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authorFlorian Fainelli <f.fainelli@gmail.com>2015-09-08 20:06:41 -0700
committerDavid S. Miller <davem@davemloft.net>2015-09-09 14:14:22 -0700
commit03679a14739a0d4c14b52ba65a69ff553bfba73b (patch)
tree21908658265652dd493b356dfad0b03a1d415126
parentbpf: fix out of bounds access in verifier log (diff)
downloadlinux-dev-03679a14739a0d4c14b52ba65a69ff553bfba73b.tar.xz
linux-dev-03679a14739a0d4c14b52ba65a69ff553bfba73b.zip
net: dsa: bcm_sf2: Fix 64-bits register writes
The macro to write 64-bits quantities to the 32-bits register swapped the value and offsets arguments, we want to preserve the ordering of the arguments with respect to how writel() is implemented for instance: value first, offset/base second. Fixes: 246d7f773c13 ("net: dsa: add Broadcom SF2 switch driver") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/bcm_sf2.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/dsa/bcm_sf2.h b/drivers/net/dsa/bcm_sf2.h
index 22e2ebf31333..789d7b7737da 100644
--- a/drivers/net/dsa/bcm_sf2.h
+++ b/drivers/net/dsa/bcm_sf2.h
@@ -112,8 +112,8 @@ static inline u64 name##_readq(struct bcm_sf2_priv *priv, u32 off) \
spin_unlock(&priv->indir_lock); \
return (u64)indir << 32 | dir; \
} \
-static inline void name##_writeq(struct bcm_sf2_priv *priv, u32 off, \
- u64 val) \
+static inline void name##_writeq(struct bcm_sf2_priv *priv, u64 val, \
+ u32 off) \
{ \
spin_lock(&priv->indir_lock); \
reg_writel(priv, upper_32_bits(val), REG_DIR_DATA_WRITE); \