Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754501AbaBRQq2 (ORCPT ); Tue, 18 Feb 2014 11:46:28 -0500 Received: from gw-1.arm.linux.org.uk ([78.32.30.217]:40816 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751328AbaBRQq1 (ORCPT ); Tue, 18 Feb 2014 11:46:27 -0500 Date: Tue, 18 Feb 2014 16:46:14 +0000 From: Russell King - ARM Linux To: Ulf Hansson Cc: "linux-arm-kernel@lists.infradead.org" , Alessandro Rubini , Linus Walleij , Wolfram Sang , Chris Ball , Mark Brown , "linux-kernel@vger.kernel.org" , "linux-i2c@vger.kernel.org" , "linux-spi@vger.kernel.org" , linux-mmc Subject: Re: [PATCH 03/17] mmc: mmci: Mask IRQs for all variants during runtime suspend Message-ID: <20140218164614.GI21483@n2100.arm.linux.org.uk> References: <1391529538-21685-1-git-send-email-ulf.hansson@linaro.org> <1391529538-21685-4-git-send-email-ulf.hansson@linaro.org> <20140218160542.GH21483@n2100.arm.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 18, 2014 at 05:36:52PM +0100, Ulf Hansson wrote: > If we add SDIO irq support to mmci in future; parts of that > implementation includes a re-route of DAT1 to a GPIO irq when entering > runtime suspend state. The mmci HW will in runtime suspend state, not > be responsible for handling irqs, which is the same as of today. Note that the "irq thread" in sdio_irq is scheduled for destruction - it's buggy when the system is under high load and a driver claims a SDIO irq. Sched people hate it too... -- FTTC broadband for 0.8mile line: 5.8Mbps down 500kbps up. Estimation in database were 13.1 to 19Mbit for a good line, about 7.5+ for a bad. Estimate before purchase was "up to 13.2Mbit". -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/