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Commit 1c29f6a0 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
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Merge back 'acpi-processor' material for v5.13.

parents 8cdddd18 2c25fabd
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Showing with 116 additions and 133 deletions
Documentation/firmware-guide/acpi/debug.rst
View file @ 1c29f6a0
......@@ -58,7 +58,6 @@ shows the supported mask values, currently these::
ACPI_CONTAINER_COMPONENT 0x01000000
ACPI_SYSTEM_COMPONENT 0x02000000
ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
ACPI_PROCESSOR_COMPONENT 0x20000000
debug_level
===========
......
drivers/acpi/acpi_processor.c
View file @ 1c29f6a0
......@@ -22,10 +22,6 @@
#include "internal.h"
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor");
DEFINE_PER_CPU(struct acpi_processor *, processors);
EXPORT_PER_CPU_SYMBOL(processors);
......@@ -51,19 +47,19 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev)
switch (dev->revision) {
case 0:
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found PIIX4 A-step\n"));
dev_dbg(&dev->dev, "Found PIIX4 A-step\n");
break;
case 1:
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found PIIX4 B-step\n"));
dev_dbg(&dev->dev, "Found PIIX4 B-step\n");
break;
case 2:
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found PIIX4E\n"));
dev_dbg(&dev->dev, "Found PIIX4E\n");
break;
case 3:
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found PIIX4M\n"));
dev_dbg(&dev->dev, "Found PIIX4M\n");
break;
default:
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found unknown PIIX4\n"));
dev_dbg(&dev->dev, "Found unknown PIIX4\n");
break;
}
......@@ -129,11 +125,9 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev)
}
if (errata.piix4.bmisx)
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Bus master activity detection (BM-IDE) erratum enabled\n"));
dev_dbg(&dev->dev, "Bus master activity detection (BM-IDE) erratum enabled\n");
if (errata.piix4.fdma)
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Type-F DMA livelock erratum (C3 disabled)\n"));
dev_dbg(&dev->dev, "Type-F DMA livelock erratum (C3 disabled)\n");
return 0;
}
......@@ -244,11 +238,9 @@ static int acpi_processor_get_info(struct acpi_device *device)
*/
if (acpi_gbl_FADT.pm2_control_block && acpi_gbl_FADT.pm2_control_length) {
pr->flags.bm_control = 1;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Bus mastering arbitration control present\n"));
dev_dbg(&device->dev, "Bus mastering arbitration control present\n");
} else
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"No bus mastering arbitration control\n"));
dev_dbg(&device->dev, "No bus mastering arbitration control\n");
if (!strcmp(acpi_device_hid(device), ACPI_PROCESSOR_OBJECT_HID)) {
/* Declared with "Processor" statement; match ProcessorID */
......@@ -291,7 +283,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
pr->phys_id = acpi_get_phys_id(pr->handle, device_declaration,
pr->acpi_id);
if (invalid_phys_cpuid(pr->phys_id))
acpi_handle_debug(pr->handle, "failed to get CPU physical ID.\n");
dev_dbg(&device->dev, "Failed to get CPU physical ID.\n");
pr->id = acpi_map_cpuid(pr->phys_id, pr->acpi_id);
if (!cpu0_initialized && !acpi_has_cpu_in_madt()) {
......@@ -328,11 +320,10 @@ static int acpi_processor_get_info(struct acpi_device *device)
* CPU+CPU ID.
*/
sprintf(acpi_device_bid(device), "CPU%X", pr->id);
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Processor [%d:%d]\n", pr->id,
pr->acpi_id));
dev_dbg(&device->dev, "Processor [%d:%d]\n", pr->id, pr->acpi_id);
if (!object.processor.pblk_address)
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No PBLK (NULL address)\n"));
dev_dbg(&device->dev, "No PBLK (NULL address)\n");
else if (object.processor.pblk_length != 6)
dev_err(&device->dev, "Invalid PBLK length [%d]\n",
object.processor.pblk_length);
......
drivers/acpi/processor_driver.c
View file @ 1c29f6a0
......@@ -28,9 +28,6 @@
#define ACPI_PROCESSOR_NOTIFY_POWER 0x81
#define ACPI_PROCESSOR_NOTIFY_THROTTLING 0x82
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_driver");
MODULE_AUTHOR("Paul Diefenbaugh");
MODULE_DESCRIPTION("ACPI Processor Driver");
MODULE_LICENSE("GPL");
......@@ -87,8 +84,7 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data)
dev_name(&device->dev), event, 0);
break;
default:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Unsupported event [0x%x]\n", event));
acpi_handle_debug(handle, "Unsupported event [0x%x]\n", event);
break;
}
......
drivers/acpi/processor_idle.c
View file @ 1c29f6a0
......@@ -32,9 +32,6 @@
#include <asm/cpu.h>
#endif
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_idle");
#define ACPI_IDLE_STATE_START (IS_ENABLED(CONFIG_ARCH_HAS_CPU_RELAX) ? 1 : 0)
static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER;
......@@ -240,8 +237,8 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
* 100 microseconds.
