From patchwork Thu Mar 7 05:53:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Golani, Mitulkumar Ajitkumar" X-Patchwork-Id: 13585086 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 E9DA6C48BF6 for ; Thu, 7 Mar 2024 06:00:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B7B7510FCAD; Thu, 7 Mar 2024 06:00:24 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="KJRfnTcq"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7559310FCAD; Thu, 7 Mar 2024 06:00:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709791222; x=1741327222; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6SKrWIB2IvCaeYUn1gRoSvOA/vvSj5InA+Sfx4e97F0=; b=KJRfnTcq4uuKbm/Vvya/VPZagotap/mBDmChgM4cP5gY3dSSsq0tn4Jr bxts3w0hxAAJGXcubPv8bbXJPpiGp4gxmBkyF7JroT3NK+4UcGHELyaor rAYpVYQm3DrjOHNX2ALJwxzAUgZNBCueOCW+oPVsbV/pE73l160CQR0YJ EJma9Jp8CDd1eIe6Qm514Ti3dvL9fzB2hWqbjKCG+YK/BfkysrQSeB2xN rLebFWLN8i+L0lgm15RPW2ZMWVNfh+y5PNezxvMo4NaIsmzpSNmZBOea0 qnF0AUoGzZ8Y6ZwhSFp7w7+QXNXMT+LzPLmcGJthYK9xSgTCnrOBhX7Mw Q==; X-IronPort-AV: E=McAfee;i="6600,9927,11005"; a="4313111" X-IronPort-AV: E=Sophos;i="6.06,210,1705392000"; d="scan'208";a="4313111" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Mar 2024 22:00:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,210,1705392000"; d="scan'208";a="10087078" Received: from mgolanimitul-x299-ud4-pro.iind.intel.com ([10.190.239.114]) by fmviesa008.fm.intel.com with ESMTP; 06 Mar 2024 22:00:20 -0800 From: Mitul Golani To: intel-gfx@lists.freedesktop.org Cc: ankit.k.nautiyal@intel.com, dri-devel@lists.freedesktop.org, jani.nikula@intel.com, Mitul Golani Subject: [PATCH v16 5/9] drm/i915/dp: Add wrapper function to check AS SDP Date: Thu, 7 Mar 2024 11:23:25 +0530 Message-Id: <20240307055329.3238634-6-mitulkumar.ajitkumar.golani@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240307055329.3238634-1-mitulkumar.ajitkumar.golani@intel.com> References: <20240307055329.3238634-1-mitulkumar.ajitkumar.golani@intel.com> MIME-Version: 1.0 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" Add a wrapper function to check if both the source and sink support Adaptive Sync SDP. --v1: Just use drm/i915/dp in subject line. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dp.c | 8 ++++++++ drivers/gpu/drm/i915/display/intel_dp.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 4a8638502d04..a02100c58ae3 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -122,6 +122,14 @@ bool intel_dp_is_edp(struct intel_dp *intel_dp) return dig_port->base.type == INTEL_OUTPUT_EDP; } +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + return HAS_AS_SDP(i915) && + drm_dp_as_sdp_supported(&intel_dp->aux, intel_dp->dpcd); +} + static void intel_dp_unset_edid(struct intel_dp *intel_dp); /* Is link rate UHBR and thus 128b/132b? */ diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 564a587e2d01..0b15fd4750ee 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -86,6 +86,7 @@ void intel_dp_audio_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state); bool intel_dp_has_hdmi_sink(struct intel_dp *intel_dp); bool intel_dp_is_edp(struct intel_dp *intel_dp); +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp); bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state); int intel_dp_link_symbol_size(int rate); int intel_dp_link_symbol_clock(int rate);