net: ethernet: ti: cpdma: do not enable host error misc irq
authorGrygorii Strashko <grygorii.strashko@ti.com>
Thu, 8 Jun 2017 18:51:52 +0000 (13:51 -0500)
committerDavid S. Miller <davem@davemloft.net>
Sun, 11 Jun 2017 02:10:13 +0000 (22:10 -0400)
CPSW driver does not handle this interrupt, so there are no reasons to enable
it in hardware.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ti/davinci_cpdma.c

index 7ecc6b70e7e898a5b0bd052cf60423d942905131..e4d6edf387b34571242b720306602528ddf94fe3 100644 (file)
@@ -645,7 +645,7 @@ 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) {
@@ -653,9 +653,6 @@ int cpdma_ctlr_int_ctrl(struct cpdma_ctlr *ctlr, bool enable)
                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);