From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752624AbcGAIVS (ORCPT ); Fri, 1 Jul 2016 04:21:18 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:32966 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752201AbcGAIVN (ORCPT ); Fri, 1 Jul 2016 04:21:13 -0400 Date: Fri, 1 Jul 2016 09:21:01 +0100 From: Mark Brown To: Doug Anderson Cc: apronin@chromium.org, "linux-kernel@vger.kernel.org" , linux-spi@vger.kernel.org Message-ID: <20160701082101.GD6247@sirena.org.uk> References: <1467258867-117727-1-git-send-email-apronin@chromium.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="HjNkcEWJ4DMx36DP" Content-Disposition: inline In-Reply-To: X-Cookie: You are always busy. User-Agent: Mutt/1.6.0 (2016-04-01) X-SA-Exim-Connect-IP: 137.158.23.187 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: [PATCH 1/4] spi: Add option to wake a device by toggling CS X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --HjNkcEWJ4DMx36DP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Jun 30, 2016 at 09:23:26PM -0700, Doug Anderson wrote: > Also, something doesn't seem terribly robust about this, buy maybe I'm > being paranoid. If something happens where the timer hasn't fired > quickly enough then you might not know that you need to assert the > wakeup, right? I don't think there's a 100% guarantee that a timer > will fire and finish running within a certain period of time, is > there? No, or at least a minimum bound on accuracy - you'd need to set the timer for something lower than the actual limit. --HjNkcEWJ4DMx36DP Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJXdifsAAoJECTWi3JdVIfQ/bQH/i5E4qmz6D9CyvinnTcn0ltO PlhllF5RvScG/delCF9lbxuO+FAi6Mmu0z67nJ0mYw3ltWmhsRjfSR0wL5ZnRzxR 1EzpaJoTTSiI54xkPZ4YAi/taIPtY2DWndNngLoa0PLpDdGo2y3fl+LG/OHe4l0o qcO4joknLaU2H1ozMBGPUgz3hEVWoUgKc++8C3T5jtxxqQEJLW5AUtsIPme/cw5T n8GpYlRfeQglZ2Vd0r4p0bgYPKpRbMdEZj6PSPFZz65UP2WLfTKFNNbR67L67HQ6 kuYnIvJMZ++iwZtYbx2zwm+bAQ8SX8y1zvcp9+WqWCvScKtImGTz/kzfk1/Dp9g= =LeWY -----END PGP SIGNATURE----- --HjNkcEWJ4DMx36DP--