From patchwork Fri May 1 16:43:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 3655 Return-Path: Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 5B891603F3 for ; Fri, 1 May 2020 18:43:40 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="GPHj9OSn"; dkim-atps=neutral Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id DAF7372C for ; Fri, 1 May 2020 18:43:39 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1588351420; bh=xatNycbvXd5cT7Af69MOKb1tyGMonwYtAuxzoIeYYR4=; h=From:To:Subject:Date:From; b=GPHj9OSnPdma3lCUtveNkoHOxFy+U5fONQPhp/pufwMajkewhq+MD7JNiVikDuq7d Gb8WYLuQxr3b1rHsPPtNQzaI0uDMbAk5s6gKjRUUC3zbKTMShsttGCL1diQXzuFuhh 64mLCRGjDwMiokZGAEBHmfEJv8DVIoYQU8SMN8To= From: Laurent Pinchart To: libcamera-devel@lists.libcamera.org Date: Fri, 1 May 2020 19:43:31 +0300 Message-Id: <20200501164332.24517-1-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.25.3 MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH 1/2] libcamera: media_device: Expose media device API version number X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 May 2020 16:43:40 -0000 Add a MediaDevice::version() function to expose the media device API version number. This can be useful to support driver API changes in pipeline handlers. Signed-off-by: Laurent Pinchart Reviewed-by: Niklas Söderlund --- src/libcamera/include/media_device.h | 1 + src/libcamera/media_device.cpp | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/src/libcamera/include/media_device.h b/src/libcamera/include/media_device.h index 44a59e70139e..4d9f76618ec0 100644 --- a/src/libcamera/include/media_device.h +++ b/src/libcamera/include/media_device.h @@ -40,6 +40,7 @@ public: const std::string driver() const { return driver_; } const std::string deviceNode() const { return deviceNode_; } const std::string model() const { return model_; } + unsigned int version() const { return version_; } const std::vector &entities() const { return entities_; } MediaEntity *getEntityByName(const std::string &name) const; diff --git a/src/libcamera/media_device.cpp b/src/libcamera/media_device.cpp index 0d6b5efd9e7a..d4e7e1002224 100644 --- a/src/libcamera/media_device.cpp +++ b/src/libcamera/media_device.cpp @@ -314,6 +314,15 @@ done: * \return The MediaDevice model name */ +/** + * \fn MediaDevice::version() + * \brief Retrieve the media device API version + * + * The version is formatted with the KERNEL_VERSION() macro. + * + * \return The MediaDevice API version + */ + /** * \fn MediaDevice::entities() * \brief Retrieve the list of entities in the media graph