From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 76504EA3F2E for ; Tue, 10 Feb 2026 09:06:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DA19D10E511; Tue, 10 Feb 2026 09:06:10 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="HwEN0JPb"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5339F10E50E; Tue, 10 Feb 2026 09:06:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770714369; x=1802250369; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=ITHiJ8mV8MjBhrvl31MX8m6mVWmn+8bPpVNr5l5vxvo=; b=HwEN0JPbqkMPMr2a7AmJiuF0Q61Zc0sCr1vocgMyUXMa6SZfEI3Qm4+O 4lx8kMVu6Xq5ZQzq9e4ow66bcEAF0AgeQeaRjS1SHgnvhMt2BTqgtP+qC CPHM25OsorLAopzUasHrU64QHUNTvTvCexYj+jkJWIwWQqtmrU1YQZLvh O91SVovDaOPWgMfQfRoP3hPlLSxe/uuG2Zr4AM2cCIsbkvlrtpRB8QIaj WBvjW7T8YCKG/sVOJt8TSVlCfEA+OJjrOb+YVDDy6NPnxSvL67By0vLMB PQa2FZ10A3dT5fQeg0gCP4XNIRidmnVq9ggZXSqkLsrcpx/8Q2sZwPRQk w==; X-CSE-ConnectionGUID: F7Yg404ZR7SkQyGsFKs+7g== X-CSE-MsgGUID: Ej+wMFfqRmedt8NzrA5W9A== X-IronPort-AV: E=McAfee;i="6800,10657,11696"; a="94479238" X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="94479238" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Feb 2026 01:06:09 -0800 X-CSE-ConnectionGUID: wf+jMZ0KS96jsbIkGQsl0g== X-CSE-MsgGUID: 9czWtVkCQRCBwIkdPS8CbA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="242479060" Received: from srr4-3-linux-106-armuthy.iind.intel.com ([10.190.238.56]) by orviesa002.jf.intel.com with ESMTP; 10 Feb 2026 01:06:04 -0800 From: Arun R Murthy Date: Tue, 10 Feb 2026 14:34:01 +0530 Subject: [PATCH v9 7/7] drm: Introduce DRM_CAP_ATOMIC_ERROR_REPORTING MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260210-atomic-v9-7-525c88fd2402@intel.com> References: <20260210-atomic-v9-0-525c88fd2402@intel.com> In-Reply-To: <20260210-atomic-v9-0-525c88fd2402@intel.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Rodrigo Vivi , Joonas Lahtinen , Tvrtko Ursulin , xaver.hugl@kde.org, harry.wentland@amd.com, uma.shankar@intel.com, louis.chauvet@bootlin.com, naveen1.kumar@intel.com, ramya.krishna.yella@intel.com Cc: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, Arun R Murthy , Suraj Kandpal X-Mailer: b4 0.15-dev X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The new capability informs users that atomic_ioctl() supports failure reporting when an error occurs. Signed-off-by: Arun R Murthy Reviewed-by: Suraj Kandpal --- drivers/gpu/drm/drm_ioctl.c | 3 +++ include/uapi/drm/drm.h | 7 +++++++ 2 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index ff193155129e7e863888d8958458978566b144f8..59f2b5b53830fd3aadc6e18cf49f0660a99e9c96 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -304,6 +304,9 @@ static int drm_getcap(struct drm_device *dev, void *data, struct drm_file *file_ req->value = drm_core_check_feature(dev, DRIVER_ATOMIC) && dev->mode_config.async_page_flip; break; + case DRM_CAP_ATOMIC_ERROR_REPORTING: + req->value = drm_core_check_feature(dev, DRIVER_ATOMIC) && 1; + break; default: return -EINVAL; } diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index 27cc159c1d275c7a7fe057840ef792f30a582bb7..6082410bcabfb4aa37b85e5f03d3611e5aed4aa5 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -812,6 +812,13 @@ struct drm_gem_change_handle { * commits. */ #define DRM_CAP_ATOMIC_ASYNC_PAGE_FLIP 0x15 +/** + * DRM_CAP_ATOMIC_ERROR_REPORTING + * + * If set to 1, the driver supports reporting of failure codes on error in + * atomic ioctl(). + */ +#define DRM_CAP_ATOMIC_ERROR_REPORTING 0x16 /* DRM_IOCTL_GET_CAP ioctl argument type */ struct drm_get_cap { -- 2.25.1