diff options
| author | Marek Vasut <[email protected]> | 2020-03-23 02:09:01 +0100 |
|---|---|---|
| committer | marex <[email protected]> | 2020-05-01 12:35:21 +0200 |
| commit | dd90c2e1ea0a7abdfa501e604523c23d6f77ffdd (patch) | |
| tree | 305d239beaf6b0afda4583e1b034c43a71fce593 /drivers/net | |
| parent | 83858d87954627af7a576ccc7c93034b055faa7b (diff) | |
net: dwc_eth_qos: Flush the RX descriptors on init
Currently the code only flushes the first RX descriptor, not every entry
in the RX descriptor ring. Fix this, to make sure the DMA engine can pick
the RX descriptors correctly.
Reviewed-by: Patrick Delaunay <[email protected]>
Signed-off-by: Marek Vasut <[email protected]>
Cc: Joe Hershberger <[email protected]>
Cc: Patrice Chotard <[email protected]>
Cc: Patrick Delaunay <[email protected]>
Cc: Ramon Fried <[email protected]>
Cc: Stephen Warren <[email protected]>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/dwc_eth_qos.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index e2fb690a1c2..e33f3045fea 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -1289,8 +1289,8 @@ static int eqos_start(struct udevice *dev) rx_desc->des0 = (u32)(ulong)(eqos->rx_dma_buf + (i * EQOS_MAX_PACKET_SIZE)); rx_desc->des3 = EQOS_DESC3_OWN | EQOS_DESC3_BUF1V; + eqos->config->ops->eqos_flush_desc(rx_desc); } - eqos->config->ops->eqos_flush_desc(eqos->descs); writel(0, &eqos->dma_regs->ch0_txdesc_list_haddress); writel((ulong)eqos->tx_descs, &eqos->dma_regs->ch0_txdesc_list_address); |