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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b65eb035d48sm1350290866b.53.2025.10.22.07.58.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 22 Oct 2025 07:58:16 -0700 (PDT) Message-ID: <61c299af-c4f8-47a0-8803-306c08792b17@oss.qualcomm.com> Date: Wed, 22 Oct 2025 16:58:15 +0200 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 1/4] regulator: rpmh-regulator: Fix PMIC5 BOB bypass mode handling To: Dmitry Baryshkov , Kamal Wadhwa Cc: Bjorn Andersson , Konrad Dybcio , Liam Girdwood , Mark Brown , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251022-add-rpmh-read-support-v2-0-5c7a8e4df601@oss.qualcomm.com> <20251022-add-rpmh-read-support-v2-1-5c7a8e4df601@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDIxMDE5MCBTYWx0ZWRfX5CP5Zj55Xp7q h6mUZrJrdM9tdCQH4Nhhcaoz65xInlWrNR9LBbYBFF5T931UF8g0fmMnfcaPau7n6uSn6UIh5cB YEaJS9WebsdNDlXEo2T6Z1yjkNIwz8I2lLHPbtlH2eHtGuF9z/ybhp/MYF9KtTdjB1BKdQM03jT 34DrgYYUPHn08iVmSv6105siqOS/7G1Vj4tNB/DlDZSHmnFo+D52z5Y9QU07oUoZt6uwE0Zvgzl ToWgiB/wFFxYyXsOPWgO5xp3Mcy9QUhoBbf50BOf7AoRwDaQwpuEUtFPU4wH6WGt5u9F12zspkD lG/oiM+vvCwH19WbzjQwpHXxuWuim2W/UDeYjnQh90/vXiQ6QQgNvaKCU1ufg49tuQ0JEGZJZXb ApzymE0GtSl+Lnw92hoEm10flF/K4g== X-Authority-Analysis: v=2.4 cv=FbM6BZ+6 c=1 sm=1 tr=0 ts=68f8f10b cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=kCPPLUCfYJNoUqFreaIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-GUID: xZOu7ObqoCgGWy6pVw0f2CusEsOYt7LT X-Proofpoint-ORIG-GUID: xZOu7ObqoCgGWy6pVw0f2CusEsOYt7LT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-22_06,2025-10-13_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 suspectscore=0 spamscore=0 impostorscore=0 clxscore=1015 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510210190 On 10/22/25 12:23 AM, Dmitry Baryshkov wrote: > On Wed, Oct 22, 2025 at 02:38:53AM +0530, Kamal Wadhwa wrote: >> Currently, when `rpmh_regulator_set_mode_bypass()` helper function >> is called to set bypass mode, it sends PMIC4's BOB bypass mode >> value for even if its a PMIC5 BOB. > > The universe will end, the Sun will explode and Ragnarök will be upon > us. Please describe the issue, why sending bypass value is bad. I think you misread, it sends the magic value which corresponds to BYPASS, but one that worked for the previous generation Konrad