*/
if (acpi_gbl_FADT.c2_latency > ACPI_PROCESSOR_MAX_C2_LATENCY) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"C2 latency too large [%d]\n", acpi_gbl_FADT.c2_latency));
acpi_handle_debug(pr->handle, "C2 latency too large [%d]\n",
acpi_gbl_FADT.c2_latency);
/* invalidate C2 */
pr->power.states[ACPI_STATE_C2].address = 0;
}
......@@ -251,16 +248,15 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
* 1000 microseconds.
*/
if (acpi_gbl_FADT.c3_latency > ACPI_PROCESSOR_MAX_C3_LATENCY) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"C3 latency too large [%d]\n", acpi_gbl_FADT.c3_latency));
acpi_handle_debug(pr->handle, "C3 latency too large [%d]\n",
acpi_gbl_FADT.c3_latency);
/* invalidate C3 */
pr->power.states[ACPI_STATE_C3].address = 0;
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"lvl2[0x%08x] lvl3[0x%08x]\n",
acpi_handle_debug(pr->handle, "lvl2[0x%08x] lvl3[0x%08x]\n",
pr->power.states[ACPI_STATE_C2].address,
pr->power.states[ACPI_STATE_C3].address));
pr->power.states[ACPI_STATE_C3].address);
snprintf(pr->power.states[ACPI_STATE_C2].desc,
ACPI_CX_DESC_LEN, "ACPI P_LVL2 IOPORT 0x%x",
......@@ -325,8 +321,8 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
* devices thus we take the conservative approach.
*/
else if (errata.piix4.fdma) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"C3 not supported on PIIX4 with Type-F DMA\n"));
acpi_handle_debug(pr->handle,
"C3 not supported on PIIX4 with Type-F DMA\n");
return;
}
......@@ -345,13 +341,13 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
if (!pr->flags.bm_control) {
if (pr->flags.has_cst != 1) {
/* bus mastering control is necessary */
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"C3 support requires BM control\n"));
acpi_handle_debug(pr->handle,
"C3 support requires BM control\n");
return;
} else {
/* Here we enter C3 without bus mastering */
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"C3 support without BM control\n"));
acpi_handle_debug(pr->handle,
"C3 support without BM control\n");
}
}
} else {
......@@ -360,9 +356,9 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
* supported on when bm_check is not required.
*/
if (!(acpi_gbl_FADT.flags & ACPI_FADT_WBINVD)) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"Cache invalidation should work properly"
" for C3 to be enabled on SMP systems\n"));
" for C3 to be enabled on SMP systems\n");
return;
}
}
......@@ -791,8 +787,8 @@ static inline void acpi_processor_cstate_first_run_checks(void)
dmi_check_system(processor_power_dmi_table);
max_cstate = acpi_processor_cstate_check(max_cstate);
if (max_cstate < ACPI_C_STATES_MAX)
pr_notice("ACPI: processor limited to max C-state %d\n",
max_cstate);
pr_notice("processor limited to max C-state %d\n", max_cstate);
first_run++;
if (nocst)
......@@ -850,7 +846,7 @@ static int acpi_processor_evaluate_lpi(acpi_handle handle,
status = acpi_evaluate_object(handle, "_LPI", NULL, &buffer);
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No _LPI, giving up\n"));
acpi_handle_debug(handle, "No _LPI, giving up\n");
return -ENODEV;
}
......
drivers/acpi/processor_pdc.c
View file @ 1c29f6a0
......@@ -16,9 +16,6 @@
#include "internal.h"
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_pdc");
static bool __init processor_physically_present(acpi_handle handle)
{
int cpuid, type;
......@@ -132,8 +129,8 @@ acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in)
status = acpi_evaluate_object(handle, "_PDC", pdc_in, NULL);
if (ACPI_FAILURE(status))
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Could not evaluate _PDC, using legacy perf. control.\n"));
acpi_handle_debug(handle,
"Could not evaluate _PDC, using legacy perf control\n");
return status;
}
......
drivers/acpi/processor_perflib.c
View file @ 1c29f6a0
......@@ -23,8 +23,6 @@
#define PREFIX "ACPI: "
#define ACPI_PROCESSOR_FILE_PERFORMANCE "performance"
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_perflib");
static DEFINE_MUTEX(performance_mutex);
......@@ -65,13 +63,15 @@ static int acpi_processor_get_platform_limit(struct acpi_processor *pr)
* (e.g. 0 = states 0..n; 1 = states 1..n; etc.
*/
status = acpi_evaluate_integer(pr->handle, "_PPC", NULL, &ppc);
if (status != AE_NOT_FOUND)
if (status != AE_NOT_FOUND) {
acpi_processor_ppc_in_use = true;
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PPC"));
return -ENODEV;
if (ACPI_FAILURE(status)) {
acpi_handle_warn(pr->handle,
"_PPC evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
}
pr_debug("CPU %d: _PPC is %d - frequency %s limited\n", pr->id,
......@@ -199,7 +199,8 @@ static int acpi_processor_get_performance_control(struct acpi_processor *pr)
status = acpi_evaluate_object(pr->handle, "_PCT", NULL, &buffer);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PCT"));
acpi_handle_warn(pr->handle, "_PCT evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -299,7 +300,8 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
status = acpi_evaluate_object(pr->handle, "_PSS", NULL, &buffer);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PSS"));
acpi_handle_warn(pr->handle, "_PSS evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -310,8 +312,8 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
goto end;
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d performance states\n",
pss->package.count));
acpi_handle_debug(pr->handle, "Found %d performance states\n",
pss->package.count);
pr->performance->state_count = pss->package.count;
pr->performance->states =
......@@ -330,12 +332,13 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
state.length = sizeof(struct acpi_processor_px);
state.pointer = px;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Extracting state %d\n", i));
acpi_handle_debug(pr->handle, "Extracting state %d\n", i);
status = acpi_extract_package(&(pss->package.elements[i]),
&format, &state);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Invalid _PSS data"));
acpi_handle_warn(pr->handle, "Invalid _PSS data: %s\n",
acpi_format_exception(status));
result = -EFAULT;
kfree(pr->performance->states);
goto end;
......@@ -343,14 +346,14 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
amd_fixup_frequency(px, i);
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"State [%d]: core_frequency[%d] power[%d] transition_latency[%d] bus_master_latency[%d] control[0x%x] status[0x%x]\n",
i,
(u32) px->core_frequency,
(u32) px->power,
(u32) px->transition_latency,
(u32) px->bus_master_latency,
(u32) px->control, (u32) px->status));
(u32) px->control, (u32) px->status);
/*
* Check that ACPI's u64 MHz will be valid as u32 KHz in cpufreq
......@@ -400,8 +403,8 @@ int acpi_processor_get_performance_info(struct acpi_processor *pr)
return -EINVAL;
if (!acpi_has_method(pr->handle, "_PCT")) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"ACPI-based processor performance control unavailable\n"));
acpi_handle_debug(pr->handle,
"ACPI-based processor performance control unavailable\n");
return -ENODEV;
}
......@@ -442,24 +445,23 @@ int acpi_processor_pstate_control(void)
if (!acpi_gbl_FADT.smi_command || !acpi_gbl_FADT.pstate_control)
return 0;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Writing pstate_control [0x%x] to smi_command [0x%x]\n",
acpi_gbl_FADT.pstate_control, acpi_gbl_FADT.smi_command));
pr_debug("Writing pstate_control [0x%x] to smi_command [0x%x]\n",
acpi_gbl_FADT.pstate_control, acpi_gbl_FADT.smi_command);
status = acpi_os_write_port(acpi_gbl_FADT.smi_command,
(u32)acpi_gbl_FADT.pstate_control, 8);
if (ACPI_SUCCESS(status))
return 1;
ACPI_EXCEPTION((AE_INFO, status,
"Failed to write pstate_control [0x%x] to smi_command [0x%x]",
acpi_gbl_FADT.pstate_control, acpi_gbl_FADT.smi_command));
pr_warn("Failed to write pstate_control [0x%x] to smi_command [0x%x]: %s\n",
acpi_gbl_FADT.pstate_control, acpi_gbl_FADT.smi_command,
acpi_format_exception(status));
return -EIO;
}
int acpi_processor_notify_smm(struct module *calling_module)
{
static int is_done = 0;
static int is_done;
int result;
if (!acpi_processor_cpufreq_init)
......@@ -485,7 +487,7 @@ int acpi_processor_notify_smm(struct module *calling_module)
result = acpi_processor_pstate_control();
if (!result) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No SMI port or pstate_control\n"));
pr_debug("No SMI port or pstate_control\n");
module_put(calling_module);
return 0;
}
......
