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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-kernel@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-Details-Enc: AW1haW4tMjYxMDE3MDA2NiBTYWx0ZWRfXynLCn9OiYf8B jwTFMN3l0L6f/VNn+0U/QLdcvyt3XIjlNETf1kggGOvexBpDcR6/LpbWcpULbXdKhNpPPq99jZ0 Gmxyv5A3z2Ri+/q5GCFEQqNhRsCoWxpsqeNzvdkgU1Hk2fB9+VMww/eFDhzdbhKA4aLKmT9Pxip OP06Zv1J0wtTJfaRYmebj+XWRGYtV/8ydyKTToKZkNovIbLLW1E7Y3QnAcpY2fT9eWpbW86aJfJ e+hVLjlQ2fDxrEi3SPaIc2jHZWWtDa2I76YLBOHNKoqgbssr4bGcG34KizRyZHSvl4529riMhm4 0KTX8BGBsnrByGDg0RQYb9cd3l3/Wp4UOCLRUUgfgIHQR/0bv+btz9Se9vlukjVG56T1r5OcYBQ ekbvfWraZjz+8k6of7PfAMnFaTqsG1MB3qzq1RUEkK0vmgOLjAXqgOv+OnXhSO5+OFsyj35zFaY 8gzgHWeuZM1XJjpFz5w== X-Authority-Analysis: v=2.4 cv=W4WtxhWk c=1 sm=1 tr=0 ts=6ad3a3b4 cx=c_pps a=kVLUcbK0zfr7ocalXnG1qA==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=kj9zAlcOel0A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=6xCJM4BY7YgkIKmfACwA:9 a=CjuIK1q_8ugA:10 a=vr4QvYf-bLy2KjpDp97w:22 X-Proofpoint-ORIG-GUID: iHXIwM18tQgdnALynZHUDDtCgTI55IKB X-Proofpoint-GUID: iHXIwM18tQgdnALynZHUDDtCgTI55IKB X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE3MDA2NiBTYWx0ZWRfXzqSPjTD/0hpP 93S9MfO+dgyubGnmG5cUVYcl3LtBB2ynXZZtMIE+9s2jRPvzBfIPVlbEm7HnreVgiJAS55/YrBG IY6mG7qfybz+nu3iqpWqUdV0tqVOgeY= 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 spamscore=0 clxscore=1015 malwarescore=0 phishscore=0 adultscore=0 priorityscore=1501 suspectscore=0 bulkscore=0 impostorscore=0 lowpriorityscore=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