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Fri, 04 Jul 2025 16:29:40 +0100 (BST) Received: from 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa (172.25.7.125) by HHMAIL05.hh.imgtec.org (10.100.10.120) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Fri, 4 Jul 2025 16:29:39 +0100 From: Matt Coster To: Frank Binns , Alexandru Dadu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Alessio Belle CC: , In-Reply-To: <20250624-clear-rpm-errors-gpu-reset-v1-1-b8ff2ae55aac@imgtec.com> References: <20250624-clear-rpm-errors-gpu-reset-v1-1-b8ff2ae55aac@imgtec.com> Subject: Re: [PATCH] drm/imagination: Clear runtime PM errors while resetting the GPU Message-ID: <175164297965.68064.9466068700510801982.b4-ty@imgtec.com> Date: Fri, 4 Jul 2025 16:29:39 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.2 X-EXCLAIMER-MD-CONFIG: 15a78312-3e47-46eb-9010-2e54d84a9631 X-Proofpoint-ORIG-GUID: 2yiag1doPMQYHXMUnLETdw98OiuFh3ou X-Proofpoint-GUID: 2yiag1doPMQYHXMUnLETdw98OiuFh3ou X-Authority-Analysis: v=2.4 cv=JNM7s9Kb c=1 sm=1 tr=0 ts=6867f364 cx=c_pps a=AKOq//PuzOIrVTIF9yBwbA==:117 a=AKOq//PuzOIrVTIF9yBwbA==:17 a=fFtJDOQOLN4A:10 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=r_1tXGB3AAAA:8 a=FLNaFda3mgrzrB3-JzIA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=zZCYzV9kfG8A:10 a=t8nPyN_e6usw4ciXM-Pk:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzAyMDA2OCBTYWx0ZWRfX+iCJwlH/rUVU U7p/r9hzZ7rqnWKRM4X7xabKi58WfbAciKFrAmvo5bfSn+/Me8Fzacf1yYoFVicF9ng9R2ewyTi co564QGB8+e4NoUuRLNkY5VMxGcSU4w69e9E41VbmkfIF8AAytDtylX06AagH44WZYZhgvpv77f 9Bz/k1pMSmkgQxKdkGlyWEnnZUXZ9L0pQNV6cheiD/3HFvW+tJQBvEONsGVqCPTd4nD9l+KBrqf /2j6ZXpe6Jx/jtXNIMSqRWgXK5SCKZtZ9cEZfzEk0yotpAS13pl8cCQCeMsnWD/1EzGIsiAQnrF qCTaODFDMYTa/dUuxRVzOh1CfsaYVyfzRvD2jiSbq74FGgHQzPC272sJmpPyn2hQWwEARS9dB6B J1wErhSz On Tue, 24 Jun 2025 16:01:31 +0100, Alessio Belle wrote: > The runtime PM might be left in error state if one of the callbacks > returned an error, e.g. if the (auto)suspend callback failed following > a firmware crash. > > When that happens, any further attempt to acquire or release a power > reference will then also fail, making it impossible to do anything else > with the GPU. The driver logic will eventually reach the reset code. > > [...] Applied, thanks! [1/1] drm/imagination: Clear runtime PM errors while resetting the GPU commit: 551507e0d0bf32ce1d7d27533c4b98307380804c Best regards, -- Matt Coster