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Date: Tue, 1 Sep 2009 16:19:53 -0700
From: "Matt Carlson" <mcarlson@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org, andy@...yhouse.net
Subject: [PATCH 15/18] tg3: Add 5717 asic rev
This patch adds the 5717 asic rev.
Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Reviewed-by: Benjamin Li <benli@...adcom.com>
---
drivers/net/tg3.c | 130 +++++++++++++++++++++++++++++++++++++++++------------
drivers/net/tg3.h | 25 +++++++---
2 files changed, 119 insertions(+), 36 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index a2ff202..2310e56 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -111,7 +111,8 @@
* replace things like '% foo' with '& (foo - 1)'.
*/
#define TG3_RX_RCB_RING_SIZE(tp) \
- ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024)
+ (((tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE) && \
+ !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) ? 512 : 1024)
#define TG3_TX_RING_SIZE 512
#define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1)
@@ -733,13 +734,15 @@ static inline void tg3_netif_start(struct tg3 *tp)
static void tg3_switch_clocks(struct tg3 *tp)
{
- u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
+ u32 clock_ctrl;
u32 orig_clock_ctrl;
if ((tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) ||
(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
return;
+ clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
+
orig_clock_ctrl = clock_ctrl;
clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
CLOCK_CTRL_CLKRUN_OENABLE |
@@ -1993,8 +1996,9 @@ static void tg3_frob_aux_power(struct tg3 *tp)
if ((tp->tg3_flags2 & TG3_FLG2_IS_NIC) == 0)
return;
- if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
- (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
struct net_device *dev_peer;
dev_peer = pci_get_drvdata(tp->pdev_peer);
@@ -5211,6 +5215,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
mss = 0;
if ((mss = skb_shinfo(skb)->gso_size) != 0) {
int tcp_opt_len, ip_tcp_len;
+ u32 hdrlen;
if (skb_header_cloned(skb) &&
pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
@@ -5219,7 +5224,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
}
if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
- mss |= (skb_headlen(skb) - ETH_HLEN) << 9;
+ hdrlen = skb_headlen(skb) - ETH_HLEN;
else {
struct iphdr *iph = ip_hdr(skb);
@@ -5228,9 +5233,17 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
iph->check = 0;
iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
- mss |= (ip_tcp_len + tcp_opt_len) << 9;
+ hdrlen = ip_tcp_len + tcp_opt_len;
}
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
+ mss |= (hdrlen & 0xc) << 12;
+ if (hdrlen & 0x10)
+ base_flags |= 0x00000010;
+ base_flags |= (hdrlen & 0x3e0) << 5;
+ } else
+ mss |= hdrlen << 9;
+
base_flags |= (TXD_FLAG_CPU_PRE_DMA |
TXD_FLAG_CPU_POST_DMA);
@@ -5258,6 +5271,10 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
len = skb_headlen(skb);
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
+ !mss && skb->len > ETH_DATA_LEN)
+ base_flags |= TXD_FLAG_JMB_PKT;
+
tg3_set_txd(tnapi, entry, mapping, len, base_flags,
(skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
@@ -6564,7 +6581,9 @@ static int tg3_chip_reset(struct tg3 *tp)
tg3_mdio_start(tp);
if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
- tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
+ tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717) {
val = tr32(0x7c00);
tw32(0x7c00, val | (1 << 25));
@@ -6993,7 +7012,9 @@ static void tg3_rings_reset(struct tg3 *tp)
/* Disable all receive return rings but the first. */
- if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
+ limit = NIC_SRAM_RCV_RET_RCB + TG3_BDINFO_SIZE * 17;
+ else if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
limit = NIC_SRAM_RCV_RET_RCB + TG3_BDINFO_SIZE * 16;
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
limit = NIC_SRAM_RCV_RET_RCB + TG3_BDINFO_SIZE * 4;
@@ -7197,7 +7218,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
return err;
if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761) {
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761 &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717) {
/* This value is determined during the probe time DMA
* engine test, tg3_test_dma.
*/
@@ -7351,7 +7373,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
BDINFO_FLAGS_DISABLED);
}
- val = RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT;
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
+ val = (RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT) |
+ (RX_STD_MAX_SIZE << 2);
+ else
+ val = RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT;
} else
val = RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT;
@@ -7366,6 +7392,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
tpr->rx_jmb_ptr);
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
+ tw32(STD_REPLENISH_LWM, 32);
+ tw32(JMB_REPLENISH_LWM, 16);
+ }
+
tg3_rings_reset(tp);
/* Initialize MAC address and backoff seed. */
@@ -8021,6 +8052,7 @@ static int tg3_test_interrupt(struct tg3 *tp)
struct tg3_napi *tnapi = &tp->napi[0];
struct net_device *dev = tp->dev;
int err, i, intr_ok = 0;
+ u32 val;
if (!netif_running(dev))
return -ENODEV;
@@ -8029,6 +8061,16 @@ static int tg3_test_interrupt(struct tg3 *tp)
free_irq(tnapi->irq_vec, tnapi);
+ /*
+ * Turn off MSI one shot mode. Otherwise this test has no
+ * observable way to know whether the interrupt was delivered.
