return 0;
while (state != PHAN_INITIALIZE_COMPLETE && loops < 2000) {
- udelay(100);
+ msleep(1);
/* Window 1 call */
state = adapter->pci_read_normalize(adapter, CRB_CMDPEG_STATE);
return err;
}
-void netxen_initialize_adapter_sw(struct netxen_adapter *adapter)
+void netxen_release_rx_buffers(struct netxen_adapter *adapter)
{
- int ctxid, ring;
- u32 i;
- u32 num_rx_bufs = 0;
+ struct netxen_recv_context *recv_ctx;
struct netxen_rcv_desc_ctx *rcv_desc;
+ struct netxen_rx_buffer *rx_buf;
+ int i, ctxid, ring;
- DPRINTK(INFO, "initializing some queues: %p\n", adapter);
for (ctxid = 0; ctxid < MAX_RCV_CTX; ++ctxid) {
+ recv_ctx = &adapter->recv_ctx[ctxid];
for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
- struct netxen_rx_buffer *rx_buf;
- rcv_desc = &adapter->recv_ctx[ctxid].rcv_desc[ring];
+ rcv_desc = &recv_ctx->rcv_desc[ring];
+ for (i = 0; i < rcv_desc->max_rx_desc_count; ++i) {
+ rx_buf = &(rcv_desc->rx_buf_arr[i]);
+ if (rx_buf->state == NETXEN_BUFFER_FREE)
+ continue;
+ pci_unmap_single(adapter->pdev,
+ rx_buf->dma,
+ rcv_desc->dma_size,
+ PCI_DMA_FROMDEVICE);
+ if (rx_buf->skb != NULL)
+ dev_kfree_skb_any(rx_buf->skb);
+ }
+ }
+ }
+}
+
+void netxen_release_tx_buffers(struct netxen_adapter *adapter)
+{
+ struct netxen_cmd_buffer *cmd_buf;
+ struct netxen_skb_frag *buffrag;
+ int i, j;
+
+ cmd_buf = adapter->cmd_buf_arr;
+ for (i = 0; i < adapter->max_tx_desc_count; i++) {
+ buffrag = cmd_buf->frag_array;
+ if (buffrag->dma) {
+ pci_unmap_single(adapter->pdev, buffrag->dma,
+ buffrag->length, PCI_DMA_TODEVICE);
+ buffrag->dma = 0ULL;
+ }
+ for (j = 0; j < cmd_buf->frag_count; j++) {
+ buffrag++;
+ if (buffrag->dma) {
+ pci_unmap_page(adapter->pdev, buffrag->dma,
+ buffrag->length,
+ PCI_DMA_TODEVICE);
+ buffrag->dma = 0ULL;
+ }
+ }
+ /* Free the skb we received in netxen_nic_xmit_frame */
+ if (cmd_buf->skb) {
+ dev_kfree_skb_any(cmd_buf->skb);
+ cmd_buf->skb = NULL;
+ }
+ cmd_buf++;
+ }
+}
+
+void netxen_free_sw_resources(struct netxen_adapter *adapter)
+{
+ struct netxen_recv_context *recv_ctx;
+ struct netxen_rcv_desc_ctx *rcv_desc;
+ int ctx, ring;
+
+ for (ctx = 0; ctx < MAX_RCV_CTX; ctx++) {
+ recv_ctx = &adapter->recv_ctx[ctx];
+ for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
+ rcv_desc = &recv_ctx->rcv_desc[ring];
+ if (rcv_desc->rx_buf_arr) {
+ vfree(rcv_desc->rx_buf_arr);
+ rcv_desc->rx_buf_arr = NULL;
+ }
+ }
+ }
+ if (adapter->cmd_buf_arr)
+ vfree(adapter->cmd_buf_arr);
+ return;
+}
+
+int netxen_alloc_sw_resources(struct netxen_adapter *adapter)
+{
+ struct netxen_recv_context *recv_ctx;
+ struct netxen_rcv_desc_ctx *rcv_desc;
+ struct netxen_rx_buffer *rx_buf;
+ int ctx, ring, i, num_rx_bufs;
+
+ struct netxen_cmd_buffer *cmd_buf_arr;
+ struct net_device *netdev = adapter->netdev;
+
+ cmd_buf_arr = (struct netxen_cmd_buffer *)vmalloc(TX_RINGSIZE);
+ if (cmd_buf_arr == NULL) {
+ printk(KERN_ERR "%s: Failed to allocate cmd buffer ring\n",
+ netdev->name);
+ return -ENOMEM;
+ }
+ memset(cmd_buf_arr, 0, TX_RINGSIZE);
+ adapter->cmd_buf_arr = cmd_buf_arr;
+
+ for (ctx = 0; ctx < MAX_RCV_CTX; ctx++) {
+ recv_ctx = &adapter->recv_ctx[ctx];
+ for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
+ rcv_desc = &recv_ctx->rcv_desc[ring];
+ switch (RCV_DESC_TYPE(ring)) {
+ case RCV_DESC_NORMAL:
+ rcv_desc->max_rx_desc_count =
+ adapter->max_rx_desc_count;
+ rcv_desc->flags = RCV_DESC_NORMAL;
+ rcv_desc->dma_size = RX_DMA_MAP_LEN;
+ rcv_desc->skb_size = MAX_RX_BUFFER_LENGTH;
+ break;
+
+ case RCV_DESC_JUMBO:
+ rcv_desc->max_rx_desc_count =
+ adapter->max_jumbo_rx_desc_count;
+ rcv_desc->flags = RCV_DESC_JUMBO;
+ rcv_desc->dma_size = RX_JUMBO_DMA_MAP_LEN;
+ rcv_desc->skb_size =
+ MAX_RX_JUMBO_BUFFER_LENGTH;
+ break;
+
+ case RCV_RING_LRO:
+ rcv_desc->max_rx_desc_count =
+ adapter->max_lro_rx_desc_count;
+ rcv_desc->flags = RCV_DESC_LRO;
+ rcv_desc->dma_size = RX_LRO_DMA_MAP_LEN;
+ rcv_desc->skb_size = MAX_RX_LRO_BUFFER_LENGTH;
+ break;
+
+ }
+ rcv_desc->rx_buf_arr = (struct netxen_rx_buffer *)
+ vmalloc(RCV_BUFFSIZE);
+ if (rcv_desc->rx_buf_arr == NULL) {
+ printk(KERN_ERR "%s: Failed to allocate "
+ "rx buffer ring %d\n",
+ netdev->name, ring);
+ /* free whatever was already allocated */
+ goto err_out;
+ }
+ memset(rcv_desc->rx_buf_arr, 0, RCV_BUFFSIZE);
rcv_desc->begin_alloc = 0;
- rx_buf = rcv_desc->rx_buf_arr;
- num_rx_bufs = rcv_desc->max_rx_desc_count;
/*
* Now go through all of them, set reference handles
* and put them in the queues.
*/
+ num_rx_bufs = rcv_desc->max_rx_desc_count;
+ rx_buf = rcv_desc->rx_buf_arr;
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++;
}
}
}
+
+ return 0;
+
+err_out:
+ netxen_free_sw_resources(adapter);
+ return -ENOMEM;
}
void netxen_initialize_adapter_ops(struct netxen_adapter *adapter)
#define NETXEN_BOARDTYPE 0x4008
#define NETXEN_BOARDNUM 0x400c
#define NETXEN_CHIPNUM 0x4010
-#define NETXEN_ROMBUS_RESET 0xFFFFFFFF
int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
{
int addr, val;
- int n, i;
- int init_delay = 0;
+ int i, init_delay = 0;
struct crb_addr_pair *buf;
+ unsigned offset, n;
u32 off;
/* resetall */
netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_GLB_SW_RESET,
- NETXEN_ROMBUS_RESET);
+ 0xffffffff);
if (verbose) {
if (netxen_rom_fast_read(adapter, NETXEN_BOARDTYPE, &val) == 0)
printk("Could not read chip number\n");
}
- if (netxen_rom_fast_read(adapter, 0, &n) == 0 && (n & 0x80000000)) {
- n &= ~0x80000000;
- if (n < 0x400) {
- if (verbose)
- printk("%s: %d CRB init values found"
- " in ROM.\n", netxen_nic_driver_name, n);
- } else {
- printk("%s:n=0x%x Error! NetXen card flash not"
- " initialized.\n", __FUNCTION__, n);
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ if (netxen_rom_fast_read(adapter, 0, &n) != 0 ||
+ (n != 0xcafecafeUL) ||
+ netxen_rom_fast_read(adapter, 4, &n) != 0) {
+ printk(KERN_ERR "%s: ERROR Reading crb_init area: "
+ "n: %08x\n", netxen_nic_driver_name, n);
return -EIO;
}
- buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL);
- if (buf == NULL) {
- printk("%s: netxen_pinit_from_rom: Unable to calloc "
- "memory.\n", netxen_nic_driver_name);
- return -ENOMEM;
- }
- for (i = 0; i < n; i++) {
- if (netxen_rom_fast_read(adapter, 8 * i + 4, &val) != 0
- || netxen_rom_fast_read(adapter, 8 * i + 8,
- &addr) != 0)
- return -EIO;
-
- buf[i].addr = addr;
- buf[i].data = val;
-
- if (verbose)
- printk("%s: PCI: 0x%08x == 0x%08x\n",
- netxen_nic_driver_name, (unsigned int)
- netxen_decode_crb_addr(addr), val);
+ offset = n & 0xffffU;
+ n = (n >> 16) & 0xffffU;
+ } else {
+ if (netxen_rom_fast_read(adapter, 0, &n) != 0 ||
+ !(n & 0x80000000)) {
+ printk(KERN_ERR "%s: ERROR Reading crb_init area: "
+ "n: %08x\n", netxen_nic_driver_name, n);
+ return -EIO;
}
- for (i = 0; i < n; i++) {
+ offset = 1;
+ n &= ~0x80000000;
+ }
+
+ if (n < 1024) {
+ if (verbose)
+ printk(KERN_DEBUG "%s: %d CRB init values found"
+ " in ROM.\n", netxen_nic_driver_name, n);
+ } else {
+ printk(KERN_ERR "%s:n=0x%x Error! NetXen card flash not"
+ " initialized.\n", __func__, n);
+ return -EIO;
+ }
+
+ buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL);
+ if (buf == NULL) {
+ printk("%s: netxen_pinit_from_rom: Unable to calloc memory.\n",
+ netxen_nic_driver_name);
+ return -ENOMEM;
+ }
+ for (i = 0; i < n; i++) {
+ if (netxen_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 ||
+ netxen_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0)
+ return -EIO;
+
+ buf[i].addr = addr;
+ buf[i].data = val;
- off = netxen_decode_crb_addr(buf[i].addr);
- if (off == NETXEN_ADDR_ERROR) {
- printk(KERN_ERR"CRB init value out of range %x\n",
+ if (verbose)
+ printk(KERN_DEBUG "%s: PCI: 0x%08x == 0x%08x\n",
+ netxen_nic_driver_name,
+ (u32)netxen_decode_crb_addr(addr), val);
+ }
+ for (i = 0; i < n; i++) {
+
+ off = netxen_decode_crb_addr(buf[i].addr);
+ if (off == NETXEN_ADDR_ERROR) {
+ printk(KERN_ERR"CRB init value out of range %x\n",
buf[i].addr);
+ continue;
+ }
+ off += NETXEN_PCI_CRBSPACE;
+ /* skipping cold reboot MAGIC */
+ if (off == NETXEN_CAM_RAM(0x1fc))
+ continue;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ /* do not reset PCI */
+ if (off == (ROMUSB_GLB + 0xbc))
continue;
- }
- off += NETXEN_PCI_CRBSPACE;
- /* skipping cold reboot MAGIC */
- if (off == NETXEN_CAM_RAM(0x1fc))
+ if (off == (NETXEN_CRB_PEG_NET_1 + 0x18))
+ buf[i].data = 0x1020;
+ /* skip the function enable register */
+ if (off == NETXEN_PCIE_REG(PCIE_SETUP_FUNCTION))
continue;
+ if (off == NETXEN_PCIE_REG(PCIE_SETUP_FUNCTION2))
+ continue;
+ if ((off & 0x0ff00000) == NETXEN_CRB_SMB)
+ continue;
+ }
- /* After writing this register, HW needs time for CRB */
- /* to quiet down (else crb_window returns 0xffffffff) */
- if (off == NETXEN_ROMUSB_GLB_SW_RESET) {
- init_delay = 1;
+ if (off == NETXEN_ADDR_ERROR) {
+ printk(KERN_ERR "%s: Err: Unknown addr: 0x%08x\n",
+ netxen_nic_driver_name, buf[i].addr);
+ continue;
+ }
+
+ /* After writing this register, HW needs time for CRB */
+ /* to quiet down (else crb_window returns 0xffffffff) */
+ if (off == NETXEN_ROMUSB_GLB_SW_RESET) {
+ init_delay = 1;
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
/* hold xdma in reset also */
buf[i].data = NETXEN_NIC_XDMA_RESET;
}
+ }
- adapter->hw_write_wx(adapter, off, &buf[i].data, 4);
+ adapter->hw_write_wx(adapter, off, &buf[i].data, 4);
- if (init_delay == 1) {
- msleep(1000);
- init_delay = 0;
- }
- msleep(1);
+ if (init_delay == 1) {
+ msleep(1000);
+ init_delay = 0;
}
- kfree(buf);
+ msleep(1);
+ }
+ kfree(buf);
- /* disable_peg_cache_all */
+ /* disable_peg_cache_all */
- /* unreset_net_cache */
- adapter->hw_read_wx(adapter, NETXEN_ROMUSB_GLB_SW_RESET, &val,
- 4);
- netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_GLB_SW_RESET,
- (val & 0xffffff0f));
- /* p2dn replyCount */
+ /* unreset_net_cache */
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+ adapter->hw_read_wx(adapter,
+ NETXEN_ROMUSB_GLB_SW_RESET, &val, 4);
netxen_crb_writelit_adapter(adapter,
- NETXEN_CRB_PEG_NET_D + 0xec, 0x1e);
- /* disable_peg_cache 0 */
- netxen_crb_writelit_adapter(adapter,
- NETXEN_CRB_PEG_NET_D + 0x4c, 8);
- /* disable_peg_cache 1 */
