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-rw-r--r--drivers/net/ethernet/broadcom/bnx2.c182
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.h17
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h48
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c296
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h106
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c61
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c14
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c106
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c4
-rw-r--r--drivers/net/ethernet/broadcom/cnic.c8
-rw-r--r--drivers/net/ethernet/broadcom/sb1250-mac.c3
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c249
-rw-r--r--drivers/net/ethernet/broadcom/tg3.h11
14 files changed, 611 insertions, 498 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 965c7235804d..d573169279b7 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -409,7 +409,7 @@ static int bnx2_unregister_cnic(struct net_device *dev)
mutex_lock(&bp->cnic_lock);
cp->drv_state = 0;
bnapi->cnic_present = 0;
- rcu_assign_pointer(bp->cnic_ops, NULL);
+ RCU_INIT_POINTER(bp->cnic_ops, NULL);
mutex_unlock(&bp->cnic_lock);
synchronize_rcu();
return 0;
@@ -2054,8 +2054,8 @@ __acquires(&bp->phy_lock)
if (bp->autoneg & AUTONEG_SPEED) {
u32 adv_reg, adv1000_reg;
- u32 new_adv_reg = 0;
- u32 new_adv1000_reg = 0;
+ u32 new_adv = 0;
+ u32 new_adv1000 = 0;
bnx2_read_phy(bp, bp->mii_adv, &adv_reg);
adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP |
@@ -2064,27 +2064,18 @@ __acquires(&bp->phy_lock)
bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg);
adv1000_reg &= PHY_ALL_1000_SPEED;
- if (bp->advertising & ADVERTISED_10baseT_Half)
- new_adv_reg |= ADVERTISE_10HALF;
- if (bp->advertising & ADVERTISED_10baseT_Full)
- new_adv_reg |= ADVERTISE_10FULL;
- if (bp->advertising & ADVERTISED_100baseT_Half)
- new_adv_reg |= ADVERTISE_100HALF;
- if (bp->advertising & ADVERTISED_100baseT_Full)
- new_adv_reg |= ADVERTISE_100FULL;
- if (bp->advertising & ADVERTISED_1000baseT_Full)
- new_adv1000_reg |= ADVERTISE_1000FULL;
+ new_adv = ethtool_adv_to_mii_adv_t(bp->advertising);
+ new_adv |= ADVERTISE_CSMA;
+ new_adv |= bnx2_phy_get_pause_adv(bp);
- new_adv_reg |= ADVERTISE_CSMA;
+ new_adv1000 |= ethtool_adv_to_mii_ctrl1000_t(bp->advertising);
- new_adv_reg |= bnx2_phy_get_pause_adv(bp);
-
- if ((adv1000_reg != new_adv1000_reg) ||
- (adv_reg != new_adv_reg) ||
+ if ((adv1000_reg != new_adv1000) ||
+ (adv_reg != new_adv) ||
((bmcr & BMCR_ANENABLE) == 0)) {
- bnx2_write_phy(bp, bp->mii_adv, new_adv_reg);
- bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg);
+ bnx2_write_phy(bp, bp->mii_adv, new_adv);
+ bnx2_write_phy(bp, MII_CTRL1000, new_adv1000);
bnx2_write_phy(bp, bp->mii_bmcr, BMCR_ANRESTART |
BMCR_ANENABLE);
}
@@ -2734,31 +2725,27 @@ bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index)
}
static inline int
-bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp)
+bnx2_alloc_rx_data(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp_t gfp)
{
- struct sk_buff *skb;
+ u8 *data;
struct sw_bd *rx_buf = &rxr->rx_buf_ring[index];
dma_addr_t mapping;
struct rx_bd *rxbd = &rxr->rx_desc_ring[RX_RING(index)][RX_IDX(index)];
- unsigned long align;
- skb = __netdev_alloc_skb(bp->dev, bp->rx_buf_size, gfp);
- if (skb == NULL) {
+ data = kmalloc(bp->rx_buf_size, gfp);
+ if (!data)
return -ENOMEM;
- }
- if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1))))
- skb_reserve(skb, BNX2_RX_ALIGN - align);
-
- mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_use_size,
+ mapping = dma_map_single(&bp->pdev->dev,
+ get_l2_fhdr(data),
+ bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE);
if (dma_mapping_error(&bp->pdev->dev, mapping)) {
- dev_kfree_skb(skb);
+ kfree(data);
return -EIO;
}
- rx_buf->skb = skb;
- rx_buf->desc = (struct l2_fhdr *) skb->data;
+ rx_buf->data = data;
dma_unmap_addr_set(rx_buf, mapping, mapping);
rxbd->rx_bd_haddr_hi = (u64) mapping >> 32;
@@ -2965,8 +2952,8 @@ bnx2_reuse_rx_skb_pages(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
}
static inline void
-bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
- struct sk_buff *skb, u16 cons, u16 prod)
+bnx2_reuse_rx_data(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
+ u8 *data, u16 cons, u16 prod)
{
struct sw_bd *cons_rx_buf, *prod_rx_buf;
struct rx_bd *cons_bd, *prod_bd;
@@ -2980,8 +2967,7 @@ bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
rxr->rx_prod_bseq += bp->rx_buf_use_size;
- prod_rx_buf->skb = skb;
- prod_rx_buf->desc = (struct l2_fhdr *) skb->data;
+ prod_rx_buf->data = data;
if (cons == prod)
return;
@@ -2995,33 +2981,39 @@ bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
prod_bd->rx_bd_haddr_lo = cons_bd->rx_bd_haddr_lo;
}
-static int
-bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
+static struct sk_buff *
+bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u8 *data,
unsigned int len, unsigned int hdr_len, dma_addr_t dma_addr,
u32 ring_idx)
{
int err;
u16 prod = ring_idx & 0xffff;
+ struct sk_buff *skb;
- err = bnx2_alloc_rx_skb(bp, rxr, prod, GFP_ATOMIC);
+ err = bnx2_alloc_rx_data(bp, rxr, prod, GFP_ATOMIC);
if (unlikely(err)) {
- bnx2_reuse_rx_skb(bp, rxr, skb, (u16) (ring_idx >> 16), prod);
+ bnx2_reuse_rx_data(bp, rxr, data, (u16) (ring_idx >> 16), prod);
+error:
if (hdr_len) {
unsigned int raw_len = len + 4;
int pages = PAGE_ALIGN(raw_len - hdr_len) >> PAGE_SHIFT;
bnx2_reuse_rx_skb_pages(bp, rxr, NULL, pages);
}
- return err;
+ return NULL;
}
- skb_reserve(skb, BNX2_RX_OFFSET);
dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE);
-
+ skb = build_skb(data);
+ if (!skb) {
+ kfree(data);
+ goto error;
+ }
+ skb_reserve(skb, ((u8 *)get_l2_fhdr(data) - data) + BNX2_RX_OFFSET);
if (hdr_len == 0) {
skb_put(skb, len);
- return 0;
+ return skb;
} else {
unsigned int i, frag_len, frag_size, pages;
struct sw_pg *rx_pg;
@@ -3052,7 +3044,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
skb_frag_size_sub(frag, tail);
skb->data_len -= tail;
}
- return 0;
+ return skb;
}
rx_pg = &rxr->rx_pg_ring[pg_cons];
@@ -3074,7 +3066,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
rxr->rx_pg_prod = pg_prod;
bnx2_reuse_rx_skb_pages(bp, rxr, skb,
pages - i);
- return err;
+ return NULL;
}
dma_unmap_page(&bp->pdev->dev, mapping_old,
@@ -3091,7 +3083,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
rxr->rx_pg_prod = pg_prod;
rxr->rx_pg_cons = pg_cons;
}
- return 0;
+ return skb;
}
static inline u16
@@ -3130,19 +3122,17 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
struct sw_bd *rx_buf, *next_rx_buf;
struct sk_buff *skb;
dma_addr_t dma_addr;
+ u8 *data;
sw_ring_cons = RX_RING_IDX(sw_cons);
sw_ring_prod = RX_RING_IDX(sw_prod);
rx_buf = &rxr->rx_buf_ring[sw_ring_cons];
- skb = rx_buf->skb;
- prefetchw(skb);
-
- next_rx_buf =
- &rxr->rx_buf_ring[RX_RING_IDX(NEXT_RX_BD(sw_cons))];
- prefetch(next_rx_buf->desc);
+ data = rx_buf->data;
+ rx_buf->data = NULL;
- rx_buf->skb = NULL;
+ rx_hdr = get_l2_fhdr(data);
+ prefetch(rx_hdr);
dma_addr = dma_unmap_addr(rx_buf, mapping);
@@ -3150,7 +3140,10 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH,
PCI_DMA_FROMDEVICE);
- rx_hdr = rx_buf->desc;
+ next_rx_buf =
+ &rxr->rx_buf_ring[RX_RING_IDX(NEXT_RX_BD(sw_cons))];
+ prefetch(get_l2_fhdr(next_rx_buf->data));
+
len = rx_hdr->l2_fhdr_pkt_len;
status = rx_hdr->l2_fhdr_status;
@@ -3169,7 +3162,7 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
L2_FHDR_ERRORS_TOO_SHORT |
L2_FHDR_ERRORS_GIANT_FRAME))) {
- bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons,
+ bnx2_reuse_rx_data(bp, rxr, data, sw_ring_cons,
sw_ring_prod);
if (pg_ring_used) {
int pages;
@@ -3184,30 +3177,29 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
len -= 4;
if (len <= bp->rx_copy_thresh) {
- struct sk_buff *new_skb;
-
- new_skb = netdev_alloc_skb(bp->dev, len + 6);
- if (new_skb == NULL) {
- bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons,
+ skb = netdev_alloc_skb(bp->dev, len + 6);
+ if (skb == NULL) {
+ bnx2_reuse_rx_data(bp, rxr, data, sw_ring_cons,
sw_ring_prod);
goto next_rx;
}
/* aligned copy */
- skb_copy_from_linear_data_offset(skb,
- BNX2_RX_OFFSET - 6,
- new_skb->data, len + 6);
- skb_reserve(new_skb, 6);
- skb_put(new_skb, len);
+ memcpy(skb->data,
+ (u8 *)rx_hdr + BNX2_RX_OFFSET - 6,
+ len + 6);
+ skb_reserve(skb, 6);
+ skb_put(skb, len);
- bnx2_reuse_rx_skb(bp, rxr, skb,
+ bnx2_reuse_rx_data(bp, rxr, data,
sw_ring_cons, sw_ring_prod);
- skb = new_skb;
- } else if (unlikely(bnx2_rx_skb(bp, rxr, skb, len, hdr_len,
- dma_addr, (sw_ring_cons << 16) | sw_ring_prod)))
- goto next_rx;
-
+ } else {
+ skb = bnx2_rx_skb(bp, rxr, data, len, hdr_len, dma_addr,
+ (sw_ring_cons << 16) | sw_ring_prod);
+ if (!skb)
+ goto next_rx;
+ }
if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) &&
!(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG))
__vlan_hwaccel_put_tag(skb, rx_hdr->l2_fhdr_vlan_tag);
@@ -5234,7 +5226,7 @@ bnx2_init_rx_ring(struct bnx2 *bp, int ring_num)
ring_prod = prod = rxr->rx_prod;
for (i = 0; i < bp->rx_ring_size; i++) {
- if (bnx2_alloc_rx_skb(bp, rxr, ring_prod, GFP_KERNEL) < 0) {
+ if (bnx2_alloc_rx_data(bp, rxr, ring_prod, GFP_KERNEL) < 0) {
netdev_warn(bp->dev, "init'ed rx ring %d with %d/%d skbs only\n",
ring_num, i, bp->rx_ring_size);
break;
@@ -5329,7 +5321,7 @@ bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size)
