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path: root/drivers/net/netxen/netxen_nic_init.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
-rw-r--r--drivers/net/netxen/netxen_nic_init.c361
1 files changed, 290 insertions, 71 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index eae18236aef..869725f0bb1 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1,25 +1,25 @@
/*
* Copyright (C) 2003 - 2006 NetXen, Inc.
* All rights reserved.
- *
+ *
* 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.
- *
+ *
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
- *
+ *
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.
- *
+ *
* Contact Information:
* info@netxen.com
* NetXen,
@@ -137,6 +137,8 @@ int netxen_init_firmware(struct netxen_adapter *adapter)
return err;
}
/* Window 1 call */
+ writel(MPORT_SINGLE_FUNCTION_MODE,
+ NETXEN_CRB_NORMALIZE(adapter, CRB_MPORT_MODE));
writel(PHAN_INITIALIZE_ACK,
NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE));
@@ -184,15 +186,12 @@ void netxen_initialize_adapter_sw(struct netxen_adapter *adapter)
for (i = 0; i < num_rx_bufs; i++) {
rx_buf->ref_handle = i;
rx_buf->state = NETXEN_BUFFER_FREE;
-
DPRINTK(INFO, "Rx buf:ctx%d i(%d) rx_buf:"
"%p\n", ctxid, i, rx_buf);
rx_buf++;
}
}
}
- DPRINTK(INFO, "initialized buffers for %s and %s\n",
- "adapter->free_cmd_buf_list", "adapter->free_rxbuf");
}
void netxen_initialize_adapter_hw(struct netxen_adapter *adapter)
@@ -212,37 +211,36 @@ void netxen_initialize_adapter_hw(struct netxen_adapter *adapter)
void netxen_initialize_adapter_ops(struct netxen_adapter *adapter)
{
- struct netxen_drvops *ops = adapter->ops;
switch (adapter->ahw.board_type) {
case NETXEN_NIC_GBE:
- ops->enable_phy_interrupts =
+ adapter->enable_phy_interrupts =
netxen_niu_gbe_enable_phy_interrupts;
- ops->disable_phy_interrupts =
+ adapter->disable_phy_interrupts =
netxen_niu_gbe_disable_phy_interrupts;
- ops->handle_phy_intr = netxen_nic_gbe_handle_phy_intr;
- ops->macaddr_set = netxen_niu_macaddr_set;
- ops->set_mtu = netxen_nic_set_mtu_gb;
- ops->set_promisc = netxen_niu_set_promiscuous_mode;
- ops->unset_promisc = netxen_niu_set_promiscuous_mode;
- ops->phy_read = netxen_niu_gbe_phy_read;
- ops->phy_write = netxen_niu_gbe_phy_write;
- ops->init_port = netxen_niu_gbe_init_port;
- ops->init_niu = netxen_nic_init_niu_gb;
- ops->stop_port = netxen_niu_disable_gbe_port;
+ adapter->handle_phy_intr = netxen_nic_gbe_handle_phy_intr;
+ adapter->macaddr_set = netxen_niu_macaddr_set;
+ adapter->set_mtu = netxen_nic_set_mtu_gb;
+ adapter->set_promisc = netxen_niu_set_promiscuous_mode;
+ adapter->unset_promisc = netxen_niu_set_promiscuous_mode;
+ adapter->phy_read = netxen_niu_gbe_phy_read;
+ adapter->phy_write = netxen_niu_gbe_phy_write;
+ adapter->init_port = netxen_niu_gbe_init_port;
+ adapter->init_niu = netxen_nic_init_niu_gb;
+ adapter->stop_port = netxen_niu_disable_gbe_port;
break;
case NETXEN_NIC_XGBE:
- ops->enable_phy_interrupts =
+ adapter->enable_phy_interrupts =
netxen_niu_xgbe_enable_phy_interrupts;
- ops->disable_phy_interrupts =
+ adapter->disable_phy_interrupts =
netxen_niu_xgbe_disable_phy_interrupts;
- ops->handle_phy_intr = netxen_nic_xgbe_handle_phy_intr;
- ops->macaddr_set = netxen_niu_xg_macaddr_set;
- ops->set_mtu = netxen_nic_set_mtu_xgb;
- ops->init_port = netxen_niu_xg_init_port;
- ops->set_promisc = netxen_niu_xg_set_promiscuous_mode;
- ops->unset_promisc = netxen_niu_xg_set_promiscuous_mode;
- ops->stop_port = netxen_niu_disable_xg_port;
+ adapter->handle_phy_intr = netxen_nic_xgbe_handle_phy_intr;
+ adapter->macaddr_set = netxen_niu_xg_macaddr_set;
+ adapter->set_mtu = netxen_nic_set_mtu_xgb;
+ adapter->init_port = netxen_niu_xg_init_port;
+ adapter->set_promisc = netxen_niu_xg_set_promiscuous_mode;
