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Commit 23a4e389 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

nfp: create separate define for max number of vectors 



We are currently using define for max TX rings to allocate IRQ
vectors.  It's OK since the max number of rings for TX and RX
are currently the same, but lets make the code nicer by taking
max of the two.

Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1a1d74d3

drivers/net/ethernet/netronome/nfp/nfp_net.h

+5 −3
Original line number Diff line number Diff line
@@ -87,6 +87,9 @@ 
/* Queue/Ring definitions */

#define NFP_NET_MAX_TX_RINGS	64	/* Max. # of Tx rings per device */

#define NFP_NET_MAX_RX_RINGS	64	/* Max. # of Rx rings per device */

#define NFP_NET_MAX_R_VECS	(NFP_NET_MAX_TX_RINGS > NFP_NET_MAX_RX_RINGS ? \

				 NFP_NET_MAX_TX_RINGS : NFP_NET_MAX_RX_RINGS)

#define NFP_NET_MAX_IRQS	(NFP_NET_NON_Q_VECTORS + NFP_NET_MAX_R_VECS)



#define NFP_NET_MIN_TX_DESCS	256	/* Min. # of Tx descs per ring */

#define NFP_NET_MIN_RX_DESCS	256	/* Min. # of Rx descs per ring */
@@ -539,9 +542,8 @@ struct nfp_net { 


	u8 num_irqs;

	u8 num_r_vecs;

	struct nfp_net_r_vector r_vecs[NFP_NET_MAX_TX_RINGS];

	struct msix_entry irq_entries[NFP_NET_NON_Q_VECTORS +

				      NFP_NET_MAX_TX_RINGS];

	struct nfp_net_r_vector r_vecs[NFP_NET_MAX_R_VECS];

	struct msix_entry irq_entries[NFP_NET_MAX_IRQS];



	irq_handler_t lsc_handler;

	char lsc_name[IFNAMSIZ + 8];