Message ID | 1319694189-25223-1-git-send-email-peppe.cavallaro@st.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
All 3 patches applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index aeaa15b..fcdd5a2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -812,9 +812,10 @@ static u32 stmmac_get_synopsys_id(struct stmmac_priv *priv) */ static int stmmac_get_hw_features(struct stmmac_priv *priv) { - u32 hw_cap = priv->hw->dma->get_hw_feature(priv->ioaddr); + u32 hw_cap = 0; + if (priv->hw->dma->get_hw_feature) { + hw_cap = priv->hw->dma->get_hw_feature(priv->ioaddr); - if (likely(hw_cap)) { priv->dma_cap.mbps_10_100 = (hw_cap & DMA_HW_FEAT_MIISEL); priv->dma_cap.mbps_1000 = (hw_cap & DMA_HW_FEAT_GMIISEL) >> 1; priv->dma_cap.half_duplex = (hw_cap & DMA_HW_FEAT_HDSEL) >> 2;
The patch fixes a bug while checking the HW cap reg on old MAC10/100 where this feature is not available. Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)