From patchwork Thu Aug 18 23:42:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Sripada, Radhakrishna" X-Patchwork-Id: 12948156 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 E40F3C00140 for ; Thu, 18 Aug 2022 23:43:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EC0B210E2BF; Thu, 18 Aug 2022 23:42:47 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id AD1A310E62B; Thu, 18 Aug 2022 23:42:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660866153; x=1692402153; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=37lE3FD1iHRf26LEpCBliMaodGJ8MIyIAzQNYCyiVEY=; b=A0/O04ESkAWhpoJ9VDipqOYSfl4KOmMNrFm33H0VhPI/fRvVm7Bx9qcU vUjE5qprOzdVw+mbbgkk1HsdsIotxhRakthqU+qt/JoVq/Dc8uZqbFJT6 SadG4F7mQd2tm7uWuMdTYh8Os84u+Nev80w+knqCFvV0S/9s04Tao9tS/ mo97+eaUvAMGNd3CfNsGahk5Y8KBj+gEdHSanCAUFvZX29tonCDfyPmej x1DuaiSkLs1snlLj23IO8A7P+XT6/cL+jkCWa1WYLM4irSeknJaaoeEKi gRS3EG1Ad37BWRBSjMVczHDzoLGLijl1rPcOPlGLEDSTORRHE+ozgs20g w==; X-IronPort-AV: E=McAfee;i="6500,9779,10443"; a="275938529" X-IronPort-AV: E=Sophos;i="5.93,247,1654585200"; d="scan'208";a="275938529" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2022 16:42:29 -0700 X-IronPort-AV: E=Sophos;i="5.93,247,1654585200"; d="scan'208";a="783953306" Received: from invictus.jf.intel.com ([10.165.21.205]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2022 16:42:28 -0700 From: Radhakrishna Sripada To: intel-gfx@lists.freedesktop.org Date: Thu, 18 Aug 2022 16:42:02 -0700 Message-Id: <20220818234202.451742-22-radhakrishna.sripada@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220818234202.451742-1-radhakrishna.sripada@intel.com> References: <20220818234202.451742-1-radhakrishna.sripada@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 21/21] drm/i915/mtl: Do not update GV point, mask value 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: , Cc: dri-devel@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" No need to update mask value/restrict because "Pcode only wants to use GV bandwidth value, not the mask value." for Display version greater than 14. Bspec: 646365 Cc: Matt Roper Original Author: Caz Yokoyama Signed-off-by: Radhakrishna Sripada --- drivers/gpu/drm/i915/intel_pm.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d09e9e5f4481..47869fe964ba 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3924,6 +3924,14 @@ void intel_sagv_pre_plane_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); + /* + * No need to update mask value/restrict because + * "Pcode only wants to use GV bandwidth value, not the mask value." + * for DISPLAY_VER() >= 14. + */ + if (DISPLAY_VER(i915) >= 14) + return; + /* * Just return if we can't control SAGV or don't have it. * This is different from situation when we have SAGV but just can't @@ -3944,6 +3952,16 @@ void intel_sagv_post_plane_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); + /* + * No need to update mask value/restrict because + * "Pcode only wants to use GV bandwidth value, not the mask value." + * for DISPLAY_VER() >= 14. + * + * GV bandwidth will be set by intel_pmdemand_post_plane_update() + */ + if (DISPLAY_VER(i915) >= 14) + return; + /* * Just return if we can't control SAGV or don't have it. * This is different from situation when we have SAGV but just can't