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History log of /src/sys/dev/usb/if_upl.c
RevisionDateAuthorComments
 1.77  03-Mar-2022  riastradh branches: 1.77.8;
usbnet: Omit needless detachcv name parameter to usbnet_attach.
 1.76  03-Mar-2022  riastradh usbnet: Omit empty uno_init functions.
 1.75  03-Mar-2022  riastradh usbnet: Factor usbnet_init_rx_tx out into usbnet_if_init.

Make it private; no need for drivers to call it any more.
 1.74  03-Mar-2022  riastradh usbnet drivers: Simplify return of usbnet_init_rx_tx.
 1.73  03-Mar-2022  riastradh usbnet drivers: Omit needless isdying tests in *_uno_init.

usbnet(9) already checks this immediately before calling *_uno_init.
 1.72  03-Mar-2022  riastradh usbnet: Enter uno_init with the core lock held.

This reduces code in all drivers except urndis(4) and aue(4).

However, it's still safe for urndis to drop the core lock because the
ifnet is locked, and the ifnet lock covers the DOWN->UP (uno_init)
and UP->DOWN (uno_stop) transitions.
 1.71  15-Mar-2020  thorpej Define and implement a locking protocol for the ifmedia / mii layers:
- MP-safe drivers provide a mutex to ifmedia that is used to serialize
access to media-related structures / hardware regsiters. Converted
drivers use the new ifmedia_init_with_lock() function for this. The
new name is provided to ease the transition.
- Un-converted drivers continue to call ifmedia_init(), which will supply
a compatibility lock to be used instead. Several media-related entry
points must be aware of this compatibility lock, and are able to acquire
it recursively a limited number of times, if needed. This is a SPIN
mutex with priority IPL_NET.
- This same lock is used to serialize access to PHY registers and other
MII-related data structures.

The PHY drivers are modified to acquire and release the lock, as needed,
and assert the lock is held as a diagnostic aid.

The "usbnet" framework has had an overhaul of its internal locking
protocols to fit in with the media / mii changes, and the drivers adapted.

USB wifi drivers have been changed to provide their own adaptive mutex
to the ifmedia later via a new ieee80211_media_init_with_lock() function.
This is required because the USB drivers need an adaptive mutex.

Besised "usbnet", a few other drivers are converted: vmx, wm, ixgbe / ixv.

mcx also now calls ifmedia_init_with_lock() because it needs to also use
an adaptive mutex. The mcx driver still needs to be fully converted to
NET_MPSAFE.
 1.70  29-Jan-2020  thorpej Adopt <net/if_stats.h>.
 1.69  07-Jan-2020  maxv branches: 1.69.2;
Localify, constify.
 1.68  13-Sep-2019  msaitoh Make it compilable with UPL_DEBUG.
 1.67  27-Aug-2019  maxv Fix bug, remove {0,0} because we switched to usb_lookup().
 1.66  20-Aug-2019  mrg couple more changes to usbnet(9):

- MII read/write reg return int instead of usbd_status (requested by skrll)
- usbnet_attach_ifp(9) changes arg, two mii-specific flags are placed by a
pointer to new struct usbnet_mii. if not NULL, then attach an MII to this
interface like previous have_mii parameter. use this to allow ure(4) to
properly pass PHY location to mii_attach().

welcome netbsd 9.99.10.
 1.65  18-Aug-2019  mrg update usbnet slight:
- drivers that want to use if_input() will also set _if_input. for
now, avoid attaching a per-cpu queue for them. use if_initialize()
and if_register().
- when stopping pipes, don't give up after the first failure, but
keep the first failure error for return and keep going
- if 0 a KASSERT() in usbnet_init_rx_tx(). there's a path via
if_mcast_op() that can have the ifnet unlocked today..
- in usbnet_watchdog(), abort the pipe instead of faking tx
completion. avoids issues with devices with more than one tx
descriptor, as well as avoiding triggering usb asserts.

with these, upl(4) port to usbnet(9) now works. (would be a version
bump, but upl(4) and the unported umb(4) are the only consumers that
would care.)
 1.64  21-Jul-2019  mrg branches: 1.64.2;
remove unused structure members. this brings most <foo>_chain and
<foo>_cdata structures into being identical for usb ethernet drivers.

upl(4) and url(4) need more work.
 1.63  05-May-2019  mrg remove explicit 'extern struct cfdriver <my>_cd;' and use ioconf.h
 1.62  26-Jun-2018  msaitoh branches: 1.62.2;
Implement the BPF direction filter (BIOC[GS]DIRECTION). It provides backward
compatibility with BIOC[GS]SEESENT ioctl. The userland interface is the same
as FreeBSD.

This change also fixes a bug that the direction is misunderstand on some
environment by passing the direction to bpf_mtap*() instead of checking
m->m_pkthdr.rcvif.
 1.61  21-Jan-2018  skrll branches: 1.61.2;
PR kern/52931 Kernel panics with Atheros usb wireless interface

Audit the flags to usbd_create_xfer so that USBD_FORCE_SHORT_XFER is
supplied wherever such a transfer is setup. We can drop
USBD_SHORT_XFER_OK as it has not bearing on number of TDs
 1.60  23-Oct-2017  msaitoh If if_initialize() failed in the attach function, return.
 1.59  12-Jan-2017  maya branches: 1.59.8;
Appease coverity which is having nightmares about strings not being
null-terminated by using strlcpy rather than strncpy when it doesn't
matter.

ok christos.
 1.58  15-Dec-2016  ozaki-r Move bpf_mtap and if_ipackets++ on Rx of each driver to percpuq if_input

The benefits of the change are:
- We can reduce codes
- We can provide the same behavior between drivers
- Where/When if_ipackets is counted up
- Note that some drivers still update packet statistics in their own
way (periodical update)
- Moved bpf_mtap run in softint
- This makes it easy to MP-ify bpf

Proposed on tech-kern and tech-net
 1.57  25-Nov-2016  skrll +#include "opt_usb.h"
 1.56  07-Jul-2016  msaitoh branches: 1.56.2;
KNF. Remove extra spaces. No functional change.
 1.55  22-Jun-2016  knakahara fix: locking about IFQ_ENQUEUE and ALTQ

- If NET_MPSAFE is not defined, IFQ_LOCK is nop. Currently, that means
IFQ_ENQUEUE() of some paths such as bridge_enqueue() is called parallel
wrongly.
- If ALTQ is enabled, Tx processing should call if_transmit() (= IFQ_ENQUEUE
+ ifp->if_start()) instead of ifp->if_transmit() to call ALTQ_ENQUEUE()
and ALTQ_DEQUEUE().
Furthermore, ALTQ processing is always required KERNEL_LOCK currently.
 1.54  10-Jun-2016  ozaki-r Introduce m_set_rcvif and m_reset_rcvif

The API is used to set (or reset) a received interface of a mbuf.
They are counterpart of m_get_rcvif, which will come in another
commit, hide internal of rcvif operation, and reduce the diff of
the upcoming change.

No functional change.
 1.53  28-Apr-2016  knakahara introduce new ifnet MP-scalable sending interface "if_transmit".
 1.52  28-Apr-2016  ozaki-r Constify rtentry of if_output

We no longer need to change rtentry below if_output.

The change makes it clear where rtentries are changed (or not)
and helps forthcoming locking (os psrefing) rtentries.
 1.51  23-Apr-2016  skrll Merge nick-nhusb

- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
 1.50  20-Apr-2016  knakahara IFQ_ENQUEUE refactor (3/3) : eliminate pktattr argument from IFQ_ENQUEUE caller
 1.49  09-Feb-2016  ozaki-r Introduce softint-based if_input

This change intends to run the whole network stack in softint context
(or normal LWP), not hardware interrupt context. Note that the work is
still incomplete by this change; to that end, we also have to softint-ify
if_link_state_change (and bpf) which can still run in hardware interrupt.

This change softint-ifies at ifp->if_input that is called from
each device driver (and ieee80211_input) to ensure Layer 2 runs
in softint (e.g., ether_input and bridge_input). To this end,
we provide a framework (called percpuq) that utlizes softint(9)
and percpu ifqueues. With this patch, rxintr of most drivers just
queues received packets and schedules a softint, and the softint
dequeues packets and does rest packet processing.

To minimize changes to each driver, percpuq is allocated in struct
ifnet for now and that is initialized by default (in if_attach).
We probably have to move percpuq to softc of each driver, but it's
future work. At this point, only wm(4) has percpuq in its softc
as a reference implementation.

Additional information including performance numbers can be found
in the thread at tech-kern@ and tech-net@:
http://mail-index.netbsd.org/tech-kern/2016/01/14/msg019997.html

Acknowledgment: riastradh@ greatly helped this work.
Thank you very much!
 1.48  13-Apr-2015  riastradh Convert sys/dev to use <sys/rndsource.h>.
 1.47  10-Aug-2014  tls branches: 1.47.2; 1.47.4; 1.47.8;
Merge tls-earlyentropy branch into HEAD.
 1.46  05-Jun-2014  rmind - Implement pktqueue interface for lockless IP input queue.
- Replace ipintrq and ip6intrq with the pktqueue mechanism.
- Eliminate kernel-lock from ipintr() and ip6intr().
- Some preparation work to push softnet_lock out of ipintr().

Discussed on tech-net.
 1.45  15-May-2014  msaitoh Save a NETISR_* value in a variable and call schednetisr() after enqueue
a packet for readability and future modification.
 1.44  05-Jan-2013  christos branches: 1.44.2; 1.44.10;
- need opt_usb.h if depending on USB_DEBUG
- remove trailing whitespace
- add missing KERNEL_RCSID
 1.43  27-Dec-2012  skrll Consistent/Correct error message from failing usbd_set_config.

Use aprint_error_dev.
 1.42  02-Feb-2012  tls branches: 1.42.6;
Entropy-pool implementation move and cleanup.

1) Move core entropy-pool code and source/sink/sample management code
to sys/kern from sys/dev.

2) Remove use of NRND as test for presence of entropy-pool code throughout
source tree.

3) Remove use of RND_ENABLED in device drivers as microoptimization to
avoid expensive operations on disabled entropy sources; make the
rnd_add calls do this directly so all callers benefit.

4) Fix bug in recent rnd_add_data()/rnd_add_uint32() changes that might
have lead to slight entropy overestimation for some sources.

5) Add new source types for environmental sensors, power sensors, VM
system events, and skew between clocks, with a sample implementation
for each.

ok releng to go in before the branch due to the difficulty of later
pullup (widespread #ifdef removal and moved files). Tested with release
builds on amd64 and evbarm and live testing on amd64.
 1.41  23-Dec-2011  jakllsch Revert previous due to active usbmp branch(es).
 1.40  22-Dec-2011  jakllsch Adjust-away inconsistent and trailing whitespace.
 1.39  19-Nov-2011  tls branches: 1.39.2;
First step of random number subsystem rework described in
<20111022023242.BA26F14A158@mail.netbsd.org>. This change includes
the following:

An initial cleanup and minor reorganization of the entropy pool
code in sys/dev/rnd.c and sys/dev/rndpool.c. Several bugs are
fixed. Some effort is made to accumulate entropy more quickly at
boot time.

A generic interface, "rndsink", is added, for stream generators to
request that they be re-keyed with good quality entropy from the pool
as soon as it is available.

The arc4random()/arc4randbytes() implementation in libkern is
adjusted to use the rndsink interface for rekeying, which helps
address the problem of low-quality keys at boot time.

An implementation of the FIPS 140-2 statistical tests for random
number generator quality is provided (libkern/rngtest.c). This
is based on Greg Rose's implementation from Qualcomm.

A new random stream generator, nist_ctr_drbg, is provided. It is
based on an implementation of the NIST SP800-90 CTR_DRBG by
Henric Jungheim. This generator users AES in a modified counter
mode to generate a backtracking-resistant random stream.

An abstraction layer, "cprng", is provided for in-kernel consumers
of randomness. The arc4random/arc4randbytes API is deprecated for
in-kernel use. It is replaced by "cprng_strong". The current
cprng_fast implementation wraps the existing arc4random
implementation. The current cprng_strong implementation wraps the
new CTR_DRBG implementation. Both interfaces are rekeyed from
the entropy pool automatically at intervals justifiable from best
current cryptographic practice.

In some quick tests, cprng_fast() is about the same speed as
the old arc4randbytes(), and cprng_strong() is about 20% faster
than rnd_extract_data(). Performance is expected to improve.

The AES code in src/crypto/rijndael is no longer an optional
kernel component, as it is required by cprng_strong, which is
not an optional kernel component.

The entropy pool output is subjected to the rngtest tests at
startup time; if it fails, the system will reboot. There is
approximately a 3/10000 chance of a false positive from these
tests. Entropy pool _input_ from hardware random numbers is
subjected to the rngtest tests at attach time, as well as the
FIPS continuous-output test, to detect bad or stuck hardware
RNGs; if any are detected, they are detached, but the system
continues to run.

A problem with rndctl(8) is fixed -- datastructures with
pointers in arrays are no longer passed to userspace (this
was not a security problem, but rather a major issue for
compat32). A new kernel will require a new rndctl.

The sysctl kern.arandom() and kern.urandom() nodes are hooked
up to the new generators, but the /dev/*random pseudodevices
are not, yet.

Manual pages for the new kernel interfaces are forthcoming.
 1.38  03-Nov-2010  dyoung branches: 1.38.8;
Stop using the compatibility macros USB_ATTACH(), USB_DETACH(),
USB_MATCH(), et cetera. These files produce the same assembly
(according to objdump -d) before and after the change, except for
if_cue.c where two adjacent instructions inexplicably change order.
 1.37  05-Apr-2010  joerg Push the bpf_ops usage back into bpf.h. Push the common ifp->if_bpf
check into the inline functions as well the fourth argument for
bpf_attach.
 1.36  19-Jan-2010  pooka branches: 1.36.2; 1.36.4;
Redefine bpf linkage through an always present op vector, i.e.
#if NBPFILTER is no longer required in the client. This change
doesn't yet add support for loading bpf as a module, since drivers
can register before bpf is attached. However, callers of bpf can
now be modularized.

Dynamically loadable bpf could probably be done fairly easily with
coordination from the stub driver and the real driver by registering
attachments in the stub before the real driver is loaded and doing
a handoff. ... and I'm not going to ponder the depths of unload
here.

Tested with i386/MONOLITHIC, modified MONOLITHIC without bpf and rump.
 1.35  06-Dec-2009  dyoung Simplify several device-activation hooks.
 1.34  23-Sep-2009  plunky fix up USB drivers printing of autoconf information

1. expand the USB_ATTACH_SETUP macro (requested by jmcneill)

2. reorder the attach function so that the first thing it does is print
newlines.

3. after this, we can call usbd_devinfo_alloc(), which polls the device
allowing a context switch, and aprint_normal() the device information.

this avoids problems where autoconf messages are getting mixed up.
 1.33  07-Nov-2008  dyoung *** Summary ***

When a link-layer address changes (e.g., ifconfig ex0 link
02:de:ad:be:ef:02 active), send a gratuitous ARP and/or a Neighbor
Advertisement to update the network-/link-layer address bindings
on our LAN peers.

Refuse a change of ethernet address to the address 00:00:00:00:00:00
or to any multicast/broadcast address. (Thanks matt@.)

Reorder ifnet ioctl operations so that driver ioctls may inherit
the functions of their "class"---ether_ioctl(), fddi_ioctl(), et
cetera---and the class ioctls may inherit from the generic ioctl,
ifioctl_common(), but both driver- and class-ioctls may override
the generic behavior. Make network drivers share more code.

Distinguish a "factory" link-layer address from others for the
purposes of both protecting that address from deletion and computing
EUI64.

Return consistent, appropriate error codes from network drivers.

Improve readability. KNF.

*** Details ***

In if_attach(), always initialize the interface ioctl routine,
ifnet->if_ioctl, if the driver has not already initialized it.
Delete if_ioctl == NULL tests everywhere else, because it cannot
happen.

In the ioctl routines of network interfaces, inherit common ioctl
behaviors by calling either ifioctl_common() or whichever ioctl
routine is appropriate for the class of interface---e.g., ether_ioctl()
for ethernets.

Stop (ab)using SIOCSIFADDR and start to use SIOCINITIFADDR. In
the user->kernel interface, SIOCSIFADDR's argument was an ifreq,
but on the protocol->ifnet interface, SIOCSIFADDR's argument was
an ifaddr. That was confusing, and it would work against me as I
make it possible for a network interface to overload most ioctls.
On the protocol->ifnet interface, replace SIOCSIFADDR with
SIOCINITIFADDR. In ifioctl(), return EPERM if userland tries to
invoke SIOCINITIFADDR.

In ifioctl(), give the interface the first shot at handling most
interface ioctls, and give the protocol the second shot, instead
of the other way around. Finally, let compatibility code (COMPAT_OSOCK)
take a shot.

Pull device initialization out of switch statements under
SIOCINITIFADDR. For example, pull ..._init() out of any switch
statement that looks like this:

switch (...->sa_family) {
case ...:
..._init();
...
break;
...
default:
..._init();
...
break;
}

Rewrite many if-else clauses that handle all permutations of IFF_UP
and IFF_RUNNING to use a switch statement,

switch (x & (IFF_UP|IFF_RUNNING)) {
case 0:
...
break;
case IFF_RUNNING:
...
break;
case IFF_UP:
...
break;
case IFF_UP|IFF_RUNNING:
...
break;
}

unifdef lots of code containing #ifdef FreeBSD, #ifdef NetBSD, and
#ifdef SIOCSIFMTU, especially in fwip(4) and in ndis(4).

In ipw(4), remove an if_set_sadl() call that is out of place.

In nfe(4), reuse the jumbo MTU logic in ether_ioctl().

Let ethernets register a callback for setting h/w state such as
promiscuous mode and the multicast filter in accord with a change
in the if_flags: ether_set_ifflags_cb() registers a callback that
returns ENETRESET if the caller should reset the ethernet by calling
if_init(), 0 on success, != 0 on failure. Pull common code from
ex(4), gem(4), nfe(4), sip(4), tlp(4), vge(4) into ether_ioctl(),
and register if_flags callbacks for those drivers.

Return ENOTTY instead of EINVAL for inappropriate ioctls. In
zyd(4), use ENXIO instead of ENOTTY to indicate that the device is
not any longer attached.

Add to if_set_sadl() a boolean 'factory' argument that indicates
whether a link-layer address was assigned by the factory or some
other source. In a comment, recommend using the factory address
for generating an EUI64, and update in6_get_hw_ifid() to prefer a
factory address to any other link-layer address.

Add a routing message, RTM_LLINFO_UPD, that tells protocols to
update the binding of network-layer addresses to link-layer addresses.
Implement this message in IPv4 and IPv6 by sending a gratuitous
ARP or a neighbor advertisement, respectively. Generate RTM_LLINFO_UPD
messages on a change of an interface's link-layer address.

In ether_ioctl(), do not let SIOCALIFADDR set a link-layer address
that is broadcast/multicast or equal to 00:00:00:00:00:00.

Make ether_ioctl() call ifioctl_common() to handle ioctls that it
does not understand.

In gif(4), initialize if_softc and use it, instead of assuming that
the gif_softc and ifp overlap.

Let ifioctl_common() handle SIOCGIFADDR.

Sprinkle rtcache_invariants(), which checks on DIAGNOSTIC kernels
that certain invariants on a struct route are satisfied.

In agr(4), rewrite agr_ioctl_filter() to be a bit more explicit
about the ioctls that we do not allow on an agr(4) member interface.

bzero -> memset. Delete unnecessary casts to void *. Use
sockaddr_in_init() and sockaddr_in6_init(). Compare pointers with
NULL instead of "testing truth". Replace some instances of (type
*)0 with NULL. Change some K&R prototypes to ANSI C, and join
lines.
 1.32  24-May-2008  cube branches: 1.32.4; 1.32.6;
Split device_t and softc for all USB device drivers, and related cosmetic
changes.

Matthias Drochner kindly reviewed this patch, and tested ums, ubt, uaudio
and ral. I tested umass myself.
 1.31  28-Apr-2008  martin branches: 1.31.2;
Remove clause 3 and 4 from TNF licenses
 1.30  07-Feb-2008  dyoung branches: 1.30.6; 1.30.8; 1.30.10;
Start patching up the kernel so that a network driver always has
the opportunity to handle an ioctl before generic ifioctl handling
occurs. This will ease extending the kernel and sharing of code
between drivers.

First steps: Make the signature of ifioctl_common() match struct
ifinet->if_ioctl. Convert SIOCSIFCAP and SIOCSIFMTU to the new
ifioctl() regime, throughout the kernel.
 1.29  13-Mar-2007  drochner branches: 1.29.12; 1.29.18;
Introduce different autoconf interface attributes for USB drivers
matching (and handling) a whole device and those which match an
interface only. This will allow to enforce some rules, eg that
the former don't use interface information for matching or that the
latter don't modify global device state.
The previous way left too much freedom do the drivers which led to
inconsistencies and abuse.
For now, I've not changed locators and submatch rules, this will
happen later.
There should not be any change in behaviour, except in the case of
some drivers which did behave inconsistently:
if_atu, if_axe, uep: matched the configured device in the interface
stage, but did configuration again. I've converted them to match
in the device stage.
ustir, utoppy: matched in the interface stage, but only against
vendor/device information, and used any configuration/interface
without checking. Changed to match in device stage, and added
some simple code to configure and use the first interface.
If you have one of those devices, please test!
 1.28  04-Mar-2007  christos branches: 1.28.2; 1.28.4;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.27  17-Feb-2007  dyoung branches: 1.27.4;
KNF: de-__P, bzero -> memset, bcmp -> memcmp. Remove extraneous
parentheses in return statements.

Cosmetic: don't open-code TAILQ_FOREACH().

Cosmetic: change types of variables to avoid oodles of casts: in
in6_src.c, avoid casts by changing several route_in6 pointers
to struct route pointers. Remove unnecessary casts to caddr_t
elsewhere.

Pave the way for eliminating address family-specific route caches:
soon, struct route will not embed a sockaddr, but it will hold
a reference to an external sockaddr, instead. We will set the
destination sockaddr using rtcache_setdst(). (I created a stub
for it, but it isn't used anywhere, yet.) rtcache_free() will
free the sockaddr. I have extracted from rtcache_free() a helper
subroutine, rtcache_clear(). rtcache_clear() will "forget" a
cached route, but it will not forget the destination by releasing
the sockaddr. I use rtcache_clear() instead of rtcache_free()
in rtcache_update(), because rtcache_update() is not supposed
to forget the destination.

Constify:

1 Introduce const accessor for route->ro_dst, rtcache_getdst().

2 Constify the 'dst' argument to ifnet->if_output(). This
led me to constify a lot of code called by output routines.

3 Constify the sockaddr argument to protosw->pr_ctlinput. This
led me to constify a lot of code called by ctlinput routines.

4 Introduce const macros for converting from a generic sockaddr
to family-specific sockaddrs, e.g., sockaddr_in: satocsin6,
satocsin, et cetera.
 1.26  16-Nov-2006  christos branches: 1.26.4;
__unused removal on arguments; approved by core.
 1.25  12-Oct-2006  christos - sprinkle __unused on function decls.
- fix a couple of unused bugs
- no more -Wno-unused for i386
 1.24  07-Sep-2006  dogcow branches: 1.24.2; 1.24.4;
remove more vestiges of CCITT, LLC, HDLC, NS, and NSIP.
 1.23  28-Nov-2005  augustss branches: 1.23.4; 1.23.8;
Use usbd_clear_endpoint_stall_async() when clearing endpoint stalls in
an interrupt context. From kern/32172 by darkstar@city-net.com.
 1.22  11-May-2005  augustss branches: 1.22.2; 1.22.8;
Don't keep the devinfo string on the stack, instead use malloc/free.
This should cure some rare stack overflows.
 1.21  06-Dec-2004  christos Sprinkle #ifdef INET to make a GENERIC kernel compile with INET undefined.
 1.20  23-Apr-2004  itojun use bounded string ops (snprintf, strl*)
 1.19  11-Jul-2002  augustss branches: 1.19.6;
Get rid of trailing white space.
 1.18  08-Jul-2002  augustss s/__FUNCTION__/__func__/
 1.17  05-Mar-2002  itojun branches: 1.17.6;
bring in latest ALTQ from kjc. ALTQify some of the drivers.
 1.16  13-Nov-2001  lukem add RCSIDs
 1.15  14-Jun-2001  itojun branches: 1.15.2;
change the meaning of ifnet.if_lastchange to meet RFC1573 ifLastChange.
follows BSD/OS practice and ucd-snmp code (FreeBSD does it for specific
interfaces only).

was: if_lastchange get updated on every packet transmission/receipt.
now: if_lastchange get updated when IFF_UP is changed.
 1.14  13-Apr-2001  thorpej Remove the use of splimp() from the NetBSD kernel. splnet()
and only splnet() is allowed for the protection of data structures
used by network devices.
 1.13  22-Jan-2001  thorpej branches: 1.13.2;
Don't IFQ_SET_READY() -- this driver isn't ALTQ'ified.
 1.12  21-Jan-2001  augustss Add some initialization to struct ifnet that seems to have become
necessary.
 1.11  12-Dec-2000  thorpej Adapt to bpfattach() changes, and further centralize the bpfattach()
and bpfdetach() calls into link-type subroutines where possible.
 1.10  08-Dec-2000  augustss Don't call ether_ifdetach since we're not an ether driver.
 1.9  24-Oct-2000  augustss branches: 1.9.2;
Tell usbd_set_config_no() to be verbose. It's nice to know whyit fails.
 1.8  01-Oct-2000  itojun upl(4) is a IPv4 only device.
 1.7  23-Sep-2000  augustss Remove some // type comments.
 1.6  12-Aug-2000  augustss Minor whitespace change.
 1.5  07-Aug-2000  drochner fix interrupt priority botch
 1.4  01-Jun-2000  augustss branches: 1.4.2;
Bring the coding style into the 80s, i.e., get rid of __P and use
ANSI prototypes and declarations.
 1.3  27-Apr-2000  augustss branches: 1.3.2;
Change my email address.
 1.2  12-Apr-2000  itojun revisit in6_ifattach().
- be persistent on initializing interfaces, even if there's manually-
assigned linklocal, multicast/whatever initialization is necessary.
- do not cache mac addr in the kernel. grab mac addr from existing cards
(this is important when you swap ethernet cards back and forth)
now ppp6 works just fine!

call in6_ifattach() on ATM PVC interface to assign link-local, using
hardware MAC address as seed.

(the change is in sync with kame tree).
 1.1  09-Apr-2000  augustss Add driver for Prolific PL2301/PL2302 host-to-host adapter.
 1.3.2.1  22-Jun-2000  minoura Sync w/ netbsd-1-5-base.
 1.4.2.1  09-Aug-2000  drochner pull up rev. 1.5:
fix interrupt priority botch
 1.9.2.5  21-Apr-2001  bouyer Sync with HEAD
 1.9.2.4  11-Feb-2001  bouyer Sync with HEAD.
 1.9.2.3  13-Dec-2000  bouyer Sync with HEAD (for UBC fixes).
 1.9.2.2  20-Nov-2000  bouyer Update thorpej_scsipi to -current as of a month ago
A i386 GENERIC kernel compiles without the siop, ahc and bha drivers
(will be updated later). i386 IDE/ATAPI and ncr work, as well as
sparc/esp_sbus. alpha should work as well (untested yet).
siop, ahc and bha will be updated once I've updated the branch to current
-current, as well as machine-dependant code.
 1.9.2.1  24-Oct-2000  bouyer file if_upl.c was added on branch thorpej_scsipi on 2000-11-20 11:43:20 +0000
 1.13.2.4  01-Aug-2002  nathanw Catch up to -current.
 1.13.2.3  01-Apr-2002  nathanw Catch up to -current.
(CVS: It's not just a program. It's an adventure!)
 1.13.2.2  14-Nov-2001  nathanw Catch up to -current.
 1.13.2.1  21-Jun-2001  nathanw Catch up to -current.
 1.15.2.3  06-Sep-2002  jdolecek sync kqueue branch with HEAD
 1.15.2.2  16-Mar-2002  jdolecek Catch up with -current.
 1.15.2.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.17.6.1  15-Jul-2002  gehenna catch up with -current.
 1.19.6.6  11-Dec-2005  christos Sync with head.
 1.19.6.5  10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.19.6.4  18-Dec-2004  skrll Sync with HEAD.
 1.19.6.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.19.6.2  18-Sep-2004  skrll Sync with HEAD.
 1.19.6.1  03-Aug-2004  skrll Sync with HEAD
 1.22.8.1  29-Nov-2005  yamt sync with head.
 1.22.2.5  11-Feb-2008  yamt sync with head.
 1.22.2.4  03-Sep-2007  yamt sync with head.
 1.22.2.3  26-Feb-2007  yamt sync with head.
 1.22.2.2  30-Dec-2006  yamt sync with head.
 1.22.2.1  21-Jun-2006  yamt sync with head.
 1.23.8.1  14-Sep-2006  yamt sync with head.
 1.23.4.1  09-Sep-2006  rpaulo sync with head
 1.24.4.2  10-Dec-2006  yamt sync with head.
 1.24.4.1  22-Oct-2006  yamt sync with head
 1.24.2.1  18-Nov-2006  ad Sync with head.
 1.26.4.3  24-Mar-2007  yamt sync with head.
 1.26.4.2  12-Mar-2007  rmind Sync with HEAD.
 1.26.4.1  27-Feb-2007  yamt - sync with head.
- move sched_changepri back to kern_synch.c as it doesn't know PPQ anymore.
 1.27.4.5  22-Jun-2007  itohy - Execute callback functions as tasks on FreeBSD.
- Cleanup.
 1.27.4.4  18-Jun-2007  itohy Pullup 1.29 (attach driver per interface) with #ifdef USB_USE_IFATTACH.
 1.27.4.3  17-Jun-2007  itohy Pullup 1.28 in a different way.
 1.27.4.2  13-Jun-2007  itohy - Convert to use usbd_map_buffer_mbuf() and eliminate mbuf-memory copy.
- Use common code in usb_ethersubr.[ch] and reduce duplicated code.
- Use ether_ioctl() to handle llinfo (what is it?) properly.

XXX Untested, missing hardware.
 1.27.4.1  22-May-2007  itohy Overhaul of USB stack, mostly DMA related

This applies to NetBSD 4.99.13 (March 1, 2007)

usbdi(9) interface is based on FreeBSD version, excluding
- removal of portability code

Patch most NetBSD changes, excluding
- DMA memory "reserve", since we don't need contiguous buffers any longer
- volatiles in DMA structure, since it should not be needed
with proper bus_dmamap_sync(9)s

DMA/non-DMA memory management overhaul
- Move all DMA related code to usb_mem.[ch]
(add usb_alloc_buffer_dma(), usb_free_buffer_dma(), etc.).
XXX Should usb_mem.[ch] be renamed as usb_mem_dma.[ch] ?
- Add corresponding non-DMA code to usb_mem_nodma.[ch] .
Currently just use malloc(9).
- Above files are conditionally used by config framework (added
attributes to conf/files and dev/usb/files.usb).
- Add diagnostic panics when resource allocation is requested
on interrupt context.
- Change memory allocations (that require context) from NOWAIT to WAITOK.

Allocate DMA/non-DMA buffer per host interface, not globally.
advantage: Buffers can be freed on detaching host interface.
Activity of a host interface does not affect others.
disadvantages: It possibly consumes more memory.

API changes
- usbd_alloc_xfer() is changed:
old: usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle dev);
new: usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle dev,
usbd_pipe_handle pipe);
- pipe argument of usbd_setup_*xfer() are now unused
XXX the pipe argument should be removed?
- add mapping APIs
- async request will be processed as a task (kernel thread context),
and delayed to some extent
- usbdivar.h: struct usbd_xfer: renamed a member "allocbuf" to "hcbuffer"
(mapped/allocated/refered buffer for HCI driver)
- usb_port.h: change usb_proc_ptr from struct ptoc * to struct lwp *
- usb_port.h: add usb_sigproc_ptr for psignal(9) (struct proc *)
- usb.h: add UE_MAXPKTSZ(ep) and UE_MAXPKTSZ_MASK macros for USB 2.0

changes to USB device drivers
- atu, aue, axe, cdce, cue, kue, rum, udav, upl, ural, url,
uaudio, ubt, ucom, ugen, uhidev, uirda, ulpt, umidi, urio,
uscanner, ustir, utoppy:
* catch up API change of usbd_alloc_xfer()
- umass, usscanner:
* catch up API change of usbd_alloc_xfer()
* eliminate memory copy for large transfer

ohci
- free resources on detach
- add lots of bus_dmamap_sync() operations
- simplify the code of loading std chain
- rewrite code of looking up TD/ITD from DMA addr by using allocation chunk
- add workaround for CMD Tech 670 and 673 chipsets
- make sure resources are not allocated in interrupt context
- add support for mapping buffer and mbuf

slhci
- allocate xfer and slhci_xfer at once, and simplify relevant code
- add slhci_detach()
- remove second arg of slhci_attach() since it is the same as the first arg.
- add support for "mapping" (no, it doesn't map since it doesn't do DMA)
buffer and mbuf
- add pcmcia frontend
- NOT TESTED, missing hardware

ehci
- add lots of bus_dmamap_sync() operations, possibly too many
- make sure resources are not allocated in interrupt context
- add support for mapping buffer and mbuf
- done only simple test

uhci
- add lots of bus_dmamap_sync() operations, possibly too many
- make sure resources are not allocated in interrupt context
- add support for mapping buffer and mbuf

To do
- review, test, debug
- rewrite network drivers to utilize usbd_map_buffer_mbuf()
- rewrite uaudio(4) to eliminate memcpy
- "pipe" argument of usbd_setup_*xfer() should eventually be removed
 1.28.4.1  11-Jul-2007  mjf Sync with head.
 1.28.2.1  13-Mar-2007  ad Sync with head.
 1.29.18.1  18-Feb-2008  mjf Sync with HEAD.
 1.29.12.1  23-Mar-2008  matt sync with HEAD
 1.30.10.4  11-Aug-2010  yamt sync with head.
 1.30.10.3  11-Mar-2010  yamt sync with head
 1.30.10.2  04-May-2009  yamt sync with head.
 1.30.10.1  16-May-2008  yamt sync with head.
 1.30.8.2  04-Jun-2008  yamt sync with head
 1.30.8.1  18-May-2008  yamt sync with head.
 1.30.6.2  17-Jan-2009  mjf Sync with HEAD.
 1.30.6.1  02-Jun-2008  mjf Sync with HEAD.
 1.31.2.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.32.6.1  19-Jan-2009  skrll Sync with HEAD.
 1.32.4.1  13-Dec-2008  haad Update haad-dm branch to haad-dm-base2.
 1.36.4.2  05-Mar-2011  rmind sync with head
 1.36.4.1  30-May-2010  rmind sync with head
 1.36.2.2  06-Nov-2010  uebayasi Sync with HEAD.
 1.36.2.1  30-Apr-2010  uebayasi Sync with HEAD.
 1.38.8.2  23-Jan-2013  yamt sync with head
 1.38.8.1  17-Apr-2012  yamt sync with head
 1.39.2.1  18-Feb-2012  mrg merge to -current.
 1.42.6.3  03-Dec-2017  jdolecek update from HEAD
 1.42.6.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.42.6.1  25-Feb-2013  tls resync with head
 1.44.10.2  10-Aug-2014  tls Rebase.
 1.44.10.1  07-Apr-2014  tls Be a little more clear and consistent about harvesting entropy from devices:

1) deprecate RND_FLAG_NO_ESTIMATE

2) define RND_FLAG_COLLECT_TIME, RND_FLAG_COLLECT_VALUE

3) define RND_FLAG_ESTIMATE_TIME, RND_FLAG_ESTIMATE_VALUE

4) define RND_FLAG_DEFAULT: RND_FLAG_COLLECT_TIME|
RND_FLAG_COLLECT_VALUE|RND_FLAG_ESTIMATE_TIME

5) Make entropy harvesting from environmental sensors a little more generic
and remove it from individual sensor drivers.

6) Remove individual open-coded delta-estimators for values from a few
places in the tree (uvm, environmental drivers).

7) 0 -> RND_FLAG_DEFAULT, actually gather entropy from various drivers
that had stubbed out code, other minor cleanups.
 1.44.2.1  18-May-2014  rmind sync with head
 1.47.8.2  26-Jan-2017  skrll Sync with HEAD/nhusb
 1.47.8.1  06-Sep-2016  skrll First pass at netbsd-7 updated with USB code from HEAD
 1.47.4.17  05-Sep-2017  skrll Remove unnecessary splnet from upl_attach
 1.47.4.16  05-Feb-2017  skrll Sync with HEAD
 1.47.4.15  05-Dec-2016  skrll Sync with HEAD
 1.47.4.14  09-Jul-2016  skrll Sync with HEAD
 1.47.4.13  29-May-2016  skrll Sync with HEAD
 1.47.4.12  22-Apr-2016  skrll Sync with HEAD
 1.47.4.11  20-Mar-2016  skrll Whitespace
 1.47.4.10  19-Mar-2016  skrll Sync with HEAD
 1.47.4.9  28-Dec-2015  skrll Strictly follow the sequence abort pipe, destroy xfers, and close pipe as
API now requires. Plug some memory leaks in some drivers while doing
this.

Also, remove up_refcnt as it was broken and helped leak more memory.
 1.47.4.8  06-Oct-2015  skrll Move from usbd_{alloc,free}_xfer and usbd_{alloc,free}_buffer to
usbd_{create,destroy}_xfer. The API change will allow future changes
to HCDs to simplify the transfer resource allocation and activation.

Several devices tested including ucom, umass, smsc, uvideo, and uaudio.
 1.47.4.7  06-Jun-2015  skrll Sync with HEAD
 1.47.4.6  21-Mar-2015  skrll Add prefixes to attach_arg structure member names. No functional change.
 1.47.4.5  19-Mar-2015  skrll Do the same as OpenBSD and get rid of the *_handle typedefs and use
plain structures insteads
 1.47.4.4  05-Dec-2014  skrll KNF. Remove ( ) from return statements.
 1.47.4.3  03-Dec-2014  skrll Remove #include <sys/malloc.h> where it's not (no longer) needed
 1.47.4.2  02-Dec-2014  skrll Step #1 of memory allocation re-organisation.

Centralised the buffer allocation routine which now supports DMA
and non-DMA capable host controllers. Remove the
ubm_{alloc,free}m methods from usbd_bus_methods.

The buffer allocation is only allowed in thread context and,
therefore, negates the usefulness of the reserve dma code which
is removed in this change.

USBD_NO_COPY is also no longer required as usbd_transfer and
usbd_transfer_complete now track buffer usage and handle any
copying.
 1.47.4.1  30-Nov-2014  skrll Use C99 types. u_int{8,16,32,64}_t to uint{8,16,32,64}_t.

No functional change.
 1.47.2.2  19-Feb-2018  snj Pull up following revision(s) (requested by skrll in ticket #1556):
sys/dev/usb/if_athn_usb.c: 1.25
sys/dev/usb/if_atu.c: 1.56
sys/dev/usb/if_aue.c: 1.142
sys/dev/usb/if_axe.c: 1.84
sys/dev/usb/if_axen.c: 1.12
sys/dev/usb/if_cdce.c: 1.45
sys/dev/usb/if_cue.c: 1.77
sys/dev/usb/if_kue.c: 1.91
sys/dev/usb/if_otus.c: 1.32
sys/dev/usb/if_rum.c: 1.59
sys/dev/usb/if_run.c: 1.25
sys/dev/usb/if_smsc.c: 1.33
sys/dev/usb/if_udav.c: 1.52
sys/dev/usb/if_upgt.c: 1.18
sys/dev/usb/if_upl.c: 1.61
sys/dev/usb/if_ural.c: 1.53
sys/dev/usb/if_url.c: 1.57
sys/dev/usb/if_urndis.c: 1.17
sys/dev/usb/if_urtw.c: 1.14
sys/dev/usb/if_urtwn.c: 1.56
sys/dev/usb/if_zyd.c: 1.45
sys/dev/usb/irmce.c: 1.4
sys/dev/usb/pseye.c: 1.24
sys/dev/usb/ubt.c: 1.60
sys/dev/usb/ucom.c: 1.120
sys/dev/usb/udsir.c: 1.6
sys/dev/usb/ugen.c: 1.137
sys/dev/usb/uhso.c: 1.27
sys/dev/usb/uirda.c: 1.43
sys/dev/usb/ulpt.c: 1.99
sys/dev/usb/umass.c: 1.163
sys/dev/usb/umidi.c: 1.74
sys/dev/usb/uscanner.c: 1.82
sys/dev/usb/usscanner.c: 1.43
sys/dev/usb/ustir.c: 1.39
sys/dev/usb/utoppy.c: 1.30
sys/dev/usb/uvideo.c: 1.46
PR kern/52931 Kernel panics with Atheros usb wireless interface
Audit the flags to usbd_create_xfer so that USBD_FORCE_SHORT_XFER is
supplied wherever such a transfer is setup. We can drop
USBD_SHORT_XFER_OK as it has not bearing on number of TDs
 1.47.2.1  05-Apr-2017  snj Pull up following revision(s) (requested by skrll in ticket #1395):
share/man/man4/axe.4: netbsd-7-nhusb
share/man/man4/axen.4: netbsd-7-nhusb
share/man/man4/cdce.4: netbsd-7-nhusb
share/man/man4/uaudio.4: netbsd-7-nhusb
share/man/man4/ucom.4: netbsd-7-nhusb
share/man/man4/uep.4: netbsd-7-nhusb
share/man/man4/urtw.4: netbsd-7-nhusb
share/man/man4/usb.4: netbsd-7-nhusb
share/man/man4/uyap.4: netbsd-7-nhusb
share/man/man4/xhci.4: netbsd-7-nhusb
share/man/man9/usbdi.9: netbsd-7-nhusb
sys/arch/amd64/conf/ALL: netbsd-7-nhusb
sys/arch/amd64/conf/GENERIC: netbsd-7-nhusb
sys/arch/amiga/dev/slhci_zbus.c: netbsd-7-nhusb
sys/arch/arm/allwinner/awin_otg.c: netbsd-7-nhusb
sys/arch/arm/allwinner/awin_usb.c: netbsd-7-nhusb
sys/arch/arm/amlogic/amlogic_dwctwo.c: netbsd-7-nhusb
sys/arch/arm/at91/at91ohci.c: netbsd-7-nhusb
sys/arch/arm/broadcom/bcm2835_dwctwo.c: netbsd-7-nhusb
sys/arch/arm/broadcom/bcm53xx_usb.c: netbsd-7-nhusb
sys/arch/arm/ep93xx/epohci.c: netbsd-7-nhusb
sys/arch/arm/gemini/obio_ehci.c: netbsd-7-nhusb
sys/arch/arm/imx/files.imx23: netbsd-7-nhusb
sys/arch/arm/imx/imxusb.c: netbsd-7-nhusb
sys/arch/arm/imx/imxusbreg.h: netbsd-7-nhusb
sys/arch/arm/omap/obio_ohci.c: netbsd-7-nhusb
sys/arch/arm/omap/omap3_ehci.c: netbsd-7-nhusb
sys/arch/arm/omap/omapl1x_ohci.c: netbsd-7-nhusb
sys/arch/arm/omap/tiotg.c: netbsd-7-nhusb
sys/arch/arm/s3c2xx0/ohci_s3c24x0.c: netbsd-7-nhusb
sys/arch/arm/samsung/exynos_usb.c: netbsd-7-nhusb
sys/arch/arm/xscale/pxa2x0_ohci.c: netbsd-7-nhusb
sys/arch/arm/zynq/zynq_usb.c: netbsd-7-nhusb
sys/arch/hpcarm/dev/nbp_slhci.c: netbsd-7-nhusb
sys/arch/hpcmips/dev/plumohci.c: netbsd-7-nhusb
sys/arch/i386/conf/ALL: netbsd-7-nhusb
sys/arch/i386/conf/GENERIC: netbsd-7-nhusb
sys/arch/i386/pci/gcscehci.c: netbsd-7-nhusb
sys/arch/luna68k/conf/GENERIC: netbsd-7-nhusb
sys/arch/mips/adm5120/dev/ahci.c: netbsd-7-nhusb
sys/arch/mips/adm5120/dev/ahcivar.h: netbsd-7-nhusb
sys/arch/mips/alchemy/dev/ohci_aubus.c: netbsd-7-nhusb
sys/arch/mips/atheros/dev/ehci_arbus.c: netbsd-7-nhusb
sys/arch/mips/atheros/dev/ohci_arbus.c: netbsd-7-nhusb
sys/arch/mips/conf/files.adm5120: netbsd-7-nhusb
sys/arch/mips/ralink/ralink_ehci.c: netbsd-7-nhusb
sys/arch/mips/ralink/ralink_ohci.c: netbsd-7-nhusb
sys/arch/mips/rmi/rmixl_ehci.c: netbsd-7-nhusb
sys/arch/mips/rmi/rmixl_ohci.c: netbsd-7-nhusb
sys/arch/playstation2/dev/ohci_sbus.c: netbsd-7-nhusb
sys/arch/powerpc/booke/dev/pq3ehci.c: netbsd-7-nhusb
sys/arch/powerpc/ibm4xx/dev/dwctwo_plb.c: netbsd-7-nhusb
sys/arch/x68k/dev/slhci_intio.c: netbsd-7-nhusb
sys/conf/files: netbsd-7-nhusb
sys/dev/cardbus/ehci_cardbus.c: netbsd-7-nhusb
sys/dev/cardbus/ohci_cardbus.c: netbsd-7-nhusb
sys/dev/cardbus/uhci_cardbus.c: netbsd-7-nhusb
sys/dev/ic/sl811hs.c: netbsd-7-nhusb
sys/dev/ic/sl811hsvar.h: netbsd-7-nhusb
sys/dev/isa/slhci_isa.c: netbsd-7-nhusb
sys/dev/marvell/ehci_mv.c: netbsd-7-nhusb
sys/dev/pci/ehci_pci.c: netbsd-7-nhusb
sys/dev/pci/ohci_pci.c: netbsd-7-nhusb
sys/dev/pci/uhci_pci.c: netbsd-7-nhusb
sys/dev/pci/xhci_pci.c: netbsd-7-nhusb
sys/dev/pcmcia/slhci_pcmcia.c: netbsd-7-nhusb
sys/dev/usb/Makefile.usbdevs: netbsd-7-nhusb
sys/dev/usb/TODO: netbsd-7-nhusb
sys/dev/usb/TODO.usbmp: netbsd-7-nhusb
sys/dev/usb/aubtfwl.c: netbsd-7-nhusb
sys/dev/usb/auvitek.c: netbsd-7-nhusb
sys/dev/usb/auvitek_audio.c: netbsd-7-nhusb
sys/dev/usb/auvitek_dtv.c: netbsd-7-nhusb
sys/dev/usb/auvitek_i2c.c: netbsd-7-nhusb
sys/dev/usb/auvitek_video.c: netbsd-7-nhusb
sys/dev/usb/auvitekvar.h: netbsd-7-nhusb
sys/dev/usb/ehci.c: netbsd-7-nhusb
sys/dev/usb/ehcireg.h: netbsd-7-nhusb
sys/dev/usb/ehcivar.h: netbsd-7-nhusb
sys/dev/usb/emdtv.c: netbsd-7-nhusb
sys/dev/usb/emdtv_dtv.c: netbsd-7-nhusb
sys/dev/usb/emdtv_ir.c: netbsd-7-nhusb
sys/dev/usb/emdtvvar.h: netbsd-7-nhusb
sys/dev/usb/ezload.c: netbsd-7-nhusb
sys/dev/usb/ezload.h: netbsd-7-nhusb
sys/dev/usb/files.usb: netbsd-7-nhusb
sys/dev/usb/hid.c: netbsd-7-nhusb
sys/dev/usb/hid.h: netbsd-7-nhusb
sys/dev/usb/if_athn_usb.c: netbsd-7-nhusb
sys/dev/usb/if_athn_usb.h: netbsd-7-nhusb
sys/dev/usb/if_atu.c: netbsd-7-nhusb
sys/dev/usb/if_atureg.h: netbsd-7-nhusb
sys/dev/usb/if_aue.c: netbsd-7-nhusb
sys/dev/usb/if_auereg.h: netbsd-7-nhusb
sys/dev/usb/if_axe.c: netbsd-7-nhusb
sys/dev/usb/if_axen.c: netbsd-7-nhusb
sys/dev/usb/if_axenreg.h: netbsd-7-nhusb
sys/dev/usb/if_axereg.h: netbsd-7-nhusb
sys/dev/usb/if_cdce.c: netbsd-7-nhusb
sys/dev/usb/if_cdcereg.h: netbsd-7-nhusb
sys/dev/usb/if_cue.c: netbsd-7-nhusb
sys/dev/usb/if_cuereg.h: netbsd-7-nhusb
sys/dev/usb/if_kue.c: netbsd-7-nhusb
sys/dev/usb/if_kuereg.h: netbsd-7-nhusb
sys/dev/usb/if_otus.c: netbsd-7-nhusb
sys/dev/usb/if_otusvar.h: netbsd-7-nhusb
sys/dev/usb/if_rum.c: netbsd-7-nhusb
sys/dev/usb/if_rumreg.h: netbsd-7-nhusb
sys/dev/usb/if_rumvar.h: netbsd-7-nhusb
sys/dev/usb/if_run.c: netbsd-7-nhusb
sys/dev/usb/if_runvar.h: netbsd-7-nhusb
sys/dev/usb/if_smsc.c: netbsd-7-nhusb
sys/dev/usb/if_smscreg.h: netbsd-7-nhusb
sys/dev/usb/if_smscvar.h: netbsd-7-nhusb
sys/dev/usb/if_udav.c: netbsd-7-nhusb
sys/dev/usb/if_udavreg.h: netbsd-7-nhusb
sys/dev/usb/if_upgt.c: netbsd-7-nhusb
sys/dev/usb/if_upgtvar.h: netbsd-7-nhusb
sys/dev/usb/if_upl.c: netbsd-7-nhusb
sys/dev/usb/if_ural.c: netbsd-7-nhusb
sys/dev/usb/if_uralreg.h: netbsd-7-nhusb
sys/dev/usb/if_uralvar.h: netbsd-7-nhusb
sys/dev/usb/if_url.c: netbsd-7-nhusb
sys/dev/usb/if_urlreg.h: netbsd-7-nhusb
sys/dev/usb/if_urndis.c: netbsd-7-nhusb
sys/dev/usb/if_urndisreg.h: netbsd-7-nhusb
sys/dev/usb/if_urtw.c: netbsd-7-nhusb
sys/dev/usb/if_urtwn.c: netbsd-7-nhusb
sys/dev/usb/if_urtwn_data.h: netbsd-7-nhusb
sys/dev/usb/if_urtwnreg.h: netbsd-7-nhusb
sys/dev/usb/if_urtwnvar.h: netbsd-7-nhusb
sys/dev/usb/if_urtwreg.h: netbsd-7-nhusb
sys/dev/usb/if_zyd.c: netbsd-7-nhusb
sys/dev/usb/if_zydreg.h: netbsd-7-nhusb
sys/dev/usb/irmce.c: netbsd-7-nhusb
sys/dev/usb/moscom.c: netbsd-7-nhusb
sys/dev/usb/motg.c: netbsd-7-nhusb
sys/dev/usb/motgvar.h: netbsd-7-nhusb
sys/dev/usb/ohci.c: netbsd-7-nhusb
sys/dev/usb/ohcireg.h: netbsd-7-nhusb
sys/dev/usb/ohcivar.h: netbsd-7-nhusb
sys/dev/usb/pseye.c: netbsd-7-nhusb
sys/dev/usb/slurm.c: netbsd-7-nhusb
sys/dev/usb/stuirda.c: netbsd-7-nhusb
sys/dev/usb/u3g.c: netbsd-7-nhusb
sys/dev/usb/uark.c: netbsd-7-nhusb
sys/dev/usb/uatp.c: netbsd-7-nhusb
sys/dev/usb/uaudio.c: netbsd-7-nhusb
sys/dev/usb/uberry.c: netbsd-7-nhusb
sys/dev/usb/ubsa.c: netbsd-7-nhusb
sys/dev/usb/ubsa_common.c: netbsd-7-nhusb
sys/dev/usb/ubsavar.h: netbsd-7-nhusb
sys/dev/usb/ubt.c: netbsd-7-nhusb
sys/dev/usb/uchcom.c: netbsd-7-nhusb
sys/dev/usb/ucom.c: netbsd-7-nhusb
sys/dev/usb/ucomvar.h: netbsd-7-nhusb
sys/dev/usb/ucycom.c: netbsd-7-nhusb
sys/dev/usb/udl.c: netbsd-7-nhusb
sys/dev/usb/udl.h: netbsd-7-nhusb
sys/dev/usb/udsbr.c: netbsd-7-nhusb
sys/dev/usb/udsir.c: netbsd-7-nhusb
sys/dev/usb/uep.c: netbsd-7-nhusb
sys/dev/usb/uftdi.c: netbsd-7-nhusb
sys/dev/usb/uftdireg.h: netbsd-7-nhusb
sys/dev/usb/ugen.c: netbsd-7-nhusb
sys/dev/usb/ugensa.c: netbsd-7-nhusb
sys/dev/usb/uhci.c: netbsd-7-nhusb
sys/dev/usb/uhcireg.h: netbsd-7-nhusb
sys/dev/usb/uhcivar.h: netbsd-7-nhusb
sys/dev/usb/uhid.c: netbsd-7-nhusb
sys/dev/usb/uhidev.c: netbsd-7-nhusb
sys/dev/usb/uhidev.h: netbsd-7-nhusb
sys/dev/usb/uhmodem.c: netbsd-7-nhusb
sys/dev/usb/uhso.c: netbsd-7-nhusb
sys/dev/usb/uhub.c: netbsd-7-nhusb
sys/dev/usb/uipad.c: netbsd-7-nhusb
sys/dev/usb/uipaq.c: netbsd-7-nhusb
sys/dev/usb/uirda.c: netbsd-7-nhusb
sys/dev/usb/uirdavar.h: netbsd-7-nhusb
sys/dev/usb/ukbd.c: netbsd-7-nhusb
sys/dev/usb/ukbdmap.c: netbsd-7-nhusb
sys/dev/usb/ukyopon.c: netbsd-7-nhusb
sys/dev/usb/ukyopon.h: netbsd-7-nhusb
sys/dev/usb/ulpt.c: netbsd-7-nhusb
sys/dev/usb/umass.c: netbsd-7-nhusb
sys/dev/usb/umass_isdata.c: netbsd-7-nhusb
sys/dev/usb/umass_isdata.h: netbsd-7-nhusb
sys/dev/usb/umass_quirks.c: netbsd-7-nhusb
sys/dev/usb/umass_quirks.h: netbsd-7-nhusb
sys/dev/usb/umass_scsipi.c: netbsd-7-nhusb
sys/dev/usb/umass_scsipi.h: netbsd-7-nhusb
sys/dev/usb/umassvar.h: netbsd-7-nhusb
sys/dev/usb/umcs.c: netbsd-7-nhusb
sys/dev/usb/umct.c: netbsd-7-nhusb
sys/dev/usb/umidi.c: netbsd-7-nhusb
sys/dev/usb/umidi_quirks.c: netbsd-7-nhusb
sys/dev/usb/umidi_quirks.h: netbsd-7-nhusb
sys/dev/usb/umodem.c: netbsd-7-nhusb
sys/dev/usb/umodem_common.c: netbsd-7-nhusb
sys/dev/usb/umodemvar.h: netbsd-7-nhusb
sys/dev/usb/ums.c: netbsd-7-nhusb
sys/dev/usb/uplcom.c: netbsd-7-nhusb
sys/dev/usb/urio.c: netbsd-7-nhusb
sys/dev/usb/urio.h: netbsd-7-nhusb
sys/dev/usb/usb.c: netbsd-7-nhusb
sys/dev/usb/usb.h: netbsd-7-nhusb
sys/dev/usb/usb_mem.c: netbsd-7-nhusb
sys/dev/usb/usb_mem.h: netbsd-7-nhusb
sys/dev/usb/usb_quirks.c: netbsd-7-nhusb
sys/dev/usb/usb_quirks.h: netbsd-7-nhusb
sys/dev/usb/usb_subr.c: netbsd-7-nhusb
sys/dev/usb/usbdevices.config: netbsd-7-nhusb
sys/dev/usb/usbdevs: netbsd-7-nhusb
sys/dev/usb/usbdevs.h: netbsd-7-nhusb
sys/dev/usb/usbdevs_data.h: netbsd-7-nhusb
sys/dev/usb/usbdi.c: netbsd-7-nhusb
sys/dev/usb/usbdi.h: netbsd-7-nhusb
sys/dev/usb/usbdi_util.c: netbsd-7-nhusb
sys/dev/usb/usbdi_util.h: netbsd-7-nhusb
sys/dev/usb/usbdivar.h: netbsd-7-nhusb
sys/dev/usb/usbhid.h: netbsd-7-nhusb
sys/dev/usb/usbhist.h: netbsd-7-nhusb
sys/dev/usb/usbroothub.c: netbsd-7-nhusb
sys/dev/usb/usbroothub.h: netbsd-7-nhusb
sys/dev/usb/usbroothub_subr.c: delete
sys/dev/usb/usbroothub_subr.h: delete
sys/dev/usb/uscanner.c: netbsd-7-nhusb
sys/dev/usb/uslsa.c: netbsd-7-nhusb
sys/dev/usb/usscanner.c: netbsd-7-nhusb
sys/dev/usb/ustir.c: netbsd-7-nhusb
sys/dev/usb/uthum.c: netbsd-7-nhusb
sys/dev/usb/utoppy.c: netbsd-7-nhusb
sys/dev/usb/uts.c: netbsd-7-nhusb
sys/dev/usb/uvideo.c: netbsd-7-nhusb
sys/dev/usb/uvisor.c: netbsd-7-nhusb
sys/dev/usb/uvscom.c: netbsd-7-nhusb
sys/dev/usb/uyap.c: netbsd-7-nhusb
sys/dev/usb/uyap_firmware.h: netbsd-7-nhusb
sys/dev/usb/uyurex.c: netbsd-7-nhusb
sys/dev/usb/x1input_rdesc.h: netbsd-7-nhusb
sys/dev/usb/xhci.c: netbsd-7-nhusb
sys/dev/usb/xhcireg.h: netbsd-7-nhusb
sys/dev/usb/xhcivar.h: netbsd-7-nhusb
sys/dev/usb/xinput_rdesc.h: netbsd-7-nhusb
sys/external/bsd/common/conf/files.linux: netbsd-7-nhusb
sys/external/bsd/common/include/linux/err.h: netbsd-7-nhusb
sys/external/bsd/common/include/linux/kernel.h: netbsd-7-nhusb
sys/external/bsd/common/include/linux/workqueue.h: netbsd-7-nhusb
sys/external/bsd/common/linux/linux_work.c: netbsd-7-nhusb
sys/external/bsd/drm2/dist/drm/radeon/atombios_encoders.c: netbsd-7-nhusb
sys/external/bsd/drm2/dist/drm/radeon/radeon_legacy_encoders.c: netbsd-7-nhusb
sys/external/bsd/drm2/drm/files.drmkms: netbsd-7-nhusb
sys/external/bsd/drm2/i915drm/files.i915drmkms: netbsd-7-nhusb
sys/external/bsd/drm2/include/linux/err.h: delete
sys/external/bsd/drm2/include/linux/workqueue.h: delete
sys/external/bsd/drm2/linux/files.drmkms_linux: netbsd-7-nhusb
sys/external/bsd/drm2/linux/linux_work.c: delete
sys/external/bsd/dwc2/dwc2.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dwc2.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dwc2var.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dwctwo2netbsd: netbsd-7-nhusb
sys/external/bsd/dwc2/conf/files.dwc2: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_core.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_core.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_coreintr.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcd.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcd.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdddma.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdintr.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdqueue.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hw.h: netbsd-7-nhusb
sys/modules/drmkms_linux/Makefile: netbsd-7-nhusb
sys/modules/i915drmkms/Makefile: netbsd-7-nhusb
sys/rump/dev/lib/libugenhc/ugenhc.c: netbsd-7-nhusb
sys/rump/dev/lib/libusb/Makefile: netbsd-7-nhusb
sys/rump/dev/lib/libusb/USB.ioconf: netbsd-7-nhusb
sys/rump/dev/lib/libusb/usb_at_ugenhc.c: delete
sys/rump/dev/lib/libusb/opt/opt_usb.h: delete
sys/rump/dev/lib/libusb/opt/opt_usbverbose.h: delete
sys/sys/mbuf.h: netbsd-7-nhusb
usr.sbin/usbdevs/usbdevs.8: netbsd-7-nhusb
usr.sbin/usbdevs/usbdevs.c: netbsd-7-nhusb
Merge netbsd-7-nhusb:
- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
- Change the SOFTINT level from NET to SERIAL for the USB softint handler.
This gives the callback a chance of running when another softint handler
at SOFTINT_NET has blocked holding a lock, e.g. softnet_lock and most of
the network stack.
- kern/49065 - ifconfig tun0 ... sequence locks up system / lockup:
softnet_lock held across usb xfr
- kern/50491 - unkillable wait in usbd_transfer while using usmsc0
on raspberry pi 2
- kern/51395 - USB Ethernet makes xhci hang
- Various improvements to slhci(4)
- Various improvements to dwc2(4)
 1.56.2.2  20-Mar-2017  pgoyette Sync with HEAD
 1.56.2.1  07-Jan-2017  pgoyette Sync with HEAD. (Note that most of these changes are simply $NetBSD$
tag issues.)
 1.59.8.2  31-Jan-2018  martin Pull up following revision(s) (requested by skrll in ticket #509):
sys/dev/usb/if_ural.c: revision 1.53
sys/dev/usb/if_run.c: revision 1.25
sys/dev/usb/ustir.c: revision 1.39
sys/dev/usb/irmce.c: revision 1.4
sys/dev/usb/if_urtwn.c: revision 1.56
sys/dev/usb/pseye.c: revision 1.24
sys/dev/usb/if_rum.c: revision 1.59
sys/dev/usb/if_upl.c: revision 1.61
sys/dev/usb/ucom.c: revision 1.120
sys/dev/usb/if_zyd.c: revision 1.45
sys/dev/usb/if_axen.c: revision 1.12
sys/dev/usb/umidi.c: revision 1.74
sys/dev/usb/if_udav.c: revision 1.52
sys/dev/usb/if_athn_usb.c: revision 1.25
sys/dev/usb/usscanner.c: revision 1.43
sys/dev/usb/ualea.c: revision 1.6 - 1.9
sys/dev/usb/if_upgt.c: revision 1.18
sys/dev/usb/if_atu.c: revision 1.56
sys/dev/usb/utoppy.c: revision 1.30
sys/dev/usb/ubt.c: revision 1.60
sys/dev/usb/if_urtw.c: revision 1.14
sys/dev/usb/uirda.c: revision 1.43
sys/dev/usb/umass.c: revision 1.163
sys/dev/usb/if_cdce.c: revision 1.45
sys/dev/usb/if_cue.c: revision 1.77
sys/dev/usb/if_kue.c: revision 1.91
sys/dev/usb/uvideo.c: revision 1.46
sys/dev/usb/uhso.c: revision 1.27
sys/dev/usb/if_smsc.c: revision 1.33
sys/dev/usb/ugen.c: revision 1.137
sys/dev/usb/if_axe.c: revision 1.84
sys/dev/usb/if_aue.c: revision 1.142
sys/dev/usb/uscanner.c: revision 1.82
sys/dev/usb/if_urndis.c: revision 1.17
sys/dev/usb/udsir.c: revision 1.6
sys/dev/usb/if_url.c: revision 1.57
sys/dev/usb/if_otus.c: revision 1.32
sys/dev/usb/ulpt.c: revision 1.99

PR kern/52931 Kernel panics with Atheros usb wireless interface
Audit the flags to usbd_create_xfer so that USBD_FORCE_SHORT_XFER is
supplied wherever such a transfer is setup. We can drop
USBD_SHORT_XFER_OK as it has not bearing on number of TDs

ualea: Tidy up a bit. Fulfil requests completely.
Don't subtract uninitialized pktsize in error path.
 1.59.8.1  10-Dec-2017  snj Pull up following revision(s) (requested by msaitoh in ticket #427):
sys/arch/amiga/dev/if_bah_zbus.c: 1.17
sys/arch/arm/broadcom/bcm53xx_eth.c: 1.30
sys/arch/powerpc/booke/dev/pq3etsec.c: 1.32
sys/arch/usermode/dev/if_veth.c: 1.9
sys/dev/ic/an.c: 1.66
sys/dev/ic/athn.c: 1.17
sys/dev/ic/atw.c: 1.162
sys/dev/ic/bwi.c: 1.33
sys/dev/ic/dwc_gmac.c: 1.41-1.42
sys/dev/ic/malo.c: 1.10
sys/dev/ic/rt2560.c: 1.31
sys/dev/ic/rt2661.c: 1.36
sys/dev/ic/rt2860.c: 1.29
sys/dev/ic/rtw.c: 1.127
sys/dev/ic/rtwvar.h: 1.46
sys/dev/ic/smc90cx6.c: 1.71
sys/dev/ic/smc90cx6var.h: 1.12
sys/dev/ic/wi.c: 1.244
sys/dev/pci/if_ipw.c: 1.66
sys/dev/pci/if_iwi.c: 1.104
sys/dev/pci/if_iwm.c: 1.76
sys/dev/pci/if_iwn.c: 1.86
sys/dev/pci/if_rtwn.c: 1.13
sys/dev/pci/if_wm.c: 1.541
sys/dev/pci/if_wpi.c: 1.79
sys/dev/pci/ixgbe/ixgbe.c: 1.106
sys/dev/pci/ixgbe/ixv.c: 1.73 via patch
sys/dev/pcmcia/if_malo_pcmcia.c: 1.15
sys/dev/scsipi/if_se.c: 1.95
sys/dev/usb/if_upl.c: 1.60
sys/net/if.c: 1.396
sys/net/if.h: 1.241
sys/net/if_arc.h: 1.23
sys/net/if_arcsubr.c: 1.78
sys/net/if_bridge.c: 1.136-1.137
sys/net/if_etherip.c: 1.39
sys/net/if_faith.c: 1.56
sys/net/if_gif.c: 1.131
sys/net/if_loop.c: 1.96
sys/net/if_mpls.c: 1.30
sys/net/if_pppoe.c: 1.129
sys/net/if_srt.c: 1.27
sys/net/if_stf.c: 1.102
sys/net/if_tap.c: 1.100
sys/net/if_vlan.c: 1.105
sys/netinet/ip_carp.c: 1.91
sys/rump/net/lib/libshmif/if_shmem.c: 1.73-1.74
sys/rump/net/lib/libvirtif/if_virt.c: 1.55-1.56
if_initalize() and if_attach() failed when resource allocation failed
(e.g. allocating softint). Without this change, it panics. It's bad because
resource shortage really occured when a lot of pseudo interface is created.
To avoid this problem, don't panic and change return value of if_initialize()
and if_attach() to int. Caller fanction will be recover from error cleanly by
checking the return value.
Return if bah_attach_subr() failed.
If if_attach() failed in the attach function, return.
- If if_initialize() failed in the attach function, free resources and return.
- Add some missing frees in bridge_clone_destroy().
- KNF
If error occured in bcmeth_ccb_attach(), free resources and return.
If error occured in pq3etsec_attach(), free resources and return.
If error occured in the attach function, free resources and return.
- If if_initialize() failed in athn_attach(), free resources and return.
- Add missing pmf_event_deregister() in athn_detach().
- Free resources correctly on some errors in atw_attach().
- Use apint*() insread of printf() in the attach function.
If if_initialize() failed in the attach function, return.
- If if_initialize() failed in the attach function, free resources and return.
- Add missing dwc_gmac_free_dma_rings() and mutex_destroy() when attach
failed.
- If if_initialize() failed in the attach function, free resources and return.
- ifp is always not NULL in iwi_detach(). Check correctly with ifp->if_softc.
- If if_initialize() failed in the attach function, free resources and return.
- Fix error path in the attach function correctly.
If if_initialize() failed in the attach function, free resources and return.
If if_attach() failed in the attach function, free resources and return.
- If if_initialize() failed in the attach function, free resources and return.
- KNF
- If if_attach() failed in the attach function, free resources and return.
- KNF
Fix compile error.
Fix compile error.
We don't need '&mii', but just 'mii' for mii_detach().
Don't free sc_rthash twice
 1.61.2.1  28-Jul-2018  pgoyette Sync with HEAD
 1.62.2.2  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.62.2.1  10-Jun-2019  christos Sync with HEAD
 1.64.2.3  25-Nov-2019  martin Pull up following revision(s) (requested by msaitoh in ticket #474):

sys/dev/usb/if_upl.c: revision 1.68

Make it compilable with UPL_DEBUG.
 1.64.2.2  13-Sep-2019  martin Pull up following revision(s) (requested by mrg in ticket #197):

sys/dev/usb/if_url.c: revision 1.71
sys/dev/usb/usbnet.h: revision 1.15
sys/dev/usb/usb_mem.c: revision 1.72
sys/dev/usb/if_urndis.c: revision 1.24
sys/dev/usb/if_upl.c: revision 1.67
sys/dev/usb/usbnet.c: revision 1.25
sys/dev/usb/usbnet.c: revision 1.26
sys/dev/usb/usbnet.c: revision 1.27
sys/dev/usb/usbnet.c: revision 1.28

Teach urndis to handle some REMOTE_NDIS_INDICATE_STATUS_MSG. If the status
is reasonable, don't tell userland we got an error. Stops spurious EIO.
From openbsd.

Fix bug, remove {0,0} because we switched to usb_lookup().

s/no free/no freelist entry/ in a debug message.

fix a lock hang reported by sc.dying in PR#54495.

remove locking in usbnet_tick(). assume that all locking
needs are handled inside usbnet_tick_task(), which runs in
the usbtask thread. ensure that usbnet private is valid
before using it.

also check NULL private pointer in usbnet_isdying().
all the other cases should never happen.

don't try to set dying when we haven't usbnet_attach()d yet.
reported by maxv.

- use CALLARGS vs CALLED for better usbhist
- turn off usbnetdebug default
- log for all entry/exit points of usbnet_pipe_intr()
- in usbnet_start_locked() track whether any packet has been
transmitted for setting the timer. avoids spurious
"watchdog timeouts"
- in usbnet_stop() use callout_halt() vs callout_halt, and
also stop the usb task. fixes crash of usbtask after the
phy has detached.
- add a little more defensive checking in the tick task, and
add some high-log-level logs.
- in usbnet_detach() move the call to usbnet_stop_ifp() above
the calls to callout/usbtask stopping.
- set ec_mii and unp_pri to NULL when freeing their data

normalise an error message.

document usbnet_private locking. minor knf.
 1.64.2.1  01-Sep-2019  martin Pull up following revision(s) (requested by mrg in ticket #135):

distrib/sets/lists/comp/mi 1.2279
distrib/sets/lists/modules/mi 1.123
share/man/man9/Makefile 1.438
share/man/man9/usbnet.9 1.1-1.9
sys/dev/ic/rndisreg.h 1.3
sys/dev/usb/TODO 1.47-1.52
sys/dev/usb/TODO.usbmp 1.15,1.16
sys/dev/usb/files.usb 1.157-1.167
sys/dev/usb/if_aue.c 1.155-1.161
sys/dev/usb/if_auereg.h 1.30-1.32
sys/dev/usb/if_axe.c 1.103-1.119
sys/dev/usb/if_axen.c 1.51-1.53,1.55-1.67
sys/dev/usb/if_axenreg.h 1.15
sys/dev/usb/if_cdce.c 1.54-1.67
sys/dev/usb/if_cue.c 1.85,1.86
sys/dev/usb/if_cuereg.h 1.23
sys/dev/usb/if_kue.c 1.97-1.100
sys/dev/usb/if_kuereg.h 1.23,1.24
sys/dev/usb/if_mue.c 1.51-1.55
sys/dev/usb/if_muereg.h 1.6
sys/dev/usb/if_muevar.h 1.9
sys/dev/usb/if_smsc.c 1.46-1.61
sys/dev/usb/if_smscreg.h 1.6
sys/dev/usb/if_smscvar.h delete
sys/dev/usb/if_udav.c 1.60-1.71
sys/dev/usb/if_udavreg.h 1.14,1.15
sys/dev/usb/if_upl.c 1.65,1.66
sys/dev/usb/if_ure.c 1.15-1.31
sys/dev/usb/if_urevar.h 1.4,1.5
sys/dev/usb/if_url.c 1.67-1.70
sys/dev/usb/if_urlreg.h 1.14
sys/dev/usb/if_urndis.c 1.22-1.33
sys/dev/usb/if_urtwn.c 1.72
sys/dev/usb/ohci.c 1.290
sys/dev/usb/uhub.c 1.143
sys/dev/usb/usb.c 1.180
sys/dev/usb/usb.h 1.118
sys/dev/usb/usb_mem.c 1.71
sys/dev/usb/usb_subr.c 1.238,1.239
sys/dev/usb/usbdevs 1.772
sys/dev/usb/usbdi.c 1.183,1.186
sys/dev/usb/usbdi.h 1.97
sys/dev/usb/usbdi_util.c 1.75
sys/dev/usb/usbhist.h 1.5,1.6
sys/dev/usb/usbnet.c 1.1-1.24
sys/dev/usb/usbnet.h 1.1-1.14
sys/dev/usb/usbroothub.c 1.9
sys/dev/usb/xhci.c 1.109,1.110
sys/modules/Makefile 1.223
sys/modules/usbnet/Makefile 1.1

usbnet(9): Add common framework for USB network devices.
This bring various safety fixes to all updated drivers,
and includes locking clean up, detach safety when being
used or not, separate rx/tx locks to improve performance,
porting to NET_MPSAFE, many edge/error case bugs in
drivers fixed, as well as resovling PRs 54303 and 54308.
These drivers are converted: axe(4), axen(4), aue(4),
cdce(4), cue(4), kue(4), mue(4), smsc(4), udav(4),
upl(4), ure(4), url(4), and urndis(4).
 1.69.2.1  29-Feb-2020  ad Sync with head.
 1.77.8.2  16-Nov-2023  thorpej if_transmit_lock() and if_enqueue() are equivalent. if_enqueue() is
a better name, so collapse everything down to that and garbage-collect
if_transmit_lock().
 1.77.8.1  16-Nov-2023  thorpej IFQ_CLASSIFY() -> ifq_classify_packet().

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