From patchwork Wed Sep 27 10:17:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Govindapillai X-Patchwork-Id: 13400620 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 1918BE810BE for ; Wed, 27 Sep 2023 10:18:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6C95710E4CA; Wed, 27 Sep 2023 10:18:00 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id C15F510E4C9 for ; Wed, 27 Sep 2023 10:17:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695809871; x=1727345871; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=4vhPzqEB3Z7dY3Hr/bC49p+5GhGxWXmVtwalcJ8aG2M=; b=GcJ1QOKXMGKYzQ/gcoPv5hdq1ZWepb054eChr1xecMwgD94U7HEs0LYK eGshWaiwOmQ59FS/tywkOouFRQlfO1DxM+bkxuJdRDLAX671VpabGtpiZ WCMC/qYgTM2/lCxZf6sxax4BgVhYcGY+L9kw8osRf/213yxgcbed9/Dyq WEu74ZG5ObKMSxPOtX2uwQB5r9PbMyJLw/vp4TC3dBoatrdmm8imf+eJO dK42w1myiPhPfhJ3ulP43NYgSuB7KsOpPWiBQBHn8DpmKFWnGQ8rt+GXB gIN4TPDvobZs7scnJcfE1HHweiej6KY9/P6Zcp0/5uouyMj+w0xiZnip2 A==; X-IronPort-AV: E=McAfee;i="6600,9927,10845"; a="372130183" X-IronPort-AV: E=Sophos;i="6.03,179,1694761200"; d="scan'208";a="372130183" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2023 03:17:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10845"; a="778488164" X-IronPort-AV: E=Sophos;i="6.03,179,1694761200"; d="scan'208";a="778488164" Received: from akorotox-mobl.ger.corp.intel.com (HELO vgovind2-mobl3.intel.com) ([10.252.52.218]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2023 03:17:49 -0700 From: Vinod Govindapillai To: intel-gfx@lists.freedesktop.org Date: Wed, 27 Sep 2023 13:17:28 +0300 Message-Id: <20230927101729.18681-3-vinod.govindapillai@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230927101729.18681-1-vinod.govindapillai@intel.com> References: <20230927101729.18681-1-vinod.govindapillai@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Subject: [Intel-gfx] [PATCH 2/3] drm/i915/xe2lpd: update the dsc feature capability 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Update the global dsc flag based on the display capabilities reported. Bspec: 71161 Signed-off-by: Vinod Govindapillai --- drivers/gpu/drm/i915/display/intel_display_device.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index a6a18eae7ae8..e51506e37384 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -1065,6 +1065,13 @@ void intel_display_device_info_runtime_init(struct drm_i915_private *i915) display_runtime->has_dsc = 0; } + if (DISPLAY_VER(i915) >= 20) { + u32 cap = intel_de_read(i915, XE2LPD_DE_CAP); + + if (REG_FIELD_GET(XE2LPD_DE_CAP_DSC_MASK, cap) == 1) + display_runtime->has_dsc = 0; + } + return; display_fused_off: