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authorEdward Cree <ecree@solarflare.com>2017-12-18 16:56:19 +0000
committerDavid S. Miller <davem@davemloft.net>2017-12-18 13:07:49 -0500
commit71827443017789da691b402090c6be6138f43157 (patch)
treec4fe0cc5068136d27ea3e19a80a17c4476a69b91 /drivers/net/ethernet/sfc/efx.c
parent03714bbb22ebe00bc07d83c526b16377c67daa3f (diff)
downloadlinux-71827443017789da691b402090c6be6138f43157.tar.gz
linux-71827443017789da691b402090c6be6138f43157.tar.xz
sfc: support VI strides other than 8k
Medford2 can also have 16k or 64k VI stride. This is reported by MCDI in GET_CAPABILITIES, which fortunately is called before the driver does anything sensitive to the VI stride (such as accessing or even allocating VIs past the zeroth). Signed-off-by: Edward Cree <ecree@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/efx.c')
-rw-r--r--drivers/net/ethernet/sfc/efx.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index bbe4ace7dd9d..e50049cba50b 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -27,6 +27,7 @@
#include <net/udp_tunnel.h>
#include "efx.h"
#include "nic.h"
+#include "io.h"
#include "selftest.h"
#include "sriov.h"
@@ -2977,6 +2978,7 @@ static int efx_init_struct(struct efx_nic *efx,
efx->rx_packet_ts_offset =
efx->type->rx_ts_offset - efx->type->rx_prefix_size;
spin_lock_init(&efx->stats_lock);
+ efx->vi_stride = EFX_DEFAULT_VI_STRIDE;
mutex_init(&efx->mac_lock);
efx->phy_op = &efx_dummy_phy_operations;
efx->mdio.dev = net_dev;