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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.
This commit is contained in:
Rafael J. Wysocki 2014-12-08 19:52:08 +01:00
commit 1b07db3178
10 changed files with 85 additions and 19 deletions
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1
drivers/acpi/acpica/acglobal.h
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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
View file

@ -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