修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/ia64/kernel/esi.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Extensible SAL Interface (ESI) support routines.
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  *
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@@ -17,10 +18,6 @@
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 MODULE_LICENSE("GPL");
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 #define MODULE_NAME	"esi"
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-
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-#define ESI_TABLE_GUID					\
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-    EFI_GUID(0x43EA58DC, 0xCF28, 0x4b06, 0xB3,		\
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-	     0x91, 0xB7, 0x50, 0x59, 0x34, 0x2B, 0xD4)
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 enum esi_systab_entry_type {
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 	ESI_DESC_ENTRY_POINT = 0
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@@ -47,27 +44,18 @@
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 static struct ia64_sal_systab *esi_systab;
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+extern unsigned long esi_phys;
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+
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 static int __init esi_init (void)
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 {
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-	efi_config_table_t *config_tables;
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 	struct ia64_sal_systab *systab;
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-	unsigned long esi = 0;
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 	char *p;
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 	int i;
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-	config_tables = __va(efi.systab->tables);
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-
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-	for (i = 0; i < (int) efi.systab->nr_tables; ++i) {
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-		if (efi_guidcmp(config_tables[i].guid, ESI_TABLE_GUID) == 0) {
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-			esi = config_tables[i].table;
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-			break;
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-		}
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-	}
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-
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-	if (!esi)
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+	if (esi_phys == EFI_INVALID_TABLE_ADDR)
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 		return -ENODEV;
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-	systab = __va(esi);
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+	systab = __va(esi_phys);
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 	if (strncmp(systab->signature, "ESIT", 4) != 0) {
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 		printk(KERN_ERR "bad signature in ESI system table!");