rx_size = bp->dev->mtu + ETH_HLEN + BNX2_RX_OFFSET + 8;
rx_space = SKB_DATA_ALIGN(rx_size + BNX2_RX_ALIGN) + NET_SKB_PAD +
- sizeof(struct skb_shared_info);
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
bp->rx_copy_thresh = BNX2_RX_COPY_THRESH;
bp->rx_pg_ring_size = 0;
@@ -5351,8 +5343,9 @@ bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size)
}
bp->rx_buf_use_size = rx_size;
- /* hw alignment */
- bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN;
+ /* hw alignment + build_skb() overhead*/
+ bp->rx_buf_size = SKB_DATA_ALIGN(bp->rx_buf_use_size + BNX2_RX_ALIGN) +
+ NET_SKB_PAD + SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET;
bp->rx_ring_size = size;
bp->rx_max_ring = bnx2_find_max_ring(size, MAX_RX_RINGS);
@@ -5418,9 +5411,9 @@ bnx2_free_rx_skbs(struct bnx2 *bp)
for (j = 0; j < bp->rx_max_ring_idx; j++) {
struct sw_bd *rx_buf = &rxr->rx_buf_ring[j];
- struct sk_buff *skb = rx_buf->skb;
+ u8 *data = rx_buf->data;
- if (skb == NULL)
+ if (data == NULL)
continue;
dma_unmap_single(&bp->pdev->dev,
@@ -5428,9 +5421,9 @@ bnx2_free_rx_skbs(struct bnx2 *bp)
bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE);
- rx_buf->skb = NULL;
+ rx_buf->data = NULL;
- dev_kfree_skb(skb);
+ kfree(data);
}
for (j = 0; j < bp->rx_max_pg_ring_idx; j++)
bnx2_free_rx_page(bp, rxr, j);
@@ -5736,7 +5729,8 @@ static int
bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
{
unsigned int pkt_size, num_pkts, i;
- struct sk_buff *skb, *rx_skb;
+ struct sk_buff *skb;
+ u8 *data;
unsigned char *packet;
u16 rx_start_idx, rx_idx;
dma_addr_t map;
@@ -5828,14 +5822,14 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
}
rx_buf = &rxr->rx_buf_ring[rx_start_idx];
- rx_skb = rx_buf->skb;
+ data = rx_buf->data;
- rx_hdr = rx_buf->desc;
- skb_reserve(rx_skb, BNX2_RX_OFFSET);
+ rx_hdr = get_l2_fhdr(data);
+ data = (u8 *)rx_hdr + BNX2_RX_OFFSET;
dma_sync_single_for_cpu(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping),
- bp->rx_buf_size, PCI_DMA_FROMDEVICE);
+ bp->rx_buf_use_size, PCI_DMA_FROMDEVICE);
if (rx_hdr->l2_fhdr_status &
(L2_FHDR_ERRORS_BAD_CRC |
@@ -5852,7 +5846,7 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
}
for (i = 14; i < pkt_size; i++) {
- if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) {
+ if (*(data + i) != (unsigned char) (i & 0xff)) {
goto loopback_test_done;
}
}
@@ -6873,10 +6867,10 @@ bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
{
struct bnx2 *bp = netdev_priv(dev);
- strcpy(info->driver, DRV_MODULE_NAME);
- strcpy(info->version, DRV_MODULE_VERSION);
- strcpy(info->bus_info, pci_name(bp->pdev));
- strcpy(info->fw_version, bp->fw_version);
+ strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
+ strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
+ strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
+ strlcpy(info->fw_version, bp->fw_version, sizeof(info->fw_version));
}
#define BNX2_REGDUMP_LEN (32 * 1024)
@@ -7571,8 +7565,8 @@ bnx2_set_phys_id(struct net_device *dev, enum ethtool_phys_id_state state)
return 0;
}
-static u32
-bnx2_fix_features(struct net_device *dev, u32 features)
+static netdev_features_t
+bnx2_fix_features(struct net_device *dev, netdev_features_t features)
{
struct bnx2 *bp = netdev_priv(dev);
@@ -7583,7 +7577,7 @@ bnx2_fix_features(struct net_device *dev, u32 features)
}
static int
-bnx2_set_features(struct net_device *dev, u32 features)
+bnx2_set_features(struct net_device *dev, netdev_features_t features)
{
struct bnx2 *bp = netdev_priv(dev);
diff --git a/drivers/net/ethernet/broadcom/bnx2.h b/drivers/net/ethernet/broadcom/bnx2.h
index 99d31a7d6aaa..1db2d51ba3f1 100644
--- a/drivers/net/ethernet/broadcom/bnx2.h
+++ b/drivers/net/ethernet/broadcom/bnx2.h
@@ -6563,12 +6563,25 @@ struct l2_fhdr {
#define MB_TX_CID_ADDR MB_GET_CID_ADDR(TX_CID)
#define MB_RX_CID_ADDR MB_GET_CID_ADDR(RX_CID)
+/*
+ * This driver uses new build_skb() API :
+ * RX ring buffer contains pointer to kmalloc() data only,
+ * skb are built only after Hardware filled the frame.
+ */
struct sw_bd {
- struct sk_buff *skb;
- struct l2_fhdr *desc;
+ u8 *data;
DEFINE_DMA_UNMAP_ADDR(mapping);
};
+/* Its faster to compute this from data than storing it in sw_bd
+ * (less cache misses)
+ */
+static inline struct l2_fhdr *get_l2_fhdr(u8 *data)
+{
+ return (struct l2_fhdr *)(PTR_ALIGN(data, BNX2_RX_ALIGN) + NET_SKB_PAD);
+}
+
+
struct sw_pg {
struct page *page;
DEFINE_DMA_UNMAP_ADDR(mapping);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index aec7212ac983..0f7b7a463eba 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -23,8 +23,8 @@
* (you will need to reboot afterwards) */
/* #define BNX2X_STOP_ON_ERROR */
-#define DRV_MODULE_VERSION "1.70.30-0"
-#define DRV_MODULE_RELDATE "2011/10/25"
+#define DRV_MODULE_VERSION "1.70.35-0"
+#define DRV_MODULE_RELDATE "2011/11/10"
#define BNX2X_BC_VER 0x040200
#if defined(CONFIG_DCB)
@@ -293,8 +293,13 @@ enum {
#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp))
/* fast path */
+/*
+ * This driver uses new build_skb() API :
+ * RX ring buffer contains pointer to kmalloc() data only,
+ * skb are built only after Hardware filled the frame.
+ */
struct sw_rx_bd {
- struct sk_buff *skb;
+ u8 *data;
DEFINE_DMA_UNMAP_ADDR(mapping);
};
@@ -411,8 +416,7 @@ union db_prod {
/* Number of u64 elements in SGE mask array */
-#define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
- BIT_VEC64_ELEM_SZ)
+#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
@@ -425,8 +429,8 @@ union host_hc_status_block {
struct bnx2x_agg_info {
/*
- * First aggregation buffer is an skb, the following - are pages.
- * We will preallocate the skbs for each aggregation when
+ * First aggregation buffer is a data buffer, the following - are pages.
+ * We will preallocate the data buffer for each aggregation when
* we open the interface and will replace the BD at the consumer
* with this one when we receive the TPA_START CQE in order to
* keep the Rx BD ring consistent.
@@ -440,6 +444,7 @@ struct bnx2x_agg_info {
u16 parsing_flags;
u16 vlan_tag;
u16 len_on_bd;
+ u32 rxhash;
};
#define Q_STATS_OFFSET32(stat_name) \
@@ -507,6 +512,7 @@ struct bnx2x_fastpath {
__le16 fp_hc_idx;
u8 index; /* number in fp array */
+ u8 rx_queue; /* index for skb_record */
u8 cl_id; /* eth client id */
u8 cl_qzone_id;
u8 fw_sb_id; /* status block number in FW */
@@ -1141,6 +1147,7 @@ struct bnx2x_fw_stats_data {
enum {
BNX2X_SP_RTNL_SETUP_TC,
BNX2X_SP_RTNL_TX_TIMEOUT,
+ BNX2X_SP_RTNL_FAN_FAILURE,
};
@@ -1186,10 +1193,20 @@ struct bnx2x {
#define ETH_MAX_JUMBO_PACKET_SIZE 9600
/* Max supported alignment is 256 (8 shift) */
-#define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \
- L1_CACHE_SHIFT : 8)
- /* FW use 2 Cache lines Alignment for start packet and size */
-#define BNX2X_FW_RX_ALIGN (2 << BNX2X_RX_ALIGN_SHIFT)
+#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT)
+
+ /* FW uses 2 Cache lines Alignment for start packet and size
+ *
+ * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
+ * at the end of skb->data, to avoid wasting a full cache line.
+ * This reduces memory use (skb->truesize).
+ */
+#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
+
+#define BNX2X_FW_RX_ALIGN_END \
+ max(1UL << BNX2X_RX_ALIGN_SHIFT, \
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
+
#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
struct host_sp_status_block *def_status_blk;
@@ -1984,13 +2001,6 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
-#define RSS_FLAGS(bp) \
- (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
- TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
- TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
- TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
- (bp->multi_mode << \
- TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
#define MULTI_MASK 0x7f
@@ -2055,6 +2065,8 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
#define BNX2X_VPD_LEN 128
#define VENDOR_ID_LEN 4
+int bnx2x_close(struct net_device *dev);
+
/* Congestion management fairness mode */
#define CMNG_FNS_NONE 0
#define CMNG_FNS_MINMAX 1
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 580b44edb066..8336c784db49 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -79,19 +79,21 @@ static inline void bnx2x_bz_fp(struct bnx2x *bp, int index)
* @to: destination FP index
*
* Makes sure the contents of the bp->fp[to].napi is kept
- * intact.
+ * intact. This is done by first copying the napi struct from
+ * the target to the source, and then mem copying the entire
+ * source onto the target
*/
static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to)
{
struct bnx2x_fastpath *from_fp = &bp->fp[from];
struct bnx2x_fastpath *to_fp = &bp->fp[to];
- struct napi_struct orig_napi = to_fp->napi;
+
+ /* Copy the NAPI object as it has been already initialized */
+ from_fp->napi = to_fp->napi;
+
/* Move bnx2x_fastpath contents */
memcpy(to_fp, from_fp, sizeof(*to_fp));
to_fp->index = to;
-
- /* Restore the NAPI object as it has been already initialized */
- to_fp->napi = orig_napi;
}
int load_count[2][3] = { {0} }; /* per-path: 0-common, 1-port0, 2-port1 */
@@ -292,8 +294,21 @@ static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp,
fp->last_max_sge, fp->rx_sge_prod);
}
+/* Set Toeplitz hash value in the skb using the value from the
+ * CQE (calculated by HW).
+ */
+static u32 bnx2x_get_rxhash(const struct bnx2x *bp,
+ const struct eth_fast_path_rx_cqe *cqe)
+{
+ /* Set Toeplitz hash from CQE */
+ if ((bp->dev->features & NETIF_F_RXHASH) &&
+ (cqe->status_flags & ETH_FAST_PATH_RX_CQE_RSS_HASH_FLG))
+ return le32_to_cpu(cqe->rss_hash_result);
+ return 0;
+}
+
static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
- struct sk_buff *skb, u16 cons, u16 prod,
+ u16 cons, u16 prod,
struct eth_fast_path_rx_cqe *cqe)
{
struct bnx2x *bp = fp->bp;
@@ -308,9 +323,9 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
if (tpa_info->tpa_state != BNX2X_TPA_STOP)
BNX2X_ERR("start of bin not in stop [%d]\n", queue);
- /* Try to map an empty skb from the aggregation info */
+ /* Try to map an empty data buffer from the aggregation info */
mapping = dma_map_single(&bp->pdev->dev,
- first_buf->skb->data,
+ first_buf->data + NET_SKB_PAD,
fp->rx_buf_size, DMA_FROM_DEVICE);
/*
* ...if it fails - move the skb from the consumer to the producer
@@ -320,15 +335,15 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
/* Move the BD from the consumer to the producer */
- bnx2x_reuse_rx_skb(fp, cons, prod);
+ bnx2x_reuse_rx_data(fp, cons, prod);
tpa_info->tpa_state = BNX2X_TPA_ERROR;
return;
}
- /* move empty skb from pool to prod */
- prod_rx_buf->skb = first_buf->skb;
+ /* move empty data from pool to prod */
+ prod_rx_buf->data = first_buf->data;
dma_unmap_addr_set(prod_rx_buf, mapping, mapping);
- /* point prod_bd to new skb */
+ /* point prod_bd to new data */
prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
@@ -342,6 +357,7 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
tpa_info->tpa_state = BNX2X_TPA_START;
tpa_info->len_on_bd = le16_to_cpu(cqe->len_on_bd);
tpa_info->placement_offset = cqe->placement_offset;
+ tpa_info->rxhash = bnx2x_get_rxhash(bp, cqe);
#ifdef BNX2X_STOP_ON_ERROR
fp->tpa_queue_used |= (1 << queue);
@@ -469,11 +485,12 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
{
struct bnx2x_agg_info *tpa_info = &fp->tpa_info[queue];
struct sw_rx_bd *rx_buf = &tpa_info->first_buf;
- u8 pad = tpa_info->placement_offset;
+ u32 pad = tpa_info->placement_offset;
u16 len = tpa_info->len_on_bd;
- struct sk_buff *skb = rx_buf->skb;
+ struct sk_buff *skb = NULL;
+ u8 *data = rx_buf->data;
/* alloc new skb */
- struct sk_buff *new_skb;
+ u8 *new_data;
u8 old_tpa_state = tpa_info->tpa_state;
tpa_info->tpa_state = BNX2X_TPA_STOP;
@@ -484,18 +501,18 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
if (old_tpa_state == BNX2X_TPA_ERROR)
goto drop;
- /* Try to allocate the new skb */
- new_skb = netdev_alloc_skb(bp->dev, fp->rx_buf_size);
+ /* Try to allocate the new data */
+ new_data = kmalloc(fp->rx_buf_size + NET_SKB_PAD, GFP_ATOMIC);
/* Unmap skb in the pool anyway, as we are going to change
pool entry status to BNX2X_TPA_STOP even if new skb allocation
fails. */
dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping),
fp->rx_buf_size, DMA_FROM_DEVICE);
+ if (likely(new_data))
+ skb = build_skb(data);
- if (likely(new_skb)) {
- prefetch(skb);
- prefetch(((char *)(skb)) + L1_CACHE_BYTES);
+ if (likely(skb)) {
#ifdef BNX2X_STOP_ON_ERROR
if (pad + len > fp->rx_buf_size) {
@@ -507,8 +524,9 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
}
#endif
- skb_reserve(skb, pad);
+ skb_reserve(skb, pad + NET_SKB_PAD);
skb_put(skb, len);
+ skb->rxhash = tpa_info->rxhash;
skb->protocol = eth_type_trans(skb, bp->dev);
skb->ip_summed = CHECKSUM_UNNECESSARY;
@@ -524,8 +542,8 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
}
- /* put new skb in bin */
- rx_buf->skb = new_skb;
+ /* put new data in bin */
+ rx_buf->data = new_data;
return;
}
@@ -537,19 +555,6 @@ drop:
fp->eth_q_stats.rx_skb_alloc_failed++;
}
-/* Set Toeplitz hash value in the skb using the value from the
- * CQE (calculated by HW).
- */
-static inline void bnx2x_set_skb_rxhash(struct bnx2x *bp, union eth_rx_cqe *cqe,
- struct sk_buff *skb)
-{
- /* Set Toeplitz hash from CQE */
- if ((bp->dev->features & NETIF_F_RXHASH) &&
- (cqe->fast_path_cqe.status_flags &
- ETH_FAST_PATH_RX_CQE_RSS_HASH_FLG))
- skb->rxhash =
- le32_to_cpu(cqe->fast_path_cqe.rss_hash_result);
-}
int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
{
@@ -592,6 +597,7 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
u8 cqe_fp_flags;
enum eth_rx_cqe_type cqe_fp_type;
u16 len, pad;
+ u8 *data;
#ifdef BNX2X_STOP_ON_ERROR
if (unlikely(bp->panic))
@@ -602,13 +608,6 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
bd_prod = RX_BD(bd_prod);
bd_cons = RX_BD(bd_cons);
- /* Prefetch the page containing the BD descriptor
- at producer's index. It will be needed when new skb is
- allocated */
- prefetch((void *)(PAGE_ALIGN((unsigned long)
- (&fp->rx_desc_ring[bd_prod])) -
- PAGE_SIZE + 1));
-
cqe = &fp->rx_comp_ring[comp_ring_cons];
cqe_fp = &cqe->fast_path_cqe;
cqe_fp_flags = cqe_fp->type_error_flags;
@@ -624,125 +623,110 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
if (unlikely(CQE_TYPE_SLOW(cqe_fp_type))) {
bnx2x_sp_event(fp, cqe);
goto next_cqe;
+ }
+ rx_buf = &fp->rx_buf_ring[bd_cons];
+ data = rx_buf->data;
- /* this is an rx packet */
- } else {
- rx_buf = &fp->rx_buf_ring[bd_cons];
- skb = rx_buf->skb;
- prefetch(skb);
-
- if (!CQE_TYPE_FAST(cqe_fp_type)) {
+ if (!CQE_TYPE_FAST(cqe_fp_type)) {
#ifdef BNX2X_STOP_ON_ERROR
- /* sanity check */
- if (fp->disable_tpa &&
- (CQE_TYPE_START(cqe_fp_type) ||
- CQE_TYPE_STOP(cqe_fp_type)))
- BNX2X_ERR("START/STOP packet while "
- "disable_tpa type %x\n",
- CQE_TYPE(cqe_fp_type));
+ /* sanity check */
+ if (fp->disable_tpa &&
+ (CQE_TYPE_START(cqe_fp_type) ||
+ CQE_TYPE_STOP(cqe_fp_type)))
+ BNX2X_ERR("START/STOP packet while "
+ "disable_tpa type %x\n",
+ CQE_TYPE(cqe_fp_type));
#endif
- if (CQE_TYPE_START(cqe_fp_type)) {
- u16 queue = cqe_fp->queue_index;
- DP(NETIF_MSG_RX_STATUS,
- "calling tpa_start on queue %d\n",
- queue);
-
- bnx2x_tpa_start(fp, queue, skb,
- bd_cons, bd_prod,
- cqe_fp);
-
- /* Set Toeplitz hash for LRO skb */
- bnx2x_set_skb_rxhash(bp, cqe, skb);
+ if (CQE_TYPE_START(cqe_fp_type)) {
+ u16 queue = cqe_fp->queue_index;
+ DP(NETIF_MSG_RX_STATUS,
+ "calling tpa_start on queue %d\n",
+ queue);
- goto next_rx;
-
- } else {
- u16 queue =
- cqe->end_agg_cqe.queue_index;
- DP(NETIF_MSG_RX_STATUS,
- "calling tpa_stop on queue %d\n",
- queue);
-
- bnx2x_tpa_stop(bp, fp, queue,
- &cqe->end_agg_cqe,
- comp_ring_cons);
+ bnx2x_tpa_start(fp, queue,
+ bd_cons, bd_prod,
+ cqe_fp);
+ goto next_rx;
+ } else {
+ u16 queue =
+ cqe->end_agg_cqe.queue_index;
+ DP(NETIF_MSG_RX_STATUS,
+ "calling tpa_stop on queue %d\n",
+ queue);
+
+ bnx2x_tpa_stop(bp, fp, queue,
+ &cqe->end_agg_cqe,
+ comp_ring_cons);
#ifdef BNX2X_STOP_ON_ERROR
- if (bp->panic)
- return 0;
+ if (bp->panic)
+ return 0;
#endif
- bnx2x_update_sge_prod(fp, cqe_fp);
- goto next_cqe;
- }
+ bnx2x_update_sge_prod(fp, cqe_fp);
+ goto next_cqe;
}
- /* non TPA */
- len = le16_to_cpu(cqe_fp->pkt_len);
- pad = cqe_fp->placement_offset;
- dma_sync_single_for_cpu(&bp->pdev->dev,
+ }
+ /* non TPA */
+ len = le16_to_cpu(cqe_fp->pkt_len);
+ pad = cqe_fp->placement_offset;
+ dma_sync_single_for_cpu(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping),
- pad + RX_COPY_THRESH,
- DMA_FROM_DEVICE);
- prefetch(((char *)(skb)) + L1_CACHE_BYTES);
+ pad + RX_COPY_THRESH,
+ DMA_FROM_DEVICE);
+ pad += NET_SKB_PAD;
+ prefetch(data + pad); /* speedup eth_type_trans() */
+ /* is this an error packet? */
+ if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) {
+ DP(NETIF_MSG_RX_ERR,
+ "ERROR flags %x rx packet %u\n",
+ cqe_fp_flags, sw_comp_cons);
+ fp->eth_q_stats.rx_err_discard_pkt++;
+ goto reuse_rx;
+ }
- /* is this an error packet? */
- if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) {
+ /* Since we don't have a jumbo ring
+ * copy small packets if mtu > 1500
+ */
+ if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) &&
+ (len <= RX_COPY_THRESH)) {
+ skb = netdev_alloc_skb_ip_align(bp->dev, len);
+ if (skb == NULL) {
DP(NETIF_MSG_RX_ERR,
- "ERROR flags %x rx packet %u\n",
- cqe_fp_flags, sw_comp_cons);
- fp->eth_q_stats.rx_err_discard_pkt++;
+ "ERROR packet dropped because of alloc failure\n");
+ fp->eth_q_stats.rx_skb_alloc_failed++;
goto reuse_rx;
}
-
- /* Since we don't have a jumbo ring
- * copy small packets if mtu > 1500
- */
- if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) &&
- (len <= RX_COPY_THRESH)) {
- struct sk_buff *new_skb;
-
- new_skb = netdev_alloc_skb(bp->dev, len + pad);
- if (new_skb == NULL) {
- DP(NETIF_MSG_RX_ERR,
- "ERROR packet dropped "
- "because of alloc failure\n");
- fp->eth_q_stats.rx_skb_alloc_failed++;
- goto reuse_rx;
- }
-
- /* aligned copy */
- skb_copy_from_linear_data_offset(skb, pad,
- new_skb->data + pad, len);
- skb_reserve(new_skb, pad);
- skb_put(new_skb, len);
-
- bnx2x_reuse_rx_skb(fp, bd_cons, bd_prod);
-
- skb = new_skb;
-
- } else
- if (likely(bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0)) {
+ memcpy(skb->data, data + pad, len);
+ bnx2x_reuse_rx_data(fp, bd_cons, bd_prod);
+ } else {
+ if (likely(bnx2x_alloc_rx_data(bp, fp, bd_prod) == 0)) {
dma_unmap_single(&bp->pdev->dev,
- dma_unmap_addr(rx_buf, mapping),
+ dma_unmap_addr(rx_buf, mapping),
fp->rx_buf_size,
DMA_FROM_DEVICE);
+ skb = build_skb(data);
+ if (unlikely(!skb)) {
+ kfree(data);
+ fp->eth_q_stats.rx_skb_alloc_failed++;
+ goto next_rx;
+ }
skb_reserve(skb, pad);
- skb_put(skb, len);
-
} else {
DP(NETIF_MSG_RX_ERR,
"ERROR packet dropped because "
"of alloc failure\n");
fp->eth_q_stats.rx_skb_alloc_failed++;
reuse_rx:
- bnx2x_reuse_rx_skb(fp, bd_cons, bd_prod);
+ bnx2x_reuse_rx_data(fp, bd_cons, bd_prod);
goto next_rx;
}
+ skb_put(skb, len);
skb->protocol = eth_type_trans(skb, bp->dev);
/* Set Toeplitz hash for a none-LRO skb */
- bnx2x_set_skb_rxhash(bp, cqe, skb);
+ skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp);
skb_checksum_none_assert(skb);
@@ -755,7 +739,7 @@ reuse_rx:
}
}
- skb_record_rx_queue(skb, fp->index);
+ skb_record_rx_queue(skb, fp->rx_queue);
if (le16_to_cpu(cqe_fp->pars_flags.flags) &
PARSING_FLAGS_VLAN)
@@ -765,7 +749,7 @@ reuse_rx:
next_rx:
- rx_buf->skb = NULL;
+ rx_buf->data = NULL;
bd_cons = NEXT_RX_IDX(bd_cons);
bd_prod = NEXT_RX_IDX(bd_prod);
@@ -1011,9 +995,9 @@ void bnx2x_init_rx_rings(struct bnx2x *bp)
struct sw_rx_bd *first_buf =
&tpa_info->first_buf;
- first_buf->skb = netdev_alloc_skb(bp->dev,
- fp->rx_buf_size);
- if (!first_buf->skb) {
+ first_buf->data = kmalloc(fp->rx_buf_size + NET_SKB_PAD,
+ GFP_ATOMIC);
+ if (!first_buf->data) {
BNX2X_ERR("Failed to allocate TPA "
"skb pool for queue[%d] - "
"disabling TPA on this "
@@ -1094,13 +1078,11 @@ static void bnx2x_free_tx_skbs(struct bnx2x *bp)
for_each_cos_in_tx_queue(fp, cos) {
struct bnx2x_fp_txdata *txdata = &fp->txdata[cos];
- u16 bd_cons = txdata->tx_bd_cons;
u16 sw_prod = txdata->tx_pkt_prod;
u16 sw_cons = txdata->tx_pkt_cons;
while (sw_cons != sw_prod) {
- bd_cons = bnx2x_free_tx_pkt(bp, txdata,
- TX_BD(sw_cons));
+ bnx2x_free_tx_pkt(bp, txdata, TX_BD(sw_cons));
sw_cons++;
}
}
@@ -1118,16 +1100,16 @@ static void bnx2x_free_rx_bds(struct bnx2x_fastpath *fp)
for (i = 0; i < NUM_RX_BD; i++) {
struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i];
- struct sk_buff *skb = rx_buf->skb;
+ u8 *data = rx_buf->data;
- if (skb == NULL)
+ if (data == NULL)
continue;
dma_unmap_single(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping),
fp->rx_buf_size, DMA_FROM_DEVICE);
- rx_buf->skb = NULL;
- dev_kfree_skb(skb);
+ rx_buf->data = NULL;
+ kfree(data);
}
}
@@ -1509,6 +1491,7 @@ static inline void bnx2x_set_rx_buf_size(struct bnx2x *bp)
for_each_queue(bp, i) {
struct bnx2x_fastpath *fp = &bp->fp[i];
+ u32 mtu;
/* Always use a mini-jumbo MTU for the FCoE L2 ring */
if (IS_FCOE_IDX(i))
@@ -1518,13 +1501,15 @@ static inline void bnx2x_set_rx_buf_size(struct bnx2x *bp)
* IP_HEADER_ALIGNMENT_PADDING to prevent a buffer
* overrun attack.
*/
- fp->rx_buf_size =
- BNX2X_FCOE_MINI_JUMBO_MTU + ETH_OVREHEAD +
- BNX2X_FW_RX_ALIGN + IP_HEADER_ALIGNMENT_PADDING;
+ mtu = BNX2X_FCOE_MINI_JUMBO_MTU;
else
- fp->rx_buf_size =
- bp->dev->mtu + ETH_OVREHEAD +
- BNX2X_FW_RX_ALIGN + IP_HEADER_ALIGNMENT_PADDING;
+ mtu = bp->dev->mtu;
+ fp->rx_buf_size = BNX2X_FW_RX_ALIGN_START +
+ IP_HEADER_ALIGNMENT_PADDING +
+ ETH_OVREHEAD +
+ mtu +
+ BNX2X_FW_RX_ALIGN_END;
+ /* Note : rx_buf_size doesnt take into account NET_SKB_PAD */
}
}
@@ -1929,13 +1914,17 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
break;
}
- if (!bp->port.pmf)
+ if (bp->port.pmf)
+ bnx2x_update_drv_flags(bp, DRV_FLAGS_DCB_CONFIGURED, 0);
+ else
bnx2x__link_status_update(bp);
/* start the timer */
mod_timer(&bp->timer, jiffies + bp->current_interval);
#ifdef BCM_CNIC
+ /* re-read iscsi info */
+ bnx2x_get_iscsi_info(bp);
bnx2x_setup_cnic_irq_info(bp);
if (bp->state == BNX2X_STATE_OPEN)
bnx2x_cnic_notify(bp, CNIC_CTL_START_CMD);
@@ -3409,7 +3398,8 @@ int bnx2x_change_mtu(struct net_device *dev, int new_mtu)
return bnx2x_reload_if_running(dev);
}
-u32 bnx2x_fix_features(struct net_device *dev, u32 features)
+netdev_features_t bnx2x_fix_features(struct net_device *dev,
+ netdev_features_t features)
{
struct bnx2x *bp = netdev_priv(dev);
@@ -3420,7 +3410,7 @@ u32 bnx2x_fix_features(struct net_device *dev, u32 features)
return features;
}
-int bnx2x_set_features(struct net_device *dev, u32 features)
+int bnx2x_set_features(struct net_device *dev, netdev_features_t features)
{
struct bnx2x *bp = netdev_priv(dev);
u32 flags = bp->flags;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
index 283d663da180..80c5ed08e419 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
@@ -533,8 +533,9 @@ int bnx2x_change_mtu(struct net_device *dev, int new_mtu);
*/
int bnx2x_fcoe_get_wwn(struct net_device *dev, u64 *wwn, int type);
#endif
-u32 bnx2x_fix_features(struct net_device *dev, u32 features);
-int bnx2x_set_features(struct net_device *dev, u32 features);
+netdev_features_t bnx2x_fix_features(struct net_device *dev,
+ netdev_features_t features);
+int bnx2x_set_features(struct net_device *dev, netdev_features_t features);
/**
* bnx2x_tx_timeout - tx timeout netdev callback
@@ -874,8 +875,7 @@ static inline void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp)
static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp)
{
/* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */
- memset(fp->sge_mask, 0xff,
- (NUM_RX_SGE >> BIT_VEC64_ELEM_SHIFT)*sizeof(u64));
+ memset(fp->sge_mask, 0xff, sizeof(fp->sge_mask));
/* Clear the two last indices in the page to 1:
these are the indices that correspond to the "next" element,
@@ -911,26 +911,27 @@ static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp,
return 0;
}
-static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp,
- struct bnx2x_fastpath *fp, u16 index)
+static inline int bnx2x_alloc_rx_data(struct bnx2x *bp,
+ struct bnx2x_fastpath *fp, u16 index)
{
- struct sk_buff *skb;
+ u8 *data;
struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index];
struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index];
dma_addr_t mapping;
- skb = netdev_alloc_skb(bp->dev, fp->rx_buf_size);
- if (unlikely(skb == NULL))
+ data = kmalloc(fp->rx_buf_size + NET_SKB_PAD, GFP_ATOMIC);
+ if (unlikely(data == NULL))
return -ENOMEM;
- mapping = dma_map_single(&bp->pdev->dev, skb->data, fp->rx_buf_size,
+ mapping = dma_map_single(&bp->pdev->dev, data + NET_SKB_PAD,
+ fp->rx_buf_size,
DMA_FROM_DEVICE);
if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
- dev_kfree_skb_any(skb);
+ kfree(data);
return -ENOMEM;
}
- rx_buf->skb = skb;
+ rx_buf->data = data;
dma_unmap_addr_set(rx_buf, mapping, mapping);
rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
@@ -939,12 +940,12 @@ static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp,
return 0;
}
-/* note that we are not allocating a new skb,
+/* note that we are not allocating a new buffer,
* we are just moving one from cons to prod
* we are not creating a new mapping,
* so there is no need to check for dma_mapping_error().
*/
-static inline void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp,
+static inline void bnx2x_reuse_rx_data(struct bnx2x_fastpath *fp,
u16 cons, u16 prod)
{
struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons];
@@ -954,7 +955,7 @@ static inline void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp,
dma_unmap_addr_set(prod_rx_buf, mapping,
dma_unmap_addr(cons_rx_buf, mapping));
- prod_rx_buf->skb = cons_rx_buf->skb;
+ prod_rx_buf->data = cons_rx_buf->data;
*prod_bd = *cons_bd;
}
@@ -1030,9 +1031,9 @@ static inline void bnx2x_free_tpa_pool(struct bnx2x *bp,
for (i = 0; i < last; i++) {
struct bnx2x_agg_info *tpa_info = &fp->tpa_info[i];
struct sw_rx_bd *first_buf = &tpa_info->first_buf;
- struct sk_buff *skb = first_buf->skb;
+ u8 *data = first_buf->data;
- if (skb == NULL) {
+ if (data == NULL) {
DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i);
continue;
}
@@ -1040,8 +1041,8 @@ static inline void bnx2x_free_tpa_pool(struct bnx2x *bp,
dma_unmap_single(&bp->pdev->dev,
dma_unmap_addr(first_buf, mapping),
fp->rx_buf_size, DMA_FROM_DEVICE);
- dev_kfree_skb(skb);
- first_buf->skb = NULL;
+ kfree(data);
+ first_buf->data = NULL;
}
}
@@ -1149,7 +1150,7 @@ static inline int bnx2x_alloc_rx_bds(struct bnx2x_fastpath *fp,
* fp->eth_q_stats.rx_skb_alloc_failed = 0
*/
for (i = 0; i < rx_ring_size; i++) {
- if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) {
+ if (bnx2x_alloc_rx_data(bp, fp, ring_prod) < 0) {
fp->eth_q_stats.rx_skb_alloc_failed++;
continue;
}
@@ -1318,6 +1319,7 @@ static inline void bnx2x_init_fcoe_fp(struct bnx2x *bp)
struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp);
unsigned long q_type = 0;
+ bnx2x_fcoe(bp, rx_queue) = BNX2X_NUM_ETH_QUEUES(bp);
bnx2x_fcoe(bp, cl_id) = bnx2x_cnic_eth_cl_id(bp,
BNX2X_FCOE_ETH_CL_ID_IDX);
/** Current BNX2X_FCOE_ETH_CID deffinition implies not more than
@@ -1488,4 +1490,68 @@ static inline u16 bnx2x_extract_max_cfg(struct bnx2x *bp, u32 mf_cfg)
return max_cfg;
}
+#ifdef BCM_CNIC
+/**
+ * bnx2x_get_iscsi_info - update iSCSI params according to licensing info.
+ *
+ * @bp: driver handle
+ *
+ */
+void bnx2x_get_iscsi_info(struct bnx2x *bp);
+#endif
+
+/* returns func by VN for current port */
+static inline int func_by_vn(struct bnx2x *bp, int vn)
+{
+ return 2 * vn + BP_PORT(bp);
+}
+
+/**
+ * bnx2x_link_sync_notify - send notification to other functions.
