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path: root/drivers/net/ethernet/sfc/siena_sriov.c
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Diffstat (limited to 'drivers/net/ethernet/sfc/siena_sriov.c')
-rw-r--r--drivers/net/ethernet/sfc/siena_sriov.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/siena_sriov.c b/drivers/net/ethernet/sfc/siena_sriov.c
index 9cb3b84ecae9..d49b53dc2a50 100644
--- a/drivers/net/ethernet/sfc/siena_sriov.c
+++ b/drivers/net/ethernet/sfc/siena_sriov.c
@@ -21,6 +21,9 @@
/* Number of longs required to track all the VIs in a VF */
#define VI_MASK_LENGTH BITS_TO_LONGS(1 << EFX_VI_SCALE_MAX)
+/* Maximum number of RX queues supported */
+#define VF_MAX_RX_QUEUES 63
+
/**
* enum efx_vf_tx_filter_mode - TX MAC filtering behaviour
* @VF_TX_FILTER_OFF: Disabled
@@ -578,6 +581,7 @@ static int efx_vfdi_init_rxq(struct efx_vf *vf)
efx_oword_t reg;
if (bad_vf_index(efx, vf_evq) || bad_vf_index(efx, vf_rxq) ||
+ vf_rxq >= VF_MAX_RX_QUEUES ||
bad_buf_count(buf_count, EFX_MAX_DMAQ_SIZE)) {
if (net_ratelimit())
netif_err(efx, hw, efx->net_dev,
@@ -683,6 +687,9 @@ static int efx_vfdi_fini_all_queues(struct efx_vf *vf)
__le32 *rxqs;
int rc;
+ BUILD_BUG_ON(VF_MAX_RX_QUEUES >
+ MC_CMD_FLUSH_RX_QUEUES_IN_QID_OFST_MAXNUM);
+
rxqs = kmalloc(count * sizeof(*rxqs), GFP_KERNEL);
if (rxqs == NULL)
return VFDI_RC_ENOMEM;
@@ -1028,6 +1035,7 @@ efx_sriov_get_channel_name(struct efx_channel *channel, char *buf, size_t len)
static const struct efx_channel_type efx_sriov_channel_type = {
.handle_no_channel = efx_sriov_handle_no_channel,
.pre_probe = efx_sriov_probe_channel,
+ .post_remove = efx_channel_dummy_op_void,
.get_name = efx_sriov_get_channel_name,
/* no copy operation; channel must not be reallocated */
.keep_eventq = true,