net: ethernet: ti: cpdma: do not enable host error misc irq

grygoriyS · davem330 · commit 6d307f6b099c · 2017-06-10T22:10:13.000-04:00
CPSW driver does not handle this interrupt, so there are no reasons to enable
it in hardware.

Signed-off-by: Grygorii Strashko &lt;grygorii.strashko@ti.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c
@@ -645,17 +645,14 @@ EXPORT_SYMBOL_GPL(cpdma_ctlr_destroy);
 int cpdma_ctlr_int_ctrl(struct cpdma_ctlr *ctlr, bool enable)
 {
 	unsigned long flags;
-	int i, reg;
+	int i;
 
 	spin_lock_irqsave(&ctlr->lock, flags);
 	if (ctlr->state != CPDMA_STATE_ACTIVE) {
 		spin_unlock_irqrestore(&ctlr->lock, flags);
 		return -EINVAL;
 	}
 
-	reg = enable ? CPDMA_DMAINTMASKSET : CPDMA_DMAINTMASKCLEAR;
-	dma_reg_write(ctlr, reg, CPDMA_DMAINT_HOSTERR);
-
 	for (i = 0; i < ARRAY_SIZE(ctlr->channels); i++) {
 		if (ctlr->channels[i])
 			cpdma_chan_int_ctrl(ctlr->channels[i], enable);
