From patchwork Mon Nov 11 12:32:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kandpal, Suraj" X-Patchwork-Id: 13870682 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 25A36D2E9E3 for ; Mon, 11 Nov 2024 12:33:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B650710E1CE; Mon, 11 Nov 2024 12:33:15 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="klqfwdX+"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 818D010E1CE; Mon, 11 Nov 2024 12:33:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1731328394; x=1762864394; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=usJ5SbqaIE8MO9G9bm1YPDmExe6i6wMCBQTvFjbT2T4=; b=klqfwdX+2e/VEpdByC9Ng2XJfe3TKg7+ELgKMBen42U5PFSzTjF5xzQD 6qH1+dDVqc+j9zzqvP1/OaTH2/kfIHSeA5cBiHm+v8s2nM4aEAe5tO51y Od0gHnYyGAkakzro/5gjaYxtUlbVb8Wy7FZHD++2F9RiS68wWnos7EZtl xVu9G9lbGmnH/Vue6fFLLay4DSSI7uxj9ULbtS+xRRWef8mBJjge9n8nh kWhuiNeXqLF+FK45a8db7h5lhtv7j4isufh1gx5W7AfllIxDlAUo0Ru+q qaisi8Y4Lb3f/GYQGo8W6Bc3+mO0X0p7dLt2yG0HAFJ8sr0iblHha+tl7 A==; X-CSE-ConnectionGUID: ofUgpn7cQx+FVDb7kR0VkQ== X-CSE-MsgGUID: /WZ6SH9VTpyDVVvpNu4SrQ== X-IronPort-AV: E=McAfee;i="6700,10204,11252"; a="35068043" X-IronPort-AV: E=Sophos;i="6.12,145,1728975600"; d="scan'208";a="35068043" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Nov 2024 04:33:14 -0800 X-CSE-ConnectionGUID: RD8Yj8yvTGmuCb0un7e1Dg== X-CSE-MsgGUID: YSgD/RjLQuGpC3vdqjvozA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,145,1728975600"; d="scan'208";a="117823239" Received: from kandpal-x299-ud4-pro.iind.intel.com ([10.190.239.10]) by fmviesa001.fm.intel.com with ESMTP; 11 Nov 2024 04:33:13 -0800 From: Suraj Kandpal To: intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: vinod.govindapillai@intel.com, Suraj Kandpal Subject: [PATCH 1/3] drm/i915/watermark: Initialize latency variable to appropriate value Date: Mon, 11 Nov 2024 18:02:57 +0530 Message-Id: <20241111123259.1072534-1-suraj.kandpal@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 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" Initialize max_latency variable to LNL_PKG_C_LATENCY_MASK which helps to eliminate the else block and make the whole code a lot cleaner. Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani --- drivers/gpu/drm/i915/display/skl_watermark.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index d3bbf335c749..a97e90ac643f 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2850,7 +2850,7 @@ static int skl_wm_add_affected_planes(struct intel_atomic_state *state, static void skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) { - u32 max_latency = 0; + u32 max_latency = LNL_PKG_C_LATENCY_MASK; u32 clear = 0, val = 0; u32 added_wake_time = 0; @@ -2863,9 +2863,6 @@ skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) max_latency = LNL_PKG_C_LATENCY_MASK; added_wake_time = DSB_EXE_TIME + i915->display.sagv.block_time_us; - } else { - max_latency = LNL_PKG_C_LATENCY_MASK; - added_wake_time = 0; } clear |= LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK;