_rate;
- MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET);
- dev_cap->max_pkeys = 1 << (field & 0xf);
MLX4_GET(dev_cap->flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET);
dev_cap->reserved_uars = field >> 4;
@@ -304,6 +298,42 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
MLX4_GET(dev_cap->max_icm_sz, outbox,
QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET);
+ if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
+ for (i = 1; i <= dev_cap->num_ports; ++i) {
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
+ dev_cap->max_vl[i] = field >> 4;
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
+ dev_cap->max_mtu[i] = field >> 4;
+ dev_cap->max_port_width[i] = field & 0xf;
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
+ dev_cap->max_gids[i] = 1 << (field & 0xf);
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET);
+ dev_cap->max_pkeys[i] = 1 << (field & 0xf);
+ }
+ } else {
+#define QUERY_PORT_MTU_OFFSET 0x01
+#define QUERY_PORT_WIDTH_OFFSET 0x06
+#define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07
+#define QUERY_PORT_MAX_VL_OFFSET 0x0b
+
+ for (i = 1; i <= dev_cap->num_ports; ++i) {
+ err = mlx4_cmd_box(dev, 0, mailbox->dma, i, 0, MLX4_CMD_QUERY_PORT,
+ MLX4_CMD_TIME_CLASS_B);
+ if (err)
+ goto out;
+
+ MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
+ dev_cap->max_mtu[i] = field & 0xf;
+ MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
+ dev_cap->max_port_width[i] = field & 0xf;
+ MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET);
+ dev_cap->max_gids[i] = 1 << (field >> 4);
+ dev_cap->max_pkeys[i] = 1 << (field & 0xf);
+ MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET);
+ dev_cap->max_vl[i] = field & 0xf;
+ }
+ }
+
if (dev_cap->bmme_flags & 1)
mlx4_dbg(dev, "Base MM extensions: yes "
"(flags %d, rsvd L_Key %08x)\n",
@@ -338,8 +368,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n",
dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz);
mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n",
- dev_cap->local_ca_ack_delay, 128 << dev_cap->max_mtu,
- dev_cap->max_port_width);
+ dev_cap->local_ca_ack_delay, 128 << dev_cap->max_mtu[1],
+ dev_cap->max_port_width[1]);
mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n",
dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg);
mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n",
@@ -491,7 +521,8 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev)
((fw_ver & 0x0000ffffull) << 16);
MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET);
- if (cmd_if_rev != MLX4_COMMAND_INTERFACE_REV) {
+ if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV ||
+ cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) {
mlx4_err(dev, "Installed FW has unsupported "
"command interface revision %d.\n",
cmd_if_rev);
@@ -499,12 +530,15 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev)
(int) (dev->caps.fw_ver >> 32),
(int) (dev->caps.fw_ver >> 16) & 0xffff,
(int) dev->caps.fw_ver & 0xffff);
- mlx4_err(dev, "This driver version supports only revision %d.\n",
- MLX4_COMMAND_INTERFACE_REV);
+ mlx4_err(dev, "This driver version supports only revisions %d to %d.\n",
+ MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV);
err = -ENODEV;
goto out;
}
+ if (cmd_if_rev < MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS)
+ dev->flags |= MLX4_FLAG_OLD_PORT_CMDS;
+
MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET);
cmd->max_cmds = 1 << lg;
@@ -708,13 +742,15 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
return err;
}
-int mlx4_INIT_PORT(struct mlx4_dev *dev, struct mlx4_init_port_param *param, int port)
+int mlx4_INIT_PORT(struct mlx4_dev *dev, int port)
