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Merge branch 'acpica'

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* acpica:
  ACPICA: Events: Always modify GPE registers under the GPE lock
  ACPICA: Save current masks of enabled GPEs after enable register writes
  ACPICA: Update version to 20141107.
  ACPICA: Disassembler: Emit correct string for 0 stop bits.
  ACPICA: Disassembler: Update for C-style expressions.
  ACPICA: Disassembler: Add support for C-style operators and expressions.
  ACPICA: acpiexec: Add option to specify an object initialization file.
  ACPICA: iASL: Add support for to_PLD macro.
tirimbino
Rafael J. Wysocki 10 years ago
parent a2d2696cf2 7dd8821956
commit 1b07db3178
10 changed files with 85 additions and 19 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 1
      drivers/acpi/acpica/acglobal.h
  2. 4
      drivers/acpi/acpica/aclocal.h
  3. 9
      drivers/acpi/acpica/evgpe.c
  4. 53
      drivers/acpi/acpica/hwgpe.c
  5. 2
      drivers/acpi/acpica/utresrc.c
  6. 4
      drivers/acpi/acpica/utxface.c
  7. 11
      drivers/acpi/acpica/utxfinit.c
  8. 14
      include/acpi/acbuffer.h
  9. 2
      include/acpi/acpixf.h
  10. 4
      include/acpi/actypes.h

1
drivers/acpi/acpica/acglobal.h
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@ -305,6 +305,7 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_db_output_flags, ACPI_DB_CONSOLE_OUTPUT);
ACPI_INIT_GLOBAL(u8, acpi_gbl_no_resource_disassembly, FALSE);
ACPI_INIT_GLOBAL(u8, acpi_gbl_ignore_noop_operator, FALSE);
ACPI_INIT_GLOBAL(u8, acpi_gbl_cstyle_disassembly, TRUE);
ACPI_GLOBAL(u8, acpi_gbl_db_opt_disasm);
ACPI_GLOBAL(u8, acpi_gbl_db_opt_verbose);

4
drivers/acpi/acpica/aclocal.h
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@ -454,6 +454,7 @@ struct acpi_gpe_register_info {
u16 base_gpe_number; /* Base GPE number for this register */
u8 enable_for_wake; /* GPEs to keep enabled when sleeping */
u8 enable_for_run; /* GPEs to keep enabled when running */
u8 enable_mask; /* Current mask of enabled GPEs */
};
/*
@ -722,6 +723,7 @@ union acpi_parse_value {
ACPI_DISASM_ONLY_MEMBERS (\
u8 disasm_flags; /* Used during AML disassembly */\
u8 disasm_opcode; /* Subtype used for disassembly */\
char *operator_symbol;/* Used for C-style operator name strings */\
char aml_op_name[16]) /* Op name (debug only) */
/* Flags for disasm_flags field above */
@ -827,6 +829,8 @@ struct acpi_parse_state {
#define ACPI_PARSEOP_EMPTY_TERMLIST 0x04
#define ACPI_PARSEOP_PREDEF_CHECKED 0x08
#define ACPI_PARSEOP_SPECIAL 0x10
#define ACPI_PARSEOP_COMPOUND 0x20
#define ACPI_PARSEOP_ASSIGNMENT 0x40
/*****************************************************************************
*

9
drivers/acpi/acpica/evgpe.c
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@ -134,7 +134,7 @@ acpi_status acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info)
/* Enable the requested GPE */
status = acpi_hw_low_set_gpe(gpe_event_info, ACPI_GPE_ENABLE);
status = acpi_hw_low_set_gpe(gpe_event_info, ACPI_GPE_ENABLE_SAVE);
return_ACPI_STATUS(status);
}
@ -213,7 +213,7 @@ acpi_ev_remove_gpe_reference(struct acpi_gpe_event_info *gpe_event_info)
if (ACPI_SUCCESS(status)) {
status =
acpi_hw_low_set_gpe(gpe_event_info,
ACPI_GPE_DISABLE);
ACPI_GPE_DISABLE_SAVE);
}
if (ACPI_FAILURE(status)) {
@ -616,8 +616,11 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
static void ACPI_SYSTEM_XFACE acpi_ev_asynch_enable_gpe(void *context)
{
struct acpi_gpe_event_info *gpe_event_info = context;
acpi_cpu_flags flags;
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
(void)acpi_ev_finish_gpe(gpe_event_info);
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
ACPI_FREE(gpe_event_info);
return;
@ -655,7 +658,7 @@ acpi_status acpi_ev_finish_gpe(struct acpi_gpe_event_info * gpe_event_info)
/*
* Enable this GPE, conditionally. This means that the GPE will
* only be physically enabled if the enable_for_run bit is set
* only be physically enabled if the enable_mask bit is set
* in the event_info.
*/
(void)acpi_hw_low_set_gpe(gpe_event_info, ACPI_GPE_CONDITIONAL_ENABLE);

