/*************************************************************************
* myri10ge.c: Myricom Myri-10G Ethernet driver.
*
- * Copyright (C) 2005, 2006 Myricom, Inc.
+ * Copyright (C) 2005 - 2007 Myricom, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*
*
* If the eeprom on your board is not recent enough, you will need to get a
#include "myri10ge_mcp.h"
#include "myri10ge_mcp_gen_header.h"
-#define MYRI10GE_VERSION_STR "1.2.0"
+#define MYRI10GE_VERSION_STR "1.3.0-1.233"
MODULE_DESCRIPTION("Myricom 10G driver (10GbE)");
MODULE_AUTHOR("Maintainer: help@myri.com");
int intr_coal_delay;
__be32 __iomem *intr_coal_delay_ptr;
int mtrr;
+ int wc_enabled;
int wake_queue;
int stop_queue;
int down_cnt;
char *fw_name;
char eeprom_strings[MYRI10GE_EEPROM_STRINGS_SIZE];
char fw_version[128];
+ int fw_ver_major;
+ int fw_ver_minor;
+ int fw_ver_tiny;
+ int adopted_rx_filter_bug;
u8 mac_addr[6]; /* eeprom mac address */
unsigned long serial_number;
int vendor_specific_offset;
module_param(myri10ge_msi, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(myri10ge_msi, "Enable Message Signalled Interrupts\n");
-static int myri10ge_intr_coal_delay = 25;
+static int myri10ge_intr_coal_delay = 75;
module_param(myri10ge_intr_coal_delay, int, S_IRUGO);
MODULE_PARM_DESC(myri10ge_intr_coal_delay, "Interrupt coalescing delay\n");
module_param(myri10ge_fill_thresh, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(myri10ge_fill_thresh, "Number of empty rx slots allowed\n");
-static int myri10ge_wcfifo = 1;
+static int myri10ge_wcfifo = 0;
module_param(myri10ge_wcfifo, int, S_IRUGO);
MODULE_PARM_DESC(myri10ge_wcfifo, "Enable WC Fifo when WC is enabled\n");
struct mcp_gen_header *hdr)
{
struct device *dev = &mgp->pdev->dev;
- int major, minor;
/* check firmware type */
if (ntohl(hdr->mcp_type) != MCP_TYPE_ETH) {
/* save firmware version for ethtool */
strncpy(mgp->fw_version, hdr->version, sizeof(mgp->fw_version));
- sscanf(mgp->fw_version, "%d.%d", &major, &minor);
+ sscanf(mgp->fw_version, "%d.%d.%d", &mgp->fw_ver_major,
+ &mgp->fw_ver_minor, &mgp->fw_ver_tiny);
- if (!(major == MXGEFW_VERSION_MAJOR && minor == MXGEFW_VERSION_MINOR)) {
+ if (!(mgp->fw_ver_major == MXGEFW_VERSION_MAJOR
+ && mgp->fw_ver_minor == MXGEFW_VERSION_MINOR)) {
dev_err(dev, "Found firmware version %s\n", mgp->fw_version);
dev_err(dev, "Driver needs %d.%d\n", MXGEFW_VERSION_MAJOR,
MXGEFW_VERSION_MINOR);
memcpy_fromio(hdr, mgp->sram + hdr_offset, bytes);
status = myri10ge_validate_firmware(mgp, hdr);
kfree(hdr);
+
+ /* check to see if adopted firmware has bug where adopting
+ * it will cause broadcasts to be filtered unless the NIC
+ * is kept in ALLMULTI mode */
+ if (mgp->fw_ver_major == 1 && mgp->fw_ver_minor == 4 &&
+ mgp->fw_ver_tiny >= 4 && mgp->fw_ver_tiny <= 11) {
+ mgp->adopted_rx_filter_bug = 1;
+ dev_warn(dev, "Adopting fw %d.%d.%d: "
+ "working around rx filter bug\n",
+ mgp->fw_ver_major, mgp->fw_ver_minor,
+ mgp->fw_ver_tiny);
+ }
return status;
}
int status;
size_t bytes;
u32 len;
+ struct page *dmatest_page;
+ dma_addr_t dmatest_bus;
/* try to send a reset command to the card to see if it
* is alive */
dev_err(&mgp->pdev->dev, "failed reset\n");
return -ENXIO;
}
+ dmatest_page = alloc_page(GFP_KERNEL);
+ if (!dmatest_page)
+ return -ENOMEM;
+ dmatest_bus = pci_map_page(mgp->pdev, dmatest_page, 0, PAGE_SIZE,
+ DMA_BIDIRECTIONAL);
/* Now exchange information about interrupts */
len = mgp->tx.boundary;
- cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus);
- cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus);
+ cmd.data0 = MYRI10GE_LOWPART_TO_U32(dmatest_bus);
+ cmd.data1 = MYRI10GE_HIGHPART_TO_U32(dmatest_bus);
cmd.data2 = len * 0x10000;
status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0);
if (status == 0)
else
dev_warn(&mgp->pdev->dev, "DMA read benchmark failed: %d\n",
status);
- cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus);
- cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus);
+ cmd.data0 = MYRI10GE_LOWPART_TO_U32(dmatest_bus);
+ cmd.data1 = MYRI10GE_HIGHPART_TO_U32(dmatest_bus);
cmd.data2 = len * 0x1;
status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0);
if (status == 0)
dev_warn(&mgp->pdev->dev, "DMA write benchmark failed: %d\n",
status);
- cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus);
- cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus);
+ cmd.data0 = MYRI10GE_LOWPART_TO_U32(dmatest_bus);
+ cmd.data1 = MYRI10GE_HIGHPART_TO_U32(dmatest_bus);
cmd.data2 = len * 0x10001;
status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0);
if (status == 0)
dev_warn(&mgp->pdev->dev,
"DMA read/write benchmark failed: %d\n", status);
+ pci_unmap_page(mgp->pdev, dmatest_bus, PAGE_SIZE, DMA_BIDIRECTIONAL);
+ put_page(dmatest_page);
+
memset(mgp->rx_done.entry, 0, bytes);
/* reset mcp/driver shared state back to 0 */
status = myri10ge_update_mac_address(mgp, mgp->dev->dev_addr);
myri10ge_change_promisc(mgp, 0, 0);
myri10ge_change_pause(mgp, mgp->pause);
+ if (mgp->adopted_rx_filter_bug)
+ (void)myri10ge_send_cmd(mgp, MXGEFW_ENABLE_ALLMULTI, &cmd, 1);
return status;
}
/* try to refill entire ring */
while (rx->fill_cnt != (rx->cnt + rx->mask + 1)) {
idx = rx->fill_cnt & rx->mask;
-
- if ((bytes < MYRI10GE_ALLOC_SIZE / 2) &&
- (rx->page_offset + bytes <= MYRI10GE_ALLOC_SIZE)) {
+ if (rx->page_offset + bytes <= MYRI10GE_ALLOC_SIZE) {
/* we can use part of previous page */
get_page(rx->page);
} else {
/* start next packet on a cacheline boundary */
rx->page_offset += SKB_DATA_ALIGN(bytes);
+
+#if MYRI10GE_ALLOC_SIZE > 4096
+ /* don't cross a 4KB boundary */
+ if ((rx->page_offset >> 12) !=
+ ((rx->page_offset + bytes - 1) >> 12))
+ rx->page_offset = (rx->page_offset + 4096) & ~4095;
+#endif
rx->fill_cnt++;
/* copy 8 descriptors to the firmware at a time */
data[i] = ((unsigned long *)&mgp->stats)[i];
data[i++] = (unsigned int)mgp->tx.boundary;
- data[i++] = (unsigned int)(mgp->mtrr >= 0);
+ data[i++] = (unsigned int)mgp->wc_enabled;
data[i++] = (unsigned int)mgp->pdev->irq;
data[i++] = (unsigned int)mgp->msi_enabled;
data[i++] = (unsigned int)mgp->read_dma;
.set_tx_csum = ethtool_op_set_tx_hw_csum,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
-#ifdef NETIF_F_TSO
.get_tso = ethtool_op_get_tso,
.set_tso = ethtool_op_set_tso,
-#endif
.get_strings = myri10ge_get_strings,
.get_stats_count = myri10ge_get_stats_count,
.get_ethtool_stats = myri10ge_get_ethtool_stats,
status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_RING_SIZE, &cmd, 0);
tx_ring_size = cmd.data0;
status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_RX_RING_SIZE, &cmd, 0);
+ if (status != 0)
+ return status;
rx_ring_size = cmd.data0;
tx_ring_entries = tx_ring_size / sizeof(struct mcp_kreq_ether_send);
mgp->tx.mask = tx_ring_entries - 1;
mgp->rx_small.mask = mgp->rx_big.mask = rx_ring_entries - 1;
+ status = -ENOMEM;
+
/* allocate the host shadow rings */
bytes = 8 + (MYRI10GE_MAX_SEND_DESC_TSO + 4)
goto abort_with_irq;
}
- if (myri10ge_wcfifo && mgp->mtrr >= 0) {
+ if (myri10ge_wcfifo && mgp->wc_enabled) {
mgp->tx.wc_fifo = (u8 __iomem *) mgp->sram + MXGEFW_ETH_SEND_4;
mgp->rx_small.wc_fifo =
(u8 __iomem *) mgp->sram + MXGEFW_ETH_RECV_SMALL;
mss = 0;
max_segments = MXGEFW_MAX_SEND_DESC;
-#ifdef NETIF_F_TSO
- if (skb->len > (dev->mtu + ETH_HLEN)) {
+ if (skb_is_gso(skb)) {
mss = skb_shinfo(skb)->gso_size;
- if (mss != 0)
- max_segments = MYRI10GE_MAX_SEND_DESC_TSO;
+ max_segments = MYRI10GE_MAX_SEND_DESC_TSO;
}
-#endif /*NETIF_F_TSO */
if ((unlikely(avail < max_segments))) {
/* we are out of transmit resources */
cum_len = 0;
-#ifdef NETIF_F_TSO
if (mss) { /* TSO */
/* this removes any CKSUM flag from before */
flags = (MXGEFW_FLAGS_TSO_HDR | MXGEFW_FLAGS_FIRST);
* the checksum by parsing the header. */
pseudo_hdr_offset = mss;
} else
-#endif /*NETIF_F_TSO */
/* Mark small packets, and pad out tiny packets */
if (skb->len <= MXGEFW_SEND_SMALL_SIZE) {
flags |= MXGEFW_FLAGS_SMALL;
seglen = len;
flags_next = flags & ~MXGEFW_FLAGS_FIRST;
cum_len_next = cum_len + seglen;
-#ifdef NETIF_F_TSO
if (mss) { /* TSO */
(req - rdma_count)->rdma_count = rdma_count + 1;
(small * MXGEFW_FLAGS_SMALL);
}
}
-#endif /* NETIF_F_TSO */
req->addr_high = high_swapped;
req->addr_low = htonl(low);
req->pseudo_hdr_offset = htons(pseudo_hdr_offset);
}
(req - rdma_count)->rdma_count = rdma_count;
-#ifdef NETIF_F_TSO
if (mss)
do {
req--;
req->flags |= MXGEFW_FLAGS_TSO_LAST;
} while (!(req->flags & (MXGEFW_FLAGS_TSO_CHOP |
MXGEFW_FLAGS_FIRST)));
-#endif
idx = ((count - 1) + tx->req) & tx->mask;
tx->info[idx].last = 1;
if (tx->wc_fifo == NULL)
myri10ge_change_promisc(mgp, dev->flags & IFF_PROMISC, 1);
/* This firmware is known to not support multicast */
- if (!mgp->fw_multicast_support)
+ if (!mgp->fw_multicast_support || mgp->adopted_rx_filter_bug)
return;
/* Disable multicast filtering */
#define PCI_DEVICE_ID_INTEL_E5000_PCIE23 0x25f7
#define PCI_DEVICE_ID_INTEL_E5000_PCIE47 0x25fa
+#define PCI_DEVICE_ID_INTEL_6300ESB_PCIEE1 0x3510
+#define PCI_DEVICE_ID_INTEL_6300ESB_PCIEE4 0x351b
+#define PCI_DEVICE_ID_INTEL_E3000_PCIE 0x2779
+#define PCI_DEVICE_ID_INTEL_E3010_PCIE 0x277a
+#define PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_FIRST 0x140
+#define PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_LAST 0x142
static void myri10ge_select_firmware(struct myri10ge_priv *mgp)
{
((bridge->vendor == PCI_VENDOR_ID_SERVERWORKS
&& bridge->device ==
PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE)
+ /* ServerWorks HT2100 */
+ || (bridge->vendor == PCI_VENDOR_ID_SERVERWORKS
+ && bridge->device >=
+ PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_FIRST
+ && bridge->device <=
+ PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_LAST)
+ /* All Intel E3000/E3010 PCIE ports */
+ || (bridge->vendor == PCI_VENDOR_ID_INTEL
+ && (bridge->device ==
+ PCI_DEVICE_ID_INTEL_E3000_PCIE
+ || bridge->device ==
+ PCI_DEVICE_ID_INTEL_E3010_PCIE))
+ /* All Intel 6310/6311/6321ESB PCIE ports */
+ || (bridge->vendor == PCI_VENDOR_ID_INTEL
+ && bridge->device >=
+ PCI_DEVICE_ID_INTEL_6300ESB_PCIEE1
+ && bridge->device <=
+ PCI_DEVICE_ID_INTEL_6300ESB_PCIEE4)
/* All Intel E5000 PCIE ports */
|| (bridge->vendor == PCI_VENDOR_ID_INTEL
&& bridge->device >=
bridge->vendor, bridge->device);
mgp->tx.boundary = 4096;
mgp->fw_name = myri10ge_fw_aligned;
+ } else if (bridge &&
+ bridge->vendor == PCI_VENDOR_ID_SGI &&
+ bridge->device == 0x4002 /* TIOCE pcie-port */ ) {
+ /* this pcie bridge does not support 4K rdma request */
+ mgp->tx.boundary = 2048;
+ mgp->fw_name = myri10ge_fw_aligned;
}
} else {
if (myri10ge_force_firmware == 1) {
mgp->board_span = pci_resource_len(pdev, 0);
mgp->iomem_base = pci_resource_start(pdev, 0);
mgp->mtrr = -1;
+ mgp->wc_enabled = 0;
#ifdef CONFIG_MTRR
mgp->mtrr = mtrr_add(mgp->iomem_base, mgp->board_span,
MTRR_TYPE_WRCOMB, 1);
+ if (mgp->mtrr >= 0)
+ mgp->wc_enabled = 1;
#endif
/* Hack. need to get rid of these magic numbers */
mgp->sram_size =
dev_info(dev, "%s IRQ %d, tx bndry %d, fw %s, WC %s\n",
(mgp->msi_enabled ? "MSI" : "xPIC"),
netdev->irq, mgp->tx.boundary, mgp->fw_name,
- (mgp->mtrr >= 0 ? "Enabled" : "Disabled"));
+ (mgp->wc_enabled ? "Enabled" : "Disabled"));
return 0;
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