Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933596AbbDPNmZ (ORCPT ); Thu, 16 Apr 2015 09:42:25 -0400 Received: from pandora.arm.linux.org.uk ([78.32.30.218]:33587 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932401AbbDPNmO (ORCPT ); Thu, 16 Apr 2015 09:42:14 -0400 Date: Thu, 16 Apr 2015 14:41:58 +0100 From: Russell King - ARM Linux To: Robert Baldyga Cc: dan.j.williams@intel.com, vinod.koul@intel.com, lars@metafoo.de, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, m.szyprowski@samsung.com Subject: Re: [PATCH 1/3] amba: add no_pm_pclk_management flag to amba_driver Message-ID: <20150416134158.GZ12732@n2100.arm.linux.org.uk> References: <1429191554-24972-1-git-send-email-r.baldyga@samsung.com> <1429191554-24972-2-git-send-email-r.baldyga@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1429191554-24972-2-git-send-email-r.baldyga@samsung.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 819 Lines: 17 On Thu, Apr 16, 2015 at 03:39:12PM +0200, Robert Baldyga wrote: > This patch introduces no_pm_pclk_management flag in struct amba_driver. > It causes that pclk is not touched in pm_runtime callbacks. This allows > to manage clock in device driver independently of power domain management. NAK. We already have stuff in place to deal with the problem with DMA engine using runtime PM, which causes pclk management to fall back to the IRQ-safe clk_enable/clk_disable(). -- FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up according to speedtest.net. -- 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/