diff options
Diffstat (limited to 'drivers')
103 files changed, 1225 insertions, 606 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 73d6e5d..f437afa 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -558,10 +558,15 @@ static int platform_drv_probe(struct device *_dev) return ret; ret = dev_pm_domain_attach(_dev, true); - if (ret != -EPROBE_DEFER && drv->probe) { - ret = drv->probe(dev); - if (ret) - dev_pm_domain_detach(_dev, true); + if (ret != -EPROBE_DEFER) { + if (drv->probe) { + ret = drv->probe(dev); + if (ret) + dev_pm_domain_detach(_dev, true); + } else { + /* don't fail if just dev_pm_domain_attach failed */ + ret = 0; + } } if (drv->prevent_deferred_probe && ret == -EPROBE_DEFER) { diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index dbf2271..ff00331 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -372,6 +372,7 @@ config HW_RANDOM_XGENE config HW_RANDOM_STM32 tristate "STMicroelectronics STM32 random number generator" depends on HW_RANDOM && (ARCH_STM32 || COMPILE_TEST) + depends on HAS_IOMEM help This driver provides kernel-side support for the Random Number Generator hardware found on STM32 microcontrollers. diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 56777f0..33db740 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -30,6 +30,8 @@ config CLKSRC_MMIO config DIGICOLOR_TIMER bool "Digicolor timer driver" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + select CLKSRC_MMIO + depends on HAS_IOMEM help Enables the support for the digicolor timer driver. @@ -55,6 +57,7 @@ config ARMADA_370_XP_TIMER bool "Armada 370 and XP timer driver" if COMPILE_TEST depends on ARM select CLKSRC_OF + select CLKSRC_MMIO help Enables the support for the Armada 370 and XP timer driver. @@ -76,6 +79,7 @@ config ORION_TIMER config SUN4I_TIMER bool "Sun4i timer driver" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM select CLKSRC_MMIO help Enables support for the Sun4i timer. @@ -89,6 +93,7 @@ config SUN5I_HSTIMER config TEGRA_TIMER bool "Tegra timer driver" if COMPILE_TEST + select CLKSRC_MMIO depends on ARM help Enables support for the Tegra driver. @@ -96,6 +101,7 @@ config TEGRA_TIMER config VT8500_TIMER bool "VT8500 timer driver" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM help Enables support for the VT8500 driver. @@ -131,6 +137,7 @@ config CLKSRC_NOMADIK_MTU_SCHED_CLOCK config CLKSRC_DBX500_PRCMU bool "Clocksource PRCMU Timer" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM help Use the always on PRCMU Timer as clocksource @@ -248,6 +255,7 @@ config CLKSRC_EXYNOS_MCT config CLKSRC_SAMSUNG_PWM bool "PWM timer drvier for Samsung S3C, S5P" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM help This is a new clocksource driver for the PWM timer found in Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver @@ -257,12 +265,14 @@ config CLKSRC_SAMSUNG_PWM config FSL_FTM_TIMER bool "Freescale FlexTimer Module driver" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM select CLKSRC_MMIO help Support for Freescale FlexTimer Module (FTM) timer. config VF_PIT_TIMER bool + select CLKSRC_MMIO help Support for Period Interrupt Timer on Freescale Vybrid Family SoCs. @@ -360,6 +370,7 @@ config CLKSRC_TANGO_XTAL config CLKSRC_PXA bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST depends on GENERIC_CLOCKEVENTS + depends on HAS_IOMEM select CLKSRC_MMIO help This enables OST0 support available on PXA and SA-11x0 @@ -394,6 +405,7 @@ config CLKSRC_ST_LPC bool "Low power clocksource found in the LPC" if COMPILE_TEST select CLKSRC_OF if OF depends on HAS_IOMEM + select CLKSRC_MMIO help Enable this option to use the Low Power controller timer as clocksource. diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c index 6ee9140..4da2af9 100644 --- a/drivers/clocksource/tcb_clksrc.c +++ b/drivers/clocksource/tcb_clksrc.c @@ -98,7 +98,8 @@ static int tc_shutdown(struct clock_event_device *d) __raw_writel(0xff, regs + ATMEL_TC_REG(2, IDR)); __raw_writel(ATMEL_TC_CLKDIS, regs + ATMEL_TC_REG(2, CCR)); - clk_disable(tcd->clk); + if (!clockevent_state_detached(d)) + clk_disable(tcd->clk); return 0; } diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c index 6dd3317..3eb3f12 100644 --- a/drivers/crypto/atmel-aes.c +++ b/drivers/crypto/atmel-aes.c @@ -400,7 +400,7 @@ static int atmel_aes_hw_init(struct atmel_aes_dev *dd) { int err; - err = clk_prepare_enable(dd->iclk); + err = clk_enable(dd->iclk); if (err) return err; @@ -430,7 +430,7 @@ static int atmel_aes_hw_version_init(struct atmel_aes_dev *dd) dev_info(dd->dev, "version: 0x%x\n", dd->hw_version); - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); return 0; } @@ -448,7 +448,7 @@ static inline bool atmel_aes_is_encrypt(const struct atmel_aes_dev *dd) static inline int atmel_aes_complete(struct atmel_aes_dev *dd, int err) { - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); dd->flags &= ~AES_FLAGS_BUSY; if (dd->is_async) @@ -2091,10 +2091,14 @@ static int atmel_aes_probe(struct platform_device *pdev) goto res_err; } - err = atmel_aes_hw_version_init(aes_dd); + err = clk_prepare(aes_dd->iclk); if (err) goto res_err; + err = atmel_aes_hw_version_init(aes_dd); + if (err) + goto iclk_unprepare; + atmel_aes_get_cap(aes_dd); err = atmel_aes_buff_init(aes_dd); @@ -2127,6 +2131,8 @@ err_algs: err_aes_dma: atmel_aes_buff_cleanup(aes_dd); err_aes_buff: +iclk_unprepare: + clk_unprepare(aes_dd->iclk); res_err: tasklet_kill(&aes_dd->done_task); tasklet_kill(&aes_dd->queue_task); @@ -2155,6 +2161,8 @@ static int atmel_aes_remove(struct platform_device *pdev) atmel_aes_dma_cleanup(aes_dd); atmel_aes_buff_cleanup(aes_dd); + clk_unprepare(aes_dd->iclk); + return 0; } diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 8abb4bc..69d4a13 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -534,8 +534,8 @@ static int caam_probe(struct platform_device *pdev) * long pointers in master configuration register */ clrsetbits_32(&ctrl->mcr, MCFGR_AWCACHE_MASK, MCFGR_AWCACHE_CACH | - MCFGR_WDENABLE | (sizeof(dma_addr_t) == sizeof(u64) ? - MCFGR_LONG_PTR : 0)); + MCFGR_AWCACHE_BUFF | MCFGR_WDENABLE | + (sizeof(dma_addr_t) == sizeof(u64) ? MCFGR_LONG_PTR : 0)); /* * Read the Compile Time paramters and SCFGR to determine diff --git a/drivers/iio/imu/adis_buffer.c b/drivers/iio/imu/adis_buffer.c index cb32b59..36607d5 100644 --- a/drivers/iio/imu/adis_buffer.c +++ b/drivers/iio/imu/adis_buffer.c @@ -43,7 +43,7 @@ int adis_update_scan_mode(struct iio_dev *indio_dev, return -ENOMEM; rx = adis->buffer; - tx = rx + indio_dev->scan_bytes; + tx = rx + scan_count; spi_message_init(&adis->msg); diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 9fe33fc..cf34681 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1532,7 +1532,7 @@ int mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port, /* no PVID with ranges, otherwise it's a bug */ if (pvid) - err = _mv88e6xxx_port_pvid_set(ds, port, vid); + err = _mv88e6xxx_port_pvid_set(ds, port, vlan->vid_end); unlock: mutex_unlock(&ps->smi_mutex); @@ -2163,7 +2163,8 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) * database, and allow every port to egress frames on all other ports. */ reg = BIT(ps->num_ports) - 1; /* all ports */ - ret = _mv88e6xxx_port_vlan_map_set(ds, port, reg & ~port); + reg &= ~BIT(port); /* except itself */ + ret = _mv88e6xxx_port_vlan_map_set(ds, port, reg); if (ret) goto abort; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index a4799c1..5eb9b20 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -628,6 +628,7 @@ static int xgene_enet_register_irq(struct net_device *ndev) int ret; ring = pdata->rx_ring; + irq_set_status_flags(ring->irq, IRQ_DISABLE_UNLAZY); ret = devm_request_irq(dev, ring->irq, xgene_enet_rx_irq, IRQF_SHARED, ring->irq_name, ring); if (ret) @@ -635,6 +636,7 @@ static int xgene_enet_register_irq(struct net_device *ndev) if (pdata->cq_cnt) { ring = pdata->tx_ring->cp_ring; + irq_set_status_flags(ring->irq, IRQ_DISABLE_UNLAZY); ret = devm_request_irq(dev, ring->irq, xgene_enet_rx_irq, IRQF_SHARED, ring->irq_name, ring); if (ret) { @@ -649,15 +651,19 @@ static int xgene_enet_register_irq(struct net_device *ndev) static void xgene_enet_free_irq(struct net_device *ndev) { struct xgene_enet_pdata *pdata; + struct xgene_enet_desc_ring *ring; struct device *dev; pdata = netdev_priv(ndev); dev = ndev_to_dev(ndev); - devm_free_irq(dev, pdata->rx_ring->irq, pdata->rx_ring); + ring = pdata->rx_ring; + irq_clear_status_flags(ring->irq, IRQ_DISABLE_UNLAZY); + devm_free_irq(dev, ring->irq, ring); if (pdata->cq_cnt) { - devm_free_irq(dev, pdata->tx_ring->cp_ring->irq, - pdata->tx_ring->cp_ring); + ring = pdata->tx_ring->cp_ring; + irq_clear_status_flags(ring->irq, IRQ_DISABLE_UNLAZY); + devm_free_irq(dev, ring->irq, ring); } } diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h index 70d5b62..248dfc4 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h @@ -25,6 +25,7 @@ #include <linux/acpi.h> #include <linux/clk.h> #include <linux/efi.h> +#include <linux/irq.h> #include <linux/io.h> #include <linux/of_platform.h> #include <linux/of_net.h> diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c index ecc4a33..f71ab26 100644 --- a/drivers/net/ethernet/aurora/nb8800.c +++ b/drivers/net/ethernet/aurora/nb8800.c @@ -302,7 +302,7 @@ static int nb8800_poll(struct napi_struct *napi, int budget) nb8800_tx_done(dev); again: - while (work < budget) { + do { struct nb8800_rx_buf *rxb; unsigned int len; @@ -330,7 +330,7 @@ again: rxd->report = 0; last = next; work++; - } + } while (work < budget); if (work) { priv->rx_descs[last].desc.config |= DESC_EOC; diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 8550df1..19f7cd0 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -151,8 +151,11 @@ config BNX2X_VXLAN config BGMAC tristate "BCMA bus GBit core support" - depends on BCMA_HOST_SOC && HAS_DMA && (BCM47XX || ARCH_BCM_5301X) + depends on BCMA && BCMA_HOST_SOC + depends on HAS_DMA + depends on BCM47XX || ARCH_BCM_5301X || COMPILE_TEST select PHYLIB + select FIXED_PHY ---help--- This driver supports GBit MAC and BCM4706 GBit MAC cores on BCMA bus. They can be found on BCM47xx SoCs and provide gigabit ethernet. diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index df835f5..5dc89e5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1490,10 +1490,11 @@ static void bnxt_free_tx_skbs(struct bnxt *bp) last = tx_buf->nr_frags; j += 2; - for (k = 0; k < last; k++, j = NEXT_TX(j)) { + for (k = 0; k < last; k++, j++) { + int ring_idx = j & bp->tx_ring_mask; skb_frag_t *frag = &skb_shinfo(skb)->frags[k]; - tx_buf = &txr->tx_buf_ring[j]; + tx_buf = &txr->tx_buf_ring[ring_idx]; dma_unmap_page( &pdev->dev, dma_unmap_addr(tx_buf, mapping), @@ -3406,7 +3407,7 @@ static int hwrm_ring_free_send_msg(struct bnxt *bp, struct hwrm_ring_free_output *resp = bp->hwrm_cmd_resp_addr; u16 error_code; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_RING_FREE, -1, -1); + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_RING_FREE, cmpl_ring_id, -1); req.ring_type = ring_type; req.ring_id = cpu_to_le16(ring->fw_ring_id); @@ -4819,8 +4820,6 @@ bnxt_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->multicast += le64_to_cpu(hw_stats->rx_mcast_pkts); - stats->rx_dropped += le64_to_cpu(hw_stats->rx_drop_pkts); - stats->tx_dropped += le64_to_cpu(hw_stats->tx_drop_pkts); } diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 0d77596..457c3bc 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -401,7 +401,7 @@ int bcmgenet_mii_probe(struct net_device *dev) * Ethernet MAC ISRs */ if (priv->internal_phy) - priv->mii_bus->irq[phydev->mdio.addr] = PHY_IGNORE_INTERRUPT; + priv->phydev->irq = PHY_IGNORE_INTERRUPT; return 0; } diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 9293675..49eea89 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -12016,7 +12016,7 @@ static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, int ret; u32 offset, len, b_offset, odd_len; u8 *buf; - __be32 start, end; + __be32 start = 0, end; if (tg3_flag(tp, NO_NVRAM) || eeprom->magic != TG3_EEPROM_MAGIC) diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 9d9984a..50c9410 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2823,7 +2823,7 @@ static int macb_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct device_node *phy_node; const struct macb_config *macb_config = NULL; - struct clk *pclk, *hclk, *tx_clk; + struct clk *pclk, *hclk = NULL, *tx_clk = NULL; unsigned int queue_mask, num_queues; struct macb_platform_data *pdata; bool native_io; diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index b895044..8727655 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -1526,7 +1526,6 @@ static int liquidio_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) { u64 ns; - u32 remainder; unsigned long flags; struct lio *lio = container_of(ptp, struct lio, ptp_info); struct octeon_device *oct = (struct octeon_device *)lio->oct_dev; @@ -1536,8 +1535,7 @@ static int liquidio_ptp_gettime(struct ptp_clock_info *ptp, ns += lio->ptp_adjust; spin_unlock_irqrestore(&lio->ptp_lock, flags); - ts->tv_sec = div_u64_rem(ns, 1000000000ULL, &remainder); - ts->tv_nsec = remainder; + *ts = ns_to_timespec64(ns); return 0; } diff --git a/drivers/net/ethernet/ezchip/Kconfig b/drivers/net/ethernet/ezchip/Kconfig index 48ecbc8..b423ad3 100644 --- a/drivers/net/ethernet/ezchip/Kconfig +++ b/drivers/net/ethernet/ezchip/Kconfig @@ -18,6 +18,7 @@ if NET_VENDOR_EZCHIP config EZCHIP_NPS_MANAGEMENT_ENET tristate "EZchip NPS management enet support" depends on OF_IRQ && OF_NET + depends on HAS_IOMEM ---help--- Simple LAN device for debug or management purposes. Device supports interrupts for RX and TX(completion). diff --git a/drivers/net/ethernet/freescale/Makefile b/drivers/net/ethernet/freescale/Makefile index 4097c58..cbe21dc 100644 --- a/drivers/net/ethernet/freescale/Makefile +++ b/drivers/net/ethernet/freescale/Makefile @@ -4,6 +4,9 @@ obj-$(CONFIG_FEC) += fec.o fec-objs :=fec_main.o fec_ptp.o +CFLAGS_fec_main.o := -D__CHECK_ENDIAN__ +CFLAGS_fec_ptp.o := -D__CHECK_ENDIAN__ + obj-$(CONFIG_FEC_MPC52xx) += fec_mpc52xx.o ifeq ($(CONFIG_FEC_MPC52xx_MDIO),y) obj-$(CONFIG_FEC_MPC52xx) += fec_mpc52xx_phy.o diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 99d33e2..2106d72 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -19,8 +19,7 @@ #include <linux/timecounter.h> #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \ - defined(CONFIG_M520x) || defined(CONFIG_M532x) || \ - defined(CONFIG_ARCH_MXC) || defined(CONFIG_SOC_IMX28) + defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) /* * Just figures, Motorola would have to change the offsets for * registers in the same peripheral device on different models @@ -190,28 +189,45 @@ /* * Define the buffer descriptor structure. + * + * Evidently, ARM SoCs have the FEC block generated in a + * little endian mode so adjust endianness accordingly. */ -#if defined(CONFIG_ARCH_MXC) || defined(CONFIG_SOC_IMX28) +#if defined(CONFIG_ARM) +#define fec32_to_cpu le32_to_cpu +#define fec16_to_cpu le16_to_cpu +#define cpu_to_fec32 cpu_to_le32 +#define cpu_to_fec16 cpu_to_le16 +#define __fec32 __le32 +#define __fec16 __le16 + struct bufdesc { - unsigned short cbd_datlen; /* Data length */ - unsigned short cbd_sc; /* Control and status info */ - unsigned long cbd_bufaddr; /* Buffer address */ + __fec16 cbd_datlen; /* Data length */ + __fec16 cbd_sc; /* Control and status info */ + __fec32 cbd_bufaddr; /* Buffer address */ }; #else +#define fec32_to_cpu be32_to_cpu +#define fec16_to_cpu be16_to_cpu +#define cpu_to_fec32 cpu_to_be32 +#define cpu_to_fec16 cpu_to_be16 +#define __fec32 __be32 +#define __fec16 __be16 + struct bufdesc { - unsigned short cbd_sc; /* Control and status info */ - unsigned short cbd_datlen; /* Data length */ - unsigned long cbd_bufaddr; /* Buffer address */ + __fec16 cbd_sc; /* Control and status info */ + __fec16 cbd_datlen; /* Data length */ + __fec32 cbd_bufaddr; /* Buffer address */ }; #endif struct bufdesc_ex { struct bufdesc desc; - unsigned long cbd_esc; - unsigned long cbd_prot; - unsigned long cbd_bdu; - unsigned long ts; - unsigned short res0[4]; + __fec32 cbd_esc; + __fec32 cbd_prot; + __fec32 cbd_bdu; + __fec32 ts; + __fec16 res0[4]; }; /* diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 502da6f..41c81f6 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -332,11 +332,13 @@ static void fec_dump(struct net_device *ndev) bdp = txq->tx_bd_base; do { - pr_info("%3u %c%c 0x%04x 0x%08lx %4u %p\n", + pr_info("%3u %c%c 0x%04x 0x%08x %4u %p\n", index, bdp == txq->cur_tx ? 'S' : ' ', bdp == txq->dirty_tx ? 'H' : ' ', - bdp->cbd_sc, bdp->cbd_bufaddr, bdp->cbd_datlen, + fec16_to_cpu(bdp->cbd_sc), + fec32_to_cpu(bdp->cbd_bufaddr), + fec16_to_cpu(bdp->cbd_datlen), txq->tx_skbuff[index]); bdp = fec_enet_get_nextdesc(bdp, fep, 0); index++; @@ -389,7 +391,7 @@ fec_enet_txq_submit_frag_skb(struct fec_enet_priv_tx_q *txq, bdp = fec_enet_get_nextdesc(bdp, fep, queue); ebdp = (struct bufdesc_ex *)bdp; - status = bdp->cbd_sc; + status = fec16_to_cpu(bdp->cbd_sc); status &= ~BD_ENET_TX_STATS; status |= (BD_ENET_TX_TC | BD_ENET_TX_READY); frag_len = skb_shinfo(skb)->frags[frag].size; @@ -411,7 +413,7 @@ fec_enet_txq_submit_frag_skb(struct fec_enet_priv_tx_q *txq, if (skb->ip_summed == CHECKSUM_PARTIAL) estatus |= BD_ENET_TX_PINS | BD_ENET_TX_IINS; ebdp->cbd_bdu = 0; - ebdp->cbd_esc = estatus; + ebdp->cbd_esc = cpu_to_fec32(estatus); } bufaddr = page_address(this_frag->page.p) + this_frag->page_offset; @@ -435,9 +437,9 @@ fec_enet_txq_submit_frag_skb(struct fec_enet_priv_tx_q *txq, goto dma_mapping_error; } - bdp->cbd_bufaddr = addr; - bdp->cbd_datlen = frag_len; - bdp->cbd_sc = status; + bdp->cbd_bufaddr = cpu_to_fec32(addr); + bdp->cbd_datlen = cpu_to_fec16(frag_len); + bdp->cbd_sc = cpu_to_fec16(status); } return bdp; @@ -445,8 +447,8 @@ dma_mapping_error: bdp = txq->cur_tx; for (i = 0; i < frag; i++) { bdp = fec_enet_get_nextdesc(bdp, fep, queue); - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, - bdp->cbd_datlen, DMA_TO_DEVICE); + dma_unmap_single(&fep->pdev->dev, fec32_to_cpu(bdp->cbd_bufaddr), + fec16_to_cpu(bdp->cbd_datlen), DMA_TO_DEVICE); } return ERR_PTR(-ENOMEM); } @@ -483,7 +485,7 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq, /* Fill in a Tx ring entry */ bdp = txq->cur_tx; last_bdp = bdp; - status = bdp->cbd_sc; + status = fec16_to_cpu(bdp->cbd_sc); status &= ~BD_ENET_TX_STATS; /* Set buffer length and buffer pointer */ @@ -539,21 +541,21 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq, estatus |= BD_ENET_TX_PINS | BD_ENET_TX_IINS; ebdp->cbd_bdu = 0; - ebdp->cbd_esc = estatus; + ebdp->cbd_esc = cpu_to_fec32(estatus); } index = fec_enet_get_bd_index(txq->tx_bd_base, last_bdp, fep); /* Save skb pointer */ txq->tx_skbuff[index] = skb; - bdp->cbd_datlen = buflen; - bdp->cbd_bufaddr = addr; + bdp->cbd_datlen = cpu_to_fec16(buflen); + bdp->cbd_bufaddr = cpu_to_fec32(addr); /* Send it on its way. Tell FEC it's ready, interrupt when done, * it's the last BD of the frame, and to put the CRC on the end. */ status |= (BD_ENET_TX_READY | BD_ENET_TX_TC); - bdp->cbd_sc = status; + bdp->cbd_sc = cpu_to_fec16(status); /* If this was the last BD in the ring, start at the beginning again. */ bdp = fec_enet_get_nextdesc(last_bdp, fep, queue); @@ -585,7 +587,7 @@ fec_enet_txq_put_data_tso(struct fec_enet_priv_tx_q *txq, struct sk_buff *skb, unsigned int estatus = 0; dma_addr_t addr; - status = bdp->cbd_sc; + status = fec16_to_cpu(bdp->cbd_sc); status &= ~BD_ENET_TX_STATS; status |= (BD_ENET_TX_TC | BD_ENET_TX_READY); @@ -607,8 +609,8 @@ fec_enet_txq_put_data_tso(struct fec_enet_priv_tx_q *txq, struct sk_buff *skb, return NETDEV_TX_BUSY; } - bdp->cbd_datlen = size; - bdp->cbd_bufaddr = addr; + bdp->cbd_datlen = cpu_to_fec16(size); + bdp->cbd_bufaddr = cpu_to_fec32(addr); if (fep->bufdesc_ex) { if (fep->quirks & FEC_QUIRK_HAS_AVB) @@ -616,7 +618,7 @@ fec_enet_txq_put_data_tso(struct fec_enet_priv_tx_q *txq, struct sk_buff *skb, if (skb->ip_summed == CHECKSUM_PARTIAL) estatus |= BD_ENET_TX_PINS | BD_ENET_TX_IINS; ebdp->cbd_bdu = 0; - ebdp->cbd_esc = estatus; + ebdp->cbd_esc = cpu_to_fec32(estatus); } /* Handle the last BD specially */ @@ -625,10 +627,10 @@ fec_enet_txq_put_data_tso(struct fec_enet_priv_tx_q *txq, struct sk_buff *skb, if (is_last) { status |= BD_ENET_TX_INTR; if (fep->bufdesc_ex) - ebdp->cbd_esc |= BD_ENET_TX_INT; + ebdp->cbd_esc |= cpu_to_fec32(BD_ENET_TX_INT); } - bdp->cbd_sc = status; + bdp->cbd_sc = cpu_to_fec16(status); return 0; } @@ -647,7 +649,7 @@ fec_enet_txq_put_hdr_tso(struct fec_enet_priv_tx_q *txq, unsigned short status; unsigned int estatus = 0; - status = bdp->cbd_sc; + status = fec16_to_cpu(bdp->cbd_sc); status &= ~BD_ENET_TX_STATS; status |= (BD_ENET_TX_TC | BD_ENET_TX_READY); @@ -671,8 +673,8 @@ fec_enet_txq_put_hdr_tso(struct fec_enet_priv_tx_q *txq, } } - bdp->cbd_bufaddr = dmabuf; - bdp->cbd_datlen = hdr_len; + bdp->cbd_bufaddr = cpu_to_fec32(dmabuf); + bdp->cbd_datlen = cpu_to_fec16(hdr_len); if (fep->bufdesc_ex) { if (fep->quirks & FEC_QUIRK_HAS_AVB) @@ -680,10 +682,10 @@ fec_enet_txq_put_hdr_tso(struct fec_enet_priv_tx_q *txq, if (skb->ip_summed == CHECKSUM_PARTIAL) estatus |= BD_ENET_TX_PINS | BD_ENET_TX_IINS; ebdp->cbd_bdu = 0; - ebdp->cbd_esc = estatus; + ebdp->cbd_esc = cpu_to_fec32(estatus); } - bdp->cbd_sc = status; + bdp->cbd_sc = cpu_to_fec16(status); return 0; } @@ -823,15 +825,15 @@ static void fec_enet_bd_init(struct net_device *dev) /* Initialize the BD for every fragment in the page. */ if (bdp->cbd_bufaddr) - bdp->cbd_sc = BD_ENET_RX_EMPTY; + bdp->cbd_sc = cpu_to_fec16(BD_ENET_RX_EMPTY); else - bdp->cbd_sc = 0; + bdp->cbd_sc = cpu_to_fec16(0); bdp = fec_enet_get_nextdesc(bdp, fep, q); } /* Set the last buffer to wrap */ bdp = fec_enet_get_prevdesc(bdp, fep, q); - bdp->cbd_sc |= BD_SC_WRAP; + bdp->cbd_sc |= cpu_to_fec16(BD_SC_WRAP); rxq->cur_rx = rxq->rx_bd_base; } @@ -844,18 +846,18 @@ static void fec_enet_bd_init(struct net_device *dev) for (i = 0; i < txq->tx_ring_size; i++) { /* Initialize the BD for every fragment in the page. */ - bdp->cbd_sc = 0; + bdp->cbd_sc = cpu_to_fec16(0); if (txq->tx_skbuff[i]) { dev_kfree_skb_any(txq->tx_skbuff[i]); txq->tx_skbuff[i] = NULL; } - bdp->cbd_bufaddr = 0; + bdp->cbd_bufaddr = cpu_to_fec32(0); bdp = fec_enet_get_nextdesc(bdp, fep, q); } /* Set the last buffer to wrap */ bdp = fec_enet_get_prevdesc(bdp, fep, q); - bdp->cbd_sc |= BD_SC_WRAP; + bdp->cbd_sc |= cpu_to_fec16(BD_SC_WRAP); txq->dirty_tx = bdp; } } @@ -947,8 +949,10 @@ fec_restart(struct net_device *ndev) */ if (fep->quirks & FEC_QUIRK_ENET_MAC) { memcpy(&temp_mac, ndev->dev_addr, ETH_ALEN); - writel(cpu_to_be32(temp_mac[0]), fep->hwp + FEC_ADDR_LOW); - writel(cpu_to_be32(temp_mac[1]), fep->hwp + FEC_ADDR_HIGH); + writel((__force u32)cpu_to_be32(temp_mac[0]), + fep->hwp + FEC_ADDR_LOW); + writel((__force u32)cpu_to_be32(temp_mac[1]), + fep->hwp + FEC_ADDR_HIGH); } /* Clear any outstanding interrupt. */ @@ -1222,7 +1226,7 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) while (bdp != READ_ONCE(txq->cur_tx)) { /* Order the load of cur_tx and cbd_sc */ rmb(); - status = READ_ONCE(bdp->cbd_sc); + status = fec16_to_cpu(READ_ONCE(bdp->cbd_sc)); if (status & BD_ENET_TX_READY) break; @@ -1230,10 +1234,12 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) skb = txq->tx_skbuff[index]; txq->tx_skbuff[index] = NULL; - if (!IS_TSO_HEADER(txq, bdp->cbd_bufaddr)) - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, - bdp->cbd_datlen, DMA_TO_DEVICE); - bdp->cbd_bufaddr = 0; + if (!IS_TSO_HEADER(txq, fec32_to_cpu(bdp->cbd_bufaddr))) + dma_unmap_single(&fep->pdev->dev, + fec32_to_cpu(bdp->cbd_bufaddr), + fec16_to_cpu(bdp->cbd_datlen), + DMA_TO_DEVICE); + bdp->cbd_bufaddr = cpu_to_fec32(0); if (!skb) { bdp = fec_enet_get_nextdesc(bdp, fep, queue_id); continue; @@ -1264,7 +1270,7 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) struct skb_shared_hwtstamps shhwtstamps; struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp; - fec_enet_hwtstamp(fep, ebdp->ts, &shhwtstamps); + fec_enet_hwtstamp(fep, fec32_to_cpu(ebdp->ts), &shhwtstamps); skb_tstamp_tx(skb, &shhwtstamps); } @@ -1324,10 +1330,8 @@ fec_enet_new_rxbdp(struct net_device *ndev, struct bufdesc *bdp, struct sk_buff if (off) skb_reserve(skb, fep->rx_align + 1 - off); - bdp->cbd_bufaddr = dma_map_single(&fep->pdev->dev, skb->data, - FEC_ENET_RX_FRSIZE - fep->rx_align, - DMA_FROM_DEVICE); - if (dma_mapping_error(&fep->pdev->dev, bdp->cbd_bufaddr)) { + bdp->cbd_bufaddr = cpu_to_fec32(dma_map_single(&fep->pdev->dev, skb->data, FEC_ENET_RX_FRSIZE - fep->rx_align, DMA_FROM_DEVICE)); + if (dma_mapping_error(&fep->pdev->dev, fec32_to_cpu(bdp->cbd_bufaddr))) { if (net_ratelimit()) netdev_err(ndev, "Rx DMA memory map failed\n"); return -ENOMEM; @@ -1349,7 +1353,8 @@ static bool fec_enet_copybreak(struct net_device *ndev, struct sk_buff **skb, if (!new_skb) return false; - dma_sync_single_for_cpu(&fep->pdev->dev, bdp->cbd_bufaddr, + dma_sync_single_for_cpu(&fep->pdev->dev, + fec32_to_cpu(bdp->cbd_bufaddr), FEC_ENET_RX_FRSIZE - fep->rx_align, DMA_FROM_DEVICE); if (!swap) @@ -1396,7 +1401,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) */ bdp = rxq->cur_rx; - while (!((status = bdp->cbd_sc) & BD_ENET_RX_EMPTY)) { + while (!((status = fec16_to_cpu(bdp->cbd_sc)) & BD_ENET_RX_EMPTY)) { if (pkt_received >= budget) break; @@ -1438,7 +1443,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) /* Process the incoming frame. */ ndev->stats.rx_packets++; - pkt_len = bdp->cbd_datlen; + pkt_len = fec16_to_cpu(bdp->cbd_datlen); ndev->stats.rx_bytes += pkt_len; index = fec_enet_get_bd_index(rxq->rx_bd_base, bdp, fep); @@ -1456,7 +1461,8 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) ndev->stats.rx_dropped++; goto rx_processing_done; } - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, + dma_unmap_single(&fep->pdev->dev, + fec32_to_cpu(bdp->cbd_bufaddr), FEC_ENET_RX_FRSIZE - fep->rx_align, DMA_FROM_DEVICE); } @@ -1475,7 +1481,8 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) /* If this is a VLAN packet remove the VLAN Tag */ vlan_packet_rcvd = false; if ((ndev->features & NETIF_F_HW_VLAN_CTAG_RX) && - fep->bufdesc_ex && (ebdp->cbd_esc & BD_ENET_RX_VLAN)) { + fep->bufdesc_ex && + (ebdp->cbd_esc & cpu_to_fec32(BD_ENET_RX_VLAN))) { /* Push and remove the vlan tag */ struct vlan_hdr *vlan_header = (struct vlan_hdr *) (data + ETH_HLEN); @@ -1491,12 +1498,12 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) /* Get receive timestamp from the skb */ if (fep->hwts_rx_en && fep->bufdesc_ex) - fec_enet_hwtstamp(fep, ebdp->ts, + fec_enet_hwtstamp(fep, fec32_to_cpu(ebdp->ts), skb_hwtstamps(skb)); if (fep->bufdesc_ex && (fep->csum_flags & FLAG_RX_CSUM_ENABLED)) { - if (!(ebdp->cbd_esc & FLAG_RX_CSUM_ERROR)) { + if (!(ebdp->cbd_esc & cpu_to_fec32(FLAG_RX_CSUM_ERROR))) { /* don't check it */ skb->ip_summed = CHECKSUM_UNNECESSARY; } else { @@ -1513,7 +1520,8 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) napi_gro_receive(&fep->napi, skb); if (is_copybreak) { - dma_sync_single_for_device(&fep->pdev->dev, bdp->cbd_bufaddr, + dma_sync_single_for_device(&fep->pdev->dev, + fec32_to_cpu(bdp->cbd_bufaddr), FEC_ENET_RX_FRSIZE - fep->rx_align, DMA_FROM_DEVICE); } else { @@ -1527,12 +1535,12 @@ rx_processing_done: /* Mark the buffer empty */ status |= BD_ENET_RX_EMPTY; - bdp->cbd_sc = status; + bdp->cbd_sc = cpu_to_fec16(status); if (fep->bufdesc_ex) { struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp; - ebdp->cbd_esc = BD_ENET_RX_INT; + ebdp->cbd_esc = cpu_to_fec32(BD_ENET_RX_INT); ebdp->cbd_prot = 0; ebdp->cbd_bdu = 0; } @@ -2145,8 +2153,7 @@ static int fec_enet_get_regs_len(struct net_device *ndev) /* List of registers that can be safety be read to dump them with ethtool */ #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \ - defined(CONFIG_M520x) || defined(CONFIG_M532x) || \ - defined(CONFIG_ARCH_MXC) || defined(CONFIG_SOC_IMX28) + defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) static u32 fec_enet_register_offset[] = { FEC_IEVENT, FEC_IMASK, FEC_R_DES_ACTIVE_0, FEC_X_DES_ACTIVE_0, FEC_ECNTRL, FEC_MII_DATA, FEC_MII_SPEED, FEC_MIB_CTRLSTAT, FEC_R_CNTRL, @@ -2662,7 +2669,7 @@ static void fec_enet_free_buffers(struct net_device *ndev) rxq->rx_skbuff[i] = NULL; if (skb) { dma_unmap_single(&fep->pdev->dev, - bdp->cbd_bufaddr, + fec32_to_cpu(bdp->cbd_bufaddr), FEC_ENET_RX_FRSIZE - fep->rx_align, DMA_FROM_DEVICE); dev_kfree_skb(skb); @@ -2777,11 +2784,11 @@ fec_enet_alloc_rxq_buffers(struct net_device *ndev, unsigned int queue) } rxq->rx_skbuff[i] = skb; - bdp->cbd_sc = BD_ENET_RX_EMPTY; + bdp->cbd_sc = cpu_to_fec16(BD_ENET_RX_EMPTY); if (fep->bufdesc_ex) { struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp; - ebdp->cbd_esc = BD_ENET_RX_INT; + ebdp->cbd_esc = cpu_to_fec32(BD_ENET_RX_INT); } bdp = fec_enet_get_nextdesc(bdp, fep, queue); @@ -2789,7 +2796,7 @@ fec_enet_alloc_rxq_buffers(struct net_device *ndev, unsigned int queue) /* Set the last buffer to wrap. */ bdp = fec_enet_get_prevdesc(bdp, fep, queue); - bdp->cbd_sc |= BD_SC_WRAP; + bdp->cbd_sc |= cpu_to_fec16(BD_SC_WRAP); return 0; err_alloc: @@ -2812,12 +2819,12 @@ fec_enet_alloc_txq_buffers(struct net_device *ndev, unsigned int queue) if (!txq->tx_bounce[i]) goto err_alloc; - bdp->cbd_sc = 0; - bdp->cbd_bufaddr = 0; + bdp->cbd_sc = cpu_to_fec16(0); + bdp->cbd_bufaddr = cpu_to_fec32(0); if (fep->bufdesc_ex) { struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp; - ebdp->cbd_esc = BD_ENET_TX_INT; + ebdp->cbd_esc = cpu_to_fec32(BD_ENET_TX_INT); } bdp = fec_enet_get_nextdesc(bdp, fep, queue); @@ -2825,7 +2832,7 @@ fec_enet_alloc_txq_buffers(struct net_device *ndev, unsigned int queue) /* Set the last buffer to wrap. */ bdp = fec_enet_get_prevdesc(bdp, fep, queue); - bdp->cbd_sc |= BD_SC_WRAP; + bdp->cbd_sc |= cpu_to_fec16(BD_SC_WRAP); return 0; diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c index 52e0091..1ba359f 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c @@ -552,7 +552,7 @@ static void tx_restart(struct net_device *dev) cbd_t __iomem *prev_bd; cbd_t __iomem *last_tx_bd; - last_tx_bd = fep->tx_bd_base + ((fpi->tx_ring - 1) * sizeof(cbd_t)); + last_tx_bd = fep->tx_bd_base + (fpi->tx_ring - 1); /* get the current bd held in TBPTR and scan back from this point */ recheck_bd = curr_tbptr = (cbd_t __iomem *) diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index b364529..3bfe36f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -95,21 +95,17 @@ static struct hnae_buf_ops hnae_bops = { static int __ae_match(struct device *dev, const void *data) { struct hnae_ae_dev *hdev = cls_to_ae_dev(dev); - const char *ae_id = data; - if (!strncmp(ae_id, hdev->name, AE_NAME_SIZE)) - return 1; - - return 0; + return hdev->dev->of_node == data; } -static struct hnae_ae_dev *find_ae(const char *ae_id) +static struct hnae_ae_dev *find_ae(const struct device_node *ae_node) { struct device *dev; - WARN_ON(!ae_id); + WARN_ON(!ae_node); - dev = class_find_device(hnae_class, NULL, ae_id, __ae_match); + dev = class_find_device(hnae_class, NULL, ae_node, __ae_match); return dev ? cls_to_ae_dev(dev) : NULL; } @@ -316,7 +312,8 @@ EXPORT_SYMBOL(hnae_reinit_handle); * return handle ptr or ERR_PTR */ struct hnae_handle *hnae_get_handle(struct device *owner_dev, - const char *ae_id, u32 port_id, + const struct device_node *ae_node, + u32 port_id, struct hnae_buf_ops *bops) { struct hnae_ae_dev *dev; @@ -324,7 +321,7 @@ struct hnae_handle *hnae_get_handle(struct device *owner_dev, int i, j; int ret; - dev = find_ae(ae_id); + dev = find_ae(ae_node); if (!dev) return ERR_PTR(-ENODEV); diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index 6ca94dc..1cbcb9f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -524,8 +524,11 @@ struct hnae_handle { #define ring_to_dev(ring) ((ring)->q->dev->dev) -struct hnae_handle *hnae_get_handle(struct device *owner_dev, const char *ae_id, - u32 port_id, struct hnae_buf_ops *bops); +struct hnae_handle *hnae_get_handle(struct device *owner_dev, + const struct device_node *ae_node, + u32 port_id, + struct hnae_buf_ops *bops); + void hnae_put_handle(struct hnae_handle *handle); int hnae_ae_register(struct hnae_ae_dev *dev, struct module *owner); void hnae_ae_unregister(struct hnae_ae_dev *dev); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index 522b264..a0070d0 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -847,6 +847,7 @@ static struct hnae_ae_ops hns_dsaf_ops = { int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev) { struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev; + static atomic_t id = ATOMIC_INIT(-1); switch (dsaf_dev->dsaf_ver) { case AE_VERSION_1: @@ -858,6 +859,9 @@ int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev) default: break; } + + snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME, + (int)atomic_inc_return(&id)); ae_dev->ops = &hns_dsaf_ops; ae_dev->dev = dsaf_dev->dev; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 1c33bd0..9439f04 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -35,7 +35,7 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) int ret, i; u32 desc_num; u32 buf_size; - const char *name, *mode_str; + const char *mode_str; struct device_node *np = dsaf_dev->dev->of_node; if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1")) @@ -43,14 +43,6 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) else dsaf_dev->dsaf_ver = AE_VERSION_2; - ret = of_property_read_string(np, "dsa_name", &name); - if (ret) { - dev_err(dsaf_dev->dev, "get dsaf name fail, ret=%d!\n", ret); - return ret; - } - strncpy(dsaf_dev->ae_dev.name, name, AE_NAME_SIZE); - dsaf_dev->ae_dev.name[AE_NAME_SIZE - 1] = '\0'; - ret = of_property_read_string(np, "mode", &mode_str); if (ret) { dev_err(dsaf_dev->dev, "get dsaf mode fail, ret=%d!\n", ret); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h index 31c312f..40205b9 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h @@ -18,6 +18,7 @@ struct hns_mac_cb; #define DSAF_DRV_NAME "hns_dsaf" #define DSAF_MOD_VERSION "v1.0" +#define DSAF_DEVICE_NAME "dsaf" #define HNS_DSAF_DEBUG_NW_REG_OFFSET 0x100000 diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 0e30846..3f77ff7 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1802,7 +1802,7 @@ static int hns_nic_try_get_ae(struct net_device *ndev) int ret; h = hnae_get_handle(&priv->netdev->dev, - priv->ae_name, priv->port_id, NULL); + priv->ae_node, priv->port_id, NULL); if (IS_ERR_OR_NULL(h)) { ret = PTR_ERR(h); dev_dbg(priv->dev, "has not handle, register notifier!