This patch set introduces the support to configure default Rx queue during
runtime.
A new sysfs attribute "default_rx_queue" has been added, allowing users to check
and modify the default Rx queue.
This patch set is tested on two back-to-back connected i226 on Intel ADL-S
systems.
Test Steps an
information on how to identify the adapter, use
command line parameters, configure additional features, and obtain support.
Signed-off-by: Blanco Alcaine Hector
Signed-off-by: Song Yoong Siang
---
.../device_drivers/ethernet/index.rst | 1 +
.../device_drivers/ethernet/intel/igc.rst
ue:
cat /sys/devices/pci:00/.../default_rx_queue
2. Command to set the default Rx queue to a desired value, for example 3:
echo 3 > /sys/devices/pci:00/.../default_rx_queue
Signed-off-by: Blanco Alcaine Hector
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/Make
From: Blanco Alcaine Hector
Add description on default Rx Queue, including the get and set
method, into documentation.
Signed-off-by: Blanco Alcaine Hector
Signed-off-by: Song Yoong Siang
---
.../device_drivers/ethernet/intel/igc.rst | 21 +++
1 file changed, 21
On Tuesday, July 30, 2024 10:55 PM, Jakub Kicinski wrote:
>On Tue, 30 Jul 2024 09:22:12 +0800 Song Yoong Siang wrote:
>> This patch set introduces the support to configure default Rx queue during
>runtime.
>> A new sysfs attribute "default_rx_queue" has been added, all
On Thursday, August 1, 2024 7:53 AM, Jakub Kicinski wrote:
>On Wed, 31 Jul 2024 09:41:16 -0700 Jacob Keller wrote:
>> In this case, (I haven't dug into the actual patches or code), I suspect
>> the driver will need to validate the location values when adding rules
>> to ensure that all rules which
On Tuesday, July 30, 2024 5:59 PM, Kurt Kanzenbach wrote:
>> --- a/drivers/net/ethernet/intel/igc/igc_regs.h
>> +++ b/drivers/net/ethernet/intel/igc/igc_regs.h
>> @@ -63,6 +63,12 @@
>> /* RSS registers */
>> #define IGC_MRQC0x05818 /* Multiple Receive Control - RW */
>>
>> +/* MRQC r
On Tuesday, July 30, 2024 6:09 PM, Drewek, Wojciech
wrote:
[...]
>> +if (mrqe != IGC_MRQC_ENABLE_MQ && mrqe !=
>IGC_MRQC_ENABLE_RSS_MQ)
>> +return false;
>
>just:
>return mrqe != IGC_MRQC_ENABLE_MQ && mrqe != IGC_MRQC_ENABLE_RSS_MQ
>
Hi Drewek Wojciech,
Thanks for your review c
On Tuesday, July 30, 2024 9:20 PM, Marcin Szycik
wrote:
>On 30.07.2024 03:23, Song Yoong Siang wrote:
>> From: Blanco Alcaine Hector
>>
>> This commit introduces the support to configure default Rx queue during
>
>Use imperative mood.
>
Hi Marcin Szycik,
Thanks
5.884 usec)
XDP RX-time: 1677762429190123163 (sec:1677762429.1901) delta to User
TX-complete-time sec:0.0101 (10086.044 usec)
HW RX-time: 1677762429190040955 (sec:1677762429.1900) delta to HW
TX-complete-time sec:0.0001 (132.368 usec)
0x555b112ae958: complete rx idx=134 addr=86110
Signed-o
On Tuesday, January 2, 2024 10:51 PM, Gomes, Vinicius
wrote:
>Song Yoong Siang writes:
>
>> This patch adds support to per-packet Tx hardware timestamp request to
>> AF_XDP zero-copy packet via XDP Tx metadata framework. Please note that
>> user needs to enable Tx HW
On Wednesday, January 3, 2024 7:47 AM, John Fastabend
wrote:
>Song Yoong Siang wrote:
>> This patch adds support to per-packet Tx hardware timestamp request to
>> AF_XDP zero-copy packet via XDP Tx metadata framework. Please note that
>> user needs to enable Tx HW tim
n early return if none of the 4 ts
registers is available (Vinicius).
- Create helper functions to clear tx buffer and skb for tstamp (John).
- Perform throughput test with mix traffic (Vinicius & John).
Song Yoong Siang (2):
selftests/bpf: xdp_hw_metadata reduce sleep interval
igc: Add
: Song Yoong Siang
---
tools/testing/selftests/bpf/xdp_hw_metadata.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/bpf/xdp_hw_metadata.c
b/tools/testing/selftests/bpf/xdp_hw_metadata.c
index 878d68db0325..bdf5d8180067 100644
--- a/tools/testing
xsk_tx_metadata_complete().
Co-developed-by: Lai Peter Jun Ann
Signed-off-by: Lai Peter Jun Ann
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 71 --
drivers/net/ethernet/intel/igc/igc_main.c | 108 --
drivers/net/ethernet/intel/igc/igc_ptp.c | 40
On Saturday, March 2, 2024 1:55 AM, John Fastabend
wrote:
>Song Yoong Siang wrote:
>> This patch adds support to per-packet Tx hardware timestamp request to
>> AF_XDP zero-copy packet via XDP Tx metadata framework. Please note that
>> user needs to enable Tx HW timestamp cap
On Sunday, March 3, 2024 9:59 AM, John Fastabend
wrote:
>Song, Yoong Siang wrote:
>> On Saturday, March 2, 2024 1:55 AM, John Fastabend
>> wrote:
>> >Song Yoong Siang wrote:
>> >> This patch adds support to per-packet Tx hardware timestamp request to
>
inicius & John).
V2 -> V3
- Improve tstamp reg searching loop for better readability.
- In igc_ptp_free_tx_buffer(), add comment to inform user that
tstamp->xsk_tx_buffer and tstamp->skb are in union.
Song Yoong Siang (2):
selftests/bpf: xdp_hw_metadata reduce sleep interval
igc:
: Song Yoong Siang
Acked-by: John Fastabend
Acked-by: Stanislav Fomichev
---
tools/testing/selftests/bpf/xdp_hw_metadata.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/bpf/xdp_hw_metadata.c
b/tools/testing/selftests/bpf/xdp_hw_metadata.c
index
xsk_tx_metadata_complete().
Co-developed-by: Lai Peter Jun Ann
Signed-off-by: Lai Peter Jun Ann
Signed-off-by: Song Yoong Siang
Acked-by: John Fastabend
---
drivers/net/ethernet/intel/igc/igc.h | 71 --
drivers/net/ethernet/intel/igc/igc_main.c | 113 --
drivers/net/ethernet
On Thursday, March 7, 2024 9:39 PM, Kurt Kanzenbach wrote:
>Hi Maciej,
>
>On Wed Mar 06 2024, Maciej Fijalkowski wrote:
>> On Sun, Mar 03, 2024 at 04:32:25PM +0800, Song Yoong Siang wrote:
>>> - tstamp->skb = NULL;
>>> + /* Copy the tx hardware timestamp in
Retr
[ 5] 0.00-10.00 sec 2.74 GBytes 2.36 Gbits/sec0 sender
[ 5] 0.00-10.04 sec 2.74 GBytes 2.34 Gbits/sec receiver
Co-developed-by: Lai Peter Jun Ann
Signed-off-by: Lai Peter Jun Ann
Signed-off-by: Song Yoong Siang
Acked-by: John Fastabend
On Tuesday, March 26, 2024 10:29 AM, Gomes, Vinicius
wrote:
>Song Yoong Siang writes:
>
>> This patch adds support to per-packet Tx hardware timestamp request to
>> AF_XDP zero-copy packet via XDP Tx metadata framework. Please note that
>> user needs to enable Tx HW
On Tuesday, March 26, 2024 9:08 PM, Kurt Kanzenbach wrote:
>Hi Florian,
>
>On Tue Mar 26 2024, Florian Bezdeka wrote:
>> On Mon, 2024-03-25 at 10:09 +0800, Song Yoong Siang wrote:
>>> This patch adds support to per-packet Tx hardware timestamp request to
>>> A
On Wednesday, March 27, 2024 7:21 PM, Florian Bezdeka
wrote:
>On Tue, 2024-03-26 at 14:55 +0000, Song, Yoong Siang wrote:
>> On Tuesday, March 26, 2024 9:08 PM, Kurt Kanzenbach
>> wrote:
>> > Hi Florian,
>> >
>> > On Tue Mar 26 2024, Florian Bezdeka
interface, allowing for seamless hot-swapping of
XDP programs.
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_xdp.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_xdp.c
b/drivers/net/ethernet/intel/igc/igc_xdp.c
index
On Thursday, December 5, 2024 8:38 AM, Gomes, Vinicius
wrote:
>Song Yoong Siang writes:
>
>> Improve XDP_SETUP_PROG process by avoiding unnecessary link down/up event
>> and hardware device reset.
>>
>
>Some examples of problems that these hardware resets are c
Improve XDP_SETUP_PROG process by avoiding unnecessary link down/up event
and hardware device reset.
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 2 +
drivers/net/ethernet/intel/igc/igc_main.c | 138 ++
drivers/net/ethernet/intel/igc
.org/project/netdevbpf/cover/20231130162028.852006-1-yoong.siang.s...@intel.com/
v2:
https://patchwork.kernel.org/project/netdevbpf/cover/20231201062421.1074768-1-yoong.siang.s...@intel.com/
v3:
https://patchwork.kernel.org/project/netdevbpf/cover/20231203165129.1740512-1-yoong.siang.s...@intel.com/
Add Launch Time hw offload request to xdp_hw_metadata. User can configure
the delta of launch time to HW RX-time by using "-l" argument. The default
delta is 100,000,000 nanosecond.
Signed-off-by: Song Yoong Siang
---
tools/testing/selftests/bpf/xdp_hw_metadata.c | 30
000 (100.016 usec)
0x562ff5dc8880: complete rx idx=132 addr=84110
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 78 ---
1 file changed, 56 insertions(+), 22 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b/drivers/
ime: 1734579065768004454 (sec:1734579065.7680) delta to User
TX-complete-time sec:0. (999860.245 usec)
HW RX-time: 1734579065767717328 (sec:1734579065.7677) delta to HW
TX-complete-time sec:1. (116.963 usec)
0x55b5864717a8: complete rx idx=132 addr=88100
Signed-off-by: Song Yoong Si
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 64
include/net/xdp_sock.h | 10 +++
include/net
s://lore.kernel.org/netdev/20231130162028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_metadata
net: stmmac: Add launch time support to XDP ZC
igc: Refactor emp
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
Acked-by: Stanislav Fomichev
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/stmmac/stmmac_main.
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Signed-off-by: Song Yoong Siang
Acked-by: Stanislav Fomichev
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 42 +--
1 file changed, 40 insertions(+), 2 deletions(-)
function.
This patch introduces no functional changes.
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 42 ---
1 file changed, 22 insertions(+), 20 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b/drivers/net/ethernet/intel
On Tuesday, February 4, 2025 10:04 PM, Fijalkowski, Maciej
wrote:
>On Tue, Feb 04, 2025 at 02:14:00PM +0100, Song, Yoong Siang wrote:
>> On Tuesday, February 4, 2025 6:10 PM, Fijalkowski,
>> Maciej wrote:
>> >On Tue, Feb 04, 2025 at 08:49:07AM +0800, Song Yoong Siang
kernel.org # 6.2+
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b/drivers/net/ethernet/intel/igc/igc_main.c
index 56a35d58e7a6..7daa7f8f81ca 100644
--- a/drivers/net/ethe
function.
This patch introduces no functional changes.
Signed-off-by: Song Yoong Siang
Reviewed-by: Faizal Rahim
---
drivers/net/ethernet/intel/igc/igc_main.c | 42 ---
1 file changed, 22 insertions(+), 20 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 1 +
drivers/net/ethernet/intel/igc/igc_main.c | 52
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
Acked-by: Stanislav Fomichev
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Signed-off-by: Song Yoong Siang
Acked-by: Stanislav Fomichev
028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_metadata
net: stmmac: Add launch time support to XDP ZC
igc: Refactor empty packet insertion into a reusable funct
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Signed-off-by: Song Yoong Siang
Reviewed-by: Choong Yong Liang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/
On Tuesday, February 4, 2025 8:36 PM, Fijalkowski, Maciej
wrote:
>On Tue, Feb 04, 2025 at 12:07:21PM +0100, Song, Yoong Siang wrote:
[...]
>>
>> "insert an empty packet" is a launch time trick to send a packet in
>> next Qbv cycle. The design is, the driver w
On Tuesday, February 4, 2025 11:18 PM, Fijalkowski, Maciej
wrote:
>On Tue, Feb 04, 2025 at 03:49:32PM +0100, Song, Yoong Siang wrote:
[...]
>> With above, IMHO, we no need to clear igc_tx_buffer::type,
>> Are you agree?
>
>Yes, the contract should be that every
On Tuesday, February 4, 2025 6:10 PM, Fijalkowski, Maciej
wrote:
>On Tue, Feb 04, 2025 at 08:49:07AM +0800, Song Yoong Siang wrote:
>
>> Enable Launch Time Control (LTC) support for XDP zero copy via XDP Tx
>> metadata framework.
>>
>> This patch has been tested wi
d xdp_hw_metadata prints:
> found skb hwtstamp = 1736509937.852786132
>
>Fixes: 069b142f5819 ("igc: Add support for PTP .getcyclesx64()")
>Signed-off-by: Zdenek Bouska
This patch LGTM and tested working on my side with xdp_hw_metadata
self-test app on XDP_PASS scenario.
Thanks for the patch.
Reviewed-by: Song Yoong Siang
On Tuesday, February 4, 2025 5:50 PM, Fijalkowski, Maciej
wrote:
>On Tue, Feb 04, 2025 at 08:49:06AM +0800, Song Yoong Siang wrote:
>> Refactor the code for inserting an empty packet into a new function
>> igc_insert_empty_packet(). This change extracts the logic for inserting
>
On Wednesday, February 5, 2025 8:31 PM, Fijalkowski, Maciej
wrote:
>On Wed, Feb 05, 2025 at 10:41:15AM +0800, Song Yoong Siang wrote:
>> Refactor the code for inserting an empty packet into a new function
>> igc_insert_empty_packet(). This change extracts the logic for insert
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 1 +
drivers/net/ethernet/intel/igc/igc_
On Thursday, February 6, 2025 12:08 AM, Fijalkowski, Maciej
wrote:
>On Wed, Feb 05, 2025 at 03:43:19PM +0100, Song, Yoong Siang wrote:
>> On Wednesday, February 5, 2025 8:31 PM, Fijalkowski,
>> Maciej wrote:
>> >On Wed, Feb 05, 2025 at 10:41:15AM +0800, Song Yoong Sia
v/20231201062421.1074768-1-yoong.siang.s...@intel.com/
- renamed to use Earliest TxTime First (Willem)
- renamed to use txtime (Willem)
V1:
https://lore.kernel.org/netdev/20231130162028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware offload support to XDP T
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Reviewed-by: Choong Yong Liang
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/
behind this handling.
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 84 ++-
1 file changed, 52 insertions(+), 32 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b/drivers/net/ethernet/intel/igc/igc_main.c
index
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 1 +
drivers/net/ethernet/intel/igc/igc_main.c | 57
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
s://lore.kernel.org/netdev/20231201062421.1074768-1-yoong.siang.s...@intel.com/
- renamed to use Earliest TxTime First (Willem)
- renamed to use txtime (Willem)
V1:
https://lore.kernel.org/netdev/20231130162028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Reviewed-by: Choong Yong Liang
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/
behind this handling.
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 82 ++-
1 file changed, 50 insertions(+), 32 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b/drivers/net/ethernet/intel
ime: 1733923136269482482 (sec:1733923136.2695) delta to User
TX-complete-time sec:0.0002 (217.726 usec)
HW RX-time: 1733923136269470866 (sec:1733923136.2695) delta to HW
TX-complete-time sec:0.0001 (120.771 usec)
0x55881c7ef7a8: complete rx idx=10127 addr=8f110
Signed-off-by: Song Yoong Siang
---
V2 change
On Thursday, December 12, 2024 10:09 PM, Fijalkowski, Maciej wrote:
>On Wed, Dec 11, 2024 at 09:45:32PM +0800, Song Yoong Siang wrote:
>> Improve XDP_SETUP_PROG process by avoiding unnecessary link down event.
>>
[...]
>
>I agree we could do better than igc_close/igc_op
(120.771 usec)
0x55881c7ef7a8: complete rx idx=10127 addr=8f110
Signed-off-by: Song Yoong Siang
---
V2:
https://patchwork.ozlabs.org/project/intel-wired-lan/patch/20241211134532.3489335-1-yoong.siang.s...@intel.com/
V1:
https://patchwork.ozlabs.org/project/intel-wired-lan/patch/20241204120
On Friday, December 13, 2024 4:10 PM, Paul Menzel wrote:
>Dear Song,
>
>
>Thank you for your patch. Maybe for the summary/title you could be more
>specific:
>
>igc: Avoid unnecessary link down event in XDP_SETUP_PROG process
>
>
>Am 11.12.24 um 14:45 schrie
On Wednesday, January 8, 2025 12:58 AM, Stanislav Fomichev
wrote:
>On 01/06, Song Yoong Siang wrote:
>> Add Launch Time hw offload request to xdp_hw_metadata. User can configure
>> the delta of launch time to HW RX-time by using "-l" argument. The default
>>
On Wednesday, January 8, 2025 1:08 AM, Stanislav Fomichev
wrote:
>On 01/06, Song Yoong Siang wrote:
>> Enable launch time (Time-Based Scheduling) support to XDP zero copy via XDP
>> Tx metadata framework.
>>
>> This patch is tested with tools/testing/selftests/bpf/
On Wednesday, January 8, 2025 12:50 AM, Stanislav Fomichev
wrote:
>On 01/06, Song Yoong Siang wrote:
>> Extend the XDP Tx metadata framework so that user can requests launch time
>> hardware offload, where the Ethernet device will schedule the packet for
>> transmission at
On Thursday, January 23, 2025 11:40 PM, Bouska, Zdenek
wrote:
>
>Hi Siang,
>
>I tested this patch series on 6.13 with Intel I226-LM (rev 04).
>
>I also applied patch "selftests/bpf: Actuate tx_metadata_len in
>xdp_hw_metadata" [1]
>and "selftests/bpf: Enable Tx hwtstamp in xdp_hw_metadata" [2] s
On Monday, January 20, 2025 2:26 PM, Abdul Rahim, Faizal
wrote:
>Hi Siang.
>
>On 16/1/2025 11:53 pm, Song Yoong Siang wrote:
>> Enable Launch Time Control (LTC) support to XDP zero copy via XDP Tx
>> metadata framework.
