History log of /freebsd/sys/dev/bnxt/bnxt_txrx.c (Results 1 – 25 of 108)
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Revision tags: vendor/llvm-project/llvmorg-18.1.5-0-g617a15a9eac9, vendor/NetBSD/bmake/20240430, vendor/libcbor/0.11.0, vendor/llvm-project/llvmorg-18.1.4-0-ge6c3289804a6, vendor/device-tree/6.8, vendor/device-tree/6.7, vendor/llvm-project/llvmorg-18.1.3-0-gc13b7485b879, vendor/device-tree/6.5, vendor/openssh/9.7p1, vendor/unbound/1.19.3, vendor/NetBSD/bmake/20240309, vendor/sqlite3/sqlite-3450100, vendor/llvm-project/llvmorg-18.1.1-0-gdba2a75e9c7e, vendor/got/diff/2023-09-15, release/13.3.0, vendor/libucl/20240206, vendor/xz/5.6.0, vendor/llvm-project/llvmorg-18.1.0-rc3-0-g6c90f8dd5463, vendor/llvm-project/llvmorg-18.1.0-rc2-53-gc7b0a6ecd442, vendor/arm-optimized-routines/v24.01, vendor/zlib/1.3.1, vendor/expat/2.6.0, vendor/unbound/1.19.1, vendor/tzcode/tzcode2024a, vendor/llvm-project/llvmorg-18.1.0-rc2-0-gc6c86965d967, vendor/tzdata/tzdata2024a, vendor/sendmail/8.18.1, vendor/acpica/20230628, vendor/acpica/20230331, vendor/llvm-project/llvmorg-18-init-18361-g22683463740e, vendor/libcxxrt/2024-01-25-fd484be8d1e94a1fcf6bc5c67e5c07b65ada19b6, vendor/llvm-project/llvmorg-18-init-18359-g93248729cfae, vendor/sqlite3/sqlite-3450000, vendor/NetBSD/bmake/20240108, vendor/llvm-project/llvmorg-18-init-16864-g3b3ee1f53424, vendor/llvm-project/llvmorg-18-init-16595-g7c00a5be5cde, vendor/llvm-project/llvmorg-18-init-16003-gfc5f51cf5af4, vendor/bc/6.7.4, vendor/ena-com/2.7.0, vendor/llvm-project/llvmorg-18-init-15692-g007ed0dccd6a, vendor/tzdata/tzdata2023d, vendor/openssh/9.6p1, vendor/llvm-project/llvmorg-18-init-15088-gd14ee76181fb, vendor/llvm-project/llvmorg-18-init-14265-ga17671084db1, vendor/llvm-project/llvmorg-17.0.6-0-g6009708b4367, vendor/xz/5.4.5
# fdafd315 24-Nov-2023 Warner Losh <imp@FreeBSD.org>

sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remov

sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/
Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/
Remove /\n+#if.*\n#endif.*\n+/
Remove /^#if.*\n#endif.*\n/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/

Sponsored by: Netflix

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Revision tags: vendor/llvm-project/llvmorg-17.0.5-0-g98bfdac5ce82, vendor/unbound/1.19.0, vendor/sqlite3/sqlite-3440000, release/14.0.0, vendor/bc/6.7.2, vendor/llvm-project/llvmorg-17.0.3-0-g888437e1b600, vendor/bsddialog/1.0, vendor/llvm-project/llvmorg-17.0.2-0-gb2417f51dbbd, vendor/openssh/9.5p1, vendor/llvm-project/llvmorg-17.0.1-25-g098e653a5bed, vendor/nvi/2.2.1, vendor/openssl/3.0.11, vendor/sqlite3/sqlite-3430100, vendor/unbound/1.18.0, vendor/NetBSD/bmake/20230909, vendor/openssl/1.1.1w, vendor/llvm-project/llvmorg-17.0.0-rc4-10-g0176e8729ea4, vendor/file/5.45, vendor/llvm-project/llvmorg-17.0.0-rc3-79-ga612cb0b81d8, vendor/krb5/1.21.2, vendor/unifdef/2.12, vendor/unifdef/2.11, 2023.08.19-b34f66deb02e188104, vendor/zlib/1.3
# 685dc743 16-Aug-2023 Warner Losh <imp@FreeBSD.org>

sys: Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/


Revision tags: vendor/less/v643, vendor/NetBSD/libc-vis/20230813, vendor/openssh/9.4p1, vendor/device-tree/6.4, vendor/device-tree/6.3, vendor/device-tree/6.2, vendor/device-tree/6.1, vendor/krb5/1.21.1, vendor/xz/5.4.4, vendor/openssl/3.0.10, vendor/openssl/1.1.1v, vendor/llvm-project/llvmorg-17-init-19311-gbc849e525f80, vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51, vendor/openssh/9.3p2, vendor/lua/5.4.6, vendor/NetBSD/bmake/20230622, vendor/openpam/XIMENIA, vendor/heimdal/7.8.0-2023-06-10-f62e2f278, vendor/openssl/3.0.9, vendor/llvm-project/llvmorg-16.0.6-0-g7cbf1a259152, vendor/ntp/4.2.8p17, vendor/llvm-project/llvmorg-16.0.5-0-g185b81e034ba, vendor/spleen/2.0.0, vendor/ntp/4.2.8p16, vendor/openssl/1.1.1u, vendor/sqlite3/sqlite-3420000, vendor/bc/6.6.0, vendor/llvm-project/llvmorg-16.0.4-0-gae42196bc493, vendor/NetBSD/bmake/20230510, vendor/xz/5.4.3, vendor/tcpdump/4.99.4, vendor/llvm-project/llvmorg-16.0.3-0-gda3cd333bea5, vendor/ldns/1.8.3, vendor/spleen/1.9.3, vendor/libpcap/1.10.4, vendor/spleen/1.6.0, vendor/less/v632, vendor/bc/6.5.0, vendor/libfido2/1.13.0, vendor/libfido2/1.12.0, vendor/libfido2/1.11.0, vendor/libfido2/1.10.0, vendor/libfido2/1.9.0, vendor/NetBSD/bmake/20230414, vendor/llvm-project/llvmorg-16.0.2-0-g18ddebe1a1a9, vendor/libcbor/0.10.2, vendor/tzcode/tzcode2023c, vendor/tzcode/tzcode2023b, vendor/tzcode/tzcode2023a, vendor/sqlite3/sqlite-3410200, vendor/llvm-project/llvmorg-16.0.1-0-gcd89023f7979, release/13.2.0, vendor/llvm-project/llvmorg-16.0.0-45-g42d1b276f779, vendor/llvm-project/llvmorg-16.0.0-0-g08d094a0e457, vendor/tzdata/tzdata2023c, vendor/libpcap/1.10.3, vendor/opencsd/v1.4.0, vendor/arm-optimized-routines/v23.01, vendor/tzdata/tzdata2023b, vendor/tzdata/tzdata2023a, vendor/xz/5.4.2, vendor/openssh/9.3p1, vendor/openssl/3.0.8, vendor/bc/6.4.0, vendor/sqlite3/sqlite-3410000, vendor/bc/6.3.1, vendor/bearssl/20230220, vendor/zlib/1.2.13, vendor/llvm-project/llvmorg-16.0.0-rc2-10-g073506d8c15c, vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41, vendor/NetBSD/bmake/20230208, vendor/byacc/20230201, vendor/openssl/1.1.1t, vendor/NetBSD/libedit/2023-01-06, vendor/openssh/9.2p1, vendor/tcsh/6.24.07, vendor/bc/6.2.2, vendor/bc/6.2.1, vendor/bc/6.2.0, vendor/bc/6.1.0, vendor/bc/6.0.4, vendor/NetBSD/bmake/20230126, vendor/Juniper/libxo/1.6.0, vendor/zstd/1.5.2, vendor/xz/5.4.1, vendor/sendmail/8.17.1, vendor/llvm-project/llvmorg-15.0.7-0-g8dfdcc7b7bf6, vendor/heimdal/7.8.0, vendor/sqlite3/sqlite-3400100, vendor/xz/5.4.0, vendor/tzcode/tzcode2022g, vendor/tzcode/tzcode2022f, vendor/tzcode/tzcode2022e, vendor/tzcode/tzcode2022d, vendor/xz/5.2.9, vendor/llvm-project/llvmorg-15.0.6-0-g088f33605d8a, vendor/tzdata/tzdata2022g, release/12.4.0, vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19
# 055196a7 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: Add support for admin down/up and jumbo

Make ifconfig up/down work, as well as adding support for jumbo frames.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36439


# 8945584f 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: add support for Thor controller

Added support for Thor controller.
Below are the supported operations:

1. IPv4 ping (ICMP)
2. iperf / netperf (IPv4 TCP)
3. Promiscuous (tcpdump)
4. Can ach

if_bnxt: add support for Thor controller

Added support for Thor controller.
Below are the supported operations:

1. IPv4 ping (ICMP)
2. iperf / netperf (IPv4 TCP)
3. Promiscuous (tcpdump)
4. Can achieve 20 Gbps on a 25 G link (Uni-Di)
5. Can achieve 60 Gbps on a 100 G link (Uni-Di)
6. Port level and queue level driver stats.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36438

show more ...


# 49a3df78 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: Convert all doorbell writes into function pointers

This is preparatory patch for making a base for Broadcom's Thor
controller support. It converts all doorbell writes into function
pointers

if_bnxt: Convert all doorbell writes into function pointers

This is preparatory patch for making a base for Broadcom's Thor
controller support. It converts all doorbell writes into function
pointers.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36437

show more ...


# 97315f68 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: update hsi_struct_def.h headers

Updates the drivers to Broadcom's latest:
HWRM Version 1.10.2.34 using HSI definition version 1.8.4

Reviewed by: imp
Differential Revision: https://reviews

if_bnxt: update hsi_struct_def.h headers

Updates the drivers to Broadcom's latest:
HWRM Version 1.10.2.34 using HSI definition version 1.8.4

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36436

show more ...


Revision tags: vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5, vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a, vendor/tzdata/tzdata2022a, vendor/openssl/1.1.1n, vendor/bsddialog/0.2, vendor/libcxxrt/2022-03-09-fd484be8d1e94a1fcf6bc5c67e5c07b65ada19b6, vendor/bc/5.2.3, vendor/llvm-project/llvmorg-14.0.0-rc2-12-g09546e1b5103, vendor/expat/2.4.6, vendor/openssh/8.9p1, vendor/llvm-project/llvmorg-13.0.1-0-g75e33f71c2da, vendor/llvm-project/llvmorg-14.0.0-rc1-74-g4dc3cb8e3255, vendor/unbound/1.15.0, vendor/NetBSD/bmake/20220208, vendor/bc/5.2.2, vendor/NetBSD/bmake/20220204, vendor/llvm-project/llvmorg-14-init-18315-g190be5457c90, vendor/llvm-project/llvmorg-14-init-18294-gdb01b123d012, vendor/terminus/terminus-font-4.49.1, vendor/bsddialog/0.1, vendor/llvm-project/llvmorg-14-init-17616-g024a1fab5c35, vendor/dma/2022-01-27, vendor/ena-com/2.5.0, vendor/wpa/2.10, vendor/expat/2.4.3, vendor/sqlite3/sqlite-3370200, vendor/wpa/gb26f5c0fe, vendor/sqlite3/sqlite-3370100, vendor/file/5.41, vendor/llvm-project/llvmorg-14-init-13186-g0c553cc1af2e, vendor/bsddialog/0.0.2, vendor/NetBSD/bmake/20211212, vendor/openssl/1.1.1m, vendor/unbound/1.14.0, vendor/bsddialog/0.0.1, vendor/unbound/1.14.0rc1, vendor/llvm-project/llvmorg-14-init-11187-g222442ec2d71, release/12.3.0, upstream/12.3.0, vendor/wpa/g14ab4a816, vendor/bc/5.2.1, vendor/bc/5.2.0, vendor/bsddialog/2021-11-24, vendor/llvm-project/llvmorg-14-init-10223-g401b76fdf2b3, vendor/llvm-project/llvmorg-14-init-10186-gff7f2cfa959b, vendor/mandoc/1.14.6, vendor/openssh/8.8p1, vendor/ck/2021029, vendor/tzdata/tzdata2021e, vendor/tzdata/tzdata2021d, vendor/bc/5.1.1, vendor/bc/5.1.0, vendor/tzdata/tzdata2021c, vendor/libfido2/1.8.0, vendor/libcbor/0.8.0, vendor/acpica/20210930, vendor/llvm-project/llvmorg-13.0.0-0-gd7b669b3a303, vendor/llvm-project/llvmorg-13.0.0-rc4-0-gd7b669b3a303, vendor/tzdata/tzdata2021b, vendor/dma/2021-07-10, vendor/NetBSD/libedit/2021-09-10, vendor/bc/5.0.2, vendor/llvm-project/llvmorg-13.0.0-rc3-8-g08642a395f23, vendor/llvm-project/llvmorg-13.0.0-rc2-43-gf56129fe78d5, vendor/openssl/1.1.1l, vendor/openssh/8.7p1, vendor/llvm-project/llvmorg-13.0.0-rc1-97-g23ba3732246a, vendor/llvm-project/llvmorg-13.0.0-rc1-0-gd6974c010878, vendor/unbound/1.13.2, vendor/one-true-awk/0592de4a, vendor/acpica/20210730, vendor/llvm-project/llvmorg-13-init-16854-g6b2e4c5a58d7, vendor/llvm-project/llvmorg-12.0.1-0-gfed41342a82f, vendor/llvm-project/llvmorg-12.0.1-rc2-0-ge7dac564cd0e, vendor/llvm-project/llvmorg-13-init-16847-g88e66fa60ae5, vendor/less/v590, llvmorg-12.0.1-0-gfed41342a82f, vendor/one-true-awk/1e4bc42c53a1, vendor/device-tree/5.13, vendor/device-tree/5.12, vendor/NetBSD/bmake/20210621, vendor/ena-com/2.4.0, vendor/NetBSD/vis/20210621, llvmorg-12.0.1-rc2-0-ge7dac564cd0e, vendor/acpica/20210604, vendor/nvi/2.2.0-3bbdfe4, vendor/tcsh/6.22.04, vendor/bc/4.0.2, vendor/sqlite3/sqlite-3350500, vendor/less/v581.2, vendor/bc/4.0.1, vendor/openssh/8.6p1, vendor/openssh/8.5p1, vendor/llvm-project/llvmorg-12.0.0-0-gd28af7c654d8, vendor/less/v581, vendor/google/capsicum-test/ea66424d921bb393539b298c108a46edee5c3051, release/13.0.0, upstream/13.0.0, vendor/bc/4.0.0, vendor/acpica/20210331, vendor/NetBSD/libedit/2021-03-28, vendor/openssl/1.1.1k, vendor/device-tree/5.11, vendor/NetBSD/libedit/2020-07-10, vendor/libucl/20210314, vendor/bc/3.3.4, vendor/wpa/g9d9b42306541, vendor/tcsh/6.22.03-ceccc7f, bc/3.3.3, vendor/google/capsicum-test/20210302, vendor/dialog/1.3-20210117, vendor/ncurses/6.2-20210220, vendor/arm-optimized-routines/v21.02, vendor/libcxxrt/2021-02-18-8049924686b8414d8e652cbd2a52c763b48e8456, vendor/bc/bc-3.3.0, vendor/llvm-project/llvmorg-12.0.0-rc1-109-gd5d089bf08c9, vendor/llvm-project/llvmorg-12-init-17869-g8e464dd76bef, vendor/openssl/1.1.1j, vendor/google/capsicum-test/7707222b46abe52d18fd4fbb76115ffdb3e6f74b, vendor/openssh/8.4p1, vendor/openssh/8.3p1, vendor/openssh/8.2p1, vendor/openssh/8.1p1, vendor/openzfs/20210210, vendor/subversion/subversion-1.14.1, vendor/NetBSD/bmake/20210206, vendor/unbound/1.13.1, vendor/bc/3.2.6, vendor/atf/20210128, vendor/sqlite3/sqlite-3340100, vendor/tzdata/tzdata2021a, vendor/device-tree/5.10, vendor/device-tree/5.9, vendor/NetBSD/bmake/20210110, vendor/openzfs/20210107, vendor/acpica/20210105, vendor/acpica/20201217, vendor/llvm-project/llvmorg-11.0.1-0-g43ff75f2c3fe, vendor/llvm-project/llvmorg-11.0.1-rc2-0-g43ff75f2c3f, vendor/pnglite/20130820, vendor/terminus/terminus-font-4.48, vendor/tzdata/tzdata2020f, vendor/libarchive/3.5.1, vendor/bc/3.2.4, vendor/lua/5.4.2, vendor/zstd/1.4.8, vendor/tzdata/tzdata2020e, vendor/unbound/1.13.0, vendor/openssl/1.1.1i, vendor/bc/3.2.3, vendor/libarchive/3.5.0, vendor/bc/3.2.0, vendor/NetBSD/bmake/20201117, vendor/ena-com/2.3.0, vendor/ena-com/2.2.1, vendor/acpica/20201113, vendor/NetBSD/bmake/20201101, vendor/unbound/1.12.0, vendor/less/v563, release/12.2.0, upstream/12.2.0, vendor/tzdata/tzdata2020d, vendor/tzdata/tzdata2020c, vendor/openzfs/2.0.0-rc3-gfc5966, vendor/lua/5.3.6, vendor/llvm-project/llvmorg-11.0.0-0-g176249bd673, vendor/acpica/20200925, vendor/tzdata/tzdata2020b, vendor/openzfs/2.0-rc3-gfc5966, vendor/llvm-project/llvmorg-11.0.0-rc5-0-g60a25202a7d, vendor/bc/3.1.6, vendor/nvi/2.2.0-05ed8b9, vendor/openssl/1.1.1h, vendor/openzfs/2.0-rc2-g4ce06f, vendor/llvm-project/llvmorg-11.0.0-rc2-91-g6e042866c30, vendor/lib9p/9d5aee77bcc1bf0e79b0a3bfefff5fdf2146283c, vendor/nvi/2.2.0, vendor/NetBSD/bmake/20200902, vendor/openzfs/2.0-rc1-gfd20a8
# 35d8a463 01-Sep-2020 Vincenzo Maffione <vmaffione@FreeBSD.org>

iflib: leave only 1 receive descriptor unused

The pidx argument of isc_rxd_flush() indicates which is the last valid
receive descriptor to be used by the NIC. However, current code has
multiple issu

iflib: leave only 1 receive descriptor unused

The pidx argument of isc_rxd_flush() indicates which is the last valid
receive descriptor to be used by the NIC. However, current code has
multiple issues:
- Intel drivers write pidx to their RDT register, which means that
NICs will only use the descriptors up to pidx-1 (modulo ring size N),
and won't actually use the one pointed by pidx. This does not break
reception, but it is anyway confusing and suboptimal (the NIC will
actually see only N-2 descriptors as available, rather than N-1).
Other drivers (if_vmx, if_bnxt, if_mgb) adhere to this semantic).
- The semantic used by Intel (RDT is one descriptor past the last
valid one) is used by most (if not all) NICs, and it is also used
on the TX side (also in iflib). Since iflib is not currently
using this semantic for RX, it must decrement fl->ifl_pidx
(modulo N) before calling isc_rxd_flush(), and then the
per-driver callback implementation must increment the index
again (to match the real semantic). This is confusing and suboptimal.
- The iflib refill function is also called at initialization.
However, in case the ring size is smaller than 128 (e.g. if_mgb),
the refill function will actually prepare all the receive
descriptors (N), without leaving one unused, as most of NICs assume
(e.g. to avoid RDT to overrun RDH). I can speculate that the code
looks like this right now because this issue showed up during
testing (e.g. with if_mgb), and it was easy to workaround by
decrementing pidx before isc_rxd_flush().

The goal of this change is to simplify the code (removing a bunch
of instructions from the RX fast path), and to make the semantic of
isc_rxd_flush() consistent across drivers. To achieve this, we:
- change the semantics of the pidx argument to the usual one (that
is the index one past the last valid one), so that both iflib and
drivers avoid the decrement/increment dance.
- fix the initialization code to prepare at most N-1 descriptors.

Reviewed by: markj
MFC after: 2 weeks
Differential Revision: https://reviews.freebsd.org/D26191

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Revision tags: vendor/openzfs/2.0-rc1-ga00c61, vendor/openzfs/2.0-rc0-g184df27, vendor/llvm-project/llvmorg-11.0.0-rc2-0-g414f32a9e86, vendor/unbound/1.11.0, vendor/sqlite3/sqlite-3330000, vendor/llvm-project/llvmorg-11.0.0-rc1-47-gff47911ddfc, vendor/bc/3.1.5, vendor/device-tree/5.8, vendor/bc/3.1.4, vendor/llvm-project/llvmorg-11.0.0-rc1-25-g903c872b169, vendor/pcg-c/20190718-83252d9, vendor/llvm-project/llvmorg-11-init-20933-g3c1fca803bc, vendor/llvm-project/llvmorg-11-init-20887-g2e10b7a39b9, vendor/acpica/20200717, vendor/sendmail/8.16.1, vendor/NetBSD/bmake/20200710, vendor/bc/3.1.3, vendor/NetBSD/bmake/20200704, vendor/sqlite3/sqlite-3320300, vendor/bc/3.1.1, vendor/NetBSD/bmake/20200629, vendor/llvm-project/llvmorg-10.0.1-0-gef32c611aa2, vendor/llvm-project/llvmorg-10.0.1-rc2-0-g77d76b71d7d, vendor/bc/3.0.2, vendor/llvm-project/llvmorg-10.0.0-129-gd24d5c8e308, vendor/ntp/4.2.8p15, vendor/byacc/20200330, vendor/llvm-project/llvmorg-10.0.0-97-g6f71678ecd2, vendor/flex/2.6.4, vendor/file/5.39, vendor/blocklist/20200615, vendor/opencsd/v0.14.2, vendor/sqlite3/sqlite-3320200, release/11.4.0, upstream/11.4.0, vendor/sqlite3/sqlite-3320000, vendor/NetBSD/bmake/20200606, vendor/device-tree/5.7, vendor/edk2/ca407c7246bf405da6d9b1b9d93e5e7f17b4b1f9, vendor/subversion/subversion-1.14.0, vendor/apr/apr-1.7.0, vendor/acpica/20200528, vendor/ena-com/2.2.0, vendor/zstd/1.4.5, vendor/llvm-project/llvmorg-10.0.1-rc1-0-gf79cd71e145, vendor/unbound/1.10.1, vendor/NetBSD/bmake/20200517, vendor/libarchive/3.4.3, vendor/acpica/20200430, vendor/lib9p/7ddb1164407da19b9b1afb83df83ae65a71a9a66, vendor/tzdata/tzdata2020a, vendor/openssl/1.1.1g, vendor/sqlite3/sqlite-3310100, vendor/device-tree/5.6, vendor/google/googletest/1.10.0, vendor/llvm-project/llvmorg-10.0.0-0-gd32170dbd5b, vendor/bsnmp/1.14, vendor/openssl/1.1.1f, vendor/acpica/20200326, vendor/xz/5.2.5, vendor/llvm-project/llvmorg-10.0.0-rc4-5-g52c365aa9ca, vendor/openssl/1.1.1e, vendor/kyua/0.13-a685f91, 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vendor/Juniper/libxo/0.9.0, vendor/file/5.33
# 24a7d6d3 19-May-2018 Matt Macy <mmacy@FreeBSD.org>

netmap and iflib drivers, silence unused var warnings


Revision tags: vendor/NetBSD/bmake/20180512, vendor/xz/5.2.4, vendor/ck/20180517, vendor/unbound/1.7.1, vendor/unbound/1.7.0, vendor/unbound/1.6.8, vendor/unbound/1.6.7, vendor/unbound/1.6.6, vendor/unbound/1.6.5, vendor/unbound/1.6.4, vendor/unbound/1.6.3, vendor/unbound/1.6.2, vendor/unbound/1.6.1, vendor/ena-com/1.1.4.5, vendor/acpica/20180508, vendor/sqlite3/sqlite-3230100, vendor/subversion/subversion-1.10.0, vendor/openssh/7.7p1, vendor/openssh/7.6p1, vendor/tzdata/tzdata2018e, vendor/acpica/20180427, vendor/elftoolchain/elftoolchain-r3614, vendor/device-tree/4.16
# fbf8b74c 11-Apr-2018 Mark Johnston <markj@FreeBSD.org>

Use C99 initializers for iflib function tables.

Reviewed by: sbruno
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D15041


Revision tags: vendor/opencsd/900407e9d6400f6541138d6c2e483a9fc2d699a4, vendor/heimdal/7.5.0, vendor/krb5/1.16, vendor/ck/20180304, vendor/openssl/1.0.2o, vendor/tzdata/tzdata2018d, vendor/processor-trace/24982c1a6fce48f1e416461d42899805f74fbb26, vendor/acpica/20180313, vendor/lld/lld-release_600-r326565, vendor/clang/clang-release_600-r326565, vendor/llvm/llvm-release_600-r326565, vendor/NetBSD/bmake/20180222, vendor/ntp/4.2.8p11, vendor/lldb/lldb-release_60-r325932, vendor/lldb/lldb-release_600-r326565, vendor/lld/lld-release_60-r325932, vendor/clang/clang-release_60-r325932, vendor/llvm/llvm-release_60-r325932, vendor/less/v530, vendor/lldb/lldb-release_60-r325330, vendor/lld/lld-release_60-r325330, vendor/libc++/libc++-release_60-r325330, vendor/libc++/libc++-release_60-r325932, vendor/libc++/libc++-release_600-r326565, vendor/compiler-rt/compiler-rt-release_60-r325330, vendor/compiler-rt/compiler-rt-release_60-r325932, vendor/compiler-rt/compiler-rt-release_600-r326565, vendor/clang/clang-release_60-r325330, vendor/llvm/llvm-release_60-r325330, vendor/device-tree/4.15, vendor/acpica/20180209, vendor/lld/lld-release_60-r324090, vendor/clang/clang-release_60-r324090, vendor/llvm/llvm-release_60-r324090, vendor/lld/lld-release_60-r323948, vendor/compiler-rt/compiler-rt-release_60-r323948, vendor/compiler-rt/compiler-rt-release_60-r324090, vendor/clang/clang-release_60-r323948, vendor/llvm/llvm-release_60-r323948, vendor/lldb/lldb-release_60-r323338, vendor/lldb/lldb-release_60-r323948, vendor/lldb/lldb-release_60-r324090, vendor/lld/lld-release_60-r323338, vendor/libc++/libc++-release_60-r323338, vendor/libc++/libc++-release_60-r323948, vendor/libc++/libc++-release_60-r324090, vendor/compiler-rt/compiler-rt-release_60-r323338, vendor/clang/clang-release_60-r323338, vendor/llvm/llvm-release_60-r323338, vendor/tzdata/tzdata2018c, vendor/libfdt/1.4.6, vendor/tzdata/tzdata2018a, vendor/dtc/1.4.6, vendor/lldb/lldb-release_60-r321788, vendor/lld/lld-release_60-r321788, vendor/libc++/libc++-release_60-r321788, vendor/compiler-rt/compiler-rt-release_60-r321788, vendor/clang/clang-release_60-r321788, vendor/llvm/llvm-release_60-r321788, vendor/acpica/20180105, vendor/compiler-rt/compiler-rt-trunk-r321545, vendor/llvm/llvm-trunk-r321545, vendor/lldb/lldb-trunk-r321530, vendor/lldb/lldb-trunk-r321545, vendor/lld/lld-trunk-r321530, vendor/lld/lld-trunk-r321545, vendor/libc++/libc++-trunk-r321530, vendor/libc++/libc++-trunk-r321545, vendor/compiler-rt/compiler-rt-trunk-r321530, vendor/clang/clang-trunk-r321530, vendor/clang/clang-trunk-r321545, vendor/llvm/llvm-trunk-r321530, vendor/lld/lld-trunk-r321426, vendor/clang/clang-trunk-r321426, vendor/llvm/llvm-trunk-r321426, vendor/lldb/lldb-trunk-r321414, vendor/lldb/lldb-trunk-r321426, vendor/lld/lld-trunk-r321414, vendor/libc++/libc++-trunk-r321414, vendor/libc++/libc++-trunk-r321426, vendor/compiler-rt/compiler-rt-trunk-r321414, vendor/compiler-rt/compiler-rt-trunk-r321426, vendor/clang/clang-trunk-r321414, vendor/llvm/llvm-trunk-r321414, vendor/lldb/lldb-trunk-r321017, vendor/lld/lld-trunk-r321017, vendor/libc++/libc++-trunk-r321017, vendor/compiler-rt/compiler-rt-trunk-r321017, vendor/clang/clang-trunk-r321017, vendor/llvm/llvm-trunk-r321017, vendor/lld/lld-release_501-r320880, vendor/clang/clang-release_501-r320880, vendor/llvm/llvm-release_501-r320880, vendor/acpica/20171214, vendor/openssl/1.0.2n, vendor/lldb/lldb-release_50-r319231, vendor/lldb/lldb-release_501-r320880, vendor/lld/lld-release_50-r319231, vendor/libc++/libc++-release_50-r319231, vendor/libc++/libc++-release_501-r320880, vendor/clang/clang-release_50-r319231, vendor/llvm/llvm-release_50-r319231, vendor/lua/5.3.4, vendor/NetBSD/libc-vis/20171127, vendor/less/v529, vendor/device-tree/4.14, vendor/acpica/20171110
# c28d08e5 09-Nov-2017 Sean Bruno <sbruno@FreeBSD.org>

Fix issue with VXLAN-ecapsulated rx h/w checksumming.

Submitted by: grehan
Reviewed by: bhargava.marreddy@broadcom.com
Differential Revision: https://reviews.freebsd.org/D12976


Revision tags: vendor/zstd/1.3.2, vendor/ena-com/1.1.4.4, vendor/openssl/1.0.2m, vendor/NetBSD/bmake/20171028, vendor/ena-com/1.1.4.3, vendor/tzdata/tzdata2017c, vendor/device-tree/4.13, vendor/wpa/2.6, vendor/mandoc/1.14.3, vendor/acpica/20170929, release/10.4.0, upstream/10.4.0, vendor/tcpdump/4.9.2, vendor/file/5.32, vendor/NetBSD/libedit/2017-09-05, vendor/clang/clang-release_500-r312559, vendor/llvm/llvm-release_500-r312559, vendor/lldb/lldb-release_50-r312293, vendor/lldb/lldb-release_500-r312559, vendor/lld/lld-release_50-r312293, vendor/lld/lld-release_500-r312559, vendor/libc++/libc++-release_50-r312293, vendor/libc++/libc++-release_500-r312559, vendor/compiler-rt/compiler-rt-release_50-r312293, vendor/compiler-rt/compiler-rt-release_50-r319231, vendor/compiler-rt/compiler-rt-release_500-r312559, vendor/compiler-rt/compiler-rt-release_501-r320880, vendor/clang/clang-release_50-r312293, vendor/llvm/llvm-release_50-r312293, vendor/ctfdump/20170831, vendor/acpica/20170831, vendor/lldb/lldb-release_50-r311606, vendor/compiler-rt/compiler-rt-release_50-r311606, vendor/clang/clang-release_50-r311606, vendor/llvm/llvm-release_50-r311606, vendor/zstd/1.3.1, vendor/lld/lld-release_50-r311219, vendor/lld/lld-release_50-r311606, vendor/libc++/libc++-release_50-r311219, vendor/libc++/libc++-release_50-r311606, vendor/clang/clang-release_50-r311219, vendor/llvm/llvm-release_50-r311219, vendor/sqlite3/sqlite-3200000, vendor/subversion/subversion-1.9.7, vendor/libc++/libc++-release_50-r310316, vendor/clang/clang-release_50-r310316, vendor/llvm/llvm-release_50-r310316, vendor/Juniper/libxo/0.8.4, vendor/openssh/7.5p1, vendor/ena-com/1.1.4.2, vendor/mandoc/1.14.2, vendor/lldb/lldb-release_50-r309439, vendor/lldb/lldb-release_50-r310316, vendor/lldb/lldb-release_50-r311219, vendor/lld/lld-release_50-r309439, vendor/lld/lld-release_50-r310316, vendor/libc++/libc++-release_50-r309439, vendor/clang/clang-release_50-r309439, vendor/llvm/llvm-release_50-r309439, vendor/acpica/20170728, zfs-0.7.0, vendor/NetBSD/bmake/20170720, release/11.1.0, upstream/11.1.0, vendor/lldb/lldb-trunk-r308421, vendor/lld/lld-trunk-r308421, vendor/libc++/libc++-trunk-r308421, vendor/compiler-rt/compiler-rt-release_50-r309439, vendor/compiler-rt/compiler-rt-release_50-r310316, vendor/compiler-rt/compiler-rt-release_50-r311219, vendor/compiler-rt/compiler-rt-trunk-r308421, vendor/clang/clang-trunk-r308421, vendor/llvm/llvm-trunk-r308421, vendor/NetBSD/bmake/20170711, vendor/zstd/1.3.0, vendor/lldb/lldb-trunk-r307894, vendor/lld/lld-trunk-r307894, vendor/libc++/libc++-trunk-r307894, vendor/compiler-rt/compiler-rt-trunk-r307894, vendor/clang/clang-trunk-r307894, vendor/llvm/llvm-trunk-r307894, zfs-0.7.0-rc5, vendor/libarchive/3.3.2, vendor/device-tree/4.12, vendor/krb5/1.15.1
# 87890dba 03-Jul-2017 Sean Bruno <sbruno@FreeBSD.org>

bnxt(4) Enable LRO support, redux

iflib - reset fl-ifl_fragidx to 0 on iflib_fl_bufs_free(). This caused the
panic in em/igb when adding it to a bridge device.

iflib - Handle out of order packet d

bnxt(4) Enable LRO support, redux

iflib - reset fl-ifl_fragidx to 0 on iflib_fl_bufs_free(). This caused the
panic in em/igb when adding it to a bridge device.

iflib - Handle out of order packet delivery from hardware in support of LRO

Out of order updates to rxd's is fixed in r315217. However, it is not
completely fixed. While refilling the buffers, iflib is not considering
the out of order descriptors. Hence, it is refilling sequentially.
"idx" variable in _iflib_fl_refill routine is incremented sequentially.
By doing refilling sequentially, it will override the SGEs that
are *IN USE* by other connections. Fix is to maintain a bitmap of
rx descriptors and differentiate the used one with unused one and
refill only at the unused indices. This patch also fixes a
few bugs in bnxt, related to the same feature.

