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Sat, 17 Oct 2026 09:34:58 -0700 (PDT) Received: from oss.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3608258aa66sm21415852eec.20.2026.10.17.09.34.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Oct 2026 09:34:58 -0700 (PDT) Date: Sat, 17 Oct 2026 22:04:43 +0530 From: Mohd Ayaan Anwar To: Bartosz Golaszewski Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , Vinod Koul , Giuseppe Cavallaro , Chen-Yu Tsai , Jernej Skrabec , Neil Armstrong , Kevin Hilman , Jerome Brunet , Shawn Guo , Fabio Estevam , Jan Petrous , s32@nxp.com, Romain Gantois , Geert Uytterhoeven , Magnus Damm , Maxime Ripard , Christophe Roullier , Bartosz Golaszewski , Eric Dumazet , Radu Rendec , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Drew Fustini , linux-sunxi@lists.linux.dev, linux-amlogic@lists.infradead.org, linux-mips@vger.kernel.org, imx@lists.linux.dev, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, Bartosz Golaszewski Subject: Re: [PATCH net-next v16 3/7] net: stmmac: qcom-ethqos: set serdes mode before powerup Message-ID: References: <20261014-qcom-sa8255p-emac-v16-0-0266c2ead980@oss.qualcomm.com> <20261014-qcom-sa8255p-emac-v16-3-0266c2ead980@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261014-qcom-sa8255p-emac-v16-3-0266c2ead980@oss.qualcomm.com> X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE3MDA2NiBTYWx0ZWRfX7cHBDETBSF2x 7mJ+xOCEOf3denhB/ru5rJEAvTts8Ivkvc56uR5RfXXwP+s701/0KGy8Ae7tIJcoIAQaRJQnQjl viJ0tMHuDubvYlekSrSRiu5TYA/1XYs= X-Proofpoint-GUID: NnISTDmBNex27_wH6f5ePWNAG_tBjR1_ X-Authority-Analysis: v=2.4 cv=Bu8IUoX5 c=1 sm=1 tr=0 ts=6ad3a3b4 cx=c_pps a=bS7HVuBVfinNPG3f6cIo3Q==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=kj9zAlcOel0A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=6xCJM4BY7YgkIKmfACwA:9 a=CjuIK1q_8ugA:10 a=vBUdepa8ALXHeOFLBtFW:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE3MDA2NiBTYWx0ZWRfX+cZn7Gv7IPZq IejnvEzTyM5QPGRadTs+5J2UznKiHSBH76xUezmOet4wWrLHvr03JE4S5XndVljlnWLn37Dmrai HqWUnBxWOZQkNqKjrPSLfL/0smysDwj7DMJQrDsHlsQFpmdvc71Slpnc5mJ3haO5djbPVQFcfbd PDf9bVlw4Kl51mJpSMjWNTt7Kh/vo1NUIyr+d6hSAPFOwKUU90F5eR+j37GrF5DjjXtt44u59bU /dfanHvcA/nxfuhTkHrmSuvgb0yVGin2fpDx9Beq+5t1PS1rjmQ8L9ppPpHAv8Igy7F3bUxOK0s A5DvY0bGzDW5RqcxtM8Wi2d8XX/yEUOe9BzNmDJ87vl0dDXABYTp0M0bOvPfeebBNq0Zoe2IX87 ARNiOyz90kyg9fKtrikm0Fn/5DmH+G5dYo1ueK8Tiyfr0px31Zn3cEOk1UcJRGGlHjA7wmBogH8 NgkUhLUhYrihNKw3wvg== X-Proofpoint-ORIG-GUID: NnISTDmBNex27_wH6f5ePWNAG_tBjR1_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-17_05,2026-10-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 suspectscore=0 clxscore=1015 adultscore=0 priorityscore=1501 phishscore=0 spamscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610170066 On Wed, Oct 14, 2026 at 02:36:42PM +0200, Bartosz Golaszewski wrote: > Call phy_set_mode_ext() before phy_power_on() in > qcom_ethqos_serdes_powerup(). This is harmless for existing users but on > SCMI systems this is required for the PHY driver to select the right > performance level - which translates to the link speed. This is done > ahead of adding support for the firmware-managed EMAC on Qualcomm sa8255p. > > Signed-off-by: Bartosz Golaszewski > --- As mentioned in the commit message, this should be harmless for existing non-SCMI systems and I did not see any issues while testing this series on IQ 9075 EVK, so: Tested-by: Mohd Ayaan Anwar Reviewed-by: Mohd Ayaan Anwar Ayaan