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Miller" , Andrew Lunn Cc: "Russell King (Oracle)" , Alexandre Torgue , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Mohd Ayaan Anwar , Neil Armstrong , netdev@vger.kernel.org, Vinod Koul Subject: Re: [PATCH RESEND2 net-next 0/8] net: stmmac: qcom-ethqos: further serdes reorganisation Message-ID: <20260227154850.hcz4ftt3aah7robh@skbuf> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260227_074856_503348_92DFEFCE X-CRM114-Status: GOOD ( 21.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Feb 26, 2026 at 11:07:16PM +0000, Russell King (Oracle) wrote: > This is part 2 of the qcom-ethqos series, part 1 has now been merged. > > This part of the series focuses on the generic PHY driver, but these > changes have dependencies on the ethernet driver, hence why > it will need to go via net-next. Furthermore, subsequent changes > depend on these patches. > > The underlying ideas here are: > > - get rid of the driver using phy_set_speed() with SPEED_1000 and > SPEED_2500 which makes no sense for an ethernet SerDes due to the > PCS 8B10B data encoding, which inflates the data rate at the SerDes > compared to the MAC. This is replaced with phy_set_mode_ext(). > - allow phy_power_on() / phy_set_mode*() to be called in any order. > > Mohd has tested this series, but it would be great to get acks/reviews > from the generic PHY maintainers. > > .../ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 31 +++-------- > drivers/phy/qualcomm/phy-qcom-sgmii-eth.c | 62 +++++++++++++++++----- > 2 files changed, 57 insertions(+), 36 deletions(-) > > -- > RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ > FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last! > Reiterating Vinod's request to netdev maintainers from here, just because it's easy to get lost in the multiple patch versions: https://lore.kernel.org/netdev/aaGgWUpM2A5y11Wh@vaman/ Can we please get a tag to pull into linux-phy when this gets merged in net-next? I'm also working on a patch set for phy-next which will conflict with this series.