From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 766DC1527B4 for ; Thu, 27 Feb 2025 10:18:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740651539; cv=none; b=UoSBVnLAV5t4KJRcKmyEMqUFoagmNreL+1b2CcRtWFH7F//7mNPRilw3uCqwM5cM7bZfr6A+T0+R3iYaDQ+oR+DMf968OdETpI35Fm+liQ4AlGhmN3Dc1aFXOZ7/BVKeH7Db71CjIz0kJOYpVdV2WCiWlLYEw+05XAwNtj6H7Co= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740651539; c=relaxed/simple; bh=YxMiEOGB4/4hNsdQ8e1dMTscyibUnF1djDeulq5C0iA=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=HpS0YE0fQ+3iNRm23PJYt5XwsS4SSygb6QMiregpYj5RIWqj6SS/TYU+10TVZUopqqTGHlC469lE/oxl0jzLQdd45UpmgDG58cW7KL3TdPfOQTL/QvqACM6+1cyrngORdaFAqaboyEvQaBWpDjMVv4pkbqZBfGnA3NqhyWPYz2Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=SEEtgxRe; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="SEEtgxRe" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740651538; x=1772187538; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version:content-transfer-encoding; bh=YxMiEOGB4/4hNsdQ8e1dMTscyibUnF1djDeulq5C0iA=; b=SEEtgxReap+To7XSeeznk5vz27liMiAWPwZUCqoL7eCzp0VMMXZBe1Hb fK939DvE8FUWqX3CURJnzZkBV+OAUnTwrbhxTSk2bDSFCWaV3TpuSd+DR 9ZKmFfRs5y5M8neIYm+hPCO/GIhBiH2NBl6olUb18X22kFZsenwpI8cZG mggBWhpVC81D0DUJabO0PLqVAIjnZbmxZ6mz6tJDSws1YliGXrkqT/EG5 uVYRLsXr2w4ulEzHML0OQOf06iXm58GmUeSrrzq+b4uuy8o6IkhcFpzCG 1BEWIe/PI4dR7udUYarR98SxmrJ9HXPxGOsY8DbrXuzQ/FF+PB9HJk+2A g==; X-CSE-ConnectionGUID: Fw6drtrNTEaiLSkQos7S9w== X-CSE-MsgGUID: Mhgm4Tk6Tcm5rsnklta8rQ== X-IronPort-AV: E=McAfee;i="6700,10204,11357"; a="40710887" X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="40710887" 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> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable 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