reduces overall throughput, in such case you should disable it.
Default: 1
+ping_group_range - 2 INTEGERS
+ Restrict ICMP_PROTO datagram sockets to users in the group range.
+ The default is "1 0", meaning, that nobody (not even root) may
+ create ping sockets. Setting it to "100 100" would grant permissions
+ to the single group. "0 4294967295" would enable it for the world, "100
+ 4294967295" would enable it for the users, but not daemons.
+
tcp_early_demux - BOOLEAN
Enable early demux for established TCP sockets.
Default: 1
M: Johannes Berg <johannes@sipsolutions.net>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git
F: Documentation/driver-api/80211/cfg80211.rst
ADM8211 WIRELESS DRIVER
L: linux-wireless@vger.kernel.org
S: Orphan
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
F: drivers/net/wireless/admtek/adm8211.*
ADP1653 FLASH CONTROLLER DRIVER
M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/en/users/Drivers/ath5k
+W: https://wireless.wiki.kernel.org/en/users/Drivers/ath5k
F: drivers/net/wireless/ath/ath5k/
ATHEROS ATH6KL WIRELESS DRIVER
M: Kalle Valo <kvalo@codeaurora.org>
L: linux-wireless@vger.kernel.org
S: Supported
-W: http://wireless.kernel.org/en/users/Drivers/ath6kl
+W: https://wireless.wiki.kernel.org/en/users/Drivers/ath6kl
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
F: drivers/net/wireless/ath/ath6kl/
L: linux-wireless@vger.kernel.org
L: b43-dev@lists.infradead.org
S: Odd Fixes
-W: http://wireless.kernel.org/en/users/Drivers/b43
+W: https://wireless.wiki.kernel.org/en/users/Drivers/b43
F: drivers/net/wireless/broadcom/b43/
B43LEGACY WIRELESS DRIVER
L: linux-wireless@vger.kernel.org
L: b43-dev@lists.infradead.org
S: Maintained
-W: http://wireless.kernel.org/en/users/Drivers/b43
+W: https://wireless.wiki.kernel.org/en/users/Drivers/b43
F: drivers/net/wireless/broadcom/b43legacy/
BACKLIGHT CLASS/SUBSYSTEM
M: Christian Lamparter <chunkeey@googlemail.com>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/en/users/Drivers/carl9170
+W: https://wireless.wiki.kernel.org/en/users/Drivers/carl9170
F: drivers/net/wireless/ath/carl9170/
CAVIUM I2C DRIVER
F: drivers/soc/fsl/dpio
DPAA2 ETHERNET DRIVER
+M: Ioana Ciornei <ioana.ciornei@nxp.com>
M: Ioana Radulescu <ruxandra.radulescu@nxp.com>
L: netdev@vger.kernel.org
S: Maintained
M: Johannes Berg <johannes@sipsolutions.net>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git
F: Documentation/networking/mac80211-injection.txt
M: Felix Fietkau <nbd@nbd.name>
M: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
R: Ryder Lee <ryder.lee@mediatek.com>
-R: Roy Luo <royluo@google.com>
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/net/wireless/mediatek/mt76/
ORINOCO DRIVER
L: linux-wireless@vger.kernel.org
S: Orphan
-W: http://wireless.kernel.org/en/users/Drivers/orinoco
+W: https://wireless.wiki.kernel.org/en/users/Drivers/orinoco
W: http://www.nongnu.org/orinoco/
F: drivers/net/wireless/intersil/orinoco/
M: Christian Lamparter <chunkeey@googlemail.com>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/en/users/Drivers/p54
+W: https://wireless.wiki.kernel.org/en/users/Drivers/p54
F: drivers/net/wireless/intersil/p54/
PACKING
M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-wireless@vger.kernel.org
S: Obsolete
-W: http://wireless.kernel.org/en/users/Drivers/p54
+W: https://wireless.wiki.kernel.org/en/users/Drivers/p54
F: drivers/net/wireless/intersil/prism54/
PROC FILESYSTEM
M: Kalle Valo <kvalo@codeaurora.org>
L: ath10k@lists.infradead.org
S: Supported
-W: http://wireless.kernel.org/en/users/Drivers/ath10k
+W: https://wireless.wiki.kernel.org/en/users/Drivers/ath10k
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
F: drivers/net/wireless/ath/ath10k/
M: QCA ath9k Development <ath9k-devel@qca.qualcomm.com>
L: linux-wireless@vger.kernel.org
S: Supported
-W: http://wireless.kernel.org/en/users/Drivers/ath9k
+W: https://wireless.wiki.kernel.org/en/users/Drivers/ath9k
F: drivers/net/wireless/ath/ath9k/
QUALCOMM CAMERA SUBSYSTEM DRIVER
M: Kalle Valo <kvalo@codeaurora.org>
L: wcn36xx@lists.infradead.org
S: Supported
-W: http://wireless.kernel.org/en/users/Drivers/wcn36xx
+W: https://wireless.wiki.kernel.org/en/users/Drivers/wcn36xx
T: git git://github.com/KrasnikovEugene/wcn36xx.git
F: drivers/net/wireless/ath/wcn36xx/
QUANTENNA QTNFMAC WIRELESS DRIVER
M: Igor Mitsyanko <imitsyanko@quantenna.com>
-M: Avinash Patil <avinashp@quantenna.com>
M: Sergey Matyukevich <smatyukevich@quantenna.com>
L: linux-wireless@vger.kernel.org
S: Maintained
M: Ping-Ke Shih <pkshih@realtek.com>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git
F: drivers/net/wireless/realtek/rtlwifi/
M: Johannes Berg <johannes@sipsolutions.net>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git
F: Documentation/ABI/stable/sysfs-class-rfkill
RTL8180 WIRELESS DRIVER
L: linux-wireless@vger.kernel.org
S: Orphan
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git
F: drivers/net/wireless/realtek/rtl818x/rtl8180/
M: Larry Finger <Larry.Finger@lwfinger.net>
L: linux-wireless@vger.kernel.org
S: Maintained
-W: http://wireless.kernel.org/
+W: https://wireless.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git
F: drivers/net/wireless/realtek/rtl818x/rtl8187/
TI WILINK WIRELESS DRIVERS
L: linux-wireless@vger.kernel.org
S: Orphan
-W: http://wireless.kernel.org/en/users/Drivers/wl12xx
-W: http://wireless.kernel.org/en/users/Drivers/wl1251
+W: https://wireless.wiki.kernel.org/en/users/Drivers/wl12xx
+W: https://wireless.wiki.kernel.org/en/users/Drivers/wl1251
T: git git://git.kernel.org/pub/scm/linux/kernel/git/luca/wl12xx.git
F: drivers/net/wireless/ti/
F: include/linux/wl12xx.h
L: linux-wireless@vger.kernel.org
L: wil6210@qti.qualcomm.com
S: Supported
-W: http://wireless.kernel.org/en/users/Drivers/wil6210
+W: https://wireless.wiki.kernel.org/en/users/Drivers/wil6210
F: drivers/net/wireless/ath/wil6210/
WIMAX STACK
BIT(BPF_REG_AX));
}
+/*
+ * is_ereg_8l() == true if BPF register 'reg' is mapped to access x86-64
+ * lower 8-bit registers dil,sil,bpl,spl,r8b..r15b, which need extra byte
+ * of encoding. al,cl,dl,bl have simpler encoding.
+ */
+static bool is_ereg_8l(u32 reg)
+{
+ return is_ereg(reg) ||
+ (1 << reg) & (BIT(BPF_REG_1) |
+ BIT(BPF_REG_2) |
+ BIT(BPF_REG_FP));
+}
+
static bool is_axreg(u32 reg)
{
return reg == BPF_REG_0;
switch (size) {
case BPF_B:
/* Emit 'mov byte ptr [rax + off], al' */
- if (is_ereg(dst_reg) || is_ereg(src_reg) ||
- /* We have to add extra byte for x86 SIL, DIL regs */
- src_reg == BPF_REG_1 || src_reg == BPF_REG_2)
+ if (is_ereg(dst_reg) || is_ereg_8l(src_reg))
+ /* Add extra byte for eregs or SIL,DIL,BPL in src_reg */
EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x88);
else
EMIT1(0x88);
case BPF_B:
case BPF_H:
case BPF_W:
- if (!bpf_prog->aux->verifier_zext)
+ if (bpf_prog->aux->verifier_zext)
break;
if (dstk) {
EMIT3(0xC7, add_1reg(0x40, IA32_EBP),
STACK_VAR(dst_hi));
EMIT(0x0, 4);
} else {
- EMIT3(0xC7, add_1reg(0xC0, dst_hi), 0);
+ /* xor dst_hi,dst_hi */
+ EMIT2(0x33,
+ add_2reg(0xC0, dst_hi, dst_hi));
}
break;
case BPF_DW:
case BPF_JMP | BPF_JSET | BPF_X:
case BPF_JMP32 | BPF_JSET | BPF_X: {
bool is_jmp64 = BPF_CLASS(insn->code) == BPF_JMP;
- u8 dreg_lo = dstk ? IA32_EAX : dst_lo;
- u8 dreg_hi = dstk ? IA32_EDX : dst_hi;
+ u8 dreg_lo = IA32_EAX;
+ u8 dreg_hi = IA32_EDX;
u8 sreg_lo = sstk ? IA32_ECX : src_lo;
u8 sreg_hi = sstk ? IA32_EBX : src_hi;
add_2reg(0x40, IA32_EBP,
IA32_EDX),
STACK_VAR(dst_hi));
+ } else {
+ /* mov dreg_lo,dst_lo */
+ EMIT2(0x89, add_2reg(0xC0, dreg_lo, dst_lo));
+ if (is_jmp64)
+ /* mov dreg_hi,dst_hi */
+ EMIT2(0x89,
+ add_2reg(0xC0, dreg_hi, dst_hi));
}
if (sstk) {
case BPF_JMP | BPF_JSET | BPF_K:
case BPF_JMP32 | BPF_JSET | BPF_K: {
bool is_jmp64 = BPF_CLASS(insn->code) == BPF_JMP;
- u8 dreg_lo = dstk ? IA32_EAX : dst_lo;
- u8 dreg_hi = dstk ? IA32_EDX : dst_hi;
+ u8 dreg_lo = IA32_EAX;
+ u8 dreg_hi = IA32_EDX;
u8 sreg_lo = IA32_ECX;
u8 sreg_hi = IA32_EBX;
u32 hi;
add_2reg(0x40, IA32_EBP,
IA32_EDX),
STACK_VAR(dst_hi));
+ } else {
+ /* mov dreg_lo,dst_lo */
+ EMIT2(0x89, add_2reg(0xC0, dreg_lo, dst_lo));
+ if (is_jmp64)
+ /* mov dreg_hi,dst_hi */
+ EMIT2(0x89,
+ add_2reg(0xC0, dreg_hi, dst_hi));
}
/* mov ecx,imm32 */
static int chcr_ktls_update_connection_state(struct chcr_ktls_info *tx_info,
int new_state)
{
- unsigned long flags;
-
/* This function can be called from both rx (interrupt context) and tx
* queue contexts.
*/
- spin_lock_irqsave(&tx_info->lock, flags);
+ spin_lock_bh(&tx_info->lock);
switch (tx_info->connection_state) {
case KTLS_CONN_CLOSED:
tx_info->connection_state = new_state;
pr_err("unknown KTLS connection state\n");
break;
}
- spin_unlock_irqrestore(&tx_info->lock, flags);
+ spin_unlock_bh(&tx_info->lock);
return tx_info->connection_state;
}
reg |= ARLTBL_RW;
else
reg &= ~ARLTBL_RW;
+ if (dev->vlan_enabled)
+ reg &= ~ARLTBL_IVL_SVL_SELECT;
+ else
+ reg |= ARLTBL_IVL_SVL_SELECT;
b53_write8(dev, B53_ARLIO_PAGE, B53_ARLTBL_RW_CTRL, reg);
return b53_arl_op_wait(dev);
u16 vid, struct b53_arl_entry *ent, u8 *idx,
bool is_valid)
{
+ DECLARE_BITMAP(free_bins, B53_ARLTBL_MAX_BIN_ENTRIES);
unsigned int i;
int ret;
if (ret)
return ret;
+ bitmap_zero(free_bins, dev->num_arl_entries);
+
/* Read the bins */
for (i = 0; i < dev->num_arl_entries; i++) {
u64 mac_vid;
B53_ARLTBL_DATA_ENTRY(i), &fwd_entry);
b53_arl_to_entry(ent, mac_vid, fwd_entry);
- if (!(fwd_entry & ARLTBL_VALID))
+ if (!(fwd_entry & ARLTBL_VALID)) {
+ set_bit(i, free_bins);
continue;
+ }
if ((mac_vid & ARLTBL_MAC_MASK) != mac)
continue;
+ if (dev->vlan_enabled &&
+ ((mac_vid >> ARLTBL_VID_S) & ARLTBL_VID_MASK) != vid)
+ continue;
*idx = i;
+ return 0;
}
+ if (bitmap_weight(free_bins, dev->num_arl_entries) == 0)
+ return -ENOSPC;
+
+ *idx = find_first_bit(free_bins, dev->num_arl_entries);
+
return -ENOENT;
}
if (op)
return ret;
- /* We could not find a matching MAC, so reset to a new entry */
- if (ret) {
+ switch (ret) {
+ case -ENOSPC:
+ dev_dbg(dev->dev, "{%pM,%.4d} no space left in ARL\n",
+ addr, vid);
+ return is_valid ? ret : 0;
+ case -ENOENT:
+ /* We could not find a matching MAC, so reset to a new entry */
+ dev_dbg(dev->dev, "{%pM,%.4d} not found, using idx: %d\n",
+ addr, vid, idx);
fwd_entry = 0;
- idx = 1;
+ break;
+ default:
+ dev_dbg(dev->dev, "{%pM,%.4d} found, using idx: %d\n",
+ addr, vid, idx);
+ break;
}
/* For multicast address, the port is a bitmask and the validity
ent.is_valid = !!(ent.port);
}
- ent.is_valid = is_valid;
ent.vid = vid;
ent.is_static = true;
ent.is_age = false;
/* ARL Table Read/Write Register (8 bit) */
#define B53_ARLTBL_RW_CTRL 0x00
#define ARLTBL_RW BIT(0)
+#define ARLTBL_IVL_SVL_SELECT BIT(6)
#define ARLTBL_START_DONE BIT(7)
/* MAC Address Index Register (48 bit) */
*
* BCM5325 and BCM5365 share most definitions below
*/
-#define B53_ARLTBL_MAC_VID_ENTRY(n) (0x10 * (n))
+#define B53_ARLTBL_MAC_VID_ENTRY(n) ((0x10 * (n)) + 0x10)
#define ARLTBL_MAC_MASK 0xffffffffffffULL
#define ARLTBL_VID_S 48
#define ARLTBL_VID_MASK_25 0xff
#define ARLTBL_VALID_25 BIT(63)
/* ARL Table Data Entry N Registers (32 bit) */
-#define B53_ARLTBL_DATA_ENTRY(n) ((0x10 * (n)) + 0x08)
+#define B53_ARLTBL_DATA_ENTRY(n) ((0x10 * (n)) + 0x18)
#define ARLTBL_DATA_PORT_ID_MASK 0x1ff
#define ARLTBL_TC(tc) ((3 & tc) << 11)
#define ARLTBL_AGE BIT(14)
#define ARLTBL_STATIC BIT(15)
#define ARLTBL_VALID BIT(16)
+/* Maximum number of bin entries in the ARL for all switches */
+#define B53_ARLTBL_MAX_BIN_ENTRIES 4
+
/* ARL Search Control Register (8 bit) */
#define B53_ARL_SRCH_CTL 0x50
#define B53_ARL_SRCH_CTL_25 0x20
dma_addr_t mapping;
/* Allocate a new SKB for a new packet */
- skb = netdev_alloc_skb(priv->netdev, RX_BUF_LENGTH);
+ skb = __netdev_alloc_skb(priv->netdev, RX_BUF_LENGTH,
+ GFP_ATOMIC | __GFP_NOWARN);
if (!skb) {
priv->mib.alloc_rx_buff_failed++;
netif_err(priv, rx_err, ndev, "SKB alloc failed\n");
priv->wol_irq = platform_get_irq(pdev, 1);
}
if (priv->irq0 <= 0 || (priv->irq1 <= 0 && !priv->is_lite)) {
- dev_err(&pdev->dev, "invalid interrupts\n");
ret = -EINVAL;
goto err_free_netdev;
}
{
struct device_node *np = pdev->dev.of_node;
struct bgmac *bgmac;
- struct resource *regs;
const u8 *mac_addr;
bgmac = bgmac_alloc(&pdev->dev);
if (bgmac->irq < 0)
return bgmac->irq;
- regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "amac_base");
- if (!regs) {
- dev_err(&pdev->dev, "Unable to obtain base resource\n");
- return -EINVAL;
- }
-
- bgmac->plat.base = devm_ioremap_resource(&pdev->dev, regs);
+ bgmac->plat.base =
+ devm_platform_ioremap_resource_byname(pdev, "amac_base");
if (IS_ERR(bgmac->plat.base))
return PTR_ERR(bgmac->plat.base);
- regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "idm_base");
- if (regs) {
- bgmac->plat.idm_base = devm_ioremap_resource(&pdev->dev, regs);
- if (IS_ERR(bgmac->plat.idm_base))
- return PTR_ERR(bgmac->plat.idm_base);
- bgmac->feature_flags &= ~BGMAC_FEAT_IDM_MASK;
- }
+ bgmac->plat.idm_base =
+ devm_platform_ioremap_resource_byname(pdev, "idm_base");
+ if (IS_ERR(bgmac->plat.idm_base))
+ return PTR_ERR(bgmac->plat.idm_base);
+ bgmac->feature_flags &= ~BGMAC_FEAT_IDM_MASK;
- regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nicpm_base");
- if (regs) {
- bgmac->plat.nicpm_base = devm_ioremap_resource(&pdev->dev,
- regs);
- if (IS_ERR(bgmac->plat.nicpm_base))
- return PTR_ERR(bgmac->plat.nicpm_base);
- }
+ bgmac->plat.nicpm_base =
+ devm_platform_ioremap_resource_byname(pdev, "nicpm_base");
+ if (IS_ERR(bgmac->plat.nicpm_base))
+ return PTR_ERR(bgmac->plat.nicpm_base);
bgmac->read = platform_bgmac_read;
bgmac->write = platform_bgmac_write;
if (netif_running(dev))
bcmgenet_update_mib_counters(priv);
+ dev->netdev_ops->ndo_get_stats(dev);
+
for (i = 0; i < BCMGENET_STATS_LEN; i++) {
const struct bcmgenet_stats *s;
char *p;
dma_addr_t mapping;
/* Allocate a new Rx skb */
- skb = netdev_alloc_skb(priv->dev, priv->rx_buf_len + SKB_ALIGNMENT);
+ skb = __netdev_alloc_skb(priv->dev, priv->rx_buf_len + SKB_ALIGNMENT,
+ GFP_ATOMIC | __GFP_NOWARN);
if (!skb) {
priv->mib.alloc_rx_buff_failed++;
netif_err(priv, rx_err, priv->dev,
dev->stats.rx_packets = rx_packets;
dev->stats.rx_errors = rx_errors;
dev->stats.rx_missed_errors = rx_errors;
+ dev->stats.rx_dropped = rx_dropped;
return &dev->stats;
}
}
}
-static unsigned long cudbg_mem_region_size(struct cudbg_init *pdbg_init,
- struct cudbg_error *cudbg_err,
- u8 mem_type)
+static int cudbg_mem_region_size(struct cudbg_init *pdbg_init,
+ struct cudbg_error *cudbg_err,
+ u8 mem_type, unsigned long *region_size)
{
struct adapter *padap = pdbg_init->adap;
struct cudbg_meminfo mem_info;
memset(&mem_info, 0, sizeof(struct cudbg_meminfo));
rc = cudbg_fill_meminfo(padap, &mem_info);
- if (rc)
+ if (rc) {
+ cudbg_err->sys_err = rc;
return rc;
+ }
cudbg_t4_fwcache(pdbg_init, cudbg_err);
rc = cudbg_meminfo_get_mem_index(padap, &mem_info, mem_type, &mc_idx);
- if (rc)
+ if (rc) {
+ cudbg_err->sys_err = rc;
return rc;
+ }
+
+ if (region_size)
+ *region_size = mem_info.avail[mc_idx].limit -
+ mem_info.avail[mc_idx].base;
- return mem_info.avail[mc_idx].limit - mem_info.avail[mc_idx].base;
+ return 0;
}
static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init,
struct cudbg_error *cudbg_err,
u8 mem_type)
{
- unsigned long size = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type);
+ unsigned long size = 0;
+ int rc;
+
+ rc = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type, &size);
+ if (rc)
+ return rc;
return cudbg_read_fw_mem(pdbg_init, dbg_buff, mem_type, size,
cudbg_err);
*/
static int cxgb4_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
{
- struct adapter *adapter = (struct adapter *)container_of(ptp,
- struct adapter, ptp_clock_info);
- struct fw_ptp_cmd c;
+ struct adapter *adapter = container_of(ptp, struct adapter,
+ ptp_clock_info);
u64 ns;
- int err;
-
- memset(&c, 0, sizeof(c));
- c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PTP_CMD) |
- FW_CMD_REQUEST_F |
- FW_CMD_READ_F |
- FW_PTP_CMD_PORTID_V(0));
- c.retval_len16 = cpu_to_be32(FW_CMD_LEN16_V(sizeof(c) / 16));
- c.u.ts.sc = FW_PTP_SC_GET_TIME;
- err = t4_wr_mbox(adapter, adapter->mbox, &c, sizeof(c), &c);
- if (err < 0) {
- dev_err(adapter->pdev_dev,
- "PTP: %s error %d\n", __func__, -err);
- return err;
- }
+ ns = t4_read_reg(adapter, T5_PORT_REG(0, MAC_PORT_PTP_SUM_LO_A));
+ ns |= (u64)t4_read_reg(adapter,
+ T5_PORT_REG(0, MAC_PORT_PTP_SUM_HI_A)) << 32;
/* convert to timespec*/
- ns = be64_to_cpu(c.u.ts.tm);
*ts = ns_to_timespec64(ns);
-
- return err;
+ return 0;
}
/**
#define MAC_PORT_CFG2_A 0x818
+#define MAC_PORT_PTP_SUM_LO_A 0x990
+#define MAC_PORT_PTP_SUM_HI_A 0x994
+
#define MPS_CMN_CTL_A 0x9000
#define COUNTPAUSEMCRX_S 5
if (hw->mac_type == e1000_82545 ||
hw->mac_type == e1000_ce4100 ||
hw->mac_type == e1000_82546) {
- return ((begin ^ (end - 1)) >> 16) != 0 ? false : true;
+ return ((begin ^ (end - 1)) >> 16) == 0;
}
return true;
}
}
if (lut) {
- bool pf_lut = vsi->type == I40E_VSI_MAIN ? true : false;
+ bool pf_lut = vsi->type == I40E_VSI_MAIN;
ret = i40e_aq_set_rss_lut(hw, vsi->id, pf_lut, lut, lut_size);
if (ret) {
}
if (lut) {
- bool pf_lut = vsi->type == I40E_VSI_MAIN ? true : false;
+ bool pf_lut = vsi->type == I40E_VSI_MAIN;
ret = i40e_aq_get_rss_lut(hw, vsi->id, pf_lut, lut, lut_size);
if (ret) {
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/moduleparam.h>
+#include <linux/indirect_call_wrapper.h>
#include "mlx4_en.h"
}
}
+INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
+ struct mlx4_en_tx_ring *ring,
+ int index, u64 timestamp,
+ int napi_mode));
u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
return tx_info->nr_txbb;
}
+INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
+ struct mlx4_en_tx_ring *ring,
+ int index, u64 timestamp,
+ int napi_mode));
+
u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
int index, u64 timestamp,
timestamp = mlx4_en_get_cqe_ts(cqe);
/* free next descriptor */
- last_nr_txbb = ring->free_tx_desc(
+ last_nr_txbb = INDIRECT_CALL_2(ring->free_tx_desc,
+ mlx4_en_free_tx_desc,
+ mlx4_en_recycle_tx_desc,
priv, ring, ring_index,
timestamp, napi_budget);
tristate "Mellanox 5th generation network adapters (ConnectX series) core driver"
depends on PCI
select NET_DEVLINK
- imply PTP_1588_CLOCK
- imply VXLAN
- imply MLXFW
- imply PCI_HYPERV_INTERFACE
+ depends on VXLAN || !VXLAN
+ depends on MLXFW || !MLXFW
+ depends on PTP_1588_CLOCK || !PTP_1588_CLOCK
+ depends on PCI_HYPERV_INTERFACE || !PCI_HYPERV_INTERFACE
default n
---help---
Core driver for low level functionality of the ConnectX-4 and
return NULL;
}
- tracer = kzalloc(sizeof(*tracer), GFP_KERNEL);
+ tracer = kvzalloc(sizeof(*tracer), GFP_KERNEL);
if (!tracer)
return ERR_PTR(-ENOMEM);
tracer->dev = NULL;
destroy_workqueue(tracer->work_queue);
free_tracer:
- kfree(tracer);
+ kvfree(tracer);
return ERR_PTR(err);
}
mlx5_fw_tracer_destroy_log_buf(tracer);
flush_workqueue(tracer->work_queue);
destroy_workqueue(tracer->work_queue);
- kfree(tracer);
+ kvfree(tracer);
}
static int fw_tracer_event(struct notifier_block *nb, unsigned long action, void *data)
MLX5E_SQ_STATE_AM,
MLX5E_SQ_STATE_TLS,
MLX5E_SQ_STATE_VLAN_NEED_L2_INLINE,
+ MLX5E_SQ_STATE_PENDING_XSK_TX,
};
struct mlx5e_sq_wqe_info {
void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq);
-void mlx5e_poll_ico_cq(struct mlx5e_cq *cq);
+int mlx5e_poll_ico_cq(struct mlx5e_cq *cq);
bool mlx5e_post_rx_mpwqes(struct mlx5e_rq *rq);
void mlx5e_dealloc_rx_wqe(struct mlx5e_rq *rq, u16 ix);
void mlx5e_dealloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix);
#include <net/flow_offload.h>
#include <net/netfilter/nf_flow_table.h>
#include <linux/workqueue.h>
+#include <linux/xarray.h>
#include "esw/chains.h"
#include "en/tc_ct.h"
struct mlx5_eswitch *esw;
const struct net_device *netdev;
struct idr fte_ids;
- struct idr tuple_ids;
+ struct xarray tuple_ids;
struct rhashtable zone_ht;
struct mlx5_flow_table *ct;
struct mlx5_flow_table *ct_nat;
mlx5_eswitch_del_offloaded_rule(esw, zone_rule->rule, attr);
mlx5_modify_header_dealloc(esw->dev, attr->modify_hdr);
- idr_remove(&ct_priv->tuple_ids, zone_rule->tupleid);
+ xa_erase(&ct_priv->tuple_ids, zone_rule->tupleid);
}
static void
struct mlx5_esw_flow_attr *attr = &zone_rule->attr;
struct mlx5_eswitch *esw = ct_priv->esw;
struct mlx5_flow_spec *spec = NULL;
- u32 tupleid = 1;
+ u32 tupleid;
int err;
zone_rule->nat = nat;
return -ENOMEM;
/* Get tuple unique id */
- err = idr_alloc_u32(&ct_priv->tuple_ids, zone_rule, &tupleid,
- TUPLE_ID_MAX, GFP_KERNEL);
+ err = xa_alloc(&ct_priv->tuple_ids, &tupleid, zone_rule,
+ XA_LIMIT(1, TUPLE_ID_MAX), GFP_KERNEL);
if (err) {
netdev_warn(ct_priv->netdev,
"Failed to allocate tuple id, err: %d\n", err);
- goto err_idr_alloc;
+ goto err_xa_alloc;
}
zone_rule->tupleid = tupleid;
err_rule:
mlx5_modify_header_dealloc(esw->dev, attr->modify_hdr);
err_mod_hdr:
- idr_remove(&ct_priv->tuple_ids, zone_rule->tupleid);
-err_idr_alloc:
+ xa_erase(&ct_priv->tuple_ids, zone_rule->tupleid);
+err_xa_alloc:
kfree(spec);
return err;
}
}
idr_init(&ct_priv->fte_ids);
- idr_init(&ct_priv->tuple_ids);
+ xa_init_flags(&ct_priv->tuple_ids, XA_FLAGS_ALLOC1);
mutex_init(&ct_priv->control_lock);
rhashtable_init(&ct_priv->zone_ht, &zone_params);
rhashtable_destroy(&ct_priv->zone_ht);
mutex_destroy(&ct_priv->control_lock);
- idr_destroy(&ct_priv->tuple_ids);
+ xa_destroy(&ct_priv->tuple_ids);
idr_destroy(&ct_priv->fte_ids);
kfree(ct_priv);
if (!ct_priv || !tupleid)
return true;
- zone_rule = idr_find(&ct_priv->tuple_ids, tupleid);
+ zone_rule = xa_load(&ct_priv->tuple_ids, tupleid);
if (!zone_rule)
return false;
if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &c->xskicosq.state)))
return 0;
+ if (test_and_set_bit(MLX5E_SQ_STATE_PENDING_XSK_TX, &c->xskicosq.state))
+ return 0;
+
spin_lock(&c->xskicosq_lock);
mlx5e_trigger_irq(&c->xskicosq);
spin_unlock(&c->xskicosq_lock);
struct mlx5e_vport_stats *vstats = &priv->stats.vport;
struct mlx5e_pport_stats *pstats = &priv->stats.pport;
- if (!mlx5e_monitor_counter_supported(priv)) {
+ /* In switchdev mode, monitor counters doesn't monitor
+ * rx/tx stats of 802_3. The update stats mechanism
+ * should keep the 802_3 layout counters updated
+ */
+ if (!mlx5e_monitor_counter_supported(priv) ||
+ mlx5e_is_uplink_rep(priv)) {
/* update HW stats in background for next time */
mlx5e_queue_update_stats(priv);
}
return !!err;
}
-void mlx5e_poll_ico_cq(struct mlx5e_cq *cq)
+int mlx5e_poll_ico_cq(struct mlx5e_cq *cq)
{
struct mlx5e_icosq *sq = container_of(cq, struct mlx5e_icosq, cq);
struct mlx5_cqe64 *cqe;
int i;
if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state)))
- return;
+ return 0;
cqe = mlx5_cqwq_get_cqe(&cq->wq);
if (likely(!cqe))
- return;
+ return 0;
/* sq->cc must be updated only after mlx5_cqwq_update_db_record(),
* otherwise a cq overrun may occur
sq->cc = sqcc;
mlx5_cqwq_update_db_record(&cq->wq);
+
+ return i;
}
bool mlx5e_post_rx_mpwqes(struct mlx5e_rq *rq)
mlx5e_post_rx_wqes,
rq);
if (xsk_open) {
- mlx5e_poll_ico_cq(&c->xskicosq.cq);
+ if (mlx5e_poll_ico_cq(&c->xskicosq.cq))
+ /* Don't clear the flag if nothing was polled to prevent
+ * queueing more WQEs and overflowing XSKICOSQ.
+ */
+ clear_bit(MLX5E_SQ_STATE_PENDING_XSK_TX, &c->xskicosq.state);
busy |= mlx5e_poll_xdpsq_cq(&xsksq->cq);
busy_xsk |= mlx5e_napi_xsk_post(xsksq, xskrq);
}
block = kzalloc(sizeof(*block), GFP_KERNEL);
if (!block)
- return NULL;
+ return ERR_PTR(-ENOMEM);
INIT_LIST_HEAD(&block->resource_list);
block->afa = mlxsw_afa;
mlxsw_afa_set_destroy(block->first_set);
err_first_set_create:
kfree(block);
- return NULL;
+ return ERR_PTR(-ENOMEM);
}
EXPORT_SYMBOL(mlxsw_afa_block_create);
* to be written using PEFA register to all indexes for all regions.
*/
afa_block = mlxsw_afa_block_create(mlxsw_sp->afa);
- if (!afa_block) {
- err = -ENOMEM;
+ if (IS_ERR(afa_block)) {
+ err = PTR_ERR(afa_block);
goto err_afa_block;
}
err = mlxsw_afa_block_continue(afa_block);
rulei = kzalloc(sizeof(*rulei), GFP_KERNEL);
if (!rulei)
- return NULL;
+ return ERR_PTR(-ENOMEM);
if (afa_block) {
rulei->act_block = afa_block;
int err;
afa_block = mlxsw_afa_block_create(mlxsw_sp->afa);
- if (!afa_block)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(afa_block))
+ return afa_block;
err = mlxsw_afa_block_append_allocated_counter(afa_block,
counter_index);
-
-/*
- * snull.h -- definitions for the network module
- *
- * Copyright (C) 2001 Alessandro Rubini and Jonathan Corbet
- * Copyright (C) 2001 O'Reilly & Associates
- *
- * The source code in this file can be freely used, adapted,
- * and redistributed in source or binary form, so long as an
- * acknowledgment appears in derived source files. The citation
- * should list that the code comes from the book "Linux Device
- * Drivers" by Alessandro Rubini and Jonathan Corbet, published
- * by O'Reilly & Associates. No warranty is attached;
- * we cannot take responsibility for errors or fitness for use.
- */
-
/* version dependencies have been confined to a separate file */
/* Tunable parameters */
#include <linux/clk-provider.h>
#include <linux/pci.h>
#include <linux/dmi.h>
+#include "dwmac-intel.h"
#include "stmmac.h"
+struct intel_priv_data {
+ int mdio_adhoc_addr; /* mdio address for serdes & etc */
+};
+
/* This struct is used to associate PCI Function of MAC controller on a board,
* discovered via DMI, with the address of PHY connected to the MAC. The
* negative value of the address means that MAC controller is not connected
return -ENODEV;
}
+static int serdes_status_poll(struct stmmac_priv *priv, int phyaddr,
+ int phyreg, u32 mask, u32 val)
+{
+ unsigned int retries = 10;
+ int val_rd;
+
+ do {
+ val_rd = mdiobus_read(priv->mii, phyaddr, phyreg);
+ if ((val_rd & mask) == (val & mask))
+ return 0;
+ udelay(POLL_DELAY_US);
+ } while (--retries);
+
+ return -ETIMEDOUT;
+}
+
+static int intel_serdes_powerup(struct net_device *ndev, void *priv_data)
+{
+ struct intel_priv_data *intel_priv = priv_data;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ int serdes_phy_addr = 0;
+ u32 data = 0;
+
+ if (!intel_priv->mdio_adhoc_addr)
+ return 0;
+
+ serdes_phy_addr = intel_priv->mdio_adhoc_addr;
+
+ /* assert clk_req */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data |= SERDES_PLL_CLK;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* check for clk_ack assertion */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_PLL_CLK,
+ SERDES_PLL_CLK);
+
+ if (data) {
+ dev_err(priv->device, "Serdes PLL clk request timeout\n");
+ return data;
+ }
+
+ /* assert lane reset */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data |= SERDES_RST;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* check for assert lane reset reflection */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_RST,
+ SERDES_RST);
+
+ if (data) {
+ dev_err(priv->device, "Serdes assert lane reset timeout\n");
+ return data;
+ }
+
+ /* move power state to P0 */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data &= ~SERDES_PWR_ST_MASK;
+ data |= SERDES_PWR_ST_P0 << SERDES_PWR_ST_SHIFT;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* Check for P0 state */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_PWR_ST_MASK,
+ SERDES_PWR_ST_P0 << SERDES_PWR_ST_SHIFT);
+
+ if (data) {
+ dev_err(priv->device, "Serdes power state P0 timeout.\n");
+ return data;
+ }
+
+ return 0;
+}
+
+static void intel_serdes_powerdown(struct net_device *ndev, void *intel_data)
+{
+ struct intel_priv_data *intel_priv = intel_data;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ int serdes_phy_addr = 0;
+ u32 data = 0;
+
+ if (!intel_priv->mdio_adhoc_addr)
+ return;
+
+ serdes_phy_addr = intel_priv->mdio_adhoc_addr;
+
+ /* move power state to P3 */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data &= ~SERDES_PWR_ST_MASK;
+ data |= SERDES_PWR_ST_P3 << SERDES_PWR_ST_SHIFT;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* Check for P3 state */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_PWR_ST_MASK,
+ SERDES_PWR_ST_P3 << SERDES_PWR_ST_SHIFT);
+
+ if (data) {
+ dev_err(priv->device, "Serdes power state P3 timeout\n");
+ return;
+ }
+
+ /* de-assert clk_req */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data &= ~SERDES_PLL_CLK;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* check for clk_ack de-assert */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_PLL_CLK,
+ (u32)~SERDES_PLL_CLK);
+
+ if (data) {
+ dev_err(priv->device, "Serdes PLL clk de-assert timeout\n");
+ return;
+ }
+
+ /* de-assert lane reset */
+ data = mdiobus_read(priv->mii, serdes_phy_addr,
+ SERDES_GCR0);
+
+ data &= ~SERDES_RST;
+
+ mdiobus_write(priv->mii, serdes_phy_addr,
+ SERDES_GCR0, data);
+
+ /* check for de-assert lane reset reflection */
+ data = serdes_status_poll(priv, serdes_phy_addr,
+ SERDES_GSR0,
+ SERDES_RST,
+ (u32)~SERDES_RST);
+
+ if (data) {
+ dev_err(priv->device, "Serdes de-assert lane reset timeout\n");
+ return;
+ }
+}
+
static void common_default_data(struct plat_stmmacenet_data *plat)
{
plat->clk_csr = 2; /* clk_csr_i = 20-35MHz & MDC = clk_csr_i/16 */
plat->phy_addr = 0;
plat->phy_interface = PHY_INTERFACE_MODE_SGMII;
+ plat->serdes_powerup = intel_serdes_powerup;
+ plat->serdes_powerdown = intel_serdes_powerdown;
+
return ehl_common_data(pdev, plat);
}
struct plat_stmmacenet_data *plat)
{
plat->phy_interface = PHY_INTERFACE_MODE_SGMII;
+ plat->serdes_powerup = intel_serdes_powerup;
+ plat->serdes_powerdown = intel_serdes_powerdown;
return ehl_pse0_common_data(pdev, plat);
}
struct plat_stmmacenet_data *plat)
{
plat->phy_interface = PHY_INTERFACE_MODE_SGMII;
+ plat->serdes_powerup = intel_serdes_powerup;
+ plat->serdes_powerdown = intel_serdes_powerdown;
return ehl_pse1_common_data(pdev, plat);
}
plat->bus_id = 1;
plat->phy_addr = 0;
plat->phy_interface = PHY_INTERFACE_MODE_SGMII;
+ plat->serdes_powerup = intel_serdes_powerup;
+ plat->serdes_powerdown = intel_serdes_powerdown;
return tgl_common_data(pdev, plat);
}
const struct pci_device_id *id)
{
struct stmmac_pci_info *info = (struct stmmac_pci_info *)id->driver_data;
+ struct intel_priv_data *intel_priv;
struct plat_stmmacenet_data *plat;
struct stmmac_resources res;
int i;
int ret;
+ intel_priv = devm_kzalloc(&pdev->dev, sizeof(*intel_priv),
+ GFP_KERNEL);
+ if (!intel_priv)
+ return -ENOMEM;
+
plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL);
if (!plat)
return -ENOMEM;
pci_set_master(pdev);
+ plat->bsp_priv = intel_priv;
+ intel_priv->mdio_adhoc_addr = 0x15;
+
ret = info->setup(pdev, plat);
if (ret)
return ret;
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2020, Intel Corporation
+ * DWMAC Intel header file
+ */
+
+#ifndef __DWMAC_INTEL_H__
+#define __DWMAC_INTEL_H__
+
+#define POLL_DELAY_US 8
+
+/* SERDES Register */
+#define SERDES_GSR0 0x5 /* Global Status Reg0 */
+#define SERDES_GCR0 0xb /* Global Configuration Reg0 */
+
+/* SERDES defines */
+#define SERDES_PLL_CLK BIT(0) /* PLL clk valid signal */
+#define SERDES_RST BIT(2) /* Serdes Reset */
+#define SERDES_PWR_ST_MASK GENMASK(6, 4) /* Serdes Power state*/
+#define SERDES_PWR_ST_SHIFT 4
+#define SERDES_PWR_ST_P0 0x0
+#define SERDES_PWR_ST_P3 0x3
+
+#endif /* __DWMAC_INTEL_H__ */
{ .div = 5, .val = 5, },
{ .div = 6, .val = 6, },
{ .div = 7, .val = 7, },
+ { /* end of array */ }
};
clk_configs = devm_kzalloc(dev, sizeof(*clk_configs), GFP_KERNEL);
phymode == PHY_INTERFACE_MODE_MII ||
phymode == PHY_INTERFACE_MODE_GMII ||
phymode == PHY_INTERFACE_MODE_SGMII) {
- ctrl |= SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2);
regmap_read(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG,
&module);
module |= (SYSMGR_FPGAGRP_MODULE_EMAC << (reg_shift / 2));
regmap_write(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG,
module);
- } else {
- ctrl &= ~(SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2));
}
+ if (dwmac->f2h_ptp_ref_clk)
+ ctrl |= SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2);
+ else
+ ctrl &= ~(SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK <<
+ (reg_shift / 2));
+
regmap_write(sys_mgr_base_addr, reg_offset, ctrl);
/* Deassert reset for the phy configuration to be sampled by
unsigned long data;
u32 reg_value;
- /* For GMAC3.x, 4.x versions, convert the ptp_clock to nano second
- * formula = (1/ptp_clock) * 1000000000
- * where ptp_clock is 50MHz if fine method is used to update system
+ /* For GMAC3.x, 4.x versions, in "fine adjustement mode" set sub-second
+ * increment to twice the number of nanoseconds of a clock cycle.
+ * The calculation of the default_addend value by the caller will set it
+ * to mid-range = 2^31 when the remainder of this division is zero,
+ * which will make the accumulator overflow once every 2 ptp_clock
+ * cycles, adding twice the number of nanoseconds of a clock cycle :
+ * 2000000000ULL / ptp_clock.
*/
if (value & PTP_TCR_TSCFUPDT)
- data = (1000000000ULL / 50000000);
+ data = (2000000000ULL / ptp_clock);
else
data = (1000000000ULL / ptp_clock);
goto error_netdev_register;
}
+ if (priv->plat->serdes_powerup) {
+ ret = priv->plat->serdes_powerup(ndev,
+ priv->plat->bsp_priv);
+
+ if (ret < 0)
+ return ret;
+ }
+
#ifdef CONFIG_DEBUG_FS
stmmac_init_fs(ndev);
#endif
stmmac_stop_all_dma(priv);
+ if (priv->plat->serdes_powerdown)
+ priv->plat->serdes_powerdown(ndev, priv->plat->bsp_priv);
+
stmmac_mac_set(priv, priv->ioaddr, false);
netif_carrier_off(ndev);
unregister_netdev(ndev);
/* Stop TX/RX DMA */
stmmac_stop_all_dma(priv);
+ if (priv->plat->serdes_powerdown)
+ priv->plat->serdes_powerdown(ndev, priv->plat->bsp_priv);
+
/* Enable Power down mode by programming the PMT regs */
if (device_may_wakeup(priv->device)) {
stmmac_pmt(priv, priv->hw, priv->wolopts);
{
struct net_device *ndev = dev_get_drvdata(dev);
struct stmmac_priv *priv = netdev_priv(ndev);
+ int ret;
if (!netif_running(ndev))
return 0;
stmmac_mdio_reset(priv->mii);
}
+ if (priv->plat->serdes_powerup) {
+ ret = priv->plat->serdes_powerup(ndev,
+ priv->plat->bsp_priv);
+
+ if (ret < 0)
+ return ret;
+ }
+
netif_device_attach(ndev);
mutex_lock(&priv->lock);
return -ENODEV;
regs_phys = res->start;
port->regs = devm_ioremap_resource(dev, res);
+ if (IS_ERR(port->regs))
+ return PTR_ERR(port->regs);
switch (port->id) {
case IXP4XX_ETH_NPEA:
enum ifla_geneve_df df = nla_get_u8(data[IFLA_GENEVE_DF]);
if (df < 0 || df > GENEVE_DF_MAX) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_GENEVE_DF],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_GENEVE_DF],
"Invalid DF attribute");
return -EINVAL;
}
struct netlink_ext_ack *extack)
{
struct macsec_dev *macsec = macsec_priv(dev);
+ rx_handler_func_t *rx_handler;
+ u8 icv_len = DEFAULT_ICV_LEN;
struct net_device *real_dev;
- int err;
+ int err, mtu;
sci_t sci;
- u8 icv_len = DEFAULT_ICV_LEN;
- rx_handler_func_t *rx_handler;
if (!tb[IFLA_LINK])
return -EINVAL;
if (data && data[IFLA_MACSEC_ICV_LEN])
icv_len = nla_get_u8(data[IFLA_MACSEC_ICV_LEN]);
- dev->mtu = real_dev->mtu - icv_len - macsec_extra_len(true);
+ mtu = real_dev->mtu - icv_len - macsec_extra_len(true);
+ if (mtu < 0)
+ dev->mtu = 0;
+ else
+ dev->mtu = mtu;
rx_handler = rtnl_dereference(real_dev->rx_handler);
if (rx_handler && rx_handler != macsec_handle_frame)
struct macvlan_dev,
list);
- if (macvlan_sync_address(vlan->dev, dev->dev_addr))
+ if (vlan && macvlan_sync_address(vlan->dev, dev->dev_addr))
return NOTIFY_BAD;
break;
if (phydev->autoneg == AUTONEG_ENABLE && !phydev->autoneg_complete)
phydev->link = false;
- if (!phydev->link)
- return 0;
-
linkmode_zero(phydev->lp_advertising);
phydev->speed = SPEED_UNKNOWN;
phydev->duplex = DUPLEX_UNKNOWN;
phydev->asym_pause = 0;
phydev->mdix = 0;
+ if (!phydev->link)
+ return 0;
+
if (phydev->autoneg_complete) {
val = genphy_c45_read_lpa(phydev);
if (val < 0)
ret = phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MV_V2_PORT_CTRL,
MV_V2_PORT_CTRL_PWRDOWN);
- if (priv->firmware_ver < 0x00030000)
+ if (phydev->drv->phy_id != MARVELL_PHY_ID_88X3310 ||
+ priv->firmware_ver < 0x00030000)
return ret;
return phy_set_bits_mmd(phydev, MDIO_MMD_VEND2, MV_V2_PORT_CTRL,
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/delay.h>
#include <linux/mii.h>
#include <linux/phy.h>
+/* External Register Control Register */
+#define LAN87XX_EXT_REG_CTL (0x14)
+#define LAN87XX_EXT_REG_CTL_RD_CTL (0x1000)
+#define LAN87XX_EXT_REG_CTL_WR_CTL (0x0800)
+
+/* External Register Read Data Register */
+#define LAN87XX_EXT_REG_RD_DATA (0x15)
+
+/* External Register Write Data Register */
+#define LAN87XX_EXT_REG_WR_DATA (0x16)
+
/* Interrupt Source Register */
#define LAN87XX_INTERRUPT_SOURCE (0x18)
#define LAN87XX_MASK_LINK_UP (0x0004)
#define LAN87XX_MASK_LINK_DOWN (0x0002)
+/* phyaccess nested types */
+#define PHYACC_ATTR_MODE_READ 0
+#define PHYACC_ATTR_MODE_WRITE 1
+#define PHYACC_ATTR_MODE_MODIFY 2
+
+#define PHYACC_ATTR_BANK_SMI 0
+#define PHYACC_ATTR_BANK_MISC 1
+#define PHYACC_ATTR_BANK_PCS 2
+#define PHYACC_ATTR_BANK_AFE 3
+#define PHYACC_ATTR_BANK_MAX 7
+
#define DRIVER_AUTHOR "Nisar Sayed <nisar.sayed@microchip.com>"
#define DRIVER_DESC "Microchip LAN87XX T1 PHY driver"
+struct access_ereg_val {
+ u8 mode;
+ u8 bank;
+ u8 offset;
+ u16 val;
+ u16 mask;
+};
+
+static int access_ereg(struct phy_device *phydev, u8 mode, u8 bank,
+ u8 offset, u16 val)
+{
+ u16 ereg = 0;
+ int rc = 0;
+
+ if (mode > PHYACC_ATTR_MODE_WRITE || bank > PHYACC_ATTR_BANK_MAX)
+ return -EINVAL;
+
+ if (bank == PHYACC_ATTR_BANK_SMI) {
+ if (mode == PHYACC_ATTR_MODE_WRITE)
+ rc = phy_write(phydev, offset, val);
+ else
+ rc = phy_read(phydev, offset);
+ return rc;
+ }
+
+ if (mode == PHYACC_ATTR_MODE_WRITE) {
+ ereg = LAN87XX_EXT_REG_CTL_WR_CTL;
+ rc = phy_write(phydev, LAN87XX_EXT_REG_WR_DATA, val);
+ if (rc < 0)
+ return rc;
+ } else {
+ ereg = LAN87XX_EXT_REG_CTL_RD_CTL;
+ }
+
+ ereg |= (bank << 8) | offset;
+
+ rc = phy_write(phydev, LAN87XX_EXT_REG_CTL, ereg);
+ if (rc < 0)
+ return rc;
+
+ if (mode == PHYACC_ATTR_MODE_READ)
+ rc = phy_read(phydev, LAN87XX_EXT_REG_RD_DATA);
+
+ return rc;
+}
+
+static int access_ereg_modify_changed(struct phy_device *phydev,
+ u8 bank, u8 offset, u16 val, u16 mask)
+{
+ int new = 0, rc = 0;
+
+ if (bank > PHYACC_ATTR_BANK_MAX)
+ return -EINVAL;
+
+ rc = access_ereg(phydev, PHYACC_ATTR_MODE_READ, bank, offset, val);
+ if (rc < 0)
+ return rc;
+
+ new = val | (rc & (mask ^ 0xFFFF));
+ rc = access_ereg(phydev, PHYACC_ATTR_MODE_WRITE, bank, offset, new);
+
+ return rc;
+}
+
+static int lan87xx_phy_init(struct phy_device *phydev)
+{
+ static const struct access_ereg_val init[] = {
+ /* TX Amplitude = 5 */
+ {PHYACC_ATTR_MODE_MODIFY, PHYACC_ATTR_BANK_AFE, 0x0B,
+ 0x000A, 0x001E},
+ /* Clear SMI interrupts */
+ {PHYACC_ATTR_MODE_READ, PHYACC_ATTR_BANK_SMI, 0x18,
+ 0, 0},
+ /* Clear MISC interrupts */
+ {PHYACC_ATTR_MODE_READ, PHYACC_ATTR_BANK_MISC, 0x08,
+ 0, 0},
+ /* Turn on TC10 Ring Oscillator (ROSC) */
+ {PHYACC_ATTR_MODE_MODIFY, PHYACC_ATTR_BANK_MISC, 0x20,
+ 0x0020, 0x0020},
+ /* WUR Detect Length to 1.2uS, LPC Detect Length to 1.09uS */
+ {PHYACC_ATTR_MODE_WRITE, PHYACC_ATTR_BANK_PCS, 0x20,
+ 0x283C, 0},
+ /* Wake_In Debounce Length to 39uS, Wake_Out Length to 79uS */
+ {PHYACC_ATTR_MODE_WRITE, PHYACC_ATTR_BANK_MISC, 0x21,
+ 0x274F, 0},
+ /* Enable Auto Wake Forward to Wake_Out, ROSC on, Sleep,
+ * and Wake_In to wake PHY
+ */
+ {PHYACC_ATTR_MODE_WRITE, PHYACC_ATTR_BANK_MISC, 0x20,
+ 0x80A7, 0},
+ /* Enable WUP Auto Fwd, Enable Wake on MDI, Wakeup Debouncer
+ * to 128 uS
+ */
+ {PHYACC_ATTR_MODE_WRITE, PHYACC_ATTR_BANK_MISC, 0x24,
+ 0xF110, 0},
+ /* Enable HW Init */
+ {PHYACC_ATTR_MODE_MODIFY, PHYACC_ATTR_BANK_SMI, 0x1A,
+ 0x0100, 0x0100},
+ };
+ int rc, i;
+
+ /* Start manual initialization procedures in Managed Mode */
+ rc = access_ereg_modify_changed(phydev, PHYACC_ATTR_BANK_SMI,
+ 0x1a, 0x0000, 0x0100);
+ if (rc < 0)
+ return rc;
+
+ /* Soft Reset the SMI block */
+ rc = access_ereg_modify_changed(phydev, PHYACC_ATTR_BANK_SMI,
+ 0x00, 0x8000, 0x8000);
+ if (rc < 0)
+ return rc;
+
+ /* Check to see if the self-clearing bit is cleared */
+ usleep_range(1000, 2000);
+ rc = access_ereg(phydev, PHYACC_ATTR_MODE_READ,
+ PHYACC_ATTR_BANK_SMI, 0x00, 0);
+ if (rc < 0)
+ return rc;
+ if ((rc & 0x8000) != 0)
+ return -ETIMEDOUT;
+
+ /* PHY Initialization */
+ for (i = 0; i < ARRAY_SIZE(init); i++) {
+ if (init[i].mode == PHYACC_ATTR_MODE_MODIFY) {
+ rc = access_ereg_modify_changed(phydev, init[i].bank,
+ init[i].offset,
+ init[i].val,
+ init[i].mask);
+ } else {
+ rc = access_ereg(phydev, init[i].mode, init[i].bank,
+ init[i].offset, init[i].val);
+ }
+ if (rc < 0)
+ return rc;
+ }
+
+ return 0;
+}
+
static int lan87xx_phy_config_intr(struct phy_device *phydev)
{
int rc, val = 0;
return rc < 0 ? rc : 0;
}
+static int lan87xx_config_init(struct phy_device *phydev)
+{
+ int rc = lan87xx_phy_init(phydev);
+
+ return rc < 0 ? rc : 0;
+}
+
static struct phy_driver microchip_t1_phy_driver[] = {
{
.phy_id = 0x0007c150,
.features = PHY_BASIC_T1_FEATURES,
+ .config_init = lan87xx_config_init,
.config_aneg = genphy_config_aneg,
.ack_interrupt = lan87xx_phy_ack_interrupt,
struct team_mode_item *mitem;
const struct team_mode *mode = NULL;
+ if (!try_module_get(THIS_MODULE))
+ return NULL;
+
spin_lock(&mode_list_lock);
mitem = __find_mode(kind);
if (!mitem) {
}
spin_unlock(&mode_list_lock);
+ module_put(THIS_MODULE);
return mode;
}
fl6.flowi6_proto = iph->nexthdr;
fl6.flowi6_flags = FLOWI_FLAG_SKIP_NH_OIF;
- dst = ip6_route_output(net, NULL, &fl6);
- if (dst == dst_null)
+ dst = ip6_dst_lookup_flow(net, NULL, &fl6, NULL);
+ if (IS_ERR(dst) || dst == dst_null)
goto err;
skb_dst_drop(skb);
if (rt6_need_strict(&ipv6_hdr(skb)->daddr))
return skb;
- if (qdisc_tx_is_default(vrf_dev))
+ if (qdisc_tx_is_default(vrf_dev) ||
+ IP6CB(skb)->flags & IP6SKB_XFRM_TRANSFORMED)
return vrf_ip6_out_direct(vrf_dev, sk, skb);
