From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.kernel.org ([198.145.29.99]:53744 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752195AbeB0XVP (ORCPT ); Tue, 27 Feb 2018 18:21:15 -0500 From: "Luis R. Rodriguez" To: cantabile.desu@gmail.com Cc: kubakici@wp.pl, gregkh@linuxfoundation.org, akpm@linux-foundation.org, linux-wireless@vger.kernel.org, keescook@chromium.org, shuah@kernel.org, mfuzzey@parkeon.com, zohar@linux.vnet.ibm.com, dhowells@redhat.com, pali.rohar@gmail.com, tiwai@suse.de, arend.vanspriel@broadcom.com, zajec5@gmail.com, nbroeking@me.com, markivx@codeaurora.org, stephen.boyd@linaro.org, broonie@kernel.org, dmitry.torokhov@gmail.com, dwmw2@infradead.org, torvalds@linux-foundation.org, Abhay_Salunke@dell.com, bjorn.andersson@linaro.org, jewalt@lgsinnovations.com, oneukum@suse.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, "Luis R. Rodriguez" Subject: [RFT 7/7] mt7601u: use request_firmware_cache() to address cache on reboot Date: Tue, 27 Feb 2018 15:21:01 -0800 Message-Id: <20180227232101.20786-8-mcgrof@kernel.org> (sfid-20180228_002154_664520_C139E1A6) In-Reply-To: <20180227232101.20786-1-mcgrof@kernel.org> References: <20180227232101.20786-1-mcgrof@kernel.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: request_firmware_cache() will ensure the firmware is available on resume from suspend if on reboot the device retains the firmware. This optimization is in place given otherwise on reboot we have to reload the firmware, the opmization saves us about max 1s, minimum 10ms. Reported-by: Cantabile Signed-off-by: Luis R. Rodriguez --- drivers/net/wireless/mediatek/mt7601u/mcu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt7601u/mcu.c b/drivers/net/wireless/mediatek/mt7601u/mcu.c index 65a8004418ea..b90456a4b4d7 100644 --- a/drivers/net/wireless/mediatek/mt7601u/mcu.c +++ b/drivers/net/wireless/mediatek/mt7601u/mcu.c @@ -421,7 +421,7 @@ static int mt7601u_load_firmware(struct mt7601u_dev *dev) MT_USB_DMA_CFG_TX_BULK_EN)); if (firmware_running(dev)) - return 0; + return request_firmware_cache(dev->dev, MT7601U_FIRMWARE); ret = request_firmware(&fw, MT7601U_FIRMWARE, dev->dev); if (ret) -- 2.16.2