Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux

Merging 4.10-rc3 so that the cryptodev tree builds on ARM64.

19 files changed, 62 insertions, 191 deletions

diff --git a/include/asm-generic/asm-prototypes.h b/include/asm-generic/asm-prototypes.h
index df13637e4017..939869c772b1 100644
--- a/include/asm-generic/asm-prototypes.h
+++ b/include/asm-generic/asm-prototypes.h
@@ -1,7 +1,13 @@
 #include <linux/bitops.h>
+#undef __memset
 extern void *__memset(void *, int, __kernel_size_t);
+#undef __memcpy
 extern void *__memcpy(void *, const void *, __kernel_size_t);
+#undef __memmove
 extern void *__memmove(void *, const void *, __kernel_size_t);
+#undef memset
 extern void *memset(void *, int, __kernel_size_t);
+#undef memcpy
 extern void *memcpy(void *, const void *, __kernel_size_t);
+#undef memmove
 extern void *memmove(void *, const void *, __kernel_size_t);
diff --git a/include/dt-bindings/mfd/tps65217.h b/include/dt-bindings/mfd/tps65217.h
deleted file mode 100644
index cafb9e60cf12..000000000000
--- a/include/dt-bindings/mfd/tps65217.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * This header provides macros for TI TPS65217 DT bindings.
- *
- * Copyright (C) 2016 Texas Instruments
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __DT_BINDINGS_TPS65217_H__
-#define __DT_BINDINGS_TPS65217_H__
-
-#define TPS65217_IRQ_USB	0
-#define TPS65217_IRQ_AC		1
-#define TPS65217_IRQ_PB		2
-
-#endif
diff --git a/include/linux/dax.h b/include/linux/dax.h
index f97bcfe79472..24ad71173995 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -41,6 +41,9 @@ ssize_t dax_iomap_rw(struct kiocb *iocb, struct iov_iter *iter,
 int dax_iomap_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
 			struct iomap_ops *ops);
 int dax_delete_mapping_entry(struct address_space *mapping, pgoff_t index);
+int dax_invalidate_mapping_entry(struct address_space *mapping, pgoff_t index);
+int dax_invalidate_mapping_entry_sync(struct address_space *mapping,
+				      pgoff_t index);
 void dax_wake_mapping_entry_waiter(struct address_space *mapping,
 		pgoff_t index, void *entry, bool wake_all);
 
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 702314253797..a0934e6c9bab 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -610,7 +610,6 @@ bool bpf_helper_changes_pkt_data(void *func);
 struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
 				       const struct bpf_insn *patch, u32 len);
 void bpf_warn_invalid_xdp_action(u32 act);
-void bpf_warn_invalid_xdp_buffer(void);
 
 #ifdef CONFIG_BPF_JIT
 extern int bpf_jit_enable;
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 0cf34d6cc253..487246546ebe 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -323,8 +323,6 @@ extern void fsnotify_init_mark(struct fsnotify_mark *mark, void (*free_mark)(str
 extern struct fsnotify_mark *fsnotify_find_inode_mark(struct fsnotify_group *group, struct inode *inode);
 /* find (and take a reference) to a mark associated with group and vfsmount */
 extern struct fsnotify_mark *fsnotify_find_vfsmount_mark(struct fsnotify_group *group, struct vfsmount *mnt);
-/* copy the values from old into new */
-extern void fsnotify_duplicate_mark(struct fsnotify_mark *new, struct fsnotify_mark *old);
 /* set the ignored_mask of a mark */
 extern void fsnotify_set_mark_ignored_mask_locked(struct fsnotify_mark *mark, __u32 mask);
 /* set the mask of a mark (might pin the object into memory */
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index e0341af6950e..76f39754e7b0 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -146,15 +146,6 @@ enum {
 	DISK_EVENT_EJECT_REQUEST		= 1 << 1, /* eject requested */
 };
 
-#define BLK_SCSI_MAX_CMDS	(256)
-#define BLK_SCSI_CMD_PER_LONG	(BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
-
-struct blk_scsi_cmd_filter {
-	unsigned long read_ok[BLK_SCSI_CMD_PER_LONG];
-	unsigned long write_ok[BLK_SCSI_CMD_PER_LONG];
-	struct kobject kobj;
-};
-
 struct disk_part_tbl {
 	struct rcu_head rcu_head;
 	int len;
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index 228bd44efa4c..497f2b3a5a62 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -116,6 +116,16 @@ struct st_sensor_bdu {
 };
 