53
drivers/acpi/acpica/hwgpe.c
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@ -115,12 +115,12 @@ acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action)
/* Set or clear just the bit that corresponds to this GPE */
register_bit = acpi_hw_get_gpe_register_bit(gpe_event_info);
switch (action) {
switch (action & ~ACPI_GPE_SAVE_MASK) {
case ACPI_GPE_CONDITIONAL_ENABLE:
/* Only enable if the enable_for_run bit is set */
/* Only enable if the corresponding enable_mask bit is set */
if (!(register_bit & gpe_register_info->enable_for_run)) {
if (!(register_bit & gpe_register_info->enable_mask)) {
return (AE_BAD_PARAMETER);
}
@ -145,6 +145,9 @@ acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action)
/* Write the updated enable mask */
status = acpi_hw_write(enable_mask, &gpe_register_info->enable_address);
if (ACPI_SUCCESS(status) && (action & ACPI_GPE_SAVE_MASK)) {
gpe_register_info->enable_mask = enable_mask;
}
return (status);
}
@ -260,6 +263,32 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
return (AE_OK);
}
/******************************************************************************
*
* FUNCTION: acpi_hw_gpe_enable_write
*
* PARAMETERS: enable_mask - Bit mask to write to the GPE register
* gpe_register_info - Gpe Register info
*
* RETURN: Status
*
* DESCRIPTION: Write the enable mask byte to the given GPE register.
*
******************************************************************************/
static acpi_status
acpi_hw_gpe_enable_write(u8 enable_mask,
struct acpi_gpe_register_info *gpe_register_info)
{
acpi_status status;
status = acpi_hw_write(enable_mask, &gpe_register_info->enable_address);
if (ACPI_SUCCESS(status)) {
gpe_register_info->enable_mask = enable_mask;
}
return (status);
}
/******************************************************************************
*
* FUNCTION: acpi_hw_disable_gpe_block
@ -287,8 +316,8 @@ acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
/* Disable all GPEs in this register */
status =
acpi_hw_write(0x00,
&gpe_block->register_info[i].enable_address);
acpi_hw_gpe_enable_write(0x00,
&gpe_block->register_info[i]);
if (ACPI_FAILURE(status)) {
return (status);
}
@ -355,21 +384,23 @@ acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
{
u32 i;
acpi_status status;
struct acpi_gpe_register_info *gpe_register_info;
/* NOTE: assumes that all GPEs are currently disabled */
/* Examine each GPE Register within the block */
for (i = 0; i < gpe_block->register_count; i++) {
if (!gpe_block->register_info[i].enable_for_run) {
gpe_register_info = &gpe_block->register_info[i];
if (!gpe_register_info->enable_for_run) {
continue;
}
/* Enable all "runtime" GPEs in this register */
status =
acpi_hw_write(gpe_block->register_info[i].enable_for_run,
&gpe_block->register_info[i].enable_address);
acpi_hw_gpe_enable_write(gpe_register_info->enable_for_run,
gpe_register_info);
if (ACPI_FAILURE(status)) {
return (status);
}
@ -399,10 +430,12 @@ acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
{
u32 i;
acpi_status status;
struct acpi_gpe_register_info *gpe_register_info;
/* Examine each GPE Register within the block */
for (i = 0; i < gpe_block->register_count; i++) {
gpe_register_info = &gpe_block->register_info[i];
/*
* Enable all "wake" GPEs in this register and disable the
@ -410,8 +443,8 @@ acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
*/
status =
acpi_hw_write(gpe_block->register_info[i].enable_for_wake,
&gpe_block->register_info[i].enable_address);
acpi_hw_gpe_enable_write(gpe_register_info->enable_for_wake,
gpe_register_info);
if (ACPI_FAILURE(status)) {
return (status);
}

2
drivers/acpi/acpica/utresrc.c
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@ -263,7 +263,7 @@ const char *acpi_gbl_bpb_decode[] = {
/* UART serial bus stop bits */
const char *acpi_gbl_sb_decode[] = {
"StopBitsNone",
"StopBitsZero",
"StopBitsOne",
"StopBitsOnePlusHalf",
"StopBitsTwo"