+ */
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
+ (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) {
+ val = tr32(MSGINT_MODE) | MSGINT_MODE_ONE_SHOT_DISABLE;
+ tw32(MSGINT_MODE, val);
+ }
+
err = request_irq(tnapi->irq_vec, tg3_test_isr,
IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, tnapi);
if (err)
@@ -8064,8 +8106,15 @@ static int tg3_test_interrupt(struct tg3 *tp)
if (err)
return err;
- if (intr_ok)
+ if (intr_ok) {
+ /* Reenable MSI one shot mode. */
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
+ (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) {
+ val = tr32(MSGINT_MODE) & ~MSGINT_MODE_ONE_SHOT_DISABLE;
+ tw32(MSGINT_MODE, val);
+ }
return 0;
+ }
return -EIO;
}
@@ -8350,13 +8399,13 @@ static int tg3_open(struct net_device *dev)
goto err_out2;
}
- if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
- if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) {
- u32 val = tr32(PCIE_TRANSACTION_CFG);
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
+ (tp->tg3_flags2 & TG3_FLG2_USING_MSI) &&
+ (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)) {
+ u32 val = tr32(PCIE_TRANSACTION_CFG);
- tw32(PCIE_TRANSACTION_CFG,
- val | PCIE_TRANS_CFG_1SHOT_MSI);
- }
+ tw32(PCIE_TRANSACTION_CFG,
+ val | PCIE_TRANS_CFG_1SHOT_MSI);
}
}
@@ -9392,7 +9441,8 @@ static int tg3_set_tso(struct net_device *dev, u32 value)
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
dev->features |= NETIF_F_TSO_ECN;
} else
dev->features &= ~(NETIF_F_TSO6 | NETIF_F_TSO_ECN);
@@ -12291,8 +12341,17 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_USE_PROD_ID_REG) {
u32 prod_id_asic_rev;
- pci_read_config_dword(tp->pdev, TG3PCI_PRODID_ASICREV,
- &prod_id_asic_rev);
+ if (tp->pdev->device == TG3PCI_DEVICE_TIGON3_5717C ||
+ tp->pdev->device == TG3PCI_DEVICE_TIGON3_5717S ||
+ tp->pdev->device == TG3PCI_DEVICE_TIGON3_5718C ||
+ tp->pdev->device == TG3PCI_DEVICE_TIGON3_5718S)
+ pci_read_config_dword(tp->pdev,
+ TG3PCI_GEN2_PRODID_ASICREV,
+ &prod_id_asic_rev);
+ else
+ pci_read_config_dword(tp->pdev, TG3PCI_PRODID_ASICREV,
+ &prod_id_asic_rev);
+
tp->pci_chip_rev_id = prod_id_asic_rev;
}
@@ -12430,8 +12489,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
tp->misc_host_ctrl);
- if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
- (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714))
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
tp->pdev_peer = tg3_find_peer(tp);
/* Intentionally exclude ASIC_REV_5906 */
@@ -12440,7 +12500,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
tp->tg3_flags3 |= TG3_FLG3_5755_PLUS;
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
@@ -12490,8 +12551,16 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->irq_max = 1;
+#ifdef TG3_NAPI
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
+ tp->tg3_flags |= TG3_FLAG_SUPPORT_MSIX;
+ tp->irq_max = TG3_IRQ_MAX_VECS;
+ }
+#endif
+
if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
- (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
+ (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
tp->tg3_flags |= TG3_FLAG_JUMBO_CAPABLE;
pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
@@ -12625,7 +12694,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->write32 = tg3_write_flush_reg32;
}
-
if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
tp->write32_tx_mbox = tg3_write32_tx_mbox;
@@ -12684,7 +12752,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
tp->tg3_flags |= TG3_FLAG_CPMU_PRESENT;
/* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
@@ -12762,7 +12831,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
!(tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) &&
GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57780) {
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57780 &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717) {
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
@@ -13486,7 +13556,8 @@ static void __devinit tg3_init_link_config(struct tg3 *tp)
static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
{
- if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
+ if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717) {
tp->bufmgr_config.mbuf_read_dma_low_water =
DEFAULT_MB_RDMA_LOW_WATER_5705;
tp->bufmgr_config.mbuf_mac_rx_low_water =
@@ -13925,7 +13996,8 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
dev->features |= NETIF_F_TSO_ECN;
}
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 685d971..5994476 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -46,6 +46,10 @@
#define TG3PCI_DEVICE_TIGON3_57788 0x1691
#define TG3PCI_DEVICE_TIGON3_5785_G 0x1699 /* GPHY */
#define TG3PCI_DEVICE_TIGON3_5785_F 0x16a0 /* 10/100 only */
+#define TG3PCI_DEVICE_TIGON3_5717C 0x1655
+#define TG3PCI_DEVICE_TIGON3_5717S 0x1656
+#define TG3PCI_DEVICE_TIGON3_5718C 0x1665
+#define TG3PCI_DEVICE_TIGON3_5718S 0x1666
/* 0x04 --> 0x64 unused */
#define TG3PCI_MSI_DATA 0x00000064
/* 0x66 --> 0x68 unused */
@@ -117,6 +121,7 @@
#define ASIC_REV_5761 0x5761
#define ASIC_REV_5785 0x5785
#define ASIC_REV_57780 0x57780
+#define ASIC_REV_5717 0x5717
#define GET_CHIP_REV(CHIP_REV_ID) ((CHIP_REV_ID) >> 8)
#define CHIPREV_5700_AX 0x70
#define CHIPREV_5700_BX 0x71
@@ -203,20 +208,20 @@
#define TG3PCI_MEM_WIN_BASE_ADDR 0x0000007c
#define TG3PCI_REG_DATA 0x00000080
#define TG3PCI_MEM_WIN_DATA 0x00000084
-#define TG3PCI_MODE_CTRL 0x00000088
-#define TG3PCI_MISC_CFG 0x0000008c
#define TG3PCI_MISC_LOCAL_CTRL 0x00000090
/* 0x94 --> 0x98 unused */
#define TG3PCI_STD_RING_PROD_IDX 0x00000098 /* 64-bit */
#define TG3PCI_RCV_RET_RING_CON_IDX 0x000000a0 /* 64-bit */
-#define TG3PCI_SND_PROD_IDX 0x000000a8 /* 64-bit */
-/* 0xb0 --> 0xb8 unused */
+/* 0xa0 --> 0xb8 unused */
#define TG3PCI_DUAL_MAC_CTRL 0x000000b8
#define DUAL_MAC_CTRL_CH_MASK 0x00000003
#define DUAL_MAC_CTRL_ID 0x00000004
#define TG3PCI_PRODID_ASICREV 0x000000bc
#define PROD_ID_ASIC_REV_MASK 0x0fffffff
-/* 0xc0 --> 0x110 unused */
+/* 0xc0 --> 0xf4 unused */
+
+#define TG3PCI_GEN2_PRODID_ASICREV 0x000000f4
+/* 0xf8 --> 0x200 unused */
#define TG3_CORR_ERR_STAT 0x00000110
#define TG3_CORR_ERR_STAT_CLEAR 0xffffffff
@@ -972,7 +977,11 @@
#define RCVBDI_MINI_THRESH 0x00002c14
#define RCVBDI_STD_THRESH 0x00002c18
#define RCVBDI_JUMBO_THRESH 0x00002c1c
-/* 0x2c20 --> 0x3000 unused */
+/* 0x2c20 --> 0x2d00 unused */
+
+#define STD_REPLENISH_LWM 0x00002d00
+#define JMB_REPLENISH_LWM 0x00002d04
+/* 0x2d08 --> 0x3000 unused */
/* Receive BD Completion Control Registers */
#define RCVCC_MODE 0x00003000
@@ -1486,6 +1495,7 @@
#define MSGINT_MODE 0x00006000
#define MSGINT_MODE_RESET 0x00000001
#define MSGINT_MODE_ENABLE 0x00000002
+#define MSGINT_MODE_ONE_SHOT_DISABLE 0x00000020
#define MSGINT_MODE_MULTIVEC_EN 0x00000080
#define MSGINT_STATUS 0x00006004
#define MSGINT_FIFO 0x00006008
@@ -2124,6 +2134,7 @@ struct tg3_tx_buffer_desc {
#define TXD_FLAG_IP_CSUM 0x0002
#define TXD_FLAG_END 0x0004
#define TXD_FLAG_IP_FRAG 0x0008
+#define TXD_FLAG_JMB_PKT 0x0008
#define TXD_FLAG_IP_FRAG_END 0x0010
#define TXD_FLAG_VLAN 0x0040
#define TXD_FLAG_COAL_NOW 0x0080
@@ -2520,7 +2531,7 @@ struct tg3_rx_prodring_set {
dma_addr_t rx_jmb_mapping;
};
-#define TG3_IRQ_MAX_VECS 1
+#define TG3_IRQ_MAX_VECS 5
struct tg3_napi {
struct napi_struct napi ____cacheline_aligned;
--
1.6.3.3
--
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