Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Several cases of bug fixes in 'net' overlapping other changes in
'net-next-.

Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 11 insertions, 18 deletions

diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
index c481f104a8fe..5390ae89136c 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -204,17 +204,6 @@ static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring)
 	return num_msgs;
 }
 
-static void xgene_enet_setup_coalescing(struct xgene_enet_desc_ring *ring)
-{
-	u32 data = 0x7777;
-
-	xgene_enet_ring_wr32(ring, CSR_PBM_COAL, 0x8e);
-	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK1, data);
-	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data << 16);
-	xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x40);
-	xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x80);
-}
-
 void xgene_enet_parse_error(struct xgene_enet_desc_ring *ring,
 			    struct xgene_enet_pdata *pdata,
 			    enum xgene_enet_err_code status)
@@ -929,5 +918,4 @@ struct xgene_ring_ops xgene_ring1_ops = {
 	.clear = xgene_enet_clear_ring,
 	.wr_cmd = xgene_enet_wr_cmd,
 	.len = xgene_enet_ring_len,
-	.coalesce = xgene_enet_setup_coalescing,
 };
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h
index 8456337a237d..06e598c8bc16 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h
@@ -55,8 +55,10 @@ enum xgene_enet_rm {
 #define PREFETCH_BUF_EN		BIT(21)
 #define CSR_RING_ID_BUF		0x000c
 #define CSR_PBM_COAL		0x0014
+#define CSR_PBM_CTICK0		0x0018
 #define CSR_PBM_CTICK1		0x001c
 #define CSR_PBM_CTICK2		0x0020
+#define CSR_PBM_CTICK3		0x0024
 #define CSR_THRESHOLD0_SET1	0x0030
 #define CSR_THRESHOLD1_SET1	0x0034
 #define CSR_RING_NE_INT_MODE	0x017c
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
index 3fc7b0db952b..1352b5245fcc 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -1188,7 +1188,8 @@ static int xgene_enet_create_desc_rings(struct net_device *ndev)
 		tx_ring->dst_ring_num = xgene_enet_dst_ring_num(cp_ring);
 	}
 
-	pdata->ring_ops->coalesce(pdata->tx_ring[0]);
+	if (pdata->ring_ops->coalesce)
+		pdata->ring_ops->coalesce(pdata->tx_ring[0]);
 	pdata->tx_qcnt_hi = pdata->tx_ring[0]->slots - 128;
 
 	return 0;
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c
index 2b76732add5d..af51dd5844ce 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c
@@ -30,7 +30,7 @@ static void xgene_enet_ring_init(struct xgene_enet_desc_ring *ring)
 		ring_cfg[0] |= SET_VAL(X2_INTLINE, ring->id & RING_BUFNUM_MASK);
 		ring_cfg[3] |= SET_BIT(X2_DEQINTEN);
 	}
-	ring_cfg[0] |= SET_VAL(X2_CFGCRID, 1);
+	ring_cfg[0] |= SET_VAL(X2_CFGCRID, 2);
 
 	addr >>= 8;
 	ring_cfg[2] |= QCOHERENT | SET_VAL(RINGADDRL, addr);
@@ -192,13 +192,15 @@ static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring)
 
 static void xgene_enet_setup_coalescing(struct xgene_enet_desc_ring *ring)
 {
-	u32 data = 0x7777;
+	u32 data = 0x77777777;
 
 	xgene_enet_ring_wr32(ring, CSR_PBM_COAL, 0x8e);
+	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK0, data);
 	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK1, data);
-	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data << 16);
-	xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x40);
-	xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x80);
+	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data);
+	xgene_enet_ring_wr32(ring, CSR_PBM_CTICK3, data);
+	xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x08);
+	xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x10);
 }
 
 struct xgene_ring_ops xgene_ring2_ops = {