From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 C3C37341650; Thu, 19 Feb 2026 14:55:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771512948; cv=none; b=XbyqAedxxlFTACGLeg1Tmt12e45qtC+ODu+kvNtGrhCLN/fy+j0aHYO+7v/SKxKUczcp3T/qEFoMSVt4iaqBcvubCh1BrsEGLA6/CqO5XfkSi7X7g4+JWp3sl20pXF9PWxTYHN3DwmR0ShfnBEXghwDB8eGKMlbjWEuv2FLH7vk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771512948; c=relaxed/simple; bh=Kakgbj90xo1a4sN+CkBTR5X/lHwejqpJ11SnCbBfSeQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=dNRTtljL79Y6OWhRHaf+x/eXf5CknXvt5NFd3mU3lQRruMdDdGg8cgPM+wXYbMl+nyDqPc1VWNsM50Mt2TFDKOp9Jbue0TszSHjdfxTVk3PqMbZssSBNoN4cbKUr/zaAXpll+7y5XxSqlMXLeA8s6wTAQIvevQpROALbK2rDnDI= 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=FKXVJkRM; arc=none smtp.client-ip=198.175.65.14 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="FKXVJkRM" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1771512946; x=1803048946; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Kakgbj90xo1a4sN+CkBTR5X/lHwejqpJ11SnCbBfSeQ=; b=FKXVJkRMnScFvo93vhT/BVxWe4FRchDNeYtrFpXHKAnw0uQmg8uudzlw o346QoYMpgvQw7jM/D5JviK90amvaGrfxjOZWd6m/f3rmVQZP/kM3a2ML YgRfVp9YDEnCSRzdwonTgWDjDBP+9zlZ60zhhtHdH8ORX5LKON0vij9ZG pPQvJMff0cvXeZqlTZQNO52XTzV1Wk5kC5IMkRvnqEeXm67ny+m0Wdsii L3gxymTHGcVGJ7fdsZ6+1pUBsPfJkqrEyL57tnWJDdUnhPaYAtVzgdI/0 SjzvAVl0xK3AZuPPZ2GU1SffZFpCLwDfHl8HN01pZXtq1ZMovY1UH2uqX g==; X-CSE-ConnectionGUID: mmqCb/llS1G2JjzGNztxGQ== X-CSE-MsgGUID: Fhko318YQG6bLSILbtkFtg== X-IronPort-AV: E=McAfee;i="6800,10657,11706"; a="76433575" X-IronPort-AV: E=Sophos;i="6.21,300,1763452800"; d="scan'208";a="76433575" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2026 06:55:46 -0800 X-CSE-ConnectionGUID: vatI92R9QsWahZErNqcu/w== X-CSE-MsgGUID: bxWYZY9+THykDzHhuKLjvg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,300,1763452800"; d="scan'208";a="214391077" Received: from vpanait-mobl.ger.corp.intel.com (HELO localhost) ([10.245.244.114]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2026 06:55:43 -0800 Date: Thu, 19 Feb 2026 16:55:41 +0200 From: Andy Shevchenko To: tomasz.unger@yahoo.pl Cc: andy@kernel.org, gregkh@linuxfoundation.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] staging: fbtft: fb_tinylcd: replace udelay() with fsleep() Message-ID: References: <20260219142942.74087-1-tomasz.unger.ref@yahoo.pl> <20260219142942.74087-1-tomasz.unger@yahoo.pl> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260219142942.74087-1-tomasz.unger@yahoo.pl> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Thu, Feb 19, 2026 at 03:29:42PM +0100, tomasz.unger@yahoo.pl wrote: > fsleep() is the preferred modern API for flexible sleeping as it > automatically selects the best sleep mechanism based on the duration. > Replace udelay() with fsleep() to improve power efficiency. > > init_display() is a driver initialization callback which runs in > sleeping context, so fsleep() is safe to use here. OK. Acked-by: Andy Shevchenko -- With Best Regards, Andy Shevchenko