\n"); @@ -1880,13 +1880,16 @@ static int hns_nic_dev_probe(struct platform_device *pdev) else priv->enet_ver = AE_VERSION_2; - ret = of_property_read_string(node, "ae-name", &priv->ae_name); - if (ret) - goto out_read_string_fail; + priv->ae_node = (void *)of_parse_phandle(node, "ae-handle", 0); + if (IS_ERR_OR_NULL(priv->ae_node)) { + ret = PTR_ERR(priv->ae_node); + dev_err(dev, "not find ae-handle\n"); + goto out_read_prop_fail; + } ret = of_property_read_u32(node, "port-id", &priv->port_id); if (ret) - goto out_read_string_fail; + goto out_read_prop_fail; hns_init_mac_addr(ndev); @@ -1945,7 +1948,7 @@ static int hns_nic_dev_probe(struct platform_device *pdev) out_notify_fail: (void)cancel_work_sync(&priv->service_task); -out_read_string_fail: +out_read_prop_fail: free_netdev(ndev); return ret; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.h b/drivers/net/ethernet/hisilicon/hns/hns_enet.h index 4b75270..c68ab3d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.h @@ -51,7 +51,7 @@ struct hns_nic_ops { }; struct hns_nic_priv { - const char *ae_name; + const struct device_node *ae_node; u32 enet_ver; u32 port_id; int phy_mode; diff --git a/drivers/net/ethernet/hp/hp100.c b/drivers/net/ethernet/hp/hp100.c index 1d5c3e1..3daf2d4 100644 --- a/drivers/net/ethernet/hp/hp100.c +++ b/drivers/net/ethernet/hp/hp100.c @@ -194,7 +194,6 @@ static const char *hp100_isa_tbl[] = { }; #endif -#ifdef CONFIG_EISA static struct eisa_device_id hp100_eisa_tbl[] = { { "HWPF180" }, /* HP J2577 rev A */ { "HWP1920" }, /* HP 27248B */ @@ -205,9 +204,7 @@ static struct eisa_device_id hp100_eisa_tbl[] = { { "" } /* Mandatory final entry ! */ }; MODULE_DEVICE_TABLE(eisa, hp100_eisa_tbl); -#endif -#ifdef CONFIG_PCI static const struct pci_device_id hp100_pci_tbl[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585A, PCI_ANY_ID, PCI_ANY_ID,}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585B, PCI_ANY_ID, PCI_ANY_ID,}, @@ -219,7 +216,6 @@ static const struct pci_device_id hp100_pci_tbl[] = { {} /* Terminating entry */ }; MODULE_DEVICE_TABLE(pci, hp100_pci_tbl); -#endif static int hp100_rx_ratio = HP100_DEFAULT_RX_RATIO; static int hp100_priority_tx = HP100_DEFAULT_PRIORITY_TX; @@ -2842,7 +2838,6 @@ static void cleanup_dev(struct net_device *d) free_netdev(d); } -#ifdef CONFIG_EISA static int hp100_eisa_probe(struct device *gendev) { struct net_device *dev = alloc_etherdev(sizeof(struct hp100_private)); @@ -2884,9 +2879,7 @@ static struct eisa_driver hp100_eisa_driver = { .remove = hp100_eisa_remove, } }; -#endif -#ifdef CONFIG_PCI static int hp100_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -2955,7 +2948,6 @@ static struct pci_driver hp100_pci_driver = { .probe = hp100_pci_probe, .remove = hp100_pci_remove, }; -#endif /* * module section @@ -3032,23 +3024,17 @@ static int __init hp100_module_init(void) err = hp100_isa_init(); if (err && err != -ENODEV) goto out; -#ifdef CONFIG_EISA err = eisa_driver_register(&hp100_eisa_driver); if (err && err != -ENODEV) goto out2; -#endif -#ifdef CONFIG_PCI err = pci_register_driver(&hp100_pci_driver); if (err && err != -ENODEV) goto out3; -#endif out: return err; out3: -#ifdef CONFIG_EISA eisa_driver_unregister (&hp100_eisa_driver); out2: -#endif hp100_isa_cleanup(); goto out; } @@ -3057,12 +3043,8 @@ static int __init hp100_module_init(void) static void __exit hp100_module_exit(void) { hp100_isa_cleanup(); -#ifdef CONFIG_EISA eisa_driver_unregister (&hp100_eisa_driver); -#endif -#ifdef CONFIG_PCI pci_unregister_driver (&hp100_pci_driver); -#endif } module_init(hp100_module_init) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index bb4612c..8f3b53e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -7117,9 +7117,7 @@ static void i40e_service_task(struct work_struct *work) i40e_watchdog_subtask(pf); i40e_fdir_reinit_subtask(pf); i40e_sync_filters_subtask(pf); -#if IS_ENABLED(CONFIG_VXLAN) || IS_ENABLED(CONFIG_GENEVE) i40e_sync_udp_filters_subtask(pf); -#endif i40e_clean_adminq_subtask(pf); i40e_service_event_complete(pf); @@ -8515,6 +8513,8 @@ static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, __be16 port) } #endif + +#if IS_ENABLED(CONFIG_VXLAN) /** * i40e_add_vxlan_port - Get notifications about VXLAN ports that come up * @netdev: This physical port's netdev @@ -8524,7 +8524,6 @@ static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, __be16 port) static void i40e_add_vxlan_port(struct net_device *netdev, sa_family_t sa_family, __be16 port) { -#if IS_ENABLED(CONFIG_VXLAN) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; @@ -8557,7 +8556,6 @@ static void i40e_add_vxlan_port(struct net_device *netdev, pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN; pf->pending_udp_bitmap |= BIT_ULL(next_idx); pf->flags |= I40E_FLAG_UDP_FILTER_SYNC; -#endif } /** @@ -8569,7 +8567,6 @@ static void i40e_add_vxlan_port(struct net_device *netdev, static void i40e_del_vxlan_port(struct net_device *netdev, sa_family_t sa_family, __be16 port) { -#if IS_ENABLED(CONFIG_VXLAN) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; @@ -8592,9 +8589,10 @@ static void i40e_del_vxlan_port(struct net_device *netdev, netdev_warn(netdev, "vxlan port %d was not found, not deleting\n", ntohs(port)); } -#endif } +#endif +#if IS_ENABLED(CONFIG_GENEVE) /** * i40e_add_geneve_port - Get notifications about GENEVE ports that come up * @netdev: This physical port's netdev @@ -8604,7 +8602,6 @@ static void i40e_del_vxlan_port(struct net_device *netdev, static void i40e_add_geneve_port(struct net_device *netdev, sa_family_t sa_family, __be16 port) { -#if IS_ENABLED(CONFIG_GENEVE) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; @@ -8639,7 +8636,6 @@ static void i40e_add_geneve_port(struct net_device *netdev, pf->flags |= I40E_FLAG_UDP_FILTER_SYNC; dev_info(&pf->pdev->dev, "adding geneve port %d\n", ntohs(port)); -#endif } /** @@ -8651,7 +8647,6 @@ static void i40e_add_geneve_port(struct net_device *netdev, static void i40e_del_geneve_port(struct net_device *netdev, sa_family_t sa_family, __be16 port) { -#if IS_ENABLED(CONFIG_GENEVE) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; @@ -8677,8 +8672,8 @@ static void i40e_del_geneve_port(struct net_device *netdev, netdev_warn(netdev, "geneve port %d was not found, not deleting\n", ntohs(port)); } -#endif } +#endif static int i40e_get_phys_port_id(struct net_device *netdev, struct netdev_phys_item_id *ppid) diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 720516b..47bd8b3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2313,8 +2313,8 @@ static void i40e_tx_enable_csum(struct sk_buff *skb, u32 *tx_flags, struct iphdr *this_ip_hdr; u32 network_hdr_len; u8 l4_hdr = 0; - struct udphdr *oudph; - struct iphdr *oiph; + struct udphdr *oudph = NULL; + struct iphdr *oiph = NULL; u32 l4_tunnel = 0; if (skb->encapsulation) { diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index a0c0383..5583118 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -762,10 +762,10 @@ txq_put_data_tso(struct net_device *dev, struct tx_queue *txq, if (length <= 8 && (uintptr_t)data & 0x7) { /* Copy unaligned small data fragment to TSO header data area */ - memcpy(txq->tso_hdrs + txq->tx_curr_desc * TSO_HEADER_SIZE, + memcpy(txq->tso_hdrs + tx_index * TSO_HEADER_SIZE, data, length); desc->buf_ptr = txq->tso_hdrs_dma - + txq->tx_curr_desc * TSO_HEADER_SIZE; + + tx_index * TSO_HEADER_SIZE; } else { /* Alignment is okay, map buffer and hand off to hardware */ txq->tx_desc_mapping[tx_index] = DESC_DMA_MAP_SINGLE; diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index fabc8df..662c2ee 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -11,28 +11,28 @@ * warranty of any kind, whether express or implied. */ -#include <linux/kernel.h> -#include <linux/netdevice.h> +#include <linux/clk.h> +#include <linux/cpu.h> #include <linux/etherdevice.h> -#include <linux/platform_device.h> -#include <linux/skbuff.h> +#include <linux/if_vlan.h> #include <linux/inetdevice.h> -#include <linux/mbus.h> -#include <linux/module.h> #include <linux/interrupt.h> -#include <linux/if_vlan.h> -#include <net/ip.h> -#include <net/ipv6.h> #include <linux/io.h> -#include <net/tso.h> +#include <linux/kernel.h> +#include <linux/mbus.h> +#include <linux/module.h> +#include <linux/netdevice.h> #include <linux/of.h> +#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_mdio.h> #include <linux/of_net.h> -#include <linux/of_address.h> #include <linux/phy.h> -#include <linux/clk.h> -#include <linux/cpu.h> +#include <linux/platform_device.h> +#include <linux/skbuff.h> +#include <net/ip.h> +#include <net/ipv6.h> +#include <net/tso.h> /* Registers */ #define MVNETA_RXQ_CONFIG_REG(q) (0x1400 + ((q) << 2)) @@ -373,6 +373,8 @@ struct mvneta_port { /* Core clock */ struct clk *clk; + /* AXI clock */ + struct clk *clk_bus; u8 mcast_count[256]; u16 tx_ring_size; u16 rx_ring_size; @@ -3242,26 +3244,25 @@ static void mvneta_ethtool_update_stats(struct mvneta_port *pp) const struct mvneta_statistic *s; void __iomem *base = pp->base; u32 high, low, val; + u64 val64; int i; for (i = 0, s = mvneta_statistics; s < mvneta_statistics + ARRAY_SIZE(mvneta_statistics); s++, i++) { - val = 0; - switch (s->type) { case T_REG_32: val = readl_relaxed(base + s->offset); + pp->ethtool_stats[i] += val; break; case T_REG_64: /* Docs say to read low 32-bit then high */ low = readl_relaxed(base + s->offset); high = readl_relaxed(base + s->offset + 4); - val = (u64)high << 32 | low; + val64 = (u64)high << 32 | low; + pp->ethtool_stats[i] += val64; break; } - - pp->ethtool_stats[i] += val; } } @@ -3605,7 +3606,9 @@ static int mvneta_probe(struct platform_device *pdev) pp->indir[0] = rxq_def; - pp->clk = devm_clk_get(&pdev->dev, NULL); + pp->clk = devm_clk_get(&pdev->dev, "core"); + if (IS_ERR(pp->clk)) + pp->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(pp->clk)) { err = PTR_ERR(pp->clk); goto err_put_phy_node; @@ -3613,6 +3616,10 @@ static int mvneta_probe(struct platform_device *pdev) clk_prepare_enable(pp->clk); + pp->clk_bus = devm_clk_get(&pdev->dev, "bus"); + if (!IS_ERR(pp->clk_bus)) + clk_prepare_enable(pp->clk_bus); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); pp->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(pp->base)) { @@ -3724,6 +3731,7 @@ err_free_stats: err_free_ports: free_percpu(pp->ports); err_clk: + clk_disable_unprepare(pp->clk_bus); clk_disable_unprepare(pp->clk); err_put_phy_node: of_node_put(phy_node); @@ -3741,6 +3749,7 @@ static int mvneta_remove(struct platform_device *pdev) struct mvneta_port *pp = netdev_priv(dev); unregister_netdev(dev); + clk_disable_unprepare(pp->clk_bus); clk_disable_unprepare(pp->clk); free_percpu(pp->ports); free_percpu(pp->stats); diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 0c52372..bb77e22 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -1044,6 +1044,92 @@ static inline void mlxsw_reg_sftr_pack(char *payload, mlxsw_reg_sftr_port_mask_set(payload, port, 1); } +/* SFDF - Switch Filtering DB Flush + * -------------------------------- + * The switch filtering DB flush register is used to flush the FDB. + * Note that FDB notifications are flushed as well. + */ +#define MLXSW_REG_SFDF_ID 0x2013 +#define MLXSW_REG_SFDF_LEN 0x14 + +static const struct mlxsw_reg_info mlxsw_reg_sfdf = { + .id = MLXSW_REG_SFDF_ID, + .len = MLXSW_REG_SFDF_LEN, +}; + +/* reg_sfdf_swid + * Switch partition ID. + * Access: Index + */ +MLXSW_ITEM32(reg, sfdf, swid, 0x00, 24, 8); + +enum mlxsw_reg_sfdf_flush_type { + MLXSW_REG_SFDF_FLUSH_PER_SWID, + MLXSW_REG_SFDF_FLUSH_PER_FID, + MLXSW_REG_SFDF_FLUSH_PER_PORT, + MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID, + MLXSW_REG_SFDF_FLUSH_PER_LAG, + MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID, +}; + +/* reg_sfdf_flush_type + * Flush type. + * 0 - All SWID dynamic entries are flushed. + * 1 - All FID dynamic entries are flushed. + * 2 - All dynamic entries pointing to port are flushed. + * 3 - All FID dynamic entries pointing to port are flushed. + * 4 - All dynamic entries pointing to LAG are flushed. + * 5 - All FID dynamic entries pointing to LAG are flushed. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, flush_type, 0x04, 28, 4); + +/* reg_sfdf_flush_static + * Static. + * 0 - Flush only dynamic entries. + * 1 - Flush both dynamic and static entries. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, flush_static, 0x04, 24, 1); + +static inline void mlxsw_reg_sfdf_pack(char *payload, + enum mlxsw_reg_sfdf_flush_type type) +{ + MLXSW_REG_ZERO(sfdf, payload); + mlxsw_reg_sfdf_flush_type_set(payload, type); + mlxsw_reg_sfdf_flush_static_set(payload, true); +} + +/* reg_sfdf_fid + * FID to flush. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, fid, 0x0C, 0, 16); + +/* reg_sfdf_system_port + * Port to flush. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, system_port, 0x0C, 0, 16); + +/* reg_sfdf_port_fid_system_port + * Port to flush, pointed to by FID. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, port_fid_system_port, 0x08, 0, 16); + +/* reg_sfdf_lag_id + * LAG ID to flush. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, lag_id, 0x0C, 0, 10); + +/* reg_sfdf_lag_fid_lag_id + * LAG ID to flush, pointed to by FID. + * Access: RW + */ +MLXSW_ITEM32(reg, sfdf, lag_fid_lag_id, 0x08, 0, 10); + /* SLDR - Switch LAG Descriptor Register * ----------------------------------------- * The switch LAG descriptor register is populated by LAG descriptors. @@ -1701,20 +1787,20 @@ MLXSW_ITEM32(reg, pmlp, width, 0x00, 0, 8); * Module number. * Access: RW */ -MLXSW_ITEM32_INDEXED(reg, pmlp, module, 0x04, 0, 8, 0x04, 0, false); +MLXSW_ITEM32_INDEXED(reg, pmlp, module, 0x04, 0, 8, 0x04, 0x00, false); /* reg_pmlp_tx_lane * Tx Lane. When rxtx field is cleared, this field is used for Rx as well. * Access: RW */ -MLXSW_ITEM32_INDEXED(reg, pmlp, tx_lane, 0x04, 16, 2, 0x04, 16, false); +MLXSW_ITEM32_INDEXED(reg, pmlp, tx_lane, 0x04, 16, 2, 0x04, 0x00, false); /* reg_pmlp_rx_lane * Rx Lane. When rxtx field is cleared, this field is ignored and Rx lane is * equal to Tx lane. * Access: RW */ -MLXSW_ITEM32_INDEXED(reg, pmlp, rx_lane, 0x04, 24, 2, 0x04, 24, false); +MLXSW_ITEM32_INDEXED(reg, pmlp, rx_lane, 0x04, 24, 2, 0x04, 0x00, false); static inline void mlxsw_reg_pmlp_pack(char *payload, u8 local_port) { @@ -3121,6 +3207,8 @@ static inline const char *mlxsw_reg_id_str(u16 reg_id) return "SFGC"; case MLXSW_REG_SFTR_ID: return "SFTR"; + case MLXSW_REG_SFDF_ID: + return "SFDF"; case MLXSW_REG_SLDR_ID: return "SLDR"; case MLXSW_REG_SLCR_ID: diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index ce6845d..217856b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -1979,6 +1979,115 @@ static struct mlxsw_driver mlxsw_sp_driver = { .profile = &mlxsw_sp_config_profile, }; +static int +mlxsw_sp_port_fdb_flush_by_port(const struct mlxsw_sp_port *mlxsw_sp_port) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char sfdf_pl[MLXSW_REG_SFDF_LEN]; + + mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_PORT); + mlxsw_reg_sfdf_system_port_set(sfdf_pl, mlxsw_sp_port->local_port); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl); +} + +static int +mlxsw_sp_port_fdb_flush_by_port_fid(const struct mlxsw_sp_port *mlxsw_sp_port, + u16 fid) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char sfdf_pl[MLXSW_REG_SFDF_LEN]; + + mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID); + mlxsw_reg_sfdf_fid_set(sfdf_pl, fid); + mlxsw_reg_sfdf_port_fid_system_port_set(sfdf_pl, + mlxsw_sp_port->local_port); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl); +} + +static int +mlxsw_sp_port_fdb_flush_by_lag_id(const struct mlxsw_sp_port *mlxsw_sp_port) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char sfdf_pl[MLXSW_REG_SFDF_LEN]; + + mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_LAG); + mlxsw_reg_sfdf_lag_id_set(sfdf_pl, mlxsw_sp_port->lag_id); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl); +} + +static int +mlxsw_sp_port_fdb_flush_by_lag_id_fid(const struct mlxsw_sp_port *mlxsw_sp_port, + u16 fid) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char sfdf_pl[MLXSW_REG_SFDF_LEN]; + + mlxsw_reg_sfdf_pack(sfdf_pl, MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID); + mlxsw_reg_sfdf_fid_set(sfdf_pl, fid); + mlxsw_reg_sfdf_lag_fid_lag_id_set(sfdf_pl, mlxsw_sp_port->lag_id); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl); +} + +static int +__mlxsw_sp_port_fdb_flush(const struct mlxsw_sp_port *mlxsw_sp_port) +{ + int err, last_err = 0; + u16 vid; + + for (vid = 1; vid < VLAN_N_VID - 1; vid++) { + err = mlxsw_sp_port_fdb_flush_by_port_fid(mlxsw_sp_port, vid); + if (err) + last_err = err; + } + + return last_err; +} + +static int +__mlxsw_sp_port_fdb_flush_lagged(const struct mlxsw_sp_port *mlxsw_sp_port) +{ + int err, last_err = 0; + u16 vid; + + for (vid = 1; vid < VLAN_N_VID - 1; vid++) { + err = mlxsw_sp_port_fdb_flush_by_lag_id_fid(mlxsw_sp_port, vid); + if (err) + last_err = err; + } + + return last_err; +} + +static int mlxsw_sp_port_fdb_flush(struct mlxsw_sp_port *mlxsw_sp_port) +{ + if (!list_empty(&mlxsw_sp_port->vports_list)) + if (mlxsw_sp_port->lagged) + return __mlxsw_sp_port_fdb_flush_lagged(mlxsw_sp_port); + else + return __mlxsw_sp_port_fdb_flush(mlxsw_sp_port); + else + if (mlxsw_sp_port->lagged) + return mlxsw_sp_port_fdb_flush_by_lag_id(mlxsw_sp_port); + else + return mlxsw_sp_port_fdb_flush_by_port(mlxsw_sp_port); +} + +static int mlxsw_sp_vport_fdb_flush(struct mlxsw_sp_port *mlxsw_sp_vport) +{ + u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_vport); + u16 fid = mlxsw_sp_vfid_to_fid(vfid); + + if (mlxsw_sp_vport->lagged) + return mlxsw_sp_port_fdb_flush_by_lag_id_fid(mlxsw_sp_vport, + fid); + else + return mlxsw_sp_port_fdb_flush_by_port_fid(mlxsw_sp_vport, fid); +} + static bool mlxsw_sp_port_dev_check(const struct net_device *dev) { return dev->netdev_ops == &mlxsw_sp_port_netdev_ops; @@ -2006,10 +2115,14 @@ static int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port) return 0; } -static int mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port) +static int mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port, + bool flush_fdb) { struct net_device *dev = mlxsw_sp_port->dev; + if (flush_fdb && mlxsw_sp_port_fdb_flush(mlxsw_sp_port)) + netdev_err(mlxsw_sp_port->dev, "Failed to flush FDB\n"); + mlxsw_sp_port->learning = 0; mlxsw_sp_port->learning_sync = 0; mlxsw_sp_port->uc_flood = 0; @@ -2200,10 +2313,15 @@ err_col_port_enable: return err; } +static int mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport, + struct net_device *br_dev, + bool flush_fdb); + static int mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port, struct net_device *lag_dev) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + struct mlxsw_sp_port *mlxsw_sp_vport; struct mlxsw_sp_upper *lag; u16 lag_id = mlxsw_sp_port->lag_id; int err; @@ -2220,7 +2338,32 @@ static int mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port, if (err) return err; + /* In case we leave a LAG device that has bridges built on top, + * then their teardown sequence is never issued and we need to + * invoke the necessary cleanup routines ourselves. + */ + list_for_each_entry(mlxsw_sp_vport, &mlxsw_sp_port->vports_list, + vport.list) { + struct net_device *br_dev; + + if (!mlxsw_sp_vport->bridged) + continue; + + br_dev = mlxsw_sp_vport_br_get(mlxsw_sp_vport); + mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport, br_dev, false); + } + + if (mlxsw_sp_port->bridged) { + mlxsw_sp_port_active_vlans_del(mlxsw_sp_port); + mlxsw_sp_port_bridge_leave(mlxsw_sp_port, false); + + if (lag->ref_count == 1) + mlxsw_sp_master_bridge_dec(mlxsw_sp, NULL); + } + if (lag->ref_count == 1) { + if (mlxsw_sp_port_fdb_flush_by_lag_id(mlxsw_sp_port)) + netdev_err(mlxsw_sp_port->dev, "Failed to flush FDB\n"); err = mlxsw_sp_lag_destroy(mlxsw_sp, lag_id); if (err) return err; @@ -2272,9 +2415,6 @@ static int mlxsw_sp_port_lag_changed(struct mlxsw_sp_port *mlxsw_sp_port, return mlxsw_sp_port_lag_tx_en_set(mlxsw_sp_port, info->tx_enabled); } -static int mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport, - struct net_device *br_dev); - static int mlxsw_sp_port_vlan_link(struct mlxsw_sp_port *mlxsw_sp_port, struct net_device *vlan_dev) { @@ -2312,7 +2452,7 @@ static int mlxsw_sp_port_vlan_unlink(struct mlxsw_sp_port *mlxsw_sp_port, struct net_device *br_dev; br_dev = mlxsw_sp_vport_br_get(mlxsw_sp_vport); - mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport, br_dev); + mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport, br_dev, true); } mlxsw_sp_vport->dev = mlxsw_sp_port->dev; @@ -2374,7 +2514,8 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev, } mlxsw_sp_master_bridge_inc(mlxsw_sp, upper_dev); } else { - err = mlxsw_sp_port_bridge_leave(mlxsw_sp_port); + err = mlxsw_sp_port_bridge_leave(mlxsw_sp_port, + true); mlxsw_sp_master_bridge_dec(mlxsw_sp, upper_dev); if (err) { netdev_err(dev, "Failed to leave bridge\n"); @@ -2541,7 +2682,8 @@ static void mlxsw_sp_br_vfid_destroy(struct mlxsw_sp *mlxsw_sp, } static int mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport, - struct net_device *br_dev) + struct net_device *br_dev, + bool flush_fdb) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; u16 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); @@ -2604,6 +2746,9 @@ static int mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport, goto err_vport_flood_set; } + if (flush_fdb && mlxsw_sp_vport_fdb_flush(mlxsw_sp_vport)) + netdev_err(dev, "Failed to flush FDB\n"); + /* Switch between the vFIDs and destroy the old one if needed. */ new_vfid->nr_vports++; mlxsw_sp_vport->vport.vfid = new_vfid; @@ -2777,7 +2922,7 @@ static int mlxsw_sp_netdevice_vport_event(struct net_device *dev, if (!mlxsw_sp_vport) return NOTIFY_DONE; err = mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport, - upper_dev); + upper_dev, true); if (err) { netdev_err(dev, "Failed to leave bridge\n"); return NOTIFY_BAD; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index a23dc61..7f42eb1 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -120,7 +120,6 @@ struct mlxsw_sp { } fdb_notify; #define MLXSW_SP_DEFAULT_AGEING_TIME 300 u32 ageing_time; - struct mutex fdb_lock; /* Make sure FDB sessions are atomic. */ struct mlxsw_sp_upper master_bridge; struct mlxsw_sp_upper lags[MLXSW_SP_LAG_MAX]; }; @@ -254,5 +253,6 @@ int mlxsw_sp_port_kill_vid(struct net_device *dev, __be16 __always_unused proto, u16 vid); int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 vfid, bool set, bool only_uc); +void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port); #endif diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 45479ef..e492ca2 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -45,6 +45,7 @@ #include <linux/if_bridge.h> #include <linux/workqueue.h> #include <linux/jiffies.h> +#include <linux/rtnetlink.h> #include <net/switchdev.h> #include "spectrum.h" @@ -124,14 +125,14 @@ static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, int err; switch (state) { - case BR_STATE_DISABLED: /* fall-through */ case BR_STATE_FORWARDING: spms_state = MLXSW_REG_SPMS_STATE_FORWARDING; break; - case BR_STATE_LISTENING: /* fall-through */ case BR_STATE_LEARNING: spms_state = MLXSW_REG_SPMS_STATE_LEARNING; break; + case BR_STATE_LISTENING: /* fall-through */ + case BR_STATE_DISABLED: /* fall-through */ case BR_STATE_BLOCKING: spms_state = MLXSW_REG_SPMS_STATE_DISCARDING; break; @@ -936,6 +937,14 @@ static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port, vlan->vid_begin, vlan->vid_end, false); } +void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port) +{ + u16 vid; + + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) + __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid, false); +} + static int mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port, const struct switchdev_obj_port_fdb *fdb) @@ -1040,10 +1049,12 @@ static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp, static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, struct switchdev_obj_port_fdb *fdb, - switchdev_obj_dump_cb_t *cb) + switchdev_obj_dump_cb_t *cb, + struct net_device *orig_dev) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; - u16 vport_vid = 0, vport_fid = 0; + struct mlxsw_sp_port *tmp; + u16 vport_fid = 0; char *sfd_pl; char mac[ETH_ALEN]; u16 fid; @@ -1058,13 +1069,11 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, if (!sfd_pl) return -ENOMEM; - mutex_lock(&mlxsw_sp_port->mlxsw_sp->fdb_lock); if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { u16 tmp; tmp = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); vport_fid = mlxsw_sp_vfid_to_fid(tmp); - vport_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); } mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0); @@ -1088,12 +1097,13 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid, &local_port); if (local_port == mlxsw_sp_port->local_port) { - if (vport_fid && vport_fid != fid) - continue; - else if (vport_fid) - fdb->vid = vport_vid; - else + if (vport_fid && vport_fid == fid) + fdb->vid = 0; + else if (!vport_fid && + !mlxsw_sp_fid_is_vfid(fid)) fdb->vid = fid; + else + continue; ether_addr_copy(fdb->addr, mac); fdb->ndm_state = NUD_REACHABLE; err = cb(&fdb->obj); @@ -1104,14 +1114,22 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG: mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i, mac, &fid, &lag_id); - if (mlxsw_sp_port == - mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) { - if (vport_fid && vport_fid != fid) + tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id); + if (tmp && tmp->local_port == + mlxsw_sp_port->local_port) { + /* LAG records can only point to LAG + * devices or VLAN devices on top. + */ + if (!netif_is_lag_master(orig_dev) && + !is_vlan_dev(orig_dev)) continue; - else if (vport_fid) - fdb->vid = vport_vid; - else + if (vport_fid && vport_fid == fid) + fdb->vid = 0; + else if (!vport_fid && + !mlxsw_sp_fid_is_vfid(fid)) fdb->vid = fid; + else + continue; ether_addr_copy(fdb->addr, mac); fdb->ndm_state = NUD_REACHABLE; err = cb(&fdb->obj); @@ -1124,7 +1142,6 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT); out: - mutex_unlock(&mlxsw_sp_port->mlxsw_sp->fdb_lock); kfree(sfd_pl); return stored_err ? stored_err : err; } @@ -1176,7 +1193,8 @@ static int mlxsw_sp_port_obj_dump(struct net_device *dev, break; case SWITCHDEV_OBJ_ID_PORT_FDB: err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port, - SWITCHDEV_OBJ_PORT_FDB(obj), cb); + SWITCHDEV_OBJ_PORT_FDB(obj), cb, + obj->orig_dev); break; default: err = -EOPNOTSUPP; @@ -1194,14 +1212,14 @@ static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = { .switchdev_port_obj_dump = mlxsw_sp_port_obj_dump, }; -static void mlxsw_sp_fdb_call_notifiers(bool learning, bool learning_sync, - bool adding, char *mac, u16 vid, +static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding, + char *mac, u16 vid, struct net_device *dev) { struct switchdev_notifier_fdb_info info; unsigned long notifier_type; - if (learning && learning_sync) { + if (learning_sync) { info.addr = mac; info.vid = vid; notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL; @@ -1237,7 +1255,7 @@ static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp, netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n"); goto just_remove; } - vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); + vid = 0; /* Override the physical port with the vPort. */ mlxsw_sp_port = mlxsw_sp_vport; } else { @@ -1257,8 +1275,7 @@ do_fdb_op: if (!do_notification) return; - mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning, - mlxsw_sp_port->learning_sync, + mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac, vid, mlxsw_sp_port->dev); return; @@ -1273,6 +1290,7 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp, bool adding) { struct mlxsw_sp_port *mlxsw_sp_port; + struct net_device *dev; char mac[ETH_ALEN]; u16 lag_vid = 0; u16 lag_id; @@ -1298,11 +1316,13 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp, goto just_remove; } - vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); - lag_vid = vid; + lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); + dev = mlxsw_sp_vport->dev; + vid = 0; /* Override the physical port with the vPort. */ mlxsw_sp_port = mlxsw_sp_vport; } else { + dev = mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev; vid = fid; } @@ -1319,10 +1339,8 @@ do_fdb_op: if (!do_notification) return; - mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning, - mlxsw_sp_port->learning_sync, - adding, mac, vid, - mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev); + mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac, + vid, dev); return; just_remove: @@ -1374,7 +1392,7 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work) mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work); - mutex_lock(&mlxsw_sp->fdb_lock); + rtnl_lock(); do { mlxsw_reg_sfn_pack(sfn_pl); err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl); @@ -1387,7 +1405,7 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work) mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i); } while (num_rec); - mutex_unlock(&mlxsw_sp->fdb_lock); + rtnl_unlock(); kfree(sfn_pl); mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp); @@ -1402,7 +1420,6 @@ static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp) dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n"); return err; } - mutex_init(&mlxsw_sp->fdb_lock); INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work); mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL; mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp); diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index a10c928..00cfd95 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -28,6 +28,16 @@ #include "moxart_ether.h" +static inline void moxart_desc_write(u32 data, u32 *desc) +{ + *desc = cpu_to_le32(data); +} + +static inline u32 moxart_desc_read(u32 *desc) +{ + return le32_to_cpu(*desc); +} + static inline void moxart_emac_write(struct net_device *ndev, unsigned int reg, unsigned long value) { @@ -112,7 +122,7 @@ static void moxart_mac_enable(struct net_device *ndev) static void moxart_mac_setup_desc_ring(struct net_device *ndev) { struct moxart_mac_priv_t *priv = netdev_priv(ndev); - void __iomem *desc; + void *desc; int i; for (i = 0; i < TX_DESC_NUM; i++) { @@ -121,7 +131,7 @@ static void moxart_mac_setup_desc_ring(struct net_device *ndev) priv->tx_buf[i] = priv->tx_buf_base + priv->tx_buf_size * i; } - writel(TX_DESC1_END, desc + TX_REG_OFFSET_DESC1); + moxart_desc_write(TX_DESC1_END, desc + TX_REG_OFFSET_DESC1); priv->tx_head = 0; priv->tx_tail = 0; @@ -129,8 +139,8 @@ static void moxart_mac_setup_desc_ring(struct net_device *ndev) for (i = 0; i < RX_DESC_NUM; i++) { desc = priv->rx_desc_base + i * RX_REG_DESC_SIZE; memset(desc, 0, RX_REG_DESC_SIZE); - writel(RX_DESC0_DMA_OWN, desc + RX_REG_OFFSET_DESC0); - writel(RX_BUF_SIZE & RX_DESC1_BUF_SIZE_MASK, + moxart_desc_write(RX_DESC0_DMA_OWN, desc + RX_REG_OFFSET_DESC0); + moxart_desc_write(RX_BUF_SIZE & RX_DESC1_BUF_SIZE_MASK, desc + RX_REG_OFFSET_DESC1); priv->rx_buf[i] = priv->rx_buf_base + priv->rx_buf_size * i; @@ -141,12 +151,12 @@ static void moxart_mac_setup_desc_ring(struct net_device *ndev) if (dma_mapping_error(&ndev->dev, priv->rx_mapping[i])) netdev_err(ndev, "DMA mapping error\n"); - writel(priv->rx_mapping[i], + moxart_desc_write(priv->rx_mapping[i], desc + RX_REG_OFFSET_DESC2 + RX_DESC2_ADDRESS_PHYS); - writel(priv->rx_buf[i], + moxart_desc_write((uintptr_t)priv->rx_buf[i], desc + RX_REG_OFFSET_DESC2 + RX_DESC2_ADDRESS_VIRT); } - writel(RX_DESC1_END, desc + RX_REG_OFFSET_DESC1); + moxart_desc_write(RX_DESC1_END, desc + RX_REG_OFFSET_DESC1); priv->rx_head = 0; @@ -201,14 +211,15 @@ static int moxart_rx_poll(struct napi_struct *napi, int budget) napi); struct net_device *ndev = priv->ndev; struct sk_buff *skb; - void __iomem *desc; + void *desc; unsigned int desc0, len; int rx_head = priv->rx_head; int rx = 0; while (rx < budget) { desc = priv->rx_desc_base + (RX_REG_DESC_SIZE * rx_head); - desc0 = readl(desc + RX_REG_OFFSET_DESC0); + desc0 = moxart_desc_read(desc + RX_REG_OFFSET_DESC0); + rmb(); /* ensure desc0 is up to date */ if (desc0 & RX_DESC0_DMA_OWN) break; @@ -250,7 +261,8 @@ static int moxart_rx_poll(struct napi_struct *napi, int budget) priv->stats.multicast++; rx_next: - writel(RX_DESC0_DMA_OWN, desc + RX_REG_OFFSET_DESC0); + wmb(); /* prevent setting ownership back too early */ + moxart_desc_write(RX_DESC0_DMA_OWN, desc + RX_REG_OFFSET_DESC0); rx_head = RX_NEXT(rx_head); priv->rx_head = rx_head; @@ -310,7 +322,7 @@ static irqreturn_t moxart_mac_interrupt(int irq, void *dev_id) static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct moxart_mac_priv_t *priv = netdev_priv(ndev); - void __iomem *desc; + void *desc; unsigned int len; unsigned int tx_head = priv->tx_head; u32 txdes1; @@ -319,11 +331,12 @@ static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) desc = priv->tx_desc_base + (TX_REG_DESC_SIZE * tx_head); spin_lock_irq(&priv->txlock); - if (readl(desc + TX_REG_OFFSET_DESC0) & TX_DESC0_DMA_OWN) { + if (moxart_desc_read(desc + TX_REG_OFFSET_DESC0) & TX_DESC0_DMA_OWN) { net_dbg_ratelimited("no TX space for packet\n"); priv->stats.tx_dropped++; goto out_unlock; } + rmb(); /* ensure data is only read that had TX_DESC0_DMA_OWN cleared */ len = skb->len > TX_BUF_SIZE ? TX_BUF_SIZE : skb->len; @@ -337,9 +350,9 @@ static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) priv->tx_len[tx_head] = len; priv->tx_skb[tx_head] = skb; - writel(priv->tx_mapping[tx_head], + moxart_desc_write(priv->tx_mapping[tx_head], desc + TX_REG_OFFSET_DESC2 + TX_DESC2_ADDRESS_PHYS); - writel(skb->data, + moxart_desc_write((uintptr_t)skb->data, desc + TX_REG_OFFSET_DESC2 + TX_DESC2_ADDRESS_VIRT); if (skb->len < ETH_ZLEN) { @@ -354,8 +367,9 @@ static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) txdes1 = TX_DESC1_LTS | TX_DESC1_FTS | (len & TX_DESC1_BUF_SIZE_MASK); if (tx_head == TX_DESC_NUM_MASK) txdes1 |= TX_DESC1_END; - writel(txdes1, desc + TX_REG_OFFSET_DESC1); - writel(TX_DESC0_DMA_OWN, desc + TX_REG_OFFSET_DESC0); + moxart_desc_write(txdes1, desc + TX_REG_OFFSET_DESC1); + wmb(); /* flush descriptor before transferring ownership */ + moxart_desc_write(TX_DESC0_DMA_OWN, desc + TX_REG_OFFSET_DESC0); /* start to send packet */ writel(0xffffffff, priv->base + REG_TX_POLL_DEMAND); diff --git a/drivers/net/ethernet/moxa/moxart_ether.h b/drivers/net/ethernet/moxa/moxart_ether.h index 2be9280..93a9563 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.h +++ b/drivers/net/ethernet/moxa/moxart_ether.h @@ -300,7 +300,7 @@ struct moxart_mac_priv_t { dma_addr_t rx_base; dma_addr_t rx_mapping[RX_DESC_NUM]; - void __iomem *rx_desc_base; + void *rx_desc_base; unsigned char *rx_buf_base; unsigned char *rx_buf[RX_DESC_NUM]; unsigned int rx_head; @@ -308,7 +308,7 @@ struct moxart_mac_priv_t { dma_addr_t tx_base; dma_addr_t tx_mapping[TX_DESC_NUM]; - void __iomem *tx_desc_base; + void *tx_desc_base; unsigned char *tx_buf_base; unsigned char *tx_buf[RX_DESC_NUM]; unsigned int tx_head; diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c index 50d5604..e0993eb 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-main.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c @@ -2223,8 +2223,6 @@ static irqreturn_t vxge_isr_napi(int irq, void *dev_id) return IRQ_NONE; } -#ifdef CONFIG_PCI_MSI - static irqreturn_t vxge_tx_msix_handle(int irq, void *dev_id) { struct vxge_fifo *fifo = (struct vxge_fifo *)dev_id; @@ -2442,16 +2440,13 @@ static void vxge_rem_msix_isr(struct vxgedev *vdev) if (vdev->config.intr_type == MSI_X) pci_disable_msix(vdev->pdev); } -#endif static void vxge_rem_isr(struct vxgedev *vdev) { -#ifdef CONFIG_PCI_MSI - if (vdev->config.intr_type == MSI_X) { + if (IS_ENABLED(CONFIG_PCI_MSI) && + vdev->config.intr_type == MSI_X) { vxge_rem_msix_isr(vdev); - } else -#endif - if (vdev->config.intr_type == INTA) { + } else if (vdev->config.intr_type == INTA) { synchronize_irq(vdev->pdev->irq); free_irq(vdev->pdev->irq, vdev); } @@ -2460,11 +2455,10 @@ static void vxge_rem_isr(struct vxgedev *vdev) static int vxge_add_isr(struct vxgedev *vdev) { int ret = 0; -#ifdef CONFIG_PCI_MSI int vp_idx = 0, intr_idx = 0, intr_cnt = 0, msix_idx = 0, irq_req = 0; int pci_fun = PCI_FUNC(vdev->pdev->devfn); - if (vdev->config.intr_type == MSI_X) + if (IS_ENABLED(CONFIG_PCI_MSI) && vdev->config.intr_type == MSI_X) ret = vxge_enable_msix(vdev); if (ret) { @@ -2475,7 +2469,7 @@ static int vxge_add_isr(struct vxgedev *vdev) vdev->config.intr_type = INTA; } - if (vdev->config.intr_type == MSI_X) { + if (IS_ENABLED(CONFIG_PCI_MSI) && vdev->config.intr_type == MSI_X) { for (intr_idx = 0; intr_idx < (vdev->no_of_vpath * VXGE_HW_VPATH_MSIX_ACTIVE); intr_idx++) { @@ -2576,9 +2570,8 @@ static int vxge_add_isr(struct vxgedev *vdev) vdev->vxge_entries[intr_cnt].in_use = 1; vdev->vxge_entries[intr_cnt].arg = &vdev->vpaths[0]; } -INTA_MODE: -#endif +INTA_MODE: if (vdev->config.intr_type == INTA) { snprintf(vdev->desc[0], VXGE_INTR_STRLEN, "%s:vxge:INTA", vdev->ndev->name); @@ -3889,12 +3882,12 @@ static void vxge_device_config_init(struct vxge_hw_device_config *device_config, if (max_mac_vpath > VXGE_MAX_MAC_ADDR_COUNT) max_mac_vpath = VXGE_MAX_MAC_ADDR_COUNT; -#ifndef CONFIG_PCI_MSI - vxge_debug_init(VXGE_ERR, - "%s: This Kernel does not support " - "MSI-X. Defaulting to INTA", VXGE_DRIVER_NAME); - *intr_type = INTA; -#endif + if (!IS_ENABLED(CONFIG_PCI_MSI)) { + vxge_debug_init(VXGE_ERR, + "%s: This Kernel does not support " + "MSI-X. Defaulting to INTA", VXGE_DRIVER_NAME); + *intr_type = INTA; + } /* Configure whether MSI-X or IRQL. */ switch (*intr_type) { diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c index a4ab71d..166a7fc 100644 --- a/drivers/net/ethernet/rocker/rocker.c +++ b/drivers/net/ethernet/rocker/rocker.c @@ -3531,12 +3531,14 @@ static void rocker_port_fdb_learn_work(struct work_struct *work) info.addr = lw->addr; info.vid = lw->vid; + rtnl_lock(); if (learned && removing) call_switchdev_notifiers(SWITCHDEV_FDB_DEL, lw->rocker_port->dev, &info.info); else if (learned && !removing) call_switchdev_notifiers(SWITCHDEV_FDB_ADD, lw->rocker_port->dev, &info.info); + rtnl_unlock(); rocker_port_kfree(lw->trans, work); } diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index cc106d8..23fa298 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -389,17 +389,27 @@ static int vnet_rx_one(struct vnet_port *port, struct vio_net_desc *desc) if (vio_version_after_eq(&port->vio, 1, 8)) { struct vio_net_dext *dext = vio_net_ext(desc); + skb_reset_network_header(skb); + if (dext->flags & VNET_PKT_HCK_IPV4_HDRCKSUM) { if (skb->protocol == ETH_P_IP) { - struct iphdr *iph = (struct iphdr *)skb->data; + struct iphdr *iph = ip_hdr(skb); iph->check = 0; ip_send_check(iph); } } if ((dext->flags & VNET_PKT_HCK_FULLCKSUM) && - skb->ip_summed == CHECKSUM_NONE) - vnet_fullcsum(skb); + skb->ip_summed == CHECKSUM_NONE) { + if (skb->protocol == htons(ETH_P_IP)) { + struct iphdr *iph = ip_hdr(skb); + int ihl = iph->ihl * 4; + + skb_reset_transport_header(skb); + skb_set_transport_header(skb, ihl); + vnet_fullcsum(skb); + } + } if (dext->flags & VNET_PKT_HCK_IPV4_HDRCKSUM_OK) { skb->ip_summed = CHECKSUM_PARTIAL; skb->csum_level = 0; diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 657b65b..18bf3a8 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -82,7 +82,7 @@ struct cpdma_desc { struct cpdma_desc_pool { phys_addr_t phys; - u32 hw_addr; + dma_addr_t hw_addr; void __iomem *iomap; /* ioremap map */ void *cpumap; /* dma_alloc map */ int desc_size, mem_size; @@ -152,7 +152,7 @@ struct cpdma_chan { * abstract out these details */ static struct cpdma_desc_pool * -cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, +cpdma_desc_pool_create(struct device *dev, u32 phys, dma_addr_t hw_addr, int size, int align) { int bitmap_size; @@ -176,13 +176,13 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, if (phys) { pool->phys = phys; - pool->iomap = ioremap(phys, size); + pool->iomap = ioremap(phys, size); /* should be memremap? */ pool->hw_addr = hw_addr; } else { - pool->cpumap = dma_alloc_coherent(dev, size, &pool->phys, + pool->cpumap = dma_alloc_coherent(dev, size, &pool->hw_addr, GFP_KERNEL); - pool->iomap = pool->cpumap; - pool->hw_addr = pool->phys; + pool->iomap = (void __iomem __force *)pool->cpumap; + pool->phys = pool->hw_addr; /* assumes no IOMMU, don't use this value */ } if (pool->iomap) diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c index 7f975a2..b0de8ec 100644 --- a/drivers/net/fddi/defxx.c +++ b/drivers/net/fddi/defxx.c @@ -533,8 +533,8 @@ static int dfx_register(struct device *bdev) const char *print_name = dev_name(bdev); struct net_device *dev; DFX_board_t *bp; /* board pointer */ - resource_size_t bar_start[3]; /* pointers to ports */ - resource_size_t bar_len[3]; /* resource length */ + resource_size_t bar_start[3] = {0}; /* pointers to ports */ + resource_size_t bar_len[3] = {0}; /* resource length */ int alloc_size; /* total buffer size used */ struct resource *region; int err = 0; @@ -3697,8 +3697,8 @@ static void dfx_unregister(struct device *bdev) int dfx_bus_pci = dev_is_pci(bdev); int dfx_bus_tc = DFX_BUS_TC(bdev); int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; - resource_size_t bar_start[3]; /* pointers to ports */ - resource_size_t bar_len[3]; /* resource lengths */ + resource_size_t bar_start[3] = {0}; /* pointers to ports */ + resource_size_t bar_len[3] = {0}; /* resource lengths */ int alloc_size; /* total buffer size used */ unregister_netdev(dev); diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 7456569..0b14ac3 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -980,9 +980,9 @@ static netdev_tx_t geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, opts = ip_tunnel_info_opts(info); if (key->tun_flags & TUNNEL_CSUM) - flags |= GENEVE_F_UDP_CSUM; + flags &= ~GENEVE_F_UDP_ZERO_CSUM6_TX; else - flags &= ~GENEVE_F_UDP_CSUM; + flags |= GENEVE_F_UDP_ZERO_CSUM6_TX; err = geneve6_build_skb(dst, skb, key->tun_flags, vni, info->options_len, opts, diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index f4130af..fcb92c0 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -624,6 +624,7 @@ struct nvsp_message { #define RNDIS_PKT_ALIGN_DEFAULT 8 struct multi_send_data { + struct sk_buff *skb; /* skb containing the pkt */ struct hv_netvsc_packet *pkt; /* netvsc pkt pending */ u32 count; /* counter of batched packets */ }; diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 059fc52..ec313fc 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -841,6 +841,18 @@ static inline int netvsc_send_pkt( return ret; } +/* Move packet out of multi send data (msd), and clear msd */ +static inline void move_pkt_msd(struct hv_netvsc_packet **msd_send, + struct sk_buff **msd_skb, + struct multi_send_data *msdp) +{ + *msd_skb = msdp->skb; + *msd_send = msdp->pkt; + msdp->skb = NULL; + msdp->pkt = NULL; + msdp->count = 0; +} + int netvsc_send(struct hv_device *device, struct hv_netvsc_packet *packet, struct rndis_message *rndis_msg, @@ -855,6 +867,7 @@ int netvsc_send(struct hv_device *device, unsigned int section_index = NETVSC_INVALID_INDEX; struct multi_send_data *msdp; struct hv_netvsc_packet *msd_send = NULL, *cur_send = NULL; + struct sk_buff *msd_skb = NULL; bool try_batch; bool xmit_more = (skb != NULL) ? skb->xmit_more : false; @@ -897,10 +910,8 @@ int netvsc_send(struct hv_device *device, net_device->send_section_size) { section_index = netvsc_get_next_send_section(net_device); if (section_index != NETVSC_INVALID_INDEX) { - msd_send = msdp->pkt; - msdp->pkt = NULL; - msdp->count = 0; - msd_len = 0; + move_pkt_msd(&msd_send, &msd_skb, msdp); + msd_len = 0; } } @@ -919,31 +930,31 @@ int netvsc_send(struct hv_device *device, packet->total_data_buflen += msd_len; } - if (msdp->pkt) - dev_kfree_skb_any(skb); + if (msdp->skb) + dev_kfree_skb_any(msdp->skb); if (xmit_more && !packet->cp_partial) { + msdp->skb = skb; msdp->pkt = packet; msdp->count++; } else { cur_send = packet; + msdp->skb = NULL; msdp->pkt = NULL; msdp->count = 0; } } else { - msd_send = msdp->pkt; - msdp->pkt = NULL; - msdp->count = 0; + move_pkt_msd(&msd_send, &msd_skb, msdp); cur_send = packet; } if (msd_send) { - m_ret = netvsc_send_pkt(msd_send, net_device, pb, skb); + m_ret = netvsc_send_pkt(msd_send, net_device, NULL, msd_skb); if (m_ret != 0) { netvsc_free_send_slot(net_device, msd_send->send_buf_index); - dev_kfree_skb_any(skb); + dev_kfree_skb_any(msd_skb); } } diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 1c8db9a..1d3a665 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -196,65 +196,6 @@ static void *init_ppi_data(struct rndis_message *msg, u32 ppi_size, return ppi; } -union sub_key { - u64 k; - struct { - u8 pad[3]; - u8 kb; - u32 ka; - }; -}; - -/* Toeplitz hash function - * data: network byte order - * return: host byte order - */ -static u32 comp_hash(u8 *key, int klen, void *data, int dlen) -{ - union sub_key subk; - int k_next = 4; - u8 dt; - int i, j; - u32 ret = 0; - - subk.k = 0; - subk.ka = ntohl(*(u32 *)key); - - for (i = 0; i < dlen; i++) { - subk.kb = key[k_next]; - k_next = (k_next + 1) % klen; - dt = ((u8 *)data)[i]; - for (j = 0; j < 8; j++) { - if (dt & 0x80) - ret ^= subk.ka; - dt <<= 1; - subk.k <<= 1; - } - } - - return ret; -} - -static bool netvsc_set_hash(u32 *hash, struct sk_buff *skb) -{ - struct flow_keys flow; - int data_len; - - if (!skb_flow_dissect_flow_keys(skb, &flow, 0) || - !(flow.basic.n_proto == htons(ETH_P_IP) || - flow.basic.n_proto == htons(ETH_P_IPV6))) - return false; - - if (flow.basic.ip_proto == IPPROTO_TCP) - data_len = 12; - else - data_len = 8; - - *hash = comp_hash(netvsc_hash_key, HASH_KEYLEN, &flow, data_len); - - return true; -} - static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb, void *accel_priv, select_queue_fallback_t fallback) { @@ -267,11 +208,9 @@ static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb, if (nvsc_dev == NULL || ndev->real_num_tx_queues <= 1) return 0; - if (netvsc_set_hash(&hash, skb)) { - q_idx = nvsc_dev->send_table[hash % VRSS_SEND_TAB_SIZE] % - ndev->real_num_tx_queues; - skb_set_hash(skb, hash, PKT_HASH_TYPE_L3); - } + hash = skb_get_hash(skb); + q_idx = nvsc_dev->send_table[hash % VRSS_SEND_TAB_SIZE] % + ndev->real_num_tx_queues; if (!nvsc_dev->chn_table[q_idx]) q_idx = 0; diff --git a/drivers/net/irda/bfin_sir.h b/drivers/net/irda/bfin_sir.h index 29cbde8..d47cf14 100644 --- a/drivers/net/irda/bfin_sir.h +++ b/drivers/net/irda/bfin_sir.h @@ -82,9 +82,6 @@ struct bfin_sir_self { #define DRIVER_NAME "bfin_sir" -#define port_membase(port) (((struct bfin_sir_port *)(port))->membase) -#define get_lsr_cache(port) (((struct bfin_sir_port *)(port))->lsr) -#define put_lsr_cache(port, v) (((struct bfin_sir_port *)(port))->lsr = (v)) #include <asm/bfin_serial.h> static const unsigned short per[][4] = { diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 6a57a00..94e6888 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -1323,6 +1323,7 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, list_add_tail_rcu(&vlan->list, &port->vlans); netif_stacked_transfer_operstate(lowerdev, dev); + linkwatch_fire_event(dev); return 0; @@ -1522,6 +1523,7 @@ static int macvlan_device_event(struct notifier_block *unused, port = macvlan_port_get_rtnl(dev); switch (event) { + case NETDEV_UP: case NETDEV_CHANGE: list_for_each_entry(vlan, &port->vlans, list) netif_stacked_transfer_operstate(vlan->lowerdev, diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 60994a8..f0a7702 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -186,6 +186,7 @@ config MDIO_GPIO config MDIO_OCTEON tristate "Support for MDIO buses on Octeon and ThunderX SOCs" depends on 64BIT + depends on HAS_IOMEM help This module provides a driver for the Octeon and ThunderX MDIO diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 180f699..7a240fc 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -846,6 +846,11 @@ static void decode_rxts(struct dp83640_private *dp83640, struct skb_shared_hwtstamps *shhwtstamps = NULL; struct sk_buff *skb; unsigned long flags; + u8 overflow; + + overflow = (phy_rxts->ns_hi >> 14) & 0x3; + if (overflow) + pr_debug("rx timestamp queue overflow, count %d\n", overflow); spin_lock_irqsave(&dp83640->rx_lock, flags); @@ -888,6 +893,7 @@ static void decode_txts(struct dp83640_private *dp83640, struct skb_shared_hwtstamps shhwtstamps; struct sk_buff *skb; u64 ns; + u8 overflow; /* We must already have the skb that triggered this. */ @@ -897,6 +903,17 @@ static void decode_txts(struct dp83640_private *dp83640, pr_debug("have timestamp but tx_queue empty\n"); return; } + + overflow = (phy_txts->ns_hi >> 14) & 0x3; + if (overflow) { + pr_debug("tx timestamp queue overflow, count %d\n", overflow); + while (skb) { + skb_complete_tx_timestamp(skb, NULL); + skb = skb_dequeue(&dp83640->tx_queue); + } + return; + } + ns = phy2txts(phy_txts); memset(&shhwtstamps, 0, sizeof(shhwtstamps)); shhwtstamps.hwtstamp = ns_to_ktime(ns); diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 8763bb2..5590b9c 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -692,25 +692,29 @@ void phy_change(struct work_struct *work) struct phy_device *phydev = container_of(work, struct phy_device, phy_queue); - if (phydev->drv->did_interrupt && - !phydev->drv->did_interrupt(phydev)) - goto ignore; + if (phy_interrupt_is_valid(phydev)) { + if (phydev->drv->did_interrupt && + !phydev->drv->did_interrupt(phydev)) + goto ignore; - if (phy_disable_interrupts(phydev)) - goto phy_err; + if (phy_disable_interrupts(phydev)) + goto phy_err; + } mutex_lock(&phydev->lock); if ((PHY_RUNNING == phydev->state) || (PHY_NOLINK == phydev->state)) phydev->state = PHY_CHANGELINK; mutex_unlock(&phydev->lock); - atomic_dec(&phydev->irq_disable); - enable_irq(phydev->irq); + if (phy_interrupt_is_valid(phydev)) { + atomic_dec(&phydev->irq_disable); + enable_irq(phydev->irq); - /* Reenable interrupts */ - if (PHY_HALTED != phydev->state && - phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED)) - goto irq_enable_err; + /* Reenable interrupts */ + if (PHY_HALTED != phydev->state && + phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED)) + goto irq_enable_err; + } /* reschedule state queue work to run as soon as possible */ cancel_delayed_work_sync(&phydev->state_queue); @@ -905,10 +909,10 @@ void phy_state_machine(struct work_struct *work) phydev->adjust_link(phydev->attached_dev); break; case PHY_RUNNING: - /* Only register a CHANGE if we are polling or ignoring - * interrupts and link changed since latest checking. + /* Only register a CHANGE if we are polling and link changed + * since latest checking. */ - if (!phy_interrupt_is_valid(phydev)) { + if (phydev->irq == PHY_POLL) { old_link = phydev->link; err = phy_read_status(phydev); if (err) @@ -1000,15 +1004,21 @@ void phy_state_machine(struct work_struct *work) phy_state_to_str(old_state), phy_state_to_str(phydev->state)); - queue_delayed_work(system_power_efficient_wq, &phydev->state_queue, - PHY_STATE_TIME * HZ); + /* Only re-schedule a PHY state machine change if we are polling the + * PHY, if PHY_IGNORE_INTERRUPT is set, then we will be moving + * between states from phy_mac_interrupt() + */ + if (phydev->irq == PHY_POLL) + queue_delayed_work(system_power_efficient_wq, &phydev->state_queue, + PHY_STATE_TIME * HZ); } void phy_mac_interrupt(struct phy_device *phydev, int new_link) { - cancel_work_sync(&phydev->phy_queue); phydev->link = new_link; - schedule_work(&phydev->phy_queue); + + /* Trigger a state machine change */ + queue_work(system_power_efficient_wq, &phydev->phy_queue); } EXPORT_SYMBOL(phy_mac_interrupt); diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index e485f26..2e21e93 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -24,6 +24,10 @@ #include <linux/netdevice.h> #include <linux/smscphy.h> +struct smsc_phy_priv { + bool energy_enable; +}; + static int smsc_phy_config_intr(struct phy_device *phydev) { int rc = phy_write (phydev, MII_LAN83C185_IM, @@ -43,19 +47,14 @@ static int smsc_phy_ack_interrupt(struct phy_device *phydev) static int smsc_phy_config_init(struct phy_device *phydev) { - int __maybe_unused len; - struct device *dev __maybe_unused = &phydev->mdio.dev; - struct device_node *of_node __maybe_unused = dev->of_node; + struct smsc_phy_priv *priv = phydev->priv; + int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS); - int enable_energy = 1; if (rc < 0) return rc; - if (of_find_property(of_node, "smsc,disable-energy-detect", &len)) - enable_energy = 0; - - if (enable_energy) { + if (priv->energy_enable) { /* Enable energy detect mode for this SMSC Transceivers */ rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS, rc | MII_LAN83C185_EDPWRDOWN); @@ -110,10 +109,13 @@ static int lan911x_config_init(struct phy_device *phydev) */ static int lan87xx_read_status(struct phy_device *phydev) { + struct smsc_phy_priv *priv = phydev->priv; + int err = genphy_read_status(phydev); - int i; - if (!phydev->link) { + if (!phydev->link && priv->energy_enable) { + int i; + /* Disable EDPD to wake up PHY */ int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS); if (rc < 0) @@ -149,6 +151,26 @@ static int lan87xx_read_status(struct phy_device *phydev) return err; } +static int smsc_phy_probe(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct device_node *of_node = dev->of_node; + struct smsc_phy_priv *priv; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->energy_enable = true; + + if (of_property_read_bool(of_node, "smsc,disable-energy-detect")) + priv->energy_enable = false; + + phydev->priv = priv; + + return 0; +} + static struct phy_driver smsc_phy_driver[] = { { .phy_id = 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */ @@ -159,6 +181,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, @@ -180,6 +204,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, @@ -201,6 +227,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, @@ -222,6 +250,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, @@ -242,6 +272,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, @@ -263,6 +295,8 @@ static struct phy_driver smsc_phy_driver[] = { | SUPPORTED_Asym_Pause), .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + .probe = smsc_phy_probe, + /* basic functions */ .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 90868ca..ae0905e 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -129,24 +129,27 @@ static int lookup_chan_dst(u16 call_id, __be32 d_addr) return i < MAX_CALLID; } -static int add_chan(struct pppox_sock *sock) +static int add_chan(struct pppox_sock *sock, + struct pptp_addr *sa) { static int call_id; spin_lock(&chan_lock); - if (!sock->proto.pptp.src_addr.call_id) { + if (!sa->call_id) { call_id = find_next_zero_bit(callid_bitmap, MAX_CALLID, call_id + 1); if (call_id == MAX_CALLID) { call_id = find_next_zero_bit(callid_bitmap, MAX_CALLID, 1); if (call_id == MAX_CALLID) goto out_err; } - sock->proto.pptp.src_addr.call_id = call_id; - } else if (test_bit(sock->proto.pptp.src_addr.call_id, callid_bitmap)) + sa->call_id = call_id; + } else if (test_bit(sa->call_id, callid_bitmap)) { goto out_err; + } - set_bit(sock->proto.pptp.src_addr.call_id, callid_bitmap); - rcu_assign_pointer(callid_sock[sock->proto.pptp.src_addr.call_id], sock); + sock->proto.pptp.src_addr = *sa; + set_bit(sa->call_id, callid_bitmap); + rcu_assign_pointer(callid_sock[sa->call_id], sock); spin_unlock(&chan_lock); return 0; @@ -416,7 +419,6 @@ static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr, struct sock *sk = sock->sk; struct sockaddr_pppox *sp = (struct sockaddr_pppox *) uservaddr; struct pppox_sock *po = pppox_sk(sk); - struct pptp_opt *opt = &po->proto.pptp; int error = 0; if (sockaddr_len < sizeof(struct sockaddr_pppox)) @@ -424,10 +426,22 @@ static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr, lock_sock(sk); - opt->src_addr = sp->sa_addr.pptp; - if (add_chan(po)) + if (sk->sk_state & PPPOX_DEAD) { + error = -EALREADY; + goto out; + } + + if (sk->sk_state & PPPOX_BOUND) { error = -EBUSY; + goto out; + } + + if (add_chan(po, &sp->sa_addr.pptp)) + error = -EBUSY; + else + sk->sk_state |= PPPOX_BOUND; +out: release_sock(sk); return error; } @@ -498,7 +512,7 @@ static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr, } opt->dst_addr = sp->sa_addr.pptp; - sk->sk_state = PPPOX_CONNECTED; + sk->sk_state |= PPPOX_CONNECTED; end: release_sock(sk); diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 2ed5333..1c299b8 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -36,7 +36,7 @@ #define DRIVER_AUTHOR "WOOJUNG HUH <woojung.huh@microchip.com>" #define DRIVER_DESC "LAN78XX USB 3.0 Gigabit Ethernet Devices" #define DRIVER_NAME "lan78xx" -#define DRIVER_VERSION "1.0.1" +#define DRIVER_VERSION "1.0.2" #define TX_TIMEOUT_JIFFIES (5 * HZ) #define THROTTLE_JIFFIES (HZ / 8) @@ -462,32 +462,53 @@ static int lan78xx_read_raw_eeprom(struct lan78xx_net *dev, u32 offset, u32 length, u8 *data) { u32 val; + u32 saved; int i, ret; + int retval; - ret = lan78xx_eeprom_confirm_not_busy(dev); - if (ret) - return ret; + /* depends on chip, some EEPROM pins are muxed with LED function. + * disable & restore LED function to access EEPROM. + */ + ret = lan78xx_read_reg(dev, HW_CFG, &val); + saved = val; + if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) { + val &= ~(HW_CFG_LED1_EN_ | HW_CFG_LED0_EN_); + ret = lan78xx_write_reg(dev, HW_CFG, val); + } + + retval = lan78xx_eeprom_confirm_not_busy(dev); + if (retval) + return retval; for (i = 0; i < length; i++) { val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_READ_; val |= (offset & E2P_CMD_EPC_ADDR_MASK_); ret = lan78xx_write_reg(dev, E2P_CMD, val); - if (unlikely(ret < 0)) - return -EIO; + if (unlikely(ret < 0)) { + retval = -EIO; + goto exit; + } - ret = lan78xx_wait_eeprom(dev); - if (ret < 0) - return ret; + retval = lan78xx_wait_eeprom(dev); + if (retval < 0) + goto exit; ret = lan78xx_read_reg(dev, E2P_DATA, &val); - if (unlikely(ret < 0)) - return -EIO; + if (unlikely(ret < 0)) { + retval = -EIO; + goto exit; + } data[i] = val & 0xFF; offset++; } - return 0; + retval = 0; +exit: + if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) + ret = lan78xx_write_reg(dev, HW_CFG, saved); + + return retval; } static int lan78xx_read_eeprom(struct lan78xx_net *dev, u32 offset, @@ -509,44 +530,67 @@ static int lan78xx_write_raw_eeprom(struct lan78xx_net *dev, u32 offset, u32 length, u8 *data) { u32 val; + u32 saved; int i, ret; + int retval; - ret = lan78xx_eeprom_confirm_not_busy(dev); - if (ret) - return ret; + /* depends on chip, some EEPROM pins are muxed with LED function. + * disable & restore LED function to access EEPROM. + */ + ret = lan78xx_read_reg(dev, HW_CFG, &val); + saved = val; + if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) { + val &= ~(HW_CFG_LED1_EN_ | HW_CFG_LED0_EN_); + ret = lan78xx_write_reg(dev, HW_CFG, val); + } + + retval = lan78xx_eeprom_confirm_not_busy(dev); + if (retval) + goto exit; /* Issue write/erase enable command */ val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_EWEN_; ret = lan78xx_write_reg(dev, E2P_CMD, val); - if (unlikely(ret < 0)) - return -EIO; + if (unlikely(ret < 0)) { + retval = -EIO; + goto exit; + } - ret = lan78xx_wait_eeprom(dev); - if (ret < 0) - return ret; + retval = lan78xx_wait_eeprom(dev); + if (retval < 0) + goto exit; for (i = 0; i < length; i++) { /* Fill data register */ val = data[i]; ret = lan78xx_write_reg(dev, E2P_DATA, val); - if (ret < 0) - return ret; + if (ret < 0) { + retval = -EIO; + goto exit; + } /* Send "write" command */ val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_WRITE_; val |= (offset & E2P_CMD_EPC_ADDR_MASK_); ret = lan78xx_write_reg(dev, E2P_CMD, val); - if (ret < 0) - return ret; + if (ret < 0) { + retval = -EIO; + goto exit; + } - ret = lan78xx_wait_eeprom(dev); - if (ret < 0) - return ret; + retval = lan78xx_wait_eeprom(dev); + if (retval < 0) + goto exit; offset++; } - return 0; + retval = 0; +exit: + if ((dev->devid & ID_REV_CHIP_ID_MASK_) == 0x78000000) + ret = lan78xx_write_reg(dev, HW_CFG, saved); + + return retval; } static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset, @@ -904,7 +948,6 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) if (!phydev->link && dev->link_on) { dev->link_on = false; - netif_carrier_off(dev->net); /* reset MAC */ ret = lan78xx_read_reg(dev, MAC_CR, &buf); @@ -914,6 +957,8 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) ret = lan78xx_write_reg(dev, MAC_CR, buf); if (unlikely(ret < 0)) return -EIO; + + phy_mac_interrupt(phydev, 0); } else if (phydev->link && !dev->link_on) { dev->link_on = true; @@ -953,7 +998,7 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) ethtool_cmd_speed(&ecmd), ecmd.duplex, ladv, radv); ret = lan78xx_update_flowcontrol(dev, ecmd.duplex, ladv, radv); - netif_carrier_on(dev->net); + phy_mac_interrupt(phydev, 1); } return ret; @@ -1495,7 +1540,6 @@ done: static int lan78xx_mdio_init(struct lan78xx_net *dev) { int ret; - int i; dev->mdiobus = mdiobus_alloc(); if (!dev->mdiobus) { @@ -1511,10 +1555,6 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev) snprintf(dev->mdiobus->id, MII_BUS_ID_SIZE, "usb-%03d:%03d", dev->udev->bus->busnum, dev->udev->devnum); - /* handle our own interrupt */ - for (i = 0; i < PHY_MAX_ADDR; i++) - dev->mdiobus->irq[i] = PHY_IGNORE_INTERRUPT; - switch (dev->devid & ID_REV_CHIP_ID_MASK_) { case 0x78000000: case 0x78500000: @@ -1558,6 +1598,16 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) return -EIO; } + /* Enable PHY interrupts. + * We handle our own interrupt + */ + ret = phy_read(phydev, LAN88XX_INT_STS); + ret = phy_write(phydev, LAN88XX_INT_MASK, + LAN88XX_INT_MASK_MDINTPIN_EN_ | + LAN88XX_INT_MASK_LINK_CHANGE_); + + phydev->irq = PHY_IGNORE_INTERRUPT; + ret = phy_connect_direct(dev->net, phydev, lan78xx_link_status_change, PHY_INTERFACE_MODE_GMII); @@ -1580,14 +1630,6 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) SUPPORTED_Pause | SUPPORTED_Asym_Pause); genphy_config_aneg(phydev); - /* Workaround to enable PHY interrupt. - * phy_start_interrupts() is API for requesting and enabling - * PHY interrupt. However, USB-to-Ethernet device can't use - * request_irq() called in phy_start_interrupts(). - * Set PHY to PHY_HALTED and call phy_start() - * to make a call to phy_enable_interrupts() - */ - phy_stop(phydev); phy_start(phydev); netif_dbg(dev, ifup, dev->net, "phy initialised successfully"); @@ -2221,7 +2263,9 @@ netdev_tx_t lan78xx_start_xmit(struct sk_buff *skb, struct net_device *net) if (skb2) { skb_queue_tail(&dev->txq_pend, skb2); - if (skb_queue_len(&dev->txq_pend) > 10) + /* throttle TX patch at slower than SUPER SPEED USB */ + if ((dev->udev->speed < USB_SPEED_SUPER) && + (skb_queue_len(&dev->txq_pend) > 10)) netif_stop_queue(net); } else { netif_dbg(dev, tx_err, dev->net, diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 2d88c79..6543918 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -73,7 +73,7 @@ MODULE_PARM_DESC(log_ecn_error, "Log packets received with corrupted ECN"); static int vxlan_net_id; static struct rtnl_link_ops vxlan_link_ops; -static const u8 all_zeros_mac[ETH_ALEN]; +static const u8 all_zeros_mac[ETH_ALEN + 2]; static int vxlan_sock_add(struct vxlan_dev *vxlan); @@ -1985,11 +1985,6 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, vxlan->cfg.port_max, true); if (info) { - if (info->key.tun_flags & TUNNEL_CSUM) - flags |= VXLAN_F_UDP_CSUM; - else - flags &= ~VXLAN_F_UDP_CSUM; - ttl = info->key.ttl; tos = info->key.tos; @@ -2004,8 +1999,15 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, goto drop; sk = vxlan->vn4_sock->sock->sk; - if (info && (info->key.tun_flags & TUNNEL_DONT_FRAGMENT)) - df = htons(IP_DF); + if (info) { + if (info->key.tun_flags & TUNNEL_DONT_FRAGMENT) + df = htons(IP_DF); + + if (info->key.tun_flags & TUNNEL_CSUM) + flags |= VXLAN_F_UDP_CSUM; + else + flags &= ~VXLAN_F_UDP_CSUM; + } memset(&fl4, 0, sizeof(fl4)); fl4.flowi4_oif = rdst ? rdst->remote_ifindex : 0; @@ -2101,6 +2103,13 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, return; } + if (info) { + if (info->key.tun_flags & TUNNEL_CSUM) + flags &= ~VXLAN_F_UDP_ZERO_CSUM6_TX; + else + flags |= VXLAN_F_UDP_ZERO_CSUM6_TX; + } + ttl = ttl ? : ip6_dst_hoplimit(ndst); err = vxlan6_xmit_skb(ndst, sk, skb, dev, &saddr, &dst->sin6.sin6_addr, 0, ttl, src_port, dst_port, htonl(vni << 8), md, diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c index a7afdee..73fb423 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.c +++ b/drivers/net/wireless/ath/ath9k/eeprom.c @@ -150,18 +150,18 @@ int ath9k_hw_nvram_swap_data(struct ath_hw *ah, bool *swap_needed, int size) return -EIO; } - if (magic == AR5416_EEPROM_MAGIC) { - *swap_needed = false; - } else if (swab16(magic) == AR5416_EEPROM_MAGIC) { + *swap_needed = false; + if (swab16(magic) == AR5416_EEPROM_MAGIC) { if (ah->ah_flags & AH_NO_EEP_SWAP) { ath_info(common, "Ignoring endianness difference in EEPROM magic bytes.\n"); - - *swap_needed = false; } else { *swap_needed = true; } - } else { + } else if (magic != AR5416_EEPROM_MAGIC) { + if (ath9k_hw_use_flash(ah)) + return 0; + ath_err(common, "Invalid EEPROM Magic (0x%04x).\n", magic); return -EINVAL; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 5363739..b98db8a 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -879,11 +879,24 @@ int brcmf_sdiod_abort(struct brcmf_sdio_dev *sdiodev, uint fn) return 0; } -static void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev) +void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev) { + struct sdio_func *func; + struct mmc_host *host; + uint max_blocks; uint nents; int err; + func = sdiodev->func[2]; + host = func->card->host; + sdiodev->sg_support = host->max_segs > 1; + max_blocks = min_t(uint, host->max_blk_count, 511u); + sdiodev->max_request_size = min_t(uint, host->max_req_size, + max_blocks * func->cur_blksize); + sdiodev->max_segment_count = min_t(uint, host->max_segs, + SG_MAX_SINGLE_ALLOC); + sdiodev->max_segment_size = host->max_seg_size; + if (!sdiodev->sg_support) return; @@ -1021,9 +1034,6 @@ static void brcmf_sdiod_host_fixup(struct mmc_host *host) static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) { - struct sdio_func *func; - struct mmc_host *host; - uint max_blocks; int ret = 0; sdiodev->num_funcs = 2; @@ -1054,26 +1064,6 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) goto out; } - /* - * determine host related variables after brcmf_sdiod_probe() - * as func->cur_blksize is properly set and F2 init has been - * completed successfully. - */ - func = sdiodev->func[2]; - host = func->card->host; - sdiodev->sg_support = host->max_segs > 1; - max_blocks = min_t(uint, host->max_blk_count, 511u); - sdiodev->max_request_size = min_t(uint, host->max_req_size, - max_blocks * func->cur_blksize); - sdiodev->max_segment_count = min_t(uint, host->max_segs, - SG_MAX_SINGLE_ALLOC); - sdiodev->max_segment_size = host->max_seg_size; - - /* allocate scatter-gather table. sg support - * will be disabled upon allocation failure. - */ - brcmf_sdiod_sgtable_alloc(sdiodev); - ret = brcmf_sdiod_freezer_attach(sdiodev); if (ret) goto out; @@ -1084,7 +1074,7 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) ret = -ENODEV; goto out; } - brcmf_sdiod_host_fixup(host); + brcmf_sdiod_host_fixup(sdiodev->func[2]->card->host); out: if (ret) brcmf_sdiod_remove(sdiodev); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index 4265b50..cfee477 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -17,6 +17,7 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/netdevice.h> +#include <linux/module.h> #include <brcmu_wifi.h> #include <brcmu_utils.h> #include "core.h" diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index dd66143..a14d9d9d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -4114,6 +4114,11 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) goto fail; } + /* allocate scatter-gather table. sg support + * will be disabled upon allocation failure. + */ + brcmf_sdiod_sgtable_alloc(bus->sdiodev); + /* Query the F2 block size, set roundup accordingly */ bus->blocksize = bus->sdiodev->func[2]->cur_blksize; bus->roundup = min(max_roundup, bus->blocksize); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h index 5ec7a6d..23f2231 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -342,6 +342,7 @@ int brcmf_sdiod_ramrw(struct brcmf_sdio_dev *sdiodev, bool write, u32 address, /* Issue an abort to the specified function */ int brcmf_sdiod_abort(struct brcmf_sdio_dev *sdiodev, uint fn); +void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev); void brcmf_sdiod_change_state(struct brcmf_sdio_dev *sdiodev, enum brcmf_sdiod_state state); #ifdef CONFIG_PM_SLEEP diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-7000.c b/drivers/net/wireless/intel/iwlwifi/iwl-7000.c index e60cf14..fa41a5e 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-7000.c @@ -74,16 +74,19 @@ #define IWL7260_UCODE_API_MAX 17 #define IWL7265_UCODE_API_MAX 17 #define IWL7265D_UCODE_API_MAX 20 +#define IWL3168_UCODE_API_MAX 20 /* Oldest version we won't warn about */ #define IWL7260_UCODE_API_OK 13 #define IWL7265_UCODE_API_OK 13 #define IWL7265D_UCODE_API_OK 13 +#define IWL3168_UCODE_API_OK 20 /* Lowest firmware API version supported */ #define IWL7260_UCODE_API_MIN 13 #define IWL7265_UCODE_API_MIN 13 #define IWL7265D_UCODE_API_MIN 13 +#define IWL3168_UCODE_API_MIN 20 /* NVM versions */ #define IWL7260_NVM_VERSION 0x0a1d @@ -92,6 +95,8 @@ #define IWL3160_TX_POWER_VERSION 0xffff /* meaningless */ #define IWL3165_NVM_VERSION 0x709 #define IWL3165_TX_POWER_VERSION 0xffff /* meaningless */ +#define IWL3168_NVM_VERSION 0xd01 +#define IWL3168_TX_POWER_VERSION 0xffff /* meaningless */ #define IWL7265_NVM_VERSION 0x0a1d #define IWL7265_TX_POWER_VERSION 0xffff /* meaningless */ #define IWL7265D_NVM_VERSION 0x0c11 @@ -109,6 +114,9 @@ #define IWL3160_FW_PRE "iwlwifi-3160-" #define IWL3160_MODULE_FIRMWARE(api) IWL3160_FW_PRE __stringify(api) ".ucode" +#define IWL3168_FW_PRE "iwlwifi-3168-" +#define IWL3168_MODULE_FIRMWARE(api) IWL3168_FW_PRE __stringify(api) ".ucode" + #define IWL7265_FW_PRE "iwlwifi-7265-" #define IWL7265_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode" @@ -180,6 +188,12 @@ static const struct iwl_ht_params iwl7000_ht_params = { .ucode_api_ok = IWL7265_UCODE_API_OK, \ .ucode_api_min = IWL7265_UCODE_API_MIN +#define IWL_DEVICE_3008 \ + IWL_DEVICE_7000_COMMON, \ + .ucode_api_max = IWL3168_UCODE_API_MAX, \ + .ucode_api_ok = IWL3168_UCODE_API_OK, \ + .ucode_api_min = IWL3168_UCODE_API_MIN + #define IWL_DEVICE_7005D \ IWL_DEVICE_7000_COMMON, \ .ucode_api_max = IWL7265D_UCODE_API_MAX, \ @@ -299,11 +313,11 @@ const struct iwl_cfg iwl3165_2ac_cfg = { const struct iwl_cfg iwl3168_2ac_cfg = { .name = "Intel(R) Dual Band Wireless AC 3168", - .fw_name_pre = IWL7265D_FW_PRE, - IWL_DEVICE_7000, + .fw_name_pre = IWL3168_FW_PRE, + IWL_DEVICE_3008, .ht_params = &iwl7000_ht_params, - .nvm_ver = IWL3165_NVM_VERSION, - .nvm_calib_ver = IWL3165_TX_POWER_VERSION, + .nvm_ver = IWL3168_NVM_VERSION, + .nvm_calib_ver = IWL3168_TX_POWER_VERSION, .pwr_tx_backoffs = iwl7265_pwr_tx_backoffs, .dccm_len = IWL7265_DCCM_LEN, }; @@ -376,5 +390,6 @@ const struct iwl_cfg iwl7265d_n_cfg = { MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); +MODULE_FIRMWARE(IWL3168_MODULE_FIRMWARE(IWL3168_UCODE_API_OK)); MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7265_UCODE_API_OK)); MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7265D_UCODE_API_OK)); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-tx.h b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-tx.h index 0036d18..ba3f0bb 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-tx.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-tx.h @@ -510,6 +510,9 @@ struct iwl_mvm_tx_resp { * @scd_ssn: the index of the last contiguously sent packet * @txed: number of Txed frames in this batch * @txed_2_done: number of Acked frames in this batch + * @reduced_txp: power reduced according to TPC. This is the actual value and + * not a copy from the LQ command. Thus, if not the first rate was used + * for Tx-ing then this value will be set to 0 by FW. */ struct iwl_mvm_ba_notif { __le32 sta_addr_lo32; @@ -524,7 +527,8 @@ struct iwl_mvm_ba_notif { __le16 scd_ssn; u8 txed; u8 txed_2_done; - __le16 reserved1; + u8 reduced_txp; + u8 reserved1; } __packed; /* diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index 7bb6fd0..94caa88 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -2,6 +2,7 @@ * * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 Intel Deutschland GmbH * * 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 @@ -724,14 +725,28 @@ static int _rs_collect_tx_data(struct iwl_mvm *mvm, return 0; } -static int rs_collect_tx_data(struct iwl_mvm *mvm, - struct iwl_lq_sta *lq_sta, - struct iwl_scale_tbl_info *tbl, - int scale_index, int attempts, int successes, - u8 reduced_txp) +static int rs_collect_tpc_data(struct iwl_mvm *mvm, + struct iwl_lq_sta *lq_sta, + struct iwl_scale_tbl_info *tbl, + int scale_index, int attempts, int successes, + u8 reduced_txp) +{ + struct iwl_rate_scale_data *window = NULL; + + if (WARN_ON_ONCE(reduced_txp > TPC_MAX_REDUCTION)) + return -EINVAL; + + window = &tbl->tpc_win[reduced_txp]; + return _rs_collect_tx_data(mvm, tbl, scale_index, attempts, successes, + window); +} + +static int rs_collect_tlc_data(struct iwl_mvm *mvm, + struct iwl_lq_sta *lq_sta, + struct iwl_scale_tbl_info *tbl, + int scale_index, int attempts, int successes) { struct iwl_rate_scale_data *window = NULL; - int ret; if (scale_index < 0 || scale_index >= IWL_RATE_COUNT) return -EINVAL; @@ -745,16 +760,6 @@ static int rs_collect_tx_data(struct iwl_mvm *mvm, /* Select window for current tx bit rate */ window = &(tbl->win[scale_index]); - - ret = _rs_collect_tx_data(mvm, tbl, scale_index, attempts, successes, - window); - if (ret) - return ret; - - if (WARN_ON_ONCE(reduced_txp > TPC_MAX_REDUCTION)) - return -EINVAL; - - window = &tbl->tpc_win[reduced_txp]; return _rs_collect_tx_data(mvm, tbl, scale_index, attempts, successes, window); } @@ -1301,17 +1306,30 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, * first index into rate scale table. */ if (info->flags & IEEE80211_TX_STAT_AMPDU) { - /* ampdu_ack_len = 0 marks no BA was received. In this case - * treat it as a single frame loss as we don't want the success - * ratio to dip too quickly because a BA wasn't received + rs_collect_tpc_data(mvm, lq_sta, curr_tbl, lq_rate.index, + info->status.ampdu_len, + info->status.ampdu_ack_len, + reduced_txp); + + /* ampdu_ack_len = 0 marks no BA was received. For TLC, treat + * it as a single frame loss as we don't want the success ratio + * to dip too quickly because a BA wasn't received. + * For TPC, there's no need for this optimisation since we want + * to recover very quickly from a bad power reduction and, + * therefore we'd like the success ratio to get an immediate hit + * when failing to get a BA, so we'd switch back to a lower or + * zero power reduction. When FW transmits agg with a rate + * different from the initial rate, it will not use reduced txp + * and will send BA notification twice (one empty with reduced + * txp equal to the value from LQ and one with reduced txp 0). + * We need to update counters for each txp level accordingly. */ if (info->status.ampdu_ack_len == 0) info->status.ampdu_len = 1; - rs_collect_tx_data(mvm, lq_sta, curr_tbl, lq_rate.index, - info->status.ampdu_len, - info->status.ampdu_ack_len, - reduced_txp); + rs_collect_tlc_data(mvm, lq_sta, curr_tbl, lq_rate.index, + info->status.ampdu_len, + info->status.ampdu_ack_len); /* Update success/fail counts if not searching for new mode */ if (lq_sta->rs_state == RS_STATE_STAY_IN_COLUMN) { @@ -1344,9 +1362,13 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, else continue; - rs_collect_tx_data(mvm, lq_sta, tmp_tbl, lq_rate.index, - 1, i < retries ? 0 : legacy_success, - reduced_txp); + rs_collect_tpc_data(mvm, lq_sta, tmp_tbl, + lq_rate.index, 1, + i < retries ? 0 : legacy_success, + reduced_txp); + rs_collect_tlc_data(mvm, lq_sta, tmp_tbl, + lq_rate.index, 1, + i < retries ? 0 : legacy_success); } /* Update success/fail counts if not searching for new mode */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 8bf48a7..0914ec2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1029,7 +1029,6 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); mvmsta->tid_data[tid].rate_n_flags = le32_to_cpu(tx_resp->initial_rate); - mvmsta->tid_data[tid].reduced_tpc = tx_resp->reduced_tpc; mvmsta->tid_data[tid].tx_time = le16_to_cpu(tx_resp->wireless_media_time); } @@ -1060,7 +1059,7 @@ static void iwl_mvm_tx_info_from_ba_notif(struct ieee80211_tx_info *info, /* TODO: not accounted if the whole A-MPDU failed */ info->status.tx_time = tid_data->tx_time; info->status.status_driver_data[0] = - (void *)(uintptr_t)tid_data->reduced_tpc; + (void *)(uintptr_t)ba_notif->reduced_txp; info->status.status_driver_data[1] = (void *)(uintptr_t)tid_data->rate_n_flags; } @@ -1133,6 +1132,8 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) scd_flow, ba_resp_scd_ssn, ba_notif->txed, ba_notif->txed_2_done); + IWL_DEBUG_TX_REPLY(mvm, "reduced txp from ba notif %d\n", + ba_notif->reduced_txp); tid_data->next_reclaimed = ba_resp_scd_ssn; iwl_mvm_check_ratid_empty(mvm, sta, tid); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 6261a68..00335ea 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -378,7 +378,10 @@ static const struct pci_device_id iwl_hw_card_ids[] = { {IWL_PCI_DEVICE(0x3165, 0x8110, iwl3165_2ac_cfg)}, /* 3168 Series */ + {IWL_PCI_DEVICE(0x24FB, 0x2010, iwl3168_2ac_cfg)}, {IWL_PCI_DEVICE(0x24FB, 0x2110, iwl3168_2ac_cfg)}, + {IWL_PCI_DEVICE(0x24FB, 0x2050, iwl3168_2ac_cfg)}, + {IWL_PCI_DEVICE(0x24FB, 0x2150, iwl3168_2ac_cfg)}, {IWL_PCI_DEVICE(0x24FB, 0x0000, iwl3168_2ac_cfg)}, /* 7265 Series */ @@ -475,6 +478,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = { {IWL_PCI_DEVICE(0x24F3, 0x0000, iwl8265_2ac_cfg)}, {IWL_PCI_DEVICE(0x24FD, 0x0010, iwl8265_2ac_cfg)}, {IWL_PCI_DEVICE(0x24FD, 0x8010, iwl8265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x24FD, 0x0810, iwl8265_2ac_cfg)}, /* 9000 Series */ {IWL_PCI_DEVICE(0x9DF0, 0x2A10, iwl5165_2ac_cfg)}, diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index c32889a..a28414c 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -991,7 +991,8 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw, goto nla_put_failure; } - if (nla_put(skb, HWSIM_ATTR_ADDR_TRANSMITTER, ETH_ALEN, hdr->addr2)) + if (nla_put(skb, HWSIM_ATTR_ADDR_TRANSMITTER, + ETH_ALEN, data->addresses[1].addr)) goto nla_put_failure; /* We get the skb->data */ @@ -2736,7 +2737,7 @@ static struct mac80211_hwsim_data *get_hwsim_data_ref_from_addr(const u8 *addr) spin_lock_bh(&hwsim_radio_lock); list_for_each_entry(data, &hwsim_radios, list) { - if (mac80211_hwsim_addr_match(data, addr)) { + if (memcmp(data->addresses[1].addr, addr, ETH_ALEN) == 0) { _found = true; break; } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2400pci.c b/drivers/net/wireless/ralink/rt2x00/rt2400pci.c index 9a3966c..155f343 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2400pci.c @@ -273,8 +273,10 @@ static void rt2400pci_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_PLCPFAIL)); rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, !(filter_flags & FIF_CONTROL)); - rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, 1); + rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field32(®, RXCSR0_DROP_TODS, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags) && !rt2x00dev->intf_ap_count); rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); rt2x00mmio_register_write(rt2x00dev, RXCSR0, reg); diff --git a/drivers/net/wireless/ralink/rt2x00/rt2500pci.c b/drivers/net/wireless/ralink/rt2x00/rt2500pci.c index 1a6740b..2553cdd 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2500pci.c @@ -274,8 +274,10 @@ static void rt2500pci_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_PLCPFAIL)); rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, !(filter_flags & FIF_CONTROL)); - rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, 1); + rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field32(®, RXCSR0_DROP_TODS, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags) && !rt2x00dev->intf_ap_count); rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); rt2x00_set_field32(®, RXCSR0_DROP_MCAST, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2500usb.c b/drivers/net/wireless/ralink/rt2x00/rt2500usb.c index d26018f..2d64611 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2500usb.c @@ -437,8 +437,10 @@ static void rt2500usb_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_PLCPFAIL)); rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, !(filter_flags & FIF_CONTROL)); - rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, 1); + rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags) && !rt2x00dev->intf_ap_count); rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 1); rt2x00_set_field16(®, TXRX_CSR2_DROP_MULTICAST, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index 9733b31..a26afca 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -1490,7 +1490,8 @@ void rt2800_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_FCSFAIL)); rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PHY_ERROR, !(filter_flags & FIF_PLCPFAIL)); - rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_TO_ME, 1); + rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0); rt2x00_set_field32(®, RX_FILTER_CFG_DROP_VER_ERROR, 1); rt2x00_set_field32(®, RX_FILTER_CFG_DROP_MULTICAST, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h index 3282ddb..2642714 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h @@ -669,6 +669,7 @@ enum rt2x00_state_flags { CONFIG_POWERSAVING, CONFIG_HT_DISABLED, CONFIG_QOS_DISABLED, + CONFIG_MONITORING, /* * Mark we currently are sequentially reading TX_STA_FIFO register diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00config.c b/drivers/net/wireless/ralink/rt2x00/rt2x00config.c index 7e8bb11..6a1f508 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00config.c @@ -277,6 +277,11 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, else clear_bit(CONFIG_POWERSAVING, &rt2x00dev->flags); + if (conf->flags & IEEE80211_CONF_MONITOR) + set_bit(CONFIG_MONITORING, &rt2x00dev->flags); + else + clear_bit(CONFIG_MONITORING, &rt2x00dev->flags); + rt2x00dev->curr_band = conf->chandef.chan->band; rt2x00dev->curr_freq = conf->chandef.chan->center_freq; rt2x00dev->tx_power = conf->power_level; diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c index 3c26ee6..13da95a 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c @@ -385,11 +385,6 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw, *total_flags |= FIF_PSPOLL; } - /* - * Check if there is any work left for us. - */ - if (rt2x00dev->packet_filter == *total_flags) - return; rt2x00dev->packet_filter = *total_flags; rt2x00dev->ops->lib->config_filter(rt2x00dev, *total_flags); diff --git a/drivers/net/wireless/ralink/rt2x00/rt61pci.c b/drivers/net/wireless/ralink/rt2x00/rt61pci.c index c0e730e..24a3436 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt61pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt61pci.c @@ -530,8 +530,10 @@ static void rt61pci_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_PLCPFAIL)); rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, !(filter_flags & (FIF_CONTROL | FIF_PSPOLL))); - rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, 1); + rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags) && !rt2x00dev->intf_ap_count); rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, diff --git a/drivers/net/wireless/ralink/rt2x00/rt73usb.c b/drivers/net/wireless/ralink/rt2x00/rt73usb.c index 7081e13..7bbc869 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt73usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt73usb.c @@ -480,8 +480,10 @@ static void rt73usb_config_filter(struct rt2x00_dev *rt2x00dev, !(filter_flags & FIF_PLCPFAIL)); rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, !(filter_flags & (FIF_CONTROL | FIF_PSPOLL))); - rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, 1); + rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, + !test_bit(CONFIG_MONITORING, &rt2x00dev->flags) && !rt2x00dev->intf_ap_count); rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, diff --git a/drivers/net/wireless/realtek/rtlwifi/regd.c b/drivers/net/wireless/realtek/rtlwifi/regd.c index a62bf0a..5be3411 100644 --- a/drivers/net/wireless/realtek/rtlwifi/regd.c +++ b/drivers/net/wireless/realtek/rtlwifi/regd.c @@ -351,7 +351,6 @@ static const struct ieee80211_regdomain *_rtl_regdomain_select( case COUNTRY_CODE_SPAIN: case COUNTRY_CODE_FRANCE: case COUNTRY_CODE_ISRAEL: - case COUNTRY_CODE_WORLD_WIDE_13: return &rtl_regdom_12_13; case COUNTRY_CODE_MKK: case COUNTRY_CODE_MKK1: @@ -360,6 +359,7 @@ static const struct ieee80211_regdomain *_rtl_regdomain_select( return &rtl_regdom_14_60_64; case COUNTRY_CODE_GLOBAL_DOMAIN: return &rtl_regdom_14; + case COUNTRY_CODE_WORLD_WIDE_13: case COUNTRY_CODE_WORLD_WIDE_13_5G_ALL: return &rtl_regdom_12_13_5g_all; default: diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index d6abf19..96ccd4e 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -364,6 +364,7 @@ static void xennet_tx_buf_gc(struct netfront_queue *queue) RING_IDX cons, prod; unsigned short id; struct sk_buff *skb; + bool more_to_do; BUG_ON(!netif_carrier_ok(queue->info->netdev)); @@ -398,18 +399,8 @@ static void xennet_tx_buf_gc(struct netfront_queue *queue) queue->tx.rsp_cons = prod; - /* - * Set a new event, then check for race with update of tx_cons. - * Note that it is essential to schedule a callback, no matter - * how few buffers are pending. Even if there is space in the - * transmit ring, higher layers may be blocked because too much - * data is outstanding: in such cases notification from Xen is - * likely to be the only kick that we'll get. - */ - queue->tx.sring->rsp_event = - prod + ((queue->tx.sring->req_prod - prod) >> 1) + 1; - mb(); /* update shared area */ - } while ((cons == prod) && (prod != queue->tx.sring->rsp_prod)); + RING_FINAL_CHECK_FOR_RESPONSES(&queue->tx, more_to_do); + } while (more_to_do); xennet_maybe_wake_tx(queue); } diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 8ebfcaa..9edf7eb 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1277,10 +1277,12 @@ static ssize_t mode_show(struct device *dev, device_lock(dev); claim = ndns->claim; - if (pmem_should_map_pages(dev) || (claim && is_nd_pfn(claim))) - mode = "memory"; - else if (claim && is_nd_btt(claim)) + if (claim && is_nd_btt(claim)) mode = "safe"; + else if (claim && is_nd_pfn(claim)) + mode = "memory"; + else if (!claim && pmem_should_map_pages(dev)) + mode = "memory"; else mode = "raw"; rc = sprintf(buf, "%s\n", mode); diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index 0cc9048b..ae81a2f 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -301,10 +301,8 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn) switch (le32_to_cpu(pfn_sb->mode)) { case PFN_MODE_RAM: - break; case PFN_MODE_PMEM: - /* TODO: allocate from PMEM support */ - return -ENOTTY; + break; default: return -ENXIO; } diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 86829f8..5648317 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -143,11 +143,31 @@ int of_mdio_parse_addr(struct device *dev, const struct device_node *np) } EXPORT_SYMBOL(of_mdio_parse_addr); +/* The following is a list of PHY compatible strings which appear in + * some DTBs. The compatible string is never matched against a PHY + * driver, so is pointless. We only expect devices which are not PHYs + * to have a compatible string, so they can be matched to an MDIO + * driver. Encourage users to upgrade their DT blobs to remove these. + */ +static const struct of_device_id whitelist_phys[] = { + { .compatible = "brcm,40nm-ephy" }, + { .compatible = "marvell,88E1111", }, + { .compatible = "marvell,88e1116", }, + { .compatible = "marvell,88e1118", }, + { .compatible = "marvell,88e1149r", }, + { .compatible = "marvell,88e1310", }, + { .compatible = "marvell,88E1510", }, + { .compatible = "marvell,88E1514", }, + { .compatible = "moxa,moxart-rtl8201cp", }, + {} +}; + /* * Return true if the child node is for a phy. It must either: * o Compatible string of "ethernet-phy-idX.X" * o Compatible string of "ethernet-phy-ieee802.3-c45" * o Compatible string of "ethernet-phy-ieee802.3-c22" + * o In the white list above (and issue a warning) * o No compatibility string * * A device which is not a phy is expected to have a compatible string @@ -166,6 +186,13 @@ static bool of_mdiobus_child_is_phy(struct device_node *child) if (of_device_is_compatible(child, "ethernet-phy-ieee802.3-c22")) return true; + if (of_match_node(whitelist_phys, child)) { + pr_warn(FW_WARN + "%s: Whitelisted compatible string. Please remove\n", + child->full_name); + return true; + } + if (!of_find_property(child, "compatible", NULL)) return true; @@ -256,11 +283,19 @@ static int of_phy_match(struct device *dev, void *phy_np) struct phy_device *of_phy_find_device(struct device_node *phy_np) { struct device *d; + struct mdio_device *mdiodev; + if (!phy_np) return NULL; d = bus_find_device(&mdio_bus_type, NULL, phy_np, of_phy_match); - return d ? to_phy_device(d) : NULL; + if (d) { + mdiodev = to_mdio_device(d); + if (mdiodev->flags & MDIO_DEVICE_FLAG_PHY) + return to_phy_device(d); + } + + return NULL; } EXPORT_SYMBOL(of_phy_find_device); diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c index 934c139..ee4f183 100644 --- a/drivers/ptp/ptp_ixp46x.c +++ b/drivers/ptp/ptp_ixp46x.c @@ -178,7 +178,6 @@ static int ptp_ixp_adjtime(struct ptp_clock_info *ptp, s64 delta) static int ptp_ixp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) { u64 ns; - u32 remainder; unsigned long flags; struct ixp_clock *ixp_clock = container_of(ptp, struct ixp_clock, caps); struct ixp46x_ts_regs *regs = ixp_clock->regs; @@ -189,8 +188,7 @@ static int ptp_ixp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) spin_unlock_irqrestore(®ister_lock, flags); - ts->tv_sec = div_u64_rem(ns, 1000000000, &remainder); - ts->tv_nsec = remainder; + *ts = ns_to_timespec64(ns); return 0; } @@ -202,8 +200,7 @@ static int ptp_ixp_settime(struct ptp_clock_info *ptp, struct ixp_clock *ixp_clock = container_of(ptp, struct ixp_clock, caps); struct ixp46x_ts_regs *regs = ixp_clock->regs; - ns = ts->tv_sec * 1000000000ULL; - ns += ts->tv_nsec; + ns = timespec64_to_ns(ts); spin_lock_irqsave(®ister_lock, flags); diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index cde5ff7..d1a7507 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -613,9 +613,10 @@ out: return err; } -static int ssb_bus_register(struct ssb_bus *bus, - ssb_invariants_func_t get_invariants, - unsigned long baseaddr) +static int __maybe_unused +ssb_bus_register(struct ssb_bus *bus, + ssb_invariants_func_t get_invariants, + unsigned long baseaddr) { int err; diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c index 79ac192..70b8f4f 100644 --- a/drivers/staging/panel/panel.c +++ b/drivers/staging/panel/panel.c @@ -825,8 +825,7 @@ static void lcd_write_cmd_s(int cmd) lcd_send_serial(0x1F); /* R/W=W, RS=0 */ lcd_send_serial(cmd & 0x0F); lcd_send_serial((cmd >> 4) & 0x0F); - /* the shortest command takes at least 40 us */ - usleep_range(40, 100); + udelay(40); /* the shortest command takes at least 40 us */ spin_unlock_irq(&pprt_lock); } @@ -837,8 +836,7 @@ static void lcd_write_data_s(int data) lcd_send_serial(0x5F); /* R/W=W, RS=1 */ lcd_send_serial(data & 0x0F); lcd_send_serial((data >> 4) & 0x0F); - /* the shortest data takes at least 40 us */ - usleep_range(40, 100); + udelay(40); /* the shortest data takes at least 40 us */ spin_unlock_irq(&pprt_lock); } @@ -848,20 +846,19 @@ static void lcd_write_cmd_p8(int cmd) spin_lock_irq(&pprt_lock); /* present the data to the data port */ w_dtr(pprt, cmd); - /* maintain the data during 20 us before the strobe */ - usleep_range(20, 100); + udelay(20); /* maintain the data during 20 us before the strobe */ bits.e = BIT_SET; bits.rs = BIT_CLR; bits.rw = BIT_CLR; set_ctrl_bits(); - usleep_range(40, 100); /* maintain the strobe during 40 us */ + udelay(40); /* maintain the strobe during 40 us */ bits.e = BIT_CLR; set_ctrl_bits(); - usleep_range(120, 500); /* the shortest command takes at least 120 us */ + udelay(120); /* the shortest command takes at least 120 us */ spin_unlock_irq(&pprt_lock); } @@ -871,20 +868,19 @@ static void lcd_write_data_p8(int data) spin_lock_irq(&pprt_lock); /* present the data to the data port */ w_dtr(pprt, data); - /* maintain the data during 20 us before the strobe */ - usleep_range(20, 100); + udelay(20); /* maintain the data during 20 us before the strobe */ bits.e = BIT_SET; bits.rs = BIT_SET; bits.rw = BIT_CLR; set_ctrl_bits(); - usleep_range(40, 100); /* maintain the strobe during 40 us */ + udelay(40); /* maintain the strobe during 40 us */ bits.e = BIT_CLR; set_ctrl_bits(); - usleep_range(45, 100); /* the shortest data takes at least 45 us */ + udelay(45); /* the shortest data takes at least 45 us */ spin_unlock_irq(&pprt_lock); } @@ -894,7 +890,7 @@ static void lcd_write_cmd_tilcd(int cmd) spin_lock_irq(&pprt_lock); /* present the data to the control port */ w_ctr(pprt, cmd); - usleep_range(60, 120); + udelay(60); spin_unlock_irq(&pprt_lock); } @@ -904,7 +900,7 @@ static void lcd_write_data_tilcd(int data) spin_lock_irq(&pprt_lock); /* present the data to the data port */ w_dtr(pprt, data); - usleep_range(60, 120); + udelay(60); spin_unlock_irq(&pprt_lock); } @@ -947,7 +943,7 @@ static void lcd_clear_fast_s(void) lcd_send_serial(0x5F); /* R/W=W, RS=1 */ lcd_send_serial(' ' & 0x0F); lcd_send_serial((' ' >> 4) & 0x0F); - usleep_range(40, 100); /* the shortest data takes at least 40 us */ + udelay(40); /* the shortest data takes at least 40 us */ } spin_unlock_irq(&pprt_lock); @@ -971,7 +967,7 @@ static void lcd_clear_fast_p8(void) w_dtr(pprt, ' '); /* maintain the data during 20 us before the strobe */ - usleep_range(20, 100); + udelay(20); bits.e = BIT_SET; bits.rs = BIT_SET; @@ -979,13 +975,13 @@ static void lcd_clear_fast_p8(void) set_ctrl_bits(); /* maintain the strobe during 40 us */ - usleep_range(40, 100); + udelay(40); bits.e = BIT_CLR; set_ctrl_bits(); /* the shortest data takes at least 45 us */ - usleep_range(45, 100); + udelay(45); } spin_unlock_irq(&pprt_lock); @@ -1007,7 +1003,7 @@ static void lcd_clear_fast_tilcd(void) for (pos = 0; pos < lcd.height * lcd.hwidth; pos++) { /* present the data to the data port */ w_dtr(pprt, ' '); - usleep_range(60, 120); + udelay(60); } spin_unlock_irq(&pprt_lock); diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c index 63c59bc..30cf973 100644 --- a/drivers/staging/speakup/main.c +++ b/drivers/staging/speakup/main.c @@ -264,8 +264,9 @@ static struct notifier_block vt_notifier_block = { .notifier_call = vt_notifier_call, }; -static unsigned char get_attributes(u16 *pos) +static unsigned char get_attributes(struct vc_data *vc, u16 *pos) { + pos = screen_pos(vc, pos - (u16 *)vc->vc_origin, 1); return (u_char) (scr_readw(pos) >> 8); } @@ -275,7 +276,7 @@ static void speakup_date(struct vc_data *vc) spk_y = spk_cy = vc->vc_y; spk_pos = spk_cp = vc->vc_pos; spk_old_attr = spk_attr; - spk_attr = get_attributes((u_short *) spk_pos); + spk_attr = get_attributes(vc, (u_short *)spk_pos); } static void bleep(u_short val) @@ -469,8 +470,12 @@ static u16 get_char(struct vc_data *vc, u16 *pos, u_char *attribs) u16 ch = ' '; if (vc && pos) { - u16 w = scr_readw(pos); - u16 c = w & 0xff; + u16 w; + u16 c; + + pos = screen_pos(vc, pos - (u16 *)vc->vc_origin, 1); + w = scr_readw(pos); + c = w & 0xff; if (w & vc->vc_hi_font_mask) c |= 0x100; @@ -746,7 +751,7 @@ static int get_line(struct vc_data *vc) u_char tmp2; spk_old_attr = spk_attr; - spk_attr = get_attributes((u_short *) spk_pos); + spk_attr = get_attributes(vc, (u_short *)spk_pos); for (i = 0; i < vc->vc_cols; i++) { buf[i] = (u_char) get_char(vc, (u_short *) tmp, &tmp2); tmp += 2; @@ -811,7 +816,7 @@ static int say_from_to(struct vc_data *vc, u_long from, u_long to, u_short saved_punc_mask = spk_punc_mask; spk_old_attr = spk_attr; - spk_attr = get_attributes((u_short *) from); + spk_attr = get_attributes(vc, (u_short *)from); while (from < to) { buf[i++] = (char)get_char(vc, (u_short *) from, &tmp); from += 2; @@ -886,7 +891,7 @@ static int get_sentence_buf(struct vc_data *vc, int read_punc) sentmarks[bn][0] = &sentbuf[bn][0]; i = 0; spk_old_attr = spk_attr; - spk_attr = get_attributes((u_short *) start); + spk_attr = get_attributes(vc, (u_short *)start); while (start < end) { sentbuf[bn][i] = (char)get_char(vc, (u_short *) start, &tmp); @@ -1585,7 +1590,7 @@ static int count_highlight_color(struct vc_data *vc) u16 *ptr; for (ptr = start; ptr < end; ptr++) { - ch = get_attributes(ptr); + ch = get_attributes(vc, ptr); bg = (ch & 0x70) >> 4; speakup_console[vc_num]->ht.bgcount[bg]++; } diff --git a/drivers/staging/speakup/selection.c b/drivers/staging/speakup/selection.c index aa5ab6c..41ef099 100644 --- a/drivers/staging/speakup/selection.c +++ b/drivers/staging/speakup/selection.c @@ -142,7 +142,9 @@ static void __speakup_paste_selection(struct work_struct *work) struct tty_ldisc *ld; DECLARE_WAITQUEUE(wait, current); - ld = tty_ldisc_ref_wait(tty); + ld = tty_ldisc_ref(tty); + if (!ld) + goto tty_unref; tty_buffer_lock_exclusive(&vc->port); add_wait_queue(&vc->paste_wait, &wait); @@ -162,6 +164,7 @@ static void __speakup_paste_selection(struct work_struct *work) tty_buffer_unlock_exclusive(&vc->port); tty_ldisc_deref(ld); +tty_unref: tty_kref_put(tty); } diff --git a/drivers/staging/speakup/serialio.c b/drivers/staging/speakup/serialio.c index 3b5835b..a5bbb33 100644 --- a/drivers/staging/speakup/serialio.c +++ b/drivers/staging/speakup/serialio.c @@ -6,6 +6,11 @@ #include "spk_priv.h" #include "serialio.h" +#include <linux/serial_core.h> +/* WARNING: Do not change this to <linux/serial.h> without testing that + * SERIAL_PORT_DFNS does get defined to the appropriate value. */ +#include <asm/serial.h> + #ifndef SERIAL_PORT_DFNS #define SERIAL_PORT_DFNS #endif @@ -23,9 +28,15 @@ const struct old_serial_port *spk_serial_init(int index) int baud = 9600, quot = 0; unsigned int cval = 0; int cflag = CREAD | HUPCL | CLOCAL | B9600 | CS8; - const struct old_serial_port *ser = rs_table + index; + const struct old_serial_port *ser; int err; + if (index >= ARRAY_SIZE(rs_table)) { + pr_info("no port info for ttyS%d\n", index); + return NULL; + } + ser = rs_table + index; + /* Divisor, bytesize and parity */ quot = ser->baud_base / baud; cval = cflag & (CSIZE | CSTOPB); diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index d9a5fc2..b280abaa 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -269,16 +269,13 @@ static void n_tty_check_throttle(struct tty_struct *tty) static void n_tty_check_unthrottle(struct tty_struct *tty) { - if (tty->driver->type == TTY_DRIVER_TYPE_PTY && - tty->link->ldisc->ops->write_wakeup == n_tty_write_wakeup) { + if (tty->driver->type == TTY_DRIVER_TYPE_PTY) { if (chars_in_buffer(tty) > TTY_THRESHOLD_UNTHROTTLE) return; if (!tty->count) return; n_tty_kick_worker(tty); - n_tty_write_wakeup(tty->link); - if (waitqueue_active(&tty->link->write_wait)) - wake_up_interruptible_poll(&tty->link->write_wait, POLLOUT); + tty_wakeup(tty->link); return; } diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 4097f3f6..e71ec78 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1379,6 +1379,9 @@ ce4100_serial_setup(struct serial_private *priv, #define PCI_DEVICE_ID_INTEL_BSW_UART1 0x228a #define PCI_DEVICE_ID_INTEL_BSW_UART2 0x228c +#define PCI_DEVICE_ID_INTEL_BDW_UART1 0x9ce3 +#define PCI_DEVICE_ID_INTEL_BDW_UART2 0x9ce4 + #define BYT_PRV_CLK 0x800 #define BYT_PRV_CLK_EN (1 << 0) #define BYT_PRV_CLK_M_VAL_SHIFT 1 @@ -1461,11 +1464,13 @@ byt_serial_setup(struct serial_private *priv, switch (pdev->device) { case PCI_DEVICE_ID_INTEL_BYT_UART1: case PCI_DEVICE_ID_INTEL_BSW_UART1: + case PCI_DEVICE_ID_INTEL_BDW_UART1: rx_param->src_id = 3; tx_param->dst_id = 2; break; case PCI_DEVICE_ID_INTEL_BYT_UART2: case PCI_DEVICE_ID_INTEL_BSW_UART2: + case PCI_DEVICE_ID_INTEL_BDW_UART2: rx_param->src_id = 5; tx_param->dst_id = 4; break; @@ -2062,6 +2067,20 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .subdevice = PCI_ANY_ID, .setup = byt_serial_setup, }, + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_BDW_UART1, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .setup = byt_serial_setup, + }, + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_BDW_UART2, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .setup = byt_serial_setup, + }, /* * ITE */ @@ -5506,6 +5525,16 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_CLASS_COMMUNICATION_SERIAL << 8, 0xff0000, pbn_byt }, + /* Intel Broadwell */ + { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BDW_UART1, + PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_COMMUNICATION_SERIAL << 8, 0xff0000, + pbn_byt }, + { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BDW_UART2, + PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_COMMUNICATION_SERIAL << 8, 0xff0000, + pbn_byt }, + /* * Intel Quark x1000 */ diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 892c923..5cec01c 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1463,13 +1463,13 @@ static int tty_reopen(struct tty_struct *tty) { struct tty_driver *driver = tty->driver; - if (!tty->count) - return -EIO; - if (driver->type == TTY_DRIVER_TYPE_PTY && driver->subtype == PTY_TYPE_MASTER) return -EIO; + if (!tty->count) + return -EAGAIN; + if (test_bit(TTY_EXCLUSIVE, &tty->flags) && !capable(CAP_SYS_ADMIN)) return -EBUSY; @@ -2065,7 +2065,12 @@ retry_open: if (tty) { mutex_unlock(&tty_mutex); - tty_lock(tty); + retval = tty_lock_interruptible(tty); + if (retval) { + if (retval == -EINTR) + retval = -ERESTARTSYS; + goto err_unref; + } /* safe to drop the kref from tty_driver_lookup_tty() */ tty_kref_put(tty); retval = tty_reopen(tty); @@ -2083,7 +2088,11 @@ retry_open: if (IS_ERR(tty)) { retval = PTR_ERR(tty); - goto err_file; + if (retval != -EAGAIN || signal_pending(current)) + goto err_file; + tty_free_file(filp); + schedule(); + goto retry_open; } tty_add_file(tty, filp); @@ -2152,6 +2161,7 @@ retry_open: return 0; err_unlock: mutex_unlock(&tty_mutex); +err_unref: /* after locks to avoid deadlock */ if (!IS_ERR_OR_NULL(driver)) tty_driver_kref_put(driver); @@ -2649,6 +2659,28 @@ static int tiocsetd(struct tty_struct *tty, int __user *p) } /** + * tiocgetd - get line discipline + * @tty: tty device + * @p: pointer to user data + * + * Retrieves the line discipline id directly from the ldisc. + * + * Locking: waits for ldisc reference (in case the line discipline + * is changing or the tty is being hungup) + */ + +static int tiocgetd(struct tty_struct *tty, int __user *p) +{ + struct tty_ldisc *ld; + int ret; + + ld = tty_ldisc_ref_wait(tty); + ret = put_user(ld->ops->num, p); + tty_ldisc_deref(ld); + return ret; +} + +/** * send_break - performed time break * @tty: device to break on * @duration: timeout in mS @@ -2874,7 +2906,7 @@ long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case TIOCGSID: return tiocgsid(tty, real_tty, p); case TIOCGETD: - return put_user(tty->ldisc->ops->num, (int __user *)p); + return tiocgetd(tty, p); case TIOCSETD: return tiocsetd(tty, p); case TIOCVHANGUP: diff --git a/drivers/tty/tty_mutex.c b/drivers/tty/tty_mutex.c index 77703a39..d2f3c4c 100644 --- a/drivers/tty/tty_mutex.c +++ b/drivers/tty/tty_mutex.c @@ -19,6 +19,14 @@ void __lockfunc tty_lock(struct tty_struct *tty) } EXPORT_SYMBOL(tty_lock); +int tty_lock_interruptible(struct tty_struct *tty) +{ + if (WARN(tty->magic != TTY_MAGIC, "L Bad %p\n", tty)) + return -EIO; + tty_kref_get(tty); + return mutex_lock_interruptible(&tty->legacy_mutex); +} + void __lockfunc tty_unlock(struct tty_struct *tty) { if (WARN(tty->magic != TTY_MAGIC, "U Bad %p\n", tty)) diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index e7cbc44..bd51bdd 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -4250,6 +4250,7 @@ unsigned short *screen_pos(struct vc_data *vc, int w_offset, int viewed) { return screenpos(vc, 2 * w_offset, viewed); } +EXPORT_SYMBOL_GPL(screen_pos); void getconsxy(struct vc_data *vc, unsigned char *p) { diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 26ca4f9..fa4e239 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -428,7 +428,8 @@ static void acm_read_bulk_callback(struct urb *urb) set_bit(rb->index, &acm->read_urbs_free); dev_dbg(&acm->data->dev, "%s - non-zero urb status: %d\n", __func__, status); - return; + if ((status != -ENOENT) || (urb->actual_length == 0)) + return; } usb_mark_last_busy(acm->dev); @@ -1404,6 +1405,8 @@ made_compressed_probe: usb_sndbulkpipe(usb_dev, epwrite->bEndpointAddress), NULL, acm->writesize, acm_write_bulk, snd); snd->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + if (quirks & SEND_ZERO_PACKET) + snd->urb->transfer_flags |= URB_ZERO_PACKET; snd->instance = acm; } @@ -1838,6 +1841,11 @@ static const struct usb_device_id acm_ids[] = { }, #endif + /*Samsung phone in firmware update mode */ + { USB_DEVICE(0x04e8, 0x685d), + .driver_info = IGNORE_DEVICE, + }, + /* Exclude Infineon Flash Loader utility */ { USB_DEVICE(0x058b, 0x0041), .driver_info = IGNORE_DEVICE, @@ -1861,6 +1869,10 @@ static const struct usb_device_id acm_ids[] = { { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, USB_CDC_ACM_PROTO_AT_CDMA) }, + { USB_DEVICE(0x1519, 0x0452), /* Intel 7260 modem */ + .driver_info = SEND_ZERO_PACKET, + }, + { } }; diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index dd9af38..ccfaba9 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -134,3 +134,4 @@ struct acm { #define IGNORE_DEVICE BIT(5) #define QUIRK_CONTROL_LINE_STATE BIT(6) #define CLEAR_HALT_CONDITIONS BIT(7) +#define SEND_ZERO_PACKET BIT(8) diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 51b43691..350dcd9 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -5401,7 +5401,6 @@ static int usb_reset_and_verify_device(struct usb_device *udev) } bos = udev->bos; - udev->bos = NULL; for (i = 0; i < SET_CONFIG_TRIES; ++i) { @@ -5494,8 +5493,11 @@ done: usb_set_usb2_hardware_lpm(udev, 1); usb_unlocked_enable_lpm(udev); usb_enable_ltm(udev); - usb_release_bos_descriptor(udev); - udev->bos = bos; + /* release the new BOS descriptor allocated by hub_port_init() */ + if (udev->bos != bos) { + usb_release_bos_descriptor(udev); + udev->bos = bos; + } return 0; re_enumerate: diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 9b90ad7..987813b 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -99,6 +99,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x81AC) }, /* MSD Dash Hawk */ { USB_DEVICE(0x10C4, 0x81AD) }, /* INSYS USB Modem */ { USB_DEVICE(0x10C4, 0x81C8) }, /* Lipowsky Industrie Elektronik GmbH, Baby-JTAG */ + { USB_DEVICE(0x10C4, 0x81D7) }, /* IAI Corp. RCB-CV-USB USB to RS485 Adaptor */ { USB_DEVICE(0x10C4, 0x81E2) }, /* Lipowsky Industrie Elektronik GmbH, Baby-LIN */ { USB_DEVICE(0x10C4, 0x81E7) }, /* Aerocomm Radio */ { USB_DEVICE(0x10C4, 0x81E8) }, /* Zephyr Bioharness */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index a5a0376..8c660ae 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -824,6 +824,7 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) }, + { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) }, { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) }, /* Papouch devices based on FTDI chip */ diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 67c6d44..a84df25 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -615,6 +615,7 @@ */ #define RATOC_VENDOR_ID 0x0584 #define RATOC_PRODUCT_ID_USB60F 0xb020 +#define RATOC_PRODUCT_ID_SCU18 0xb03a /* * Infineon Technologies diff --git a/drivers/usb/serial/mxu11x0.c b/drivers/usb/serial/mxu11x0.c index e3c3f57c..6196073 100644 --- a/drivers/usb/serial/mxu11x0.c +++ b/drivers/usb/serial/mxu11x0.c @@ -368,6 +368,16 @@ static int mxu1_port_probe(struct usb_serial_port *port) return 0; } +static int mxu1_port_remove(struct usb_serial_port *port) +{ + struct mxu1_port *mxport; + + mxport = usb_get_serial_port_data(port); + kfree(mxport); + + return 0; +} + static int mxu1_startup(struct usb_serial *serial) { struct mxu1_device *mxdev; @@ -427,6 +437,14 @@ err_free_mxdev: return err; } +static void mxu1_release(struct usb_serial *serial) +{ + struct mxu1_device *mxdev; + + mxdev = usb_get_serial_data(serial); + kfree(mxdev); +} + static int mxu1_write_byte(struct usb_serial_port *port, u32 addr, u8 mask, u8 byte) { @@ -957,7 +975,9 @@ static struct usb_serial_driver mxu11x0_device = { .id_table = mxu1_idtable, .num_ports = 1, .port_probe = mxu1_port_probe, + .port_remove = mxu1_port_remove, .attach = mxu1_startup, + .release = mxu1_release, .open = mxu1_open, .close = mxu1_close, .ioctl = mxu1_ioctl, diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index f228060..db86e51 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -268,6 +268,8 @@ static void option_instat_callback(struct urb *urb); #define TELIT_PRODUCT_CC864_SINGLE 0x1006 #define TELIT_PRODUCT_DE910_DUAL 0x1010 #define TELIT_PRODUCT_UE910_V2 0x1012 +#define TELIT_PRODUCT_LE922_USBCFG0 0x1042 +#define TELIT_PRODUCT_LE922_USBCFG3 0x1043 #define TELIT_PRODUCT_LE920 0x1200 #define TELIT_PRODUCT_LE910 0x1201 @@ -615,6 +617,16 @@ static const struct option_blacklist_info telit_le920_blacklist = { .reserved = BIT(1) | BIT(5), }; +static const struct option_blacklist_info telit_le922_blacklist_usbcfg0 = { + .sendsetup = BIT(2), + .reserved = BIT(0) | BIT(1) | BIT(3), +}; + +static const struct option_blacklist_info telit_le922_blacklist_usbcfg3 = { + .sendsetup = BIT(0), + .reserved = BIT(1) | BIT(2) | BIT(3), +}; + static const struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, @@ -1160,6 +1172,10 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_SINGLE) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_DE910_DUAL) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UE910_V2) }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG0), + .driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg0 }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG3), + .driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE910), .driver_info = (kernel_ulong_t)&telit_le910_blacklist }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920), @@ -1679,7 +1695,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, - { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AHXX) }, + { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AHXX, 0xff) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PLXX), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 60afb39..337a0be 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -544,6 +544,11 @@ static int treo_attach(struct usb_serial *serial) (serial->num_interrupt_in == 0)) return 0; + if (serial->num_bulk_in < 2 || serial->num_interrupt_in < 2) { + dev_err(&serial->interface->dev, "missing endpoints\n"); + return -ENODEV; + } + /* * It appears that Treos and Kyoceras want to use the * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint, @@ -597,8 +602,10 @@ static int clie_5_attach(struct usb_serial *serial) */ /* some sanity check */ - if (serial->num_ports < 2) - return -1; + if (serial->num_bulk_out < 2) { + dev_err(&serial->interface->dev, "missing bulk out endpoints\n"); + return -ENODEV; + } /* port 0 now uses the modified endpoint Address */ port = serial->port[0]; |