+ adapter->unset_promisc = netxen_niu_xg_set_promiscuous_mode;
+ adapter->stop_port = netxen_niu_disable_xg_port;
break;
default:
@@ -383,8 +381,8 @@ int netxen_rom_wip_poll(struct netxen_adapter *adapter)
return 0;
}
-static inline int do_rom_fast_write(struct netxen_adapter *adapter,
- int addr, int data)
+static inline int do_rom_fast_write(struct netxen_adapter *adapter, int addr,
+ int data)
{
if (netxen_rom_wren(adapter)) {
return -1;
@@ -622,6 +620,43 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
return 0;
}
+int netxen_initialize_adapter_offload(struct netxen_adapter *adapter)
+{
+ uint64_t addr;
+ uint32_t hi;
+ uint32_t lo;
+
+ adapter->dummy_dma.addr =
+ pci_alloc_consistent(adapter->ahw.pdev,
+ NETXEN_HOST_DUMMY_DMA_SIZE,
+ &adapter->dummy_dma.phys_addr);
+ if (adapter->dummy_dma.addr == NULL) {
+ printk("%s: ERROR: Could not allocate dummy DMA memory\n",
+ __FUNCTION__);
+ return -ENOMEM;
+ }
+
+ addr = (uint64_t) adapter->dummy_dma.phys_addr;
+ hi = (addr >> 32) & 0xffffffff;
+ lo = addr & 0xffffffff;
+
+ writel(hi, NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_DUMMY_BUF_ADDR_HI));
+ writel(lo, NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_DUMMY_BUF_ADDR_LO));
+
+ return 0;
+}
+
+void netxen_free_adapter_offload(struct netxen_adapter *adapter)
+{
+ if (adapter->dummy_dma.addr) {
+ pci_free_consistent(adapter->ahw.pdev,
+ NETXEN_HOST_DUMMY_DMA_SIZE,
+ adapter->dummy_dma.addr,
+ adapter->dummy_dma.phys_addr);
+ adapter->dummy_dma.addr = NULL;
+ }
+}
+
void netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
{
u32 val = 0;
@@ -656,7 +691,8 @@ int netxen_nic_rx_has_work(struct netxen_adapter *adapter)
desc_head = recv_ctx->rcv_status_desc_head;
desc = &desc_head[consumer];
- if (((le16_to_cpu(desc->owner)) & STATUS_OWNER_HOST))
+ if (((le16_to_cpu(netxen_get_sts_owner(desc)))
+ & STATUS_OWNER_HOST))
return 1;
}
@@ -735,8 +771,8 @@ void netxen_watchdog_task(struct work_struct *work)
netif_wake_queue(netdev);
}
- if (adapter->ops->handle_phy_intr)
- adapter->ops->handle_phy_intr(adapter);
+ if (adapter->handle_phy_intr)
+ adapter->handle_phy_intr(adapter);
mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
}
@@ -749,19 +785,19 @@ void
netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
struct status_desc *desc)
{
- struct netxen_port *port = adapter->port[STATUS_DESC_PORT(desc)];
+ struct netxen_port *port = adapter->port[netxen_get_sts_port(desc)];
struct pci_dev *pdev = port->pdev;
struct net_device *netdev = port->netdev;
- int index = le16_to_cpu(desc->reference_handle);
+ int index = le16_to_cpu(netxen_get_sts_refhandle(desc));
struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctxid]);
struct netxen_rx_buffer *buffer;
struct sk_buff *skb;
- u32 length = le16_to_cpu(desc->total_length);
+ u32 length = le16_to_cpu(netxen_get_sts_totallength(desc));
u32 desc_ctx;
struct netxen_rcv_desc_ctx *rcv_desc;
int ret;
- desc_ctx = STATUS_DESC_TYPE(desc);
+ desc_ctx = netxen_get_sts_type(desc);
if (unlikely(desc_ctx >= NUM_RCV_DESC_RINGS)) {
printk("%s: %s Bad Rcv descriptor ring\n",
netxen_nic_driver_name, netdev->name);
@@ -769,20 +805,49 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
}
rcv_desc = &recv_ctx->rcv_desc[desc_ctx];
+ if (unlikely(index > rcv_desc->max_rx_desc_count)) {
+ DPRINTK(ERR, "Got a buffer index:%x Max is %x\n",
+ index, rcv_desc->max_rx_desc_count);
+ return;
+ }
buffer = &rcv_desc->rx_buf_arr[index];
+ if (desc_ctx == RCV_DESC_LRO_CTXID) {
+ buffer->lro_current_frags++;
+ if (netxen_get_sts_desc_lro_last_frag(desc)) {
+ buffer->lro_expected_frags =
+ netxen_get_sts_desc_lro_cnt(desc);
+ buffer->lro_length = length;
+ }
+ if (buffer->lro_current_frags != buffer->lro_expected_frags) {
+ if (buffer->lro_expected_frags != 0) {
+ printk("LRO: (refhandle:%x) recv frag."