 /**
+ * struct st_sensor_das - ST sensor device data alignment selection
+ * @addr: address of the register.
+ * @mask: mask to write the das flag for left alignment.
+ */
+struct st_sensor_das {
+	u8 addr;
+	u8 mask;
+};
+
+/**
  * struct st_sensor_data_ready_irq - ST sensor device data-ready interrupt
  * @addr: address of the register.
  * @mask_int1: mask to enable/disable IRQ on INT1 pin.
@@ -185,6 +195,7 @@ struct st_sensor_transfer_function {
  * @enable_axis: Enable one or more axis of the sensor.
  * @fs: Full scale register and full scale list available.
  * @bdu: Block data update register.
+ * @das: Data Alignment Selection register.
  * @drdy_irq: Data ready register of the sensor.
  * @multi_read_bit: Use or not particular bit for [I2C/SPI] multi-read.
  * @bootime: samples to discard when sensor passing from power-down to power-up.
@@ -200,6 +211,7 @@ struct st_sensor_settings {
 	struct st_sensor_axis enable_axis;
 	struct st_sensor_fullscale fs;
 	struct st_sensor_bdu bdu;
+	struct st_sensor_das das;
 	struct st_sensor_data_ready_irq drdy_irq;
 	bool multi_read_bit;
 	unsigned int bootime;
diff --git a/include/linux/mdev.h b/include/linux/mdev.h
index ec819e9a115a..b6e048e1045f 100644
--- a/include/linux/mdev.h
+++ b/include/linux/mdev.h
@@ -13,34 +13,10 @@
 #ifndef MDEV_H
 #define MDEV_H
 
-/* Parent device */
-struct parent_device {
-	struct device		*dev;
-	const struct parent_ops	*ops;
-
-	/* internal */
-	struct kref		ref;
-	struct mutex		lock;
-	struct list_head	next;
-	struct kset		*mdev_types_kset;
-	struct list_head	type_list;
-};
-
-/* Mediated device */
-struct mdev_device {
-	struct device		dev;
-	struct parent_device	*parent;
-	uuid_le			uuid;
-	void			*driver_data;
-
-	/* internal */
-	struct kref		ref;
-	struct list_head	next;
-	struct kobject		*type_kobj;
-};
+struct mdev_device;
 
 /**
- * struct parent_ops - Structure to be registered for each parent device to
+ * struct mdev_parent_ops - Structure to be registered for each parent device to
  * register the device to mdev module.
  *
  * @owner:		The module owner.
@@ -86,10 +62,9 @@ struct mdev_device {
  *			@mdev: mediated device structure
  *			@vma: vma structure
  * Parent device that support mediated device should be registered with mdev
- * module with parent_ops structure.
+ * module with mdev_parent_ops structure.
  **/
-
-struct parent_ops {
+struct mdev_parent_ops {
 	struct module   *owner;
 	const struct attribute_group **dev_attr_groups;
 	const struct attribute_group **mdev_attr_groups;
@@ -103,7 +78,7 @@ struct parent_ops {
 			size_t count, loff_t *ppos);
 	ssize_t (*write)(struct mdev_device *mdev, const char __user *buf,
 			 size_t count, loff_t *ppos);
-	ssize_t (*ioctl)(struct mdev_device *mdev, unsigned int cmd,
+	long	(*ioctl)(struct mdev_device *mdev, unsigned int cmd,
 			 unsigned long arg);
 	int	(*mmap)(struct mdev_device *mdev, struct vm_area_struct *vma);
 };
@@ -142,27 +117,22 @@ struct mdev_driver {
 };
 
 #define to_mdev_driver(drv)	container_of(drv, struct mdev_driver, driver)
-#define to_mdev_device(dev)	container_of(dev, struct mdev_device, dev)
-
-static inline void *mdev_get_drvdata(struct mdev_device *mdev)
-{
-	return mdev->driver_data;
-}
 
-static inline void mdev_set_drvdata(struct mdev_device *mdev, void *data)
-{
-	mdev->driver_data = data;
-}
+extern void *mdev_get_drvdata(struct mdev_device *mdev);
+extern void mdev_set_drvdata(struct mdev_device *mdev, void *data);
+extern uuid_le mdev_uuid(struct mdev_device *mdev);
 
 extern struct bus_type mdev_bus_type;
 
-#define dev_is_mdev(d) ((d)->bus == &mdev_bus_type)
-
 extern int  mdev_register_device(struct device *dev,
-				 const struct parent_ops *ops);
+				 const struct mdev_parent_ops *ops);
 extern void mdev_unregister_device(struct device *dev);
 
 extern int  mdev_register_driver(struct mdev_driver *drv, struct module *owner);
 extern void mdev_unregister_driver(struct mdev_driver *drv);
 
+extern struct device *mdev_parent_dev(struct mdev_device *mdev);
+extern struct device *mdev_dev(struct mdev_device *mdev);
+extern struct mdev_device *mdev_from_dev(struct device *dev);
+
 #endif /* MDEV_H */
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 93bdb3485192..6533c16e27ad 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -1384,6 +1384,8 @@ int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val);
 int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv);
 int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port,
 				      bool *vlan_offload_disabled);
+void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
+				       struct _rule_hw *eth_header);
 int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx);
 int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
 int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 9f489365b3d3..52b437431c6a 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -1071,11 +1071,6 @@ enum {
 	MLX5_INFINIBAND_PORT_COUNTERS_GROUP   = 0x20,
 };
 
-enum {
-	MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP       = 0x0,
-	MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP = 0x2,
-};
-
 static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
 {
 	if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 0ae55361e674..735b36335f29 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -123,7 +123,6 @@ enum {
 	MLX5_REG_HOST_ENDIANNESS = 0x7004,
 	MLX5_REG_MCIA		 = 0x9014,
 	MLX5_REG_MLCR		 = 0x902b,
-	MLX5_REG_MPCNT		 = 0x9051,
 };
 
 enum mlx5_dcbx_oper_mode {
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 57bec544e20a..a852e9db6f0d 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1757,80 +1757,6 @@ struct mlx5_ifc_eth_802_3_cntrs_grp_data_layout_bits {
 	u8         reserved_at_4c0[0x300];
 };
 
-struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits {
-	u8         life_time_counter_high[0x20];
-
-	u8         life_time_counter_low[0x20];
-
-	u8         rx_errors[0x20];
-
-	u8         tx_errors[0x20];
-
-	u8         l0_to_recovery_eieos[0x20];
-
-	u8         l0_to_recovery_ts[0x20];
-
-	u8         l0_to_recovery_framing[0x20];
-
-	u8         l0_to_recovery_retrain[0x20];
-
-	u8         crc_error_dllp[0x20];
-
-	u8         crc_error_tlp[0x20];
-
-	u8         reserved_at_140[0x680];
-};
-
-struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits {
-	u8         life_time_counter_high[0x20];
-
-	u8         life_time_counter_low[0x20];
-
-	u8         time_to_boot_image_start[0x20];
-
-	u8         time_to_link_image[0x20];
-
-	u8         calibration_time[0x20];
-
-	u8         time_to_first_perst[0x20];
-
-	u8         time_to_detect_state[0x20];
-
-	u8         time_to_l0[0x20];
-
-	u8         time_to_crs_en[0x20];
-
-	u8         time_to_plastic_image_start[0x20];
-
-	u8         time_to_iron_image_start[0x20];
-
-	u8         perst_handler[0x20];
-
-	u8         times_in_l1[0x20];
-
-	u8         times_in_l23[0x20];
-
-	u8         dl_down[0x20];
-
-	u8         config_cycle1usec[0x20];
-
-	u8         config_cycle2to7usec[0x20];
-
-	u8         config_cycle_8to15usec[0x20];
-
-	u8         config_cycle_16_to_63usec[0x20];
-
-	u8         config_cycle_64usec[0x20];
-
-	u8         correctable_err_msg_sent[0x20];
-
-	u8         non_fatal_err_msg_sent[0x20];
-
-	u8         fatal_err_msg_sent[0x20];
-
-	u8         reserved_at_2e0[0x4e0];
-};
-
 struct mlx5_ifc_cmd_inter_comp_event_bits {
 	u8         command_completion_vector[0x20];
 
@@ -2995,12 +2921,6 @@ union mlx5_ifc_eth_cntrs_grp_data_layout_auto_bits {
 	u8         reserved_at_0[0x7c0];
 };
 
-union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits {
-	struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits pcie_perf_cntrs_grp_data_layout;
-	struct mlx5_ifc_pcie_tas_cntrs_grp_data_layout_bits pcie_tas_cntrs_grp_data_layout;
-	u8         reserved_at_0[0x7c0];
-};
-
 union mlx5_ifc_event_auto_bits {
 	struct mlx5_ifc_comp_event_bits comp_event;
 	struct mlx5_ifc_dct_events_bits dct_events;
@@ -7320,18 +7240,6 @@ struct mlx5_ifc_ppcnt_reg_bits {
 	union mlx5_ifc_eth_cntrs_grp_data_layout_auto_bits counter_set;
 };
 
-struct mlx5_ifc_mpcnt_reg_bits {
-	u8         reserved_at_0[0x8];
-	u8         pcie_index[0x8];
-	u8         reserved_at_10[0xa];
-	u8         grp[0x6];
-
-	u8         clr[0x1];
-	u8         reserved_at_21[0x1f];
-
-	union mlx5_ifc_pcie_cntrs_grp_data_layout_auto_bits counter_set;
-};
-
 struct mlx5_ifc_ppad_reg_bits {
 	u8         reserved_at_0[0x3];
 	u8         single_mac[0x1];
@@ -7937,7 +7845,6 @@ union mlx5_ifc_ports_control_registers_document_bits {
 	struct mlx5_ifc_pmtu_reg_bits pmtu_reg;
 	struct mlx5_ifc_ppad_reg_bits ppad_reg;
 	struct mlx5_ifc_ppcnt_reg_bits ppcnt_reg;
-	struct mlx5_ifc_mpcnt_reg_bits mpcnt_reg;
 	struct mlx5_ifc_pplm_reg_bits pplm_reg;
 	struct mlx5_ifc_pplr_reg_bits pplr_reg;
 	struct mlx5_ifc_ppsc_reg_bits ppsc_reg;
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index c56b39890a41..6b5818d6de32 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -73,13 +73,13 @@
  */
 enum pageflags {
 	PG_locked,		/* Page is locked. Don't touch. */
-	PG_waiters,		/* Page has waiters, check its waitqueue */
 	PG_error,
 	PG_referenced,
 	PG_uptodate,
 	PG_dirty,
 	PG_lru,
 	PG_active,
+	PG_waiters,		/* Page has waiters, check its waitqueue. Must be bit #7 and in the same byte as "PG_locked" */
 	PG_slab,
 	PG_owner_priv_1,	/* Owner use. If pagecache, fs may use*/
 	PG_arch_1,
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 5dea8f6440e4..52bda854593b 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -306,7 +306,9 @@ void radix_tree_iter_replace(struct radix_tree_root *,
 void radix_tree_replace_slot(struct radix_tree_root *root,
 			     void **slot, void *item);
 void __radix_tree_delete_node(struct radix_tree_root *root,
-			      struct radix_tree_node *node);
+			      struct radix_tree_node *node,
+			      radix_tree_update_node_t update_node,
+			      void *private);
 void *radix_tree_delete_item(struct radix_tree_root *, unsigned long, void *);
 void *radix_tree_delete(struct radix_tree_root *, unsigned long);
 void radix_tree_clear_tags(struct radix_tree_root *root,
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 183f37c8a5e1..4ee479f2f355 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -9,7 +9,13 @@ struct device;
 struct page;
 struct scatterlist;
 
-extern int swiotlb_force;
+enum swiotlb_force {
+	SWIOTLB_NORMAL,		/* Default - depending on HW DMA mask etc. */
+	SWIOTLB_FORCE,		/* swiotlb=force */
+	SWIOTLB_NO_FORCE,	/* swiotlb=noforce */
+};
+
+extern enum swiotlb_force swiotlb_force;
 
