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

From: Grygorii Strashko
Date: Mon Jun 05 2017 - 19:23:58 EST


CPSW driver does not handle this interrupt, so there are no reasons to enable
it in hardware.

Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
---
drivers/net/ethernet/ti/davinci_cpdma.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c
index 7ecc6b7..e4d6edf 100644
--- a/drivers/net/ethernet/ti/davinci_cpdma.c
+++ b/drivers/net/ethernet/ti/davinci_cpdma.c
@@ -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);
--
2.10.1