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 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 A945BC25B74 for ; Tue, 21 May 2024 09:50:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CDADB10E033; Tue, 21 May 2024 09:50:28 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Xm8yjzsv"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9E3EA10E033 for ; Tue, 21 May 2024 09:50:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1716285017; x=1747821017; h=from:to:subject:in-reply-to:references:date:message-id: mime-version:content-transfer-encoding; bh=1CxEX2RyamEycTUcvr7zygXR0VlQC9PK42Mopcg0kb0=; b=Xm8yjzsvDaEPDKyKtgTiQJY63lSIbgJV/rlprxcLylsbKRMc5+XteMka Bd9lUJg2B5xbE2RkbHvAS6BhKI5rwRy6rXdwiMx54Ak+KK/py7Aqndaf1 lbi/XdMNzo+0NkQkD6yHTVqrk8RLNsxa2kcJ+waXUFpUUiDK9/1wwfL7O DJlFXE2DqtQsMGuNHTZbmXwoY2NJthUyatbYjqB9F6dJO1uSFOiIbTgA0 Ov3+kx1yM3AjiUn62vemxsXGWxlyoQDvLmHu/Fu8Hi5bITgtOCidR8pO7 /k9DfFy4+MNSVUhkDknwF3dJvDEwxckl/1JaKJVvlmsm8Htk1/BC5v1eM Q==; X-CSE-ConnectionGUID: gZjGGzczRuOwSAAFGkTiHg== X-CSE-MsgGUID: CPwfts33Rs2/gGyhndn+Gg== X-IronPort-AV: E=McAfee;i="6600,9927,11078"; a="12577300" X-IronPort-AV: E=Sophos;i="6.08,177,1712646000"; d="scan'208";a="12577300" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2024 02:50:15 -0700 X-CSE-ConnectionGUID: 8pgKkBCOSEWvWWWrKr37Hg== X-CSE-MsgGUID: 5WQ3SOtVSXOYI4fPsTJKjw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,177,1712646000"; d="scan'208";a="32762531" Received: from mklonows-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.246.160]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2024 02:50:13 -0700 From: Jani Nikula To: Ville Syrjala , intel-gfx@lists.freedesktop.org Subject: Re: [PATCH v2] drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL-S/ADL-P/DG2+ In-Reply-To: <20240520164732.3682-1-ville.syrjala@linux.intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20240516182715.27119-1-ville.syrjala@linux.intel.com> <20240520164732.3682-1-ville.syrjala@linux.intel.com> Date: Tue, 21 May 2024 12:50:10 +0300 Message-ID: <87v837qyst.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable 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" On Mon, 20 May 2024, Ville Syrjala wrote: > From: Ville Syrj=C3=A4l=C3=A4 > > Bspec lists the mas TMDS bitrate as 6 Gbps on ADL-S/ADL-P/DG2. > Bump our limit to match. > > v2: Bump for ADL-S as well (Jani) > > Cc: Jani Nikula > Signed-off-by: Ville Syrj=C3=A4l=C3=A4 Reviewed-by: Jani Nikula > --- > drivers/gpu/drm/i915/display/intel_hdmi.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/= i915/display/intel_hdmi.c > index 0faf2afa1c09..9ac670a40bc1 100644 > --- a/drivers/gpu/drm/i915/display/intel_hdmi.c > +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c > @@ -1784,7 +1784,9 @@ static int intel_hdmi_source_max_tmds_clock(struct = intel_encoder *encoder) > struct drm_i915_private *dev_priv =3D to_i915(encoder->base.dev); > int max_tmds_clock, vbt_max_tmds_clock; >=20=20 > - if (DISPLAY_VER(dev_priv) >=3D 10) > + if (DISPLAY_VER(dev_priv) >=3D 13 || IS_ALDERLAKE_S(dev_priv)) > + max_tmds_clock =3D 600000; > + else if (DISPLAY_VER(dev_priv) >=3D 10) > max_tmds_clock =3D 594000; > else if (DISPLAY_VER(dev_priv) >=3D 8 || IS_HASWELL(dev_priv)) > max_tmds_clock =3D 300000; --=20 Jani Nikula, Intel