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authorGiuseppe CAVALLARO <peppe.cavallaro@st.com>2011-10-18 00:01:23 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-19 19:24:17 -0400
commit38fe7a93fc734357c4811f1c710b1906a87d315c (patch)
tree3b3fff1fcbbf9f39cb766ba004290976c99b0912 /drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
parentstmmac: use predefined macros for HW cap register fields (V4) (diff)
downloadlinux-dev-38fe7a93fc734357c4811f1c710b1906a87d315c.tar.xz
linux-dev-38fe7a93fc734357c4811f1c710b1906a87d315c.zip
stmmac: allow mmc usage only if feature actually available (V4)
Enable the MMC support if it is actually available from the HW capability register. Signed-off-by: Rayagond Kokatanur <rayagond@vayavyalabs.com> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index c88dc358f9b0..bf895cb75785 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -946,7 +946,8 @@ static int stmmac_open(struct net_device *dev)
memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats));
priv->xstats.threshold = tc;
- stmmac_mmc_setup(priv);
+ if (priv->dma_cap.rmon)
+ stmmac_mmc_setup(priv);
/* Start the ball rolling... */
DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name);