On Fri, Apr 27 2018 at 17:24 -0600, Doug Anderson wrote:
Hi,
On Fri, Apr 27, 2018 at 2:54 PM, Matthias Kaehlcke wrote:
> Am I getting something wrong here?
The for_each_set_bit() should increment the 'i' and we would attempt to
compare the first address in the request with the next command
On Tue, May 01 2018 at 10:42 -0600, Doug Anderson wrote:
Hi,
On Tue, May 1, 2018 at 9:10 AM, Lina Iyer wrote:
Yes, this is incorrect in its current form. This is what it should be -
static int find_match(const struct tcs_group *tcs, const struct tcs_cmd
*cmd,
int len
Update licences format for core thermal files.
Signed-off-by: Lina Iyer
---
drivers/thermal/of-thermal.c | 19 +--
drivers/thermal/thermal_core.c| 5 +
drivers/thermal/thermal_core.h| 17 +
drivers/thermal/thermal_helpers.c | 5 +
drivers
.
Signed-off-by: Ram Chandrasekar
Signed-off-by: Lina Iyer
---
drivers/thermal/step_wise.c | 33 +++--
1 file changed, 23 insertions(+), 10 deletions(-)
diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c
index ee047ca43084..cf07e2269291 100644
the
userspace request and aggregate the userspace request with the
governors' recommendation.
Signed-off-by: Lina Iyer
---
drivers/thermal/thermal_core.c| 1 +
drivers/thermal/thermal_helpers.c | 2 +-
drivers/thermal/thermal_sysfs.c | 8 +++-
include/linux/thermal.h | 1 +
4
On Wed, May 09 2018 at 11:49 -0600, Steven Rostedt wrote:
On Wed, 9 May 2018 11:01:52 -0600
Lina Iyer wrote:
Log sent RPMH requests and interrupt responses in FTRACE.
Has this changed since the last time I reviewed it? If not, please add
the: Reviewed-by: Steven Rostedt (VMware)
to you
On Wed, May 09 2018 at 17:25 -0600, Matthias Kaehlcke wrote:
Hi Lina,
On Wed, May 09, 2018 at 11:01:54AM -0600, Lina Iyer wrote:
Sleep and wake requests are sent when the application processor
subsystem of the SoC is entering deep sleep states like in suspend.
These requests help lower
On Wed, May 09 2018 at 16:03 -0600, Matthias Kaehlcke wrote:
On Wed, May 09, 2018 at 11:01:58AM -0600, Lina Iyer wrote:
Platform drivers need make a lot of resource state requests at the same
time, say, at the start or end of an usecase. It can be quite
inefficient to send each request
On Wed, May 09 2018 at 15:30 -0600, Doug Anderson wrote:
Lina
On Wed, May 9, 2018 at 9:42 AM, Lina Iyer wrote:
Hi Andy, David,
These patches have been reviewed by our peers and have recieved no
further comments in the past few weeks. Would you consider merging this
in your trees?
When I
Hi Doug,
On Thu, May 10 2018 at 16:37 -0600, Doug Anderson wrote:
Hi,
On Tue, May 8, 2018 at 9:05 AM, wrote:
On 2018-05-03 14:26, Doug Anderson wrote:
Hi Doug,
Hi,
On Wed, May 2, 2018 at 12:37 PM, Lina Iyer wrote:
+static struct rpmh_ctrlr rpmh_rsc[RPMH_MAX_CTRLR];
+static
On Tue, May 01 2018 at 17:45 -0600, Doug Anderson wrote:
Hi,
On Thu, Apr 19, 2018 at 3:16 PM, Lina Iyer wrote:
+TCS-OFFSET: 0xD00
+
+ apps_rsc: rsc@179e000 {
This label is wrong in two ways:
1. I believe it's supposed to be the first reg listed, so 179c
2. There's only 3 0's
consider reviewing this patchset.
v1: https://www.spinics.net/lists/devicetree/msg210980.html
v2: https://lkml.org/lkml/2018/2/15/852
v3: https://lkml.org/lkml/2018/3/2/801
v4: https://lkml.org/lkml/2018/3/9/979
v5: https://lkml.org/lkml/2018/4/5/480
v6: https://lkml.org/lkml/2018/4/19/914
Lina Iyer (10
Log sent RPMH requests and interrupt responses in FTRACE.