{
struct mlx4_cmd_mailbox *mailbox;
u32 *inbox;
int err;
u32 flags;
+ u16 field;
+ if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
#define INIT_PORT_IN_SIZE 256
#define INIT_PORT_FLAGS_OFFSET 0x00
#define INIT_PORT_FLAG_SIG (1 << 18)
@@ -729,32 +765,32 @@ int mlx4_INIT_PORT(struct mlx4_dev *dev, struct mlx4_init_port_param *param, int
#define INIT_PORT_NODE_GUID_OFFSET 0x18
#define INIT_PORT_SI_GUID_OFFSET 0x20
- mailbox = mlx4_alloc_cmd_mailbox(dev);
- if (IS_ERR(mailbox))
- return PTR_ERR(mailbox);
- inbox = mailbox->buf;
+ mailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(mailbox))
+ return PTR_ERR(mailbox);
+ inbox = mailbox->buf;
- memset(inbox, 0, INIT_PORT_IN_SIZE);
+ memset(inbox, 0, INIT_PORT_IN_SIZE);
- flags = 0;
- flags |= param->set_guid0 ? INIT_PORT_FLAG_G0 : 0;
- flags |= param->set_node_guid ? INIT_PORT_FLAG_NG : 0;
- flags |= param->set_si_guid ? INIT_PORT_FLAG_SIG : 0;
- flags |= (param->vl_cap & 0xf) << INIT_PORT_VL_SHIFT;
- flags |= (param->port_width_cap & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT;
- MLX4_PUT(inbox, flags, INIT_PORT_FLAGS_OFFSET);
+ flags = 0;
+ flags |= (dev->caps.vl_cap[port] & 0xf) << INIT_PORT_VL_SHIFT;
+ flags |= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT;
+ MLX4_PUT(inbox, flags, INIT_PORT_FLAGS_OFFSET);
- MLX4_PUT(inbox, param->mtu, INIT_PORT_MTU_OFFSET);
- MLX4_PUT(inbox, param->max_gid, INIT_PORT_MAX_GID_OFFSET);
- MLX4_PUT(inbox, param->max_pkey, INIT_PORT_MAX_PKEY_OFFSET);
- MLX4_PUT(inbox, param->guid0, INIT_PORT_GUID0_OFFSET);
- MLX4_PUT(inbox, param->node_guid, INIT_PORT_NODE_GUID_OFFSET);
- MLX4_PUT(inbox, param->si_guid, INIT_PORT_SI_GUID_OFFSET);
+ field = 128 << dev->caps.mtu_cap[port];
+ MLX4_PUT(inbox, field, INIT_PORT_MTU_OFFSET);
+ field = dev->caps.gid_table_len[port];
+ MLX4_PUT(inbox, field, INIT_PORT_MAX_GID_OFFSET);
+ field = dev->caps.pkey_table_len[port];
+ MLX4_PUT(inbox, field, INIT_PORT_MAX_PKEY_OFFSET);
- err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_INIT_PORT,
- MLX4_CMD_TIME_CLASS_A);
+ err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_INIT_PORT,
+ MLX4_CMD_TIME_CLASS_A);
- mlx4_free_cmd_mailbox(dev, mailbox);
+ mlx4_free_cmd_mailbox(dev, mailbox);
+ } else
+ err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT,
+ MLX4_CMD_TIME_CLASS_A);
return err;
}
diff --git a/drivers/net/mlx4/fw.h b/drivers/net/mlx4/fw.h
index 2616fa53d4d..296254ac27c 100644
--- a/drivers/net/mlx4/fw.h
+++ b/drivers/net/mlx4/fw.h
@@ -59,13 +59,13 @@ struct mlx4_dev_cap {
int max_responder_per_qp;
int max_rdma_global;
int local_ca_ack_delay;
- int max_mtu;
- int max_port_width;
- int max_vl;
int num_ports;
- int max_gids;
+ int max_mtu[MLX4_MAX_PORTS + 1];
+ int max_port_width[MLX4_MAX_PORTS + 1];
+ int max_vl[MLX4_MAX_PORTS + 1];
+ int max_gids[MLX4_MAX_PORTS + 1];
+ int max_pkeys[MLX4_MAX_PORTS + 1];
u16 stat_rate_support;
- int max_pkeys;
u32 flags;
int reserved_uars;
int uar_size;
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index d4172937025..41eafebf582 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -88,6 +88,7 @@ static struct mlx4_profile default_profile = {
static int __devinit mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
{
int err;
+ int i;
err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
if (err) {
@@ -117,11 +118,15 @@ static int __devinit mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev
}
dev->caps.num_ports = dev_cap->num_ports;
+ for (i = 1; i <= dev->caps.num_ports; ++i) {
+ dev->caps.vl_cap[i] = dev_cap->max_vl[i];
+ dev->caps.mtu_cap[i] = dev_cap->max_mtu[i];
+ dev->caps.gid_table_len[i] = dev_cap->max_gids[i];
+ dev->caps.pkey_table_len[i] = dev_cap->max_pkeys[i];
+ dev->caps.port_width_cap[i] = dev_cap->max_port_width[i];
+ }
+
dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE;
- dev->caps.vl_cap = dev_cap->max_vl;
- dev->caps.mtu_cap = dev_cap->max_mtu;
- dev->caps.gid_table_len = dev_cap->max_gids;
- dev->caps.pkey_table_len = dev_cap->max_pkeys;
dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay;
dev->caps.bf_reg_size = dev_cap->bf_reg_size;
dev->caps.bf_regs_per_page = dev_cap->bf_regs_per_page;
@@ -148,7 +153,6 @@ static int __devinit mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev
dev->caps.reserved_mrws = dev_cap->reserved_mrws;
dev->caps.reserved_uars = dev_cap->reserved_uars;
dev->caps.reserved_pds = dev_cap->reserved_pds;
- dev->caps.port_width_cap = dev_cap->max_port_width;
dev->caps.mtt_entry_sz = MLX4_MTT_ENTRY_PER_SEG * dev_cap->mtt_entry_sz;
dev->caps.page_size_cap = ~(u32) (dev_cap->min_page_sz - 1);
dev->caps.flags = dev_cap->flags;
diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c
index 4cf0d3fcb51..460a08718c6 100644
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -690,7 +690,7 @@ static ssize_t natsemi_set_dspcfg_workaround(struct device *dev,
{
struct netdev_private *np = netdev_priv(to_net_dev(dev));
int new_setting;
- u32 flags;
+ unsigned long flags;
/* Find out the new setting */
if (!strncmp("on", buf, count - 1) || !strncmp("1", buf, count - 1))
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index b47ad1df2e0..7a4aa6a9f94 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -460,13 +460,9 @@ spider_net_prepare_rx_descr(struct spider_net_card *card,
hwdescr->dmac_cmd_status = SPIDER_NET_DESCR_NOT_IN_USE;
} else {
hwdescr->buf_addr = buf;
- hwdescr->next_descr_addr = 0;
wmb();
hwdescr->dmac_cmd_status = SPIDER_NET_DESCR_CARDOWNED |
SPIDER_NET_DMAC_NOINTR_COMPLETE;
-
- wmb();
- descr->prev->hwdescr->next_descr_addr = descr->bus_addr;
}
return 0;
@@ -541,12 +537,16 @@ spider_net_refill_rx_chain(struct spider_net_card *card)
static int
spider_net_alloc_rx_skbs(struct spider_net_card *card)
{
- int result;
- struct spider_net_descr_chain *chain;
+ struct spider_net_descr_chain *chain = &card->rx_chain;
+ struct spider_net_descr *start = chain->tail;
+ struct spider_net_descr *descr = start;
- result = -ENOMEM;
+ /* Link up the hardware chain pointers */
+ do {
+ descr->prev->hwdescr->next_descr_addr = descr->bus_addr;
+ descr = descr->next;
+ } while (descr != start);
- chain = &card->rx_chain;
/* Put at least one buffer into the chain. if this fails,
* we've got a problem. If not, spider_net_refill_rx_chain
* will do the rest at the end of this function. */
@@ -563,7 +563,7 @@ spider_net_alloc_rx_skbs(struct spider_net_card *card)
error:
spider_net_free_rx_chain_contents(card);
- return result;
+ return -ENOMEM;
}
/**
@@ -718,7 +718,7 @@ spider_net_prepare_tx_descr(struct spider_net_card *card,
SPIDER_NET_DESCR_CARDOWNED | SPIDER_NET_DMAC_NOCS;
spin_unlock_irqrestore(&chain->lock, flags);
- if (skb->protocol == htons(ETH_P_IP) && skb->ip_summed == CHECKSUM_PARTIAL)
+ if (skb->ip_summed == CHECKSUM_PARTIAL)
switch (ip_hdr(skb)->protocol) {
case IPPROTO_TCP:
hwdescr->dmac_cmd_status |= SPIDER_NET_DMAC_TCP;
@@ -1051,6 +1051,66 @@ static void show_rx_chain(struct spider_net_card *card)
#endif
/**
+ * spider_net_resync_head_ptr - Advance head ptr past empty descrs
+ *
+ * If the driver fails to keep up and empty the queue, then the
+ * hardware wil run out of room to put incoming packets. This
+ * will cause the hardware to skip descrs that are full (instead
+ * of halting/retrying). Thus, once the driver runs, it wil need
+ * to "catch up" to where the hardware chain pointer is at.
