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 7B6D4C2A072 for ; Mon, 5 Jan 2026 09:23:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DD3A10E025; Mon, 5 Jan 2026 09:23:17 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Aq8EXwLV"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7BC9410E025; Mon, 5 Jan 2026 09:23:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1767604996; x=1799140996; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=82UQ6CMPWI3UtwcKbNpViKGdLT3o0TEho8pwkejXeGE=; b=Aq8EXwLVAAE3wXcHqlM2lWVvfIXkslaaSB0zY0XKmYleSK3iArVbm1Ja TzeXhWcYGNvMYzXFrKfmhClS5gSYiVgGWhvDMz4+xVdK/lS8XVFSYHo/r /nZTQs4rRuRLTmC4RgE6hXlUVMz7ig/fhZkv1QPxXwDjBZ87vYKy3Qtvx fBQWEr+YT11nJ6Ae+F5wL9jx+bQOVWQFs8orm+vz1MQI79v7gmy9SlmgR 4uFAPYo2+l0SBMlMU7vx6dbsDy2E6QGEWECyajC82K84q8sD2Xvggwz6w UHtQY7QjnHwwiCzVHZy+RzcdHDO8TiqUic0I2S/yMd6wn06V7CnZyfTt8 Q==; X-CSE-ConnectionGUID: S9PtgIKTQSO8hmRI2xzQHw== X-CSE-MsgGUID: 2YIj+6K0Q42Cdr0bGE8Wgw== X-IronPort-AV: E=McAfee;i="6800,10657,11661"; a="69043360" X-IronPort-AV: E=Sophos;i="6.21,203,1763452800"; d="scan'208";a="69043360" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2026 01:23:15 -0800 X-CSE-ConnectionGUID: oNc1mjPbTPimUvdvuqYQhA== X-CSE-MsgGUID: I6NBEieNTRiw/jrDg1OA0Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,203,1763452800"; d="scan'208";a="233042067" Received: from ettammin-mobl2.ger.corp.intel.com (HELO localhost) ([10.245.246.3]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2026 01:23:13 -0800 From: Jani Nikula To: Nemesa Garg , intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: Nemesa Garg Subject: Re: [PATCH] drm/i915/display: Disable casf with joiner In-Reply-To: <20260105091202.203926-1-nemesa.garg@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs Bertel Jungin Aukio 5, 02600 Espoo, Finland References: <20260105091202.203926-1-nemesa.garg@intel.com> Date: Mon, 05 Jan 2026 11:23:10 +0200 Message-ID: MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On Mon, 05 Jan 2026, Nemesa Garg wrote: > Currently pipe scaling is not supported with the > joiner. As casf requires pipe scaling, fail the > atomic commit whenever joiner comes into picture. > > Signed-off-by: Nemesa Garg > --- > drivers/gpu/drm/i915/display/intel_casf.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_casf.c b/drivers/gpu/drm/i915/display/intel_casf.c > index 95339b496f24..259bc50d5ed8 100644 > --- a/drivers/gpu/drm/i915/display/intel_casf.c > +++ b/drivers/gpu/drm/i915/display/intel_casf.c > @@ -116,6 +116,11 @@ int intel_casf_compute_config(struct intel_crtc_state *crtc_state) > return 0; > } > > + if (crtc_state->joiner_pipes) { > + drm_WARN(display->drm, 0, "CASF not supported with joiner\n"); With a backtrace?! > + return -EINVAL; > + } > + > crtc_state->hw.casf_params.casf_enable = true; > > /* -- Jani Nikula, Intel