>>
>> This patch is tested with tools/test
On Monday, January 20, 2025 3:25 PM, Choong Yong Liang
wrote:
>On 20/1/2025 2:25 pm, Abdul Rahim, Faizal wrote:
>>
>> To be cautious, could we perform a stress test by sending a higher number
>> of packets with launch time? For example, we could send 200 packets, each
>> configured with a launch
devbpf/cover/20231203165129.1740512-1-yoong.siang.s...@intel.com/
v4:
https://patchwork.kernel.org/project/netdevbpf/cover/20250106135506.9687-1-yoong.siang.s...@intel.com/
Song Yoong Siang (4):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_me
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h | 10
include/net
680) delta to User
TX-complete-time sec:0. (999860.245 usec)
HW RX-time: 1734579065767717328 (sec:1734579065.7677) delta to HW
TX-complete-time sec:1. (116.963 usec)
0x55b5864717a8: complete rx idx=132 addr=88100
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmi
sec:1734578015.4677) delta to User
TX-complete-time sec:0. (29.768 usec)
HW RX-time: 1734578015467548904 (sec:1734578015.4675) delta to HW
TX-complete-time sec:1. (100.016 usec)
0x562ff5dc8880: complete rx idx=132 addr=84110
Signed-off-by: Song Yoong Siang
---
drivers/net/ether
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Signed-off-by: Song Yoong Siang
---
tools/testing/selftests/bpf/xdp
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Signed-off-by: Song Yoong Siang
---
tools/testing/selftests/bpf/xdp
680) delta to User
TX-complete-time sec:0. (999860.245 usec)
HW RX-time: 1734579065767717328 (sec:1734579065.7677) delta to HW
TX-complete-time sec:1. (116.963 usec)
0x55b5864717a8: complete rx idx=132 addr=88100
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmi
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
Acked-by: Stanislav Fomichev
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
/
v5:
https://patchwork.kernel.org/project/netdevbpf/cover/20250114152718.120588-1-yoong.siang.s...@intel.com/
Song Yoong Siang (4):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_metadata
net: stmmac: Add launch time suppo
sec:1734578015.4677) delta to User
TX-complete-time sec:0. (29.768 usec)
HW RX-time: 1734578015467548904 (sec:1734578015.4675) delta to HW
TX-complete-time sec:1. (100.016 usec)
0x562ff5dc8880: complete rx idx=132 addr=84110
Signed-off-by: Song Yoong Siang
---
drivers/net/ether
On Wednesday, January 15, 2025 10:57 PM, Daniel Borkmann
wrote:
>On 1/14/25 4:27 PM, Song Yoong Siang wrote:
>[...]
>> +/* Add mqprio qdisc with TC and hardware queue one-to-one mapping */
>> +char map[256] = {0};
>> +char queues[256] = {0};
>> +
On Sunday, February 16, 2025 3:04 AM, Jakub Kicinski wrote:
>On Sat, 15 Feb 2025 11:01:59 -0800 Jakub Kicinski wrote:
>> On Fri, 7 Feb 2025 10:19:39 +0800 Song Yoong Siang wrote:
>> > Extend the XDP Tx metadata framework so that user can requests launch time
>> >
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
xtime (Willem)
V1:
https://lore.kernel.org/netdev/20231130162028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_metadata
net: stmmac: Add launch time support to XD
behind this handling.
Reviewed-by: Faizal Rahim
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 82 ++-
1 file changed, 50 insertions(+), 32 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Reviewed-by: Choong Yong Liang
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Reviewed-by: Faizal Rahim
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 1 +
drive
s://lore.kernel.org/netdev/20231130162028.852006-1-yoong.siang.s...@intel.com/
Song Yoong Siang (5):
xsk: Add launch time hardware offload support to XDP Tx metadata
selftests/bpf: Add launch time request to xdp_hw_metadata
net: stmmac: Add launch time support to XDP ZC
igc: Refactor empty frame
field of struct xsk_tx_metadata.
Suggested-by: Stanislav Fomichev
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
---
Documentation/netlink/specs/netdev.yaml | 4 ++
Documentation/networking/xsk-tx-metadata.rst | 62
include/net/xdp_sock.h
tly in sending 1000 packets continuously.
Min delta: 08.410 us
Avr delta: 13.854 us
Max delta: 17.076 us
Total packets forwarded: 1000
Reviewed-by: Choong Yong Liang
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++
drivers/net/ethernet/stmicro/
behind this handling.
Reviewed-by: Faizal Rahim
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc_main.c | 82 ++-
1 file changed, 50 insertions(+), 32 deletions(-)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c
b
aunch time
hardware offload feature will be enabled and requested. Additionally, users
can configure the Tx Queue to be enabled with the launch time hardware
offload using the "-L" argument. By default, Tx Queue 0 will be used.
Acked-by: Stanislav Fomichev
Signed-off-by: Song Yoong Siang
tly in sending 1000 packets continuously.
Min delta: 0.005 us
Avr delta: 0.016 us
Max delta: 0.031 us
Total packets forwarded: 1000
Reviewed-by: Faizal Rahim
Reviewed-by: Maciej Fijalkowski
Signed-off-by: Song Yoong Siang
---
drivers/net/ethernet/intel/igc/igc.h | 1 +
drive
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