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Thu, 01 Jan 2026 19:58:11 -0800 (PST) X-Google-Smtp-Source: AGHT+IG3UL40tULbA7Xdju+V+G6g4Lz3IYvez9H/jQUQHY40RD4jLaYv7E3JXep8qKMd/Cp/pozMEQ== X-Received: by 2002:a17:90b:4a43:b0:34c:2f01:2262 with SMTP id 98e67ed59e1d1-34e71d6961amr36944741a91.3.1767326290854; Thu, 01 Jan 2026 19:58:10 -0800 (PST) Received: from [10.217.198.242] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-34e70dcc7c8sm39340592a91.15.2026.01.01.19.58.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 01 Jan 2026 19:58:10 -0800 (PST) Message-ID: <0786c6da-5ada-46a7-9c78-276b5e13c9e4@oss.qualcomm.com> Date: Fri, 2 Jan 2026 09:28:04 +0530 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 2/2] arm64: dts: qcom: purwa: Drop the Hamoa workaround for PDC To: Krzysztof Kozlowski , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20251231-purwa_pdc-v1-0-2b4979dd88ad@oss.qualcomm.com> <20251231-purwa_pdc-v1-2-2b4979dd88ad@oss.qualcomm.com> Content-Language: en-US From: "Maulik Shah (mkshah)" In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=NMbYOk6g c=1 sm=1 tr=0 ts=69574254 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=PWh8vqcTduwrkuILrrUA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: HRQmvQio_Dk8LtJpY-Oxav1_v9_v4VIa X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTAyMDAzNCBTYWx0ZWRfX7By53xSJRPp8 Il2DLypBlGEhRfoHhUmSBgPx9B5mv3e6NvEhEsBmCvmEeTX7XneLAGWLoKsYc/kf28J1mL12Kuj rW+Y7Jn9lISZMJJyjsN1KXZTwqUA0NT+j32K7t8EoYYCkS3doYJVlw+mGXWU63Ay/ZFqb6+1NJf Y3Q/r3fwKZuG/ppGstdkWAQ6CwXJF+T6dDpZKhWAY5b77gJHoXOG3Ma9fF++fs8rax1InjmFxpn Rz82kAcuOSPMMJ3RgftLTLUqbeNJgqgWeHZGhhccQ5EwkwB6XUj18uSOCFRWCCWWYFnsoBtaibT h8PvKdIbLK3//y0V/fENreF/RVMMBx/kk+lm833WCJnqjsvVWpe0s6N9Ftffyo7B4RipedaV6po w4Z2yY7MgBUWwJg/iEXKH7/eASCXdvjP6C/RrrtN4pUjHru7BILZ7MMKECl3AKporQZTwa2++xr ibFyLaGkdnatjt/102A== X-Proofpoint-GUID: HRQmvQio_Dk8LtJpY-Oxav1_v9_v4VIa X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-01_07,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 suspectscore=0 bulkscore=0 priorityscore=1501 phishscore=0 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601020034 On 12/31/2025 4:17 PM, Krzysztof Kozlowski wrote: > On 31/12/2025 11:18, Maulik Shah wrote: >> Purwa shares the Hamoa (X1E80100) PDC device, but the hardware register >> bug addressed in commit e9a48ea4d90b ("irqchip/qcom-pdc: Workaround >> hardware register bug on X1E80100") is already fixed in Purwa silicon. >> >> Hamoa compatible forces the software workaround. Use the Purwa specific > > There is no Hamoa compatible, there is no such name in upstream (except > dtsi), so don't use that name at all. Neither here nor in commit msg. > > Okay. I will not use hamoa/purwa, will use X1E80100/X1P42100 everywhere in v2. >> compatible string for the PDC node to remove the workaround from Purwa. >> >> Fixes: f08edb529916 ("arm64: dts: qcom: Add X1P42100 SoC and CRD") > > Explain the bug being fixed here. I will add explanation of bug in v2. Thanks, Maulik