From patchwork Tue Oct 1 06:43:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hermes Wu X-Patchwork-Id: 13817545 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 56B0BCF64BE for ; Tue, 1 Oct 2024 06:43:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C077610E16C; Tue, 1 Oct 2024 06:43:49 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=fail reason="key not found in DNS" (0-bit key; unprotected) header.d=ite.com.tw header.i=@ite.com.tw header.b="bZ9O2M5K"; dkim-atps=neutral Received: from ironport.ite.com.tw (60-251-196-230.hinet-ip.hinet.net [60.251.196.230]) by gabe.freedesktop.org (Postfix) with ESMTPS id 12DCC10E5DC for ; Tue, 1 Oct 2024 06:43:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ite.com.tw; s=dkim; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=7Tdty8wFO9Dc6MKV0yxzEoMBKdeNuIXNkznATBAcpTU=; b=bZ9O2M5KB5lR7XAoGPZZaN+Y7+Wm20XthEDNwwSDEHRXw7jIURdHnrZN NBEoU+2DdZYErcXFmfIyz0EHjWyba8O6YhUKlGVV195GUPwDmxvF5H0vD KUREzePgQrTzJR3XIS/5I9L+FR3J10DZ9Z2JBVnRaWvLoqqHeUfqqylSF Lg02g7lPvw3P0qks948BqglNggo0O+IVQqZNXBXqbfvGMAiOymfD3+W9O fvphwxD+HGKCBxd0Qj5SO+qRDi2GILa4EeNnQT2BFk6EPsg4s3XfDGT8j PUcYG7i/cLahm6QFyjpqPytvkLw/0STldT/67jJX4ATeaBsHO0mR6JjrV Q==; X-CSE-ConnectionGUID: 5yVs8wgQQ+mSVVcc9CBcbg== X-CSE-MsgGUID: oMi8tN63THWEh9Cweu0i/g== Received: from unknown (HELO mse.ite.com.tw) ([192.168.35.30]) by ironport.ite.com.tw with ESMTP; 01 Oct 2024 14:43:44 +0800 Received: from tpemail1.internal.ite.com.tw (TPEMAIL1.internal.ite.com.tw [192.168.15.58]) by mse.ite.com.tw with ESMTP id 4916heak044772; Tue, 1 Oct 2024 14:43:40 +0800 (GMT-8) (envelope-from Hermes.Wu@ite.com.tw) Received: from LAPTOP-C4GM1L3U.localdomain (192.168.82.6) by TPEMAIL1.internal.ite.com.tw (192.168.15.58) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 1 Oct 2024 14:43:40 +0800 From: Hermes Wu To: Pin-yen Lin CC: Kenneth Hung , Pet Weng , Hermes Wu , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , "open list:DRM DRIVERS" , open list Subject: [PATCH v5 04/10] drm/bridge: it6505: Change definition MAX_HDCP_DOWN_STREAM_COUNT Date: Tue, 1 Oct 2024 14:43:03 +0800 Message-ID: <20241001064305.32180-5-Hermes.Wu@ite.com.tw> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241001064305.32180-1-Hermes.Wu@ite.com.tw> References: <20241001064305.32180-1-Hermes.Wu@ite.com.tw> MIME-Version: 1.0 X-Originating-IP: [192.168.82.6] X-ClientProxiedBy: TPEMAIL1.internal.ite.com.tw (192.168.15.58) To TPEMAIL1.internal.ite.com.tw (192.168.15.58) X-TM-SNTS-SMTP: 0ACB4DA3C9E7508992408467426A36754C2FFA43E206D5790EDD9C8CC1B7F6212002:8 X-MAIL: mse.ite.com.tw 4916heak044772 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" From: Hermes Wu A HDCP source device shall support max downstream to 127 devices. Change definition MAX_HDCP_DOWN_STREAM_COUNT to 127 KSVs shall save for DRM blocked devices check. This results in struct it6505 growth by ~0.5 KiB. Signed-off-by: Hermes Wu Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/bridge/ite-it6505.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/ite-it6505.c b/drivers/gpu/drm/bridge/ite-it6505.c index 9a022c095af4..dde45e9b0f20 100644 --- a/drivers/gpu/drm/bridge/ite-it6505.c +++ b/drivers/gpu/drm/bridge/ite-it6505.c @@ -297,7 +297,7 @@ #define MAX_LANE_COUNT 4 #define MAX_LINK_RATE HBR #define AUTO_TRAIN_RETRY 3 -#define MAX_HDCP_DOWN_STREAM_COUNT 10 +#define MAX_HDCP_DOWN_STREAM_COUNT 127 #define MAX_CR_LEVEL 0x03 #define MAX_EQ_LEVEL 0x03 #define AUX_WAIT_TIMEOUT_MS 15