[v5,0/7] support dump reigser names and filter them

Message ID 20240307030247.599394-1-haijie1@huawei.com (mailing list archive)
Headers
Series support dump reigser names and filter them |

Message

Jie Hai March 7, 2024, 3:02 a.m. UTC
  The registers can be dumped through the API rte_eth_dev_get_reg_info.
However, only register values are exported, which is inconvenient
for users to interpret. Therefore, an extension of the structure
"rte_dev_reg_info" and a new API rte_eth_dev_get_reg_info_ext
is added to support the capability of exporting the name of the
corresponding register and filtering by names.

The hns3 driver and telemetry are examples for that.

--
v5:
1. fix version map.
2. fix comment on rte_eth_dev_get_reg_info_ext.
3. set RTE_ETH_REG_NAME_SIZE to 64.
4. fix default register name.
5. add support for reg_info->width == 8 in telemetry.
6. add memeory allocate fail log.
7. fix memory access for telemetry to store extra registers.

v4:
1. fix mispellings.
2. add const to 'filter'.
3. remove redundant assigning.

v3:
1. fix mispellings.
2. use snprintf instead of sprintf.
3. add more comment on rte_eth_dev_get_reg_info_ext.
4. add __rte_experimental.
5. add version map.

v2:
1. fix compile error.
2. add new API to support it instead of the old one.
3. split patches on hns3 driver.

Jie Hai (7):
  ethdev: support report register names and filter
  ethdev: add telemetry cmd for registers
  net/hns3: fix dump counter of registers
  net/hns3: remove dump format of registers
  net/hns3: add names for registers
  net/hns3: support filter directly accessed registers
  net/hns3: support filter dump of registers

 doc/guides/rel_notes/release_24_03.rst |    9 +
 drivers/net/hns3/hns3_regs.c           | 1359 +++++++++++++++++++++---
 lib/ethdev/rte_dev_info.h              |   11 +
 lib/ethdev/rte_ethdev.c                |   38 +
 lib/ethdev/rte_ethdev.h                |   29 +
 lib/ethdev/rte_ethdev_telemetry.c      |  158 +++
 lib/ethdev/version.map                 |    1 +
 7 files changed, 1432 insertions(+), 173 deletions(-)