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path: root/drivers/net/ethernet/intel/igbvf/ethtool.c
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Diffstat (limited to 'drivers/net/ethernet/intel/igbvf/ethtool.c')
-rw-r--r--drivers/net/ethernet/intel/igbvf/ethtool.c83
1 files changed, 40 insertions, 43 deletions
diff --git a/drivers/net/ethernet/intel/igbvf/ethtool.c b/drivers/net/ethernet/intel/igbvf/ethtool.c
index 2178f87e9f61..c6996feb1cb4 100644
--- a/drivers/net/ethernet/intel/igbvf/ethtool.c
+++ b/drivers/net/ethernet/intel/igbvf/ethtool.c
@@ -13,8 +13,7 @@
more details.
You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ this program; if not, see <http://www.gnu.org/licenses/>.
The full GNU General Public License is included in this distribution in
the file called "COPYING".
@@ -36,7 +35,6 @@
#include "igbvf.h"
#include <linux/if_vlan.h>
-
struct igbvf_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
@@ -74,7 +72,7 @@ static const char igbvf_gstrings_test[][ETH_GSTRING_LEN] = {
#define IGBVF_TEST_LEN ARRAY_SIZE(igbvf_gstrings_test)
static int igbvf_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
+ struct ethtool_cmd *ecmd)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
@@ -111,18 +109,18 @@ static int igbvf_get_settings(struct net_device *netdev,
}
static int igbvf_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
+ struct ethtool_cmd *ecmd)
{
return -EOPNOTSUPP;
}
static void igbvf_get_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
+ struct ethtool_pauseparam *pause)
{
}
static int igbvf_set_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
+ struct ethtool_pauseparam *pause)
{
return -EOPNOTSUPP;
}
@@ -130,12 +128,14 @@ static int igbvf_set_pauseparam(struct net_device *netdev,
static u32 igbvf_get_msglevel(struct net_device *netdev)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
+
return adapter->msg_enable;
}
static void igbvf_set_msglevel(struct net_device *netdev, u32 data)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
+
adapter->msg_enable = data;
}
@@ -146,7 +146,7 @@ static int igbvf_get_regs_len(struct net_device *netdev)
}
static void igbvf_get_regs(struct net_device *netdev,
- struct ethtool_regs *regs, void *p)
+ struct ethtool_regs *regs, void *p)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
@@ -175,19 +175,19 @@ static int igbvf_get_eeprom_len(struct net_device *netdev)
}
static int igbvf_get_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
+ struct ethtool_eeprom *eeprom, u8 *bytes)
{
return -EOPNOTSUPP;
}
static int igbvf_set_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
+ struct ethtool_eeprom *eeprom, u8 *bytes)
{
return -EOPNOTSUPP;
}
static void igbvf_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
+ struct ethtool_drvinfo *drvinfo)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
@@ -201,7 +201,7 @@ static void igbvf_get_drvinfo(struct net_device *netdev,
}
static void igbvf_get_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
+ struct ethtool_ringparam *ring)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct igbvf_ring *tx_ring = adapter->tx_ring;
@@ -214,7 +214,7 @@ static void igbvf_get_ringparam(struct net_device *netdev,
}
static int igbvf_set_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
+ struct ethtool_ringparam *ring)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct igbvf_ring *temp_ring;
@@ -224,12 +224,12 @@ static int igbvf_set_ringparam(struct net_device *netdev,
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
- new_rx_count = max(ring->rx_pending, (u32)IGBVF_MIN_RXD);
- new_rx_count = min(new_rx_count, (u32)IGBVF_MAX_RXD);
+ new_rx_count = max_t(u32, ring->rx_pending, IGBVF_MIN_RXD);
+ new_rx_count = min_t(u32, new_rx_count, IGBVF_MAX_RXD);
new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
- new_tx_count = max(ring->tx_pending, (u32)IGBVF_MIN_TXD);
- new_tx_count = min(new_tx_count, (u32)IGBVF_MAX_TXD);
+ new_tx_count = max_t(u32, ring->tx_pending, IGBVF_MIN_TXD);
+ new_tx_count = min_t(u32, new_tx_count, IGBVF_MAX_TXD);
new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
if ((new_tx_count == adapter->tx_ring->count) &&
@@ -239,7 +239,7 @@ static int igbvf_set_ringparam(struct net_device *netdev,
}
while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
- msleep(1);
+ usleep_range(1000, 2000);
if (!netif_running(adapter->netdev)) {
adapter->tx_ring->count = new_tx_count;
@@ -255,10 +255,9 @@ static int igbvf_set_ringparam(struct net_device *netdev,
igbvf_down(adapter);
- /*
- * We can't just free everything and then setup again,
+ /* We can't just free everything and then setup again,
* because the ISRs in MSI-X mode get passed pointers
- * to the tx and rx ring structs.
+ * to the Tx and Rx ring structs.
*/
if (new_tx_count != adapter->tx_ring->count) {
memcpy(temp_ring, adapter->tx_ring, sizeof(struct igbvf_ring));
@@ -283,7 +282,7 @@ static int igbvf_set_ringparam(struct net_device *netdev,
igbvf_free_rx_resources(adapter->rx_ring);
- memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring));
+ memcpy(adapter->rx_ring, temp_ring, sizeof(struct igbvf_ring));
}
err_setup:
igbvf_up(adapter);
@@ -307,14 +306,13 @@ static int igbvf_link_test(struct igbvf_adapter *adapter, u64 *data)
}
static void igbvf_diag_test(struct net_device *netdev,
- struct ethtool_test *eth_test, u64 *data)
+ struct ethtool_test *eth_test, u64 *data)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
set_bit(__IGBVF_TESTING, &adapter->state);
- /*
- * Link test performed before hardware reset so autoneg doesn't
+ /* Link test performed before hardware reset so autoneg doesn't
* interfere with test result
*/
if (igbvf_link_test(adapter, &data[0]))
@@ -325,20 +323,20 @@ static void igbvf_diag_test(struct net_device *netdev,
}
static void igbvf_get_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
+ struct ethtool_wolinfo *wol)
{
wol->supported = 0;
wol->wolopts = 0;
}
static int igbvf_set_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
+ struct ethtool_wolinfo *wol)
{
return -EOPNOTSUPP;
}
static int igbvf_get_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
+ struct ethtool_coalesce *ec)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
@@ -351,13 +349,13 @@ static int igbvf_get_coalesce(struct net_device *netdev,
}
static int igbvf_set_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
+ struct ethtool_coalesce *ec)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
if ((ec->rx_coalesce_usecs >= IGBVF_MIN_ITR_USECS) &&
- (ec->rx_coalesce_usecs <= IGBVF_MAX_ITR_USECS)) {
+ (ec->rx_coalesce_usecs <= IGBVF_MAX_ITR_USECS)) {
adapter->current_itr = ec->rx_coalesce_usecs << 2;
adapter->requested_itr = 1000000000 /
(adapter->current_itr * 256);
@@ -366,8 +364,7 @@ static int igbvf_set_coalesce(struct net_device *netdev,
adapter->current_itr = IGBVF_START_ITR;
adapter->requested_itr = ec->rx_coalesce_usecs;
} else if (ec->rx_coalesce_usecs == 0) {
- /*
- * The user's desire is to turn off interrupt throttling
+ /* The user's desire is to turn off interrupt throttling
* altogether, but due to HW limitations, we can't do that.
* Instead we set a very small value in EITR, which would
* allow ~967k interrupts per second, but allow the adapter's
@@ -376,8 +373,9 @@ static int igbvf_set_coalesce(struct net_device *netdev,
adapter->current_itr = 4;
adapter->requested_itr = 1000000000 /
(adapter->current_itr * 256);
- } else
+ } else {
return -EINVAL;
+ }
writel(adapter->current_itr,
hw->hw_addr + adapter->rx_ring->itr_register);
@@ -388,15 +386,15 @@ static int igbvf_set_coalesce(struct net_device *netdev,
static int igbvf_nway_reset(struct net_device *netdev)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
+
if (netif_running(netdev))
igbvf_reinit_locked(adapter);
return 0;
}
-
static void igbvf_get_ethtool_stats(struct net_device *netdev,
- struct ethtool_stats *stats,
- u64 *data)
+ struct ethtool_stats *stats,
+ u64 *data)
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
int i;
@@ -404,19 +402,18 @@ static void igbvf_get_ethtool_stats(struct net_device *netdev,
igbvf_update_stats(adapter);
for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) {
char *p = (char *)adapter +
- igbvf_gstrings_stats[i].stat_offset;
+ igbvf_gstrings_stats[i].stat_offset;
char *b = (char *)adapter +
- igbvf_gstrings_stats[i].base_stat_offset;
+ igbvf_gstrings_stats[i].base_stat_offset;
data[i] = ((igbvf_gstrings_stats[i].sizeof_stat ==
- sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) :
- (*(u32 *)p - *(u32 *)b));
+ sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) :
+ (*(u32 *)p - *(u32 *)b));
}
-
}
static int igbvf_get_sset_count(struct net_device *dev, int stringset)
{
- switch(stringset) {
+ switch (stringset) {
case ETH_SS_TEST:
return IGBVF_TEST_LEN;
case ETH_SS_STATS:
@@ -427,7 +424,7 @@ static int igbvf_get_sset_count(struct net_device *dev, int stringset)
}
static void igbvf_get_strings(struct net_device *netdev, u32 stringset,
- u8 *data)
+ u8 *data)
{
u8 *p = data;
int i;