 /*
  * Maximum allowable number of contiguous slabs to map,
@@ -108,11 +114,14 @@ swiotlb_dma_supported(struct device *hwdev, u64 mask);
 
 #ifdef CONFIG_SWIOTLB
 extern void __init swiotlb_free(void);
+unsigned int swiotlb_max_segment(void);
 #else
 static inline void swiotlb_free(void) { }
+static inline unsigned int swiotlb_max_segment(void) { return 0; }
 #endif
 
 extern void swiotlb_print_info(void);
 extern int is_swiotlb_buffer(phys_addr_t paddr);
+extern void swiotlb_set_max_segment(unsigned int);
 
 #endif /* __LINUX_SWIOTLB_H */
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index f0cf5a1b777e..0378e88f6fd3 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -110,6 +110,7 @@ struct netns_ipv4 {
 	int sysctl_tcp_orphan_retries;
 	int sysctl_tcp_fin_timeout;
 	unsigned int sysctl_tcp_notsent_lowat;
+	int sysctl_tcp_tw_reuse;
 
 	int sysctl_igmp_max_memberships;
 	int sysctl_igmp_max_msf;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 207147b4c6b2..6061963cca98 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -252,7 +252,6 @@ extern int sysctl_tcp_wmem[3];
 extern int sysctl_tcp_rmem[3];
 extern int sysctl_tcp_app_win;
 extern int sysctl_tcp_adv_win_scale;
-extern int sysctl_tcp_tw_reuse;
 extern int sysctl_tcp_frto;
 extern int sysctl_tcp_low_latency;
 extern int sysctl_tcp_nometrics_save;
diff --git a/include/trace/events/swiotlb.h b/include/trace/events/swiotlb.h
index 7ea4c5e7c448..288c0c54a2b4 100644
--- a/include/trace/events/swiotlb.h
+++ b/include/trace/events/swiotlb.h
@@ -11,16 +11,16 @@ TRACE_EVENT(swiotlb_bounced,
 	TP_PROTO(struct device *dev,
 		 dma_addr_t dev_addr,
 		 size_t size,
-		 int swiotlb_force),
+		 enum swiotlb_force swiotlb_force),
 
 	TP_ARGS(dev, dev_addr, size, swiotlb_force),
 
 	TP_STRUCT__entry(
-		__string(	dev_name,	dev_name(dev)	)
-		__field(	u64,	dma_mask		)
-		__field(	dma_addr_t,	dev_addr	)
-		__field(	size_t,	size			)
-		__field(	int,	swiotlb_force		)
+		__string(	dev_name,	dev_name(dev)		)
+		__field(	u64,	dma_mask			)
+		__field(	dma_addr_t,	dev_addr		)
+		__field(	size_t,	size				)
+		__field(	enum swiotlb_force,	swiotlb_force	)
 	),
 
 	TP_fast_assign(
@@ -37,7 +37,10 @@ TRACE_EVENT(swiotlb_bounced,
 		__entry->dma_mask,
 		(unsigned long long)__entry->dev_addr,
 		__entry->size,
-		__entry->swiotlb_force ? "swiotlb_force" : "" )
+		__print_symbolic(__entry->swiotlb_force,
+			{ SWIOTLB_NORMAL,	"NORMAL" },
+			{ SWIOTLB_FORCE,	"FORCE" },
+			{ SWIOTLB_NO_FORCE,	"NO_FORCE" }))
 );
 
 #endif /*  _TRACE_SWIOTLB_H */
diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
index acc63697a0cc..b2a31a55a612 100644
--- a/include/uapi/linux/usb/functionfs.h
+++ b/include/uapi/linux/usb/functionfs.h
@@ -93,6 +93,7 @@ struct usb_ext_prop_desc {
  * |   0 | magic     | LE32         | FUNCTIONFS_DESCRIPTORS_MAGIC_V2      |
  * |   4 | length    | LE32         | length of the whole data chunk       |
  * |   8 | flags     | LE32         | combination of functionfs_flags      |
+ * |     | eventfd   | LE32         | eventfd file descriptor              |
  * |     | fs_count  | LE32         | number of full-speed descriptors     |
  * |     | hs_count  | LE32         | number of high-speed descriptors     |
  * |     | ss_count  | LE32         | number of super-speed descriptors    |