add r8169 read mac form eeprom

hc

2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/drivers/tty/serial/pnx8xxx_uart.c
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@@ -10,10 +10,6 @@
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  * Copyright (C) 2000 Deep Blue Solutions Ltd.
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  */
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-#if defined(CONFIG_SERIAL_PNX8XXX_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
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-#define SUPPORT_SYSRQ
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-#endif
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-
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 #include <linux/module.h>
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 #include <linux/ioport.h>
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 #include <linux/init.h>
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@@ -220,9 +216,7 @@
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 			else if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE))
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 				flg = TTY_FRAME;
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-#ifdef SUPPORT_SYSRQ
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 			sport->port.sysrq = 0;
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-#endif
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 		}
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 		if (uart_handle_sysrq_char(&sport->port, ch))
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@@ -800,6 +794,7 @@
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 			if (pnx8xxx_ports[i].port.mapbase != res->start)
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 				continue;
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+			pnx8xxx_ports[i].port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_PNX8XXX_CONSOLE);
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 			pnx8xxx_ports[i].port.dev = &pdev->dev;
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 			uart_add_one_port(&pnx8xxx_reg, &pnx8xxx_ports[i].port);
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 			platform_set_drvdata(pdev, &pnx8xxx_ports[i]);