+ "wait for last. flags: %x expected:%d"
+ "have:%d\n", index,
+ netxen_get_sts_desc_lro_last_frag(desc),
+ buffer->lro_expected_frags,
+ buffer->lro_current_frags);
+ }
+ return;
+ }
+ }
pci_unmap_single(pdev, buffer->dma, rcv_desc->dma_size,
PCI_DMA_FROMDEVICE);
skb = (struct sk_buff *)buffer->skb;
- if (likely(STATUS_DESC_STATUS(desc) == STATUS_CKSUM_OK)) {
+ if (likely(netxen_get_sts_status(desc) == STATUS_CKSUM_OK)) {
port->stats.csummed++;
skb->ip_summed = CHECKSUM_UNNECESSARY;
- } else
- skb->ip_summed = CHECKSUM_NONE;
+ }
skb->dev = netdev;
- skb_put(skb, length);
+ if (desc_ctx == RCV_DESC_LRO_CTXID) {
+ /* True length was only available on the last pkt */
+ skb_put(skb, buffer->lro_length);
+ } else {
+ skb_put(skb, length);
+ }
+
skb->protocol = eth_type_trans(skb, netdev);
ret = netif_receive_skb(skb);
@@ -828,6 +893,8 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
adapter->stats.post_called++;
buffer->skb = NULL;
buffer->state = NETXEN_BUFFER_FREE;
+ buffer->lro_current_frags = 0;
+ buffer->lro_expected_frags = 0;
port->stats.no_rcv++;
port->stats.rxbytes += length;
@@ -840,6 +907,7 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max)
struct status_desc *desc_head = recv_ctx->rcv_status_desc_head;
struct status_desc *desc; /* used to read status desc here */
u32 consumer = recv_ctx->status_rx_consumer;
+ u32 producer = 0;
int count = 0, ring;
DPRINTK(INFO, "procesing receive\n");
@@ -851,18 +919,22 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max)
*/
while (count < max) {
desc = &desc_head[consumer];
- if (!((le16_to_cpu(desc->owner)) & STATUS_OWNER_HOST)) {
- DPRINTK(ERR, "desc %p ownedby %x\n", desc, desc->owner);
+ if (!
+ (le16_to_cpu(netxen_get_sts_owner(desc)) &
+ STATUS_OWNER_HOST)) {
+ DPRINTK(ERR, "desc %p ownedby %x\n", desc,
+ netxen_get_sts_owner(desc));
break;
}
netxen_process_rcv(adapter, ctxid, desc);
- desc->owner = STATUS_OWNER_PHANTOM;
+ netxen_clear_sts_owner(desc);
+ netxen_set_sts_owner(desc, STATUS_OWNER_PHANTOM);
consumer = (consumer + 1) & (adapter->max_rx_desc_count - 1);
count++;
}
if (count) {
for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
- netxen_post_rx_buffers(adapter, ctxid, ring);
+ netxen_post_rx_buffers_nodb(adapter, ctxid, ring);
}
}
@@ -870,6 +942,7 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max)
if (count) {
adapter->stats.process_rcv++;
recv_ctx->status_rx_consumer = consumer;
+ recv_ctx->status_rx_producer = producer;
/* Window = 1 */
writel(consumer,
@@ -882,12 +955,13 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max)
}
/* Process Command status ring */
-void netxen_process_cmd_ring(unsigned long data)
+int netxen_process_cmd_ring(unsigned long data)
{
u32 last_consumer;
u32 consumer;
struct netxen_adapter *adapter = (struct netxen_adapter *)data;
- int count = 0;
+ int count1 = 0;
+ int count2 = 0;
struct netxen_cmd_buffer *buffer;
struct netxen_port *port; /* port #1 */
struct netxen_port *nport;
@@ -896,6 +970,7 @@ void netxen_process_cmd_ring(unsigned long data)
u32 i;
struct sk_buff *skb = NULL;
int p;
+ int done;
spin_lock(&adapter->tx_lock);
last_consumer = adapter->last_cmd_consumer;
@@ -905,14 +980,13 @@ void netxen_process_cmd_ring(unsigned long data)
* number as part of the descriptor. This way we will be able to get
* the netdev which is associated with that device.
*/
- consumer =
- readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMD_CONSUMER_OFFSET));
+ consumer = *(adapter->cmd_consumer);
if (last_consumer == consumer) { /* Ring is empty */
DPRINTK(INFO, "last_consumer %d == consumer %d\n",
last_consumer, consumer);
spin_unlock(&adapter->tx_lock);
- return;
+ return 1;
}
adapter->proc_cmd_buf_counter++;
@@ -923,7 +997,7 @@ void netxen_process_cmd_ring(unsigned long data)
*/
spin_unlock(&adapter->tx_lock);
- while ((last_consumer != consumer) && (count < MAX_STATUS_HANDLE)) {
+ while ((last_consumer != consumer) && (count1 < MAX_STATUS_HANDLE)) {
buffer = &adapter->cmd_buf_arr[last_consumer];
port = adapter->port[buffer->port];
pdev = port->pdev;
@@ -949,24 +1023,24 @@ void netxen_process_cmd_ring(unsigned long data)
&& netif_carrier_ok(port->netdev))
&& ((jiffies - port->netdev->trans_start) >
port->netdev->watchdog_timeo)) {
- schedule_work(&port->adapter->tx_timeout_task);
+ SCHEDULE_WORK(&port->adapter->tx_timeout_task);
}
last_consumer = get_next_index(last_consumer,
adapter->max_tx_desc_count);
- count++;
+ count1++;
}
- adapter->stats.noxmitdone += count;
+ adapter->stats.noxmitdone += count1;
- count = 0;
+ count2 = 0;
spin_lock(&adapter->tx_lock);
if ((--adapter->proc_cmd_buf_counter) == 0) {
adapter->last_cmd_consumer = last_consumer;
while ((adapter->last_cmd_consumer != consumer)
- && (count < MAX_STATUS_HANDLE)) {
+ && (count2 < MAX_STATUS_HANDLE)) {
buffer =
&adapter->cmd_buf_arr[adapter->last_cmd_consumer];
- count++;
+ count2++;
if (buffer->skb)
break;
else
@@ -975,7 +1049,7 @@ void netxen_process_cmd_ring(unsigned long data)
adapter->max_tx_desc_count);
}
}
- if (count) {
+ if (count1 || count2) {
for (p = 0; p < adapter->ahw.max_ports; p++) {
nport = adapter->port[p];
if (netif_queue_stopped(nport->netdev)
@@ -985,10 +1059,30 @@ void netxen_process_cmd_ring(unsigned long data)
}
}
}
+ /*
+ * If everything is freed up to consumer then check if the ring is full
+ * If the ring is full then check if more needs to be freed and
+ * schedule the call back again.
+ *
+ * This happens when there are 2 CPUs. One could be freeing and the
+ * other filling it. If the ring is full when we get out of here and
+ * the card has already interrupted the host then the host can miss the
+ * interrupt.
+ *
+ * There is still a possible race condition and the host could miss an
+ * interrupt. The card has to take care of this.
