From patchwork Tue Apr 22 11:31:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugen Hristev X-Patchwork-Id: 883206 Received: from mail-wr1-f46.google.com (mail-wr1-f46.google.com [209.85.221.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 93BA827CB22 for ; Tue, 22 Apr 2025 11:32:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.46 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745321540; cv=none; b=T6lHKAc3+juIZ+oRj/4AOWKsShN5INFyogbiZEwyzKVpiKAf4QjximRt/7GHi1TZSfWaLb1qEzlcWwdRz6S5gcFBiisnFn9Jhf6520+lthRL/dRDyjyDAdjZqnOd/NDioTEVzw7locKpQ3AURAsNWzNNDz9GKkn1AUEhUIDZUbA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745321540; c=relaxed/simple; bh=6Ex4TDV2zsYu1F8S7MzsO2fAsL/9qH/bHusCYK0VeV8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RPLHCpRl+UIvTasdco204f8Q0kdptFmRehSCIVjASTwIZFhjyPPvQ3OxNWE14je5sjjdamjojDV42Dp7t0qqVCrXguxCptZlgsz6/q5phAyNbRr5e0XrSEPrmsSAojurFR8x27rLuQt+1afU72OaUO6Ogeyvp2f4O622g8LAjTI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=YDqvVgVw; arc=none smtp.client-ip=209.85.221.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="YDqvVgVw" Received: by mail-wr1-f46.google.com with SMTP id ffacd0b85a97d-39c0dfad22aso3535170f8f.2 for ; Tue, 22 Apr 2025 04:32:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1745321536; x=1745926336; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=OdGiljQFkRF0Dbr2acCgX0s9x3K0UlpkYw5viR3VBTU=; b=YDqvVgVw/Dleryy20k5uU6BSRNuUwsC+OcGiu/jiGzAVKqE4WS/veIsAN+xi23/DFG J8Q6myPs9EmBgkabyi6bltBiU1jelBDnn2ORpENjgLm2iIxKD35igd9NWjbZhnjmY6UG YX62IKZ58TWFfFdyvjSfLblKKtfPkYLg4i0LYuCkbpqAWKZ1vIqassupGBbEfnubamBC PQzwn0Zi/dSyls3c/PZmwWInViKcadEp7uSDWbz0gc2sp+egC1K0qc5FXJjfRe7CPCwT ksSFu7OrC8K5H2GaEOQpIWEGfU0A77u6icbZ8VPywf22dCvDv9RGAzm1Z/Daa0NU+0ZG 7uDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745321536; x=1745926336; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=OdGiljQFkRF0Dbr2acCgX0s9x3K0UlpkYw5viR3VBTU=; b=kXPdB32cPyWNBPxcxWqMIxB5qhXIZtkBOfulW8bXyHiSAjaCrcDV/HguTFrqZPjBpp LiH+VL0pKKtJFx8i+uC3uGkFiLs1kTcWcrrDClq3KAU6de+Sxy7Fxk7WM7MztOTjpORr yye4JPGiCgxtxlFiEvKnYg2gs5xIwzbxeo+Fgt9gkfW1ryrNUQFyMdi3h9bf9M/AzOVm Z1q7/VjKutAdFssz2r/X9iJmhdZDK0QqUjkw++9OMI0/ZXMoPgVM7Et008oyecJ4WbOI klMRHJbb3btCcOTYeqpvXUOBSWxPaobOenwxO7DKj2I/gQMj6ftW7vqtngtQBz/tqNjY wNIg== X-Forwarded-Encrypted: i=1; AJvYcCVPsbu+2at3kqUB3MBoPscMoh2wOyvRA2oEbGF3yiY7QZia9EfvFRRQ/awvnQ8vRsGMd/3owMOh6/oBfKbp@vger.kernel.org X-Gm-Message-State: AOJu0Yw4OadZw/XlyHJOBjY5AobqBZAHpqFt46/KroGn4+pruZZ+4RRz GbPiQeBvN+YkEKOJiYJzfZDzJKoVt+gWo0PxoDbQqkjpIJRaBdN1AfzKc4RsNQM= X-Gm-Gg: ASbGnctOOT6QZtUnvOop3RdHX0RwL0w8DTKvbL1Usn14SLUbavUgJmJ7t57G5t/A0yG YaaLgbR8oUOugVnZ2EIzxGVchaSNkVB/XH3mBemQGTS84B6S7R8CaPOvn2ruJn4OPnTacnQ33uf iwVwhcZfmrXqHsVqU1p5zv4glK4TKIQYgVZ7hgqHS5abORY2nZaJKuZaZhxatf53uGf0zeMAGfq VmrRxUw/XOmdGSpo4mmqFlgi/olBObyQnNkZLnTb2ysW5HydUX4juiXHYDMvp+jThSDpPKQRwQc