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[194.187.74.233]) by smtp.gmail.com with ESMTPSA id h8sm243010lfk.227.2021.09.16.05.04.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Sep 2021 05:04:10 -0700 (PDT) From: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= To: Andrew Lunn , Vivien Didelot , Vladimir Oltean , "David S . Miller" , Jakub Kicinski Cc: Florian Fainelli , netdev@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= Subject: [PATCH net-next 3/4] net: dsa: b53: Improve flow control setup on BCM5301x Date: Thu, 16 Sep 2021 14:03:53 +0200 Message-Id: <20210916120354.20338-4-zajec5@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210916120354.20338-1-zajec5@gmail.com> References: <20210916120354.20338-1-zajec5@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Rafał Miłecki According to the Broadcom's reference driver flow control needs to be enabled for any CPU switch port (5, 7 or 8 - depending on which one is used). Current code makes it work only for the port 5. Use dsa_is_cpu_port() which solved that problem. Signed-off-by: Rafał Miłecki Reviewed-by: Florian Fainelli Tested-by: Florian Fainelli --- drivers/net/dsa/b53/b53_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index ca84e32baca0..13f337a102ba 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -1222,7 +1222,7 @@ static void b53_adjust_link(struct dsa_switch *ds, int port, return; /* Enable flow control on BCM5301x's CPU port */ - if (is5301x(dev) && port == dev->cpu_port) + if (is5301x(dev) && dsa_is_cpu_port(ds, port)) tx_pause = rx_pause = true; if (phydev->pause) {