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path: root/drivers/net/ethernet/sfc/efx.c
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Diffstat (limited to 'drivers/net/ethernet/sfc/efx.c')
-rw-r--r--drivers/net/ethernet/sfc/efx.c92
1 files changed, 0 insertions, 92 deletions
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 8ac299373ee5..4bce5c739974 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -130,98 +130,6 @@ static int efx_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **xdpfs,
/**************************************************************************
*
- * Event queue processing
- *
- *************************************************************************/
-
-/* Create event queue
- * Event queue memory allocations are done only once. If the channel
- * is reset, the memory buffer will be reused; this guards against
- * errors during channel reset and also simplifies interrupt handling.
- */
-int efx_probe_eventq(struct efx_channel *channel)
-{
- struct efx_nic *efx = channel->efx;
- unsigned long entries;
-
- netif_dbg(efx, probe, efx->net_dev,
- "chan %d create event queue\n", channel->channel);
-
- /* Build an event queue with room for one event per tx and rx buffer,
- * plus some extra for link state events and MCDI completions. */
- entries = roundup_pow_of_two(efx->rxq_entries + efx->txq_entries + 128);
- EFX_WARN_ON_PARANOID(entries > EFX_MAX_EVQ_SIZE);
- channel->eventq_mask = max(entries, EFX_MIN_EVQ_SIZE) - 1;
-
- return efx_nic_probe_eventq(channel);
-}
-
-/* Prepare channel's event queue */
-int efx_init_eventq(struct efx_channel *channel)
-{
- struct efx_nic *efx = channel->efx;
- int rc;
-
- EFX_WARN_ON_PARANOID(channel->eventq_init);
-
- netif_dbg(efx, drv, efx->net_dev,
- "chan %d init event queue\n", channel->channel);
-
- rc = efx_nic_init_eventq(channel);
- if (rc == 0) {
- efx->type->push_irq_moderation(channel);
- channel->eventq_read_ptr = 0;
- channel->eventq_init = true;
- }
- return rc;
-}
-
-/* Enable event queue processing and NAPI */
-void efx_start_eventq(struct efx_channel *channel)
-{
- netif_dbg(channel->efx, ifup, channel->efx->net_dev,
- "chan %d start event queue\n", channel->channel);
-
- /* Make sure the NAPI handler sees the enabled flag set */
- channel->enabled = true;
- smp_wmb();
-
- napi_enable(&channel->napi_str);
- efx_nic_eventq_read_ack(channel);
-}
-
-/* Disable event queue processing and NAPI */
-void efx_stop_eventq(struct efx_channel *channel)
-{
- if (!channel->enabled)
- return;
-
- napi_disable(&channel->napi_str);
- channel->enabled = false;
-}
-
-void efx_fini_eventq(struct efx_channel *channel)
-{
- if (!channel->eventq_init)
- return;
-
- netif_dbg(channel->efx, drv, channel->efx->net_dev,
- "chan %d fini event queue\n", channel->channel);
-
- efx_nic_fini_eventq(channel);
- channel->eventq_init = false;
-}
-
-void efx_remove_eventq(struct efx_channel *channel)
-{
- netif_dbg(channel->efx, drv, channel->efx->net_dev,
- "chan %d remove event queue\n", channel->channel);
-
- efx_nic_remove_eventq(channel);
-}
-
-/**************************************************************************
- *
* Channel handling
*
*************************************************************************/