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[Qemu-devel] [PATCH v5 06/10] i.MX: reset TX/RX descriptors when FEC is
From: |
Jean-Christophe Dubois |
Subject: |
[Qemu-devel] [PATCH v5 06/10] i.MX: reset TX/RX descriptors when FEC is disabled. |
Date: |
Sat, 21 May 2016 10:01:31 +0200 |
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: Jean-Christophe Dubois <address@hidden>
---
Changes since v1:
* Not present on v1
Changes since v2:
* Not present on v2
Changes since v3:
* Not present on v3
Changes since v4:
* Not present on v4
hw/net/imx_fec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/net/imx_fec.c b/hw/net/imx_fec.c
index 87e3c87..63fe20f 100644
--- a/hw/net/imx_fec.c
+++ b/hw/net/imx_fec.c
@@ -453,6 +453,8 @@ 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 */
--
2.7.4
- [Qemu-devel] [PATCH v5 00/10] Add Ethernet device for i.MX6 SOC, Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 01/10] net: improve UDP/TCP checksum computation., Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 04/10] i.MX: Fix FEC code for MDIO address selection, Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 02/10] net: handle optional VLAN header in checksum computation., Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 03/10] i.MX: Fix FEC code for MDIO operation selection, Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 05/10] i.MX: Fix FEC code for ECR register reset value., Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 07/10] i.MX: Rename i.MX FEC defines to ENET_XXX, Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 06/10] i.MX: reset TX/RX descriptors when FEC is disabled.,
Jean-Christophe Dubois <=
- [Qemu-devel] [PATCH v5 08/10] i.MX: move FEC device to a register array structure., Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 09/10] Add ENET/Gbps Ethernet support to FEC device, Jean-Christophe Dubois, 2016/05/21
- [Qemu-devel] [PATCH v5 10/10] Add ENET device to i.MX6 SOC., Jean-Christophe Dubois, 2016/05/21
- Re: [Qemu-devel] [PATCH v5 00/10] Add Ethernet device for i.MX6 SOC, Jason Wang, 2016/05/29