- netxen_crb_writelit_adapter(adapter,
- NETXEN_CRB_PEG_NET_I + 0x4c, 8);
-
- /* peg_clr_all */
-
- /* peg_clr 0 */
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_0 + 0x8,
- 0);
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_0 + 0xc,
- 0);
- /* peg_clr 1 */
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_1 + 0x8,
- 0);
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_1 + 0xc,
- 0);
- /* peg_clr 2 */
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_2 + 0x8,
- 0);
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_2 + 0xc,
- 0);
- /* peg_clr 3 */
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_3 + 0x8,
- 0);
- netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_3 + 0xc,
- 0);
+ NETXEN_ROMUSB_GLB_SW_RESET, (val & 0xffffff0f));
}
+
+ /* p2dn replyCount */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_D + 0xec, 0x1e);
+ /* disable_peg_cache 0 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_D + 0x4c, 8);
+ /* disable_peg_cache 1 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_I + 0x4c, 8);
+
+ /* peg_clr_all */
+
+ /* peg_clr 0 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_0 + 0x8, 0);
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_0 + 0xc, 0);
+ /* peg_clr 1 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_1 + 0x8, 0);
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_1 + 0xc, 0);
+ /* peg_clr 2 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_2 + 0x8, 0);
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_2 + 0xc, 0);
+ /* peg_clr 3 */
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_3 + 0x8, 0);
+ netxen_crb_writelit_adapter(adapter, NETXEN_CRB_PEG_NET_3 + 0xc, 0);
return 0;
}
&adapter->dummy_dma.phys_addr);
if (adapter->dummy_dma.addr == NULL) {
printk("%s: ERROR: Could not allocate dummy DMA memory\n",
- __FUNCTION__);
+ __func__);
return -ENOMEM;
}
adapter->pci_write_normalize(adapter, CRB_HOST_DUMMY_BUF_ADDR_HI, hi);
adapter->pci_write_normalize(adapter, CRB_HOST_DUMMY_BUF_ADDR_LO, lo);
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ uint32_t temp = 0;
+ adapter->hw_write_wx(adapter, CRB_HOST_DUMMY_BUF, &temp, 4);
+ }
+
return 0;
}
int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
{
u32 val = 0;
- int retries = 30;
+ int retries = 60;
if (!pegtune_val) {
do {
val = adapter->pci_read_normalize(adapter,
CRB_CMDPEG_STATE);
- pegtune_val = adapter->pci_read_normalize(adapter,
- NETXEN_ROMUSB_GLB_PEGTUNE_DONE);
if (val == PHAN_INITIALIZE_COMPLETE ||
val == PHAN_INITIALIZE_ACK)
return 0;
- msleep(1000);
+ msleep(500);
+
} while (--retries);
+
if (!retries) {
+ pegtune_val = adapter->pci_read_normalize(adapter,
+ NETXEN_ROMUSB_GLB_PEGTUNE_DONE);
printk(KERN_WARNING "netxen_phantom_init: init failed, "
"pegtune_val=%x\n", pegtune_val);
return -1;
return 0;
}
+int netxen_receive_peg_ready(struct netxen_adapter *adapter)
+{
+ u32 val = 0;
+ int retries = 2000;
+
+ do {
+ val = adapter->pci_read_normalize(adapter, CRB_RCVPEG_STATE);
+
+ if (val == PHAN_PEG_RCV_INITIALIZED)
+ return 0;
+
+ msleep(10);
+
+ } while (--retries);
+
+ if (!retries) {
+ printk(KERN_ERR "Receive Peg initialization not "
+ "complete, state: 0x%x.\n", val);
+ return -EIO;
+ }
+
+ return 0;
+}
+
static int netxen_nic_check_temp(struct netxen_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
projects / linux-2.6-omap-h63xx.git / blobdiff