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ixgbe: move set_num_queues and call it after msix failure 

This is partial preparation for a future patch which will extend
ixgbe_set_num_queues

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Jesse Brandeburg 2008-09-11 20:00:29 -07:00 committed by Jeff Garzik
parent 7f8218752a
commit b9804972f5
2 changed files with 45 additions and 45 deletions
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2
drivers/net/ixgbe/ixgbe_ethtool.c
View File

@ -947,7 +947,7 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
}
static struct ethtool_ops ixgbe_ethtool_ops = {
static const struct ethtool_ops ixgbe_ethtool_ops = {
.get_settings = ixgbe_get_settings,
.set_settings = ixgbe_set_settings,
.get_drvinfo = ixgbe_get_drvinfo,

88
drivers/net/ixgbe/ixgbe_main.c
View File

@ -2333,6 +2333,46 @@ static void ixgbe_reset_task(struct work_struct *work)
ixgbe_reinit_locked(adapter);
}
static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
{
int nrq = 1, ntq = 1;
int feature_mask = 0, rss_i, rss_m;
/* Number of supported queues */
switch (adapter->hw.mac.type) {
case ixgbe_mac_82598EB:
rss_i = adapter->ring_feature[RING_F_RSS].indices;
rss_m = 0;
feature_mask |= IXGBE_FLAG_RSS_ENABLED;
switch (adapter->flags & feature_mask) {
case (IXGBE_FLAG_RSS_ENABLED):
rss_m = 0xF;
nrq = rss_i;
ntq = rss_i;
break;
case 0:
default:
rss_i = 0;
rss_m = 0;
nrq = 1;
ntq = 1;
break;
}
adapter->ring_feature[RING_F_RSS].indices = rss_i;
adapter->ring_feature[RING_F_RSS].mask = rss_m;
break;
default:
nrq = 1;
ntq = 1;
break;
}
adapter->num_rx_queues = nrq;
adapter->num_tx_queues = ntq;
}
static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
int vectors)
{
@ -2372,54 +2412,13 @@ static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
kfree(adapter->msix_entries);
adapter->msix_entries = NULL;
adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
adapter->num_tx_queues = 1;
adapter->num_rx_queues = 1;
ixgbe_set_num_queues(adapter);
} else {
adapter->flags |= IXGBE_FLAG_MSIX_ENABLED; /* Woot! */
adapter->num_msix_vectors = vectors;
}
}
static void __devinit ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
{
int nrq, ntq;
int feature_mask = 0, rss_i, rss_m;
/* Number of supported queues */
switch (adapter->hw.mac.type) {
case ixgbe_mac_82598EB:
rss_i = adapter->ring_feature[RING_F_RSS].indices;
rss_m = 0;
feature_mask |= IXGBE_FLAG_RSS_ENABLED;
switch (adapter->flags & feature_mask) {
case (IXGBE_FLAG_RSS_ENABLED):
rss_m = 0xF;
nrq = rss_i;
ntq = rss_i;
break;
case 0:
default:
rss_i = 0;
rss_m = 0;
nrq = 1;
ntq = 1;
break;
}
adapter->ring_feature[RING_F_RSS].indices = rss_i;
adapter->ring_feature[RING_F_RSS].mask = rss_m;
break;
default:
nrq = 1;
ntq = 1;
break;
}
adapter->num_rx_queues = nrq;
adapter->num_tx_queues = ntq;
}
/**
* ixgbe_cache_ring_register - Descriptor ring to register mapping
* @adapter: board private structure to initialize
@ -2482,11 +2481,12 @@ static int __devinit ixgbe_alloc_queues(struct ixgbe_adapter *adapter)
goto err_rx_ring_allocation;
for (i = 0; i < adapter->num_tx_queues; i++) {
adapter->tx_ring[i].count = IXGBE_DEFAULT_TXD;
adapter->tx_ring[i].count = adapter->tx_ring_count;
adapter->tx_ring[i].queue_index = i;
}
for (i = 0; i < adapter->num_rx_queues; i++) {
adapter->rx_ring[i].count = IXGBE_DEFAULT_RXD;
adapter->rx_ring[i].count = adapter->rx_ring_count;
adapter->rx_ring[i].queue_index = i;
}