+ */
+static void spider_net_resync_head_ptr(struct spider_net_card *card)
+{
+ unsigned long flags;
+ struct spider_net_descr_chain *chain = &card->rx_chain;
+ struct spider_net_descr *descr;
+ int i, status;
+
+ /* Advance head pointer past any empty descrs */
+ descr = chain->head;
+ status = spider_net_get_descr_status(descr->hwdescr);
+
+ if (status == SPIDER_NET_DESCR_NOT_IN_USE)
+ return;
+
+ spin_lock_irqsave(&chain->lock, flags);
+
+ descr = chain->head;
+ status = spider_net_get_descr_status(descr->hwdescr);
+ for (i=0; i<chain->num_desc; i++) {
+ if (status != SPIDER_NET_DESCR_CARDOWNED) break;
+ descr = descr->next;
+ status = spider_net_get_descr_status(descr->hwdescr);
+ }
+ chain->head = descr;
+
+ spin_unlock_irqrestore(&chain->lock, flags);
+}
+
+static int spider_net_resync_tail_ptr(struct spider_net_card *card)
+{
+ struct spider_net_descr_chain *chain = &card->rx_chain;
+ struct spider_net_descr *descr;
+ int i, status;
+
+ /* Advance tail pointer past any empty and reaped descrs */
+ descr = chain->tail;
+ status = spider_net_get_descr_status(descr->hwdescr);
+
+ for (i=0; i<chain->num_desc; i++) {
+ if ((status != SPIDER_NET_DESCR_CARDOWNED) &&
+ (status != SPIDER_NET_DESCR_NOT_IN_USE)) break;
+ descr = descr->next;
+ status = spider_net_get_descr_status(descr->hwdescr);
+ }
+ chain->tail = descr;
+
+ if ((i == chain->num_desc) || (i == 0))
+ return 1;
+ return 0;
+}
+
+/**
* spider_net_decode_one_descr - processes an RX descriptor
* @card: card structure
*
@@ -1112,7 +1172,7 @@ spider_net_decode_one_descr(struct spider_net_card *card)
goto bad_desc;
}
- if (hwdescr->dmac_cmd_status & 0xfefe) {
+ if (hwdescr->dmac_cmd_status & 0xfcf4) {
pr_err("%s: bad status, cmd_status=x%08x\n",
card->netdev->name,
hwdescr->dmac_cmd_status);
@@ -1131,6 +1191,7 @@ spider_net_decode_one_descr(struct spider_net_card *card)
/* Ok, we've got a packet in descr */
spider_net_pass_skb_up(descr, card);
+ descr->skb = NULL;
hwdescr->dmac_cmd_status = SPIDER_NET_DESCR_NOT_IN_USE;
return 1;
@@ -1174,6 +1235,12 @@ spider_net_poll(struct net_device *netdev, int *budget)
}
}
+ if ((packets_done == 0) && (card->num_rx_ints != 0)) {
+ no_more_packets = spider_net_resync_tail_ptr(card);
+ spider_net_resync_head_ptr(card);
+ }
+ card->num_rx_ints = 0;
+
netdev->quota -= packets_done;
*budget -= packets_done;
spider_net_refill_rx_chain(card);
@@ -1184,6 +1251,7 @@ spider_net_poll(struct net_device *netdev, int *budget)
if (no_more_packets) {
netif_rx_complete(netdev);
spider_net_rx_irq_on(card);
+ card->ignore_rx_ramfull = 0;
return 0;
}
@@ -1417,11 +1485,15 @@ spider_net_handle_error_irq(struct spider_net_card *card, u32 status_reg)
case SPIDER_NET_GRFBFLLINT: /* fallthrough */
case SPIDER_NET_GRFAFLLINT: /* fallthrough */
case SPIDER_NET_GRMFLLINT:
- if (netif_msg_intr(card) && net_ratelimit())
- pr_err("Spider RX RAM full, incoming packets "
- "might be discarded!\n");
- spider_net_rx_irq_off(card);
- netif_rx_schedule(card->netdev);
+ /* Could happen when rx chain is full */
+ if (card->ignore_rx_ramfull == 0) {
+ card->ignore_rx_ramfull = 1;
+ spider_net_resync_head_ptr(card);
+ spider_net_refill_rx_chain(card);
+ spider_net_enable_rxdmac(card);
+ card->num_rx_ints ++;
+ netif_rx_schedule(card->netdev);
+ }
show_error = 0;
break;
@@ -1436,12 +1508,11 @@ spider_net_handle_error_irq(struct spider_net_card *card, u32 status_reg)
case SPIDER_NET_GDCDCEINT: /* fallthrough */
case SPIDER_NET_GDBDCEINT: /* fallthrough */
case SPIDER_NET_GDADCEINT:
- if (netif_msg_intr(card) && net_ratelimit())
- pr_err("got descriptor chain end interrupt, "
- "restarting DMAC %c.\n",
- 'D'-(i-SPIDER_NET_GDDDCEINT)/3);
+ spider_net_resync_head_ptr(card);
spider_net_refill_rx_chain(card);
