add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/drivers/net/ethernet/freescale/fman/fman_tgec.c
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@@ -273,10 +273,6 @@
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 		pr_err("10G MAC driver only support 10G speed\n");
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 		return -EINVAL;
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 	}
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-	if (tgec->addr == 0) {
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-		pr_err("Ethernet 10G MAC Must have valid MAC Address\n");
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-		return -EINVAL;
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-	}
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 	if (!tgec->exception_cb) {
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 		pr_err("uninitialized exception_cb\n");
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 		return -EINVAL;
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@@ -706,8 +702,10 @@
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 	cfg = tgec->cfg;
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-	MAKE_ENET_ADDR_FROM_UINT64(tgec->addr, eth_addr);
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-	set_mac_address(tgec->regs, (u8 *)eth_addr);
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+	if (tgec->addr) {
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+		MAKE_ENET_ADDR_FROM_UINT64(tgec->addr, eth_addr);
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+		set_mac_address(tgec->regs, (u8 *)eth_addr);
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+	}
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 	/* interrupts */
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 	/* FM_10G_REM_N_LCL_FLT_EX_10GMAC_ERRATA_SW005 Errata workaround */