diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/designware.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index 4fa26abc1b..01abcc21d2 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -389,15 +389,17 @@ static int _dw_eth_send(struct dw_eth_dev *priv, void *packet, int length) #if defined(CONFIG_DW_ALTDESCRIPTOR) desc_p->txrx_status |= DESC_TXSTS_TXFIRST | DESC_TXSTS_TXLAST; - desc_p->dmamac_cntl |= (length << DESC_TXCTRL_SIZE1SHFT) & - DESC_TXCTRL_SIZE1MASK; + desc_p->dmamac_cntl = (desc_p->dmamac_cntl & ~DESC_TXCTRL_SIZE1MASK) | + ((length << DESC_TXCTRL_SIZE1SHFT) & + DESC_TXCTRL_SIZE1MASK); desc_p->txrx_status &= ~(DESC_TXSTS_MSK); desc_p->txrx_status |= DESC_TXSTS_OWNBYDMA; #else - desc_p->dmamac_cntl |= ((length << DESC_TXCTRL_SIZE1SHFT) & - DESC_TXCTRL_SIZE1MASK) | DESC_TXCTRL_TXLAST | - DESC_TXCTRL_TXFIRST; + desc_p->dmamac_cntl = (desc_p->dmamac_cntl & ~DESC_TXCTRL_SIZE1MASK) | + ((length << DESC_TXCTRL_SIZE1SHFT) & + DESC_TXCTRL_SIZE1MASK) | DESC_TXCTRL_TXLAST | + DESC_TXCTRL_TXFIRST; desc_p->txrx_status = DESC_TXSTS_OWNBYDMA; #endif |