From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/acpi/acpica/hwvalid.c | 32 +++++++++++++++++++++++++++++++-
1 files changed, 31 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/acpi/acpica/hwvalid.c b/kernel/drivers/acpi/acpica/hwvalid.c
index 24f9b61..b2ca7df 100644
--- a/kernel/drivers/acpi/acpica/hwvalid.c
+++ b/kernel/drivers/acpi/acpica/hwvalid.c
@@ -3,7 +3,7 @@
*
* Module Name: hwvalid - I/O request validation
*
- * Copyright (C) 2000 - 2018, Intel Corp.
+ * Copyright (C) 2000 - 2020, Intel Corp.
*
*****************************************************************************/
@@ -292,3 +292,33 @@
return (AE_OK);
}
+
+/******************************************************************************
+ *
+ * FUNCTION: acpi_hw_validate_io_block
+ *
+ * PARAMETERS: Address Address of I/O port/register blobk
+ * bit_width Number of bits (8,16,32) in each register
+ * count Number of registers in the block
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Validates a block of I/O ports/registers.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_validate_io_block(u64 address, u32 bit_width, u32 count)
+{
+ acpi_status status;
+
+ while (count--) {
+ status = acpi_hw_validate_io_request((acpi_io_address)address,
+ bit_width);
+ if (ACPI_FAILURE(status))
+ return_ACPI_STATUS(status);
+
+ address += ACPI_DIV_8(bit_width);
+ }
+
+ return_ACPI_STATUS(AE_OK);
+}
--
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