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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bd4f4eb6320sm571591966b.59.2026.05.18.07.36.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 18 May 2026 07:36:34 -0700 (PDT) Message-ID: <56a54a34-1040-44ae-92e2-ce65a3d3acb5@oss.qualcomm.com> Date: Mon, 18 May 2026 16:36:32 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/2] qcom_battmgr: Add batteryless DC-adapter MAINS support To: Rakesh Kota , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sebastian Reichel Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org References: <20260518-add_dc_in_support-v1-0-31fbaa329879@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260518-add_dc_in_support-v1-0-31fbaa329879@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: _QaEklTh4QKED-PxPWy6xXkIu9wd1Lhr X-Proofpoint-ORIG-GUID: _QaEklTh4QKED-PxPWy6xXkIu9wd1Lhr X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTE4MDE0MyBTYWx0ZWRfXziUdCvip3IV+ wwF/uDqqPkOENQLBrUxHWcP3BTBrNSloHQL0CteU4QKBNYp/r5quiDJY2gZMWMgyjgsJgeFrKQC qez3mv/QXPcak6ihQuEKbnIcBOo+RDkip6MRQ0Jnr8fbdswDKk5aISn0vHMpQOJ1hA6wB98zw56 0yQ06umY4gORq6NPoIr6u4EjIiJ899Fgn+LmOAuCQGx5F3TfFq8WXV/gcin0HDQBw1K//Kq5dBP qrtjBMdtsH7VG/8f0fcWOTvED7hKmddbiqmFty07Wzz00dHdryggVFJk5jIdUvHDMo6tIhZUrhG ou1INjBEhkKkWxGbKiD9USFSXs7IBrGI9BhYPdW2w/g/wD9YHy8sSNr/lRmEl2tdu4fogejNAMi R83G1QXoYRfvxxshagpf8XlIPqcdIlx7KyOB3os3A4yPWjZk5SII2o74ubZ/UlkikIM6rKIh6E2 riy9jFQa3EoeRhsQodg== X-Authority-Analysis: v=2.4 cv=ecMNubEH c=1 sm=1 tr=0 ts=6a0b23f4 cx=c_pps a=5HAIKLe1ejAbszaTRHs9Ug==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=kDyHj_zsKyADgF95HkcA:9 a=QEXdDO2ut3YA:10 a=gYDTvv6II1OnSo0itH1n:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-18_03,2026-05-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 phishscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605180143 On 5/18/26 3:49 PM, Rakesh Kota wrote: > On batteryless boards powered by 12V DC adapters, registering the > power supply as BATTERY causes userspace to incorrectly trigger > battery power-saving sequences. Does battman really offer no way of differentiating whether a battery is *actually* present in such cases? What boards are affected? Konrad