From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B2A9C55178 for ; Tue, 27 Oct 2020 00:26:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F10AC20759 for ; Tue, 27 Oct 2020 00:26:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603758393; bh=BmqIYeNVJGSaXqSpMDnF4k9Qr8Mglw/qDSNx+xCnxdA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=HHfHDO09aFPAzYtWUfo2mnYYOHHBGmmheosfxdMvdbe34/yYN0Bjnfq4JVO9IFHFR hdmKTuy17VCHg01QJHnrvP/IDM0iv85ohVM1AtLYn83KsISljjPLI/b850aeyFHiQZ wLaBZKRqGdPYtozCLZrwyllDUC6iq7eTHt1qohgA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2442462AbgJ0A0b (ORCPT ); Mon, 26 Oct 2020 20:26:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:56780 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2409947AbgJZXxE (ORCPT ); Mon, 26 Oct 2020 19:53:04 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 56C3B21655; Mon, 26 Oct 2020 23:53:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603756383; bh=BmqIYeNVJGSaXqSpMDnF4k9Qr8Mglw/qDSNx+xCnxdA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ynp+GhTuDN1yU7bUHXT4MqxRJdN/9HWQ3q5pkKGu8HntjOcZeOlqbqweOMM/PP671 rvK0bqaeQaePtCjJ+HaJAbpgexlON3+BCo/N4yLBKmM7GnP7kOjyEJDMe+RXAS+Q0S rKvMTMCMft7AuDeS1VzIwTqBxFCwNWBo68e5IZ+0= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dmitry Osipenko , Arend van Spriel , Kalle Valo , Sasha Levin , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.8 047/132] brcmfmac: increase F2 watermark for BCM4329 Date: Mon, 26 Oct 2020 19:50:39 -0400 Message-Id: <20201026235205.1023962-47-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201026235205.1023962-1-sashal@kernel.org> References: <20201026235205.1023962-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko [ Upstream commit 317da69d10b0247c4042354eb90c75b81620ce9d ] This patch fixes SDHCI CRC errors during of RX throughput testing on BCM4329 chip if SDIO BUS is clocked above 25MHz. In particular the checksum problem is observed on NVIDIA Tegra20 SoCs. The good watermark value is borrowed from downstream BCMDHD driver and it's matching to the value that is already used for the BCM4339 chip, hence let's re-use it for BCM4329. Reviewed-by: Arend van Spriel Signed-off-by: Dmitry Osipenko Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200830191439.10017-2-digetx@gmail.com Signed-off-by: Sasha Levin --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index bc02168ebb536..9ac9e6085a0c5 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -4227,6 +4227,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL, CY_43012_MESBUSYCTRL, &err); break; + case SDIO_DEVICE_ID_BROADCOM_4329: case SDIO_DEVICE_ID_BROADCOM_4339: brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes for 4339\n", CY_4339_F2_WATERMARK); -- 2.25.1