static irqreturn_t stmmac_msi_intr_rx(int irq, void *data);
static void stmmac_tx_timer_arm(struct stmmac_priv *priv, u32 queue);
static void stmmac_flush_tx_descriptors(struct stmmac_priv *priv, int queue);
+static void stmmac_set_dma_operation_mode(struct stmmac_priv *priv, u32 txmode,
+ u32 rxmode, u32 chan);
#ifdef CONFIG_DEBUG_FS
static const struct net_device_ops stmmac_netdev_ops;
return !!budget && work_done;
}
+static void stmmac_bump_dma_threshold(struct stmmac_priv *priv, u32 chan)
+{
+ if (unlikely(priv->xstats.threshold != SF_DMA_MODE) && tc <= 256) {
+ tc += 64;
+
+ if (priv->plat->force_thresh_dma_mode)
+ stmmac_set_dma_operation_mode(priv, tc, tc, chan);
+ else
+ stmmac_set_dma_operation_mode(priv, tc, SF_DMA_MODE,
+ chan);
+
+ priv->xstats.threshold = tc;
+ }
+}
+
/**
* stmmac_tx_clean - to manage the transmission completion
* @priv: driver private structure
/* ... verify the status error condition */
if (unlikely(status & tx_err)) {
priv->dev->stats.tx_errors++;
+ if (unlikely(status & tx_err_bump_tc))
+ stmmac_bump_dma_threshold(priv, queue);
} else {
priv->dev->stats.tx_packets++;
priv->xstats.tx_pkt_n++;
for (chan = 0; chan < tx_channel_count; chan++) {
if (unlikely(status[chan] & tx_hard_error_bump_tc)) {
/* Try to bump up the dma threshold on this failure */
- if (unlikely(priv->xstats.threshold != SF_DMA_MODE) &&
- (tc <= 256)) {
- tc += 64;
- if (priv->plat->force_thresh_dma_mode)
- stmmac_set_dma_operation_mode(priv,
- tc,
- tc,
- chan);
- else
- stmmac_set_dma_operation_mode(priv,
- tc,
- SF_DMA_MODE,
- chan);
- priv->xstats.threshold = tc;
- }
+ stmmac_bump_dma_threshold(priv, chan);
} else if (unlikely(status[chan] == tx_hard_error)) {
stmmac_tx_err(priv, chan);
}
if (unlikely(status & tx_hard_error_bump_tc)) {
/* Try to bump up the dma threshold on this failure */
- if (unlikely(priv->xstats.threshold != SF_DMA_MODE) &&
- tc <= 256) {
- tc += 64;
- if (priv->plat->force_thresh_dma_mode)
- stmmac_set_dma_operation_mode(priv,
- tc,
- tc,
- chan);
- else
- stmmac_set_dma_operation_mode(priv,
- tc,
- SF_DMA_MODE,
- chan);
- priv->xstats.threshold = tc;
- }
+ stmmac_bump_dma_threshold(priv, chan);
} else if (unlikely(status == tx_hard_error)) {
stmmac_tx_err(priv, chan);
}