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-rw-r--r--drivers/net/ethernet/broadcom/bgmac.c41
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h1
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.c2
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.h1
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c5
-rw-r--r--drivers/net/ethernet/marvell/mvmdio.c110
-rw-r--r--drivers/net/netconsole.c57
7 files changed, 103 insertions, 114 deletions
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index 7eca5a174733..4f9beed54506 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -277,6 +277,26 @@ static int bgmac_dma_rx_skb_for_slot(struct bgmac *bgmac,
return 0;
}
+static void bgmac_dma_rx_setup_desc(struct bgmac *bgmac,
+ struct bgmac_dma_ring *ring, int desc_idx)
+{
+ struct bgmac_dma_desc *dma_desc = ring->cpu_base + desc_idx;
+ u32 ctl0 = 0, ctl1 = 0;
+
+ if (desc_idx == ring->num_slots - 1)
+ ctl0 |= BGMAC_DESC_CTL0_EOT;
+ ctl1 |= BGMAC_RX_BUF_SIZE & BGMAC_DESC_CTL1_LEN;
+ /* Is there any BGMAC device that requires extension? */
+ /* ctl1 |= (addrext << B43_DMA64_DCTL1_ADDREXT_SHIFT) &
+ * B43_DMA64_DCTL1_ADDREXT_MASK;
+ */
+
+ dma_desc->addr_low = cpu_to_le32(lower_32_bits(ring->slots[desc_idx].dma_addr));
+ dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[desc_idx].dma_addr));
+ dma_desc->ctl0 = cpu_to_le32(ctl0);
+ dma_desc->ctl1 = cpu_to_le32(ctl1);
+}
+
static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring,
int weight)
{
@@ -503,8 +523,6 @@ err_dma_free:
static void bgmac_dma_init(struct bgmac *bgmac)
{
struct bgmac_dma_ring *ring;
- struct bgmac_dma_desc *dma_desc;
- u32 ctl0, ctl1;
int i;
for (i = 0; i < BGMAC_MAX_TX_RINGS; i++) {
@@ -537,23 +555,8 @@ static void bgmac_dma_init(struct bgmac *bgmac)
if (ring->unaligned)
bgmac_dma_rx_enable(bgmac, ring);
- for (j = 0, dma_desc = ring->cpu_base; j < ring->num_slots;
- j++, dma_desc++) {
- ctl0 = ctl1 = 0;
-
- if (j == ring->num_slots - 1)
- ctl0 |= BGMAC_DESC_CTL0_EOT;
- ctl1 |= BGMAC_RX_BUF_SIZE & BGMAC_DESC_CTL1_LEN;
- /* Is there any BGMAC device that requires extension? */
- /* ctl1 |= (addrext << B43_DMA64_DCTL1_ADDREXT_SHIFT) &
- * B43_DMA64_DCTL1_ADDREXT_MASK;
- */
-
- dma_desc->addr_low = cpu_to_le32(lower_32_bits(ring->slots[j].dma_addr));
- dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[j].dma_addr));
- dma_desc->ctl0 = cpu_to_le32(ctl0);
- dma_desc->ctl1 = cpu_to_le32(ctl1);
- }
+ for (j = 0; j < ring->num_slots; j++)
+ bgmac_dma_rx_setup_desc(bgmac, ring, j);
bgmac_write(bgmac, ring->mmio_base + BGMAC_DMA_RX_INDEX,
ring->index_base +
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index b2765ebb0268..2c88ac295eea 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -470,7 +470,6 @@ struct be_adapter {
u32 rx_fc; /* Rx flow control */
u32 tx_fc; /* Tx flow control */
bool stats_cmd_sent;
- u32 if_type;
struct {
u32 size;
u32 total_size;
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 2d554366b342..7fb0edfe3d24 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -522,7 +522,7 @@ static u16 be_POST_stage_get(struct be_adapter *adapter)
return sem & POST_STAGE_MASK;
}
-int lancer_wait_ready(struct be_adapter *adapter)
+static int lancer_wait_ready(struct be_adapter *adapter)
{
#define SLIPORT_READY_TIMEOUT 30
u32 sliport_status;
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index 88708372d5e5..edf3e8a0ff83 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -2053,7 +2053,6 @@ int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter,
int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter,
struct be_dma_mem *cmd,
struct be_fat_conf_params *cfgs);
-int lancer_wait_ready(struct be_adapter *adapter);
int lancer_physdev_ctrl(struct be_adapter *adapter, u32 mask);
int lancer_initiate_dump(struct be_adapter *adapter);
bool dump_present(struct be_adapter *adapter);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 03e0c74f2516..8080a1a5cee7 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -4095,11 +4095,6 @@ static int be_roce_map_pci_bars(struct be_adapter *adapter)
static int be_map_pci_bars(struct be_adapter *adapter)
{
u8 __iomem *addr;
- u32 sli_intf;
-
- pci_read_config_dword(adapter->pdev, SLI_INTF_REG_OFFSET, &sli_intf);
- adapter->if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >>
- SLI_INTF_IF_TYPE_SHIFT;
if (BEx_chip(adapter) && be_physfn(adapter)) {
adapter->csr = pci_iomap(adapter->pdev, 2, 0);
diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
index e2f662660313..7354960b583b 100644
--- a/drivers/net/ethernet/marvell/mvmdio.c
+++ b/drivers/net/ethernet/marvell/mvmdio.c
@@ -4,11 +4,9 @@
* Since the MDIO interface of Marvell network interfaces is shared
* between all network interfaces, having a single driver allows to
* handle concurrent accesses properly (you may have four Ethernet
- * ports, but they in fact share the same SMI interface to access the
- * MDIO bus). Moreover, this MDIO interface code is similar between
- * the mv643xx_eth driver and the mvneta driver. For now, it is only
- * used by the mvneta driver, but it could later be used by the
- * mv643xx_eth driver as well.
