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eth: mcux: Add support for Distributed Switch Architecture devices

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This patch adds support for DSA devices - like ksz8794 switch to the
mcux Kinetics driver.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
This commit is contained in:
Lukasz Majewski 2020-04-13 11:58:32 +02:00 • committed by Jukka Rissanen
commit 6b440a1a13
1 changed files with 20 additions and 1 deletions
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21
drivers/ethernet/eth_mcux.c
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@ -36,6 +36,10 @@ LOG_MODULE_REGISTER(LOG_MODULE_NAME);
#include <net/gptp.h>
#endif
#if IS_ENABLED(CONFIG_NET_DSA)
#include <net/dsa.h>
#endif
#include "fsl_enet.h"
#include "fsl_phy.h"
#if defined(CONFIG_NET_POWER_MANAGEMENT)
@ -706,6 +710,7 @@ static void eth_rx(struct eth_context *context)
{
uint16_t vlan_tag = NET_VLAN_TAG_UNSPEC;
uint32_t frame_length = 0U;
struct net_if *iface;
struct net_pkt *pkt;
status_t status;
unsigned int imask;
@ -807,7 +812,11 @@ static void eth_rx(struct eth_context *context)
irq_unlock(imask);
if (net_recv_data(get_iface(context, vlan_tag), pkt) < 0) {
iface = get_iface(context, vlan_tag);
#if IS_ENABLED(CONFIG_NET_DSA)
iface = dsa_net_recv(iface, &pkt);
#endif
if (net_recv_data(iface, pkt) < 0) {
net_pkt_unref(pkt);
goto error;
}
@ -1058,6 +1067,9 @@ static void eth_iface_init(struct net_if *iface)
context->iface = iface;
}
#if IS_ENABLED(CONFIG_NET_DSA)
dsa_register_master_tx(iface, &eth_tx);
#endif
ethernet_init(iface);
net_if_flag_set(iface, NET_IF_NO_AUTO_START);
@ -1072,6 +1084,9 @@ static enum ethernet_hw_caps eth_mcux_get_capabilities(const struct device *dev)
#if defined(CONFIG_PTP_CLOCK_MCUX)
ETHERNET_PTP |
#endif
#if IS_ENABLED(CONFIG_NET_DSA)
ETHERNET_DSA_MASTER_PORT |
#endif
#if defined(CONFIG_ETH_MCUX_HW_ACCELERATION)
ETHERNET_HW_TX_CHKSUM_OFFLOAD |
ETHERNET_HW_RX_CHKSUM_OFFLOAD |
@ -1124,7 +1139,11 @@ static const struct ethernet_api api_funcs = {
#endif
.get_capabilities = eth_mcux_get_capabilities,
.set_config = eth_mcux_set_config,
#if IS_ENABLED(CONFIG_NET_DSA)
.send = dsa_tx,
#else
.send = eth_tx,
#endif
};
#if defined(CONFIG_PTP_CLOCK_MCUX)