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e1000e: resolve -Wunused-parameter compile warnings
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Remove the unused parameter when possible, otherwise use __always_unused
attribute.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Bruce Allan authored and Jeff Kirsher committed Feb 1, 2013
1 parent 9e01990 commit 8bb6286
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Showing 6 changed files with 31 additions and 33 deletions.
16 changes: 9 additions & 7 deletions drivers/net/ethernet/intel/e1000e/ethtool.c
Original file line number Diff line number Diff line change
Expand Up @@ -418,7 +418,7 @@ static void e1000_set_msglevel(struct net_device *netdev, u32 data)
adapter->msg_enable = data;
}

static int e1000_get_regs_len(struct net_device *netdev)
static int e1000_get_regs_len(struct net_device __always_unused *netdev)
{
#define E1000_REGS_LEN 32 /* overestimate */
return E1000_REGS_LEN * sizeof(u32);
Expand Down Expand Up @@ -934,7 +934,7 @@ static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
return *data;
}

static irqreturn_t e1000_test_intr(int irq, void *data)
static irqreturn_t e1000_test_intr(int __always_unused irq, void *data)
{
struct net_device *netdev = (struct net_device *) data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -1705,7 +1705,8 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
return *data;
}

static int e1000e_get_sset_count(struct net_device *netdev, int sset)
static int e1000e_get_sset_count(struct net_device __always_unused *netdev,
int sset)
{
switch (sset) {
case ETH_SS_TEST:
Expand Down Expand Up @@ -1968,7 +1969,7 @@ static int e1000_nway_reset(struct net_device *netdev)
}

static void e1000_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats,
struct ethtool_stats __always_unused *stats,
u64 *data)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -1997,8 +1998,8 @@ static void e1000_get_ethtool_stats(struct net_device *netdev,
}
}

static void e1000_get_strings(struct net_device *netdev, u32 stringset,
u8 *data)
static void e1000_get_strings(struct net_device __always_unused *netdev,
u32 stringset, u8 *data)
{
u8 *p = data;
int i;
Expand All @@ -2018,7 +2019,8 @@ static void e1000_get_strings(struct net_device *netdev, u32 stringset,
}

static int e1000_get_rxnfc(struct net_device *netdev,
struct ethtool_rxnfc *info, u32 *rule_locs)
struct ethtool_rxnfc *info,
u32 __always_unused *rule_locs)
{
info->data = 0;

Expand Down
4 changes: 2 additions & 2 deletions drivers/net/ethernet/intel/e1000e/ich8lan.c
Original file line number Diff line number Diff line change
Expand Up @@ -1082,7 +1082,7 @@ static DEFINE_MUTEX(nvm_mutex);
*
* Acquires the mutex for performing NVM operations.
**/
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw __always_unused *hw)
{
mutex_lock(&nvm_mutex);

Expand All @@ -1095,7 +1095,7 @@ static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
*
* Releases the mutex used while performing NVM operations.
**/
static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
static void e1000_release_nvm_ich8lan(struct e1000_hw __always_unused *hw)
{
mutex_unlock(&nvm_mutex);
}
Expand Down
4 changes: 2 additions & 2 deletions drivers/net/ethernet/intel/e1000e/mac.c
Original file line number Diff line number Diff line change
Expand Up @@ -1356,8 +1356,8 @@ s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed,
* Sets the speed and duplex to gigabit full duplex (the only possible option)
* for fiber/serdes links.
**/
s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed,
u16 *duplex)
s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw __always_unused
*hw, u16 *speed, u16 *duplex)
{
*speed = SPEED_1000;
*duplex = FULL_DUPLEX;
Expand Down
33 changes: 14 additions & 19 deletions drivers/net/ethernet/intel/e1000e/netdev.c
Original file line number Diff line number Diff line change
Expand Up @@ -1747,7 +1747,7 @@ static void e1000e_downshift_workaround(struct work_struct *work)
* @irq: interrupt number
* @data: pointer to a network interface device structure
**/
static irqreturn_t e1000_intr_msi(int irq, void *data)
static irqreturn_t e1000_intr_msi(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -1813,7 +1813,7 @@ static irqreturn_t e1000_intr_msi(int irq, void *data)
* @irq: interrupt number
* @data: pointer to a network interface device structure
**/
static irqreturn_t e1000_intr(int irq, void *data)
static irqreturn_t e1000_intr(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -1888,7 +1888,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
return IRQ_HANDLED;
}

static irqreturn_t e1000_msix_other(int irq, void *data)
static irqreturn_t e1000_msix_other(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -1920,8 +1920,7 @@ static irqreturn_t e1000_msix_other(int irq, void *data)
return IRQ_HANDLED;
}


static irqreturn_t e1000_intr_msix_tx(int irq, void *data)
static irqreturn_t e1000_intr_msix_tx(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand All @@ -1939,7 +1938,7 @@ static irqreturn_t e1000_intr_msix_tx(int irq, void *data)
return IRQ_HANDLED;
}

static irqreturn_t e1000_intr_msix_rx(int irq, void *data)
static irqreturn_t e1000_intr_msix_rx(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -2496,9 +2495,7 @@ void e1000e_free_rx_resources(struct e1000_ring *rx_ring)
* while increasing bulk throughput. This functionality is controlled
* by the InterruptThrottleRate module parameter.
**/
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
u16 itr_setting, int packets,
int bytes)
static unsigned int e1000_update_itr(u16 itr_setting, int packets, int bytes)
{
unsigned int retval = itr_setting;

Expand Down Expand Up @@ -2558,18 +2555,16 @@ static void e1000_set_itr(struct e1000_adapter *adapter)
goto set_itr_now;
}

adapter->tx_itr = e1000_update_itr(adapter,
adapter->tx_itr,
adapter->total_tx_packets,
adapter->total_tx_bytes);
adapter->tx_itr = e1000_update_itr(adapter->tx_itr,
adapter->total_tx_packets,
adapter->total_tx_bytes);
/* conservative mode (itr 3) eliminates the lowest_latency setting */
if (adapter->itr_setting == 3 && adapter->tx_itr == lowest_latency)
adapter->tx_itr = low_latency;

adapter->rx_itr = e1000_update_itr(adapter,
adapter->rx_itr,
adapter->total_rx_packets,
adapter->total_rx_bytes);
adapter->rx_itr = e1000_update_itr(adapter->rx_itr,
adapter->total_rx_packets,
adapter->total_rx_bytes);
/* conservative mode (itr 3) eliminates the lowest_latency setting */
if (adapter->itr_setting == 3 && adapter->rx_itr == lowest_latency)
adapter->rx_itr = low_latency;
Expand Down Expand Up @@ -4115,7 +4110,7 @@ static int e1000_sw_init(struct e1000_adapter *adapter)
* @irq: interrupt number
* @data: pointer to a network interface device structure
**/
static irqreturn_t e1000_intr_msi_test(int irq, void *data)
static irqreturn_t e1000_intr_msi_test(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down Expand Up @@ -6249,7 +6244,7 @@ static void e1000_shutdown(struct pci_dev *pdev)

#ifdef CONFIG_NET_POLL_CONTROLLER

static irqreturn_t e1000_intr_msix(int irq, void *data)
static irqreturn_t e1000_intr_msix(int __always_unused irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
Expand Down
2 changes: 1 addition & 1 deletion drivers/net/ethernet/intel/e1000e/phy.c
Original file line number Diff line number Diff line change
Expand Up @@ -2178,7 +2178,7 @@ s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw)
* Generic function to wait 10 milli-seconds for configuration to complete
* and return success.
**/
s32 e1000e_get_cfg_done_generic(struct e1000_hw *hw)
s32 e1000e_get_cfg_done_generic(struct e1000_hw __always_unused *hw)
{
mdelay(10);

Expand Down
5 changes: 3 additions & 2 deletions drivers/net/ethernet/intel/e1000e/ptp.c
Original file line number Diff line number Diff line change
Expand Up @@ -165,8 +165,9 @@ static int e1000e_phc_settime(struct ptp_clock_info *ptp,
* Enable (or disable) ancillary features of the PHC subsystem.
* Currently, no ancillary features are supported.
**/
static int e1000e_phc_enable(struct ptp_clock_info *ptp,
struct ptp_clock_request *request, int on)
static int e1000e_phc_enable(struct ptp_clock_info __always_unused *ptp,
struct ptp_clock_request __always_unused *request,
int __always_unused on)
{
return -EOPNOTSUPP;
}
Expand Down

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