#define NETXEN_NIC_XDMA_RESET 0x8000ff
-static inline void
-netxen_nic_locked_write_reg(struct netxen_adapter *adapter,
- unsigned long off, int *data)
+static void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter,
+ uint32_t ctx, uint32_t ringid);
+
+#if 0
+static void netxen_nic_locked_write_reg(struct netxen_adapter *adapter,
+ unsigned long off, int *data)
{
void __iomem *addr = pci_base_offset(adapter, off);
writel(*data, addr);
}
+#endif /* 0 */
static void crb_addr_transform_setup(void)
{
/* Window 1 call */
writel(INTR_SCHEME_PERPORT,
NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_CAPABILITIES_HOST));
+ writel(MSI_MODE_MULTIFUNC,
+ NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_MSI_MODE_HOST));
writel(MPORT_MULTI_FUNCTION_MODE,
NETXEN_CRB_NORMALIZE(adapter, CRB_MPORT_MODE));
writel(PHAN_INITIALIZE_ACK,
* netxen_decode_crb_addr(0 - utility to translate from internal Phantom CRB
* address to external PCI CRB address.
*/
-u32 netxen_decode_crb_addr(u32 addr)
+static u32 netxen_decode_crb_addr(u32 addr)
{
int i;
u32 base_addr, offset, pci_base;
static long rom_lock_timeout = 10000;
static long rom_write_timeout = 700;
-static inline int rom_lock(struct netxen_adapter *adapter)
+static int rom_lock(struct netxen_adapter *adapter)
{
int iter;
u32 done = 0;
return 0;
}
-int netxen_wait_rom_done(struct netxen_adapter *adapter)
+static int netxen_wait_rom_done(struct netxen_adapter *adapter)
{
long timeout = 0;
long done = 0;
return 0;
}
-static inline int netxen_rom_wren(struct netxen_adapter *adapter)
+static int netxen_rom_wren(struct netxen_adapter *adapter)
{
/* Set write enable latch in ROM status register */
netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 0);
return 0;
}
-static inline unsigned int netxen_rdcrbreg(struct netxen_adapter *adapter,
- unsigned int addr)
+static unsigned int netxen_rdcrbreg(struct netxen_adapter *adapter,
+ unsigned int addr)
{
unsigned int data = 0xdeaddead;
data = netxen_nic_reg_read(adapter, addr);
return data;
}
-static inline int netxen_do_rom_rdsr(struct netxen_adapter *adapter)
+static int netxen_do_rom_rdsr(struct netxen_adapter *adapter)
{
netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_INSTR_OPCODE,
M25P_INSTR_RDSR);
return netxen_rdcrbreg(adapter, NETXEN_ROMUSB_ROM_RDATA);
}
-static inline void netxen_rom_unlock(struct netxen_adapter *adapter)
+static void netxen_rom_unlock(struct netxen_adapter *adapter)
{
u32 val;
}
-int netxen_rom_wip_poll(struct netxen_adapter *adapter)
+static int netxen_rom_wip_poll(struct netxen_adapter *adapter)
{
long timeout = 0;
long wip = 1;
return 0;
}
-static inline int do_rom_fast_write(struct netxen_adapter *adapter, int addr,
- int data)
+static int do_rom_fast_write(struct netxen_adapter *adapter, int addr,
+ int data)
{
if (netxen_rom_wren(adapter)) {
return -1;
return netxen_rom_wip_poll(adapter);
}
-static inline int
-do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp)
+static int do_rom_fast_read(struct netxen_adapter *adapter,
+ int addr, int *valp)
{
- if (jiffies > (last_schedule_time + (8 * HZ))) {
- last_schedule_time = jiffies;
- schedule();
- }
+ cond_resched();
netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr);
netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3);
return 0;
}
-static inline int
-do_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
- u8 *bytes, size_t size)
+static int do_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
+ u8 *bytes, size_t size)
{
int addridx;
int ret = 0;
for (addridx = addr; addridx < (addr + size); addridx += 4) {
- ret = do_rom_fast_read(adapter, addridx, (int *)bytes);
+ int v;
+ ret = do_rom_fast_read(adapter, addridx, &v);
if (ret != 0)
break;
- *(int *)bytes = cpu_to_le32(*(int *)bytes);
+ *(__le32 *)bytes = cpu_to_le32(v);
bytes += 4;
}
}
int
-netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
+netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
u8 *bytes, size_t size)
{
int ret;
return ret;
}
+#if 0
int netxen_rom_fast_write(struct netxen_adapter *adapter, int addr, int data)
{
int ret = 0;
netxen_rom_unlock(adapter);
return ret;
}
+#endif /* 0 */
-static inline int do_rom_fast_write_words(struct netxen_adapter *adapter,
- int addr, u8 *bytes, size_t size)
+static int do_rom_fast_write_words(struct netxen_adapter *adapter,
+ int addr, u8 *bytes, size_t size)
{
int addridx = addr;
int ret = 0;
int timeout = 0;
int data;
- data = le32_to_cpu((*(u32*)bytes));
+ data = le32_to_cpu((*(__le32*)bytes));
ret = do_rom_fast_write(adapter, addridx, data);
if (ret < 0)
return ret;
-
+
while(1) {
int data1;
if (timeout++ >= rom_write_timeout) {
if (last_attempt++ < 4) {
- ret = do_rom_fast_write(adapter,
+ ret = do_rom_fast_write(adapter,
addridx, data);
if (ret < 0)
return ret;
return ret;
}
-int netxen_rom_fast_write_words(struct netxen_adapter *adapter, int addr,
+int netxen_rom_fast_write_words(struct netxen_adapter *adapter, int addr,
u8 *bytes, size_t size)
{
int ret = 0;
return ret;
}
-int netxen_rom_wrsr(struct netxen_adapter *adapter, int data)
+static int netxen_rom_wrsr(struct netxen_adapter *adapter, int data)
{
int ret;
return ret;
netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_ROM_WDATA, data);
- netxen_crb_writelit_adapter(adapter,
+ netxen_crb_writelit_adapter(adapter,
NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0x1);
ret = netxen_wait_rom_done(adapter);
return netxen_rom_wip_poll(adapter);
}
-int netxen_rom_rdsr(struct netxen_adapter *adapter)
+static int netxen_rom_rdsr(struct netxen_adapter *adapter)
{
int ret;
char *buffer = kmalloc(NETXEN_FLASH_SECTOR_SIZE, GFP_KERNEL);
if (!buffer)
- return -ENOMEM;
+ return -ENOMEM;
/* unlock sector 63 */
val = netxen_rom_rdsr(adapter);
val = val & 0xe3;
goto out_kfree;
/* copy sector 0 to sector 63 */
- ret = netxen_rom_fast_read_words(adapter, NETXEN_CRBINIT_START,
+ ret = netxen_rom_fast_read_words(adapter, NETXEN_CRBINIT_START,
buffer, NETXEN_FLASH_SECTOR_SIZE);
if (ret != FLASH_SUCCESS)
goto out_kfree;
- ret = netxen_rom_fast_write_words(adapter, NETXEN_FIXED_START,
+ ret = netxen_rom_fast_write_words(adapter, NETXEN_FIXED_START,
buffer, NETXEN_FLASH_SECTOR_SIZE);
if (ret != FLASH_SUCCESS)
goto out_kfree;
return ret;
}
-int netxen_do_rom_se(struct netxen_adapter *adapter, int addr)
+static int netxen_do_rom_se(struct netxen_adapter *adapter, int addr)
{
netxen_rom_wren(adapter);
netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr);
return netxen_rom_wip_poll(adapter);
}
-void check_erased_flash(struct netxen_adapter *adapter, int addr)
+static void check_erased_flash(struct netxen_adapter *adapter, int addr)
{
int i;
int val;
int count = 0, erased_errors = 0;
int range;
- range = (addr == NETXEN_USER_START) ?
+ range = (addr == NETXEN_USER_START) ?
NETXEN_FIXED_START : addr + NETXEN_FLASH_SECTOR_SIZE;
-
+
for (i = addr; i < range; i += 4) {
netxen_rom_fast_read(adapter, i, &val);
if (val != 0xffffffff)
return ret;
}
-int
-netxen_flash_erase_sections(struct netxen_adapter *adapter, int start, int end)
+static int netxen_flash_erase_sections(struct netxen_adapter *adapter,
+ int start, int end)
{
int ret = FLASH_SUCCESS;
int i;
netxen_nic_pci_change_crbwindow(adapter, 1);
}
if (init_delay == 1) {
- ssleep(1);
+ msleep(2000);
init_delay = 0;
}
- msleep(1);
+ msleep(20);
}
kfree(buf);
void netxen_free_adapter_offload(struct netxen_adapter *adapter)
{
if (adapter->dummy_dma.addr) {
- writel(0, NETXEN_CRB_NORMALIZE(adapter,
- CRB_HOST_DUMMY_BUF_ADDR_HI));
- writel(0, NETXEN_CRB_NORMALIZE(adapter,
- CRB_HOST_DUMMY_BUF_ADDR_LO));
pci_free_consistent(adapter->ahw.pdev,
NETXEN_HOST_DUMMY_DMA_SIZE,
adapter->dummy_dma.addr,
}
}
-void netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
+int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
{
u32 val = 0;
- int loops = 0;
+ int retries = 30;
if (!pegtune_val) {
- val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE));
- while (val != PHAN_INITIALIZE_COMPLETE &&
- val != PHAN_INITIALIZE_ACK && loops < 200000) {
- udelay(100);
- schedule();
- val =
- readl(NETXEN_CRB_NORMALIZE
+ do {
+ val = readl(NETXEN_CRB_NORMALIZE
(adapter, CRB_CMDPEG_STATE));
- loops++;
+ pegtune_val = readl(NETXEN_CRB_NORMALIZE
+ (adapter, NETXEN_ROMUSB_GLB_PEGTUNE_DONE));
+
+ if (val == PHAN_INITIALIZE_COMPLETE ||
+ val == PHAN_INITIALIZE_ACK)
+ return 0;
+
+ msleep(1000);
+ } while (--retries);
+ if (!retries) {
+ printk(KERN_WARNING "netxen_phantom_init: init failed, "
+ "pegtune_val=%x\n", pegtune_val);
+ return -1;
}
- if (val != PHAN_INITIALIZE_COMPLETE)
- printk("WARNING: Initial boot wait loop failed...\n");
}
+
+ return 0;
}
int netxen_nic_rx_has_work(struct netxen_adapter *adapter)
return 0;
}
-static inline int netxen_nic_check_temp(struct netxen_adapter *adapter)
+static int netxen_nic_check_temp(struct netxen_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
uint32_t temp, temp_state, temp_val;
* and if the number of receives exceeds RX_BUFFERS_REFILL, then we
* invoke the routine to send more rx buffers to the Phantom...
