Re: [dpdk-dev] [PATCH 2/2] net/cnxk: support rte flow on cn20k

[Stephen Hemminger <stephen@networkplumber.org>]

On Mon, 21 Oct 2024 09:31:44 +0530
<psatheesh@marvell.com> wrote:

> From: Satheesh Paul <psatheesh@marvell.com>
> 
> Support for rte flow in cn20k.
> 
> Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
> Reviewed-by: Kiran Kumar K <kirankumark@marvell.com>
> ---
>  drivers/net/cnxk/cn10k_ethdev.c        |   8 +-
>  drivers/net/cnxk/cn10k_flow.h          |  21 --
>  drivers/net/cnxk/cn20k_ethdev.c        |   4 +
>  drivers/net/cnxk/cnxk_ethdev_devargs.c |  10 +-
>  drivers/net/cnxk/cnxk_flow.c           |  10 +-
>  drivers/net/cnxk/cnxk_flow_wrapper.c   | 303 +++++++++++++++++++++++++
>  drivers/net/cnxk/cnxk_flow_wrapper.h   |  21 ++
>  drivers/net/cnxk/meson.build           |  10 +-
>  8 files changed, 355 insertions(+), 32 deletions(-)
>  delete mode 100644 drivers/net/cnxk/cn10k_flow.h
>  create mode 100644 drivers/net/cnxk/cnxk_flow_wrapper.c
>  create mode 100644 drivers/net/cnxk/cnxk_flow_wrapper.h

Compiler erorrs.

*Build Failed #2:
OS: RHEL94-64
Target: x86_64-native-linuxapp-gcc
FAILED: drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_npc_mcam.c.o 
gcc -Idrivers/libtmp_rte_common_cnxk.a.p -Idrivers -I../drivers -Idrivers/common/cnxk -I../drivers/common/cnxk -Idrivers/bus/pci -I../drivers/bus/pci -Ilib/net -I../lib/net -Ilib/ethdev -I../lib/ethdev -Ilib/meter -I../lib/meter -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/x86/include -I../lib/eal/x86/include -Ilib/eal/common -I../lib/eal/common -Ilib/eal -I../lib/eal -Ilib/kvargs -I../lib/kvargs -Ilib/log -I../lib/log -Ilib/metrics -I../lib/metrics -Ilib/telemetry -I../lib/telemetry -Ilib/pci -I../lib/pci -I../drivers/bus/pci/linux -Ilib/mbuf -I../lib/mbuf -Ilib/mempool -I../lib/mempool -Ilib/ring -I../lib/ring -Ilib/security -I../lib/security -Ilib/cryptodev -I../lib/cryptodev -Ilib/rcu -I../lib/rcu -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -Werror -std=c11 -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=native -mrtm -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation -DRTE_LOG_DEFAULT_LOGTYPE=pmd.common.cnxk -MD -MQ drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_npc_mcam.c.o -MF drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_npc_mcam.c.o.d -o drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_npc_mcam.c.o -c ../drivers/common/cnxk/roc_npc_mcam.c
../drivers/common/cnxk/roc_npc_mcam.c: In function ‘npc_mcam_write_entry’:
../drivers/common/cnxk/roc_npc_mcam.c:520:70: error: iteration 7 invokes undefined behavior [-Werror=aggressive-loop-optimizations]
  520 |                         cn20k_req->entry_data.kw[i] = mcam->mcam_data[i];
      |                                                       ~~~~~~~~~~~~~~~^~~
../drivers/common/cnxk/roc_npc_mcam.c:519:31: note: within this loop
  519 |                 for (i = 0; i < NPC_CN20K_MCAM_KEY_X4_WORDS; i++) {
cc1: all warnings being treated as errors
[794/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_tim.c.o
[795/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_utils.c.o
[796/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_tim_irq.c.o
[797/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_cnxk_telemetry_bphy.c.o
[798/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_cnxk_telemetry_npa.c.o
[799/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_roc_ree.c.o
[800/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_cnxk_utils.c.o
[801/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_cnxk_security.c.o
[802/3044] Compiling C object drivers/libtmp_rte_common_cnxk.a.p/common_cnxk_cnxk_telemetry_nix.c.o
ninja: build stopped