drivers: net: xgene: Add support for Jumbo frame

This patch adds support for jumbo frame, by allocating additional buffer (page) pool and configuring the hardware. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: Quan Nguyen <qnguyen@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Dec 3, 2016 · a9380b0 · a9380b0
1 parent d6d4896
commit a9380b0
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Showing 6 changed files with 311 additions and 25 deletions.
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -679,6 +679,9 @@ static void xgene_gport_shutdown(struct xgene_enet_pdata *pdata)
 	for (i = 0; i < pdata->rxq_cnt; i++) {
 		ring = pdata->rx_ring[i]->buf_pool;
 		pb |= BIT(xgene_enet_get_fpsel(ring->id));
+		ring = pdata->rx_ring[i]->page_pool;
+		if (ring)
+			pb |= BIT(xgene_enet_get_fpsel(ring->id));
 
 	}
 	xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIFPRESET_ADDR, pb);