sfc: Use consistent types for interrupt coalescing parameters

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/efx.c

@@ -1556,18 +1556,18 @@ static void efx_remove_all(struct efx_nic *efx)
  *
  **************************************************************************/
 
-static unsigned irq_mod_ticks(int usecs, int resolution)
+static unsigned int irq_mod_ticks(unsigned int usecs, unsigned int resolution)
 {
-	if (usecs <= 0)
-		return 0; /* cannot receive interrupts ahead of time :-) */
+	if (usecs == 0)
+		return 0;
 	if (usecs < resolution)
 		return 1; /* never round down to 0 */
 	return usecs / resolution;
 }
 
 /* Set interrupt moderation parameters */
-void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs, int rx_usecs,
-			     bool rx_adaptive)
+void efx_init_irq_moderation(struct efx_nic *efx, unsigned int tx_usecs,
+			     unsigned int rx_usecs, bool rx_adaptive)
 {
 	struct efx_channel *channel;
 	unsigned tx_ticks = irq_mod_ticks(tx_usecs, EFX_IRQ_MOD_RESOLUTION);

drivers/net/ethernet/sfc/efx.h

@@ -111,8 +111,8 @@ extern int efx_reset_up(struct efx_nic *efx, enum reset_type method, bool ok);
 
 /* Global */
 extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
-extern void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs,
-				    int rx_usecs, bool rx_adaptive);
+extern void efx_init_irq_moderation(struct efx_nic *efx, unsigned int tx_usecs,
+				    unsigned int rx_usecs, bool rx_adaptive);
 
 /* Dummy PHY ops for PHY drivers */
 extern int efx_port_dummy_op_int(struct efx_nic *efx);

drivers/net/ethernet/sfc/ethtool.c

@@ -625,7 +625,8 @@ static int efx_ethtool_set_coalesce(struct net_device *net_dev,
 {
 	struct efx_nic *efx = netdev_priv(net_dev);
 	struct efx_channel *channel;
-	unsigned tx_usecs, rx_usecs, adaptive;
+	unsigned int tx_usecs, rx_usecs;
+	bool adaptive;
 
 	if (coalesce->use_adaptive_tx_coalesce)
 		return -EINVAL;