return vrf_ip6_out_redirect(vrf_dev, skb);
ipv4_is_lbcast(ip_hdr(skb)->daddr))
return skb;
- if (qdisc_tx_is_default(vrf_dev))
+ if (qdisc_tx_is_default(vrf_dev) ||
+ IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED)
return vrf_ip_out_direct(vrf_dev, sk, skb);
return vrf_ip_out_redirect(vrf_dev, skb);
u32 id = nla_get_u32(data[IFLA_VXLAN_ID]);
if (id >= VXLAN_N_VID) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_ID],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_ID],
"VXLAN ID must be lower than 16777216");
return -ERANGE;
}
= nla_data(data[IFLA_VXLAN_PORT_RANGE]);
if (ntohs(p->high) < ntohs(p->low)) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_PORT_RANGE],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_PORT_RANGE],
"Invalid source port range");
return -EINVAL;
}
enum ifla_vxlan_df df = nla_get_u8(data[IFLA_VXLAN_DF]);
if (df < 0 || df > VXLAN_DF_MAX) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_DF],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_DF],
"Invalid DF attribute");
return -EINVAL;
}
usb_autopm_put_interface(i2400mu->usb_iface);
d_fnend(8, dev, "(i2400m %p ack %p size %zu) = %ld\n",
i2400m, ack, ack_size, (long) result);
+ usb_put_urb(¬if_urb);
return result;
error_exceeded:
}
static void *
-il3945_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+il3945_rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
}
static void *
-il4965_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+il4965_rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
cpu_to_le16(priv->lib->bt_params->agg_time_limit);
}
-static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
if (!prof->enabled) {
IWL_DEBUG_RADIO(fwrt, "SAR profile %d is disabled.\n",
profs[i]);
- /* if one of the profiles is disabled, we fail all */
- return -ENOENT;
+ /*
+ * if one of the profiles is disabled, we
+ * ignore all of them and return 1 to
+ * differentiate disabled from other failures.
+ */
+ return 1;
}
+
IWL_DEBUG_INFO(fwrt,
"SAR EWRD: chain %d profile index %d\n",
i, profs[i]);
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2019 Intel Corporation
+ * Copyright(c) 2019 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2019 Intel Corporation
+ * Copyright(c) 2019 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
IWL_MVM_DQA_MAX_MGMT_QUEUE = 8,
IWL_MVM_DQA_AP_PROBE_RESP_QUEUE = 9,
IWL_MVM_DQA_MIN_DATA_QUEUE = 10,
- IWL_MVM_DQA_MAX_DATA_QUEUE = 31,
+ IWL_MVM_DQA_MAX_DATA_QUEUE = 30,
};
enum iwl_mvm_tx_fifo {
kmemdup(pieces->dbg_conf_tlv[i],
pieces->dbg_conf_tlv_len[i],
GFP_KERNEL);
- if (!pieces->dbg_conf_tlv[i])
+ if (!drv->fw.dbg.conf_tlv[i])
goto out_free_fw;
}
}
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
.mac_cap_info[2] =
- IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP |
- IEEE80211_HE_MAC_CAP2_ACK_EN,
+ IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP,
.mac_cap_info[3] =
IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2,
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
.mac_cap_info[2] =
- IEEE80211_HE_MAC_CAP2_BSR |
- IEEE80211_HE_MAC_CAP2_ACK_EN,
+ IEEE80211_HE_MAC_CAP2_BSR,
.mac_cap_info[3] =
IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2,
struct iwl_dev_tx_power_cmd_v4 v4;
} cmd;
+ int ret;
u16 len = 0;
cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS);
len = sizeof(cmd.v4.v3);
- if (iwl_sar_select_profile(&mvm->fwrt, cmd.v5.v3.per_chain_restriction,
- prof_a, prof_b))
- return -ENOENT;
+ ret = iwl_sar_select_profile(&mvm->fwrt,
+ cmd.v5.v3.per_chain_restriction,
+ prof_a, prof_b);
+
+ /* return on error or if the profile is disabled (positive number) */
+ if (ret)
+ return ret;
+
IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
}
"EWRD SAR BIOS table invalid or unavailable. (%d)\n",
ret);
- ret = iwl_mvm_sar_select_profile(mvm, 1, 1);
- /*
- * If we don't have profile 0 from BIOS, just skip it. This
- * means that SAR Geo will not be enabled either, even if we
- * have other valid profiles.
- */
- if (ret == -ENOENT)
- return 1;
-
- return ret;
+ return iwl_mvm_sar_select_profile(mvm, 1, 1);
}
static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
ret = iwl_mvm_sar_init(mvm);
if (ret == 0) {
ret = iwl_mvm_sar_geo_init(mvm);
- } else if (ret > 0 && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
+ } else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
/*
* If basic SAR is not available, we check for WGDS,
* which should *not* be available either. If it is
cpu_to_le16(iwl_mvm_coex_agg_time_limit(mvm, sta));
}
-static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 - 2019 Intel Corporation
+ * Copyright(c) 2018 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 - 2019 Intel Corporation
+ * Copyright(c) 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
struct iwl_mvm_stat_data {
struct iwl_mvm *mvm;
+ __le32 flags;
__le32 mac_id;
u8 beacon_filter_average_energy;
void *general;
-general->beacon_average_energy[vif_id];
}
+ /* make sure that beacon statistics don't go backwards with TCM
+ * request to clear statistics
+ */
+ if (le32_to_cpu(data->flags) & IWL_STATISTICS_REPLY_FLG_CLEAR)
+ mvmvif->beacon_stats.accu_num_beacons +=
+ mvmvif->beacon_stats.num_beacons;
+
if (mvmvif->id != id)
return;
flags = stats->flag;
}
+ data.flags = flags;
iwl_mvm_rx_stats_check_trigger(mvm, pkt);
lockdep_assert_held(&mvm->mutex);
+ if (WARN(maxq >= mvm->trans->trans_cfg->base_params->num_of_queues,
+ "max queue %d >= num_of_queues (%d)", maxq,
+ mvm->trans->trans_cfg->base_params->num_of_queues))
+ maxq = mvm->trans->trans_cfg->base_params->num_of_queues - 1;
+
/* This should not be hit with new TX path */
if (WARN_ON(iwl_mvm_has_new_tx_api(mvm)))
return -ENOSPC;
inactive_tid_bitmap,
&unshare_queues,
&changetid_queues);
- if (ret >= 0 && free_queue < 0) {
+ if (ret && free_queue < 0) {
queue_owner = sta;
- free_queue = ret;
+ free_queue = i;
}
/* only unlock sta lock - we still need the queue info lock */
spin_unlock_bh(&mvmsta->lock);
int cmdq_size = max_t(u32, IWL_CMD_QUEUE_SIZE,
trans->cfg->min_txq_size);
+ switch (trans_pcie->rx_buf_size) {
+ case IWL_AMSDU_DEF:
+ return -EINVAL;
+ case IWL_AMSDU_2K:
+ break;
+ case IWL_AMSDU_4K:
+ case IWL_AMSDU_8K:
+ case IWL_AMSDU_12K:
+ control_flags |= IWL_PRPH_SCRATCH_RB_SIZE_4K;
+ break;
+ }
+
/* Allocate prph scratch */
prph_scratch = dma_alloc_coherent(trans->dev, sizeof(*prph_scratch),
&trans_pcie->prph_scratch_dma_addr,
cpu_to_le16((u16)iwl_read32(trans, CSR_HW_REV));
prph_sc_ctrl->version.size = cpu_to_le16(sizeof(*prph_scratch) / 4);
- control_flags = IWL_PRPH_SCRATCH_RB_SIZE_4K |
- IWL_PRPH_SCRATCH_MTR_MODE |
- (IWL_PRPH_MTR_FORMAT_256B &
- IWL_PRPH_SCRATCH_MTR_FORMAT);
+ control_flags |= IWL_PRPH_SCRATCH_MTR_MODE;
+ control_flags |= IWL_PRPH_MTR_FORMAT_256B & IWL_PRPH_SCRATCH_MTR_FORMAT;
/* initialize RX default queue */
prph_sc_ctrl->rbd_cfg.free_rbd_addr =
iwl_pcie_gen2_txq_unmap(trans, queue);
+ iwl_pcie_gen2_txq_free_memory(trans, trans_pcie->txq[queue]);
+ trans_pcie->txq[queue] = NULL;
+
IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", queue);
}
}
vq = hwsim_vqs[HWSIM_VQ_RX];
sg_init_one(sg, skb->head, skb_end_offset(skb));
- err = virtqueue_add_inbuf(vq, sg, 1, skb, GFP_KERNEL);
+ err = virtqueue_add_inbuf(vq, sg, 1, skb, GFP_ATOMIC);
if (WARN(err, "virtqueue_add_inbuf returned %d\n", err))
nlmsg_free(skb);
else
{
}
-static void *rtl_rate_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rtl_rate_alloc(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
return rtlpriv;
ines_write32(port, ts_stat_rx, ts_stat_rx);
ines_write32(port, ts_stat_tx, ts_stat_tx);
- port->rxts_enabled = ts_stat_rx == TS_ENABLE ? true : false;
- port->txts_enabled = ts_stat_tx == TS_ENABLE ? true : false;
+ port->rxts_enabled = ts_stat_rx == TS_ENABLE;
+ port->txts_enabled = ts_stat_tx == TS_ENABLE;
spin_unlock_irqrestore(&port->lock, flags);
struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES];
struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES];
void (*fix_mac_speed)(void *priv, unsigned int speed);
+ int (*serdes_powerup)(struct net_device *ndev, void *priv);
+ void (*serdes_powerdown)(struct net_device *ndev, void *priv);
int (*init)(struct platform_device *pdev, void *priv);
void (*exit)(struct platform_device *pdev, void *priv);
struct mac_device_info *(*setup)(void *priv);
struct rate_control_ops {
unsigned long capa;
const char *name;
- void *(*alloc)(struct ieee80211_hw *hw, struct dentry *debugfsdir);
+ void *(*alloc)(struct ieee80211_hw *hw);
+ void (*add_debugfs)(struct ieee80211_hw *hw, void *priv,
+ struct dentry *debugfsdir);
void (*free)(void *priv);
void *(*alloc_sta)(void *priv, struct ieee80211_sta *sta, gfp_t gfp);
ND_OPT_DNSSL = 31, /* RFC6106 */
ND_OPT_6CO = 34, /* RFC6775 */
ND_OPT_CAPTIVE_PORTAL = 37, /* RFC7710 */
- ND_OPT_PREF64 = 38, /* RFC-ietf-6man-ra-pref64-09 */
+ ND_OPT_PREF64 = 38, /* RFC8781 */
__ND_OPT_MAX
};
extern struct percpu_counter tcp_orphan_count;
void tcp_time_wait(struct sock *sk, int state, int timeo);
-#define MAX_TCP_HEADER (128 + MAX_HEADER)
+#define MAX_TCP_HEADER L1_CACHE_ALIGN(128 + MAX_HEADER)
#define MAX_TCP_OPTION_SPACE 40
#define TCP_MIN_SND_MSS 48
#define TCP_MIN_GSO_SIZE (TCP_MIN_SND_MSS - MAX_TCP_OPTION_SPACE)
* ifindex, but doesn't require a map to do so.
* Return
* **XDP_REDIRECT** on success, or the value of the two lower bits
- * of the **flags* argument on error.
+ * of the *flags* argument on error.
*
* int bpf_sk_redirect_map(struct sk_buff *skb, struct bpf_map *map, u32 key, u64 flags)
* Description
return -EOVERFLOW;
/* Make sure CPU is a valid possible cpu */
- if (!cpu_possible(key_cpu))
+ if (key_cpu >= nr_cpumask_bits || !cpu_possible(key_cpu))
return -ENODEV;
if (qsize == 0) {
}
#endif
-const struct file_operations bpf_link_fops = {
+static const struct file_operations bpf_link_fops = {
#ifdef CONFIG_PROC_FS
.show_fdinfo = bpf_link_show_fdinfo,
#endif
return PTR_ERR(link);
new_prog = bpf_prog_get(attr->link_update.new_prog_fd);
- if (IS_ERR(new_prog))
- return PTR_ERR(new_prog);
+ if (IS_ERR(new_prog)) {
+ ret = PTR_ERR(new_prog);
+ goto out_put_link;
+ }
if (flags & BPF_F_REPLACE) {
old_prog = bpf_prog_get(attr->link_update.old_prog_fd);
old_prog = NULL;
goto out_put_progs;
}
+ } else if (attr->link_update.old_prog_fd) {
+ ret = -EINVAL;
+ goto out_put_progs;
}
#ifdef CONFIG_CGROUP_BPF
bpf_prog_put(old_prog);
if (ret)
bpf_prog_put(new_prog);
+out_put_link:
+ bpf_link_put(link);
return ret;
}
return reg->type == SCALAR_VALUE && tnum_is_const(reg->var_off);
}
+static bool __is_pointer_value(bool allow_ptr_leaks,
+ const struct bpf_reg_state *reg)
+{
+ if (allow_ptr_leaks)
+ return false;
+
+ return reg->type != SCALAR_VALUE;
+}
+
static void save_register_state(struct bpf_func_state *state,
int spi, struct bpf_reg_state *reg)
{
* which resets stack/reg liveness for state transitions
*/
state->regs[value_regno].live |= REG_LIVE_WRITTEN;
+ } else if (__is_pointer_value(env->allow_ptr_leaks, reg)) {
+ /* If value_regno==-1, the caller is asking us whether
+ * it is acceptable to use this value as a SCALAR_VALUE
+ * (e.g. for XADD).
+ * We must not allow unprivileged callers to do that
+ * with spilled pointers.
+ */
+ verbose(env, "leaking pointer from stack off %d\n",
+ off);
+ return -EACCES;
}
mark_reg_read(env, reg, reg->parent, REG_LIVE_READ64);
} else {
return -EACCES;
}
-static bool __is_pointer_value(bool allow_ptr_leaks,
- const struct bpf_reg_state *reg)
-{
- if (allow_ptr_leaks)
- return false;
-
- return reg->type != SCALAR_VALUE;
-}
-
static struct bpf_reg_state *reg_state(struct bpf_verifier_env *env, int regno)
{
return cur_regs(env) + regno;
if (ret < 0)
return ret;
- if (atype == BPF_READ) {
+ if (atype == BPF_READ && value_regno >= 0) {
if (ret == SCALAR_VALUE) {
mark_reg_unknown(env, regs, value_regno);
return 0;
return -EINVAL;
}
env->ops = bpf_verifier_ops[tgt_prog->type];
+ prog->expected_attach_type = tgt_prog->expected_attach_type;
}
if (!tgt_prog->jited) {
verbose(env, "Can attach to only JITed progs\n");
* them now. Otherwise free_used_maps() will release them.
*/
release_maps(env);
+
+ /* extension progs temporarily inherit the attach_type of their targets
+ for verification purposes, so set it back to zero before returning
+ */
+ if (env->prog->type == BPF_PROG_TYPE_EXT)
+ env->prog->expected_attach_type = 0;
+
*prog = env->prog;
err_unlock:
if (!is_priv)
cs->classid = (u32)value;
css_task_iter_start(css, 0, &it);
- while ((p = css_task_iter_next(&it))) {
+ while ((p = css_task_iter_next(&it)))
update_classid_task(p, cs->classid);
- cond_resched();
- }
css_task_iter_end(&it);
return 0;
rtnl_lock();
ret = dsa_slave_change_mtu(slave_dev, ETH_DATA_LEN);
rtnl_unlock();
- if (ret && ret != -EOPNOTSUPP) {
- dev_err(ds->dev, "error %d setting MTU on port %d\n",
- ret, port->index);
- goto out_free;
- }
+ if (ret)
+ dev_warn(ds->dev, "nonfatal error %d setting MTU on port %d\n",
+ ret, port->index);
netif_carrier_off(slave_dev);
hlist_for_each_entry_rcu(fa, fa_head, fa_list) {
struct fib_info *next_fi = fa->fa_info;
- struct fib_nh *nh;
+ struct fib_nh_common *nhc;
if (fa->fa_slen != slen)
continue;
fa->fa_type != RTN_UNICAST)
continue;
- nh = fib_info_nh(next_fi, 0);
- if (!nh->fib_nh_gw4 || nh->fib_nh_scope != RT_SCOPE_LINK)
+ nhc = fib_info_nhc(next_fi, 0);
+ if (!nhc->nhc_gw_family || nhc->nhc_scope != RT_SCOPE_LINK)
continue;
fib_alias_accessed(fa);
{
memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
-#ifdef CONFIG_NETFILTER
IPCB(skb)->flags |= IPSKB_XFRM_TRANSFORMED;
-#endif
return xfrm_output(sk, skb);
}
retv = -EBUSY;
break;
}
- } else if (sk->sk_protocol == IPPROTO_TCP) {
- if (sk->sk_prot != &tcpv6_prot) {
- retv = -EBUSY;
- break;
- }
- break;
- } else {
+ }
+ if (sk->sk_protocol == IPPROTO_TCP &&
+ sk->sk_prot != &tcpv6_prot) {
+ retv = -EBUSY;
break;
}
+ if (sk->sk_protocol != IPPROTO_TCP)
+ break;
if (sk->sk_state != TCP_ESTABLISHED) {
retv = -ENOTCONN;
break;
#include <net/rpl.h>
#define IPV6_PFXTAIL_LEN(x) (sizeof(struct in6_addr) - (x))
+#define IPV6_RPL_BEST_ADDR_COMPRESSION 15
static void ipv6_rpl_addr_decompress(struct in6_addr *dst,
const struct in6_addr *daddr,
}
}
- return plen;
+ return IPV6_RPL_BEST_ADDR_COMPRESSION;
}
static unsigned char ipv6_rpl_srh_calc_cmpre(const struct in6_addr *daddr,
for (plen = 0; plen < sizeof(*daddr); plen++) {
if (daddr->s6_addr[plen] != last_segment->s6_addr[plen])
- break;
+ return plen;
}
- return plen;
+ return IPV6_RPL_BEST_ADDR_COMPRESSION;
}
void ipv6_rpl_srh_compress(struct ipv6_rpl_sr_hdr *outhdr,
{
memset(IP6CB(skb), 0, sizeof(*IP6CB(skb)));
-#ifdef CONFIG_NETFILTER
IP6CB(skb)->flags |= IP6SKB_XFRM_TRANSFORMED;
-#endif
return xfrm_output(sk, skb);
}
local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom,
IEEE80211_TX_STATUS_HEADROOM);
- debugfs_hw_add(local);
-
/*
* if the driver doesn't specify a max listen interval we
* use 5 which should be a safe default
if (result < 0)
goto fail_wiphy_register;
+ debugfs_hw_add(local);
+ rate_control_add_debugfs(local);
+
rtnl_lock();
/* add one default STA interface if supported */
ref->ops->name, len);
}
-static const struct file_operations rcname_ops = {
+const struct file_operations rcname_ops = {
.read = rcname_read,
.open = simple_open,
.llseek = default_llseek,
};
#endif
-static struct rate_control_ref *rate_control_alloc(const char *name,
- struct ieee80211_local *local)
+static struct rate_control_ref *
+rate_control_alloc(const char *name, struct ieee80211_local *local)
{
- struct dentry *debugfsdir = NULL;
struct rate_control_ref *ref;
ref = kmalloc(sizeof(struct rate_control_ref), GFP_KERNEL);
if (!ref->ops)
goto free;
-#ifdef CONFIG_MAC80211_DEBUGFS
- debugfsdir = debugfs_create_dir("rc", local->hw.wiphy->debugfsdir);
- local->debugfs.rcdir = debugfsdir;
- debugfs_create_file("name", 0400, debugfsdir, ref, &rcname_ops);
-#endif
-
- ref->priv = ref->ops->alloc(&local->hw, debugfsdir);
+ ref->priv = ref->ops->alloc(&local->hw);
if (!ref->priv)
goto free;
return ref;
#endif
}
+extern const struct file_operations rcname_ops;
+
+static inline void rate_control_add_debugfs(struct ieee80211_local *local)
+{
+#ifdef CONFIG_MAC80211_DEBUGFS
+ struct dentry *debugfsdir;
+
+ if (!local->rate_ctrl)
+ return;
+
+ if (!local->rate_ctrl->ops->add_debugfs)
+ return;
+
+ debugfsdir = debugfs_create_dir("rc", local->hw.wiphy->debugfsdir);
+ local->debugfs.rcdir = debugfsdir;
+ debugfs_create_file("name", 0400, debugfsdir,
+ local->rate_ctrl, &rcname_ops);
+
+ local->rate_ctrl->ops->add_debugfs(&local->hw, local->rate_ctrl->priv,
+ debugfsdir);
+#endif
+}
+
void ieee80211_check_rate_mask(struct ieee80211_sub_if_data *sdata);
/* Get a reference to the rate control algorithm. If `name' is NULL, get the
}
static void *
-minstrel_ht_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+minstrel_ht_alloc(struct ieee80211_hw *hw)
{
struct minstrel_priv *mp;
mp->update_interval = HZ / 10;
mp->new_avg = true;
+ minstrel_ht_init_cck_rates(mp);
+
+ return mp;
+}
+
#ifdef CONFIG_MAC80211_DEBUGFS
+static void minstrel_ht_add_debugfs(struct ieee80211_hw *hw, void *priv,
+ struct dentry *debugfsdir)
+{
+ struct minstrel_priv *mp = priv;
+
mp->fixed_rate_idx = (u32) -1;
debugfs_create_u32("fixed_rate_idx", S_IRUGO | S_IWUGO, debugfsdir,
&mp->fixed_rate_idx);
&mp->sample_switch);
debugfs_create_bool("new_avg", S_IRUGO | S_IWUSR, debugfsdir,
&mp->new_avg);
-#endif
-
- minstrel_ht_init_cck_rates(mp);
-
- return mp;
}
+#endif
static void
minstrel_ht_free(void *priv)
.alloc = minstrel_ht_alloc,
.free = minstrel_ht_free,
#ifdef CONFIG_MAC80211_DEBUGFS
+ .add_debugfs = minstrel_ht_add_debugfs,
.add_sta_debugfs = minstrel_ht_add_sta_debugfs,
#endif
.get_expected_throughput = minstrel_ht_get_expected_throughput,
struct sta_info *sta;
int i = 0;
- list_for_each_entry_rcu(sta, &local->sta_list, list) {
+ list_for_each_entry_rcu(sta, &local->sta_list, list,
+ lockdep_is_held(&local->sta_mtx)) {
if (sdata != sta->sdata)
continue;
if (i < idx) {
mpext->data_seq = mp_opt->data_seq;
mpext->subflow_seq = mp_opt->subflow_seq;
mpext->dsn64 = mp_opt->dsn64;
+ mpext->data_fin = mp_opt->data_fin;
}
mpext->data_len = mp_opt->data_len;
mpext->use_map = 1;
}
-
- mpext->data_fin = mp_opt->data_fin;
}
void mptcp_write_options(__be32 *ptr, struct mptcp_out_options *opts)
nla_put_s32(skb, MPTCP_PM_ADDR_ATTR_IF_IDX, entry->ifindex))
goto nla_put_failure;
- if (addr->family == AF_INET)
- nla_put_in_addr(skb, MPTCP_PM_ADDR_ATTR_ADDR4,
- addr->addr.s_addr);
+ if (addr->family == AF_INET &&
+ nla_put_in_addr(skb, MPTCP_PM_ADDR_ATTR_ADDR4,
+ addr->addr.s_addr))
+ goto nla_put_failure;
#if IS_ENABLED(CONFIG_MPTCP_IPV6)
- else if (addr->family == AF_INET6)
- nla_put_in6_addr(skb, MPTCP_PM_ADDR_ATTR_ADDR6, &addr->addr6);
+ else if (addr->family == AF_INET6 &&
+ nla_put_in6_addr(skb, MPTCP_PM_ADDR_ATTR_ADDR6, &addr->addr6))
+ goto nla_put_failure;
#endif
nla_nest_end(skb, attr);
return 0;
}
#endif
-struct sock *mptcp_sk_clone(const struct sock *sk, struct request_sock *req)
+struct sock *mptcp_sk_clone(const struct sock *sk,
+ const struct tcp_options_received *opt_rx,
+ struct request_sock *req)
{
struct mptcp_subflow_request_sock *subflow_req = mptcp_subflow_rsk(req);
struct sock *nsk = sk_clone_lock(sk, GFP_ATOMIC);
msk->subflow = NULL;
if (unlikely(mptcp_token_new_accept(subflow_req->token, nsk))) {
+ nsk->sk_state = TCP_CLOSE;
bh_unlock_sock(nsk);
/* we can't call into mptcp_close() here - possible BH context
- * free the sock directly
+ * free the sock directly.
+ * sk_clone_lock() sets nsk refcnt to two, hence call sk_free()
+ * too.
*/
- nsk->sk_prot->destroy(nsk);
+ sk_common_release(nsk);
sk_free(nsk);
return NULL;
}
msk->write_seq = subflow_req->idsn + 1;
atomic64_set(&msk->snd_una, msk->write_seq);
- if (subflow_req->remote_key_valid) {
+ if (opt_rx->mptcp.mp_capable) {
msk->can_ack = true;
- msk->remote_key = subflow_req->remote_key;
+ msk->remote_key = opt_rx->mptcp.sndr_key;
mptcp_crypto_key_sha(msk->remote_key, NULL, &ack_seq);
ack_seq++;
msk->ack_seq = ack_seq;
}
+ sock_reset_flag(nsk, SOCK_RCU_FREE);
/* will be fully established after successful MPC subflow creation */
inet_sk_state_store(nsk, TCP_SYN_RECV);
bh_unlock_sock(nsk);
newsk = new_mptcp_sock;
mptcp_copy_inaddrs(newsk, ssk);
list_add(&subflow->node, &msk->conn_list);
+ inet_sk_state_store(newsk, TCP_ESTABLISHED);
bh_unlock_sock(new_mptcp_sock);
goto unlock;
}
+ sock_set_flag(sock->sk, SOCK_RCU_FREE);
+
err = ssock->ops->listen(ssock, backlog);
inet_sk_state_store(sock->sk, inet_sk_state_load(ssock->sk));
if (!err)
struct tcp_request_sock sk;
u16 mp_capable : 1,
mp_join : 1,
- backup : 1,
- remote_key_valid : 1;
+ backup : 1;
u8 local_id;
u8 remote_id;
u64 local_key;
- u64 remote_key;
u64 idsn;
u32 token;
u32 ssn_offset;
int mptcp_proto_v6_init(void);
#endif
-struct sock *mptcp_sk_clone(const struct sock *sk, struct request_sock *req);
+struct sock *mptcp_sk_clone(const struct sock *sk,
+ const struct tcp_options_received *opt_rx,
+ struct request_sock *req);
void mptcp_get_options(const struct sk_buff *skb,
struct tcp_options_received *opt_rx);
subflow_req->mp_capable = 0;
subflow_req->mp_join = 0;
- subflow_req->remote_key_valid = 0;
#ifdef CONFIG_TCP_MD5SIG
/* no MPTCP if MD5SIG is enabled on this socket or we may run out of
return ret;
}
+static void mptcp_sock_destruct(struct sock *sk)
+{
+ /* if new mptcp socket isn't accepted, it is free'd
+ * from the tcp listener sockets request queue, linked
+ * from req->sk. The tcp socket is released.
+ * This calls the ULP release function which will
+ * also remove the mptcp socket, via
+ * sock_put(ctx->conn).
+ *
+ * Problem is that the mptcp socket will not be in
+ * SYN_RECV state and doesn't have SOCK_DEAD flag.
+ * Both result in warnings from inet_sock_destruct.
+ */
+
+ if (sk->sk_state == TCP_SYN_RECV) {
+ sk->sk_state = TCP_CLOSE;
+ WARN_ON_ONCE(sk->sk_socket);
+ sock_orphan(sk);
+ }
+
+ inet_sock_destruct(sk);
+}
+
+static void mptcp_force_close(struct sock *sk)
+{
+ inet_sk_state_store(sk, TCP_CLOSE);
+ sk_common_release(sk);
+}
+
+static void subflow_ulp_fallback(struct sock *sk,
+ struct mptcp_subflow_context *old_ctx)
+{
+ struct inet_connection_sock *icsk = inet_csk(sk);
+
+ mptcp_subflow_tcp_fallback(sk, old_ctx);
+ icsk->icsk_ulp_ops = NULL;
+ rcu_assign_pointer(icsk->icsk_ulp_data, NULL);
+ tcp_sk(sk)->is_mptcp = 0;
+}
+
static struct sock *subflow_syn_recv_sock(const struct sock *sk,
struct sk_buff *skb,
struct request_sock *req,
struct tcp_options_received opt_rx;
bool fallback_is_fatal = false;
struct sock *new_msk = NULL;
+ bool fallback = false;
struct sock *child;
pr_debug("listener=%p, req=%p, conn=%p", listener, req, listener->conn);
+ opt_rx.mptcp.mp_capable = 0;
if (tcp_rsk(req)->is_mptcp == 0)
goto create_child;
goto create_msk;
}
- opt_rx.mptcp.mp_capable = 0;
mptcp_get_options(skb, &opt_rx);
- if (opt_rx.mptcp.mp_capable) {
- subflow_req->remote_key = opt_rx.mptcp.sndr_key;
- subflow_req->remote_key_valid = 1;
- } else {
- subflow_req->mp_capable = 0;
+ if (!opt_rx.mptcp.mp_capable) {
+ fallback = true;
goto create_child;
}
create_msk:
- new_msk = mptcp_sk_clone(listener->conn, req);
+ new_msk = mptcp_sk_clone(listener->conn, &opt_rx, req);
if (!new_msk)
- subflow_req->mp_capable = 0;
+ fallback = true;
} else if (subflow_req->mp_join) {
fallback_is_fatal = true;
opt_rx.mptcp.mp_join = 0;
if (child && *own_req) {
struct mptcp_subflow_context *ctx = mptcp_subflow_ctx(child);
- /* we have null ctx on TCP fallback, which is fatal on
- * MPJ handshake
+ /* we need to fallback on ctx allocation failure and on pre-reqs
+ * checking above. In the latter scenario we additionally need
+ * to reset the context to non MPTCP status.
*/
- if (!ctx) {
+ if (!ctx || fallback) {
if (fallback_is_fatal)
goto close_child;
+
+ if (ctx) {
+ subflow_ulp_fallback(child, ctx);
+ kfree_rcu(ctx, rcu);
+ }
goto out;
}
/* new mpc subflow takes ownership of the newly
* created mptcp socket
*/
- inet_sk_state_store(new_msk, TCP_ESTABLISHED);
+ new_msk->sk_destruct = mptcp_sock_destruct;
mptcp_pm_new_connection(mptcp_sk(new_msk), 1);
ctx->conn = new_msk;
new_msk = NULL;
+
+ /* with OoO packets we can reach here without ingress
+ * mpc option
+ */
+ ctx->remote_key = opt_rx.mptcp.sndr_key;
+ ctx->fully_established = opt_rx.mptcp.mp_capable;
+ ctx->can_ack = opt_rx.mptcp.mp_capable;
} else if (ctx->mp_join) {
struct mptcp_sock *owner;
out:
/* dispose of the left over mptcp master, if any */
if (unlikely(new_msk))
- sock_put(new_msk);
+ mptcp_force_close(new_msk);
+
+ /* check for expected invariant - should never trigger, just help
+ * catching eariler subtle bugs
+ */
+ WARN_ON_ONCE(*own_req && child && tcp_sk(child)->is_mptcp &&
+ (!mptcp_subflow_ctx(child) ||
+ !mptcp_subflow_ctx(child)->conn));
return child;
close_child:
kfree_rcu(ctx, rcu);
}
-static void subflow_ulp_fallback(struct sock *sk,
- struct mptcp_subflow_context *old_ctx)
-{
- struct inet_connection_sock *icsk = inet_csk(sk);
-
- mptcp_subflow_tcp_fallback(sk, old_ctx);
- icsk->icsk_ulp_ops = NULL;
- rcu_assign_pointer(icsk->icsk_ulp_data, NULL);
- tcp_sk(sk)->is_mptcp = 0;
-}
-
static void subflow_ulp_clone(const struct request_sock *req,
struct sock *newsk,
const gfp_t priority)
* is fully established only after we receive the remote key
*/
new_ctx->mp_capable = 1;
- new_ctx->fully_established = subflow_req->remote_key_valid;
- new_ctx->can_ack = subflow_req->remote_key_valid;
- new_ctx->remote_key = subflow_req->remote_key;
new_ctx->local_key = subflow_req->local_key;
new_ctx->token = subflow_req->token;
new_ctx->ssn_offset = subflow_req->ssn_offset;
down_write(&flow_table->flow_block_lock);
block_cb = flow_block_cb_lookup(block, cb, cb_priv);
- if (block_cb)
+ if (block_cb) {
list_del(&block_cb->list);
- else
+ flow_block_cb_free(block_cb);
+ } else {
WARN_ON(true);
+ }
up_write(&flow_table->flow_block_lock);
}
EXPORT_SYMBOL_GPL(nf_flow_table_offload_del_cb);
ret = nf_nat_register_fn(net, NFPROTO_IPV4, ops, nf_nat_ipv4_ops,
ARRAY_SIZE(nf_nat_ipv4_ops));
if (ret)
- nf_nat_ipv6_unregister_fn(net, ops);
-
+ nf_nat_unregister_fn(net, NFPROTO_IPV6, ops,
+ ARRAY_SIZE(nf_nat_ipv6_ops));
return ret;
}
EXPORT_SYMBOL_GPL(nf_nat_inet_register_fn);
Documentation/netlabel as well as the NetLabel SourceForge project
for configuration tools and additional documentation.
- * http://netlabel.sf.net
+ * https://github.com/netlabel/netlabel_tools
If you are unsure, say N.
/* refcount initialized at 1 */
spin_unlock_bh(&nr_node_list_lock);
+ nr_neigh_put(nr_neigh);
return 0;
}
nr_node_lock(nr_node);
struct hlist_head *head = &info->limits[i];
struct ovs_ct_limit *ct_limit;
- hlist_for_each_entry_rcu(ct_limit, head, hlist_node)
+ hlist_for_each_entry_rcu(ct_limit, head, hlist_node,
+ lockdep_ovsl_is_held())
kfree_rcu(ct_limit, rcu);
}
kfree(ovs_net->ct_limit_info->limits);
struct net *net;
LIST_HEAD(head);
- ovs_ct_exit(dnet);
ovs_lock();
+
+ ovs_ct_exit(dnet);
+
list_for_each_entry_safe(dp, dp_next, &ovs_net->dps, list_node)
__dp_destroy(dp);
if (q->skip_sock_check)
goto skip;
- if (!sk)
+ if (!sk || !sk_fullsock(sk))
return false;
if (!sock_flag(sk, SOCK_TXTIME))
struct sock_exterr_skb *serr;
struct sk_buff *clone;
ktime_t txtime = skb->tstamp;
+ struct sock *sk = skb->sk;
- if (!skb->sk || !(skb->sk->sk_txtime_report_errors))
+ if (!sk || !sk_fullsock(sk) || !(sk->sk_txtime_report_errors))
return;
clone = skb_clone(skb, GFP_ATOMIC);
serr->ee.ee_data = (txtime >> 32); /* high part of tstamp */
serr->ee.ee_info = txtime; /* low part of tstamp */
- if (sock_queue_err_skb(skb->sk, clone))
+ if (sock_queue_err_skb(sk, clone))
kfree_skb(clone);
}
struct sctp_chunk *retval;
__u32 ctsn;
- ctsn = sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map);
+ if (chunk && chunk->asoc)
+ ctsn = sctp_tsnmap_get_ctsn(&chunk->asoc->peer.tsn_map);
+ else
+ ctsn = sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map);
+
shut.cum_tsn_ack = htonl(ctsn);
retval = sctp_make_control(asoc, SCTP_CID_SHUTDOWN, 0,
*/
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
return sctp_sf_do_9_2_start_shutdown(net, ep, asoc,
- SCTP_ST_CHUNK(0), NULL,
+ SCTP_ST_CHUNK(0), repl,
commands);
} else {
sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
* in the Cumulative TSN Ack field the last sequential TSN it
* has received from the peer.
