ixgb: use DPRINTK and msglvl, and ethtool to control it
Use DPRINTK and msglvl, and ethtool to control it. Add proper names
to netdev structs and mappings.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h
index c83271b..a687f12 100644
--- a/drivers/net/ixgb/ixgb.h
+++ b/drivers/net/ixgb/ixgb.h
@@ -84,7 +84,12 @@
#define IXGB_DBG(args...)
#endif
-#define IXGB_ERR(args...) printk(KERN_ERR "ixgb: " args)
+#define PFX "ixgb: "
+#define DPRINTK(nlevel, klevel, fmt, args...) \
+ (void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \
+ printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \
+ __FUNCTION__ , ## args))
+
/* TX/RX descriptor defines */
#define DEFAULT_TXD 256
@@ -192,6 +197,7 @@
/* structs defined in ixgb_hw.h */
struct ixgb_hw hw;
+ u16 msg_enable;
struct ixgb_hw_stats stats;
#ifdef CONFIG_PCI_MSI
boolean_t have_msi;
diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c
index f6baf28..560b4b6 100644
--- a/drivers/net/ixgb/ixgb_ethtool.c
+++ b/drivers/net/ixgb/ixgb_ethtool.c
@@ -250,6 +250,19 @@
}
#endif /* NETIF_F_TSO */
+static uint32_t
+ixgb_get_msglevel(struct net_device *netdev)
+{
+ struct ixgb_adapter *adapter = netdev->priv;
+ return adapter->msg_enable;
+}
+
+static void
+ixgb_set_msglevel(struct net_device *netdev, uint32_t data)
+{
+ struct ixgb_adapter *adapter = netdev->priv;
+ adapter->msg_enable = data;
+}
#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
static int
@@ -709,6 +722,8 @@
.set_tx_csum = ixgb_set_tx_csum,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
+ .get_msglevel = ixgb_get_msglevel,
+ .set_msglevel = ixgb_set_msglevel,
#ifdef NETIF_F_TSO
.get_tso = ethtool_op_get_tso,
.set_tso = ixgb_set_tso,
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 0de3ed0..4115bf3 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -150,6 +150,11 @@
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
+#define DEFAULT_DEBUG_LEVEL_SHIFT 3
+static int debug = DEFAULT_DEBUG_LEVEL_SHIFT;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
+
/* some defines for controlling descriptor fetches in h/w */
#define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */
#define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below
@@ -251,7 +256,7 @@
if (!pcix)
adapter->have_msi = FALSE;
else if((err = pci_enable_msi(adapter->pdev))) {
- printk (KERN_ERR
+ DPRINTK(PROBE, ERR,
"Unable to allocate MSI interrupt Error: %d\n", err);
adapter->have_msi = FALSE;
/* proceed to try to request regular interrupt */
@@ -261,8 +266,11 @@
#endif
if((err = request_irq(adapter->pdev->irq, &ixgb_intr,
SA_SHIRQ | SA_SAMPLE_RANDOM,
- netdev->name, netdev)))
+ netdev->name, netdev))) {
+ DPRINTK(PROBE, ERR,
+ "Unable to allocate interrupt Error: %d\n", err);
return err;
+ }
/* disable interrupts and get the hardware into a known state */
IXGB_WRITE_REG(&adapter->hw, IMC, 0xffffffff);
@@ -328,7 +336,7 @@
ixgb_adapter_stop(&adapter->hw);
if(!ixgb_init_hw(&adapter->hw))
- IXGB_DBG("ixgb_init_hw failed.\n");
+ DPRINTK(PROBE, ERR, "ixgb_init_hw failed.\n");
}
/**
@@ -365,7 +373,8 @@
} else {
if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) ||
(err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
- IXGB_ERR("No usable DMA configuration, aborting\n");
+ printk(KERN_ERR
+ "ixgb: No usable DMA configuration, aborting\n");
goto err_dma_mask;
}
pci_using_dac = 0;
@@ -390,6 +399,7 @@
adapter->netdev = netdev;
adapter->pdev = pdev;
adapter->hw.back = adapter;
