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authorDavid S. Miller <davem@davemloft.net>2011-11-26 14:47:03 -0500
committerDavid S. Miller <davem@davemloft.net>2011-11-26 14:47:03 -0500
commit6dec4ac4ee1ad894dc0e9647cd3e180f93fc353c (patch)
treecd71e597bbbe677820bb229c6aedbad412758959 /drivers/net/ethernet/stmicro
parentd6f03f29f7cdf064289f941bf0b838348e996e65 (diff)
parentfc0b927d9a5024e138c4318fe19a590f23e3eeec (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: net/ipv4/inet_diag.c
Diffstat (limited to 'drivers/net/ethernet/stmicro')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index de71859bb295..20e8267e8e40 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -781,10 +781,15 @@ static void stmmac_mmc_setup(struct stmmac_priv *priv)
unsigned int mode = MMC_CNTRL_RESET_ON_READ | MMC_CNTRL_COUNTER_RESET |
MMC_CNTRL_PRESET | MMC_CNTRL_FULL_HALF_PRESET;
- /* Do not manage MMC IRQ (FIXME) */
+ /* Mask MMC irq, counters are managed in SW and registers
+ * are cleared on each READ eventually. */
dwmac_mmc_intr_all_mask(priv->ioaddr);
- dwmac_mmc_ctrl(priv->ioaddr, mode);
- memset(&priv->mmc, 0, sizeof(struct stmmac_counters));
+
+ if (priv->dma_cap.rmon) {
+ dwmac_mmc_ctrl(priv->ioaddr, mode);
+ memset(&priv->mmc, 0, sizeof(struct stmmac_counters));
+ } else
+ pr_info(" No MAC Management Counters available");
}
static u32 stmmac_get_synopsys_id(struct stmmac_priv *priv)
@@ -1012,8 +1017,7 @@ static int stmmac_open(struct net_device *dev)
memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats));
priv->xstats.threshold = tc;
- if (priv->dma_cap.rmon)
- stmmac_mmc_setup(priv);
+ stmmac_mmc_setup(priv);
/* Start the ball rolling... */
DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name);