[PATCH] ACPI / tables: Add IORT to injectable table list

From: Yang Shunyong
Date: Tue Jan 23 2018 - 03:07:41 EST


This patch adds ACPI_SIG_PPTT to the table, which enables IORT from
initrd to override which from firmware.

Signed-off-by: Yang Shunyong <shunyong.yang@xxxxxxxxxxxxxxxx>
Cc: yutang2.jiang@xxxxxxxxxxxxxxxx
Cc: yu.zheng@xxxxxxxxxxxxxxxx
---
drivers/acpi/tables.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index 80ce2a7d224b..7bcb66ccccf3 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -456,7 +456,8 @@ static u8 __init acpi_table_checksum(u8 *buffer, u32 length)
ACPI_SIG_SLIC, ACPI_SIG_SPCR, ACPI_SIG_SPMI, ACPI_SIG_TCPA,
ACPI_SIG_UEFI, ACPI_SIG_WAET, ACPI_SIG_WDAT, ACPI_SIG_WDDT,
ACPI_SIG_WDRT, ACPI_SIG_DSDT, ACPI_SIG_FADT, ACPI_SIG_PSDT,
- ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT, NULL };
+ ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT, ACPI_SIG_IORT,
+ NULL };

#define ACPI_HEADER_SIZE sizeof(struct acpi_table_header)

--
1.8.3.1