From patchwork Tue Feb 11 18:25:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alyssa Rosenzweig X-Patchwork-Id: 13970469 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6D575C0219B for ; Tue, 11 Feb 2025 18:36:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To: Content-Transfer-Encoding:Content-Type:MIME-Version:Message-Id:Date:Subject: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=1AiaIP//M8WqD4dxy7fDutkXfjVTrFqsAP5JrCGoW9k=; b=zGpBw40BEEUW0q XQ5YeIY5/6NZP51n9/tDCHU7nMxYTG4RMdCcjMzuaHHnR0ycx75YJ3c650IloN6Uyxq6+ApXzZ2MI yjNcJFdXBBbWvw7Strk2L9sbKyeikld5uVoVzTgbXY+/0Q0iUEVIm4MVWAeL2PW1dFlfcoRVOcMct HCUiwze0JOQaY6Nb7zOzcH4KyHgN3ybmj67ia4EO95Of7WMkUc1o2BAqZI/y/bmr+dnOXv/MgQZrV K5wOKg3kPJl62qFz2WqSU+2M7FNj3HonhAxPCzfPcVqh6MCWHUiXHt/4ONPE29FqVBVoqJ7qvgvJR YsS8ACGtip8ee5esm8bw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1thv7Y-00000004rWu-10us; Tue, 11 Feb 2025 18:36:32 +0000 Received: from out-172.mta0.migadu.com ([91.218.175.172]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thuxQ-00000004q2E-0jYI for linux-arm-kernel@lists.infradead.org; Tue, 11 Feb 2025 18:26:09 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rosenzweig.io; s=key1; t=1739298361; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=1AiaIP//M8WqD4dxy7fDutkXfjVTrFqsAP5JrCGoW9k=; b=l2XwgcrEvmmJ1ZWNybXTH+EtietGpZihBPDDaeJW6YKeYZ3JyEg8suYzPDWXcB4L2Z1LOb s/gA+VpQli2gp7Yxt2QZksOdvOcBFjbTb2fvya4l+Vv+aQOjjr+9+k5cPtOiavou98L2Mq piVTocwwAuwxjpG3Sz6/Ug/1TXVWer0WqfIogn4tt10LjoAoEenwOc8FBm6utEYEeaANBs R8A+3K0JY7BTtnwgMHkdRozYirf6SFU0lAbrDKBHnbDqpDny2T1cMZnD+DUp2K9MHnvBpG mOnnZiV4Mz1F6AsZrv53EGlhygBUZr5wlAuv7iblugB0OV6zWscMLi5wZ+fctA== From: Alyssa Rosenzweig Subject: [PATCH 0/3] apple-nvme: bug and perf fixes Date: Tue, 11 Feb 2025 13:25:56 -0500 Message-Id: <20250211-nvme-fixes-v1-0-6958b3aa49fe@rosenzweig.io> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIADSWq2cC/x2LQQqAIBAAvyJ7bkG3PNhXokPYWnvIQkEC8e9Jx 2FmKmROwhlmVSFxkSx37GAGBf7c4sEoe2cgTVaTMRjLxRjk5Yzk/KSdJ2vHAH14Ev+i98va2gc xJRZhXAAAAA== X-Change-ID: 20250211-nvme-fixes-29c409c2553f To: Hector Martin , Sven Peter , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Philipp Zabel Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, Alyssa Rosenzweig X-Developer-Signature: v=1; a=openpgp-sha256; l=1028; i=alyssa@rosenzweig.io; h=from:subject:message-id; bh=0gCZGHfdGU8//8Avd545jbaLhxjsJY7QoZdswjXKd9U=; b=owEBbQKS/ZANAwAIAf7+UFoK9VgNAcsmYgBnq5Y3Bvk569yv+q2HP9FrS/HTrAyd5yOIbC2m8 F8dvl+ikM+JAjMEAAEIAB0WIQRDXuCbsK8A0B2q9jj+/lBaCvVYDQUCZ6uWNwAKCRD+/lBaCvVY DXtVEACHXlU9HvWPNeRFrQx56yTXHAmyS65cSe9sGDD2aZ3id4sg4mUfVrMCIADNXrniTC9ikhU DPx6dGns77YE8Jbp/EGsfju+3smsarCaaBHKgqZrKZNe0ZqMa3J+3hVp70sSL2TSwlZayl0uA8U joelBYnFTtsJy/0RXRFQpHXl66ipJEXnUg4EA6eb4yfrHuwNL4Ujcd1cs8kKxKdU9ZgiNIWgp2F eZXHv/MViEAG6/Ev7StkmVeKq09GcK1VQ7dDGd014s8t48L2ib3OQIomsk1UP8IJOkP0KtxtzDh +SEs9dmlee4rdwd076gLlLqDgdrPeA9vLyfPWKVs9ewUCM9zse6cxMYL2gCiMYEmrZBMPNPjjp0 54r9mwDgaQK43Ws1ecjdivftoKBPqHcY6K7Y5dloDdQy7eIKp98dKmUbhrrfOgPloBVwY+6uySB QHJhCLvzaks9Rhiw3jPV422KnJUjo3PY6kkTFjdtyqByoZfRd6J+Mrf92MAAHrQSoLlIMJa3HwV RZRe1SXYDKQhb73L++J4dxU62ZsydgXJApThOaZm6UGJLHeadjT5iN8eI7LJcWuUOi6CtiaFRhU D41qjUFBPzw12RGREkoKYpx41lm7a0YeNmD4bBT/k1BzK2PjCp+Q3jiB9OcBxe9bV8s2dsRalpP U5mfwOU7wFHSn8Q== X-Developer-Key: i=alyssa@rosenzweig.io; a=openpgp; fpr=435EE09BB0AF00D01DAAF638FEFE505A0AF5580D X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250211_102605_450835_D8276966 X-CRM114-Status: UNSURE ( 9.21 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This small series fixes three unrelated issues with the Apple NVMe driver. * fix NVMe on firmware/machine * fix a power domain leak * fix pathological driver performance with random writes The first two are strict bug fixes, the last is technically an optimization but given the measured 200x performance difference I do consider to be a fix ;-) Given the early stage of mainlining for these SoCs, none of this needs to be backported. Signed-off-by: Alyssa Rosenzweig Reviewed-by: Neal Gompa --- Hector Martin (2): apple-nvme: Support coprocessors left idle apple-nvme: Release power domains when probe fails Jens Axboe (1): apple-nvme: defer cache flushes by a specified amount drivers/nvme/host/apple.c | 124 +++++++++++++++++++++++++++++++++++++++------- 1 file changed, 107 insertions(+), 17 deletions(-) --- base-commit: 2014c95afecee3e76ca4a56956a936e23283f05b change-id: 20250211-nvme-fixes-29c409c2553f Best regards,