From patchwork Fri Aug 28 15:51:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 9424 Return-Path: X-Original-To: parsemail@patchwork.libcamera.org Delivered-To: parsemail@patchwork.libcamera.org Received: from lancelot.ideasonboard.com (lancelot.ideasonboard.com [92.243.16.209]) by patchwork.libcamera.org (Postfix) with ESMTPS id AE7D8BF019 for ; Fri, 28 Aug 2020 15:48:00 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 898596291F; Fri, 28 Aug 2020 17:48:00 +0200 (CEST) Received: from relay12.mail.gandi.net (relay12.mail.gandi.net [217.70.178.232]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 6C7CF61EA0 for ; Fri, 28 Aug 2020 17:47:58 +0200 (CEST) Received: from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233]) (Authenticated sender: jacopo@jmondi.org) by relay12.mail.gandi.net (Postfix) with ESMTPSA id 075E5200002; Fri, 28 Aug 2020 15:47:57 +0000 (UTC) From: Jacopo Mondi To: libcamera-devel@lists.libcamera.org Date: Fri, 28 Aug 2020 17:51:35 +0200 Message-Id: <20200828155136.541696-2-jacopo@jmondi.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200828155136.541696-1-jacopo@jmondi.org> References: <20200828155136.541696-1-jacopo@jmondi.org> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v2 2/3] libcamera: raspberrypi: dmaheaps: Add isValid() 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: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Add isValid() method to verify the allocator device has been open correctly. Signed-off-by: Jacopo Mondi Reviewed-by: Kieran Bingham Reviewed-by: Laurent Pinchart --- src/libcamera/pipeline/raspberrypi/dma_heaps.h | 1 + 1 file changed, 1 insertion(+) diff --git a/src/libcamera/pipeline/raspberrypi/dma_heaps.h b/src/libcamera/pipeline/raspberrypi/dma_heaps.h index ae6be1135f17..119abd26ed31 100644 --- a/src/libcamera/pipeline/raspberrypi/dma_heaps.h +++ b/src/libcamera/pipeline/raspberrypi/dma_heaps.h @@ -18,6 +18,7 @@ class DmaHeap public: DmaHeap(); ~DmaHeap(); + int isValid() const { return dmaHeapHandle_ > -1; } FileDescriptor alloc(const char *name, std::size_t size); private: