static int xgene_enet_ecc_init(struct xgene_enet_pdata *pdata)
{
struct net_device *ndev = pdata->ndev;
u32 data;
u8 wait = 10;
xgene_enet_wr_diag_csr(pdata, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0x0);
do {
usleep_range(100, 110);
xgene_enet_rd_diag_csr(pdata, ENET_BLOCK_MEM_RDY_ADDR, &data);
} while ((data != 0xffffffff) && wait--);
if (data != 0xffffffff) {
netdev_err(ndev, "Failed to release memory from shutdown\n");
return -ENODEV;
}
return 0;
}
static u32 xgene_enet_rd_mac(struct xgene_enet_pdata *p, u32 rd_addr)
{
struct xgene_indirect_ctl ctl = {
.addr = p->mcx_mac_addr + MAC_ADDR_REG_OFFSET,
.ctl = p->mcx_mac_addr + MAC_READ_REG_OFFSET,
.cmd = p->mcx_mac_addr + MAC_COMMAND_REG_OFFSET,
.cmd_done = p->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET
};
return xgene_enet_rd_indirect(&ctl, rd_addr);
}
static int xgene_enet_ecc_init(struct xgene_enet_pdata *p)
{
struct net_device *ndev = p->ndev;
u32 data;
int i;
xgene_enet_wr_diag_csr(p, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0);
for (i = 0; i < 10 && data != ~0U ; i++) {
usleep_range(100, 110);
data = xgene_enet_rd_diag_csr(p, ENET_BLOCK_MEM_RDY_ADDR);
}
if (data != ~0U) {
netdev_err(ndev, "Failed to release memory from shutdown\n");
return -ENODEV;
}
return 0;
}
static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *p)
{
u32 val = 0xffffffff;
xgene_enet_wr_ring_if(p, ENET_CFGSSQMIWQASSOC_ADDR, val);
xgene_enet_wr_ring_if(p, ENET_CFGSSQMIFPQASSOC_ADDR, val);
}
