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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-65fabf6d068sm3249502a12.21.2026.03.02.02.43.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Mar 2026 02:43:22 -0800 (PST) Message-ID: Date: Mon, 2 Mar 2026 11:43:19 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] phy: qcom: m31-eusb2: Make USB repeater optional To: Abel Vesa , Vinod Koul , Neil Armstrong Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, Wesley Cheng , Dmitry Baryshkov , Bjorn Andersson References: <20260302-phy-qcom-m31-eusb2-make-repeater-optional-v2-1-dbf714c72056@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260302-phy-qcom-m31-eusb2-make-repeater-optional-v2-1-dbf714c72056@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: JDljlTMDujnB7OfMI_Nsm__i8FO_FPml X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzAyMDA4OCBTYWx0ZWRfX6eqccuhWEMj2 JfdCcjoe8FVuhH6DJP7r4Y/KjOc1GFh7LinI0Gy0u9hpA/Mq7+4bAAQj11Bfdj7aEQmHccA05i/ W1mWO5W0qjLs2lfr62u6Ti/dPrCT6BJdUxZo8iP8QZF7fWw4F7o7AsgGdLEVznMtnb7flPMpHoE 0Hq2IPsBtfVcm9chTi76E0p5DqJqgCifgGW54cBzoZbGnhBuDuHd1KX8BgbEtSEevaMM4Y0axDn HkaWCyGpwv8U7ZScsRWc67sZee7jUeS8+xd00HASy/EL1FTwLZJDMNrHcs4Y0x5uoA/TFSVn22w SmyjzfxP1TDwLPGnjJeJX+tSMt2PK2Iub5H8yrMxb0za9LUpqmBnZjNMPsCW7wOnPi/adpoWaQU iGklFtVRPs/xQ4U67lEZWsjlb9N9FtHcM4NkLlYSQtKlS4a7kdDKyQJA71zjMsYHNSPEQ7KmX0f G2V5PhvfHLd4odKnz+g== X-Proofpoint-ORIG-GUID: JDljlTMDujnB7OfMI_Nsm__i8FO_FPml X-Authority-Analysis: v=2.4 cv=I5Vohdgg c=1 sm=1 tr=0 ts=69a569cd cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=rhpHOOLw1G9ZS_OY0_8A:9 a=QEXdDO2ut3YA:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-02_03,2026-02-27_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 phishscore=0 impostorscore=0 bulkscore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603020088 On 3/2/26 9:34 AM, Abel Vesa wrote: > From: Wesley Cheng > > A repeater is not required for the PHY to function. On systems with > multiple PHY instances connected to a multi-port controller, some PHYs > may be unconnected. All PHYs must still probe successfully even without > attached repeaters, otherwise the controller probe fails. > > So make it optional. > > Signed-off-by: Wesley Cheng > [abel.vesa@oss.qualcomm.com: commit re-worded to reflect actual reason] > Reviewed-by: Dmitry Baryshkov > Reviewed-by: Bjorn Andersson > Signed-off-by: Abel Vesa > --- Reviewed-by: Konrad Dybcio Konrad