+ *
+ * @bp: driver handle
+ *
+ */
+static inline void bnx2x_link_sync_notify(struct bnx2x *bp)
+{
+ int func;
+ int vn;
+
+ /* Set the attention towards other drivers on the same port */
+ for (vn = VN_0; vn < BP_MAX_VN_NUM(bp); vn++) {
+ if (vn == BP_VN(bp))
+ continue;
+
+ func = func_by_vn(bp, vn);
+ REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
+ (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
+ }
+}
+
+/**
+ * bnx2x_update_drv_flags - update flags in shmem
+ *
+ * @bp: driver handle
+ * @flags: flags to update
+ * @set: set or clear
+ *
+ */
+static inline void bnx2x_update_drv_flags(struct bnx2x *bp, u32 flags, u32 set)
+{
+ if (SHMEM2_HAS(bp, drv_flags)) {
+ u32 drv_flags;
+ bnx2x_acquire_hw_lock(bp, HW_LOCK_DRV_FLAGS);
+ drv_flags = SHMEM2_RD(bp, drv_flags);
+
+ if (set)
+ SET_FLAGS(drv_flags, flags);
+ else
+ RESET_FLAGS(drv_flags, flags);
+
+ SHMEM2_WR(bp, drv_flags, drv_flags);
+ DP(NETIF_MSG_HW, "drv_flags 0x%08x\n", drv_flags);
+ bnx2x_release_hw_lock(bp, HW_LOCK_DRV_FLAGS);
+ }
+}
+
#endif /* BNX2X_CMN_H */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
index 51bd7485ab18..5051cf3deb20 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
@@ -685,24 +685,6 @@ int bnx2x_dcbnl_update_applist(struct bnx2x *bp, bool delall)
}
#endif
-static inline void bnx2x_update_drv_flags(struct bnx2x *bp, u32 flags, u32 set)
-{
- if (SHMEM2_HAS(bp, drv_flags)) {
- u32 drv_flags;
- bnx2x_acquire_hw_lock(bp, HW_LOCK_DRV_FLAGS);
- drv_flags = SHMEM2_RD(bp, drv_flags);
-
- if (set)
- SET_FLAGS(drv_flags, flags);
- else
- RESET_FLAGS(drv_flags, flags);
-
- SHMEM2_WR(bp, drv_flags, drv_flags);
- DP(NETIF_MSG_HW, "drv_flags 0x%08x\n", drv_flags);
- bnx2x_release_hw_lock(bp, HW_LOCK_DRV_FLAGS);
- }
-}
-
static inline void bnx2x_dcbx_update_tc_mapping(struct bnx2x *bp)
{
u8 prio, cos;
@@ -755,18 +737,26 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state)
/* mark DCBX result for PMF migration */
bnx2x_update_drv_flags(bp, DRV_FLAGS_DCB_CONFIGURED, 1);
#ifdef BCM_DCBNL
- /**
+ /*
* Add new app tlvs to dcbnl
*/
bnx2x_dcbnl_update_applist(bp, false);
#endif
- bnx2x_dcbx_stop_hw_tx(bp);
-
- /* reconfigure the netdevice with the results of the new
+ /*
+ * reconfigure the netdevice with the results of the new
* dcbx negotiation.
*/
bnx2x_dcbx_update_tc_mapping(bp);
+ /*
+ * allow other funtions to update their netdevices
+ * accordingly
+ */
+ if (IS_MF(bp))
+ bnx2x_link_sync_notify(bp);
+
+ bnx2x_dcbx_stop_hw_tx(bp);
+
return;
}
case BNX2X_DCBX_STATE_TX_PAUSED:
@@ -775,6 +765,7 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state)
bnx2x_dcbx_update_ets_params(bp);
bnx2x_dcbx_resume_hw_tx(bp);
+
return;
case BNX2X_DCBX_STATE_TX_RELEASED:
DP(NETIF_MSG_LINK, "BNX2X_DCBX_STATE_TX_RELEASED\n");
@@ -883,7 +874,7 @@ static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp,
/*For IEEE admin_recommendation_bw_precentage
*For IEEE admin_recommendation_ets_pg */
af->pfc.pri_en_bitmap = (u8)dp->admin_pfc_bitmap;
- for (i = 0; i < 4; i++) {
+ for (i = 0; i < DCBX_CONFIG_MAX_APP_PROTOCOL; i++) {
if (dp->admin_priority_app_table[i].valid) {
struct bnx2x_admin_priority_app_table *table =
dp->admin_priority_app_table;
@@ -923,7 +914,7 @@ static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp,
void bnx2x_dcbx_set_state(struct bnx2x *bp, bool dcb_on, u32 dcbx_enabled)
{
- if (!CHIP_IS_E1x(bp) && !CHIP_IS_E3(bp)) {
+ if (!CHIP_IS_E1x(bp)) {
bp->dcb_state = dcb_on;
bp->dcbx_enabled = dcbx_enabled;
} else {
@@ -1863,7 +1854,7 @@ static void bnx2x_dcbx_fw_struct(struct bnx2x *bp,
void bnx2x_dcbx_pmf_update(struct bnx2x *bp)
{
/* if we need to syncronize DCBX result from prev PMF
- * read it from shmem and update bp accordingly
+ * read it from shmem and update bp and netdev accordingly
*/
if (SHMEM2_HAS(bp, drv_flags) &&
GET_FLAGS(SHMEM2_RD(bp, drv_flags), DRV_FLAGS_DCB_CONFIGURED)) {
@@ -1875,6 +1866,22 @@ void bnx2x_dcbx_pmf_update(struct bnx2x *bp)
bp->dcbx_error);
bnx2x_get_dcbx_drv_param(bp, &bp->dcbx_local_feat,
bp->dcbx_error);
+#ifdef BCM_DCBNL
+ /*
+ * Add new app tlvs to dcbnl
+ */
+ bnx2x_dcbnl_update_applist(bp, false);
+ /*
+ * Send a notification for the new negotiated parameters
+ */
+ dcbnl_cee_notify(bp->dev, RTM_GETDCB, DCB_CMD_CEE_GET, 0, 0);
+#endif
+ /*
+ * reconfigure the netdevice with the results of the new
+ * dcbx negotiation.
+ */
+ bnx2x_dcbx_update_tc_mapping(bp);
+
}
}
@@ -2242,7 +2249,7 @@ static int bnx2x_set_admin_app_up(struct bnx2x *bp, u8 idtype, u16 idval, u8 up)
int i, ff;
/* iterate over the app entries looking for idtype and idval */
- for (i = 0, ff = -1; i < 4; i++) {
+ for (i = 0, ff = -1; i < DCBX_CONFIG_MAX_APP_PROTOCOL; i++) {
struct bnx2x_admin_priority_app_table *app_ent =
&bp->dcbx_config_params.admin_priority_app_table[i];
if (bnx2x_admin_app_is_equal(app_ent, idtype, idval))
@@ -2251,7 +2258,7 @@ static int bnx2x_set_admin_app_up(struct bnx2x *bp, u8 idtype, u16 idval, u8 up)
if (ff < 0 && !app_ent->valid)
ff = i;
}
- if (i < 4)
+ if (i < DCBX_CONFIG_MAX_APP_PROTOCOL)
/* if found overwrite up */
bp->dcbx_config_params.
admin_priority_app_table[i].priority = up;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h
index 2c6a3bca6f28..2ab9254e2d5e 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h
@@ -90,6 +90,7 @@ struct bnx2x_admin_priority_app_table {
u32 app_id;
};
+#define DCBX_CONFIG_MAX_APP_PROTOCOL 4
struct bnx2x_config_dcbx_params {
u32 overwrite_settings;
u32 admin_dcbx_version;
@@ -109,7 +110,8 @@ struct bnx2x_config_dcbx_params {
u32 admin_recommendation_bw_precentage[8];
u32 admin_recommendation_ets_pg[8];
u32 admin_pfc_bitmap;
- struct bnx2x_admin_priority_app_table admin_priority_app_table[4];
+ struct bnx2x_admin_priority_app_table
+ admin_priority_app_table[DCBX_CONFIG_MAX_APP_PROTOCOL];
u32 admin_default_priority;
};
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
index f0ca8b27a55e..ec318711f483 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
@@ -761,8 +761,8 @@ static void bnx2x_get_drvinfo(struct net_device *dev,
struct bnx2x *bp = netdev_priv(dev);
u8 phy_fw_ver[PHY_FW_VER_LEN];
- strcpy(info->driver, DRV_MODULE_NAME);
- strcpy(info->version, DRV_MODULE_VERSION);
+ strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
+ strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
phy_fw_ver[0] = '\0';
if (bp->port.pmf) {
@@ -773,14 +773,14 @@ static void bnx2x_get_drvinfo(struct net_device *dev,
bnx2x_release_phy_lock(bp);
}
- strncpy(info->fw_version, bp->fw_ver, 32);
+ strlcpy(info->fw_version, bp->fw_ver, sizeof(info->fw_version));
snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
"bc %d.%d.%d%s%s",
(bp->common.bc_ver & 0xff0000) >> 16,
(bp->common.bc_ver & 0xff00) >> 8,
(bp->common.bc_ver & 0xff),
((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
- strcpy(info->bus_info, pci_name(bp->pdev));
+ strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
info->n_stats = BNX2X_NUM_STATS;
info->testinfo_len = BNX2X_NUM_TESTS;
info->eedump_len = bp->common.flash_size;
@@ -1740,6 +1740,7 @@ static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
struct sw_rx_bd *rx_buf;
u16 len;
int rc = -ENODEV;
+ u8 *data;
/* check the loopback mode */
switch (loopback_mode) {
@@ -1865,10 +1866,9 @@ static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
dma_sync_single_for_cpu(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping),
fp_rx->rx_buf_size, DMA_FROM_DEVICE);
- skb = rx_buf->skb;
- skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
+ data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
for (i = ETH_HLEN; i < pkt_size; i++)
- if (*(skb->data + i) != (unsigned char) (i & 0xff))
+ if (*(data + i) != (unsigned char) (i & 0xff))
goto test_loopback_rx_exit;
rc = 0;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 2f6361e949f0..0cdbb70ef83e 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -2318,12 +2318,6 @@ static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
}
-/* returns func by VN for current port */
-static inline int func_by_vn(struct bnx2x *bp, int vn)
-{
- return 2 * vn + BP_PORT(bp);
-}
-
static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
{
struct rate_shaping_vars_per_vn m_rs_vn;
@@ -2475,22 +2469,6 @@ static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
"rate shaping and fairness are disabled\n");
}
-static inline void bnx2x_link_sync_notify(struct bnx2x *bp)
-{
- int func;
- int vn;
-
- /* Set the attention towards other drivers on the same port */
- for (vn = VN_0; vn < BP_MAX_VN_NUM(bp); vn++) {
- if (vn == BP_VN(bp))
- continue;
-
- func = func_by_vn(bp, vn);
- REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
- (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
- }
-}
-
/* This function is called upon link interrupt */
static void bnx2x_link_attn(struct bnx2x *bp)
{
@@ -2549,6 +2527,9 @@ void bnx2x__link_status_update(struct bnx2x *bp)
if (bp->state != BNX2X_STATE_OPEN)
return;
+ /* read updated dcb configuration */
+ bnx2x_dcbx_pmf_update(bp);
+
bnx2x_link_status_update(&bp->link_params, &bp->link_vars);
if (bp->link_vars.link_up)
@@ -2808,8 +2789,8 @@ static void bnx2x_pf_rx_q_prep(struct bnx2x *bp,
/* This should be a maximum number of data bytes that may be
* placed on the BD (not including paddings).
*/
- rxq_init->buf_sz = fp->rx_buf_size - BNX2X_FW_RX_ALIGN -
- IP_HEADER_ALIGNMENT_PADDING;
+ rxq_init->buf_sz = fp->rx_buf_size - BNX2X_FW_RX_ALIGN_START -
+ BNX2X_FW_RX_ALIGN_END - IP_HEADER_ALIGNMENT_PADDING;
rxq_init->cl_qzone_id = fp->cl_qzone_id;
rxq_init->tpa_agg_sz = tpa_agg_size;
@@ -3318,6 +3299,17 @@ static inline void bnx2x_fan_failure(struct bnx2x *bp)
netdev_err(bp->dev, "Fan Failure on Network Controller has caused"
" the driver to shutdown the card to prevent permanent"
" damage. Please contact OEM Support for assistance\n");
+
+ /*
+ * Scheudle device reset (unload)
+ * This is due to some boards consuming sufficient power when driver is
+ * up to overheat if fan fails.
