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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b935aee3ab4sm870864166b.61.2026.03.05.02.02.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 05 Mar 2026 02:02:04 -0800 (PST) Message-ID: <24685144-c1bb-4084-80de-40989efbf4a1@oss.qualcomm.com> Date: Thu, 5 Mar 2026 11:02:01 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/7] arm64: dts: Drop CPU masks from GICv3 PPI interrupts To: Geert Uytterhoeven Cc: Marc Zyngier , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Peter Griffin , =?UTF-8?Q?Andr=C3=A9_Draszik?= , Tudor Ambarus , Alim Akhtar , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Dinh Nguyen , Bjorn Andersson , Konrad Dybcio , Thierry Reding , linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-samsung-soc@vger.kernel.org, imx@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org References: Content-Language: en-US From: Konrad Dybcio In-Reply-To: X-Proofpoint-GUID: mk2Mv_9RE9uF0J0fWTpzYg67sRomqwBa X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA1MDA4MCBTYWx0ZWRfX2bYWN3SbDrzo BllDLBYdpJhx/LInvAwttO2QPyyo/N2uG7+ReeQAUBfU3U5LvfVtrrdhdQSGkHRaqacZMgZ95KP 0eEKDmXwc7/J6gDh6WVNbIR5f+cK3mQHzfUb0aTnAMSUktnk4DBg+YdijxjqDl6JkiDqPpmxoYl ayIFo1I9AHubJF95cQSkIwfE8LwWSN8EnhXiCjBotM+PoTczzwZJiiQtBtb7qm/Zs/mSIeA928M NbB2z5hDA6xkVvp3etB3rfVqyirNJumxzom5MPxOZNTfq1JFk9vIrA6oAPzfVZS9CDZFvNEyctz DL8d+IuzBHinleUCB3wt7OmJlkFhqtPjQrjzkZ/RRKrUJ+Kf88v2WyrjztQcG/Q6iRC4ZgHpDI4 XOO3MmxYBXezxJKgLZSTtZNKzw6TsrMIOnhZ/3qhjo9U1+sqUVbkidw3ZquQUEfiUAWU3vsC64E vrYdUXC62UExEnwczrQ== X-Authority-Analysis: v=2.4 cv=JK82csKb c=1 sm=1 tr=0 ts=69a9549d cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=RQncaQt55EiIgf5kr6IA:9 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 X-Proofpoint-ORIG-GUID: mk2Mv_9RE9uF0J0fWTpzYg67sRomqwBa 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=2026-03-05_02,2026-03-04_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 phishscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 bulkscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603050080 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260305_020207_186423_34C39452 X-CRM114-Status: GOOD ( 13.68 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 3/5/26 10:55 AM, Geert Uytterhoeven wrote: > Hi Konrad, > > On Thu, 5 Mar 2026 at 10:33, Konrad Dybcio > wrote: >> On 3/4/26 6:10 PM, Geert Uytterhoeven wrote: >>> Unlike older GIC variants, the GICv3 DT bindings do not support >>> specifying a CPU mask in PPI interrupt specifiers. Hence this patch >>> series drop all such masks where they are still present. >> >> I'm having trouble finding where that's used on pre-v3 even.. does >> that actually get processed on the older iterations? > > I had noticed the same, and had asked maz on IRC. > His answer: > > "so far, we have never seen a GICv{1,2} system that didn't have all > of its PPIs > connected to the same set of devices." lol, that's fun! Konrad _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic