Commit ff4b325f authored by Jean-Christophe Dubois's avatar Jean-Christophe Dubois Committed by Jason Wang
Browse files

i.MX: reset TX/RX descriptors when FEC is disabled. 



According to the FEC chapter of i.MX25 reference manual

RX adn TX descriptors are reseted when the FEC device is disabled through ECR.

Signed-off-by: default avatarJean-Christophe Dubois <jcd@tribudubois.net>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
parent ccdb81d3

hw/net/imx_fec.c

+2 −0
Original line number Diff line number Diff line
@@ -454,6 +454,8 @@ static void imx_fec_write(void *opaque, hwaddr addr, 
        }

        if ((s->ecr & FEC_EN) == 0) {

            s->rx_enabled = 0;

            s->rx_descriptor = s->erdsr;

            s->tx_descriptor = s->etdsr;

        }

        break;

    case 0x040: /* MMFR */