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 066D2C19F2E for ; Thu, 27 Feb 2025 10:19:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C427D10EAA8; Thu, 27 Feb 2025 10:19:00 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="eCyrB4Cp"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 21C2D10EAA6; Thu, 27 Feb 2025 10:18:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740651537; x=1772187537; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version:content-transfer-encoding; bh=YxMiEOGB4/4hNsdQ8e1dMTscyibUnF1djDeulq5C0iA=; b=eCyrB4Cp90NpcMpxWRI25jBuGc3Dl6f6yswBTclbXQWX7No1BuMjvdsc IloJOFjwJd/8YjoAtu73pi4DiHGDlZprY7uKKelJiPjjqAQ55joYRp6iA HS/bKw10HUgCAqQV4FPBZwnEqeKP/TbUyGUj6I0kamcSMMdN2pEyTtnqI yFo8cJgjejZkOsd5iq35bjsajfUITYqjx1fXCyAbSzBFEQq+Lo0voWcQy Gp5KyeWbn8KAwXYfwqDVS4/GRc/FFOLpVsEK9KtTsYJT0TYYwcHNhLU0S WM8CjdoYt0ywPWZSWNdnk4TCPGk+3V4F2CdEMJm/DeN2y/qnDwC9FjIY3 Q==; X-CSE-ConnectionGUID: RdyySKgNRROHGVOr6+8J9A== X-CSE-MsgGUID: VxvJun7eT8i6LK9PXNu0bA== X-IronPort-AV: E=McAfee;i="6700,10204,11357"; a="40710888" X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="40710888" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2025 02:18:57 -0800 X-CSE-ConnectionGUID: b4lpNRuPSxSCV0OjfHumog== X-CSE-MsgGUID: hC4ckOJkTx+D+CqXAspI4A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="117623688" Received: from lfiedoro-mobl.ger.corp.intel.com (HELO localhost) ([10.245.246.181]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2025 02:18:55 -0800 From: Jani Nikula To: Ville =?utf-8?B?U3lyasOkbMOk?= Cc: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, stable@vger.kernel.org, Imre Deak Subject: Re: [PATCH] drm/i915/mst: update max stream count to match number of pipes In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20250226135626.1956012-1-jani.nikula@intel.com> Date: Thu, 27 Feb 2025 12:18:51 +0200 Message-ID: <871pvj4rn8.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On Wed, 26 Feb 2025, Ville Syrj=C3=A4l=C3=A4 wrote: > On Wed, Feb 26, 2025 at 03:56:26PM +0200, Jani Nikula wrote: >> We create the stream encoders and attach connectors for each pipe we >> have. As the number of pipes has increased, we've failed to update the >> topology manager maximum number of payloads to match that. Bump up the >> max stream count to match number of pipes, enabling the fourth stream on >> platforms that support four pipes. >>=20 >> Cc: stable@vger.kernel.org >> Cc: Imre Deak >> Cc: Ville Syrjala >> Signed-off-by: Jani Nikula > > Reviewed-by: Ville Syrj=C3=A4l=C3=A4 Thanks, pushed to din. BR, Jani. > >> --- >> drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 ++- >> 1 file changed, 2 insertions(+), 1 deletion(-) >>=20 >> diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/d= rm/i915/display/intel_dp_mst.c >> index 167e4a70ab12..822218d8cfd4 100644 >> --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c >> +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c >> @@ -1896,7 +1896,8 @@ intel_dp_mst_encoder_init(struct intel_digital_por= t *dig_port, int conn_base_id) >> /* create encoders */ >> mst_stream_encoders_create(dig_port); >> ret =3D drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, display->drm, >> - &intel_dp->aux, 16, 3, conn_base_id); >> + &intel_dp->aux, 16, >> + INTEL_NUM_PIPES(display), conn_base_id); >> if (ret) { >> intel_dp->mst_mgr.cbs =3D NULL; >> return ret; >> --=20 >> 2.39.5 --=20 Jani Nikula, Intel