From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iSzfk-00070V-PW for ath10k@lists.infradead.org; Fri, 08 Nov 2019 08:31:14 +0000 From: Kalle Valo Subject: Re: [PATCH] ath10k: disable cpuidle during downloading firmware. References: <20191101054035.42101-1-ikjn@chromium.org> <87y2ws3lvh.fsf@kamboji.qca.qualcomm.com> Date: Fri, 08 Nov 2019 10:31:07 +0200 In-Reply-To: (Tom Psyborg's message of "Wed, 6 Nov 2019 19:33:54 +0100") Message-ID: <87bltmydkk.fsf@kamboji.qca.qualcomm.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Tom Psyborg Cc: netdev@vger.kernel.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, ath10k@lists.infradead.org, Ikjoon Jang , "David S . Miller" Tom Psyborg writes: > On 06/11/2019, Kalle Valo wrote: >> Ikjoon Jang writes: >> >>> Downloading ath10k firmware needs a large number of IOs and >>> cpuidle's miss predictions make it worse. In the worst case, >>> resume time can be three times longer than the average on sdio. >>> >>> This patch disables cpuidle during firmware downloading by >>> applying PM_QOS_CPU_DMA_LATENCY in ath10k_download_fw(). >>> >>> Signed-off-by: Ikjoon Jang >> >> On what hardware and firmware versions did you test this? I'll add that >> to the commit log. > > I've tested this on QCA9880. No issues during firmware download. Great, thanks for testing. -- https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k