Commit b30cfd24 authored by Iyappan Subramanian's avatar Iyappan Subramanian Committed by David S. Miller

drivers: net: xgene: fix IPv4 forward crash

This patch fixes the crash observed during IPv4 forward test by
setting the drop field in the dbptr.
Signed-off-by: default avatarIyappan Subramanian <isubramanian@apm.com>
Tested-by: default avatarToan Le <toanle@apm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 72eec92a
......@@ -43,6 +43,7 @@ static void xgene_cle_idt_to_hw(u32 dstqid, u32 fpsel,
static void xgene_cle_dbptr_to_hw(struct xgene_enet_pdata *pdata,
struct xgene_cle_dbptr *dbptr, u32 *buf)
{
buf[0] = SET_VAL(CLE_DROP, dbptr->drop);
buf[4] = SET_VAL(CLE_FPSEL, dbptr->fpsel) |
SET_VAL(CLE_DSTQIDL, dbptr->dstqid);
......@@ -412,7 +413,7 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
.branch = {
{
/* IPV4 */
.valid = 0,
.valid = 1,
.next_packet_pointer = 22,
.jump_bw = JMP_FW,
.jump_rel = JMP_ABS,
......@@ -420,7 +421,7 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
.next_node = PKT_PROT_NODE,
.next_branch = 0,
.data = 0x8,
.mask = 0xffff
.mask = 0x0
},
{
.valid = 0,
......@@ -456,7 +457,7 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
.next_node = RSS_IPV4_TCP_NODE,
.next_branch = 0,
.data = 0x0600,
.mask = 0xffff
.mask = 0x00ff
},
{
/* UDP */
......@@ -468,7 +469,7 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
.next_node = RSS_IPV4_UDP_NODE,
.next_branch = 0,
.data = 0x1100,
.mask = 0xffff
.mask = 0x00ff
},
{
.valid = 0,
......@@ -642,7 +643,7 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
{
/* TCP DST Port */
.valid = 0,
.next_packet_pointer = 256,
.next_packet_pointer = 258,
.jump_bw = JMP_FW,
.jump_rel = JMP_ABS,
.operation = EQT,
......
......@@ -83,6 +83,8 @@
#define CLE_TYPE_POS 0
#define CLE_TYPE_LEN 2
#define CLE_DROP_POS 28
#define CLE_DROP_LEN 1
#define CLE_DSTQIDL_POS 25
#define CLE_DSTQIDL_LEN 7
#define CLE_DSTQIDH_POS 0
......
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