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nfp: move RSS indirection table init into a separate function

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We will need to rerun the initialization of the RSS indirection table
after the number of rings is changed.  Move the code to a separate
function.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2016-11-03 17:12:03 +00:00 committed by David S. Miller
parent e31230f926
commit 1e9e10d0c1
1 changed files with 10 additions and 5 deletions
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15
drivers/net/ethernet/netronome/nfp/nfp_net_common.c
View file

@ -2229,6 +2229,15 @@ static void nfp_net_set_rx_mode(struct net_device *netdev)
nn->ctrl = new_ctrl;
}
static void nfp_net_rss_init_itbl(struct nfp_net *nn)
{
int i;
for (i = 0; i < sizeof(nn->rss_itbl); i++)
nn->rss_itbl[i] =
ethtool_rxfh_indir_default(i, nn->num_rx_rings);
}
static int
nfp_net_ring_swap_enable(struct nfp_net *nn,
struct nfp_net_ring_set *rx,
@ -2707,13 +2716,9 @@ void nfp_net_netdev_free(struct nfp_net *nn)
*/
static void nfp_net_rss_init(struct nfp_net *nn)
{
int i;
netdev_rss_key_fill(nn->rss_key, NFP_NET_CFG_RSS_KEY_SZ);
for (i = 0; i < sizeof(nn->rss_itbl); i++)
nn->rss_itbl[i] =
ethtool_rxfh_indir_default(i, nn->num_rx_rings);
nfp_net_rss_init_itbl(nn);
/* Enable IPv4/IPv6 TCP by default */
nn->rss_cfg = NFP_NET_CFG_RSS_IPV4_TCP |