From patchwork Tue Apr 2 13:13:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13614092 X-Patchwork-Delegate: kuba@kernel.org Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CD7CA85C76 for ; Tue, 2 Apr 2024 13:13:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712063636; cv=none; b=kmZeL7SYyPysnG+Z8Qix6VgBwdOP+UO45lxVuSguVDt+jEgw1yELEZRi7EBup+hGYmQRogVLAKhPgqnt58yWL7OT4pNaxrXlEGhy2n1BDaIIih3khdZ3JXJkbLegVEO48Zv9+TPKq6Xoxdlk+F4i1gH3l7P8myXIna54YIB4SKQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712063636; c=relaxed/simple; bh=i1PFc7lD0popc40JSZRnhqej4YBxofX5vZ/4vsj7PXc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cMmWPKiI8hdN+YkWi9zswYPE+VyY7uiJqDjs+Oo+Vdx8UDIGfanqIbMb7n+gQ7J3ww7EYifeJl5RNOE+Cuf6d34B15tVHAqKN3Df60cIUbL6WqcD5WKUXp1oX3Y6oLWB5SpTgE64pfLlPV7Gwp+ubdMoxWplc84y1kLemOvzJP8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rrdxN-0007Nm-MW; Tue, 02 Apr 2024 15:13:41 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rrdxM-009zW9-Ie; Tue, 02 Apr 2024 15:13:40 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1rrdxM-006Opi-1V; Tue, 02 Apr 2024 15:13:40 +0200 From: Oleksij Rempel To: "David S. Miller" , Andrew Lunn , Eric Dumazet , Florian Fainelli , Jakub Kicinski , Paolo Abeni , Vladimir Oltean , Woojung Huh , Arun Ramadoss Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, UNGLinuxDriver@microchip.com, =?utf-8?q?S=C3=B8ren_Andersen?= Subject: [PATCH net-next v1 6/8] net: dsa: microchip: ksz8_r_dyn_mac_table(): ksz: do not return EAGAIN on timeout Date: Tue, 2 Apr 2024 15:13:37 +0200 Message-Id: <20240402131339.1525330-7-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240402131339.1525330-1-o.rempel@pengutronix.de> References: <20240402131339.1525330-1-o.rempel@pengutronix.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org EAGAIN was not used by previous code and not used by current code. So, remove it and use proper error value. Signed-off-by: Oleksij Rempel Acked-by: Arun Ramadoss --- drivers/net/dsa/microchip/ksz8795.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index d5ec4b9772752..401f77055cc27 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -396,7 +396,7 @@ static int ksz8_valid_dyn_entry(struct ksz_device *dev, u8 *data) /* Entry is not ready for accessing. */ if (*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) { - return -EAGAIN; + return -ETIMEDOUT; /* Entry is ready for accessing. */ } else { ksz_read8(dev, regs[REG_IND_DATA_8], data); @@ -431,15 +431,14 @@ static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr, ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr); ret = ksz8_valid_dyn_entry(dev, &data); - if (ret == -EAGAIN) { - if (addr == 0) - *entries = 0; - goto unlock_alu; - } else if (ret == -ENXIO) { + if (ret == -ENXIO) { *entries = 0; goto unlock_alu; } + if (ret) + goto unlock_alu; + ksz_read64(dev, regs[REG_IND_DATA_HI], &buf); data_hi = (u32)(buf >> 32); data_lo = (u32)buf;