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path: root/drivers/acpi/hardware/hwgpe.c
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Diffstat (limited to 'drivers/acpi/hardware/hwgpe.c')
-rw-r--r--drivers/acpi/hardware/hwgpe.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/acpi/hardware/hwgpe.c b/drivers/acpi/hardware/hwgpe.c
index 608a3a60ee11..117a05cadaaa 100644
--- a/drivers/acpi/hardware/hwgpe.c
+++ b/drivers/acpi/hardware/hwgpe.c
@@ -6,7 +6,7 @@
6 *****************************************************************************/ 6 *****************************************************************************/
7 7
8/* 8/*
9 * Copyright (C) 2000 - 2006, R. Byron Moore 9 * Copyright (C) 2000 - 2007, R. Byron Moore
10 * All rights reserved. 10 * All rights reserved.
11 * 11 *
12 * Redistribution and use in source and binary forms, with or without 12 * Redistribution and use in source and binary forms, with or without
@@ -105,14 +105,20 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info)
105acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info) 105acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info)
106{ 106{
107 acpi_status status; 107 acpi_status status;
108 u8 register_bit;
108 109
109 ACPI_FUNCTION_ENTRY(); 110 ACPI_FUNCTION_ENTRY();
110 111
112 register_bit = (u8)
113 (1 <<
114 (gpe_event_info->gpe_number -
115 gpe_event_info->register_info->base_gpe_number));
116
111 /* 117 /*
112 * Write a one to the appropriate bit in the status register to 118 * Write a one to the appropriate bit in the status register to
113 * clear this GPE. 119 * clear this GPE.
114 */ 120 */
115 status = acpi_hw_low_level_write(8, gpe_event_info->register_bit, 121 status = acpi_hw_low_level_write(8, register_bit,
116 &gpe_event_info->register_info-> 122 &gpe_event_info->register_info->
117 status_address); 123 status_address);
118 124
@@ -155,7 +161,10 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
155 161
156 /* Get the register bitmask for this GPE */ 162 /* Get the register bitmask for this GPE */
157 163
158 register_bit = gpe_event_info->register_bit; 164 register_bit = (u8)
165 (1 <<
166 (gpe_event_info->gpe_number -
167 gpe_event_info->register_info->base_gpe_number));
159 168
160 /* GPE currently enabled? (enabled for runtime?) */ 169 /* GPE currently enabled? (enabled for runtime?) */
161 170