Submitted by: bhargava.marreddy@broadcom.com
Reviewed by: venkatkumar.duvvuru@broadcom.com shurd
Differential Revision: https://reviews.freebsd.org/D10681

show more ...


Revision tags: vendor/lldb/lldb-trunk-r306956, vendor/lld/lld-trunk-r306956, vendor/libc++/libc++-trunk-r306956, vendor/compiler-rt/compiler-rt-trunk-r306956, vendor/clang/clang-trunk-r306956, vendor/llvm/llvm-trunk-r306956, vendor/acpica/20170629, vendor/pjdfstest/0.1, vendor/lldb/lldb-trunk-r306325, vendor/lld/lld-trunk-r306325, vendor/libc++/libc++-trunk-r306325, vendor/compiler-rt/compiler-rt-trunk-r306325, vendor/clang/clang-trunk-r306325, vendor/llvm/llvm-trunk-r306325, vendor/elftoolchain/elftoolchain-r3561, vendor/device-tree/4.11
# fa5416a8 17-Jun-2017 Sean Bruno <sbruno@FreeBSD.org>

Revert r319989 "bnxt(4) Enable LRO support"

This generates startup LORs and panics when adding elements to bridge
devices. I will document further in https://reviews.freebsd.org/D10681

PR: 220073
S

Revert r319989 "bnxt(4) Enable LRO support"

This generates startup LORs and panics when adding elements to bridge
devices. I will document further in https://reviews.freebsd.org/D10681

PR: 220073
Submitted by: dchagin
Reported by: db

show more ...


Revision tags: vendor/lldb/lldb-trunk-r305575, vendor/lld/lld-trunk-r305575, vendor/libc++/libc++-trunk-r305575, vendor/compiler-rt/compiler-rt-trunk-r305575, vendor/clang/clang-trunk-r305575, vendor/llvm/llvm-trunk-r305575, vendor/Juniper/libxo/0.8.2
# 51a621f7 15-Jun-2017 Sean Bruno <sbruno@FreeBSD.org>

bnxt(4) Enable LRO support

iflib - Handle out of order packet delivery from hardware in support of LRO

Out of order updates to rxd's is fixed in r315217. However, it is not
completely fixed. While

bnxt(4) Enable LRO support

iflib - Handle out of order packet delivery from hardware in support of LRO

Out of order updates to rxd's is fixed in r315217. However, it is not
completely fixed. While refilling the buffers, iflib is not considering
the out of order descriptors. Hence, it is refilling sequentially.
"idx" variable in _iflib_fl_refill routine is incremented sequentially.
By doing refilling sequentially, it will override the SGEs that
are *IN USE* by other connections. Fix is to maintain a bitmap of
rx descriptors and differentiate the used one with unused one and
refill only at the unused indices. This patch also fixes a
few bugs in bnxt, related to the same feature.

Submitted by: bhargava.marreddy@broadcom.com
Reviewed by: shurd@
Differential Revision: https://reviews.freebsd.org/D10681

show more ...


Revision tags: vendor/lldb/lldb-trunk-r305145, vendor/lld/lld-trunk-r305145, vendor/libc++/libc++-trunk-r305145, vendor/compiler-rt/compiler-rt-trunk-r305145, vendor/clang/clang-trunk-r305145, vendor/llvm/llvm-trunk-r305145, vendor/Juniper/libxo/0.8.1, vendor/mandoc/20170608, vendor/Juniper/libxo/0.8.0, vendor/lldb/lldb-trunk-r304659, vendor/lld/lld-trunk-r304659, vendor/libc++/libc++-trunk-r304659, vendor/compiler-rt/compiler-rt-trunk-r304659, vendor/clang/clang-trunk-r304659, vendor/llvm/llvm-trunk-r304659, vendor/lldb/lldb-trunk-r304460, vendor/lld/lld-trunk-r304460, vendor/libc++/libc++-trunk-r304460, vendor/compiler-rt/compiler-rt-trunk-r304460, vendor/clang/clang-trunk-r304460, vendor/llvm/llvm-trunk-r304460, vendor/acpica/20170531, vendor/byacc/20170430, vendor/lldb/lldb-trunk-r304222, vendor/lld/lld-trunk-r304222, vendor/libc++/libc++-trunk-r304222, vendor/clang/clang-trunk-r304222, vendor/llvm/llvm-trunk-r304222, vendor/lldb/lldb-trunk-r304149, vendor/lld/lld-trunk-r304149, vendor/libc++/libc++-trunk-r304149, vendor/compiler-rt/compiler-rt-trunk-r304149, vendor/compiler-rt/compiler-rt-trunk-r304222, vendor/clang/clang-trunk-r304149, vendor/llvm/llvm-trunk-r304149, vendor/openssl/1.0.2l, vendor/lldb/lldb-trunk-r303571, vendor/lld/lld-trunk-r303571, vendor/libc++/libc++-trunk-r303571, vendor/compiler-rt/compiler-rt-trunk-r303571, vendor/clang/clang-trunk-r303571, vendor/llvm/llvm-trunk-r303571, vendor/lldb/lldb-trunk-r303291, vendor/lld/lld-trunk-r303291, vendor/libc++/libc++-trunk-r303291, vendor/compiler-rt/compiler-rt-trunk-r303291, vendor/clang/clang-trunk-r303291, vendor/llvm/llvm-trunk-r303291, vendor/lldb/lldb-trunk-r303197, vendor/lld/lld-trunk-r303197, vendor/libc++/libc++-trunk-r303197, vendor/compiler-rt/compiler-rt-trunk-r303197, vendor/clang/clang-trunk-r303197, vendor/llvm/llvm-trunk-r303197, vendor/Juniper/libxo/0.7.2, vendor/lldb/lldb-trunk-r302418, vendor/lld/lld-trunk-r302418, vendor/libc++/libc++-trunk-r302418, vendor/compiler-rt/compiler-rt-trunk-r302418, vendor/clang/clang-trunk-r302418, vendor/llvm/llvm-trunk-r302418, vendor/zstd/1.2.0, zfs-0.7.0-rc4, vendor/lldb/lldb-trunk-r302069, vendor/lld/lld-trunk-r302069, vendor/compiler-rt/compiler-rt-trunk-r302069, vendor/clang/clang-trunk-r302069, vendor/llvm/llvm-trunk-r302069, vendor/NetBSD/blacklist/20170503, vendor/lldb/lldb-trunk-r301939, vendor/lld/lld-trunk-r301939, vendor/compiler-rt/compiler-rt-trunk-r301939, vendor/clang/clang-trunk-r301939, vendor/llvm/llvm-trunk-r301939, vendor/openpam/RESEDACEA, vendor/less/v491, vendor/ena-com/1.1.4.1, vendor/llvm/llvm-trunk-r301441, vendor/lldb/lldb-trunk-r301441, vendor/lld/lld-trunk-r301441, vendor/libc++/libc++-trunk-r301441, vendor/libc++/libc++-trunk-r301939, vendor/libc++/libc++-trunk-r302069, vendor/compiler-rt/compiler-rt-trunk-r301441, vendor/clang/clang-trunk-r301441, vendor/less/v487, vendor/NetBSD/bmake/20170420, vendor/lldb/lldb-trunk-r300890, vendor/lld/lld-trunk-r300890, vendor/libc++/libc++-trunk-r300890, vendor/compiler-rt/compiler-rt-trunk-r300890, vendor/clang/clang-trunk-r300890, vendor/llvm/llvm-trunk-r300890, vendor/elftoolchain/elftoolchain-r3520, vendor/lldb/lldb-trunk-r300422, vendor/lld/lld-trunk-r300422, vendor/libc++/libc++-trunk-r300422, vendor/compiler-rt/compiler-rt-trunk-r300422, vendor/clang/clang-trunk-r300422, vendor/llvm/llvm-trunk-r300422, vendor/zstd/1.1.4, vendor/NetBSD/bmake/20170413, vendor/ck/20170407, vendor/tzdata/tzdata2017b
# a066d74b 27-Mar-2017 Sean Bruno <sbruno@FreeBSD.org>

Change the default rss_type to M_HASHTYPE_OPAQUE_HASH.