*/
-void
-netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
- struct status_desc *desc)
+static void netxen_process_rcv(struct netxen_adapter *adapter, int ctxid,
+ struct status_desc *desc)
{
struct pci_dev *pdev = adapter->pdev;
struct net_device *netdev = adapter->netdev;
- int index = netxen_get_sts_refhandle(desc);
+ u64 sts_data = le64_to_cpu(desc->status_desc_data);
+ int index = netxen_get_sts_refhandle(sts_data);
struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctxid]);
struct netxen_rx_buffer *buffer;
struct sk_buff *skb;
- u32 length = netxen_get_sts_totallength(desc);
+ u32 length = netxen_get_sts_totallength(sts_data);
u32 desc_ctx;
struct netxen_rcv_desc_ctx *rcv_desc;
int ret;
- desc_ctx = netxen_get_sts_type(desc);
+ desc_ctx = netxen_get_sts_type(sts_data);
if (unlikely(desc_ctx >= NUM_RCV_DESC_RINGS)) {
printk("%s: %s Bad Rcv descriptor ring\n",
netxen_nic_driver_name, netdev->name);
}
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"
+ 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,
skb = (struct sk_buff *)buffer->skb;
- if (likely(netxen_get_sts_status(desc) == STATUS_CKSUM_OK)) {
+ if (likely(adapter->rx_csum &&
+ netxen_get_sts_status(sts_data) == STATUS_CKSUM_OK)) {
adapter->stats.csummed++;
skb->ip_summed = CHECKSUM_UNNECESSARY;
- }
+ } else
+ skb->ip_summed = CHECKSUM_NONE;
+
+ skb->dev = netdev;
if (desc_ctx == RCV_DESC_LRO_CTXID) {
/* True length was only available on the last pkt */
skb_put(skb, buffer->lro_length);
break;
}
netxen_process_rcv(adapter, ctxid, desc);
- netxen_clear_sts_owner(desc);
netxen_set_sts_owner(desc, STATUS_OWNER_PHANTOM);
consumer = (consumer + 1) & (adapter->max_rx_desc_count - 1);
count++;
NETXEN_CRB_NORMALIZE(adapter,
recv_crb_registers[adapter->portnum].
crb_rcv_status_consumer));
+ wmb();
}
return count;
struct pci_dev *pdev;
struct netxen_skb_frag *frag;
u32 i;
- struct sk_buff *skb = NULL;
int done;
spin_lock(&adapter->tx_lock);
while ((last_consumer != consumer) && (count1 < MAX_STATUS_HANDLE)) {
buffer = &adapter->cmd_buf_arr[last_consumer];
pdev = adapter->pdev;
- frag = &buffer->frag_array[0];
- skb = buffer->skb;
- if (skb && (cmpxchg(&buffer->skb, skb, 0) == skb)) {
+ if (buffer->skb) {
+ frag = &buffer->frag_array[0];
pci_unmap_single(pdev, frag->dma, frag->length,
PCI_DMA_TODEVICE);
+ frag->dma = 0ULL;
for (i = 1; i < buffer->frag_count; i++) {
DPRINTK(INFO, "getting fragment no %d\n", i);
frag++; /* Get the next frag */
pci_unmap_page(pdev, frag->dma, frag->length,
PCI_DMA_TODEVICE);
+ frag->dma = 0ULL;
}
adapter->stats.skbfreed++;
- dev_kfree_skb_any(skb);
- skb = NULL;
+ dev_kfree_skb_any(buffer->skb);
+ buffer->skb = NULL;
} else if (adapter->proc_cmd_buf_counter == 1) {
adapter->stats.txnullskb++;
}
writel(msg,
DB_NORMALIZE(adapter,
NETXEN_RCV_PRODUCER_OFFSET));
+ wmb();
}
}
}
-void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, uint32_t ctx,
- uint32_t ringid)
+static 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;
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
* skb->dev = netdev;