spider_net_enable_rxdmac(card);
+ card->num_rx_ints ++;
+ netif_rx_schedule(card->netdev);
show_error = 0;
break;
@@ -1450,9 +1521,12 @@ spider_net_handle_error_irq(struct spider_net_card *card, u32 status_reg)
case SPIDER_NET_GDCINVDINT: /* fallthrough */
case SPIDER_NET_GDBINVDINT: /* fallthrough */
case SPIDER_NET_GDAINVDINT:
- /* could happen when rx chain is full */
+ /* Could happen when rx chain is full */
+ spider_net_resync_head_ptr(card);
spider_net_refill_rx_chain(card);
spider_net_enable_rxdmac(card);
+ card->num_rx_ints ++;
+ netif_rx_schedule(card->netdev);
show_error = 0;
break;
@@ -1545,6 +1619,7 @@ spider_net_interrupt(int irq, void *ptr)
if (status_reg & SPIDER_NET_RXINT ) {
spider_net_rx_irq_off(card);
netif_rx_schedule(netdev);
+ card->num_rx_ints ++;
}
if (status_reg & SPIDER_NET_TXINT)
netif_rx_schedule(netdev);
@@ -2185,11 +2260,13 @@ spider_net_setup_netdev(struct spider_net_card *card)
spider_net_setup_netdev_ops(netdev);
- netdev->features = NETIF_F_HW_CSUM | NETIF_F_LLTX;
+ netdev->features = NETIF_F_IP_CSUM | NETIF_F_LLTX;
/* some time: NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX |
* NETIF_F_HW_VLAN_FILTER */
netdev->irq = card->pdev->irq;
+ card->num_rx_ints = 0;
+ card->ignore_rx_ramfull = 0;
dn = pci_device_to_OF_node(card->pdev);
if (!dn)
diff --git a/drivers/net/spider_net.h b/drivers/net/spider_net.h
index 4a1e0d28a50..1d054aa7150 100644
--- a/drivers/net/spider_net.h
+++ b/drivers/net/spider_net.h
@@ -25,7 +25,7 @@
#ifndef _SPIDER_NET_H
#define _SPIDER_NET_H
-#define VERSION "2.0 A"
+#define VERSION "2.0 B"
#include "sungem_phy.h"
@@ -222,6 +222,7 @@ extern char spider_net_driver_name[];
#define SPIDER_NET_GDTBSTA 0x00000300
#define SPIDER_NET_GDTDCEIDIS 0x00000002
#define SPIDER_NET_DMA_TX_VALUE SPIDER_NET_TX_DMA_EN | \
+ SPIDER_NET_GDTDCEIDIS | \
SPIDER_NET_GDTBSTA
#define SPIDER_NET_DMA_TX_FEND_VALUE 0x00030003
@@ -332,8 +333,7 @@ enum spider_net_int2_status {
SPIDER_NET_GRISPDNGINT
};
-#define SPIDER_NET_TXINT ( (1 << SPIDER_NET_GDTFDCINT) | \
- (1 << SPIDER_NET_GDTDCEINT) )
+#define SPIDER_NET_TXINT (1 << SPIDER_NET_GDTFDCINT)
/* We rely on flagged descriptor interrupts */
#define SPIDER_NET_RXINT ( (1 << SPIDER_NET_GDAFDCINT) )
@@ -461,6 +461,8 @@ struct spider_net_card {
struct work_struct tx_timeout_task;
atomic_t tx_timeout_task_counter;
wait_queue_head_t waitq;
+ int num_rx_ints;
+ int ignore_rx_ramfull;
/* for ethtool */
int msg_enable;
diff --git a/drivers/net/spider_net_ethtool.c b/drivers/net/spider_net_ethtool.c
index 6bcf03fc89b..d940474e024 100644
--- a/drivers/net/spider_net_ethtool.c
+++ b/drivers/net/spider_net_ethtool.c
@@ -134,22 +134,6 @@ spider_net_ethtool_set_rx_csum(struct net_device *netdev, u32 n)
return 0;
}
-static uint32_t
-spider_net_ethtool_get_tx_csum(struct net_device *netdev)
-{
- return (netdev->features & NETIF_F_HW_CSUM) != 0;
-}
-
-static int
-spider_net_ethtool_set_tx_csum(struct net_device *netdev, uint32_t data)
-{
- if (data)
- netdev->features |= NETIF_F_HW_CSUM;
- else
- netdev->features &= ~NETIF_F_HW_CSUM;
-
- return 0;
-}
static void
spider_net_ethtool_get_ringparam(struct net_device *netdev,
@@ -200,11 +184,12 @@ const struct ethtool_ops spider_net_ethtool_ops = {
.get_wol = spider_net_ethtool_get_wol,
.get_msglevel = spider_net_ethtool_get_msglevel,
.set_msglevel = spider_net_ethtool_set_msglevel,
+ .get_link = ethtool_op_get_link,
.nway_reset = spider_net_ethtool_nway_reset,
.get_rx_csum = spider_net_ethtool_get_rx_csum,
.set_rx_csum = spider_net_ethtool_set_rx_csum,
- .get_tx_csum = spider_net_ethtool_get_tx_csum,
- .set_tx_csum = spider_net_ethtool_set_tx_csum,
+ .get_tx_csum = ethtool_op_get_tx_csum,
+ .set_tx_csum = ethtool_op_set_tx_csum,
.get_ringparam = spider_net_ethtool_get_ringparam,