gWA9dRZJYuIonEYZVQijxn8q6F6ToHC3OswnCPh6P7tHp+84VEUb X-Google-Smtp-Source: AGHT+IG0T8nDsUkbBz1LgLUHc4nOz1k/hW6xtvig54WUQh6HRN014aiXPO5h8JbbZcarpvLjXHIJ/g== X-Received: by 2002:a05:6000:4012:b0:390:f9d0:5e3 with SMTP id ffacd0b85a97d-39efba37dbfmr12326916f8f.1.1745321535721; Tue, 22 Apr 2025 04:32:15 -0700 (PDT) Received: from eugen-station.. ([2a02:2f0a:131e:0:1820:da87:73b1:d80c]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-39efa49312fsm14907887f8f.70.2025.04.22.04.32.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Apr 2025 04:32:15 -0700 (PDT) From: Eugen Hristev To: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, andersson@kernel.org Cc: linux-doc@vger.kernel.org, corbet@lwn.net, tglx@linutronix.de, mingo@redhat.com, rostedt@goodmis.org, john.ogness@linutronix.de, senozhatsky@chromium.org, pmladek@suse.com, peterz@infradead.org, mojha@qti.qualcomm.com, linux-arm-kernel@lists.infradead.org, vincent.guittot@linaro.org, konradybcio@kernel.org, dietmar.eggemann@arm.com, juri.lelli@redhat.com, eugen.hristev@linaro.org Subject: [RFC][PATCH 04/14] soc: qcom: smem: add minidump device Date: Tue, 22 Apr 2025 14:31:46 +0300 Message-ID: <20250422113156.575971-5-eugen.hristev@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250422113156.575971-1-eugen.hristev@linaro.org> References: <20250422113156.575971-1-eugen.hristev@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add a minidump platform device. Signed-off-by: Eugen Hristev --- drivers/soc/qcom/smem.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index 592819701809..985147b563f8 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -270,6 +270,7 @@ struct smem_region { * @partitions: list of partitions of current processor/host * @item_count: max accepted item number * @socinfo: platform device pointer + * @mdinfo: minidump device pointer * @num_regions: number of @regions * @regions: list of the memory regions defining the shared memory */ @@ -280,6 +281,7 @@ struct qcom_smem { u32 item_count; struct platform_device *socinfo; + struct platform_device *mdinfo; struct smem_ptable *ptable; struct smem_partition global_partition; struct smem_partition partitions[SMEM_HOST_COUNT]; @@ -1236,12 +1238,20 @@ static int qcom_smem_probe(struct platform_device *pdev) if (IS_ERR(smem->socinfo)) dev_dbg(&pdev->dev, "failed to register socinfo device\n"); + smem->mdinfo = platform_device_register_data(&pdev->dev, "qcom-md", + PLATFORM_DEVID_AUTO, NULL, + 0); + if (IS_ERR(smem->mdinfo)) + dev_err(&pdev->dev, "failed to register platform md device\n"); + return 0; } static void qcom_smem_remove(struct platform_device *pdev) { platform_device_unregister(__smem->socinfo); + if (!IS_ERR(__smem->mdinfo)) + platform_device_unregister(__smem->mdinfo); hwspin_lock_free(__smem->hwlock); __smem = NULL;