+ */
+ if (adapter->last_cmd_consumer == consumer &&
+ (((adapter->cmd_producer + 1) %
+ adapter->max_tx_desc_count) == adapter->last_cmd_consumer)) {
+ consumer = *(adapter->cmd_consumer);
+ }
+ done = (adapter->last_cmd_consumer == consumer);
spin_unlock(&adapter->tx_lock);
DPRINTK(INFO, "last consumer is %d in %s\n", last_consumer,
__FUNCTION__);
+ return (done);
}
/*
@@ -1000,17 +1094,16 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
struct sk_buff *skb;
struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctx]);
struct netxen_rcv_desc_ctx *rcv_desc = NULL;
- struct netxen_recv_crb *crbarea = &recv_crb_registers[ctx];
- struct netxen_rcv_desc_crb *rcv_desc_crb = NULL;
- u32 producer;
+ uint producer;
struct rcv_desc *pdesc;
struct netxen_rx_buffer *buffer;
int count = 0;
int index = 0;
+ netxen_ctx_msg msg = 0;
+ dma_addr_t dma;
adapter->stats.post_called++;
rcv_desc = &recv_ctx->rcv_desc[ringid];
- rcv_desc_crb = &crbarea->rcv_desc_crb[ringid];
producer = rcv_desc->producer;
index = rcv_desc->begin_alloc;
@@ -1020,6 +1113,7 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
skb = dev_alloc_skb(rcv_desc->skb_size);
if (unlikely(!skb)) {
/*
+ * TODO
* We need to schedule the posting of buffers to the pegs.
*/
rcv_desc->begin_alloc = index;
@@ -1027,9 +1121,105 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
" allocated only %d buffers\n", count);
break;
}
+
count++; /* now there should be no failure */
pdesc = &rcv_desc->desc_head[producer];
- skb_reserve(skb, NET_IP_ALIGN);
+
+#if defined(XGB_DEBUG)
+ *(unsigned long *)(skb->head) = 0xc0debabe;
+ if (skb_is_nonlinear(skb)) {
+ printk("Allocated SKB @%p is nonlinear\n");
+ }
+#endif
+ skb_reserve(skb, 2);
+ /* This will be setup when we receive the
+ * buffer after it has been filled FSL TBD TBD
+ * skb->dev = netdev;
+ */
+ dma = pci_map_single(pdev, skb->data, rcv_desc->dma_size,
+ PCI_DMA_FROMDEVICE);
+ pdesc->addr_buffer = dma;
+ buffer->skb = skb;
+ buffer->state = NETXEN_BUFFER_BUSY;
+ buffer->dma = dma;
+ /* make a rcv descriptor */
+ pdesc->reference_handle = buffer->ref_handle;
+ pdesc->buffer_length = rcv_desc->dma_size;
+ DPRINTK(INFO, "done writing descripter\n");
+ producer =
+ get_next_index(producer, rcv_desc->max_rx_desc_count);
+ index = get_next_index(index, rcv_desc->max_rx_desc_count);
+ buffer = &rcv_desc->rx_buf_arr[index];
+ }
+ /* if we did allocate buffers, then write the count to Phantom */
+ if (count) {
+ rcv_desc->begin_alloc = index;
+ rcv_desc->rcv_pending += count;
+ adapter->stats.lastposted = count;
+ adapter->stats.posted += count;
+ rcv_desc->producer = producer;
+ if (rcv_desc->rcv_free >= 32) {
+ rcv_desc->rcv_free = 0;
+ /* Window = 1 */
+ writel((producer - 1) &
+ (rcv_desc->max_rx_desc_count - 1),
+ NETXEN_CRB_NORMALIZE(adapter,
+ recv_crb_registers[0].
+ rcv_desc_crb[ringid].
+ crb_rcv_producer_offset));
+ /*
+ * Write a doorbell msg to tell phanmon of change in
+ * receive ring producer
+ */
+ netxen_set_msg_peg_id(msg, NETXEN_RCV_PEG_DB_ID);
+ netxen_set_msg_privid(msg);
+ netxen_set_msg_count(msg,
+ ((producer -
+ 1) & (rcv_desc->
+ max_rx_desc_count - 1)));
+ netxen_set_msg_ctxid(msg, 0);
+ netxen_set_msg_opcode(msg, NETXEN_RCV_PRODUCER(ringid));
+ writel(msg,
+ DB_NORMALIZE(adapter,
+ NETXEN_RCV_PRODUCER_OFFSET));
+ }
+ }
+}
+
+void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, uint32_t ctx,
+ uint32_t ringid)
+{
+ struct pci_dev *pdev = adapter->ahw.pdev;
+ struct sk_buff *skb;
+ struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctx]);
+ struct netxen_rcv_desc_ctx *rcv_desc = NULL;
+ u32 producer;
+ struct rcv_desc *pdesc;
+ struct netxen_rx_buffer *buffer;
+ int count = 0;
+ int index = 0;
+
+ adapter->stats.post_called++;
+ rcv_desc = &recv_ctx->rcv_desc[ringid];
+
+ producer = rcv_desc->producer;
+ index = rcv_desc->begin_alloc;
+ buffer = &rcv_desc->rx_buf_arr[index];
+ /* We can start writing rx descriptors into the phantom memory. */
+ while (buffer->state == NETXEN_BUFFER_FREE) {
+ skb = dev_alloc_skb(rcv_desc->skb_size);
+ if (unlikely(!skb)) {
+ /*
+ * We need to schedule the posting of buffers to the pegs.
