From patchwork Tue Oct 19 15:14:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kulkarni, Vandita" X-Patchwork-Id: 12570329 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC46DC433EF for ; Tue, 19 Oct 2021 15:14:28 +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 6DC2260FDA for ; Tue, 19 Oct 2021 15:14:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 6DC2260FDA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C2C706EB25; Tue, 19 Oct 2021 15:14:27 +0000 (UTC) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id D76A56EB25 for ; Tue, 19 Oct 2021 15:14:25 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10142"; a="215709327" X-IronPort-AV: E=Sophos;i="5.87,164,1631602800"; d="scan'208";a="215709327" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Oct 2021 08:14:17 -0700 X-IronPort-AV: E=Sophos;i="5.87,164,1631602800"; d="scan'208";a="494143589" Received: from unknown (HELO vandita-Z390-AORUS-ULTRA.iind.intel.com) ([10.190.238.8]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Oct 2021 08:14:15 -0700 From: Vandita Kulkarni To: intel-gfx@lists.freedesktop.org Cc: jani.nikula@intel.com, imre.deak@intel.com, matthew.d.roper@intel.com, ville.syrjala@linux.intel.com, Vandita Kulkarni Date: Tue, 19 Oct 2021 20:44:34 +0530 Message-Id: <20211019151435.20477-4-vandita.kulkarni@intel.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211019151435.20477-1-vandita.kulkarni@intel.com> References: <20211019151435.20477-1-vandita.kulkarni@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [V2 3/4] drm/i915/dsi/xelpd: Disable DC states in Video mode 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" MIPI DSI transcoder cannot be in video mode to support any of the display C states. Bspec: 49195 (For DC*co DSI transcoders cannot be in video mode) Bspec: 49193 (Hardware does not support DC5 or DC6 with MIPI DSI enabled) Bspec: 49188 (desc of DSI_DCSTATE_CTL talks about cmd mode PM control v2: Align to the power domain ordering (Jani) Add bspec references (Imre) Signed-off-by: Vandita Kulkarni Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_display_power.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index d88da0d0f05a..b989ddd3d023 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -3106,6 +3106,7 @@ intel_display_power_put_mask_in_set(struct drm_i915_private *i915, BIT_ULL(POWER_DOMAIN_MODESET) | \ BIT_ULL(POWER_DOMAIN_AUX_A) | \ BIT_ULL(POWER_DOMAIN_AUX_B) | \ + BIT_ULL(POWER_DOMAIN_PORT_DSI) | \ BIT_ULL(POWER_DOMAIN_INIT)) #define XELPD_AUX_IO_D_XELPD_POWER_DOMAINS BIT_ULL(POWER_DOMAIN_AUX_D_XELPD)