drivers/acpi/processor_throttling.c
View file @ 1c29f6a0
......@@ -22,9 +22,6 @@
#define PREFIX "ACPI: "
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_throttling");
/* ignore_tpc:
* 0 -> acpi processor driver doesn't ignore _TPC values
* 1 -> acpi processor driver ignores _TPC values
......@@ -196,10 +193,8 @@ static int acpi_processor_update_tsd_coord(void)
*/
void acpi_processor_throttling_init(void)
{
if (acpi_processor_update_tsd_coord()) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Assume no T-state coordination\n"));
}
if (acpi_processor_update_tsd_coord())
pr_debug("Assume no T-state coordination\n");
return;
}
......@@ -216,12 +211,13 @@ static int acpi_processor_throttling_notifier(unsigned long event, void *data)
cpu = p_tstate->cpu;
pr = per_cpu(processors, cpu);
if (!pr) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid pr pointer\n"));
pr_debug("Invalid pr pointer\n");
return 0;
}
if (!pr->flags.throttling) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Throttling control is "
"unsupported on CPU %d\n", cpu));
acpi_handle_debug(pr->handle,
"Throttling control unsupported on CPU %d\n",
cpu);
return 0;
}
target_state = p_tstate->target_state;
......@@ -245,9 +241,9 @@ static int acpi_processor_throttling_notifier(unsigned long event, void *data)
target_state = p_throttling->state_count - 1;
}
p_tstate->target_state = target_state;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "PreChange Event:"
"target T-state of CPU %d is T%d\n",
cpu, target_state));
acpi_handle_debug(pr->handle,
"PreChange Event: target T-state of CPU %d is T%d\n",
cpu, target_state);
break;
case THROTTLING_POSTCHANGE:
/*
......@@ -255,9 +251,9 @@ static int acpi_processor_throttling_notifier(unsigned long event, void *data)
* T-state flag of acpi_processor_throttling.
*/
p_throttling->state = target_state;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "PostChange Event:"
"CPU %d is switched to T%d\n",
cpu, target_state));
acpi_handle_debug(pr->handle,
"PostChange Event: CPU %d is switched to T%d\n",
cpu, target_state);
break;
default:
printk(KERN_WARNING
......@@ -284,9 +280,11 @@ static int acpi_processor_get_platform_limit(struct acpi_processor *pr)
status = acpi_evaluate_integer(pr->handle, "_TPC", NULL, &tpc);
if (ACPI_FAILURE(status)) {
if (status != AE_NOT_FOUND) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _TPC"));
}
if (status != AE_NOT_FOUND)
acpi_handle_warn(pr->handle,
"_TPC evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -417,9 +415,11 @@ static int acpi_processor_get_throttling_control(struct acpi_processor *pr)
status = acpi_evaluate_object(pr->handle, "_PTC", NULL, &buffer);
if (ACPI_FAILURE(status)) {
if (status != AE_NOT_FOUND) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PTC"));
}
if (status != AE_NOT_FOUND)
acpi_handle_warn(pr->handle,
"_PTC evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -502,9 +502,11 @@ static int acpi_processor_get_throttling_states(struct acpi_processor *pr)
status = acpi_evaluate_object(pr->handle, "_TSS", NULL, &buffer);
if (ACPI_FAILURE(status)) {
if (status != AE_NOT_FOUND) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _TSS"));
}
if (status != AE_NOT_FOUND)
acpi_handle_warn(pr->handle,
"_TSS evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -515,8 +517,8 @@ static int acpi_processor_get_throttling_states(struct acpi_processor *pr)
goto end;
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n",
tss->package.count));
acpi_handle_debug(pr->handle, "Found %d throttling states\n",
tss->package.count);
pr->throttling.state_count = tss->package.count;
pr->throttling.states_tss =
......@@ -537,12 +539,13 @@ static int acpi_processor_get_throttling_states(struct acpi_processor *pr)
state.length = sizeof(struct acpi_processor_tx_tss);
state.pointer = tx;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Extracting state %d\n", i));
acpi_handle_debug(pr->handle, "Extracting state %d\n", i);
status = acpi_extract_package(&(tss->package.elements[i]),
&format, &state);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Invalid _TSS data"));
acpi_handle_warn(pr->handle, "Invalid _TSS data: %s\n",
acpi_format_exception(status));
result = -EFAULT;
kfree(pr->throttling.states_tss);
goto end;
......@@ -582,9 +585,11 @@ static int acpi_processor_get_tsd(struct acpi_processor *pr)
status = acpi_evaluate_object(pr->handle, "_TSD", NULL, &buffer);
if (ACPI_FAILURE(status)) {
if (status != AE_NOT_FOUND) {