*/
- reply = sctp_make_shutdown(asoc, NULL);
+ reply = sctp_make_shutdown(asoc, arg);
if (!reply)
goto nomem;
disposition = SCTP_DISPOSITION_CONSUME;
if (sctp_outq_is_empty(&asoc->outqueue)) {
disposition = sctp_sf_do_9_2_start_shutdown(net, ep, asoc, type,
- arg, commands);
+ NULL, commands);
}
return disposition;
case -EBUSY:
this_cpu_inc(stats->stat[STAT_ASYNC]);
*skb = NULL;
+ tipc_aead_put(aead);
return rc;
default:
this_cpu_inc(stats->stat[STAT_NOK]);
n = tipc_node_find_by_id(net, ehdr->id);
}
tipc_crypto_rcv(net, (n) ? n->crypto_rx : NULL, &skb, b);
+ tipc_node_put(n);
if (!skb)
return;
/* Check/update node state before receiving */
if (unlikely(skb)) {
if (unlikely(skb_linearize(skb)))
- goto discard;
+ goto out_node_put;
tipc_node_write_lock(n);
if (tipc_node_check_state(n, skb, bearer_id, &xmitq)) {
if (le->link) {
if (!skb_queue_empty(&xmitq))
tipc_bearer_xmit(net, bearer_id, &xmitq, &le->maddr, n);
+out_node_put:
tipc_node_put(n);
discard:
kfree_skb(skb);
goto drop;
}
- if (!pskb_may_pull(skb, 1))
+ if (!pskb_may_pull(skb, 1)) {
+ x25_neigh_put(nb);
return 0;
+ }
switch (skb->data[0]) {
static int do_register(int argc, char **argv)
{
+ struct bpf_object_load_attr load_attr = {};
const struct bpf_map_def *def;
struct bpf_map_info info = {};
__u32 info_len = sizeof(info);
set_max_rlimit();
- if (bpf_object__load(obj)) {
+ load_attr.obj = obj;
+ if (verifier_logs)
+ /* log_level1 + log_level2 + stats, but not stable UAPI */
+ load_attr.log_level = 1 + 2 + 4;
+
+ if (bpf_object__load_xattr(&load_attr)) {
bpf_object__close(obj);
return -1;
}
LIBBPF_SRC := $(abspath ../../lib/bpf)
BPFOBJ := $(OUTPUT)/libbpf.a
BPF_INCLUDE := $(OUTPUT)
-INCLUDES := -I$(BPF_INCLUDE) -I$(OUTPUT) -I$(abspath ../../lib)
+INCLUDES := -I$(OUTPUT) -I$(BPF_INCLUDE) -I$(abspath ../../lib)
CFLAGS := -g -Wall
# Try to detect best kernel BTF source
* ifindex, but doesn't require a map to do so.
* Return
* **XDP_REDIRECT** on success, or the value of the two lower bits
- * of the **flags* argument on error.
+ * of the *flags* argument on error.
*
* int bpf_sk_redirect_map(struct sk_buff *skb, struct bpf_map *map, u32 key, u64 flags)
* Description
static __u32 get_xdp_id(struct xdp_link_info *info, __u32 flags)
{
+ flags &= XDP_FLAGS_MODES;
+
if (info->attach_mode != XDP_ATTACHED_MULTI && !flags)
return info->prog_id;
if (flags & XDP_FLAGS_DRV_MODE)
static void test_fexit_bpf2bpf_common(const char *obj_file,
const char *target_obj_file,
int prog_cnt,
- const char **prog_name)
+ const char **prog_name,
+ bool run_prog)
{
struct bpf_object *obj = NULL, *pkt_obj;
int err, pkt_fd, i;
err = bpf_prog_load(target_obj_file, BPF_PROG_TYPE_UNSPEC,
&pkt_obj, &pkt_fd);
- if (CHECK(err, "prog_load sched cls", "err %d errno %d\n", err, errno))
+ if (CHECK(err, "tgt_prog_load", "file %s err %d errno %d\n",
+ target_obj_file, err, errno))
return;
DECLARE_LIBBPF_OPTS(bpf_object_open_opts, opts,
.attach_prog_fd = pkt_fd,
obj = bpf_object__open_file(obj_file, &opts);
if (CHECK(IS_ERR_OR_NULL(obj), "obj_open",
- "failed to open fexit_bpf2bpf: %ld\n",
+ "failed to open %s: %ld\n", obj_file,
PTR_ERR(obj)))
goto close_prog;
if (CHECK(IS_ERR(link[i]), "attach_trace", "failed to link\n"))
goto close_prog;
}
+
+ if (!run_prog)
+ goto close_prog;
+
data_map = bpf_object__find_map_by_name(obj, "fexit_bp.bss");
if (CHECK(!data_map, "find_data_map", "data map not found\n"))
goto close_prog;
test_fexit_bpf2bpf_common("./fexit_bpf2bpf_simple.o",
"./test_pkt_md_access.o",
ARRAY_SIZE(prog_name),
- prog_name);
+ prog_name, true);
}
static void test_target_yes_callees(void)
test_fexit_bpf2bpf_common("./fexit_bpf2bpf.o",
"./test_pkt_access.o",
ARRAY_SIZE(prog_name),
- prog_name);
+ prog_name, true);
}
static void test_func_replace(void)
test_fexit_bpf2bpf_common("./fexit_bpf2bpf.o",
"./test_pkt_access.o",
ARRAY_SIZE(prog_name),
- prog_name);
+ prog_name, true);
+}
+
+static void test_func_replace_verify(void)
+{
+ const char *prog_name[] = {
+ "freplace/do_bind",
+ };
+ test_fexit_bpf2bpf_common("./freplace_connect4.o",
+ "./connect4_prog.o",
+ ARRAY_SIZE(prog_name),
+ prog_name, false);
}
void test_fexit_bpf2bpf(void)
test_target_no_callees();
test_target_yes_callees();
test_func_replace();
+ test_func_replace_verify();
}
int _version SEC("version") = 1;
+__attribute__ ((noinline))
+int do_bind(struct bpf_sock_addr *ctx)
+{
+ struct sockaddr_in sa = {};
+
+ sa.sin_family = AF_INET;
+ sa.sin_port = bpf_htons(0);
+ sa.sin_addr.s_addr = bpf_htonl(SRC_REWRITE_IP4);
+
+ if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0)
+ return 0;
+
+ return 1;
+}
+
SEC("cgroup/connect4")
int connect_v4_prog(struct bpf_sock_addr *ctx)
{
struct bpf_sock_tuple tuple = {};
- struct sockaddr_in sa;
struct bpf_sock *sk;
/* Verify that new destination is available. */
ctx->user_ip4 = bpf_htonl(DST_REWRITE_IP4);
ctx->user_port = bpf_htons(DST_REWRITE_PORT4);
- /* Rewrite source. */
- memset(&sa, 0, sizeof(sa));
-
- sa.sin_family = AF_INET;
- sa.sin_port = bpf_htons(0);
- sa.sin_addr.s_addr = bpf_htonl(SRC_REWRITE_IP4);
-
- if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0)
- return 0;
-
- return 1;
+ return do_bind(ctx) ? 1 : 0;
}
char _license[] SEC("license") = "GPL";
--- /dev/null
+#include <linux/stddef.h>
+#include <linux/ipv6.h>
+#include <linux/bpf.h>
+#include <linux/in.h>
+#include <sys/socket.h>
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_endian.h>
+
+SEC("freplace/do_bind")
+int new_do_bind(struct bpf_sock_addr *ctx)
+{
+ struct sockaddr_in sa = {};
+
+ bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa));
+ return 0;
+}
+
+char _license[] SEC("license") = "GPL";
BPF_ANNOTATE_KV_PAIR(btf_map, int, struct ipv_counts);
-struct dummy_tracepoint_args {
- unsigned long long pad;
- struct sock *sock;
-};
-
__attribute__((noinline))
-int test_long_fname_2(struct dummy_tracepoint_args *arg)
+int test_long_fname_2(void)
{
struct ipv_counts *counts;
int key = 0;
- if (!arg->sock)
- return 0;
-
counts = bpf_map_lookup_elem(&btf_map, &key);
if (!counts)
return 0;
}
__attribute__((noinline))
-int test_long_fname_1(struct dummy_tracepoint_args *arg)
+int test_long_fname_1(void)
{
- return test_long_fname_2(arg);
+ return test_long_fname_2();
}
SEC("dummy_tracepoint")
-int _dummy_tracepoint(struct dummy_tracepoint_args *arg)
+int _dummy_tracepoint(void *arg)
{
- return test_long_fname_1(arg);
+ return test_long_fname_1();
}
char _license[] SEC("license") = "GPL";
__type(value, struct ipv_counts);
} btf_map SEC(".maps");
-struct dummy_tracepoint_args {
- unsigned long long pad;
- struct sock *sock;
-};
-
__attribute__((noinline))
-int test_long_fname_2(struct dummy_tracepoint_args *arg)
+int test_long_fname_2(void)
{
struct ipv_counts *counts;
int key = 0;
- if (!arg->sock)
- return 0;
-
counts = bpf_map_lookup_elem(&btf_map, &key);
if (!counts)
return 0;
}
__attribute__((noinline))
-int test_long_fname_1(struct dummy_tracepoint_args *arg)
+int test_long_fname_1(void)
{
- return test_long_fname_2(arg);
+ return test_long_fname_2();
}
SEC("dummy_tracepoint")
-int _dummy_tracepoint(struct dummy_tracepoint_args *arg)
+int _dummy_tracepoint(void *arg)
{
- return test_long_fname_1(arg);
+ return test_long_fname_1();
}
char _license[] SEC("license") = "GPL";
.max_entries = 4,
};
-struct dummy_tracepoint_args {
- unsigned long long pad;
- struct sock *sock;
-};
-
__attribute__((noinline))
-int test_long_fname_2(struct dummy_tracepoint_args *arg)
+int test_long_fname_2(void)
{
struct ipv_counts *counts;
int key = 0;
- if (!arg->sock)
- return 0;
-
counts = bpf_map_lookup_elem(&btf_map, &key);
if (!counts)
return 0;
}
__attribute__((noinline))
-int test_long_fname_1(struct dummy_tracepoint_args *arg)
+int test_long_fname_1(void)
{
- return test_long_fname_2(arg);
+ return test_long_fname_2();
}
SEC("dummy_tracepoint")
-int _dummy_tracepoint(struct dummy_tracepoint_args *arg)
+int _dummy_tracepoint(void *arg)
{
- return test_long_fname_1(arg);
+ return test_long_fname_1();
}
char _license[] SEC("license") = "GPL";
.value_type_id = 1,
.max_entries = 4,
.btf_load_err = true,
- .err_str = "vlen != 0",
+ .err_str = "Invalid func linkage",
},
{
},
.result = ACCEPT,
},
+{
+ "store PTR_TO_STACK in R10 to array map using BPF_B",
+ .insns = {
+ /* Load pointer to map. */
+ BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+ BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
+ BPF_LD_MAP_FD(BPF_REG_1, 0),
+ BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
+ BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_EXIT_INSN(),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+ /* Copy R10 to R9. */
+ BPF_MOV64_REG(BPF_REG_9, BPF_REG_10),
+ /* Pollute other registers with unaligned values. */
+ BPF_MOV64_IMM(BPF_REG_2, -1),
+ BPF_MOV64_IMM(BPF_REG_3, -1),
+ BPF_MOV64_IMM(BPF_REG_4, -1),
+ BPF_MOV64_IMM(BPF_REG_5, -1),
+ BPF_MOV64_IMM(BPF_REG_6, -1),
+ BPF_MOV64_IMM(BPF_REG_7, -1),
+ BPF_MOV64_IMM(BPF_REG_8, -1),
+ /* Store both R9 and R10 with BPF_B and read back. */
+ BPF_STX_MEM(BPF_B, BPF_REG_1, BPF_REG_10, 0),
+ BPF_LDX_MEM(BPF_B, BPF_REG_2, BPF_REG_1, 0),
+ BPF_STX_MEM(BPF_B, BPF_REG_1, BPF_REG_9, 0),
+ BPF_LDX_MEM(BPF_B, BPF_REG_3, BPF_REG_1, 0),
+ /* Should read back as same value. */
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_2, BPF_REG_3, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_MOV64_IMM(BPF_REG_0, 42),
+ BPF_EXIT_INSN(),
+ },
+ .fixup_map_array_48b = { 3 },
+ .result = ACCEPT,
+ .retval = 42,
+ .prog_type = BPF_PROG_TYPE_SCHED_CLS,
+},
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
+ .errstr_unpriv = "leaking pointer from stack off -8",
.errstr = "R0 invalid mem access 'inv'",
.result = REJECT,
.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
log_test $? 0 "Ping - multipath"
+ run_cmd "$IP ro delete 172.16.101.1/32 nhid 122"
+
+ #
+ # multiple default routes
+ # - tests fib_select_default
+ run_cmd "$IP nexthop add id 501 via 172.16.1.2 dev veth1"
+ run_cmd "$IP ro add default nhid 501"
+ run_cmd "$IP ro add default via 172.16.1.3 dev veth1 metric 20"
+ run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
+ log_test $? 0 "Ping - multiple default routes, nh first"
+
+ # flip the order
+ run_cmd "$IP ro del default nhid 501"
+ run_cmd "$IP ro del default via 172.16.1.3 dev veth1 metric 20"
+ run_cmd "$IP ro add default via 172.16.1.2 dev veth1 metric 20"
+ run_cmd "$IP nexthop replace id 501 via 172.16.1.3 dev veth1"
+ run_cmd "$IP ro add default nhid 501 metric 20"
+ run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
+ log_test $? 0 "Ping - multiple default routes, nh second"
+
+ run_cmd "$IP nexthop delete nhid 501"
+ run_cmd "$IP ro del default"
+
#
# IPv4 with blackhole nexthops
#
fib_suppress_test()
{
+ echo
+ echo "FIB rule with suppress_prefixlength"
+ setup
+
$IP link add dummy1 type dummy
$IP link set dummy1 up
$IP -6 route add default dev dummy1
$IP -6 rule add table main suppress_prefixlength 0
- ping -f -c 1000 -W 1 1234::1 || true
+ ping -f -c 1000 -W 1 1234::1 >/dev/null 2>&1
$IP -6 rule del table main suppress_prefixlength 0
$IP link del dummy1
# If we got here without crashing, we're good.
- return 0
+ log_test 0 0 "FIB rule suppress test"
+
+ cleanup
}
################################################################################