+ adapter->msg_enable = netif_msg_init(debug, DEFAULT_DEBUG_LEVEL_SHIFT);
mmio_start = pci_resource_start(pdev, BAR_0);
mmio_len = pci_resource_len(pdev, BAR_0);
@@ -430,6 +440,7 @@
netdev->poll_controller = ixgb_netpoll;
#endif
+ strcpy(netdev->name, pci_name(pdev));
netdev->mem_start = mmio_start;
netdev->mem_end = mmio_start + mmio_len;
netdev->base_addr = adapter->hw.io_base;
@@ -461,7 +472,7 @@
/* make sure the EEPROM is good */
if(!ixgb_validate_eeprom_checksum(&adapter->hw)) {
- printk(KERN_ERR "The EEPROM Checksum Is Not Valid\n");
+ DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
err = -EIO;
goto err_eeprom;
}
@@ -470,6 +481,7 @@
memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
if(!is_valid_ether_addr(netdev->perm_addr)) {
+ DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
err = -EIO;
goto err_eeprom;
}
@@ -483,6 +495,7 @@
INIT_WORK(&adapter->tx_timeout_task,
(void (*)(void *))ixgb_tx_timeout_task, netdev);
+ strcpy(netdev->name, "eth%d");
if((err = register_netdev(netdev)))
goto err_register;
@@ -491,8 +504,7 @@
netif_carrier_off(netdev);
netif_stop_queue(netdev);
- printk(KERN_INFO "%s: Intel(R) PRO/10GbE Network Connection\n",
- netdev->name);
+ DPRINTK(PROBE, INFO, "Intel(R) PRO/10GbE Network Connection\n");
ixgb_check_options(adapter);
/* reset the hardware with the new settings */
@@ -573,7 +585,7 @@
hw->mac_type = ixgb_82597;
else {
/* should never have loaded on this device */
- printk(KERN_ERR "ixgb: unsupported device id\n");
+ DPRINTK(PROBE, ERR, "unsupported device id\n");
}
/* enable flow control to be programmed */
@@ -671,6 +683,8 @@
size = sizeof(struct ixgb_buffer) * txdr->count;
txdr->buffer_info = vmalloc(size);
if(!txdr->buffer_info) {
+ DPRINTK(PROBE, ERR,
+ "Unable to allocate transmit descriptor ring memory\n");
return -ENOMEM;
}
memset(txdr->buffer_info, 0, size);
@@ -683,6 +697,8 @@
txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
if(!txdr->desc) {
vfree(txdr->buffer_info);
+ DPRINTK(PROBE, ERR,
+ "Unable to allocate transmit descriptor memory\n");
return -ENOMEM;
}
memset(txdr->desc, 0, txdr->size);
@@ -756,6 +772,8 @@
size = sizeof(struct ixgb_buffer) * rxdr->count;
rxdr->buffer_info = vmalloc(size);
if(!rxdr->buffer_info) {
+ DPRINTK(PROBE, ERR,
+ "Unable to allocate receive descriptor ring\n");
return -ENOMEM;
}
memset(rxdr->buffer_info, 0, size);
@@ -769,6 +787,8 @@
if(!rxdr->desc) {
vfree(rxdr->buffer_info);
+ DPRINTK(PROBE, ERR,
+ "Unable to allocate receive descriptors\n");
return -ENOMEM;
}
memset(rxdr->desc, 0, rxdr->size);
@@ -1118,8 +1138,8 @@
if(adapter->hw.link_up) {
if(!netif_carrier_ok(netdev)) {
- printk(KERN_INFO "ixgb: %s NIC Link is Up %d Mbps %s\n",
- netdev->name, 10000, "Full Duplex");
+ DPRINTK(LINK, INFO,
+ "NIC Link is Up 10000 Mbps Full Duplex\n");
adapter->link_speed = 10000;
adapter->link_duplex = FULL_DUPLEX;
netif_carrier_on(netdev);
@@ -1129,9 +1149,7 @@
if(netif_carrier_ok(netdev)) {
adapter->link_speed = 0;
adapter->link_duplex = 0;
- printk(KERN_INFO
- "ixgb: %s NIC Link is Down\n",
- netdev->name);
+ DPRINTK(LINK, INFO, "NIC Link is Down\n");
netif_carrier_off(netdev);
netif_stop_queue(netdev);
@@ -1529,7 +1547,7 @@
if((max_frame < IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS + ENET_FCS_LENGTH)
|| (max_frame > IXGB_MAX_JUMBO_FRAME_SIZE + ENET_FCS_LENGTH)) {
- IXGB_ERR("Invalid MTU setting\n");
+ DPRINTK(PROBE, ERR, "Invalid MTU setting %d\n", new_mtu);
return -EINVAL;
}