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ACPICA: delete check for AML access to port 0x81-83
author
Len Brown
<len.brown@intel.com>
Tue, 7 Apr 2009 21:33:58 +0000
(17:33 -0400)
committer
Len Brown
<len.brown@intel.com>
Tue, 7 Apr 2009 21:33:58 +0000
(17:33 -0400)
Sony laptops apparently write 4-bytes (rather than 1 byte)
to debug port 0x80, which spews error messages:
Denied AML access to port 0x00000080/4 (DMA1 0x0081-0x0083) [
20090320
]
http://bugzilla.kernel.org/show_bug.cgi?id=13036
Signed-off-by: Len Brown <len.brown@intel.com>
drivers/acpi/acpica/hwvalid.c
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diff --git
a/drivers/acpi/acpica/hwvalid.c
b/drivers/acpi/acpica/hwvalid.c
index
bd3c937
..
7737afb
100644
(file)
--- a/
drivers/acpi/acpica/hwvalid.c
+++ b/
drivers/acpi/acpica/hwvalid.c
@@
-90,7
+90,6
@@
static const struct acpi_port_info acpi_protected_ports[] = {
{"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP},
{"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP},
{"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP},
- {"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP},
{"DMA1L", 0x0087, 0x0087, ACPI_OSI_WIN_XP},
{"DMA2", 0x0089, 0x008B, ACPI_OSI_WIN_XP},
{"DMA2L", 0x008F, 0x008F, ACPI_OSI_WIN_XP},