+ */
+ rcv_desc->begin_alloc = index;
+ DPRINTK(ERR, "netxen_post_rx_buffers_nodb: "
+ " allocated only %d buffers\n", count);
+ break;
+ }
+ count++; /* now there should be no failure */
+ pdesc = &rcv_desc->desc_head[producer];
+ skb_reserve(skb, 2);
/*
* This will be setup when we receive the
* buffer after it has been filled
@@ -1040,6 +1230,7 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
buffer->dma = pci_map_single(pdev, skb->data,
rcv_desc->dma_size,
PCI_DMA_FROMDEVICE);
+
/* make a rcv descriptor */
pdesc->reference_handle = le16_to_cpu(buffer->ref_handle);
pdesc->buffer_length = le16_to_cpu(rcv_desc->dma_size);
@@ -1064,7 +1255,8 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid)
writel((producer - 1) &
(rcv_desc->max_rx_desc_count - 1),
NETXEN_CRB_NORMALIZE(adapter,
- rcv_desc_crb->
+ recv_crb_registers[0].
+ rcv_desc_crb[ringid].
crb_rcv_producer_offset));
wmb();
}
@@ -1197,8 +1389,8 @@ netxen_nic_do_ioctl(struct netxen_adapter *adapter, void *u_data,
switch (data.cmd) {
case netxen_nic_cmd_pci_read:
- if ((retval = netxen_nic_hw_read_wx(adapter, data.off,
- &(data.u), data.size)))
+ if ((retval = netxen_nic_hw_read_ioctl(adapter, data.off,
+ &(data.u), data.size)))
goto error_out;
if (copy_to_user
((void __user *)&(up_data->u), &(data.u), data.size)) {
@@ -1211,8 +1403,35 @@ netxen_nic_do_ioctl(struct netxen_adapter *adapter, void *u_data,
break;
case netxen_nic_cmd_pci_write:
- data.rv = netxen_nic_hw_write_wx(adapter, data.off, &(data.u),
- data.size);
+ if ((retval = netxen_nic_hw_write_ioctl(adapter, data.off,
+ &(data.u), data.size)))
+ goto error_out;
+ data.rv = 0;
+ break;
+
+ case netxen_nic_cmd_pci_mem_read:
+ if (netxen_nic_pci_mem_read_ioctl(adapter, data.off, &(data.u),
+ data.size)) {
+ DPRINTK(ERR, "Failed to read the data.\n");
+ retval = -EFAULT;
+ goto error_out;
+ }
+ if (copy_to_user
+ ((void __user *)&(up_data->u), &(data.u), data.size)) {
+ DPRINTK(ERR, "bad copy to userland: %d\n",
+ (int)sizeof(data));
+ retval = -EFAULT;
+ goto error_out;
+ }
+ data.rv = 0;
+ break;
+
+ case netxen_nic_cmd_pci_mem_write:
+ if ((retval = netxen_nic_pci_mem_write_ioctl(adapter, data.off,
+ &(data.u),
+ data.size)))
+ goto error_out;
+ data.rv = 0;
break;
case netxen_nic_cmd_pci_config_read:
@@ -1297,7 +1516,7 @@ netxen_nic_do_ioctl(struct netxen_adapter *adapter, void *u_data,
retval = -EOPNOTSUPP;
goto error_out;
}
- put_user(data.rv, (u16 __user *) (&(up_data->rv)));
+ put_user(data.rv, (&(up_data->rv)));
DPRINTK(INFO, "done ioctl for %p well.\n", adapter);
error_out:
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-24 15:00:11 +0000