[PATCH v1 0/6] net/r8169: hardware updates, optimizations, and a bug fix

[Stephen Hemminger]

On Thu, 11 Jun 2026 16:28:27 +0800
Howard Wang <howard_wang at realsil.com.cn> wrote:

> This patch series primarily focuses on updating hardware configurations, 
> optimizing the datapath, and refining device behaviors for the net/r8169 PMD. 
> Additionally, it includes one bug fix for a segmentation fault encountered 
> during initialization.
> 
> Summary of the series:
> 
>   - Patch 1: Updates RX CRC drop behavior for RTL8125BP and later MAC versions
>     to align with device shutdown sequences and prevent cross-driver states.
>   - Patch 2: Optimizes the Tx datapath performance by removing redundant branch
>     checks for malformed packets, replacing them with RTE_ASSERT.
>   - Patch 3: Enhances RTL8125+ flow control by utilizing a new formula for 
>     nearfull and nearempty thresholds.
>   - Patch 4: Removes RTL9151 CSI (DBI) channel support, as firmware handling 
>     latency makes it no longer suitable for the driver.
>   - Patch 5: Updates PHY and MAC MCU configurations for RTL9151A and RTL8125BP.
>   - Patch 6: Fixes a segmentation fault during RTL8168 initialization by 
>     restricting RTL8125-specific RSS/VMQ configurations to the correct hardware.
> 
> Howard Wang (6):
>   net/r8169: disable RX CRC drop for RTL8125BP and later
>   net/r8169: optimize Tx datapath by removing redundant packet checks
>   net/r8169: improve RTL8125+ flow control
>   net/r8169: remove RTL9151 CSI (DBI) channel support
>   net/r8169: update hardware configurations for 8125
>   net/r8169: fix segmentation fault during RTL8168 initialization
> 
>  drivers/net/r8169/base/rtl8125bp_mcu.c | 15 ++--
>  drivers/net/r8169/base/rtl9151a.c      |  8 +++
>  drivers/net/r8169/base/rtl9151a_mcu.c  | 14 +++-
>  drivers/net/r8169/r8169_compat.h       |  1 +
>  drivers/net/r8169/r8169_hw.c           | 98 ++++++++++++++++++++++++--
>  drivers/net/r8169/r8169_hw.h           |  2 +-
>  drivers/net/r8169/r8169_rxtx.c         | 32 ++++-----
>  7 files changed, 137 insertions(+), 33 deletions(-)
> 

Looks good, the CI AI review complaints are noise and will ignore those.
Applied to next-net