ibft: Fix finding IBFT ACPI table on UEFI

[pandora-kernel.git] / drivers / firmware / iscsi_ibft_find.c

diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c
index bfe7232..4da4eb9 100644 (file)
--- a/drivers/firmware/iscsi_ibft_find.c
+++ b/drivers/firmware/iscsi_ibft_find.c
@@ -45,13 +45,6 @@ EXPORT_SYMBOL_GPL(ibft_addr);
 static const struct {
        char *sign;
 } ibft_signs[] = {
-#ifdef CONFIG_ACPI
-       /*
-        * One spec says "IBFT", the other says "iBFT". We have to check
-        * for both.
-        */
-       { ACPI_SIG_IBFT },
-#endif
        { "iBFT" },
        { "BIFT" },     /* Broadcom iSCSI Offload */
 };
@@ -62,14 +55,6 @@ static const struct {
 #define VGA_MEM 0xA0000 /* VGA buffer */
 #define VGA_SIZE 0x20000 /* 128kB */
 
-#ifdef CONFIG_ACPI
-static int __init acpi_find_ibft(struct acpi_table_header *header)
-{
-       ibft_addr = (struct acpi_table_ibft *)header;
-       return 0;
-}
-#endif /* CONFIG_ACPI */
-
 static int __init find_ibft_in_mem(void)
 {
        unsigned long pos;
@@ -94,6 +79,7 @@ static int __init find_ibft_in_mem(void)
                                 * the table cannot be valid. */
                                if (pos + len <= (IBFT_END-1)) {
                                        ibft_addr = (struct acpi_table_ibft *)virt;
+                                       pr_info("iBFT found at 0x%lx.\n", pos);
                                        goto done;
                                }
                        }
@@ -108,20 +94,12 @@ done:
  */
 unsigned long __init find_ibft_region(unsigned long *sizep)
 {
-#ifdef CONFIG_ACPI
-       int i;
-#endif
        ibft_addr = NULL;
 
-#ifdef CONFIG_ACPI
-       for (i = 0; i < ARRAY_SIZE(ibft_signs) && !ibft_addr; i++)
-               acpi_table_parse(ibft_signs[i].sign, acpi_find_ibft);
-#endif /* CONFIG_ACPI */
-
        /* iBFT 1.03 section 1.4.3.1 mandates that UEFI machines will
         * only use ACPI for this */
 
-       if (!ibft_addr && !efi_enabled)
+       if (!efi_enabled)
                find_ibft_in_mem();
 
        if (ibft_addr) {