From patchwork Mon Aug 28 06:20:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Govindapillai X-Patchwork-Id: 13367583 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 79494C83F11 for ; Mon, 28 Aug 2023 06:21:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DE92110E210; Mon, 28 Aug 2023 06:21:09 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id C924210E210; Mon, 28 Aug 2023 06:21:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693203666; x=1724739666; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=uDSnkAcF64QyjTLR04sJ09Xw9NIiOgD3VXjY7Lx1ni8=; b=FS4kst/V4Ce3sr0Fsb9QrlG71gtzMGgHIy6ffiJjsuBko4BPxqJemM2F cRMBjksuxXj1oP+7653ku6rod0AqfG1gHx5DpBEjsPyDQmHyIVogFpK63 upjizCeMPyFOG8zFsbnTixjBMQ6ztONgzgbuZcFvEGup37RkBji24vdho 0FKYocFfQCyl/tLRX5jqSmO8RqxVPR92ZPb70MvTvE4Uh62X2jArlUXKq RJ/LJSTeyEkBFgrga7JBkBxb0dI3nHVKeq4FYWLrpMbh4LjDMHDGDLs4Q oLszXzoK/rMgJ2Wgt9cHewiQ7GX07oYvgwzTaBfw6p8uCHVRmakY4ANOT Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10815"; a="438973566" X-IronPort-AV: E=Sophos;i="6.02,206,1688454000"; d="scan'208";a="438973566" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2023 23:21:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10815"; a="861709835" X-IronPort-AV: E=Sophos;i="6.02,206,1688454000"; d="scan'208";a="861709835" Received: from dmocuta-mobl2.ger.corp.intel.com (HELO vgovind2-mobl3.intel.com) ([10.249.42.5]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2023 23:21:04 -0700 From: Vinod Govindapillai To: intel-xe@lists.freedesktop.org Date: Mon, 28 Aug 2023 09:20:35 +0300 Message-Id: <20230828062035.6906-5-vinod.govindapillai@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230828062035.6906-1-vinod.govindapillai@intel.com> References: <20230828062035.6906-1-vinod.govindapillai@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Subject: [Intel-gfx] [PATCH 4/4] drm/i915/lnl: FBC is supported with per pixel alpha X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, ville.syrjala@intel.com Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" For LNL onwards, FBC can be supported on planes with per pixel alpha Bspec: 69560 Signed-off-by: Vinod Govindapillai --- drivers/gpu/drm/i915/display/intel_fbc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 62f59630d410..f36eb8652d3c 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1224,7 +1224,8 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, return 0; } - if (plane_state->hw.pixel_blend_mode != DRM_MODE_BLEND_PIXEL_NONE && + if (DISPLAY_VER(i915) < 20 && + plane_state->hw.pixel_blend_mode != DRM_MODE_BLEND_PIXEL_NONE && fb->format->has_alpha) { plane_state->no_fbc_reason = "per-pixel alpha not supported"; return 0;