+ * ports, but they in fact share the same SMI interface to access
+ * the MDIO bus). This driver is currently used by the mvneta and
+ * mv643xx_eth drivers.
*
* Copyright (C) 2012 Marvell
*
@@ -44,6 +42,15 @@
#define MVMDIO_ERR_INT_SMI_DONE 0x00000010
#define MVMDIO_ERR_INT_MASK 0x0080
+/*
+ * SMI Timeout measurements:
+ * - Kirkwood 88F6281 (Globalscale Dreamplug): 45us to 95us (Interrupt)
+ * - Armada 370 (Globalscale Mirabox): 41us to 43us (Polled)
+ */
+#define MVMDIO_SMI_TIMEOUT 1000 /* 1000us = 1ms */
+#define MVMDIO_SMI_POLL_INTERVAL_MIN 45
+#define MVMDIO_SMI_POLL_INTERVAL_MAX 55
+
struct orion_mdio_dev {
struct mutex lock;
void __iomem *regs;
@@ -68,77 +75,68 @@ static int orion_mdio_smi_is_done(struct orion_mdio_dev *dev)
static int orion_mdio_wait_ready(struct mii_bus *bus)
{
struct orion_mdio_dev *dev = bus->priv;
- int count;
-
- if (dev->err_interrupt <= 0) {
- count = 0;
- while (1) {
- if (orion_mdio_smi_is_done(dev))
- break;
-
- if (count > 100) {
- dev_err(bus->parent,
- "Timeout: SMI busy for too long\n");
- return -ETIMEDOUT;
- }
-
- udelay(10);
- count++;
- }
- } else {
- if (!orion_mdio_smi_is_done(dev)) {
+ unsigned long timeout = usecs_to_jiffies(MVMDIO_SMI_TIMEOUT);
+ unsigned long end = jiffies + timeout;
+ int timedout = 0;
+
+ while (1) {
+ if (orion_mdio_smi_is_done(dev))
+ return 0;
+ else if (timedout)
+ break;
+
+ if (dev->err_interrupt <= 0) {
+ usleep_range(MVMDIO_SMI_POLL_INTERVAL_MIN,
+ MVMDIO_SMI_POLL_INTERVAL_MAX);
+
+ if (time_is_before_jiffies(end))
+ ++timedout;
+ } else {
wait_event_timeout(dev->smi_busy_wait,
- orion_mdio_smi_is_done(dev),
- msecs_to_jiffies(100));
- if (!orion_mdio_smi_is_done(dev))
- return -ETIMEDOUT;
- }
+ orion_mdio_smi_is_done(dev),
+ timeout);
+
+ ++timedout;
+ }
}
- return 0;
+ dev_err(bus->parent, "Timeout: SMI busy for too long\n");
+ return -ETIMEDOUT;
}
static int orion_mdio_read(struct mii_bus *bus, int mii_id,
int regnum)
{
struct orion_mdio_dev *dev = bus->priv;
- int count;
u32 val;
int ret;
mutex_lock(&dev->lock);
ret = orion_mdio_wait_ready(bus);
- if (ret < 0) {
- mutex_unlock(&dev->lock);
- return ret;
- }
+ if (ret < 0)
+ goto out;
writel(((mii_id << MVMDIO_SMI_PHY_ADDR_SHIFT) |
(regnum << MVMDIO_SMI_PHY_REG_SHIFT) |
MVMDIO_SMI_READ_OPERATION),
dev->regs);
- /* Wait for the value to become available */
- count = 0;
- while (1) {
- val = readl(dev->regs);
- if (val & MVMDIO_SMI_READ_VALID)
- break;
-
- if (count > 100) {
- dev_err(bus->parent, "Timeout when reading PHY\n");
- mutex_unlock(&dev->lock);
- return -ETIMEDOUT;
- }
+ ret = orion_mdio_wait_ready(bus);
+ if (ret < 0)
+ goto out;
- udelay(10);
- count++;
+ val = readl(dev->regs);
+ if (!(val & MVMDIO_SMI_READ_VALID)) {
+ dev_err(bus->parent, "SMI bus read not valid\n");
+ ret = -ENODEV;
+ goto out;
}
+ ret = val & 0xFFFF;
+out:
mutex_unlock(&dev->lock);
-
- return val & 0xFFFF;
+ return ret;
}
static int orion_mdio_write(struct mii_bus *bus, int mii_id,
@@ -150,10 +148,8 @@ static int orion_mdio_write(struct mii_bus *bus, int mii_id,
mutex_lock(&dev->lock);
ret = orion_mdio_wait_ready(bus);
- if (ret < 0) {
- mutex_unlock(&dev->lock);
- return ret;
- }
+ if (ret < 0)
+ goto out;
writel(((mii_id << MVMDIO_SMI_PHY_ADDR_SHIFT) |
(regnum << MVMDIO_SMI_PHY_REG_SHIFT) |
@@ -161,9 +157,9 @@ static int orion_mdio_write(struct mii_bus *bus, int mii_id,
(value << MVMDIO_SMI_DATA_SHIFT)),
dev->regs);
+out:
mutex_unlock(&dev->lock);
-
- return 0;
+ return ret;
}
static int orion_mdio_reset(struct mii_bus *bus)
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index adeee615dd19..a8ef4c4b94be 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -34,6 +34,8 @@
*
****************************************************************/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/module.h>
@@ -319,8 +321,8 @@ static ssize_t store_enabled(struct netconsole_target *nt,
if (enabled < 0 || enabled > 1)
return -EINVAL;
if (enabled == nt->enabled) {
- printk(KERN_INFO "netconsole: network logging has already %s\n",
- nt->enabled ? "started" : "stopped");
+ pr_info("network logging has already %s\n",
+ nt->enabled ? "started" : "stopped");
return -EINVAL;
}
@@ -339,7 +341,7 @@ static ssize_t store_enabled(struct netconsole_target *nt,
return err;
}
- printk(KERN_INFO "netconsole: network logging started\n");
+ pr_info("network logging started\n");
} else { /* 0 */
netpoll_cleanup(&nt->np);
@@ -358,9 +360,8 @@ static ssize_t store_dev_name(struct netconsole_target *nt,
size_t len;
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -381,9 +382,8 @@ static ssize_t store_local_port(struct netconsole_target *nt,
int rv;
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -400,9 +400,8 @@ static ssize_t store_remote_port(struct netconsole_target *nt,
int rv;
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -417,9 +416,8 @@ static ssize_t store_local_ip(struct netconsole_target *nt,
size_t count)
{
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -427,7 +425,7 @@ static ssize_t store_local_ip(struct netconsole_target *nt,
const char *end;
if (in6_pton(buf, count, nt->np.local_ip.in6.s6_addr, -1, &end) > 0) {
if (*end && *end != '\n') {
- printk(KERN_ERR "netconsole: invalid IPv6 address at: <%c>\n", *end);
+ pr_err("invalid IPv6 address at: <%c>\n", *end);
return -EINVAL;
}
nt->np.ipv6 = true;
@@ -448,9 +446,8 @@ static ssize_t store_remote_ip(struct netconsole_target *nt,
size_t count)
{
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -458,7 +455,7 @@ static ssize_t store_remote_ip(struct netconsole_target *nt,
const char *end;
if (in6_pton(buf, count, nt->np.remote_ip.in6.s6_addr, -1, &end) > 0) {
if (*end && *end != '\n') {
- printk(KERN_ERR "netconsole: invalid IPv6 address at: <%c>\n", *end);
+ pr_err("invalid IPv6 address at: <%c>\n", *end);
return -EINVAL;
}
nt->np.ipv6 = true;
@@ -481,9 +478,8 @@ static ssize_t store_remote_mac(struct netconsole_target *nt,
u8 remote_mac[ETH_ALEN];
if (nt->enabled) {
- printk(KERN_ERR "netconsole: target (%s) is enabled, "
- "disable to update parameters\n",
- config_item_name(&nt->item));
+ pr_err("target (%s) is enabled, disable to update parameters\n",
+ config_item_name(&nt->item));
return -EINVAL;
}
@@ -704,19 +700,20 @@ restart:
}
spin_unlock_irqrestore(&target_list_lock, flags);
if (stopped) {
- printk(KERN_INFO "netconsole: network logging stopped on "
- "interface %s as it ", dev->name);
+ const char *msg = "had an event";
switch (event) {
case NETDEV_UNREGISTER:
- printk(KERN_CONT "unregistered\n");
+ msg = "unregistered";
break;
case NETDEV_RELEASE:
- printk(KERN_CONT "released slaves\n");
+ msg = "released slaves";
break;
case NETDEV_JOIN:
- printk(KERN_CONT "is joining a master device\n");
+ msg = "is joining a master device";
break;
}
+ pr_info("network logging stopped on interface %s as it %s\n",
+ dev->name, msg);
}
done:
@@ -802,7 +799,7 @@ static int __init init_netconsole(void)
goto undonotifier;
register_console(&netconsole);
- printk(KERN_INFO "netconsole: network logging started\n");
+ pr_info("network logging started\n");
return err;
@@ -810,7 +807,7 @@ undonotifier:
unregister_netdevice_notifier(&netconsole_netdev_notifier);
fail:
- printk(KERN_ERR "netconsole: cleaning up\n");
+ pr_err("cleaning up\n");
/*
* Remove all targets and destroy them (only targets created
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-10 14:19:36 +0000