+ */
+ smp_mb__before_clear_bit();
+ set_bit(BNX2X_SP_RTNL_FAN_FAILURE, &bp->sp_rtnl_state);
+ smp_mb__after_clear_bit();
+ schedule_delayed_work(&bp->sp_rtnl_task, 0);
+
}
static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
@@ -5247,7 +5239,7 @@ static void bnx2x_init_eth_fp(struct bnx2x *bp, int fp_idx)
u8 cos;
unsigned long q_type = 0;
u32 cids[BNX2X_MULTI_TX_COS] = { 0 };
-
+ fp->rx_queue = fp_idx;
fp->cid = fp_idx;
fp->cl_id = bnx2x_fp_cl_id(fp);
fp->fw_sb_id = bnx2x_fp_fw_sb_id(fp);
@@ -8522,6 +8514,17 @@ sp_rtnl_not_reset:
if (test_and_clear_bit(BNX2X_SP_RTNL_SETUP_TC, &bp->sp_rtnl_state))
bnx2x_setup_tc(bp->dev, bp->dcbx_port_params.ets.num_of_cos);
+ /*
+ * in case of fan failure we need to reset id if the "stop on error"
+ * debug flag is set, since we trying to prevent permanent overheating
+ * damage
+ */
+ if (test_and_clear_bit(BNX2X_SP_RTNL_FAN_FAILURE, &bp->sp_rtnl_state)) {
+ DP(BNX2X_MSG_SP, "fan failure detected. Unloading driver\n");
+ netif_device_detach(bp->dev);
+ bnx2x_close(bp->dev);
+ }
+
sp_rtnl_exit:
rtnl_unlock();
}
@@ -9268,21 +9271,38 @@ static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp)
}
#ifdef BCM_CNIC
-static void __devinit bnx2x_get_cnic_info(struct bnx2x *bp)
+void bnx2x_get_iscsi_info(struct bnx2x *bp)
{
int port = BP_PORT(bp);
- int func = BP_ABS_FUNC(bp);
u32 max_iscsi_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp,
drv_lic_key[port].max_iscsi_conn);
- u32 max_fcoe_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp,
- drv_lic_key[port].max_fcoe_conn);
- /* Get the number of maximum allowed iSCSI and FCoE connections */
+ /* Get the number of maximum allowed iSCSI connections */
bp->cnic_eth_dev.max_iscsi_conn =
(max_iscsi_conn & BNX2X_MAX_ISCSI_INIT_CONN_MASK) >>
BNX2X_MAX_ISCSI_INIT_CONN_SHIFT;
+ BNX2X_DEV_INFO("max_iscsi_conn 0x%x\n",
+ bp->cnic_eth_dev.max_iscsi_conn);
+
+ /*
+ * If maximum allowed number of connections is zero -
+ * disable the feature.
+ */
+ if (!bp->cnic_eth_dev.max_iscsi_conn)
+ bp->flags |= NO_ISCSI_FLAG;
+}
+
+static void __devinit bnx2x_get_fcoe_info(struct bnx2x *bp)
+{
+ int port = BP_PORT(bp);
+ int func = BP_ABS_FUNC(bp);
+
+ u32 max_fcoe_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp,
+ drv_lic_key[port].max_fcoe_conn);
+
+ /* Get the number of maximum allowed FCoE connections */
bp->cnic_eth_dev.max_fcoe_conn =
(max_fcoe_conn & BNX2X_MAX_FCOE_INIT_CONN_MASK) >>
BNX2X_MAX_FCOE_INIT_CONN_SHIFT;
@@ -9334,20 +9354,26 @@ static void __devinit bnx2x_get_cnic_info(struct bnx2x *bp)
}
}
- BNX2X_DEV_INFO("max_iscsi_conn 0x%x max_fcoe_conn 0x%x\n",
- bp->cnic_eth_dev.max_iscsi_conn,
- bp->cnic_eth_dev.max_fcoe_conn);
+ BNX2X_DEV_INFO("max_fcoe_conn 0x%x\n", bp->cnic_eth_dev.max_fcoe_conn);
/*
* If maximum allowed number of connections is zero -
* disable the feature.
*/
- if (!bp->cnic_eth_dev.max_iscsi_conn)
- bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG;
-
if (!bp->cnic_eth_dev.max_fcoe_conn)
bp->flags |= NO_FCOE_FLAG;
}
+
+static void __devinit bnx2x_get_cnic_info(struct bnx2x *bp)
+{
+ /*
+ * iSCSI may be dynamically disabled but reading
+ * info here we will decrease memory usage by driver
+ * if the feature is disabled for good
+ */
+ bnx2x_get_iscsi_info(bp);
+ bnx2x_get_fcoe_info(bp);
+}
#endif
static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp)
@@ -9965,7 +9991,7 @@ static int bnx2x_open(struct net_device *dev)
}
/* called with rtnl_lock */
-static int bnx2x_close(struct net_device *dev)
+int bnx2x_close(struct net_device *dev)
{
struct bnx2x *bp = netdev_priv(dev);
@@ -10823,8 +10849,8 @@ static int __devinit bnx2x_init_one(struct pci_dev *pdev,
bp->qm_cid_count = bnx2x_set_qm_cid_count(bp);
#ifdef BCM_CNIC
- /* disable FCOE L2 queue for E1x and E3*/
- if (CHIP_IS_E1x(bp) || CHIP_IS_E3(bp))
+ /* disable FCOE L2 queue for E1x */
+ if (CHIP_IS_E1x(bp))
bp->flags |= NO_FCOE_FLAG;
#endif
@@ -11561,7 +11587,7 @@ static int bnx2x_unregister_cnic(struct net_device *dev)
mutex_lock(&bp->cnic_mutex);
cp->drv_state = 0;
- rcu_assign_pointer(bp->cnic_ops, NULL);
+ RCU_INIT_POINTER(bp->cnic_ops, NULL);
mutex_unlock(&bp->cnic_mutex);
synchronize_rcu();
kfree(bp->cnic_kwq);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
index 02ac6a771bf9..3034f0e31938 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
@@ -1349,12 +1349,14 @@ void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
enum bnx2x_stats_state state;
if (unlikely(bp->panic))
return;
- bnx2x_stats_stm[bp->stats_state][event].action(bp);
+
spin_lock_bh(&bp->stats_lock);
state = bp->stats_state;
bp->stats_state = bnx2x_stats_stm[state][event].next_state;
spin_unlock_bh(&bp->stats_lock);
+ bnx2x_stats_stm[state][event].action(bp);
+
if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
state, event, bp->stats_state);
diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 6f10c6939834..b336e55e0d80 100644
--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c
@@ -506,7 +506,7 @@ int cnic_unregister_driver(int ulp_type)
}
read_unlock(&cnic_dev_lock);
- rcu_assign_pointer(cnic_ulp_tbl[ulp_type], NULL);
+ RCU_INIT_POINTER(cnic_ulp_tbl[ulp_type], NULL);
mutex_unlock(&cnic_lock);
synchronize_rcu();
@@ -579,7 +579,7 @@ static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type)
}
mutex_lock(&cnic_lock);
if (rcu_dereference(cp->ulp_ops[ulp_type])) {
- rcu_assign_pointer(cp->ulp_ops[ulp_type], NULL);
+ RCU_INIT_POINTER(cp->ulp_ops[ulp_type], NULL);
cnic_put(dev);
} else {
pr_err("%s: device not registered to this ulp type %d\n",
@@ -3475,7 +3475,7 @@ static int cnic_get_v6_route(struct sockaddr_in6 *dst_addr,
struct flowi6 fl6;
memset(&fl6, 0, sizeof(fl6));
- ipv6_addr_copy(&fl6.daddr, &dst_addr->sin6_addr);
+ fl6.daddr = dst_addr->sin6_addr;
if (ipv6_addr_type(&fl6.daddr) & IPV6_ADDR_LINKLOCAL)
fl6.flowi6_oif = dst_addr->sin6_scope_id;
@@ -5134,7 +5134,7 @@ static void cnic_stop_hw(struct cnic_dev *dev)
}
cnic_shutdown_rings(dev);
clear_bit(CNIC_F_CNIC_UP, &dev->flags);
- rcu_assign_pointer(cp->ulp_ops[CNIC_ULP_L4], NULL);
+ RCU_INIT_POINTER(cp->ulp_ops[CNIC_ULP_L4], NULL);
synchronize_rcu();
cnic_cm_shutdown(dev);
cp->stop_hw(dev);
diff --git a/drivers/net/ethernet/broadcom/sb1250-mac.c b/drivers/net/ethernet/broadcom/sb1250-mac.c
index 0a1d7f279fc8..aa58f9e3f913 100644
--- a/drivers/net/ethernet/broadcom/sb1250-mac.c
+++ b/drivers/net/ethernet/broadcom/sb1250-mac.c
@@ -163,7 +163,6 @@ enum sbmac_state {
#define SBMAC_MAX_TXDESCR 256
#define SBMAC_MAX_RXDESCR 256
-#define ETHER_ADDR_LEN 6
#define ENET_PACKET_SIZE 1518
/*#define ENET_PACKET_SIZE 9216 */
@@ -266,7 +265,7 @@ struct sbmac_softc {
int sbm_pause; /* current pause setting */
int sbm_link; /* current link state */
- unsigned char sbm_hwaddr[ETHER_ADDR_LEN];
+ unsigned char sbm_hwaddr[ETH_ALEN];
struct sbmacdma sbm_txdma; /* only channel 0 for now */
struct sbmacdma sbm_rxdma;
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index bf4074167d6a..0acb279dcf5c 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -194,7 +194,7 @@ static inline void _tg3_flag_clear(enum TG3_FLAGS flag, unsigned long *bits)
#if (NET_IP_ALIGN != 0)
#define TG3_RX_OFFSET(tp) ((tp)->rx_offset)
#else
-#define TG3_RX_OFFSET(tp) 0
+#define TG3_RX_OFFSET(tp) (NET_SKB_PAD)
#endif
/* minimum number of free TX descriptors required to wake up TX process */
@@ -1706,18 +1706,12 @@ static u8 tg3_resolve_flowctrl_1000X(u16 lcladv, u16 rmtadv)
{
u8 cap = 0;
- if (lcladv & ADVERTISE_1000XPAUSE) {
- if (lcladv & ADVERTISE_1000XPSE_ASYM) {
- if (rmtadv & LPA_1000XPAUSE)
- cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
- else if (rmtadv & LPA_1000XPAUSE_ASYM)
- cap = FLOW_CTRL_RX;
- } else {
- if (rmtadv & LPA_1000XPAUSE)
- cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
- }
- } else if (lcladv & ADVERTISE_1000XPSE_ASYM) {
- if ((rmtadv & LPA_1000XPAUSE) && (rmtadv & LPA_1000XPAUSE_ASYM))
+ if (lcladv & rmtadv & ADVERTISE_1000XPAUSE) {
+ cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
+ } else if (lcladv & rmtadv & ADVERTISE_1000XPSE_ASYM) {
+ if (lcladv & ADVERTISE_1000XPAUSE)
+ cap = FLOW_CTRL_RX;
+ if (rmtadv & ADVERTISE_1000XPAUSE)
cap = FLOW_CTRL_TX;
}
@@ -3594,15 +3588,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
u32 val, new_adv;
new_adv = ADVERTISE_CSMA;
- if (advertise & ADVERTISED_10baseT_Half)
- new_adv |= ADVERTISE_10HALF;
- if (advertise & ADVERTISED_10baseT_Full)
- new_adv |= ADVERTISE_10FULL;
- if (advertise & ADVERTISED_100baseT_Half)
- new_adv |= ADVERTISE_100HALF;