4
drivers/acpi/acpica/utxface.c
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@ -531,7 +531,9 @@ acpi_decode_pld_buffer(u8 *in_buffer,
ACPI_MOVE_32_TO_32(&dword, &buffer[0]);
pld_info->revision = ACPI_PLD_GET_REVISION(&dword);
pld_info->ignore_color = ACPI_PLD_GET_IGNORE_COLOR(&dword);
pld_info->color = ACPI_PLD_GET_COLOR(&dword);
pld_info->red = ACPI_PLD_GET_RED(&dword);
pld_info->green = ACPI_PLD_GET_GREEN(&dword);
pld_info->blue = ACPI_PLD_GET_BLUE(&dword);
/* Second 32-bit DWord */

11
drivers/acpi/acpica/utxfinit.c
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@ -53,6 +53,9 @@
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utxfinit")
/* For acpi_exec only */
void ae_do_object_overrides(void);
/*******************************************************************************
*
* FUNCTION: acpi_initialize_subsystem
@ -65,6 +68,7 @@ ACPI_MODULE_NAME("utxfinit")
* called, so any early initialization belongs here.
*
******************************************************************************/
acpi_status __init acpi_initialize_subsystem(void)
{
acpi_status status;
@ -275,6 +279,13 @@ acpi_status __init acpi_initialize_objects(u32 flags)
return_ACPI_STATUS(status);
}
}
#ifdef ACPI_EXEC_APP
/*
* This call implements the "initialization file" option for acpi_exec.
* This is the precise point that we want to perform the overrides.
*/
ae_do_object_overrides();
#endif
/*
* Execute any module-level code that was detected during the table load

14
include/acpi/acbuffer.h
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@ -111,7 +111,9 @@ struct acpi_gtm_info {
struct acpi_pld_info {
u8 revision;
u8 ignore_color;
u32 color;
u8 red;
u8 green;
u8 blue;
u16 width;
u16 height;
u8 user_visible;
@ -155,8 +157,14 @@ struct acpi_pld_info {
#define ACPI_PLD_GET_IGNORE_COLOR(dword) ACPI_GET_BITS (dword, 7, ACPI_1BIT_MASK)
#define ACPI_PLD_SET_IGNORE_COLOR(dword,value) ACPI_SET_BITS (dword, 7, ACPI_1BIT_MASK, value) /* Offset 7, Len 1 */
#define ACPI_PLD_GET_COLOR(dword) ACPI_GET_BITS (dword, 8, ACPI_24BIT_MASK)
#define ACPI_PLD_SET_COLOR(dword,value) ACPI_SET_BITS (dword, 8, ACPI_24BIT_MASK, value) /* Offset 8, Len 24 */
#define ACPI_PLD_GET_RED(dword) ACPI_GET_BITS (dword, 8, ACPI_8BIT_MASK)
#define ACPI_PLD_SET_RED(dword,value) ACPI_SET_BITS (dword, 8, ACPI_8BIT_MASK, value) /* Offset 8, Len 8 */
#define ACPI_PLD_GET_GREEN(dword) ACPI_GET_BITS (dword, 16, ACPI_8BIT_MASK)
#define ACPI_PLD_SET_GREEN(dword,value) ACPI_SET_BITS (dword, 16, ACPI_8BIT_MASK, value) /* Offset 16, Len 8 */
#define ACPI_PLD_GET_BLUE(dword) ACPI_GET_BITS (dword, 24, ACPI_8BIT_MASK)
#define ACPI_PLD_SET_BLUE(dword,value) ACPI_SET_BITS (dword, 24, ACPI_8BIT_MASK, value) /* Offset 24, Len 8 */
/* Second 32-bit dword, bits 33:63 */

2
include/acpi/acpixf.h
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@ -46,7 +46,7 @@
/* Current ACPICA subsystem version in YYYYMMDD format */
#define ACPI_CA_VERSION 0x20140926
#define ACPI_CA_VERSION 0x20141107
#include <acpi/acconfig.h>
#include <acpi/actypes.h>

4
include/acpi/actypes.h
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@ -736,6 +736,10 @@ typedef u32 acpi_event_status;
#define ACPI_GPE_ENABLE 0
#define ACPI_GPE_DISABLE 1
#define ACPI_GPE_CONDITIONAL_ENABLE 2
#define ACPI_GPE_SAVE_MASK 4
#define ACPI_GPE_ENABLE_SAVE (ACPI_GPE_ENABLE | ACPI_GPE_SAVE_MASK)
#define ACPI_GPE_DISABLE_SAVE (ACPI_GPE_DISABLE | ACPI_GPE_SAVE_MASK)
/*
* GPE info flags - Per GPE

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