Esempi in C++ (Cpp) per xgene_enet_wr_indirect

Esempio n. 1

File: xgene_enet_xgmac.c Progetto: AK101111/linux

static void xgene_enet_wr_mac(struct xgene_enet_pdata *pdata,
			      u32 wr_addr, u32 wr_data)
{
	void __iomem *addr, *wr, *cmd, *cmd_done;

	addr = pdata->mcx_mac_addr + MAC_ADDR_REG_OFFSET;
	wr = pdata->mcx_mac_addr + MAC_WRITE_REG_OFFSET;
	cmd = pdata->mcx_mac_addr + MAC_COMMAND_REG_OFFSET;
	cmd_done = pdata->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET;

	if (!xgene_enet_wr_indirect(addr, wr, cmd, cmd_done, wr_addr, wr_data))
		netdev_err(pdata->ndev, "MCX mac write failed, addr: %04x\n",
			   wr_addr);
}

Esempio n. 2

File: xgene_enet_sgmac.c Progetto: 3null/linux

static void xgene_enet_wr_mac(struct xgene_enet_pdata *p,
			      u32 wr_addr, u32 wr_data)
{
	struct xgene_indirect_ctl ctl = {
		.addr = p->mcx_mac_addr + MAC_ADDR_REG_OFFSET,
		.ctl = p->mcx_mac_addr + MAC_WRITE_REG_OFFSET,
		.cmd = p->mcx_mac_addr + MAC_COMMAND_REG_OFFSET,
		.cmd_done = p->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET
	};

	if (!xgene_enet_wr_indirect(&ctl, wr_addr, wr_data))
		netdev_err(p->ndev, "mac write failed, addr: %04x\n", wr_addr);
}

static u32 xgene_enet_rd_csr(struct xgene_enet_pdata *p, u32 offset)
{
	return ioread32(p->eth_csr_addr + offset);
}

static u32 xgene_enet_rd_diag_csr(struct xgene_enet_pdata *p, u32 offset)
{
	return ioread32(p->eth_diag_csr_addr + offset);
}

static u32 xgene_enet_rd_indirect(struct xgene_indirect_ctl *ctl, u32 rd_addr)
{
	u32 rd_data;
	int i;

	iowrite32(rd_addr, ctl->addr);
	iowrite32(XGENE_ENET_RD_CMD, ctl->cmd);

	/* wait for read command to complete */
	for (i = 0; i < 10; i++) {
		if (ioread32(ctl->cmd_done)) {
			rd_data = ioread32(ctl->ctl);
			iowrite32(0, ctl->cmd);

			return rd_data;
		}
		udelay(1);
	}

	pr_err("%s: mac read failed, addr: %04x\n", __func__, rd_addr);

	return 0;
}