From patchwork Mon Jan 6 12:26:05 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13927386 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2B17AE77188 for ; Mon, 6 Jan 2025 12:48:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Date:Message-Id:Content-Type :Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=nZcvQXRgGTFglMN1Eb+bWjhXlMJHCVFgCTjX9HZlDeY=; b=siJR+cwM92haEpGb9bL/CnGUYh kUezHFDWF8RNGzTgyTdXOoVK1dPOeeau/lfkumq0jak60zAI2v+Z8zf1CDo/c7cQpVXfIk8oGCuZv i3hmrVH6uf9gN3RE7N7RlSDmJzBAhYi580DQ89a8jINdm/G/pjePhENxmG9xMf5IcKRCsPxi2kRfA pYMzpOZ0rUd940zCVA3A4vKH5sfYk7+V97xh7Kz4NpTeTa6Ot10Tq+j+bSQAoQUzRG2MI0aojJ7HZ B4Qo+CKZJoe38kcxTBxF6Nf3gIK3dYlvnIAEsITTIckj8NFk6eat1YnoHrKY/F29+/TutcbV9X0xg pGwUiw+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tUmX2-00000001HWO-3xHu; Mon, 06 Jan 2025 12:48:32 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tUmBQ-00000001DNy-31gC for linux-arm-kernel@lists.infradead.org; Mon, 06 Jan 2025 12:26:13 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=nZcvQXRgGTFglMN1Eb+bWjhXlMJHCVFgCTjX9HZlDeY=; b=G2hs9YwcjlbdIdY0N0LLQQ8PEG o6u54wS+qOQRANf3bh3vPaXmHm6r71TlgbQgZ4Uot8Q/34LWGkqmd7aqvy8xLzfpcht6EadoLtRv5 j8+i00/Yzv7vwd41hQCMYiHLVbud+2xGMyApaiEOC5Vmx2lvRzctUteBC5bjpHkBiNtKTLFNH5D7Q TRSlwUG30QxRP5iOdmTe0tKtcdYrQDwUALPutggLNRqM6YC4Fv4qv/Wce+a0dDD5O3TMdFMnwIWbm evG0um7JV0GnNJYcgyf+P/lHM4tg9mcON1v/PvHvcK/9H82UoOHycK4qlLPLQcW4ZC9+fIv+fe0FU dT317XfQ==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:36930 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tUmBM-0005uT-1X; Mon, 06 Jan 2025 12:26:08 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tUmBJ-007VYB-H2; Mon, 06 Jan 2025 12:26:05 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: Alexandre Torgue , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Jose Abreu , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next v2 16/17] net: stmmac: split hardware LPI timer control MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Mon, 06 Jan 2025 12:26:05 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250106_042612_756629_689824D1 X-CRM114-Status: UNSURE ( 9.10 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Provide stmmac_disable_hw_lpi_timer() and stmmac_enable_hw_lpi_timer() to control the hardware transmit LPI timer. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../net/ethernet/stmicro/stmmac/stmmac_main.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 7ba3c7a8f535..8d4b9c42aac0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -392,14 +392,24 @@ static inline u32 stmmac_rx_dirty(struct stmmac_priv *priv, u32 queue) return dirty; } -static void stmmac_lpi_entry_timer_config(struct stmmac_priv *priv, bool en) +static void stmmac_disable_hw_lpi_timer(struct stmmac_priv *priv) +{ + stmmac_set_eee_lpi_timer(priv, priv->hw, 0); +} + +static void stmmac_enable_hw_lpi_timer(struct stmmac_priv *priv) { - u32 tx_lpi_timer; + stmmac_set_eee_lpi_timer(priv, priv->hw, priv->tx_lpi_timer); +} +static void stmmac_lpi_entry_timer_config(struct stmmac_priv *priv, bool en) +{ /* Clear/set the SW EEE timer flag based on LPI ET enablement */ priv->eee_sw_timer_en = en ? 0 : 1; - tx_lpi_timer = en ? priv->tx_lpi_timer : 0; - stmmac_set_eee_lpi_timer(priv, priv->hw, tx_lpi_timer); + if (en) + stmmac_enable_hw_lpi_timer(priv); + else + stmmac_disable_hw_lpi_timer(priv); } /**