netdev - [PATCH v4 net 1/6] net: mvneta: add configuration for MBUS windows access protection

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Message-Id: <1448886466-31538-2-git-send-email-mw@semihalf.com>
Date:	Mon, 30 Nov 2015 13:27:41 +0100
From:	Marcin Wojtas <mw@...ihalf.com>
To:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	netdev@...r.kernel.org
Cc:	davem@...emloft.net, linux@....linux.org.uk,
	sebastian.hesselbarth@...il.com, andrew@...n.ch,
	jason@...edaemon.net, thomas.petazzoni@...e-electrons.com,
	gregory.clement@...e-electrons.com, simon.guinot@...uanux.org,
	nadavh@...vell.com, alior@...vell.com, xswang@...vell.com,
	myair@...vell.com, nitroshift@...oo.com, mw@...ihalf.com,
	jaz@...ihalf.com, tn@...ihalf.com
Subject: [PATCH v4 net 1/6] net: mvneta: add configuration for MBUS windows access protection

This commit adds missing configuration of MBUS windows access protection
in mvneta_conf_mbus_windows function - a dedicated variable for that
purpose remained there unused since v3.8 initial mvneta support. Because
of that the register contents were inherited from the bootloader.

Signed-off-by: Marcin Wojtas <mw@...ihalf.com>
Reviewed-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>

Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network
unit")
---
 drivers/net/ethernet/marvell/mvneta.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index e84c7f2..2d80256 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -62,6 +62,7 @@
 #define MVNETA_WIN_SIZE(w)                      (0x2204 + ((w) << 3))
 #define MVNETA_WIN_REMAP(w)                     (0x2280 + ((w) << 2))
 #define MVNETA_BASE_ADDR_ENABLE                 0x2290
+#define MVNETA_ACCESS_PROTECT_ENABLE            0x2294
 #define MVNETA_PORT_CONFIG                      0x2400
 #define      MVNETA_UNI_PROMISC_MODE            BIT(0)
 #define      MVNETA_DEF_RXQ(q)                  ((q) << 1)
@@ -3191,6 +3192,7 @@ static void mvneta_conf_mbus_windows(struct mvneta_port *pp,
 	}
 
 	mvreg_write(pp, MVNETA_BASE_ADDR_ENABLE, win_enable);
+	mvreg_write(pp, MVNETA_ACCESS_PROTECT_ENABLE, win_protect);
 }
 
 /* Power up the port */
-- 
1.8.3.1

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