diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/efx_channels.c')
-rw-r--r-- | drivers/net/ethernet/sfc/efx_channels.c | 66 |
1 files changed, 34 insertions, 32 deletions
diff --git a/drivers/net/ethernet/sfc/efx_channels.c b/drivers/net/ethernet/sfc/efx_channels.c index 377df8b7f0159..f4919e7ee77b7 100644 --- a/drivers/net/ethernet/sfc/efx_channels.c +++ b/drivers/net/ethernet/sfc/efx_channels.c @@ -46,33 +46,7 @@ module_param(irq_adapt_high_thresh, uint, 0644); MODULE_PARM_DESC(irq_adapt_high_thresh, "Threshold score for increasing IRQ moderation"); -/* This is the weight assigned to each of the (per-channel) virtual - * NAPI devices. - */ -static int napi_weight = 64; - -/*************** - * Housekeeping - ***************/ - -int efx_channel_dummy_op_int(struct efx_channel *channel) -{ - return 0; -} - -void efx_channel_dummy_op_void(struct efx_channel *channel) -{ -} - -static const struct efx_channel_type efx_default_channel_type = { - .pre_probe = efx_channel_dummy_op_int, - .post_remove = efx_channel_dummy_op_void, - .get_name = efx_get_channel_name, - .copy = efx_copy_channel, - .want_txqs = efx_default_channel_want_txqs, - .keep_eventq = false, - .want_pio = true, -}; +static const struct efx_channel_type efx_default_channel_type; /************* * INTERRUPTS @@ -696,7 +670,8 @@ fail: return rc; } -void efx_get_channel_name(struct efx_channel *channel, char *buf, size_t len) +static void efx_get_channel_name(struct efx_channel *channel, char *buf, + size_t len) { struct efx_nic *efx = channel->efx; const char *type; @@ -867,7 +842,9 @@ static void efx_set_xdp_channels(struct efx_nic *efx) int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) { - struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel; + struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel, + *ptp_channel = efx_ptp_channel(efx); + struct efx_ptp_data *ptp_data = efx->ptp_data; unsigned int i, next_buffer_table = 0; u32 old_rxq_entries, old_txq_entries; int rc, rc2; @@ -938,6 +915,7 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) efx_set_xdp_channels(efx); out: + efx->ptp_data = NULL; /* Destroy unused channel structures */ for (i = 0; i < efx->n_channels; i++) { channel = other_channel[i]; @@ -948,6 +926,7 @@ out: } } + efx->ptp_data = ptp_data; rc2 = efx_soft_enable_interrupts(efx); if (rc2) { rc = rc ? rc : rc2; @@ -966,6 +945,7 @@ rollback: efx->txq_entries = old_txq_entries; for (i = 0; i < efx->n_channels; i++) swap(efx->channel[i], other_channel[i]); + efx_ptp_update_channel(efx, ptp_channel); goto out; } @@ -1004,7 +984,7 @@ int efx_set_channels(struct efx_nic *efx) return netif_set_real_num_rx_queues(efx->net_dev, efx->n_rx_channels); } -bool efx_default_channel_want_txqs(struct efx_channel *channel) +static bool efx_default_channel_want_txqs(struct efx_channel *channel) { return channel->channel - channel->efx->tx_channel_offset < channel->efx->n_tx_channels; @@ -1335,8 +1315,7 @@ void efx_init_napi_channel(struct efx_channel *channel) struct efx_nic *efx = channel->efx; channel->napi_dev = efx->net_dev; - netif_napi_add(channel->napi_dev, &channel->napi_str, - efx_poll, napi_weight); + netif_napi_add(channel->napi_dev, &channel->napi_str, efx_poll, 64); } void efx_init_napi(struct efx_nic *efx) @@ -1362,3 +1341,26 @@ void efx_fini_napi(struct efx_nic *efx) efx_for_each_channel(channel, efx) efx_fini_napi_channel(channel); } + +/*************** + * Housekeeping + ***************/ + +static int efx_channel_dummy_op_int(struct efx_channel *channel) +{ + return 0; +} + +void efx_channel_dummy_op_void(struct efx_channel *channel) +{ +} + +static const struct efx_channel_type efx_default_channel_type = { + .pre_probe = efx_channel_dummy_op_int, + .post_remove = efx_channel_dummy_op_void, + .get_name = efx_get_channel_name, + .copy = efx_copy_channel, + .want_txqs = efx_default_channel_want_txqs, + .keep_eventq = false, + .want_pio = true, +}; |