From patchwork Sun Aug 7 18:00:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 17015 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 DF2ABC3272 for ; Sun, 7 Aug 2022 18:01:14 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 8FD2B63312; Sun, 7 Aug 2022 20:01:13 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org; s=mail; t=1659895273; bh=I+jNgFIS+tYoVjGigewxj3/nQWAU2L2qv8r2TpTkgg4=; h=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=ajIRlJEPPGJpCXUyxaGfENXIVG2dxFUq1GZLgEtdqQyLzILuQCkcwyXZscD042iJF jDmwUQ6M7cR0gc0PwMVL4Cbx9skWOUSGgI963fucV/IXNQnHt86+276vj73S7bz+DQ 89lsoK1u9TIrMqOr6wgkQdwywwNcQJFFFC4imjY8pQ9k0sqpFrlJRJEqSmShSKG1Cj MSi8YQIrvAq8rd4Rm5HcNZXwBKSV8/Xfz/FGCjozxTISGEN6T82xpakUK4MTH7t4UM DV1WHiWut49IDKBlqUvNWTnXDu60AinF1o0Kp4rP9I2xABaOFGzcSuvJbqN+vFjdNh n9Z0sIco4HnCA== Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 9A57163312 for ; Sun, 7 Aug 2022 20:01:11 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="IryRgv02"; dkim-atps=neutral Received: from pendragon.ideasonboard.com (62-78-145-57.bb.dnainternet.fi [62.78.145.57]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 3311787F; Sun, 7 Aug 2022 20:01:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1659895271; bh=I+jNgFIS+tYoVjGigewxj3/nQWAU2L2qv8r2TpTkgg4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IryRgv02XuczyERoS40jFL8lLT6qC2CwdcaC3ght3rb7fDBvjjGHFP4sSsJCj/izv LPC9ue9XOi6D20SzXqEijBwfKvMBTWx1TKMHzVFdfiCMOcz1ZSbuhqqloz0Q827aNF o7H0B6lypDAuIA+XMkuC31SZGaz39ByU91BlR+aE= To: libcamera-devel@lists.libcamera.org Date: Sun, 7 Aug 2022 21:00:58 +0300 Message-Id: <20220807180100.396-2-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220807180100.396-1-laurent.pinchart@ideasonboard.com> References: <20220807180100.396-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH 1/3] cam: drm: Add support for test-only commits 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-Patchwork-Original-From: Laurent Pinchart via libcamera-devel From: Laurent Pinchart Reply-To: Laurent Pinchart Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Test-only commits are used to test a commit without applying any modification to the device. This will be used by the KMS sink to test feature support. Signed-off-by: Laurent Pinchart Reviewed-by: Kieran Bingham Reviewed-by: Eric Curtin --- src/cam/drm.cpp | 2 ++ src/cam/drm.h | 1 + 2 files changed, 3 insertions(+) diff --git a/src/cam/drm.cpp b/src/cam/drm.cpp index fbfc0a595d36..b0602c942853 100644 --- a/src/cam/drm.cpp +++ b/src/cam/drm.cpp @@ -377,6 +377,8 @@ int AtomicRequest::commit(unsigned int flags) drmFlags |= DRM_MODE_ATOMIC_ALLOW_MODESET; if (flags & FlagAsync) drmFlags |= DRM_MODE_PAGE_FLIP_EVENT | DRM_MODE_ATOMIC_NONBLOCK; + if (flags & FlagTestOnly) + drmFlags |= DRM_MODE_ATOMIC_TEST_ONLY; return drmModeAtomicCommit(dev_->fd(), request_, drmFlags, this); } diff --git a/src/cam/drm.h b/src/cam/drm.h index 655a7509c001..ebaea04d3974 100644 --- a/src/cam/drm.h +++ b/src/cam/drm.h @@ -251,6 +251,7 @@ public: enum Flags { FlagAllowModeset = (1 << 0), FlagAsync = (1 << 1), + FlagTestOnly = (1 << 2), }; AtomicRequest(Device *dev);