From patchwork Fri Mar 1 08:44:59 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: 13578168 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 904DEC5475B for ; Fri, 1 Mar 2024 08:52:04 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AE02E10EC15; Fri, 1 Mar 2024 08:52:03 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Wu0gDfAI"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9515610EC10; Fri, 1 Mar 2024 08:52:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709283121; x=1740819121; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=tjkpXEoy3eiGYEOI0DBKY+motZWQ3nXjy5cvDd+o0B8=; b=Wu0gDfAIEnizmmk66TLkrHEL71HCJ+C1wRMOzdOSAaQAY+8pJUZWvOHa oss21B5ZW7DApBHGtPEub1/lkHDQZyDCksXNQn2pXZpjcKDXh9h75IZBe ldsU0dnnP5KjsmRHy32PIvhqI5XTADsZKrnKknPUIllHg9pqZ2RgOJP1i LCExHNOYgD2lF5wpEW6USBT9DJwLGnLXHzofa1pdT3nEkoz/ad3bicLXj cQ+ep1EjEqDUhWeezDhncVbV4EwSmO/FHTxnskpHFRBZuIwKbwwowoh4r OWAOebpGUhJUh49gad3kUBGkRs08rEfNBBhugQaVyZVBuutdsZtHRO4DD A==; X-IronPort-AV: E=McAfee;i="6600,9927,10999"; a="14516485" X-IronPort-AV: E=Sophos;i="6.06,195,1705392000"; d="scan'208";a="14516485" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2024 00:52:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,195,1705392000"; d="scan'208";a="38986483" Received: from mgolanimitul-x299-ud4-pro.iind.intel.com ([10.190.239.114]) by orviesa002.jf.intel.com with ESMTP; 01 Mar 2024 00:52:00 -0800 From: Mitul Golani To: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org, jani.nikula@intel.com, ankit.k.nautiyal@intel.com, Mitul Golani Subject: [PATCH v15 5/9] drm/i915/dp: Add wrapper function to check AS SDP Date: Fri, 1 Mar 2024 14:14:59 +0530 Message-Id: <20240301084503.2971826-6-mitulkumar.ajitkumar.golani@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240301084503.2971826-1-mitulkumar.ajitkumar.golani@intel.com> References: <20240301084503.2971826-1-mitulkumar.ajitkumar.golani@intel.com> MIME-Version: 1.0 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" 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 99732ac1475d..1b3e7ae3dd76 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);