| Message ID | 20170321142802.24276-29-sr@denx.de |
|---|---|
| State | Accepted |
| Commit | 30edc374ea230d73a92d4dc250bfd0cf60ce81c9 |
| Delegated to: | Stefan Roese |
| Headers | show |
On Tue, Mar 21, 2017 at 9:27 AM, Stefan Roese <sr@denx.de> wrote: > This fixes problems noticed with the PPv2.2 A7k/8k port, when not all > elements of the descriptors had been cleared before use. > > Signed-off-by: Stefan Roese <sr@denx.de> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c index bacc9190e1..66e75e2af4 100644 --- a/drivers/net/mvpp2.c +++ b/drivers/net/mvpp2.c @@ -4426,6 +4426,9 @@ static int mvpp2_base_probe(struct udevice *dev) size += RX_BUFFER_SIZE; } + /* Clear the complete area so that all descriptors are cleared */ + memset(bd_space, 0, size); + /* Save base addresses for later use */ priv->base = (void *)dev_get_addr_index(dev, 0); if (IS_ERR(priv->base))
This fixes problems noticed with the PPv2.2 A7k/8k port, when not all elements of the descriptors had been cleared before use. Signed-off-by: Stefan Roese <sr@denx.de> --- drivers/net/mvpp2.c | 3 +++ 1 file changed, 3 insertions(+)