ACPI_EXCEPTION((AE_INFO, status, "Evaluating _TSD"));
}
if (status != AE_NOT_FOUND)
acpi_handle_warn(pr->handle,
"_TSD evaluation failed: %s\n",
acpi_format_exception(status));
return -ENODEV;
}
......@@ -698,9 +703,9 @@ static int acpi_processor_get_throttling_fadt(struct acpi_processor *pr)
local_irq_enable();
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"Throttling state is T%d (%d%% throttling applied)\n",
state, pr->throttling.states[state].performance));
state, pr->throttling.states[state].performance);
return 0;
}
......@@ -875,8 +880,8 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
if (ret >= 0) {
state = acpi_get_throttling_state(pr, value);
if (state == -1) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Invalid throttling state, reset\n"));
acpi_handle_debug(pr->handle,
"Invalid throttling state, reset\n");
state = 0;
ret = __acpi_processor_set_throttling(pr, state, true,
true);
......@@ -921,10 +926,10 @@ static int acpi_processor_get_fadt_info(struct acpi_processor *pr)
int i, step;
if (!pr->throttling.address) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling register\n"));
acpi_handle_debug(pr->handle, "No throttling register\n");
return -EINVAL;
} else if (!pr->throttling.duty_width) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling states\n"));
acpi_handle_debug(pr->handle, "No throttling states\n");
return -EINVAL;
}
/* TBD: Support duty_cycle values that span bit 4. */
......@@ -1015,10 +1020,10 @@ static int acpi_processor_set_throttling_fadt(struct acpi_processor *pr,
local_irq_enable();
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"Throttling state set to T%d (%d%%)\n", state,
(pr->throttling.states[state].performance ? pr->
throttling.states[state].performance / 10 : 0)));
throttling.states[state].performance / 10 : 0));
return 0;
}
......@@ -1129,8 +1134,8 @@ static int __acpi_processor_set_throttling(struct acpi_processor *pr,
* error message and continue.
*/
if (!match_pr) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Invalid Pointer for CPU %d\n", i));
acpi_handle_debug(pr->handle,
"Invalid Pointer for CPU %d\n", i);
continue;
}
/*
......@@ -1138,9 +1143,8 @@ static int __acpi_processor_set_throttling(struct acpi_processor *pr,
* we will report the error message and continue.
*/
if (!match_pr->flags.throttling) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Throttling Control is unsupported "
"on CPU %d\n", i));
acpi_handle_debug(pr->handle,
"Throttling Control unsupported on CPU %d\n", i);
continue;
}
......@@ -1177,11 +1181,11 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
int result = 0;
struct acpi_processor_throttling *pthrottling;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n",
pr->throttling.address,
pr->throttling.duty_offset,
pr->throttling.duty_width));
pr->throttling.duty_width);
/*
* Evaluate _PTC, _TSS and _TPC
......@@ -1221,13 +1225,13 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
* used this part.
*/
if (errata.piix4.throttle) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Throttling not supported on PIIX4 A- or B-step\n"));
acpi_handle_debug(pr->handle,
"Throttling not supported on PIIX4 A- or B-step\n");
return 0;
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n",
pr->throttling.state_count));
acpi_handle_debug(pr->handle, "Found %d throttling states\n",
pr->throttling.state_count);
pr->flags.throttling = 1;
......@@ -1242,9 +1246,9 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
goto end;
if (pr->throttling.state) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
acpi_handle_debug(pr->handle,
"Disabling throttling (was T%d)\n",
pr->throttling.state));
pr->throttling.state);
result = acpi_processor_set_throttling(pr, 0, false);
if (result)
goto end;
......
drivers/acpi/sysfs.c
View file @ 1c29f6a0
......@@ -58,7 +58,6 @@ static const struct acpi_dlayer acpi_debug_layers[] = {
ACPI_DEBUG_INIT(ACPI_CONTAINER_COMPONENT),
ACPI_DEBUG_INIT(ACPI_SYSTEM_COMPONENT),
ACPI_DEBUG_INIT(ACPI_MEMORY_DEVICE_COMPONENT),
ACPI_DEBUG_INIT(ACPI_PROCESSOR_COMPONENT),
};
static const struct acpi_dlevel acpi_debug_levels[] = {
......
include/acpi/acpi_drivers.h
View file @ 1c29f6a0
......@@ -21,7 +21,6 @@
#define ACPI_CONTAINER_COMPONENT 0x01000000
#define ACPI_SYSTEM_COMPONENT 0x02000000
#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
#define ACPI_PROCESSOR_COMPONENT 0x20000000
/*
* _HID definitions
......
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