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Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

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* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (140 commits)
  ACPI: processor: use .notify method instead of installing handler directly
  ACPI: button: use .notify method instead of installing handler directly
  ACPI: support acpi_device_ops .notify methods
  toshiba-acpi: remove MAINTAINERS entry
  ACPI: battery: asynchronous init
  acer-wmi: Update copyright notice & documentation
  acer-wmi: Cleanup the failure cleanup handling
  acer-wmi: Blacklist Acer Aspire One
  video: build fix
  thinkpad-acpi: rework brightness support
  thinkpad-acpi: enhanced debugging messages for the fan subdriver
  thinkpad-acpi: enhanced debugging messages for the hotkey subdriver
  thinkpad-acpi: enhanced debugging messages for rfkill subdrivers
  thinkpad-acpi: restrict access to some firmware LEDs
  thinkpad-acpi: remove HKEY disable functionality
  thinkpad-acpi: add new debug helpers and warn of deprecated atts
  thinkpad-acpi: add missing log levels
  thinkpad-acpi: cleanup debug helpers
  thinkpad-acpi: documentation cleanup
  thinkpad-acpi: drop ibm-acpi alias
  ...
This commit is contained in:
Linus Torvalds
2009-04-05 11:16:25 -07:00
parent 45e36c1666 7ec0a72907
commit 32fb6c1756
146 changed files with 4910 additions and 2846 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
View File

@@ -682,6 +682,18 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
perf->states[i].transition_latency * 1000;
}
/* Check for high latency (>20uS) from buggy BIOSes, like on T42 */
if (perf->control_register.space_id == ACPI_ADR_SPACE_FIXED_HARDWARE &&
policy->cpuinfo.transition_latency > 20 * 1000) {
static int print_once;
policy->cpuinfo.transition_latency = 20 * 1000;
if (!print_once) {
print_once = 1;
printk(KERN_INFO "Capping off P-state tranision latency"
" at 20 uS\n");
}
}
data->max_freq = perf->states[0].core_frequency * 1000;
/* table init */
for (i = 0; i < perf->state_count; i++) {

6
arch/x86/kernel/cpu/cpufreq/longhaul.c
View File

@@ -305,7 +305,7 @@ retry_loop:
outb(3, 0x22);
} else if ((pr != NULL) && pr->flags.bm_control) {
/* Disable bus master arbitration */
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1);
acpi_write_bit_register(ACPI_BITREG_ARB_DISABLE, 1);
}
switch (longhaul_version) {
@@ -328,7 +328,7 @@ retry_loop:
case TYPE_POWERSAVER:
if (longhaul_flags & USE_ACPI_C3) {
/* Don't allow wakeup */
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0);
acpi_write_bit_register(ACPI_BITREG_BUS_MASTER_RLD, 0);
do_powersaver(cx->address, mults_index, dir);
} else {
do_powersaver(0, mults_index, dir);
@@ -341,7 +341,7 @@ retry_loop:
outb(0, 0x22);
} else if ((pr != NULL) && pr->flags.bm_control) {
/* Enable bus master arbitration */
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0);
acpi_write_bit_register(ACPI_BITREG_ARB_DISABLE, 0);
}
outb(pic2_mask, 0xA1); /* restore mask */
outb(pic1_mask, 0x21);