From patchwork Sat Feb 22 16:56:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Peter via B4 Relay X-Patchwork-Id: 13986767 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 7B932C021B2 for ; Sat, 22 Feb 2025 16:59:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ALz//0HBxbKUArJZkDOqSeIZBZtLkafDV6jT13WvafU=; b=ZyBfvLzI6tU+MyGiT6tEY3hcuU xFrfkcHv+WwJkHXQQDq4nF9gxVsmmKhzo5zgIspHIxgu6bvUYwL18LcrKmc0LhDUbQwHVhAHZpgQF dsMt0O8ZHE7q38Wg9tZTSYZ9P9l9V5TcagiUW4hJC/9qnlaZ6n5jyka6pHUOPewKnEridvqgCy9bU dT/+bOXdy9BlnmHlaDHKJBXh3sbvvGt9L4CqwcPLoDryUTbYGQqpRLQ7EPSbrUjTkQB5MS+uTB0fv FpIXPLcHXSutVGGHgSXuq6c3Ond/Cg6r9+1LZuCm2FekplKkg0aBMvDgvP/gnkNocygqyExBc54Zm zU58GZtg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlsqB-00000008PPr-1sLH; Sat, 22 Feb 2025 16:58:59 +0000 Received: from tor.source.kernel.org ([2600:3c04::f03c:95ff:fe5e:7468]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tlsoi-00000008PFf-2h7c for linux-arm-kernel@lists.infradead.org; Sat, 22 Feb 2025 16:57:28 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 25EEE61120; Sat, 22 Feb 2025 16:57:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 74FEAC4CEE6; Sat, 22 Feb 2025 16:57:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740243447; bh=ikludOBLGJcDCnJlNymHnygt+Sj54F2yzuxmtj0+M9M=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=t8afU9t54Yj9QLzkL6figMynucP3g7eJ/UCCqimCNK1afn4Y48AFxmYVm6YxwWzqn mDqXeUpAA/liAz5pnQmOcYN6jNmgoNVNvXioxrKOFgVKSF6H6jZrcm9pCU+dkMYIgO YpJJOn/KAi4CBW5S/UVrRNydHWvhXzwlaM6NEQ+AMK2VAbYg3OrHmsvbYjhk8p3vOT 2EjCNURx/kjes30fD/d7oF5seVA1IsaQxB+PHQeUkMh18kMEEjdGg8O+0gBtva6IDQ f8f3TGjGPTEvdmbCJJ1lb31dkq65SLAwakWgkmEOuBMAfr67CJo6v5WM5PEcf/DRUn x6vmneEIgV1vg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B3BAC021B5; Sat, 22 Feb 2025 16:57:27 +0000 (UTC) From: Sven Peter via B4 Relay Date: Sat, 22 Feb 2025 16:56:46 +0000 Subject: [PATCH 1/4] soc: apple: rtkit: Add APPLE_RTKIT_PWR_STATE_INIT MIME-Version: 1.0 Message-Id: <20250222-apple-soc-misc-v1-1-1a3af494a48a@svenpeter.dev> References: <20250222-apple-soc-misc-v1-0-1a3af494a48a@svenpeter.dev> In-Reply-To: <20250222-apple-soc-misc-v1-0-1a3af494a48a@svenpeter.dev> To: Alyssa Rosenzweig , Janne Grunau , Sven Peter Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1222; i=sven@svenpeter.dev; h=from:subject:message-id; bh=Bzvx04lIOmxyPohnaPEhCN5D4RKIiEvPi9Robq/Ze9c=; b=owGbwMvMwCHmIlirolUq95LxtFoSQ/ouxo/rVmyVvXBlx/HL/Axro6/Jf2Ssqfr/+Ipx6jHuu KDniVYSHaUsDGIcDLJiiizb99ubPnn4RnDppkvvYeawMoEMYeDiFICJCGxhZHh0ra7t9n/1E1ll 755zRtot3xw8K+ajqgR70srn+008qgUZ/tcXvJuyb+fM1yfjOO95aXLUX8/v25pepLcgoOz4/13 vnRgB X-Developer-Key: i=sven@svenpeter.dev; a=openpgp; fpr=A1E3E34A2B3C820DBC4955E5993B08092F131F93 X-Endpoint-Received: by B4 Relay for sven@svenpeter.dev/default with auth_id=167 X-Original-From: Sven Peter 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: , Reply-To: sven@svenpeter.dev Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Janne Grunau This state is needed to wake the dcp IOP after m1n1 shut it down. Signed-off-by: Janne Grunau Signed-off-by: Sven Peter --- drivers/soc/apple/rtkit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/soc/apple/rtkit.c b/drivers/soc/apple/rtkit.c index 2f5f878bf899..be0d08861168 100644 --- a/drivers/soc/apple/rtkit.c +++ b/drivers/soc/apple/rtkit.c @@ -12,6 +12,7 @@ enum { APPLE_RTKIT_PWR_STATE_IDLE = 0x201, /* sleeping, retain state */ APPLE_RTKIT_PWR_STATE_QUIESCED = 0x10, /* running but no communication */ APPLE_RTKIT_PWR_STATE_ON = 0x20, /* normal operating state */ + APPLE_RTKIT_PWR_STATE_INIT = 0x220, /* init after starting the coproc */ }; enum { @@ -898,7 +899,7 @@ int apple_rtkit_wake(struct apple_rtkit *rtk) * Use open-coded apple_rtkit_set_iop_power_state since apple_rtkit_boot * will wait for the completion anyway. */ - msg = FIELD_PREP(APPLE_RTKIT_MGMT_PWR_STATE, APPLE_RTKIT_PWR_STATE_ON); + msg = FIELD_PREP(APPLE_RTKIT_MGMT_PWR_STATE, APPLE_RTKIT_PWR_STATE_INIT); ret = apple_rtkit_management_send(rtk, APPLE_RTKIT_MGMT_SET_IOP_PWR_STATE, msg); if (ret)