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 6D5D4C04FFE for ; Mon, 20 May 2024 10:37:53 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AB01110E272; Mon, 20 May 2024 10:37:52 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="f7cN4kKh"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6C55210E272 for ; Mon, 20 May 2024 10:37:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1716201470; x=1747737470; h=from:to:subject:in-reply-to:references:date:message-id: mime-version:content-transfer-encoding; bh=tEIBJiTVNBHEx+CZoNI1uMp8Ec8nN8jjaFjekETEmqg=; b=f7cN4kKhy0aJbrOnTJxaWUAxoMbHqoYl/lGGk1qNZPUp95lB6zST4fll Wa5vPFcmp549GfQg7bzaeESDlkzPYyfTWagyafKZlYsag02DOEK1zwTy/ jAu24jEM6OB/5swRop+Oo6kUtYdD9fdQ3krXuz/F8GDB4ZBonmTKB09Eh mxX1EabtLfKmMbzeMnSQzFKotSiHP6+Apwth2U2pmjCInIxCKiBfjDs9a 7/fw3uzsJ2xW1BtWqolFmbNXoSOV9b/2tJyF+6q832yl8F0r+p7vFuia6 0/CrVucVzajhf0tRda+qh9EVe9aVRpO+4JAT5177obmDA3PSICXSx3Eom Q==; X-CSE-ConnectionGUID: lAlcy+zvSImtgMQ61Y8hiQ== X-CSE-MsgGUID: /HbX95foReuvAuOSiPPyOA== X-IronPort-AV: E=McAfee;i="6600,9927,11077"; a="12261965" X-IronPort-AV: E=Sophos;i="6.08,174,1712646000"; d="scan'208";a="12261965" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2024 03:37:31 -0700 X-CSE-ConnectionGUID: PMRs00iUSfWGJQeSsvWAJg== X-CSE-MsgGUID: 4GBBRNNhRsGtraGMjPSDPw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,174,1712646000"; d="scan'208";a="33094715" Received: from unknown (HELO localhost) ([10.245.246.99]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2024 03:37:30 -0700 From: Jani Nikula To: Ville Syrjala , intel-gfx@lists.freedesktop.org Subject: Re: [PATCH] drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL/DG2+ In-Reply-To: <20240516182715.27119-1-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> Date: Mon, 20 May 2024 13:37:26 +0300 Message-ID: <87le44u5uh.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 Thu, 16 May 2024, Ville Syrjala wrote: > From: Ville Syrj=C3=A4l=C3=A4 > > Bspec lists the mas TMDS bitrate as 6 Gbps on ADL/DG2. *max There's also ADL-S with display 12 and 6 Gbps support? BR, Jani. > Bump our limit to match. > > Signed-off-by: Ville Syrj=C3=A4l=C3=A4 > --- > 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..bd0ba4edcd1d 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) > + 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