- if (advertise & ADVERTISED_100baseT_Full)
- new_adv |= ADVERTISE_100FULL;
-
+ new_adv |= ethtool_adv_to_mii_adv_t(advertise) & ADVERTISE_ALL;
new_adv |= tg3_advert_flowctrl_1000T(flowctrl);
err = tg3_writephy(tp, MII_ADVERTISE, new_adv);
@@ -3612,11 +3598,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
if (tp->phy_flags & TG3_PHYFLG_10_100_ONLY)
goto done;
- new_adv = 0;
- if (advertise & ADVERTISED_1000baseT_Half)
- new_adv |= ADVERTISE_1000HALF;
- if (advertise & ADVERTISED_1000baseT_Full)
- new_adv |= ADVERTISE_1000FULL;
+ new_adv = ethtool_adv_to_mii_ctrl1000_t(advertise);
if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
@@ -3790,14 +3772,7 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp, u32 mask)
{
u32 adv_reg, all_mask = 0;
- if (mask & ADVERTISED_10baseT_Half)
- all_mask |= ADVERTISE_10HALF;
- if (mask & ADVERTISED_10baseT_Full)
- all_mask |= ADVERTISE_10FULL;
- if (mask & ADVERTISED_100baseT_Half)
- all_mask |= ADVERTISE_100HALF;
- if (mask & ADVERTISED_100baseT_Full)
- all_mask |= ADVERTISE_100FULL;
+ all_mask = ethtool_adv_to_mii_adv_t(mask) & ADVERTISE_ALL;
if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
return 0;
@@ -3808,11 +3783,7 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp, u32 mask)
if (!(tp->phy_flags & TG3_PHYFLG_10_100_ONLY)) {
u32 tg3_ctrl;
- all_mask = 0;
- if (mask & ADVERTISED_1000baseT_Half)
- all_mask |= ADVERTISE_1000HALF;
- if (mask & ADVERTISED_1000baseT_Full)
- all_mask |= ADVERTISE_1000FULL;
+ all_mask = ethtool_adv_to_mii_ctrl1000_t(mask);
if (tg3_readphy(tp, MII_CTRL1000, &tg3_ctrl))
return 0;
@@ -3961,6 +3932,7 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
current_link_up = 0;
current_speed = SPEED_INVALID;
current_duplex = DUPLEX_INVALID;
+ tp->phy_flags &= ~TG3_PHYFLG_MDIX_STATE;
if (tp->phy_flags & TG3_PHYFLG_CAPACITIVE_COUPLING) {
err = tg3_phy_auxctl_read(tp,
@@ -4033,8 +4005,22 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
}
if (current_link_up == 1 &&
- tp->link_config.active_duplex == DUPLEX_FULL)
+ tp->link_config.active_duplex == DUPLEX_FULL) {
+ u32 reg, bit;
+
+ if (tp->phy_flags & TG3_PHYFLG_IS_FET) {
+ reg = MII_TG3_FET_GEN_STAT;
+ bit = MII_TG3_FET_GEN_STAT_MDIXSTAT;
+ } else {
+ reg = MII_TG3_EXT_STAT;
+ bit = MII_TG3_EXT_STAT_MDIX;
+ }
+
+ if (!tg3_readphy(tp, reg, &val) && (val & bit))
+ tp->phy_flags |= TG3_PHYFLG_MDIX_STATE;
+
tg3_setup_flow_control(tp, lcl_adv, rmt_adv);
+ }
}
relink:
@@ -4903,23 +4889,19 @@ static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
(tp->phy_flags & TG3_PHYFLG_PARALLEL_DETECT)) {
/* do nothing, just check for link up at the end */
} else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
- u32 adv, new_adv;
+ u32 adv, newadv;
err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
- new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
- ADVERTISE_1000XPAUSE |
- ADVERTISE_1000XPSE_ASYM |
- ADVERTISE_SLCT);
-
- new_adv |= tg3_advert_flowctrl_1000X(tp->link_config.flowctrl);
+ newadv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
+ ADVERTISE_1000XPAUSE |
+ ADVERTISE_1000XPSE_ASYM |
+ ADVERTISE_SLCT);
- if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
- new_adv |= ADVERTISE_1000XHALF;
- if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
- new_adv |= ADVERTISE_1000XFULL;
+ newadv |= tg3_advert_flowctrl_1000X(tp->link_config.flowctrl);
+ newadv |= ethtool_adv_to_mii_adv_x(tp->link_config.advertising);
- if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
- tg3_writephy(tp, MII_ADVERTISE, new_adv);
+ if ((newadv != adv) || !(bmcr & BMCR_ANENABLE)) {
+ tg3_writephy(tp, MII_ADVERTISE, newadv);
bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
tg3_writephy(tp, MII_BMCR, bmcr);
@@ -5397,15 +5379,15 @@ static void tg3_tx(struct tg3_napi *tnapi)
}
}
-static void tg3_rx_skb_free(struct tg3 *tp, struct ring_info *ri, u32 map_sz)
+static void tg3_rx_data_free(struct tg3 *tp, struct ring_info *ri, u32 map_sz)
{
- if (!ri->skb)
+ if (!ri->data)
return;
pci_unmap_single(tp->pdev, dma_unmap_addr(ri, mapping),
map_sz, PCI_DMA_FROMDEVICE);
- dev_kfree_skb_any(ri->skb);
- ri->skb = NULL;
+ kfree(ri->data);
+ ri->data = NULL;
}
/* Returns size of skb allocated or < 0 on error.
@@ -5419,28 +5401,28 @@ static void tg3_rx_skb_free(struct tg3 *tp, struct ring_info *ri, u32 map_sz)
* buffers the cpu only reads the last cacheline of the RX descriptor
* (to fetch the error flags, vlan tag, checksum, and opaque cookie).
*/
-static int tg3_alloc_rx_skb(struct tg3 *tp, struct tg3_rx_prodring_set *tpr,
+static int tg3_alloc_rx_data(struct tg3 *tp, struct tg3_rx_prodring_set *tpr,
u32 opaque_key, u32 dest_idx_unmasked)
{
struct tg3_rx_buffer_desc *desc;
struct ring_info *map;
- struct sk_buff *skb;
+ u8 *data;
dma_addr_t mapping;
- int skb_size, dest_idx;
+ int skb_size, data_size, dest_idx;
switch (opaque_key) {
case RXD_OPAQUE_RING_STD:
dest_idx = dest_idx_unmasked & tp->rx_std_ring_mask;
desc = &tpr->rx_std[dest_idx];
map = &tpr->rx_std_buffers[dest_idx];
- skb_size = tp->rx_pkt_map_sz;
+ data_size = tp->rx_pkt_map_sz;
break;
case RXD_OPAQUE_RING_JUMBO:
dest_idx = dest_idx_unmasked & tp->rx_jmb_ring_mask;
desc = &tpr->rx_jmb[dest_idx].std;
map = &tpr->rx_jmb_buffers[dest_idx];
- skb_size = TG3_RX_JMB_MAP_SZ;
+ data_size = TG3_RX_JMB_MAP_SZ;
break;
default:
@@ -5453,31 +5435,33 @@ static int tg3_alloc_rx_skb(struct tg3 *tp, struct tg3_rx_prodring_set *tpr,
* Callers depend upon this behavior and assume that
* we leave everything unchanged if we fail.
*/
- skb = netdev_alloc_skb(tp->dev, skb_size + TG3_RX_OFFSET(tp));
- if (skb == NULL)
+ skb_size = SKB_DATA_ALIGN(data_size + TG3_RX_OFFSET(tp)) +
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
+ data = kmalloc(skb_size, GFP_ATOMIC);
+ if (!data)
return -ENOMEM;
- skb_reserve(skb, TG3_RX_OFFSET(tp));
-
- mapping = pci_map_single(tp->pdev, skb->data, skb_size,
+ mapping = pci_map_single(tp->pdev,
+ data + TG3_RX_OFFSET(tp),
+ data_size,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(tp->pdev, mapping)) {
- dev_kfree_skb(skb);
+ kfree(data);
return -EIO;
}
- map->skb = skb;
+ map->data = data;
dma_unmap_addr_set(map, mapping, mapping);
desc->addr_hi = ((u64)mapping >> 32);
desc->addr_lo = ((u64)mapping & 0xffffffff);
- return skb_size;
+ return data_size;
}
/* We only need to move over in the address because the other
* members of the RX descriptor are invariant. See notes above
- * tg3_alloc_rx_skb for full details.
+ * tg3_alloc_rx_data for full details.
*/
static void tg3_recycle_rx(struct tg3_napi *tnapi,
struct tg3_rx_prodring_set *dpr,
@@ -5511,7 +5495,7 @@ static void tg3_recycle_rx(struct tg3_napi *tnapi,
return;
}
- dest_map->skb = src_map->skb;
+ dest_map->data = src_map->data;
dma_unmap_addr_set(dest_map, mapping,
dma_unmap_addr(src_map, mapping));
dest_desc->addr_hi = src_desc->addr_hi;
@@ -5522,7 +5506,7 @@ static void tg3_recycle_rx(struct tg3_napi *tnapi,
*/
smp_wmb();
- src_map->skb = NULL;
+ src_map->data = NULL;
}
/* The RX ring scheme is composed of multiple rings which post fresh
@@ -5576,19 +5560,20 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
struct sk_buff *skb;
dma_addr_t dma_addr;
u32 opaque_key, desc_idx, *post_ptr;
+ u8 *data;
desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
if (opaque_key == RXD_OPAQUE_RING_STD) {
ri = &tp->napi[0].prodring.rx_std_buffers[desc_idx];
dma_addr = dma_unmap_addr(ri, mapping);
- skb = ri->skb;
+ data = ri->data;
post_ptr = &std_prod_idx;
rx_std_posted++;
} else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
ri = &tp->napi[0].prodring.rx_jmb_buffers[desc_idx];
dma_addr = dma_unmap_addr(ri, mapping);
- skb = ri->skb;
+ data = ri->data;
post_ptr = &jmb_prod_idx;
} else
goto next_pkt_nopost;
@@ -5606,13 +5591,14 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
goto next_pkt;
}
+ prefetch(data + TG3_RX_OFFSET(tp));
len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) -
ETH_FCS_LEN;
if (len > TG3_RX_COPY_THRESH(tp)) {
int skb_size;
- skb_size = tg3_alloc_rx_skb(tp, tpr, opaque_key,
+ skb_size = tg3_alloc_rx_data(tp, tpr, opaque_key,
*post_ptr);
if (skb_size < 0)
goto drop_it;
@@ -5620,35 +5606,37 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
pci_unmap_single(tp->pdev, dma_addr, skb_size,
PCI_DMA_FROMDEVICE);
- /* Ensure that the update to the skb happens
+ skb = build_skb(data);
+ if (!skb) {
+ kfree(data);
+ goto drop_it_no_recycle;
+ }
+ skb_reserve(skb, TG3_RX_OFFSET(tp));
+ /* Ensure that the update to the data happens
* after the usage of the old DMA mapping.
*/
smp_wmb();
- ri->skb = NULL;
+ ri->data = NULL;
- skb_put(skb, len);
} else {
- struct sk_buff *copy_skb;
-
tg3_recycle_rx(tnapi, tpr, opaque_key,
desc_idx, *post_ptr);
- copy_skb = netdev_alloc_skb(tp->dev, len +
- TG3_RAW_IP_ALIGN);
- if (copy_skb == NULL)
+ skb = netdev_alloc_skb(tp->dev,
+ len + TG3_RAW_IP_ALIGN);
+ if (skb == NULL)
goto drop_it_no_recycle;
- skb_reserve(copy_skb, TG3_RAW_IP_ALIGN);
- skb_put(copy_skb, len);
+ skb_reserve(skb, TG3_RAW_IP_ALIGN);
pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
- skb_copy_from_linear_data(skb, copy_skb->data, len);
+ memcpy(skb->data,
+ data + TG3_RX_OFFSET(tp),
+ len);
pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
-
- /* We'll reuse the original ring buffer. */
- skb = copy_skb;
}
+ skb_put(skb, len);
if ((tp->dev->features & NETIF_F_RXCSUM) &&
(desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
(((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
@@ -5787,7 +5775,7 @@ static int tg3_rx_prodring_xfer(struct tg3 *tp,
di = dpr->rx_std_prod_idx;
for (i = di; i < di + cpycnt; i++) {
- if (dpr->rx_std_buffers[i].skb) {
+ if (dpr->rx_std_buffers[i].data) {
cpycnt = i - di;
err = -ENOSPC;
break;
@@ -5845,7 +5833,7 @@ static int tg3_rx_prodring_xfer(struct tg3 *tp,
di = dpr->rx_jmb_prod_idx;
for (i = di; i < di + cpycnt; i++) {
- if (dpr->rx_jmb_buffers[i].skb) {
+ if (dpr->rx_jmb_buffers[i].data) {
cpycnt = i - di;
err = -ENOSPC;
break;
@@ -6968,7 +6956,7 @@ static int tg3_phy_lpbk_set(struct tg3 *tp, u32 speed, bool extlpbk)
return 0;
}
-static void tg3_set_loopback(struct net_device *dev, u32 features)
+static void tg3_set_loopback(struct net_device *dev, netdev_features_t features)
{
struct tg3 *tp = netdev_priv(dev);
@@ -6994,7 +6982,8 @@ static void tg3_set_loopback(struct net_device *dev, u32 features)
}
}
-static u32 tg3_fix_features(struct net_device *dev, u32 features)
+static netdev_features_t tg3_fix_features(struct net_device *dev,
+ netdev_features_t features)
{
struct tg3 *tp = netdev_priv(dev);
@@ -7004,9 +6993,9 @@ static u32 tg3_fix_features(struct net_device *dev, u32 features)
return features;
}
-static int tg3_set_features(struct net_device *dev, u32 features)
+static int tg3_set_features(struct net_device *dev, netdev_features_t features)
{
- u32 changed = dev->features ^ features;
+ netdev_features_t changed = dev->features ^ features;
if ((changed & NETIF_F_LOOPBACK) && netif_running(dev))
tg3_set_loopback(dev, features);
@@ -7082,14 +7071,14 @@ static void tg3_rx_prodring_free(struct tg3 *tp,
if (tpr != &tp->napi[0].prodring) {
for (i = tpr->rx_std_cons_idx; i != tpr->rx_std_prod_idx;
i = (i + 1) & tp->rx_std_ring_mask)
- tg3_rx_skb_free(tp, &tpr->rx_std_buffers[i],
+ tg3_rx_data_free(tp, &tpr->rx_std_buffers[i],
tp->rx_pkt_map_sz);
if (tg3_flag(tp, JUMBO_CAPABLE)) {
for (i = tpr->rx_jmb_cons_idx;
i != tpr->rx_jmb_prod_idx;
i = (i + 1) & tp->rx_jmb_ring_mask) {
- tg3_rx_skb_free(tp, &tpr->rx_jmb_buffers[i],
+ tg3_rx_data_free(tp, &tpr->rx_jmb_buffers[i],
TG3_RX_JMB_MAP_SZ);
}
}
@@ -7098,12 +7087,12 @@ static void tg3_rx_prodring_free(struct tg3 *tp,
}
for (i = 0; i <= tp->rx_std_ring_mask; i++)
- tg3_rx_skb_free(tp, &tpr->rx_std_buffers[i],
+ tg3_rx_data_free(tp, &tpr->rx_std_buffers[i],
tp->rx_pkt_map_sz);
if (tg3_flag(tp, JUMBO_CAPABLE) && !tg3_flag(tp, 5780_CLASS)) {
for (i = 0; i <= tp->rx_jmb_ring_mask; i++)
- tg3_rx_skb_free(tp, &tpr->rx_jmb_buffers[i],
+ tg3_rx_data_free(tp, &tpr->rx_jmb_buffers[i],
TG3_RX_JMB_MAP_SZ);
}
}
@@ -7159,7 +7148,7 @@ static int tg3_rx_prodring_alloc(struct tg3 *tp,
/* Now allocate fresh SKBs for each rx ring. */
for (i = 0; i < tp->rx_pending; i++) {
- if (tg3_alloc_rx_skb(tp, tpr, RXD_OPAQUE_RING_STD, i) < 0) {
+ if (tg3_alloc_rx_data(tp, tpr, RXD_OPAQUE_RING_STD, i) < 0) {
netdev_warn(tp->dev,
"Using a smaller RX standard ring. Only "
"%d out of %d buffers were allocated "
@@ -7191,7 +7180,7 @@ static int tg3_rx_prodring_alloc(struct tg3 *tp,
}
for (i = 0; i < tp->rx_jumbo_pending; i++) {
- if (tg3_alloc_rx_skb(tp, tpr, RXD_OPAQUE_RING_JUMBO, i) < 0) {
+ if (tg3_alloc_rx_data(tp, tpr, RXD_OPAQUE_RING_JUMBO, i) < 0) {
netdev_warn(tp->dev,
"Using a smaller RX jumbo ring. Only %d "
"out of %d buffers were allocated "
@@ -8197,7 +8186,8 @@ static void tg3_setup_rxbd_thresholds(struct tg3 *tp)
if (!tg3_flag(tp, 5750_PLUS) ||
tg3_flag(tp, 5780_CLASS) ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
+ tg3_flag(tp, 57765_PLUS))
bdcache_maxcnt = TG3_SRAM_RX_STD_BDCACHE_SIZE_5700;
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
@@ -8217,10 +8207,7 @@ static void tg3_setup_rxbd_thresholds(struct tg3 *tp)
if (!tg3_flag(tp, JUMBO_CAPABLE) || tg3_flag(tp, 5780_CLASS))
return;
- if (!tg3_flag(tp, 5705_PLUS))
- bdcache_maxcnt = TG3_SRAM_RX_JMB_BDCACHE_SIZE_5700;
- else
- bdcache_maxcnt = TG3_SRAM_RX_JMB_BDCACHE_SIZE_5717;
+ bdcache_maxcnt = TG3_SRAM_RX_JMB_BDCACHE_SIZE_5700;
host_rep_thresh = max_t(u32, tp->rx_jumbo_pending / 8, 1);
@@ -8581,10 +8568,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
}
if (tg3_flag(tp, 57765_PLUS)) {
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
- val = TG3_RX_STD_MAX_SIZE_5700;
- else
- val = TG3_RX_STD_MAX_SIZE_5717;
+ val = TG3_RX_STD_RING_SIZE(tp);
val <<= BDINFO_FLAGS_MAXLEN_SHIFT;
val |= (TG3_RX_STD_DMA_SZ << 2);
} else
@@ -10321,9 +10305,16 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
if (netif_running(dev)) {
ethtool_cmd_speed_set(cmd, tp->link_config.active_speed);
cmd->duplex = tp->link_config.active_duplex;
+ if (!(tp->phy_flags & TG3_PHYFLG_ANY_SERDES)) {
+ if (tp->phy_flags & TG3_PHYFLG_MDIX_STATE)
+ cmd->eth_tp_mdix = ETH_TP_MDI_X;
+ else
+ cmd->eth_tp_mdix = ETH_TP_MDI;
+ }
} else {
ethtool_cmd_speed_set(cmd, SPEED_INVALID);
cmd->duplex = DUPLEX_INVALID;
+ cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
}
cmd->phy_address = tp->phy_addr;
cmd->transceiver = XCVR_INTERNAL;
@@ -10428,10 +10419,10 @@ static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info
{
struct tg3 *tp = netdev_priv(dev);
- strcpy(info->driver, DRV_MODULE_NAME);
- strcpy(info->version, DRV_MODULE_VERSION);
- strcpy(info->fw_version, tp->fw_ver);
- strcpy(info->bus_info, pci_name(tp->pdev));
+ strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
+ strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
+ strlcpy(info->fw_version, tp->fw_ver, sizeof(info->fw_version));
+ strlcpy(info->bus_info, pci_name(tp->pdev), sizeof(info->bus_info));
}
static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
@@ -11400,8 +11391,8 @@ static int tg3_run_loopback(struct tg3 *tp, u32 pktsz, bool tso_loopback)
u32 rx_start_idx, rx_idx, tx_idx, opaque_key;
u32 base_flags = 0, mss = 0, desc_idx, coal_now, data_off, val;
u32 budget;
- struct sk_buff *skb, *rx_skb;
- u8 *tx_data;
+ struct sk_buff *skb;
+ u8 *tx_data, *rx_data;
dma_addr_t map;
int num_pkts, tx_len, rx_len, i, err;
struct tg3_rx_buffer_desc *desc;
@@ -11569,11 +11560,11 @@ static int tg3_run_loopback(struct tg3 *tp, u32 pktsz, bool tso_loopback)
}
if (opaque_key == RXD_OPAQUE_RING_STD) {
- rx_skb = tpr->rx_std_buffers[desc_idx].skb;
+ rx_data = tpr->rx_std_buffers[desc_idx].data;
map = dma_unmap_addr(&tpr->rx_std_buffers[desc_idx],
mapping);
} else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
- rx_skb = tpr->rx_jmb_buffers[desc_idx].skb;
+ rx_data = tpr->rx_jmb_buffers[desc_idx].data;
map = dma_unmap_addr(&tpr->rx_jmb_buffers[desc_idx],
mapping);
} else
@@ -11582,15 +11573,16 @@ static int tg3_run_loopback(struct tg3 *tp, u32 pktsz, bool tso_loopback)
pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len,
PCI_DMA_FROMDEVICE);
+ rx_data += TG3_RX_OFFSET(tp);
for (i = data_off; i < rx_len; i++, val++) {
- if (*(rx_skb->data + i) != (u8) (val & 0xff))
+ if (*(rx_data + i) != (u8) (val & 0xff))
goto out;
}
}
err = 0;
- /* tg3_free_rings will unmap and free the rx_skb */
+ /* tg3_free_rings will unmap and free the rx_data */
out:
return err;
}
@@ -13218,8 +13210,7 @@ static u32 __devinit tg3_read_otp_phycfg(struct tg3 *tp)
static void __devinit tg3_phy_init_link_config(struct tg3 *tp)
{
- u32 adv = ADVERTISED_Autoneg |
- ADVERTISED_Pause;
+ u32 adv = ADVERTISED_Autoneg;
if (!(tp->phy_flags & TG3_PHYFLG_10_100_ONLY))
adv |= ADVERTISED_1000baseT_Half |
@@ -14036,7 +14027,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719)
tg3_flag_set(tp, 4K_FIFO_LIMIT);
- if (tg3_flag(tp, 5717_PLUS))
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
tg3_flag_set(tp, LRG_PROD_RING_CAP);
if (tg3_flag(tp, 57765_PLUS) &&
@@ -14548,11 +14541,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
else
tg3_flag_clear(tp, POLL_SERDES);
- tp->rx_offset = NET_IP_ALIGN;
+ tp->rx_offset = NET_SKB_PAD + NET_IP_ALIGN;
tp->rx_copy_thresh = TG3_RX_COPY_THRESHOLD;
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
tg3_flag(tp, PCIX_MODE)) {
- tp->rx_offset = 0;
+ tp->rx_offset = NET_SKB_PAD;
#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
tp->rx_copy_thresh = ~(u16)0;
#endif
@@ -15313,7 +15306,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
u32 sndmbx, rcvmbx, intmbx;
char str[40];
u64 dma_mask, persist_dma_mask;
- u32 features = 0;
+ netdev_features_t features = 0;
printk_once(KERN_INFO "%s\n", version);
diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h
index 94b4bd049a33..9cc10a868dcd 100644
--- a/drivers/net/ethernet/broadcom/tg3.h
+++ b/drivers/net/ethernet/broadcom/tg3.h
@@ -2174,6 +2174,7 @@
#define MII_TG3_EXT_CTRL_TBI 0x8000
#define MII_TG3_EXT_STAT 0x11 /* Extended status register */
+#define MII_TG3_EXT_STAT_MDIX 0x2000
#define MII_TG3_EXT_STAT_LPASS 0x0100
#define MII_TG3_RXR_COUNTERS 0x14 /* Local/Remote Receiver Counts */
@@ -2277,6 +2278,9 @@
#define MII_TG3_FET_PTEST_FRC_TX_LINK 0x1000
#define MII_TG3_FET_PTEST_FRC_TX_LOCK 0x0800
+#define MII_TG3_FET_GEN_STAT 0x1c
+#define MII_TG3_FET_GEN_STAT_MDIXSTAT 0x2000
+
#define MII_TG3_FET_TEST 0x1f
#define MII_TG3_FET_SHADOW_EN 0x0080
@@ -2662,9 +2666,13 @@ struct tg3_hw_stats {
/* 'mapping' is superfluous as the chip does not write into
* the tx/rx post rings so we could just fetch it from there.
* But the cache behavior is better how we are doing it now.
+ *
+ * This driver uses new build_skb() API :
+ * RX ring buffer contains pointer to kmalloc() data only,
+ * skb are built only after Hardware filled the frame.
*/
struct ring_info {
- struct sk_buff *skb;
+ u8 *data;
DEFINE_DMA_UNMAP_ADDR(mapping);
};
@@ -3131,6 +3139,7 @@ struct tg3 {
#define TG3_PHYFLG_SERDES_PREEMPHASIS 0x00010000
#define TG3_PHYFLG_PARALLEL_DETECT 0x00020000
#define TG3_PHYFLG_EEE_CAP 0x00040000
+#define TG3_PHYFLG_MDIX_STATE 0x00200000
u32 led_ctrl;
u32 phy_otp;
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-12 23:41:38 +0000