From patchwork Wed Feb 8 15:28:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 13133152 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 3574EC636CC for ; Wed, 8 Feb 2023 15:29:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231724AbjBHP3Q (ORCPT ); Wed, 8 Feb 2023 10:29:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231683AbjBHP2z (ORCPT ); Wed, 8 Feb 2023 10:28:55 -0500 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 43EB8457D7; Wed, 8 Feb 2023 07:28:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1675870133; x=1707406133; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=QgsTm/eNP+J/CEq8iJYGGEPvC2UZDdgN7uh3TsL06mk=; b=GUiyrhmoBv8yUYqbZMU/sbX2pZUH+wVIZTmlGD1WvazlK7dMNNhlBeXJ 8YuiLwkR6oL3m+RXHCESOMKMvNo/8ogG330n8QOXKPjRlLJ7rpSFyhnEr FEj0Kcx5jL5rmr3+6gsSlqbP9X7qIm07hKSGABgZxWaNmzUHxo5mMI+/7 s59Be51U/35D81d29qGyfna4suUHzNcBiknfIoatihx/bcM6vJP7jjGi4 xjNhY/ajMghsAkMzFYX4FkoYKweAgrQGieLObLf5z13RxOY2eOCaEyBOj zy6WKJ42H1ZLXr8CQftTvnnj1IrBbN+fE+Rd9qz25ufVYYDMXiKAaN8Yr w==; X-IronPort-AV: E=McAfee;i="6500,9779,10615"; a="310182298" X-IronPort-AV: E=Sophos;i="5.97,281,1669104000"; d="scan'208";a="310182298" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2023 07:28:50 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10615"; a="617237844" X-IronPort-AV: E=Sophos;i="5.97,281,1669104000"; d="scan'208";a="617237844" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2023 07:28:48 -0800 Received: from punajuuri.localdomain (punajuuri.localdomain [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id 114D3122319; Wed, 8 Feb 2023 17:28:42 +0200 (EET) Received: from sailus by punajuuri.localdomain with local (Exim 4.94.2) (envelope-from ) id 1pPmMr-00CrAP-Hi; Wed, 08 Feb 2023 17:28:17 +0200 From: Sakari Ailus To: linux-acpi@vger.kernel.org Cc: linux-media@vger.kernel.org, rafael@kernel.org, andriy.shevchenko@linux.intel.com, heikki.krogerus@linux.intel.com Subject: [PATCH v4 5/8] ACPI: property: Dig "rotation" property for devices with CSI2 _CRS Date: Wed, 8 Feb 2023 17:28:04 +0200 Message-Id: <20230208152807.3064242-6-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230208152807.3064242-1-sakari.ailus@linux.intel.com> References: <20230208152807.3064242-1-sakari.ailus@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Dig "rotation" property value for devices with _CRS CSI2 resource descriptor. The value comes from _PLD (physical location of device) object, if it exists for the device. This way camera sensor drivers that know the "rotation" property do not need to care about _PLD on ACPI. Signed-off-by: Sakari Ailus --- drivers/acpi/mipi.c | 16 ++++++++++++++++ include/acpi/acpi_bus.h | 1 + 2 files changed, 17 insertions(+) diff --git a/drivers/acpi/mipi.c b/drivers/acpi/mipi.c index c3ceee1d119e7..584c08c2b8989 100644 --- a/drivers/acpi/mipi.c +++ b/drivers/acpi/mipi.c @@ -667,16 +667,32 @@ static void init_port_csi2_remote(struct acpi_device *device, */ void acpi_init_swnodes(struct acpi_device *device) { + struct fwnode_handle *fwnode = acpi_fwnode_handle(device); struct acpi_device_software_nodes *ads; struct acpi_buffer buffer = { .length = ACPI_ALLOCATE_BUFFER }; struct fwnode_handle *primary; + struct acpi_pld_info *pld; + unsigned int prop_index = 0; unsigned int i; + u32 val; int ret; device->swnodes = ads = crs_csi2_swnode_get(device->handle); if (!ads) return; + /* + * Check if "rotation" property exists and if it doesn't but there's a + * _PLD object, then get the rotation value from there. + */ + if (fwnode_property_read_u32(fwnode, "rotation", &val) && + ACPI_SUCCESS(acpi_get_physical_device_location(acpi_device_handle(device), + &pld))) { + ads->dev_props[NEXT_PROPERTY(prop_index, DEV_ROTATION)] = + PROPERTY_ENTRY_U32("rotation", pld->rotation * 45U); + kfree(pld); + } + if (ACPI_FAILURE(acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer))) { acpi_handle_warn(acpi_device_handle(device), "cannot get path name\n"); return; diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index e05d1c1f6ac23..f73e65a21b894 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -361,6 +361,7 @@ struct acpi_device_data { struct acpi_gpio_mapping; enum acpi_device_swnode_dev_props { + ACPI_DEVICE_SWNODE_DEV_ROTATION, ACPI_DEVICE_SWNODE_DEV_NUM_OF, ACPI_DEVICE_SWNODE_DEV_NUM_ENTRIES };