bnx2x: Support for managing RX indirection table
Support fetching and retrieving RX indirection table via ethtool.
Signed-off-by: Tom Herbert <therbert@google.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index c238c4d..6c7745e 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -4254,7 +4254,7 @@
min_t(int, MAX_SP_DESC_CNT - MAX_SPQ_PENDING, NUM_EQ_DESC) - 1);
}
-static void bnx2x_init_ind_table(struct bnx2x *bp)
+void bnx2x_push_indir_table(struct bnx2x *bp)
{
int func = BP_FUNC(bp);
int i;
@@ -4262,13 +4262,20 @@
if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
return;
- DP(NETIF_MSG_IFUP,
- "Initializing indirection table multi_mode %d\n", bp->multi_mode);
for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
REG_WR8(bp, BAR_TSTRORM_INTMEM +
TSTORM_INDIRECTION_TABLE_OFFSET(func) + i,
- bp->fp->cl_id + (i % (bp->num_queues -
- NONE_ETH_CONTEXT_USE)));
+ bp->fp->cl_id + bp->rx_indir_table[i]);
+}
+
+static void bnx2x_init_ind_table(struct bnx2x *bp)
+{
+ int i;
+
+ for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
+ bp->rx_indir_table[i] = i % BNX2X_NUM_ETH_QUEUES(bp);
+
+ bnx2x_push_indir_table(bp);
}
void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
@@ -6016,6 +6023,8 @@
BNX2X_PCI_FREE(bp->eq_ring, bp->eq_mapping,
BCM_PAGE_SIZE * NUM_EQ_PAGES);
+ BNX2X_FREE(bp->rx_indir_table);
+
#undef BNX2X_PCI_FREE
#undef BNX2X_KFREE
}
@@ -6146,6 +6155,9 @@
/* EQ */
BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping,
BCM_PAGE_SIZE * NUM_EQ_PAGES);
+
+ BNX2X_ALLOC(bp->rx_indir_table, sizeof(bp->rx_indir_table[0]) *
+ TSTORM_INDIRECTION_TABLE_SIZE);
return 0;
alloc_mem_err: