Subject: ACPI: introduce boot option acpi=rsdt_forced
From: Zhao Yakui [EMAIL PROTECTED]
Maybe XSDT has NULL entry address. When it is found that
XSDT has NULL entry address, the promote info is given to user
(XSDT has NULL entry address, please try to boot with acpi=rsdt_forced).
The system had
Subject: ACPI: Force to use RSDT when XSDT has NULL entry
From: Zhao Yakui [EMAIL PROTECTED]
Maybe XSDT has NULL entry address. When it is found that
XSDT has NULL entry address, the promote info is given to user
(XSDT has NULL entry address, RSDT is used automatically ) and
RSDT is used
Subject: ACPI: Using the ACPI status code in function of hpet_resources
From: Zhao Yakui [EMAIL PROTECTED]
If hpet has been initialized before registering hpet driver, the callback
function of hpet_resources will return the status code of -EBUSY, which
is not defined in the ACPI exception
Subject: ACPI: avoid printing the info that processor device is not present
From: Zhao Yakui [EMAIL PROTECTED]
Four processors are defined in the DSDT table, which means that quad-core cpu
is supported. But dual-core cpu is installed on the system. In the
initialization OS will check whether
.
If the error exists, modify the timer override connection.
Welcome the comments.
Thanks.
Subject: ACPI :Modify timer override connection in Some NVIDIA systems
From : Zhao Yakui [EMAIL PROTECTED]
BIOS defines the uncorrect timeroverride connection in some NVIDIA
systems
on which HPET timer exists. When
On Tue, 2007-10-09 at 23:43 -0400, Len Brown wrote:
On Sunday 07 October 2007 23:35, Zhao Yakui wrote:
Subject: ACPI: avoid printing the info that processor device is not present
From: Zhao Yakui [EMAIL PROTECTED]
Four processors are defined in the DSDT table, which means that quad-core
On Tue, 2007-10-16 at 23:51 +0200, Andi Kleen wrote:
On Tuesday 16 October 2007 23:07:29 Chuck Ebbert wrote:
Do I need something more than early-quirks-unification and
nvidia-timer-quirk?
Because those two don't fix anything; I have to manually force
acpi_use_timer_override to get
model string.
b. revert the commit until the proper patch is available.
http://git.kernel.org/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=3e4159ab35c88aef5e063ba78796b277b762a30a
Subject: ACPI :Obtain FSB ratio from model string when model is less than 2
From : Zhao Yakui [EMAIL
Subject: ACPI : Add MSR support for T-States
From : Zhao Yakui [EMAIL PROTECTED]
Add throttling control via MSR when T-states uses the FixHW Control/
Status registers.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li Shaohua [EMAIL PROTECTED]
---
arch/x86/kernel/acpi/processor.c
Subject: ACPI :Add the _TPC throttling limit for TSS
From : Zhao Yakui [EMAIL PROTECTED]
When T-state limit change notification is received, OSPM should
evaluate the _TPC object and change the current T-State according to the new
limit.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off
Subject: ACPI : Throttling control uses T-states returned by _TSS when _TSS
exists
From : Zhao Yakui [EMAIL PROTECTED]
If _TSS exists, throttling control will use the T-states returned by _TSS.
Otherwise the calculated T-states from FADT.duty_width are used.
When TSS is used , the access width
Subject: ACPI : Modify the ACPI I/O Access width
From : Zhao Yakui [EMAIL PROTECTED]
When the argument width is not the multiple of eight, the acpi I/O access
will fail. Modify the acpi I/O access width to the multiple of eight.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li
Subject: ACPI : Init PDC before getting throttling info
From : Zhao Yakui [EMAIL PROTECTED]
The throttling info should be obtained after PDC is initialized.
Otherwise the cpus maybe use the different PTC control/status register
when the system supports the TSS throttling via ACPI MSR.
One uses
Subject: ACPI : Add MSR support for T-States
From : Zhao Yakui [EMAIL PROTECTED]
Add throttling control via MSR when T-states uses the FixHW Control/
Status registers.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li Shaohua [EMAIL PROTECTED]
---
arch/x86/kernel/acpi/processor.c
Subject: ACPI : Modify the ACPI I/O Access width
From : Zhao Yakui [EMAIL PROTECTED]
When the argument width is not the multiple of eight, the acpi I/O access
will fail. Modify the acpi I/O access width to the multiple of eight.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li
Subject: ACPI : Throttling control uses T-states returned by _TSS when _TSS
exists
From : Zhao Yakui [EMAIL PROTECTED]
If _TSS exists, throttling control will use the T-states returned by _TSS.
Otherwise the calculated T-states from FADT.duty_width are used.
When TSS is used , the access width
Subject: ACPI : Change the function interface for throttling control via PTC
From : Zhao Yakui [EMAIL PROTECTED]
Change the function interface for throttling control via PTC.
The following functions are concerned:
acpi_read_throttling_status()
acpi_write_throttling_state
Subject: ACPI : Modify the ACPI I/O Access width
From : Zhao Yakui [EMAIL PROTECTED]
When the argument width is not the multiple of eight, the acpi I/O access
will fail. Modify the acpi I/O access width to the multiple of eight.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li
Subject: ACPI : Throttling control uses T-states returned by _TSS when _TSS
exists
From : Zhao Yakui [EMAIL PROTECTED]
If _TSS exists, throttling control will use the T-states returned by _TSS.
Otherwise the calculated T-states from FADT.duty_width are used.
When TSS is used , the access width
Subject: ACPI :Add the _TPC throttling limit for TSS
From : Zhao Yakui [EMAIL PROTECTED]
When Tstate limit change notification is received, OSPM should
evaluate the _TPC object and change the current TState according to the new
limit.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off
Subject: ACPI : Modify the ACPI I/O Access width
From : Zhao Yakui [EMAIL PROTECTED]
When the argument width is not the multiple of eight, the acpi I/O access
will fail. Modify the acpi I/O access width to the multiple of eight.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li
Subject: ACPI : Init PDC before getting throttling info
From : Zhao Yakui [EMAIL PROTECTED]
The throttling info should be obtained after PDC is initialized.
Otherwise the cpus maybe use the different PTC control/status register
when the system supports the TSS throttling via ACPI MSR.
One uses
Subject: ACPI : Add MSR support for T-States
From : Zhao Yakui [EMAIL PROTECTED]
Add throttling control via MSR when T-states uses the FixHW Control/
Status registers.
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Li Shaohua [EMAIL PROTECTED]
---
arch/x86/kernel/acpi/processor.c
Subject: ACPI: Check whether XSDT exists before dump ACPI tables
From: Zhao Yakui [EMAIL PROTECTED]
The acpidump tool of 20070714 version has some problems on some
machines.First it will first search XSDT table to
dump ACPI tables. If XSDT exists it will continue search RSDT and
only dump ACPI
On Fri, 2007-11-30 at 01:40 -0500, [EMAIL PROTECTED] wrote:
On Fri, 30 Nov 2007 10:21:28 +0800, Zhao Yakui said:
Thanks for the acpidump dmesg.
In the acpidump there are so many IO resource definitions in the device
of mem2 and the number exceeds the predefined number(24).
On a semi
Subject: ACPI : Load device driver according to the status of acpi device
From : Zhao Yakui [EMAIL PROTECTED]
According to ACPI spec when the status of some device is not present
but functional, the device is valid and the children of this device
should be enumerated. It means that the device
about the _CRS method of LINK device and select
IRQ from the possible IRQ list returned by _PRS method?
Thanks.
Subject: ACPI : Ignore the error about the _CRS of LINK device
From : Zhao Yakui [EMAIL PROTECTED]
Ignore the error about the _CRS method of LINK device and select
IRQ from
of acpi_register_gsi to
register gsi.
http://bugzilla.kernel.org/show_bug.cgi?id=5637
Signed-off-by: Zhao Yakui [EMAIL PROTECTED]
Signed-off-by: Zhang Rui [EMAIL PROTECTED]
Signed-off-by: Alan Cox [EMAIL PROTECTED]
---
drivers/acpi/pci_irq.c |9 +
1 file changed, 9 insertions(+)
Index
Subject: ACPI : Add T-state coordination when updating T-state
From : Zhao Yakui [EMAIL PROTECTED]
Accordint to ACPI spec, the _TSD object provides T-state control cross
logical processor dependency information to OSPM. So the t-state
coordination should be considered when T-state for one cpu
On Thu, 2008-01-10 at 22:53 -0500, Len Brown wrote:
Applied to acpi test tree for .25.
Do you think this is .24 and a 23.stable candidate?
thanks,
-Len
I think that it is OK.
On Monday 17 December 2007 02:13, Zhao Yakui wrote:
Subject: ACPI : Not register gsi for PCI IDE controller
Hi, Alexey
I know that you are very familiar with the EC driver and you submit
a lot patches for EC. Now I have a problem about the EC and want to get
help from you.
a. In the March of 2007 the patch of
33c7a0738c5f753a7d94fd3b2ec7d84e79a141a8 was submitted by you. In this
patch the Fake
it is not, who is us in this sentence?
Regards,
Alex.
Zhao Yakui wrote:
Hi, Alexey
I know that you are very familiar with the EC driver and you submit
a lot patches for EC. Now I have a problem about the EC and want to get
help from you.
a. In the March of 2007 the patch
Hi, all,
This patch series is for T-state coordination.
Patch 01 Set the bit of ACPI_PDC_SMP_T_SWCOORD.
Patch 02 Check the parameter when calling the function of
acpi_processor_get/set_throttling.
Patch 03 Update the T-state coordination after obtaining _TSD info
Patch 04 Add the t-state event
Subject: ACPI : Update the t-state for every affected cpu when t-state is
changed
From : Zhao Yakui [EMAIL PROTECTED]
According to ACPI spec, the _TSD object provides T-state control cross
logical processor dependency information to OSPM. So the t-state
coordination should be considered when T
Subject: ACPI : Update T-state coordination after getting _TSD info
From : Zhao Yakui [EMAIL PROTECTED]
Accordint to ACPI spec, the _TSD object provides T-state control cross
logical processor dependency information to OSPM.
After the _TSD data for all cpus are obtained, OSPM will set up
the T
drivers/acpi/processor_throttling.c:990: warning: 'ret' may be used
uninitialized in this function
-Len
I will eliminate the warning message and refresh the patch.
Thanks.
+ for_each_cpu_mask(i, online_throttling_cpus) {
+ t_state.cpu = i;
+
Subject: ACPI: Check whether cooling device exists before unregistering it
From : Zhao Yakui [EMAIL PROTECTED]
OS should check whether the cooling device exists before it is unregistered.
If it doesn't exists, it is unnecessary to remove the sysfs link
and call the function
On Fri, 2008-02-15 at 10:54 +0530, Thomas, Sujith wrote:
From: Thomas Sujith [EMAIL PROTECTED]
Need to extract errors using PTR_ERR macro and
process accordingly.thermal_cooling_device_register
returning NULL means that CONFIG_THERMAL=n and in that
case no need to create symbolic links.
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