From patchwork Thu Feb 15 05:05:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kandpal, Suraj" X-Patchwork-Id: 13557371 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 E7DC2C48BC4 for ; Thu, 15 Feb 2024 05:07:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 545D010E1BA; Thu, 15 Feb 2024 05:07:44 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="S3lSe1C4"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3542110E1BA for ; Thu, 15 Feb 2024 05:07:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1707973661; x=1739509661; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=K6TNbi5bBSYR1eNt1IrL2jfKEVe2wXtmHynxXw5hhQI=; b=S3lSe1C4bUSNGvXgM2y4vlD8CobNplwRh/62kcHWu3XMg0rWqzy1d92r dgognud5NmiDDqikpnDS9GpTw9Iaxr54tG4Z5KjioH895uLfVs9UiNmE3 ae/LTbQSDi4cQASMZxeNOfkyUaa8/oWFVp/ZbxiORqljBMbtZnBf8VNyM aI2y7My2biFNVSfbwWTepWs/AsNGVVAGE/eRt6HCiA9kZ08roW8zmMzGT HbP846QWwZ/qbjOfXqe3YMxrnipwNzMlXPH1cBskarYSL/dU2Wt/zqcyJ j07tEy0RGUNoaTpbIdHa/XtUMUi8z2Mo/XPS1IUbWC/8iYO9qj+05uY7d Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10984"; a="5877248" X-IronPort-AV: E=Sophos;i="6.06,161,1705392000"; d="scan'208";a="5877248" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2024 21:07:41 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,161,1705392000"; d="scan'208";a="8084186" Received: from kandpal-x299-ud4-pro.iind.intel.com ([10.190.239.32]) by orviesa003.jf.intel.com with ESMTP; 14 Feb 2024 21:07:39 -0800 From: Suraj Kandpal To: intel-gfx@lists.freedesktop.org Cc: jani.nikula@intel.com, uma.shankar@intel.com, ankit.k.nautiyal@intel.com, Suraj Kandpal Subject: [PATCH 08/12] drm/i915/hdcp: Remove additional timing for reading mst hdcp message Date: Thu, 15 Feb 2024 10:35:20 +0530 Message-Id: <20240215050524.1425206-9-suraj.kandpal@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240215050524.1425206-1-suraj.kandpal@intel.com> References: <20240215050524.1425206-1-suraj.kandpal@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" Now that we have moved back to direct reads the additional timing is not required hence this can be removed. --v2 -Add Fixes tag [Ankit] Fixes: 3974f9c17bb9 ("drm/i915/hdcp: Adjust timeout for read in DPMST Scenario") Signed-off-by: Suraj Kandpal Reviewed-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index c32303e7a059..9a82a3a5dfec 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -551,13 +551,8 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, /* Entire msg read timeout since initiate of msg read */ if (bytes_to_recv == size - 1 && hdcp2_msg_data->msg_read_timeout > 0) { - if (intel_encoder_is_mst(connector->encoder)) - msg_end = ktime_add_ms(ktime_get_raw(), - hdcp2_msg_data->msg_read_timeout * - connector->port->parent->num_ports); - else - msg_end = ktime_add_ms(ktime_get_raw(), - hdcp2_msg_data->msg_read_timeout); + msg_end = ktime_add_ms(ktime_get_raw(), + hdcp2_msg_data->msg_read_timeout); } ret = drm_dp_dpcd_read(aux, offset,