Submitted by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D9905


Revision tags: vendor/libcxxrt/2017-03-22-8a853717e61d5d55cbdf74d9d0a7545da5d5ff92, vendor/ntp/4.2.8p10, vendor/tcsh/6.20.00
# 883722a4 14-Mar-2017 Sean Bruno <sbruno@FreeBSD.org>

Restore changes for RSS routing improvements made in 314369 that were
reverted in the IFLIB update I made in 315217.

Submitted by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>


# 95246abb 13-Mar-2017 Sean Bruno <sbruno@FreeBSD.org>

IFLIB updates
- unconditionally enable BUS_DMA on non-x86 architectures
- speed up rxd zeroing via customized function
- support out of order updates to rxd's
- add prefetching to hardware descriptor

IFLIB updates
- unconditionally enable BUS_DMA on non-x86 architectures
- speed up rxd zeroing via customized function
- support out of order updates to rxd's
- add prefetching to hardware descriptor rings
- only prefetch on 10G or faster hardware
- add seperate tx queue intr function
- preliminary rework of NETMAP interfaces, WIP

Submitted by: Matt Macy <mmacy@nextbsd.org>
Sponsored by: Limelight Networks

show more ...


Revision tags: vendor/dtc/1.4.3, vendor/lld/lld-release_400-r297347, vendor/libc++/libc++-release_400-r297347, vendor/clang/clang-release_400-r297347, vendor/llvm/llvm-release_400-r297347, vendor/edk2/7babb4372e6a34cbbc54249b25056272a5a9924c, vendor/device-tree/4.10, vendor/NetBSD/bmake/20170301, vendor/acpica/20170303, vendor/libarchive/3.3.1, vendor/dma/20170210, vendor/ck/20170228, vendor/llvm/llvm-release_40-r296509, vendor/acpica/20170224
# bad52b16 28-Feb-2017 Stephen Hurd <shurd@FreeBSD.org>

bnxt: propagate RSS hash type to the network stack.

RSS hash type will be used to identify the CPU on to which, a receive packet
will be queued. This patch extracts the "RSS hash type" from the rec

bnxt: propagate RSS hash type to the network stack.

RSS hash type will be used to identify the CPU on to which, a receive packet
will be queued. This patch extracts the "RSS hash type" from the receive
completion and sends it to the stack.

Submitted by: Venkatkumar Duvvuru <venkatkumar.duvvuru@broadcom.com>
Reviewed by: shurd
Approved by: sbruno
MFC after: 1 week
Sponsored by: Broadcom Limited
Differential Revision: https://reviews.freebsd.org/D9685

show more ...


Revision tags: vendor/lld/lld-release_40-r296202, vendor/lld/lld-release_40-r296509, vendor/clang/clang-release_40-r296202, vendor/clang/clang-release_40-r296509, vendor/llvm/llvm-release_40-r296202, vendor/clang/clang-release_40-r296002, vendor/llvm/llvm-release_40-r296002, vendor/clang/clang-release_40-r295910, vendor/llvm/llvm-release_40-r295910, vendor/mandoc/1.4.1, vendor/openpam/RADULA, vendor/mandoc/1.4.1rc2, vendor/libucl/20170219, vendor/libc++/libc++-release_40-r295380, vendor/libc++/libc++-release_40-r295910, vendor/libc++/libc++-release_40-r296002, vendor/libc++/libc++-release_40-r296202, vendor/libc++/libc++-release_40-r296509, vendor/compiler-rt/compiler-rt-release_40-r295380, vendor/compiler-rt/compiler-rt-release_40-r295910, vendor/compiler-rt/compiler-rt-release_40-r296002, vendor/compiler-rt/compiler-rt-release_40-r296202, vendor/compiler-rt/compiler-rt-release_40-r296509, vendor/compiler-rt/compiler-rt-release_400-r297347, vendor/clang/clang-release_40-r295380, vendor/llvm/llvm-release_40-r295380, vendor/libpcap/1.8.1, vendor/lld/lld-release_40-r294803, vendor/lld/lld-release_40-r295380, vendor/lld/lld-release_40-r295910, vendor/lld/lld-release_40-r296002, vendor/libc++/libc++-release_40-r294803, vendor/clang/clang-release_40-r294803, vendor/llvm/llvm-release_40-r294803, vendor/lld/lld-release_40-r294123, vendor/libc++/libc++-release_40-r294123, vendor/compiler-rt/compiler-rt-release_40-r294123, vendor/compiler-rt/compiler-rt-release_40-r294803, vendor/clang/clang-release_40-r294123, vendor/llvm/llvm-release_40-r294123, vendor/NetBSD/tests/02.04.2017_10.12, vendor/unbound/1.6.0, vendor/ldns/1.7.0, vendor/byacc/20170201, vendor/lld/lld-release_40-r293807, vendor/libc++/libc++-release_40-r293807, vendor/clang/clang-release_40-r293807, vendor/llvm/llvm-release_40-r293807, vendor/tcpdump/4.9.0, vendor/openssh/7.4p1, vendor/openssh/7.3p1, vendor/NetBSD/libedit/2016-03-21, vendor/openresolv/3.9.0, vendor/lld/lld-release_40-r293443, vendor/libc++/libc++-release_40-r293443, vendor/compiler-rt/compiler-rt-release_40-r293443, vendor/compiler-rt/compiler-rt-release_40-r293807, vendor/clang/clang-release_40-r293443, vendor/llvm/llvm-release_40-r293443, vendor/openssl/1.0.2k, vendor/libc++/libc++-release_40-r292951, vendor/clang/clang-release_40-r292951, vendor/llvm/llvm-release_40-r292951, vendor/lld/lld-release_40-r292732, vendor/lld/lld-release_40-r292951, vendor/libc++/libc++-release_40-r292732, vendor/clang/clang-release_40-r292732, vendor/llvm/llvm-release_40-r292732, vendor/mandoc/20170121, zfs-0.7.0-rc3, vendor/acpica/20170119, vendor/NetBSD/tests/01.17.2017_21.34, vendor/zlib/1.2.11, vendor/lldb/lldb-release_40-r292009, vendor/lldb/lldb-release_40-r292732, vendor/lldb/lldb-release_40-r292951, vendor/lldb/lldb-release_40-r293443, vendor/lldb/lldb-release_40-r293807, vendor/lldb/lldb-release_40-r294123, vendor/lldb/lldb-release_40-r294803, vendor/lldb/lldb-release_40-r295380, vendor/lldb/lldb-release_40-r295910, vendor/lldb/lldb-release_40-r296002, vendor/lldb/lldb-release_40-r296202, vendor/lldb/lldb-release_40-r296509, vendor/lldb/lldb-release_400-r297347, vendor/lld/lld-release_40-r292009, vendor/libc++/libc++-release_40-r292009, vendor/compiler-rt/compiler-rt-release_40-r292009, vendor/compiler-rt/compiler-rt-release_40-r292732, vendor/compiler-rt/compiler-rt-release_40-r292951, vendor/clang/clang-release_40-r292009, vendor/llvm/llvm-release_40-r292009, vendor/NetBSD/tests/01.11.2017_23.20, vendor/lldb/lldb-trunk-r291476, vendor/lld/lld-trunk-r291476, vendor/libc++/libc++-trunk-r291476, vendor/compiler-rt/compiler-rt-trunk-r291476, vendor/clang/clang-trunk-r291476, vendor/llvm/llvm-trunk-r291476, vendor/lldb/lldb-trunk-r291274, vendor/lld/lld-trunk-r291274, vendor/libc++/libc++-trunk-r291274, vendor/compiler-rt/compiler-rt-trunk-r291274, vendor/clang/clang-trunk-r291274, vendor/llvm/llvm-trunk-r291274, vendor/xz/5.2.3, vendor/clang/clang-trunk-r291015, vendor/llvm/llvm-trunk-r291015, vendor/lldb/lldb-trunk-r291012, vendor/lldb/lldb-trunk-r291015, vendor/lld/lld-trunk-r291012, vendor/lld/lld-trunk-r291015, vendor/libc++/libc++-trunk-r291012, vendor/libc++/libc++-trunk-r291015, vendor/compiler-rt/compiler-rt-trunk-r291012, vendor/compiler-rt/compiler-rt-trunk-r291015, vendor/clang/clang-trunk-r291012, vendor/llvm/llvm-trunk-r291012, vendor/zlib/1.2.10, vendor/zlib/1.2.8-full, vendor/lldb/lldb-trunk-r290819, vendor/lld/lld-trunk-r290819, vendor/libc++/libc++-trunk-r290819, vendor/compiler-rt/compiler-rt-trunk-r290819, vendor/clang/clang-trunk-r290819, vendor/llvm/llvm-trunk-r290819, vendor/ck/20161230, vendor/heirloom-doctools/20161106, vendor/acpica/20161222, vendor/NetBSD/bmake/20161212, vendor/clang/clang-release_391-r289601, vendor/llvm/llvm-release_39-r288847, vendor/llvm/llvm-release_391-r289601, vendor/openbsm/1.2-ALPHA-5, vendor/byacc/20161202, vendor/tzdata/tzdata2016j, vendor/lld/lld-release_39-r288513, vendor/lld/lld-release_39-r288847, vendor/lld/lld-release_391-r289601, vendor/compiler-rt/compiler-rt-release_39-r288513, vendor/compiler-rt/compiler-rt-release_39-r288847, vendor/compiler-rt/compiler-rt-release_391-r289601, vendor/clang/clang-release_39-r288513, vendor/clang/clang-release_39-r288847, vendor/llvm/llvm-release_39-r288513, vendor/subversion/subversion-1.9.5, vendor/ck/20161128, vendor/lldb/lldb-release_39-r287912, vendor/lldb/lldb-release_39-r288513, vendor/lldb/lldb-release_39-r288847, vendor/lldb/lldb-release_391-r289601, vendor/lld/lld-release_39-r287912, vendor/libc++/libc++-release_39-r287912, vendor/libc++/libc++-release_39-r288513, vendor/libc++/libc++-release_39-r288847, vendor/libc++/libc++-release_391-r289601, vendor/compiler-rt/compiler-rt-release_39-r287912, vendor/clang/clang-release_39-r287912, vendor/llvm/llvm-release_39-r287912, vendor/ntp/4.2.8p9, vendor/acpica/20161117
# d933e97f 15-Nov-2016 Stephen Hurd <shurd@FreeBSD.org>

New driver for Broadcom NetXtreme-C and NetXtreme-E devices.

This driver uses the iflib framework supporting Broadcom
25/50Gbps devices.

Reviewed by: gallatin, wblock
Approved by: davidch
MFC after

New driver for Broadcom NetXtreme-C and NetXtreme-E devices.

This driver uses the iflib framework supporting Broadcom
25/50Gbps devices.

Reviewed by: gallatin, wblock
Approved by: davidch
MFC after: 2 weeks
Relnotes: yes
Sponsored by: Broadcom Limited
Differential Revision: https://reviews.freebsd.org/D7551

show more ...


Revision tags: vendor/llvm-project/llvmorg-18.1.5-0-g617a15a9eac9, vendor/NetBSD/bmake/20240430, vendor/libcbor/0.11.0, vendor/llvm-project/llvmorg-18.1.4-0-ge6c3289804a6, vendor/device-tree/6.8, vendor/device-tree/6.7, vendor/llvm-project/llvmorg-18.1.3-0-gc13b7485b879, vendor/device-tree/6.5, vendor/openssh/9.7p1, vendor/unbound/1.19.3, vendor/NetBSD/bmake/20240309, vendor/sqlite3/sqlite-3450100, vendor/llvm-project/llvmorg-18.1.1-0-gdba2a75e9c7e, vendor/got/diff/2023-09-15, release/13.3.0, vendor/libucl/20240206, vendor/xz/5.6.0, vendor/llvm-project/llvmorg-18.1.0-rc3-0-g6c90f8dd5463, vendor/llvm-project/llvmorg-18.1.0-rc2-53-gc7b0a6ecd442, vendor/arm-optimized-routines/v24.01, vendor/zlib/1.3.1, vendor/expat/2.6.0, vendor/unbound/1.19.1, vendor/tzcode/tzcode2024a, vendor/llvm-project/llvmorg-18.1.0-rc2-0-gc6c86965d967, vendor/tzdata/tzdata2024a, vendor/sendmail/8.18.1, vendor/acpica/20230628, vendor/acpica/20230331, vendor/llvm-project/llvmorg-18-init-18361-g22683463740e, vendor/libcxxrt/2024-01-25-fd484be8d1e94a1fcf6bc5c67e5c07b65ada19b6, vendor/llvm-project/llvmorg-18-init-18359-g93248729cfae, vendor/sqlite3/sqlite-3450000, vendor/NetBSD/bmake/20240108, vendor/llvm-project/llvmorg-18-init-16864-g3b3ee1f53424, vendor/llvm-project/llvmorg-18-init-16595-g7c00a5be5cde, vendor/llvm-project/llvmorg-18-init-16003-gfc5f51cf5af4, vendor/bc/6.7.4, vendor/ena-com/2.7.0, vendor/llvm-project/llvmorg-18-init-15692-g007ed0dccd6a, vendor/tzdata/tzdata2023d, vendor/openssh/9.6p1, vendor/llvm-project/llvmorg-18-init-15088-gd14ee76181fb, vendor/llvm-project/llvmorg-18-init-14265-ga17671084db1, vendor/llvm-project/llvmorg-17.0.6-0-g6009708b4367, vendor/xz/5.4.5
# fdafd315 24-Nov-2023 Warner Losh <imp@FreeBSD.org>

sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remov

sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/
Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/
Remove /\n+#if.*\n#endif.*\n+/
Remove /^#if.*\n#endif.*\n/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/

Sponsored by: Netflix

show more ...


Revision tags: vendor/llvm-project/llvmorg-17.0.5-0-g98bfdac5ce82, vendor/unbound/1.19.0, vendor/sqlite3/sqlite-3440000, release/14.0.0, vendor/bc/6.7.2, vendor/llvm-project/llvmorg-17.0.3-0-g888437e1b600, vendor/bsddialog/1.0, vendor/llvm-project/llvmorg-17.0.2-0-gb2417f51dbbd, vendor/openssh/9.5p1, vendor/llvm-project/llvmorg-17.0.1-25-g098e653a5bed, vendor/nvi/2.2.1, vendor/openssl/3.0.11, vendor/sqlite3/sqlite-3430100, vendor/unbound/1.18.0, vendor/NetBSD/bmake/20230909, vendor/openssl/1.1.1w, vendor/llvm-project/llvmorg-17.0.0-rc4-10-g0176e8729ea4, vendor/file/5.45, vendor/llvm-project/llvmorg-17.0.0-rc3-79-ga612cb0b81d8, vendor/krb5/1.21.2, vendor/unifdef/2.12, vendor/unifdef/2.11, 2023.08.19-b34f66deb02e188104, vendor/zlib/1.3
# 685dc743 16-Aug-2023 Warner Losh <imp@FreeBSD.org>

sys: Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/


Revision tags: vendor/less/v643, vendor/NetBSD/libc-vis/20230813, vendor/openssh/9.4p1, vendor/device-tree/6.4, vendor/device-tree/6.3, vendor/device-tree/6.2, vendor/device-tree/6.1, vendor/krb5/1.21.1, vendor/xz/5.4.4, vendor/openssl/3.0.10, vendor/openssl/1.1.1v, vendor/llvm-project/llvmorg-17-init-19311-gbc849e525f80, vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51, vendor/openssh/9.3p2, vendor/lua/5.4.6, vendor/NetBSD/bmake/20230622, vendor/openpam/XIMENIA, vendor/heimdal/7.8.0-2023-06-10-f62e2f278, vendor/openssl/3.0.9, vendor/llvm-project/llvmorg-16.0.6-0-g7cbf1a259152, vendor/ntp/4.2.8p17, vendor/llvm-project/llvmorg-16.0.5-0-g185b81e034ba, vendor/spleen/2.0.0, vendor/ntp/4.2.8p16, vendor/openssl/1.1.1u, vendor/sqlite3/sqlite-3420000, vendor/bc/6.6.0, vendor/llvm-project/llvmorg-16.0.4-0-gae42196bc493, vendor/NetBSD/bmake/20230510, vendor/xz/5.4.3, vendor/tcpdump/4.99.4, vendor/llvm-project/llvmorg-16.0.3-0-gda3cd333bea5, vendor/ldns/1.8.3, vendor/spleen/1.9.3, vendor/libpcap/1.10.4, vendor/spleen/1.6.0, vendor/less/v632, vendor/bc/6.5.0, vendor/libfido2/1.13.0, vendor/libfido2/1.12.0, vendor/libfido2/1.11.0, vendor/libfido2/1.10.0, vendor/libfido2/1.9.0, vendor/NetBSD/bmake/20230414, vendor/llvm-project/llvmorg-16.0.2-0-g18ddebe1a1a9, vendor/libcbor/0.10.2, vendor/tzcode/tzcode2023c, vendor/tzcode/tzcode2023b, vendor/tzcode/tzcode2023a, vendor/sqlite3/sqlite-3410200, vendor/llvm-project/llvmorg-16.0.1-0-gcd89023f7979, release/13.2.0, vendor/llvm-project/llvmorg-16.0.0-45-g42d1b276f779, vendor/llvm-project/llvmorg-16.0.0-0-g08d094a0e457, vendor/tzdata/tzdata2023c, vendor/libpcap/1.10.3, vendor/opencsd/v1.4.0, vendor/arm-optimized-routines/v23.01, vendor/tzdata/tzdata2023b, vendor/tzdata/tzdata2023a, vendor/xz/5.4.2, vendor/openssh/9.3p1, vendor/openssl/3.0.8, vendor/bc/6.4.0, vendor/sqlite3/sqlite-3410000, vendor/bc/6.3.1, vendor/bearssl/20230220, vendor/zlib/1.2.13, vendor/llvm-project/llvmorg-16.0.0-rc2-10-g073506d8c15c, vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41, vendor/NetBSD/bmake/20230208, vendor/byacc/20230201, vendor/openssl/1.1.1t, vendor/NetBSD/libedit/2023-01-06, vendor/openssh/9.2p1, vendor/tcsh/6.24.07, vendor/bc/6.2.2, vendor/bc/6.2.1, vendor/bc/6.2.0, vendor/bc/6.1.0, vendor/bc/6.0.4, vendor/NetBSD/bmake/20230126, vendor/Juniper/libxo/1.6.0, vendor/zstd/1.5.2, vendor/xz/5.4.1, vendor/sendmail/8.17.1, vendor/llvm-project/llvmorg-15.0.7-0-g8dfdcc7b7bf6, vendor/heimdal/7.8.0, vendor/sqlite3/sqlite-3400100, vendor/xz/5.4.0, vendor/tzcode/tzcode2022g, vendor/tzcode/tzcode2022f, vendor/tzcode/tzcode2022e, vendor/tzcode/tzcode2022d, vendor/xz/5.2.9, vendor/llvm-project/llvmorg-15.0.6-0-g088f33605d8a, vendor/tzdata/tzdata2022g, release/12.4.0, vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19
# 055196a7 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: Add support for admin down/up and jumbo

Make ifconfig up/down work, as well as adding support for jumbo frames.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36439


# 8945584f 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: add support for Thor controller

Added support for Thor controller.
Below are the supported operations:

1. IPv4 ping (ICMP)
2. iperf / netperf (IPv4 TCP)
3. Promiscuous (tcpdump)
4. Can ach

if_bnxt: add support for Thor controller

Added support for Thor controller.
Below are the supported operations:

1. IPv4 ping (ICMP)
2. iperf / netperf (IPv4 TCP)
3. Promiscuous (tcpdump)
4. Can achieve 20 Gbps on a 25 G link (Uni-Di)
5. Can achieve 60 Gbps on a 100 G link (Uni-Di)
6. Port level and queue level driver stats.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36438

show more ...


# 49a3df78 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: Convert all doorbell writes into function pointers

This is preparatory patch for making a base for Broadcom's Thor
controller support. It converts all doorbell writes into function
pointers

if_bnxt: Convert all doorbell writes into function pointers

This is preparatory patch for making a base for Broadcom's Thor
controller support. It converts all doorbell writes into function
pointers.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36437

show more ...


# 97315f68 04-Nov-2022 Sumit Saxena <sumit.saxena@broadcom.com>

if_bnxt: update hsi_struct_def.h headers

Updates the drivers to Broadcom's latest:
HWRM Version 1.10.2.34 using HSI definition version 1.8.4

Reviewed by: imp
Differential Revision: https://reviews

if_bnxt: update hsi_struct_def.h headers

Updates the drivers to Broadcom's latest:
HWRM Version 1.10.2.34 using HSI definition version 1.8.4

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36436

show more ...


Revision tags: vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5, vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a, vendor/tzdata/tzdata2022a, vendor/openssl/1.1.1n, vendor/bsddialog/0.2, vendor/libcxxrt/2022-03-09-fd484be8d1e94a1fcf6bc5c67e5c07b65ada19b6, vendor/bc/5.2.3, vendor/llvm-project/llvmorg-14.0.0-rc2-12-g09546e1b5103, vendor/expat/2.4.6, vendor/openssh/8.9p1, vendor/llvm-project/llvmorg-13.0.1-0-g75e33f71c2da, vendor/llvm-project/llvmorg-14.0.0-rc1-74-g4dc3cb8e3255, vendor/unbound/1.15.0, vendor/NetBSD/bmake/20220208, vendor/bc/5.2.2, vendor/NetBSD/bmake/20220204, vendor/llvm-project/llvmorg-14-init-18315-g190be5457c90, vendor/llvm-project/llvmorg-14-init-18294-gdb01b123d012, vendor/terminus/terminus-font-4.49.1, vendor/bsddialog/0.1, vendor/llvm-project/llvmorg-14-init-17616-g024a1fab5c35, vendor/dma/2022-01-27, vendor/ena-com/2.5.0, vendor/wpa/2.10, vendor/expat/2.4.3, vendor/sqlite3/sqlite-3370200, vendor/wpa/gb26f5c0fe, vendor/sqlite3/sqlite-3370100, vendor/file/5.41, vendor/llvm-project/llvmorg-14-init-13186-g0c553cc1af2e, vendor/bsddialog/0.0.2, vendor/NetBSD/bmake/20211212, vendor/openssl/1.1.1m, vendor/unbound/1.14.0, vendor/bsddialog/0.0.1, vendor/unbound/1.14.0rc1, vendor/llvm-project/llvmorg-14-init-11187-g222442ec2d71, release/12.3.0, upstream/12.3.0, vendor/wpa/g14ab4a816, vendor/bc/5.2.1, vendor/bc/5.2.0, vendor/bsddialog/2021-11-24, vendor/llvm-project/llvmorg-14-init-10223-g401b76fdf2b3, vendor/llvm-project/llvmorg-14-init-10186-gff7f2cfa959b, vendor/mandoc/1.14.6, vendor/openssh/8.8p1, vendor/ck/2021029, vendor/tzdata/tzdata2021e, vendor/tzdata/tzdata2021d, vendor/bc/5.1.1, vendor/bc/5.1.0, vendor/tzdata/tzdata2021c, vendor/libfido2/1.8.0, vendor/libcbor/0.8.0, vendor/acpica/20210930, 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# 35d8a463 01-Sep-2020 Vincenzo Maffione <vmaffione@FreeBSD.org>

iflib: leave only 1 receive descriptor unused

The pidx argument of isc_rxd_flush() indicates which is the last valid
receive descriptor to be used by the NIC. However, current code has
multiple issu

iflib: leave only 1 receive descriptor unused

The pidx argument of isc_rxd_flush() indicates which is the last valid
receive descriptor to be used by the NIC. However, current code has
multiple issues:
- Intel drivers write pidx to their RDT register, which means that
NICs will only use the descriptors up to pidx-1 (modulo ring size N),
and won't actually use the one pointed by pidx. This does not break
reception, but it is anyway confusing and suboptimal (the NIC will
actually see only N-2 descriptors as available, rather than N-1).
Other drivers (if_vmx, if_bnxt, if_mgb) adhere to this semantic).
- The semantic used by Intel (RDT is one descriptor past the last
valid one) is used by most (if not all) NICs, and it is also used
on the TX side (also in iflib). Since iflib is not currently
using this semantic for RX, it must decrement fl->ifl_pidx
(modulo N) before calling isc_rxd_flush(), and then the
per-driver callback implementation must increment the index
again (to match the real semantic). This is confusing and suboptimal.
- The iflib refill function is also called at initialization.
However, in case the ring size is smaller than 128 (e.g. if_mgb),
the refill function will actually prepare all the receive
descriptors (N), without leaving one unused, as most of NICs assume
(e.g. to avoid RDT to overrun RDH). I can speculate that the code
looks like this right now because this issue showed up during
testing (e.g. with if_mgb), and it was easy to workaround by
decrementing pidx before isc_rxd_flush().

The goal of this change is to simplify the code (removing a bunch
of instructions from the RX fast path), and to make the semantic of
isc_rxd_flush() consistent across drivers. To achieve this, we:
- change the semantics of the pidx argument to the usual one (that
is the index one past the last valid one), so that both iflib and
drivers avoid the decrement/increment dance.
- fix the initialization code to prepare at most N-1 descriptors.

Reviewed by: markj
MFC after: 2 weeks
Differential Revision: https://reviews.freebsd.org/D26191

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