From nobody Mon Feb 9 10:28:36 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C10AEB64DD for ; Tue, 1 Aug 2023 09:44:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233466AbjHAJoL (ORCPT ); Tue, 1 Aug 2023 05:44:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45422 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233408AbjHAJno (ORCPT ); Tue, 1 Aug 2023 05:43:44 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 437E56192 for ; Tue, 1 Aug 2023 02:41:24 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5B0551650; Tue, 1 Aug 2023 02:42:04 -0700 (PDT) Received: from a077893.arm.com (unknown [10.163.53.114]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 454B63F5A1; Tue, 1 Aug 2023 02:41:16 -0700 (PDT) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com Cc: Anshuman Khandual , Mike Leach , Leo Yan , Alexander Shishkin , coresight@lists.linaro.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 4/4] coresight: trbe: Enable ACPI based TRBE devices Date: Tue, 1 Aug 2023 15:10:52 +0530 Message-Id: <20230801094052.750416-5-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230801094052.750416-1-anshuman.khandual@arm.com> References: <20230801094052.750416-1-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This detects and enables ACPI based TRBE devices via the dummy platform device created earlier for this purpose. Cc: Suzuki K Poulose Cc: Mike Leach Cc: Leo Yan Cc: Alexander Shishkin Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- drivers/hwtracing/coresight/coresight-trbe.c | 9 +++++++++ drivers/hwtracing/coresight/coresight-trbe.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtraci= ng/coresight/coresight-trbe.c index e1d9d06e7725..f884883e9018 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.c +++ b/drivers/hwtracing/coresight/coresight-trbe.c @@ -1537,7 +1537,16 @@ static const struct of_device_id arm_trbe_of_match[]= =3D { }; MODULE_DEVICE_TABLE(of, arm_trbe_of_match); =20 +#ifdef CONFIG_ACPI +static const struct platform_device_id arm_trbe_acpi_match[] =3D { + { ARMV8_TRBE_PDEV_NAME, 0 }, + { } +}; +MODULE_DEVICE_TABLE(platform, arm_trbe_acpi_match); +#endif + static struct platform_driver arm_trbe_driver =3D { + .id_table =3D arm_trbe_acpi_match, .driver =3D { .name =3D DRVNAME, .of_match_table =3D of_match_ptr(arm_trbe_of_match), diff --git a/drivers/hwtracing/coresight/coresight-trbe.h b/drivers/hwtraci= ng/coresight/coresight-trbe.h index 77cbb5c63878..94e67009848a 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.h +++ b/drivers/hwtracing/coresight/coresight-trbe.h @@ -12,6 +12,7 @@ #include #include #include +#include #include #include =20 --=20 2.25.1