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bnx2x: use FW 7.8.17
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Update appropriate HSI files and adapt driver accordingly.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Dmitry Kravkov authored and David S. Miller committed Mar 12, 2013
1 parent 82594f8 commit 9122679
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Showing 7 changed files with 338 additions and 147 deletions.
2 changes: 1 addition & 1 deletion drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
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Original file line number Diff line number Diff line change
Expand Up @@ -729,7 +729,7 @@ struct bnx2x_fastpath {
#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
skb->csum_offset))

#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
#define pbd_tcp_flags(tcp_hdr) (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)

#define XMIT_PLAIN 0
#define XMIT_CSUM_V4 0x1
Expand Down
122 changes: 59 additions & 63 deletions drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -3086,23 +3086,22 @@ int bnx2x_poll(struct napi_struct *napi, int budget)
* to ease the pain of our fellow microcode engineers
* we use one mapping for both BDs
*/
static noinline u16 bnx2x_tx_split(struct bnx2x *bp,
struct bnx2x_fp_txdata *txdata,
struct sw_tx_bd *tx_buf,
struct eth_tx_start_bd **tx_bd, u16 hlen,
u16 bd_prod, int nbd)
static u16 bnx2x_tx_split(struct bnx2x *bp,
struct bnx2x_fp_txdata *txdata,
struct sw_tx_bd *tx_buf,
struct eth_tx_start_bd **tx_bd, u16 hlen,
u16 bd_prod)
{
struct eth_tx_start_bd *h_tx_bd = *tx_bd;
struct eth_tx_bd *d_tx_bd;
dma_addr_t mapping;
int old_len = le16_to_cpu(h_tx_bd->nbytes);

/* first fix first BD */
h_tx_bd->nbd = cpu_to_le16(nbd);
h_tx_bd->nbytes = cpu_to_le16(hlen);

DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d (%x:%x) nbd %d\n",
h_tx_bd->nbytes, h_tx_bd->addr_hi, h_tx_bd->addr_lo, h_tx_bd->nbd);
DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d (%x:%x)\n",
h_tx_bd->nbytes, h_tx_bd->addr_hi, h_tx_bd->addr_lo);

/* now get a new data BD
* (after the pbd) and fill it */
Expand Down Expand Up @@ -3131,7 +3130,7 @@ static noinline u16 bnx2x_tx_split(struct bnx2x *bp,

#define bswab32(b32) ((__force __le32) swab32((__force __u32) (b32)))
#define bswab16(b16) ((__force __le16) swab16((__force __u16) (b16)))
static inline __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix)
static __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix)
{
__sum16 tsum = (__force __sum16) csum;

Expand All @@ -3146,7 +3145,7 @@ static inline __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix)
return bswab16(tsum);
}

static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb)
static u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb)
{
u32 rc;

Expand Down Expand Up @@ -3254,8 +3253,8 @@ static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb,
}
#endif

static inline void bnx2x_set_pbd_gso_e2(struct sk_buff *skb, u32 *parsing_data,
u32 xmit_type)
static void bnx2x_set_pbd_gso_e2(struct sk_buff *skb, u32 *parsing_data,
u32 xmit_type)
{
*parsing_data |= (skb_shinfo(skb)->gso_size <<
ETH_TX_PARSE_BD_E2_LSO_MSS_SHIFT) &
Expand All @@ -3272,13 +3271,13 @@ static inline void bnx2x_set_pbd_gso_e2(struct sk_buff *skb, u32 *parsing_data,
* @pbd: parse BD
* @xmit_type: xmit flags
*/
static inline void bnx2x_set_pbd_gso(struct sk_buff *skb,
struct eth_tx_parse_bd_e1x *pbd,
u32 xmit_type)
static void bnx2x_set_pbd_gso(struct sk_buff *skb,
struct eth_tx_parse_bd_e1x *pbd,
u32 xmit_type)
{
pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
pbd->tcp_send_seq = bswab32(tcp_hdr(skb)->seq);
pbd->tcp_flags = pbd_tcp_flags(skb);
pbd->tcp_flags = pbd_tcp_flags(tcp_hdr(skb));

if (xmit_type & XMIT_GSO_V4) {
pbd->ip_id = bswab16(ip_hdr(skb)->id);
Expand All @@ -3305,15 +3304,15 @@ static inline void bnx2x_set_pbd_gso(struct sk_buff *skb,
* @parsing_data: data to be updated
* @xmit_type: xmit flags
*
* 57712 related
* 57712/578xx related
*/
static inline u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb,
u32 *parsing_data, u32 xmit_type)
static u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb,
u32 *parsing_data, u32 xmit_type)
{
*parsing_data |=
((((u8 *)skb_transport_header(skb) - skb->data) >> 1) <<
ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W_SHIFT) &
ETH_TX_PARSE_BD_E2_TCP_HDR_START_OFFSET_W;
ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W_SHIFT) &
ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W;

if (xmit_type & XMIT_CSUM_TCP) {
*parsing_data |= ((tcp_hdrlen(skb) / 4) <<
Expand All @@ -3328,17 +3327,14 @@ static inline u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb,
return skb_transport_header(skb) + sizeof(struct udphdr) - skb->data;
}

static inline void bnx2x_set_sbd_csum(struct bnx2x *bp, struct sk_buff *skb,
struct eth_tx_start_bd *tx_start_bd, u32 xmit_type)
static void bnx2x_set_sbd_csum(struct bnx2x *bp, struct sk_buff *skb,
struct eth_tx_start_bd *tx_start_bd,
u32 xmit_type)
{
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM;

if (xmit_type & XMIT_CSUM_V4)
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IP_CSUM;
else
tx_start_bd->bd_flags.as_bitfield |=
ETH_TX_BD_FLAGS_IPV6;
if (xmit_type & XMIT_CSUM_V6)
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6;

if (!(xmit_type & XMIT_CSUM_TCP))
tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IS_UDP;
Expand All @@ -3352,9 +3348,9 @@ static inline void bnx2x_set_sbd_csum(struct bnx2x *bp, struct sk_buff *skb,
* @pbd: parse BD to be updated
* @xmit_type: xmit flags
*/
static inline u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb,
struct eth_tx_parse_bd_e1x *pbd,
u32 xmit_type)
static u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb,
struct eth_tx_parse_bd_e1x *pbd,
u32 xmit_type)
{
u8 hlen = (skb_network_header(skb) - skb->data) >> 1;

Expand Down Expand Up @@ -3482,7 +3478,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
mac_type = MULTICAST_ADDRESS;
}

#if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3)
#if (MAX_SKB_FRAGS >= MAX_FETCH_BD - BDS_PER_TX_PKT)
/* First, check if we need to linearize the skb (due to FW
restrictions). No need to check fragmentation if page size > 8K
(there will be no violation to FW restrictions) */
Expand Down Expand Up @@ -3530,12 +3526,9 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
first_bd = tx_start_bd;

tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
SET_FLAG(tx_start_bd->general_data,
ETH_TX_START_BD_PARSE_NBDS,
0);

/* header nbd */
SET_FLAG(tx_start_bd->general_data, ETH_TX_START_BD_HDR_NBDS, 1);
/* header nbd: indirectly zero other flags! */
tx_start_bd->general_data = 1 << ETH_TX_START_BD_HDR_NBDS_SHIFT;

/* remember the first BD of the packet */
tx_buf->first_bd = txdata->tx_bd_prod;
Expand All @@ -3555,19 +3548,16 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* when transmitting in a vf, start bd must hold the ethertype
* for fw to enforce it
*/
#ifndef BNX2X_STOP_ON_ERROR
if (IS_VF(bp)) {
#endif
if (IS_VF(bp))
tx_start_bd->vlan_or_ethertype =
cpu_to_le16(ntohs(eth->h_proto));
#ifndef BNX2X_STOP_ON_ERROR
} else {
else
/* used by FW for packet accounting */
tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
}
#endif
}

nbd = 2; /* start_bd + pbd + frags (updated when pages are mapped) */

/* turn on parsing and get a BD */
bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));

Expand All @@ -3579,21 +3569,22 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
/* Set PBD in checksum offload case */
if (xmit_type & XMIT_CSUM)
/* Set PBD in checksum offload case w/o encapsulation */
hlen = bnx2x_set_pbd_csum_e2(bp, skb,
&pbd_e2_parsing_data,
xmit_type);

if (IS_MF_SI(bp) || IS_VF(bp)) {
/* fill in the MAC addresses in the PBD - for local
* switching
*/
bnx2x_set_fw_mac_addr(&pbd_e2->src_mac_addr_hi,
&pbd_e2->src_mac_addr_mid,
&pbd_e2->src_mac_addr_lo,
/* Add the macs to the parsing BD this is a vf */
if (IS_VF(bp)) {
/* override GRE parameters in BD */
bnx2x_set_fw_mac_addr(&pbd_e2->data.mac_addr.src_hi,
&pbd_e2->data.mac_addr.src_mid,
&pbd_e2->data.mac_addr.src_lo,
eth->h_source);
bnx2x_set_fw_mac_addr(&pbd_e2->dst_mac_addr_hi,
&pbd_e2->dst_mac_addr_mid,
&pbd_e2->dst_mac_addr_lo,

bnx2x_set_fw_mac_addr(&pbd_e2->data.mac_addr.dst_hi,
&pbd_e2->data.mac_addr.dst_mid,
&pbd_e2->data.mac_addr.dst_lo,
eth->h_dest);
}

Expand All @@ -3615,14 +3606,13 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* Setup the data pointer of the first BD of the packet */
tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
nbd = 2; /* start_bd + pbd + frags (updated when pages are mapped) */
tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
pkt_size = tx_start_bd->nbytes;

DP(NETIF_MSG_TX_QUEUED,
"first bd @%p addr (%x:%x) nbd %d nbytes %d flags %x vlan %x\n",
"first bd @%p addr (%x:%x) nbytes %d flags %x vlan %x\n",
tx_start_bd, tx_start_bd->addr_hi, tx_start_bd->addr_lo,
le16_to_cpu(tx_start_bd->nbd), le16_to_cpu(tx_start_bd->nbytes),
le16_to_cpu(tx_start_bd->nbytes),
tx_start_bd->bd_flags.as_bitfield,
le16_to_cpu(tx_start_bd->vlan_or_ethertype));

Expand All @@ -3635,10 +3625,12 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)

tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO;

if (unlikely(skb_headlen(skb) > hlen))
if (unlikely(skb_headlen(skb) > hlen)) {
nbd++;
bd_prod = bnx2x_tx_split(bp, txdata, tx_buf,
&tx_start_bd, hlen,
bd_prod, ++nbd);
bd_prod);
}
if (!CHIP_IS_E1x(bp))
bnx2x_set_pbd_gso_e2(skb, &pbd_e2_parsing_data,
xmit_type);
Expand Down Expand Up @@ -3728,9 +3720,13 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (pbd_e2)
DP(NETIF_MSG_TX_QUEUED,
"PBD (E2) @%p dst %x %x %x src %x %x %x parsing_data %x\n",
pbd_e2, pbd_e2->dst_mac_addr_hi, pbd_e2->dst_mac_addr_mid,
pbd_e2->dst_mac_addr_lo, pbd_e2->src_mac_addr_hi,
pbd_e2->src_mac_addr_mid, pbd_e2->src_mac_addr_lo,
pbd_e2,
pbd_e2->data.mac_addr.dst_hi,
pbd_e2->data.mac_addr.dst_mid,
pbd_e2->data.mac_addr.dst_lo,
pbd_e2->data.mac_addr.src_hi,
pbd_e2->data.mac_addr.src_mid,
pbd_e2->data.mac_addr.src_lo,
pbd_e2->parsing_data);
DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod);

Expand Down
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