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Wed, 25 Apr 2018 09:58:22 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:40560 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753327AbeDYN6V (ORCPT ); Wed, 25 Apr 2018 09:58:21 -0400 X-Remote-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Remote-Spam-Level: X-Remote-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED,T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 3662360500 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=kvalo@codeaurora.org From: Kalle Valo To: Eyal Reizer Cc: linux-wireless@vger.kernel.org, robh@kernel.org, sre@kernel.org, tony@atomide.com, linux-kernel@vger.kernel.org, Eyal Reizer , stable@vger.kernel.org Subject: Re: [PATCH] wlcore: sdio: allow pm to handle sdio power References: <1524663710-31927-1-git-send-email-eyalr@ti.com> Date: Wed, 25 Apr 2018 16:58:15 +0300 In-Reply-To: <1524663710-31927-1-git-send-email-eyalr@ti.com> (Eyal Reizer's message of "Wed, 25 Apr 2018 16:41:50 +0300") Message-ID: <8736zj9ymg.fsf@kamboji.qca.qualcomm.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Eyal Reizer writes: > pm_runtime handles sdio power on and power off transitions. > An old workaround for trying to control the power explicitly from the > driver was in fact causing failures on suspend/resume as the mmc layer > already power the module on resume. > > In case of resume pm_runtime_get sync returns a positive device's usage > count causing the driver to try an re-initialize an already initialized > device. This was causing sdio bus failure on resume. > > Remove this manual power on/off sequence as it is in-fact not needed. > > Signed-off-by: Eyal Reizer > Cc: stable@vger.kernel.org I'll remove "net: wireless: ti:" from the title. The idea is not to put the whole directory structure there, just the driver name. -- Kalle Valo