diff options
| author | Jakub Kicinski | 2016-10-31 20:43:21 +0000 |
|---|---|---|
| committer | David S. Miller | 2016-11-01 11:05:00 -0400 |
| commit | b33ae997a362d64a1178be17804c2c3899770a4b (patch) | |
| tree | b7c04165cd3645ae541b6018080b109ac6afdf51 /drivers/net | |
| parent | 4b27a1eb7b83da956c3939869ed22f5ca0e1f1e1 (diff) | |
nfp: replace num_irqs with max_r_vecs
num_irqs is not used anywhere, replace it with max_r_vecs which holds
number of allocated RX/TX vectors and is going to be useful soon.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net.h | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 14 |
2 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index 0ea6ebd329cf..e8713254786b 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -456,7 +456,7 @@ struct nfp_stat_pair { * @rxd_cnt: Size of the RX ring in number of descriptors * @tx_rings: Array of pre-allocated TX ring structures * @rx_rings: Array of pre-allocated RX ring structures - * @num_irqs: Number of allocated interrupt vectors + * @max_r_vecs: Number of allocated interrupt vectors for RX/TX * @num_r_vecs: Number of used ring vectors * @r_vecs: Pre-allocated array of ring vectors * @irq_entries: Pre-allocated array of MSI-X entries @@ -540,7 +540,7 @@ struct nfp_net { int txd_cnt; int rxd_cnt; - unsigned int num_irqs; + unsigned int max_r_vecs; unsigned int num_r_vecs; struct nfp_net_r_vector r_vecs[NFP_NET_MAX_R_VECS]; struct msix_entry irq_entries[NFP_NET_MAX_IRQS]; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index f26c3927746f..4b866fc874b6 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -316,22 +316,24 @@ static int nfp_net_msix_alloc(struct nfp_net *nn, int nr_vecs) int nfp_net_irqs_alloc(struct nfp_net *nn) { int wanted_irqs; + unsigned int n; wanted_irqs = nn->num_r_vecs + NFP_NET_NON_Q_VECTORS; - nn->num_irqs = nfp_net_msix_alloc(nn, wanted_irqs); - if (nn->num_irqs == 0) { + n = nfp_net_msix_alloc(nn, wanted_irqs); + if (n == 0) { nn_err(nn, "Failed to allocate MSI-X IRQs\n"); return 0; } - nn->num_r_vecs = nn->num_irqs - NFP_NET_NON_Q_VECTORS; + nn->max_r_vecs = n - NFP_NET_NON_Q_VECTORS; + nn->num_r_vecs = nn->max_r_vecs; - if (nn->num_irqs < wanted_irqs) + if (n < wanted_irqs) nn_warn(nn, "Unable to allocate %d vectors. Got %d instead\n", - wanted_irqs, nn->num_irqs); + wanted_irqs, n); - return nn->num_irqs; + return n; } /** |