From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00DD3C433E1 for ; Thu, 21 May 2020 00:38:42 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id D45FB207D3 for ; Thu, 21 May 2020 00:38:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D45FB207D3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5D1686E8E2; Thu, 21 May 2020 00:38:36 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 199CB6E8DD for ; Thu, 21 May 2020 00:38:14 +0000 (UTC) IronPort-SDR: VNfwIvXE7m2Z8adbgKC+Ge4iN6a0YDSKbbf+LT9cZnCZ8OMKF7xsfXrKkjtZD9QTap/BRH3ldM sIHJWad6e2cQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2020 17:38:13 -0700 IronPort-SDR: 4zj/zZKvUGjgTDol8o6bvf39X2uikh6jzL9xvxK320Tc2r3jf4IX2uRUbYSan1P1AXQTc81JMi igZ3c3tSAkYw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,415,1583222400"; d="scan'208";a="466720946" Received: from ldmartin1-desk.jf.intel.com ([10.165.21.151]) by fmsmga006.fm.intel.com with ESMTP; 20 May 2020 17:38:13 -0700 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org Date: Wed, 20 May 2020 17:37:55 -0700 Message-Id: <20200521003803.18936-30-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200521003803.18936-1-lucas.demarchi@intel.com> References: <20200521003803.18936-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 29/37] drm/i915/dg1: Don't program PHY_MISC for PHY-C and PHY-D 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: , Cc: fernando.pacheco@intel.com, Matthew Auld Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Matt Roper The only bit we use in PHY_MISC is DE_IO_COMP_PWR_DOWN, and the bspec details for that bit tell us that it need only be set for PHY-A and PHY-B. It also turns out that there isn't even an instance of the PHY_MISC register for PHY-D on this platform. Let's extend the EHL/RKL logic that conditionally skips PHY_MISC usage to DG1 as well. Bspec: 50107 Cc: Aditya Swarup Cc: Clinton Taylor Signed-off-by: Matt Roper Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_combo_phy.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy.c b/drivers/gpu/drm/i915/display/intel_combo_phy.c index 77b04bb3ec62..8604d4392e6a 100644 --- a/drivers/gpu/drm/i915/display/intel_combo_phy.c +++ b/drivers/gpu/drm/i915/display/intel_combo_phy.c @@ -189,7 +189,8 @@ static bool has_phy_misc(struct drm_i915_private *i915, enum phy phy) * other combo PHY's. */ if (IS_ELKHARTLAKE(i915) || - IS_ROCKETLAKE(i915)) + IS_ROCKETLAKE(i915) || + IS_DG1(i915)) return phy < PHY_C; return true; -- 2.26.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx