add r8169 read mac form eeprom

hc

2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/drivers/tty/serial/sunsu.c
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@@ -44,10 +44,6 @@
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 #include <asm/prom.h>
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 #include <asm/setup.h>
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-#if defined(CONFIG_SERIAL_SUNSU_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/serial_core.h>
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 #include <linux/sunserialcore.h>
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@@ -518,7 +514,7 @@
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 			switch (ret) {
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 			case 2:
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 				sunsu_change_mouse_baud(up);
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-				/* fallthru */
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+				fallthrough;
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 			case 1:
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 				break;
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@@ -1475,6 +1471,7 @@
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 	up->port.type = PORT_UNKNOWN;
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 	up->port.uartclk = (SU_BASE_BAUD * 16);
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+	up->port.has_sysrq = IS_ENABLED(CONFIG_SERIAL_SUNSU_CONSOLE);
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 	err = 0;
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 	if (up->su_type == SU_PORT_KBD || up->su_type == SU_PORT_MS) {
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@@ -1503,8 +1500,8 @@
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 	up->port.ops = &sunsu_pops;
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 	ignore_line = false;
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-	if (!strcmp(dp->name, "rsc-console") ||
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-	    !strcmp(dp->name, "lom-console"))
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+	if (of_node_name_eq(dp, "rsc-console") ||
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+	    of_node_name_eq(dp, "lom-console"))
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 		ignore_line = true;
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 	sunserial_console_match(SUNSU_CONSOLE(), dp,