.get_strings = spider_net_get_strings,
.get_stats_count = spider_net_get_stats_count,
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c
index 98be2880757..e5d7ed92d6f 100644
--- a/drivers/parisc/led.c
+++ b/drivers/parisc/led.c
@@ -195,12 +195,6 @@ static int led_proc_write(struct file *file, const char *buf,
cur = lbuf;
- /* skip initial spaces */
- while (*cur && isspace(*cur))
- {
- cur++;
- }
-
switch ((long)data)
{
case LED_NOLCD:
diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index 66eb0688d52..4e711a985d5 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -267,7 +267,9 @@ struct zcore_header {
u64 tod;
cpuid_t cpu_id;
u32 arch_id;
+ u32 volnr;
u32 build_arch;
+ u64 rmem_size;
char pad2[4016];
} __attribute__((packed,__aligned__(16)));
@@ -559,6 +561,7 @@ static void __init zcore_header_init(int arch, struct zcore_header *hdr)
else
hdr->arch_id = DUMP_ARCH_S390;
hdr->mem_size = sys_info.mem_size;
+ hdr->rmem_size = sys_info.mem_size;
hdr->mem_end = sys_info.mem_size;
hdr->num_pages = sys_info.mem_size / PAGE_SIZE;
hdr->tod = get_clock();
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 6dd64d0c8d4..348bb7b8277 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -3912,6 +3912,7 @@ static int
add_channel(struct ccw_device *cdev,int i,struct claw_privbk *privptr)
{
struct chbk *p_ch;
+ struct ccw_dev_id dev_id;
#ifdef FUNCTRACE
printk(KERN_INFO "%s:%s Enter\n",cdev->dev.bus_id,__FUNCTION__);
@@ -3921,7 +3922,8 @@ add_channel(struct ccw_device *cdev,int i,struct claw_privbk *privptr)
p_ch = &privptr->channel[i];
p_ch->cdev = cdev;
snprintf(p_ch->id, CLAW_ID_SIZE, "cl-%s", cdev->dev.bus_id);
- sscanf(cdev->dev.bus_id+4,"%x",&p_ch->devno);
+ ccw_device_get_id(cdev, &dev_id);
+ p_ch->devno = dev_id.devno;
if ((p_ch->irb = kmalloc(sizeof (struct irb),GFP_KERNEL)) == NULL) {
printk(KERN_WARNING "%s Out of memory in %s for irb\n",
p_ch->id,__FUNCTION__);
@@ -3955,6 +3957,7 @@ claw_new_device(struct ccwgroup_device *cgdev)
struct claw_env *p_env;
struct net_device *dev;
int ret;
+ struct ccw_dev_id dev_id;
pr_debug("%s() called\n", __FUNCTION__);
printk(KERN_INFO "claw: add for %s\n",cgdev->cdev[READ]->dev.bus_id);
@@ -3965,10 +3968,10 @@ claw_new_device(struct ccwgroup_device *cgdev)
if (!privptr)
return -ENODEV;
p_env = privptr->p_env;
- sscanf(cgdev->cdev[READ]->dev.bus_id+4,"%x",
- &p_env->devno[READ]);
- sscanf(cgdev->cdev[WRITE]->dev.bus_id+4,"%x",
- &p_env->devno[WRITE]);
+ ccw_device_get_id(cgdev->cdev[READ], &dev_id);
+ p_env->devno[READ] = dev_id.devno;
+ ccw_device_get_id(cgdev->cdev[WRITE], &dev_id);
+ p_env->devno[WRITE] = dev_id.devno;
ret = add_channel(cgdev->cdev[0],0,privptr);
if (ret == 0)
ret = add_channel(cgdev->cdev[1],1,privptr);
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index c358764f326..3d28e1a5bf7 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -134,18 +134,6 @@ PRINT_##importance(header "%02x %02x %02x %02x %02x %02x %02x %02x " \
*(((char*)ptr)+28),*(((char*)ptr)+29), \
*(((char*)ptr)+30),*(((char*)ptr)+31));
-static inline void iucv_hex_dump(unsigned char *buf, size_t len)
-{
- size_t i;
-
- for (i = 0; i < len; i++) {
- if (i && !(i % 16))
- printk("\n");
- printk("%02x ", *(buf + i));
- }
- printk("\n");
-}
-
#define PRINTK_HEADER " iucv: " /* for debugging */
static struct device_driver netiucv_driver = {
@@ -212,7 +200,7 @@ struct iucv_connection {
*/
static struct list_head iucv_connection_list =
LIST_HEAD_INIT(iucv_connection_list);
-static rwlock_t iucv_connection_rwlock = RW_LOCK_UNLOCKED;
+static DEFINE_RWLOCK(iucv_connection_rwlock);
/**
* Representation of event-data for the
@@ -280,7 +268,7 @@ static u8 iucvMagic[16] = {
*
* @returns The printable string (static data!!)
*/
-static inline char *netiucv_printname(char *name)
+static char *netiucv_printname(char *name)
{
static char tmp[9];
char *p = tmp;
@@ -1315,7 +1303,8 @@ static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
* and throw away packet.
*/
if (fsm_getstate(privptr->fsm) != DEV_STATE_RUNNING) {
- fsm_event(privptr->fsm, DEV_EVENT_START, dev);
+ if (!in_atomic())
+ fsm_event(privptr->fsm, DEV_EVENT_START, dev);
dev_kfree_skb(skb);
privptr->stats.tx_dropped++;
privptr->stats.tx_errors++;
@@ -1729,7 +1718,7 @@ static struct attribute_group netiucv_stat_attr_group = {
.attrs = netiucv_stat_attrs,
};
-static inline int netiucv_add_files(struct device *dev)
+static int netiucv_add_files(struct device *dev)
{
int ret;
@@ -1743,7 +1732,7 @@ static inline int netiucv_add_files(struct device *dev)
return ret;
}
-static inline void netiucv_remove_files(struct device *dev)
+static void netiucv_remove_files(struct device *dev)
{
IUCV_DBF_TEXT(trace, 3, __FUNCTION__);
sysfs_remove_group(&dev->kobj, &netiucv_stat_attr_group);
diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c
index 4640f32daae..70108fb1690 100644
--- a/drivers/s390/net/qeth_eddp.c
+++ b/drivers/s390/net/qeth_eddp.c
@@ -424,8 +424,7 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
/* prepare qdio hdr */
if (eddp->qh.hdr.l2.id == QETH_HEADER_TYPE_LAYER2){
eddp->qh.hdr.l2.pkt_length = data_len + ETH_HLEN +
- eddp->nhl + eddp->thl -
- sizeof(struct qeth_hdr);
+ eddp->nhl + eddp->thl;
#ifdef CONFIG_QETH_VLAN
if (eddp->mac.h_proto == __constant_htons(ETH_P_8021Q))
eddp->qh.hdr.l2.pkt_length += VLAN_HLEN;
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index 0b96d49dd63..86b0c44165c 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -986,15 +986,15 @@ qeth_recover(void *ptr)
card->use_hard_stop = 1;
__qeth_set_offline(card->gdev,1);
rc = __qeth_set_online(card->gdev,1);
+ /* don't run another scheduled recovery */
+ qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
+ qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
if (!rc)
PRINT_INFO("Device %s successfully recovered!\n",
CARD_BUS_ID(card));
else
PRINT_INFO("Device %s could not be recovered!\n",
CARD_BUS_ID(card));
- /* don't run another scheduled recovery */
- qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
- qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
return 0;
}
@@ -2176,13 +2176,6 @@ qeth_ulp_enable(struct qeth_card *card)
}
-static inline __u16
-__raw_devno_from_bus_id(char *id)
-{
- id += (strlen(id) - 4);
- return (__u16) simple_strtoul(id, &id, 16);
-}
-
static int
qeth_ulp_setup_cb(struct qeth_card *card, struct qeth_reply *reply,
unsigned long data)
@@ -2205,6 +2198,7 @@ qeth_ulp_setup(struct qeth_card *card)
int rc;
__u16 temp;
struct qeth_cmd_buffer *iob;
+ struct ccw_dev_id dev_id;
QETH_DBF_TEXT(setup,2,"ulpsetup");
@@ -2218,8 +2212,8 @@ qeth_ulp_setup(struct qeth_card *card)
memcpy(QETH_ULP_SETUP_FILTER_TOKEN(iob->data),
&card->token.ulp_filter_r, QETH_MPC_TOKEN_LENGTH);
- temp = __raw_devno_from_bus_id(CARD_DDEV_ID(card));
- memcpy(QETH_ULP_SETUP_CUA(iob->data), &temp, 2);
+ ccw_device_get_id(CARD_DDEV(card), &dev_id);
+ memcpy(QETH_ULP_SETUP_CUA(iob->data), &dev_id.devno, 2);
temp = (card->info.cula << 8) + card->info.unit_addr2;
memcpy(QETH_ULP_SETUP_REAL_DEVADDR(iob->data), &temp, 2);
rc = qeth_send_control_data(card, ULP_SETUP_SIZE, iob,
@@ -5850,9 +5844,9 @@ qeth_add_vlan_mc6(struct qeth_card *card)
in_dev = in6_dev_get(netdev);
if (!in_dev)
continue;
- read_lock(&in_dev->lock);
+ read_lock_bh(&in_dev->lock);
qeth_add_mc6(card,in_dev);
- read_unlock(&in_dev->lock);
+ read_unlock_bh(&in_dev->lock);
in6_dev_put(in_dev);
}
#endif /* CONFIG_QETH_VLAN */
@@ -5869,10 +5863,10 @@ qeth_add_multicast_ipv6(struct qeth_card *card)
in6_dev = in6_dev_get(card->dev);
if (in6_dev == NULL)
return;
- read_lock(&in6_dev->lock);
+ read_lock_bh(&in6_dev->lock);
qeth_add_mc6(card, in6_dev);
qeth_add_vlan_mc6(card);
- read_unlock(&in6_dev->lock);
+ read_unlock_bh(&in6_dev->lock);
in6_dev_put(in6_dev);
}
#endif /* CONFIG_QETH_IPV6 */
@@ -7476,11 +7470,11 @@ qeth_softsetup_card(struct qeth_card *card)
QETH_DBF_TEXT_(setup, 2, "1err%d", rc);
if (rc == 0xe080){
PRINT_WARN("LAN on card %s if offline! "
- "Continuing softsetup.\n",
+ "Waiting for STARTLAN from card.\n",
CARD_BUS_ID(card));
card->lan_online = 0;
- } else
- return rc;
+ }
+ return rc;
} else
card->lan_online = 1;
if (card->info.type==QETH_CARD_TYPE_OSN)
@@ -7797,15 +7791,17 @@ qeth_print_status_message(struct qeth_card *card)
}
/* fallthrough */
case QETH_CARD_TYPE_IQD:
- card->info.mcl_level[0] = (char) _ebcasc[(__u8)
- card->info.mcl_level[0]];
- card->info.mcl_level[1] = (char) _ebcasc[(__u8)
- card->info.mcl_level[1]];
- card->info.mcl_level[2] = (char) _ebcasc[(__u8)
- card->info.mcl_level[2]];
- card->info.mcl_level[3] = (char) _ebcasc[(__u8)
- card->info.mcl_level[3]];
- card->info.mcl_level[QETH_MCL_LENGTH] = 0;
+ if (card->info.guestlan) {
+ card->info.mcl_level[0] = (char) _ebcasc[(__u8)
+ card->info.mcl_level[0]];
+ card->info.mcl_level[1] = (char) _ebcasc[(__u8)
+ card->info.mcl_level[1]];
+ card->info.mcl_level[2] = (char) _ebcasc[(__u8)
+ card->info.mcl_level[2]];
+ card->info.mcl_level[3] = (char) _ebcasc[(__u8)
+ card->info.mcl_level[3]];
+ card->info.mcl_level[QETH_MCL_LENGTH] = 0;
+ }
break;
default:
memset(&card->info.mcl_level[0], 0, QETH_MCL_LENGTH + 1);
diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c
index ec71061aef6..71caf2ded6b 100644
--- a/drivers/scsi/esp_scsi.c
+++ b/drivers/scsi/esp_scsi.c
@@ -2033,6 +2033,7 @@ static void esp_reset_cleanup(struct esp *esp)
starget_for_each_device(tp->starget, NULL,
esp_clear_hold);
}
+ esp->flags &= ~ESP_FLAG_RESETTING;
}
/* Runs under host->lock */