From patchwork Mon Dec 18 09:44:45 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerome Brunet X-Patchwork-Id: 849943 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="salgbuLG"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3z0blP0G4Vz9sDB for ; Mon, 18 Dec 2017 20:46:25 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933640AbdLRJp5 (ORCPT ); Mon, 18 Dec 2017 04:45:57 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:39712 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758560AbdLRJo7 (ORCPT ); Mon, 18 Dec 2017 04:44:59 -0500 Received: by mail-wm0-f67.google.com with SMTP id i11so28000775wmf.4 for ; Mon, 18 Dec 2017 01:44:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=MwgOy5ouDeWkMjOIuKaxU1MbIjtU2l5PRJV3MWSAueg=; b=salgbuLGNwt9Uw4s/Jx1aSDEBRnn4+Eoqkj3ovq69JZFuFITyRwlHVPoKAJswN7TQs dxgf6omtINcQbCrr5Ag1sNTQyOCUHdRyCm8aaUukw5q2dHhjUAjVHYWMHNySkTfEvmJL mxGbQHLSn9t7jw30xhayWqKIZLFAE1N8IbEEopdI4w+C94LY95Jzb2sRkbE8Ru0O5nvs wo6IKq0iVGPs2clj2YT2mjFoJxtFWTk8OGSX99aRfedPJTYFwZn1TrujkkLJU6HofGPk k6QYDd3QjVHo5OHszxUbnSKsDu6U+/572iLywiscKcold5ngZjcQeUih8oGLuf5RNzMV B7Vg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=MwgOy5ouDeWkMjOIuKaxU1MbIjtU2l5PRJV3MWSAueg=; b=mgKG/YZcuzYXS7JNt0WCJVF11FUFPOCqX+YEwYnqRCG/EbDvD8IzDdfF7dI+Vtsgi+ OS0tZfRjmcnUckPE2kaffMXgRUkA4Eon69dCEdML9Evo/c5PsFKQYLfkDFRJnwFxSqF4 8INKmEbQoIpaaz/0Ce78Q0RbtJhBQH1rLbvVdBj3Qqqa/PNfJQO4j7DzmOhP63UcoodG u+5MO1luQo04Ozv1te1Odj7d7Tkr49BMRQ2MYXIPilz2iuR8+h9Hwo4dPv9rSR4Hruhi LBIMWpuedoLyiTKWzZBwyI8XSKFeHRS2oNqfJwQchRxfdRxjA3XE7D4shLUh1hz4EGLk dmUQ== X-Gm-Message-State: AKGB3mJCEQaS2f/PIhLkEdH+yPn81BTFYeaMLe4m9cJ+S2nV7vzgMuHg d26RvW2PQyuGlx8ZlaY21PM2qA== X-Google-Smtp-Source: ACJfBouGmkkl+vPDCdyMNc05W3ilAG9tmUDXbzKgEeP0SDIXHo8pLkoZbzKIC0WUxmxQHR5K6+ChsA== X-Received: by 10.28.218.132 with SMTP id r126mr10963926wmg.59.1513590298236; Mon, 18 Dec 2017 01:44:58 -0800 (PST) Received: from boomer.baylibre.local ([90.63.244.31]) by smtp.googlemail.com with ESMTPSA id p13sm12820783wrc.61.2017.12.18.01.44.57 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 18 Dec 2017 01:44:57 -0800 (PST) From: Jerome Brunet To: Andrew Lunn , Florian Fainelli Cc: Jerome Brunet , Kevin Hilman , netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next v3 6/7] net: phy: meson-gxl: add interrupt support Date: Mon, 18 Dec 2017 10:44:45 +0100 Message-Id: <20171218094446.31912-7-jbrunet@baylibre.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20171218094446.31912-1-jbrunet@baylibre.com> References: <20171218094446.31912-1-jbrunet@baylibre.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Enable interrupt support in meson-gxl PHY driver Signed-off-by: Jerome Brunet --- drivers/net/phy/meson-gxl.c | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index ddc92424e8de..ee0aa18af631 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -33,6 +33,14 @@ #define TSTCNTL_WRITE_ADDRESS GENMASK(4, 0) #define TSTREAD1 21 #define TSTWRITE 23 +#define INTSRC_FLAG 29 +#define INTSRC_ANEG_PR BIT(1) +#define INTSRC_PARALLEL_FAULT BIT(2) +#define INTSRC_ANEG_LP_ACK BIT(3) +#define INTSRC_LINK_DOWN BIT(4) +#define INTSRC_REMOTE_FAULT BIT(5) +#define INTSRC_ANEG_COMPLETE BIT(6) +#define INTSRC_MASK 30 #define BANK_ANALOG_DSP 0 #define BANK_WOL 1 @@ -193,16 +201,43 @@ static int meson_gxl_read_status(struct phy_device *phydev) return genphy_read_status(phydev); } +static int meson_gxl_ack_interrupt(struct phy_device *phydev) +{ + int ret = phy_read(phydev, INTSRC_FLAG); + + return ret < 0 ? ret : 0; +} + +static int meson_gxl_config_intr(struct phy_device *phydev) +{ + u16 val; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + val = INTSRC_ANEG_PR + | INTSRC_PARALLEL_FAULT + | INTSRC_ANEG_LP_ACK + | INTSRC_LINK_DOWN + | INTSRC_REMOTE_FAULT + | INTSRC_ANEG_COMPLETE; + } else { + val = 0; + } + + return phy_write(phydev, INTSRC_MASK, val); +} + static struct phy_driver meson_gxl_phy[] = { { .phy_id = 0x01814400, .phy_id_mask = 0xfffffff0, .name = "Meson GXL Internal PHY", .features = PHY_BASIC_FEATURES, - .flags = PHY_IS_INTERNAL, + .flags = PHY_IS_INTERNAL | PHY_HAS_INTERRUPT, .config_init = meson_gxl_config_init, .aneg_done = genphy_aneg_done, .read_status = meson_gxl_read_status, + .ack_interrupt = meson_gxl_ack_interrupt, + .config_intr = meson_gxl_config_intr, .suspend = genphy_suspend, .resume = genphy_resume, },