Cc: Steven Rostedt
Signed-off-by: Lina Iyer
---
Changes in v7:
- varible name changes and white space
Changes in v6:
- struct tcs_response was removed. Fix in trace as well.
Changes in v4:
- fix compilation
.
rpmh_write_batch() is a blocking call that can be used to send multiple
RPMH command sets. Each RPMH command set is set asynchronously and the
API blocks until all the command sets are complete and receive their
tx_done callbacks.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Check
that the wake TCS
is being repurposed to send active request, hence the sleep and wake
TCSes be invalidated before the active request is sent.
Signed-off-by: Lina Iyer
Reviewed-by: Matthias Kaehlcke
---
drivers/soc/qcom/rpmh-rsc.c | 18 +-
1 file changed, 17 insertions(+), 1 deletion
Add device binding documentation for Qualcomm Technology Inc's RPMH RSC
driver. The driver is used for communicating resource state requests for
shared resources.
Cc: devicet...@vger.kernel.org
Signed-off-by: Lina Iyer
Reviewed-by: Rob Herring
---
Changes in v7:
- Fix example
Changes
activity and may be called from the
system PM drivers when the system is entering suspend or deeper sleep
modes during cpuidle.
Also allow invalidating the cached requests, so they may be re-populated
again.
Signed-off-by: Lina Iyer
Reviewed-by: Evan Green
---
Changes in v6:
- replace
in the context of the controller's thread and frees the
allocated memory. This API allows RPMH requests from atomic contexts as
well.
Signed-off-by: Lina Iyer
---
Changes in v6:
- replace rpmh_client with device *
---
drivers/soc/qcom/rpmh.c | 52
Allow sleep and wake commands to be cleared from the respective TCSes,
so that they can be re-populated.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Move bitmap_zero() outside the loop
Changes in v6:
- remove unnecessary locks around __tcs_invalidate
- rename function
be used to send
active state requests.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Optimization and locking fixes
Changes in v6:
- replace rpmh_client with device
- inline wait_for_tx_done()
Changes in v4:
- use const struct tcs_cmd in API
- remove wait
at the time of writing. The TCS are triggered by the firmware
after the last of the CPUs has executed its WFI. Since these requests
may come in different batches of requests, it is the job of this
controller driver to find and arrange the requests into the available
TCSes.
Signed-off-by: Lina Iyer
of requests. Active mode TCSes (AMC) are used to
send requests immediately to the resource, while control TCS are used to
provide specific information to the controller. Sleep and Wake TCS send
sleep and wake requests, after and before the system halt respectively.
Signed-off-by: Lina Iyer
---
Changes
om any thermal zone of the sensor.
- Patch #4 notifies the framework and the related thermal zones when the sensor
is tripped
Please consider reviewing these patches. We have seen benefits of this idea and
is implemented and used in mobile products.
Lina Iyer (4):
drivers: of-thermal: abstract
-by: Ram Chandrasekar
Signed-off-by: Lina Iyer
---
drivers/thermal/of-thermal.c | 72
1 file changed, 49 insertions(+), 23 deletions(-)
diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
index eea2fce82bf7..b402edd09ed1 100644
--- a/drivers
Notify all related thermal zones when the sensor reports a thermal trip.
Signed-off-by: Lina Iyer
---
drivers/thermal/of-thermal.c | 83 ++--
include/linux/thermal.h | 4 ++
2 files changed, 84 insertions(+), 3 deletions(-)
diff --git a/drivers/thermal
Aggregate thermal trip based on the trip points of the thermal zones
that use this sensor as the source.
Signed-off-by: Lina Iyer
---
drivers/thermal/of-thermal.c | 28 ++-
drivers/thermal/thermal_helpers.c | 37 ++-
include/linux/thermal.h
To allow different mitigative actions based on a sensor temperature, it
is desirable to have multiple thermal zones share the same source. The
thermal zones could have different thresholds, mitigative actions and
even different governors.
Signed-off-by: Lina Iyer
---
drivers/thermal
Hi Daniel,
On Tue, May 08 2018 at 20:04 -0600, Daniel Lezcano wrote:
On Mon, May 07, 2018 at 11:54:08AM -0600, Lina Iyer wrote:
From: Ram Chandrasekar
From: Ram Chandrasekar
Step wise governor increases the mitigation level when the temperature
goes above a threshold and will decrease
Hi Andy, David,
These patches have been reviewed by our peers and have recieved no
further comments in the past few weeks. Would you consider merging this
in your trees?
Thanks,
Lina
On Tue, Apr 10 2018 at 11:57 -0600, Lina Iyer wrote:
Changes since v7:
- Add reviewed-by tags
that the wake TCS
is being repurposed to send active request, hence the sleep and wake
TCSes be invalidated before the active request is sent.
Signed-off-by: Lina Iyer
Reviewed-by: Matthias Kaehlcke
---
drivers/soc/qcom/rpmh-rsc.c | 18 +-
1 file changed, 17 insertions(+), 1 deletion
.
rpmh_write_batch() is a blocking call that can be used to send multiple
RPMH command sets. Each RPMH command set is set asynchronously and the
API blocks until all the command sets are complete and receive their
tx_done callbacks.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Check
at the time of writing. The TCS are triggered by the firmware
after the last of the CPUs has executed its WFI. Since these requests
may come in different batches of requests, it is the job of this
controller driver to find and arrange the requests into the available
TCSes.
Signed-off-by: Lina Iyer
activity and may be called from the
system PM drivers when the system is entering suspend or deeper sleep
modes during cpuidle.
Also allow invalidating the cached requests, so they may be re-populated
again.
Signed-off-by: Lina Iyer
Reviewed-by: Evan Green
Reviewed-by: Matthias Kaehlcke
---
Changes
in the context of the controller's thread and frees the
allocated memory. This API allows RPMH requests from atomic contexts as
well.
Signed-off-by: Lina Iyer
---
Changes in v6:
- replace rpmh_client with device *
---
drivers/soc/qcom/rpmh.c | 52
Add device binding documentation for Qualcomm Technology Inc's RPMH RSC
driver. The driver is used for communicating resource state requests for
shared resources.
Cc: devicet...@vger.kernel.org
Signed-off-by: Lina Iyer
Reviewed-by: Rob Herring
---
Changes in v8:
- Describe IRQ for all
Allow sleep and wake commands to be cleared from the respective TCSes,
so that they can be re-populated.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Move bitmap_zero() outside the loop
Changes in v6:
- remove unnecessary locks around __tcs_invalidate
- rename function
be used to send
active state requests.
Signed-off-by: Lina Iyer
---
Changes in v7:
- Optimization and locking fixes
Changes in v6:
- replace rpmh_client with device
- inline wait_for_tx_done()
Changes in v4:
- use const struct tcs_cmd in API
- remove wait
://lkml.org/lkml/2018/3/9/979
v5: https://lkml.org/lkml/2018/4/5/480
v6: https://lkml.org/lkml/2018/4/19/914
v7: https://lkml.org/lkml/2018/5/2/779
Lina Iyer (10):
drivers: qcom: rpmh-rsc: add RPMH controller for QCOM SoCs
dt-bindings: introduce RPMH RSC bindings for Qualcomm SoCs
drivers
Log sent RPMH requests and interrupt responses in FTRACE.
Cc: Steven Rostedt
Signed-off-by: Lina Iyer
---
Changes in v7:
- varible name changes and white space
Changes in v6:
- struct tcs_response was removed. Fix in trace as well.
Changes in v4:
- fix compilation
of requests. Active mode TCSes (AMC) are used to
send requests immediately to the resource, while control TCS are used to
provide specific information to the controller. Sleep and Wake TCS send
sleep and wake requests, after and before the system halt respectively.
Signed-off-by: Lina Iyer
---
Changes
From: Mahesh Sivasubramanian
Command DB provides information on shared resources like clocks,
regulators etc., probed at boot by the remote subsytem and made
available in shared memory.
Cc: devicet...@vger.kernel.org
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
---
Changes
://patchwork.kernel.org/patch/10242935/
[v5]: https://lkml.org/lkml/2018/3/14/787
Lina Iyer (2):
drivers: qcom: add command DB driver
dt-bindings: introduce Command DB for QCOM SoCs
.../bindings/reserved-memory/qcom,cmd-db.txt | 37 +++
drivers/of/platform.c
to the SoC and the platform
are made available in the shared memory. Drivers can query this
information using predefined strings.
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
---
Changes in v6:
- Remove indirection and use the actual command db memory in DT
Changes in v5
/2018/3/2/801
v4: https://lkml.org/lkml/2018/3/9/979
Lina Iyer (10):
drivers: qcom: rpmh-rsc: add RPMH controller for QCOM SoCs
dt-bindings: introduce RPMH RSC bindings for Qualcomm SoCs
drivers: qcom: rpmh-rsc: log RPMH requests in FTRACE
drivers: qcom: rpmh: add RPMH helper functions
.
rpmh_write_batch() is a blocking call that can be used to send multiple
RPMH command sets. Each RPMH command set is set asynchronously and the
API blocks until all the command sets are complete and receive their
tx_done callbacks.
Signed-off-by: Lina Iyer
Reviewed-by: Evan Green
---
Changes
Allow sleep and wake commands to be cleared from the respective TCSes,
so that they can be re-populated.
Signed-off-by: Lina Iyer
---
Changes in v4:
- refactored the rphm_rsc_invalidate()
---
drivers/soc/qcom/rpmh-internal.h | 1 +
drivers/soc/qcom/rpmh-rsc.c | 48
PM activity and may be called from the
system PM drivers when the system is entering suspend or deeper sleep
modes during cpuidle.
Also allow invalidating the cached requests, so they may be re-populated
again.
Signed-off-by: Lina Iyer
Reviewed-by: Evan Green
---
Changes in v4:
- remove
that the wake TCS
is being repurposed to send active request, hence the sleep and wake
TCSes be invalidated before the active request is sent.
Signed-off-by: Lina Iyer
---
drivers/soc/qcom/rpmh-rsc.c | 18 +-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/qcom
in the context of the controller's thread and frees the
allocated memory. This API allows RPMH requests from atomic contexts as
well.
Signed-off-by: Lina Iyer
---
drivers/soc/qcom/rpmh.c | 53 +
include/soc/qcom/rpmh.h | 8
2 files changed
of requests. Control TCS are used to provide
specific information to the controller.
Signed-off-by: Lina Iyer
---
Changes in v4:
- lots of variable name changes as suggested by Stephen B
- use of const for data pointers
- fix comments and other code syntax
- use
at the time of writing. The TCS are triggered by the firmware
after the last of the CPUs has executed its WFI. Since these requests
may come in different batches of requests, it is the job of this
controller driver to find and arrange the requests into the available
TCSes.
Signed-off-by: Lina Iyer
Log sent RPMH requests and interrupt responses in FTRACE.
Cc: Steven Rostedt
Signed-off-by: Lina Iyer
Reviewed-by: Steven Rostedt (VMware)
---
Changes in v4:
- fix compilation issues, use __assign_str
- use %#x instead of 0x%08x
Changes in v3:
- Use __string() instead
be used to send
active state requests.
Signed-off-by: Lina Iyer
---
Changes in v4:
- use const struct tcs_cmd in API
- remove wait count from this patch
- changed -EFAULT to -EINVAL
---
drivers/soc/qcom/Makefile| 4 +-
drivers/soc/qcom/rpmh-internal.h | 2
Add device binding documentation for Qualcomm Technology Inc's RPMH RSC
driver. The driver is used for communicating resource state requests for
shared resources.
Cc: devicet...@vger.kernel.org
Signed-off-by: Lina Iyer
Reviewed-by: Rob Herring
---
Changes in v3:
- Move to soc/qcom
On Wed, Apr 11 2018 at 09:29 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-09 09:08:00)
On Fri, Apr 06 2018 at 19:14 -0600, Stephen Boyd wrote:
>Quoting Lina Iyer (2018-04-05 09:18:26)
>> diff --git a/Documentation/devicetree/bindings/soc/qcom/rpmh-rsc.txt
b/Documentation/d
On Tue, Apr 10 2018 at 13:36 -0600, Bjorn Andersson wrote:
On Mon 09 Apr 09:08 PDT 2018, Lina Iyer wrote:
On Fri, Apr 06 2018 at 19:14 -0600, Stephen Boyd wrote:
> Quoting Lina Iyer (2018-04-05 09:18:26)
> > diff --git a/Documentation/devicetree/bindings/soc/qcom/rpmh-rsc.txt
b/Docu
On Tue, Apr 10 2018 at 22:39 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-05 09:18:25)
Add controller driver for QCOM SoCs that have hardware based shared
resource management. The hardware IP known as RSC (Resource State
Coordinator) houses multiple Direct Resource Voter (DRV
On Tue, Apr 10 2018 at 17:40 -0600, Bjorn Andersson wrote:
On Thu 05 Apr 09:18 PDT 2018, Lina Iyer wrote:
[..]
diff --git a/drivers/soc/qcom/rpmh-internal.h b/drivers/soc/qcom/rpmh-internal.h
[..]
+/**
+ * struct tcs_response: Response object for a request
+ *
+ * @drv: the controller
of requests. Active mode TCSes (AMC) are used to
send requests immediately to the resource, while control TCS are used to
provide specific information to the controller. Sleep and Wake TCS send
sleep and wake requests, after and before the system halt respectively.
Signed-off-by: Lina Iyer
---
Changes
Log sent RPMH requests and interrupt responses in FTRACE.
Cc: Steven Rostedt
Signed-off-by: Lina Iyer
---
Changes in v6:
- struct tcs_response was removed. Fix in trace as well.
Changes in v4:
- fix compilation issues, use __assign_str
- use %#x instead of 0x%08x
Allow sleep and wake commands to be cleared from the respective TCSes,
so that they can be re-populated.
Signed-off-by: Lina Iyer
---
Changes in v6:
- remove unnecessary locks around __tcs_invalidate
- rename function to tcs_invaldiate
Changes in v4:
- refactored
/2018/4/5/480
Lina Iyer (10):
drivers: qcom: rpmh-rsc: add RPMH controller for QCOM SoCs
dt-bindings: introduce RPMH RSC bindings for Qualcomm SoCs
drivers: qcom: rpmh-rsc: log RPMH requests in FTRACE
drivers: qcom: rpmh: add RPMH helper functions
drivers: qcom: rpmh-rsc: write sleep/wake
that the wake TCS
is being repurposed to send active request, hence the sleep and wake
TCSes be invalidated before the active request is sent.
Signed-off-by: Lina Iyer
---
drivers/soc/qcom/rpmh-rsc.c | 18 +-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/qcom
in the context of the controller's thread and frees the
allocated memory. This API allows RPMH requests from atomic contexts as
well.
Signed-off-by: Lina Iyer
---
Changes in v6:
- replace rpmh_client with device *
---
drivers/soc/qcom/rpmh.c | 52
.
rpmh_write_batch() is a blocking call that can be used to send multiple
RPMH command sets. Each RPMH command set is set asynchronously and the
API blocks until all the command sets are complete and receive their
tx_done callbacks.
Signed-off-by: Lina Iyer
---
Changes in v6:
- replace
activity and may be called from the
system PM drivers when the system is entering suspend or deeper sleep
modes during cpuidle.
Also allow invalidating the cached requests, so they may be re-populated
again.
Signed-off-by: Lina Iyer
Reviewed-by: Evan Green
---
Changes in v6:
- replace
be used to send
active state requests.
Signed-off-by: Lina Iyer
---
Changes in v6:
- replace rpmh_client with device
- inline wait_for_tx_done()
Changes in v4:
- use const struct tcs_cmd in API
- remove wait count from this patch
- changed -EFAULT to -EINVAL
at the time of writing. The TCS are triggered by the firmware
after the last of the CPUs has executed its WFI. Since these requests
may come in different batches of requests, it is the job of this
controller driver to find and arrange the requests into the available
TCSes.
Signed-off-by: Lina Iyer
Add device binding documentation for Qualcomm Technology Inc's RPMH RSC
driver. The driver is used for communicating resource state requests for
shared resources.
Cc: devicet...@vger.kernel.org
Signed-off-by: Lina Iyer
Reviewed-by: Rob Herring
---
Changes in v6:
- Address comments from
On Fri, Apr 20 2018 at 13:07 -0600, David Collins wrote:
On 04/18/2018 10:55 PM, Stephen Boyd wrote:
Quoting David Collins (2018-03-22 18:30:06)
On 03/21/2018 12:07 PM, Stephen Boyd wrote:
Quoting David Collins (2018-03-16 18:09:10)
diff --git a/drivers/regulator/Kconfig
On Fri, Apr 06 2018 at 19:21 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-05 09:18:28)
diff --git a/include/soc/qcom/rpmh.h b/include/soc/qcom/rpmh.h
new file mode 100644
index ..95334d4c1ede
--- /dev/null
+++ b/include/soc/qcom/rpmh.h
@@ -0,0 +1,34 @@
+/* SPDX-License
On Fri, Apr 06 2018 at 19:14 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-05 09:18:26)
diff --git a/Documentation/devicetree/bindings/soc/qcom/rpmh-rsc.txt
b/Documentation/devicetree/bindings/soc/qcom/rpmh-rsc.txt
new file mode 100644
index ..dcf71a5b302f
--- /dev/null
On Fri, Apr 06 2018 at 17:23 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-06 08:13:55)
From: Mahesh Sivasubramanian
Command DB is a simple database in the shared memory of QCOM SoCs, that
provides information regarding shared resources. Some shared resources
in the SoC have
to the SoC and the platform
are made available in the shared memory. Drivers can query this
information using predefined strings.
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed-by: Bjorn Andersson
Reviewed-by: Stephen Boyd
---
Changes in v6:
- Remove indirection and use
From: Mahesh Sivasubramanian
Command DB provides information on shared resources like clocks,
regulators etc., probed at boot by the remote subsytem and made
available in shared memory.
Cc: devicet...@vger.kernel.org
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed
/2018/4/6/756
Lina Iyer (2):
drivers: qcom: add command DB driver
dt-bindings: introduce Command DB for QCOM SoCs
.../bindings/reserved-memory/qcom,cmd-db.txt | 37 +++
drivers/of/platform.c | 1 +
drivers/soc/qcom/Kconfig | 9
On Tue, Apr 10 2018 at 18:31 -0600, Bjorn Andersson wrote:
On Thu 05 Apr 09:18 PDT 2018, Lina Iyer wrote:
diff --git a/drivers/soc/qcom/rpmh-internal.h b/drivers/soc/qcom/rpmh-internal.h
[..]
@@ -439,6 +445,107 @@ int rpmh_rsc_send_data(struct rsc_drv *drv, const struct
tcs_request *msg
On Tue, Apr 10 2018 at 20:23 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-09 08:36:31)
On Fri, Apr 06 2018 at 19:21 -0600, Stephen Boyd wrote:
>Quoting Lina Iyer (2018-04-05 09:18:28)
>> diff --git a/include/soc/qcom/rpmh.h b/include/soc/qcom/rpmh.h
>> new file mode
On Fri, Apr 13 2018 at 16:40 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-11 14:24:31)
On Wed, Apr 11 2018 at 09:29 -0600, Stephen Boyd wrote:
>Quoting Lina Iyer (2018-04-09 09:08:00)
>> On Fri, Apr 06 2018 at 19:14 -0600, Stephen Boyd wrote:
>> >Quoting Lina Iyer (2
states have been found/allocated.
This enables the caller of of_genpd_parse_idle_states() to easier act on
the returned error code.
Cc: Lina Iyer
Signed-off-by: Ulf Hansson
Reviewed-by: Lina Iyer
---
drivers/base/power/domain.c | 14 ++
1 file changed, 10 insertions(+), 4 deletions
ies the constraints.
Therefore, let's print a warning to inform the user about such bogus
configuration and avoid to bail out, by instead picking the shallowest
state before genpd invokes the ->power_off() callback.
Cc: Lina Iyer
Signed-off-by: Ulf Hansson
Reviewed-by: Lina Iyer
---
drivers/base
On Fri, Apr 13 2018 at 11:43 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-13 08:37:25)
On Tue, Apr 10 2018 at 22:39 -0600, Stephen Boyd wrote:
>Quoting Lina Iyer (2018-04-05 09:18:25)
>>
>> + */
>> +static irqreturn_t tcs_irq_handler(int irq, void *p)
>> +
we already pad out the string 'id' field
to exactly 8 bytes with the strncpy() onto the stack.
Cc: Mahesh Sivasubramanian
Cc: Lina Iyer
Cc: Bjorn Andersson
Cc: Evan Green
Signed-off-by: Stephen Boyd
---
Changes from inline patch:
* Fixed magic
* Made function for memcmp()
*
drivers/soc/qcom
On Tue, Apr 17 2018 at 11:22 -0600, Lina Iyer wrote:
On Thu, Apr 12 2018 at 16:41 -0600, Stephen Boyd wrote:
This driver deals with memory that is stored in little-endian format.
Update the structures with the proper little-endian types and then
do the proper conversions when reading the fields
we already pad out the string 'id' field
to exactly 8 bytes with the strncpy() onto the stack.
Cc: Mahesh Sivasubramanian
Cc: Lina Iyer
Cc: Bjorn Andersson
Cc: Evan Green
Signed-off-by: Stephen Boyd
---
Tested-by: Lina Iyer
Changes from v2:
* Fixed rsc_offset conversion to use
From: Mahesh Sivasubramanian
Command DB provides information on shared resources like clocks,
regulators etc., probed at boot by the remote subsytem and made
available in shared memory.
Cc: devicet...@vger.kernel.org
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed
://lkml.org/lkml/2018/2/8/588
[v3]: https://lkml.org/lkml/2018/2/16/842
[v4]: https://patchwork.kernel.org/patch/10242935/
[v5]: https://lkml.org/lkml/2018/3/14/787
[v6]: https://lkml.org/lkml/2018/4/5/451
Lina Iyer (2):
drivers: qcom: add command DB driver
dt-bindings: introduce Command DB for QCOM
to the SoC and the platform
are made available in the shared memory. Drivers can query this
information using predefined strings.
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed-by: Bjorn Andersson
---
Changes in v6:
- Remove indirection and use the actual command db
://www.spinics.net/lists/linux-arm-msm/msg32462.html
[v2]: https://lkml.org/lkml/2018/2/8/588
[v3]: https://lkml.org/lkml/2018/2/16/842
[v4]: https://patchwork.kernel.org/patch/10242935/
[v5]: https://lkml.org/lkml/2018/3/14/787
[v6]: https://lkml.org/lkml/2018/4/5/451
Lina Iyer (2):
drivers: qcom: add
to the SoC and the platform
are made available in the shared memory. Drivers can query this
information using predefined strings.
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed-by: Bjorn Andersson
---
Changes in v6:
- Remove indirection and use the actual command db
From: Mahesh Sivasubramanian
Command DB provides information on shared resources like clocks,
regulators etc., probed at boot by the remote subsytem and made
available in shared memory.
Cc: devicet...@vger.kernel.org
Signed-off-by: Mahesh Sivasubramanian
Signed-off-by: Lina Iyer
Reviewed
On Mon, Apr 16 2018 at 00:01 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-16 09:08:18)
On Fri, Apr 13 2018 at 16:40 -0600, Stephen Boyd wrote:
>Well it seems like an RSC contains many DRVs and those DRVs contain many
>TCSes. This is what I get after talking with Bjorn
On Wed, Apr 18 2018 at 00:12 -0600, Stephen Boyd wrote:
Quoting Lina Iyer (2018-04-05 09:18:31)
Active state requests are sent immediately to the mailbox controller,
Drive by note, mailbox went away from this code so grep 'mailbox' or
'mbox' on these patches should come up with zero hits
On Mon, Mar 05 2018 at 16:15 -0700, Bjorn Andersson wrote:
On Mon 26 Feb 09:58 PST 2018, Lina Iyer wrote:
From: Mahesh Sivasubramanian
Command DB provides information on shared resources like clocks,
regulators etc., probed at boot by the remote subsytem and made
available in shared memory
On Mon, Mar 05 2018 at 17:21 -0700, Stephen Boyd wrote:
Quoting Lina Iyer (2018-02-26 09:58:02)
diff --git a/Documentation/devicetree/bindings/arm/msm/cmd-db.txt
b/Documentation/devicetree/bindings/arm/msm/cmd-db.txt
new file mode 100644
index ..5737ed2ac6e8
--- /dev/null
+++ b
On Mon, Mar 05 2018 at 11:42 -0700, Stephen Boyd wrote:
Quoting Lina Iyer (2018-02-26 09:58:01)
diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c
new file mode 100644
index ..0792a2a98fc9
--- /dev/null
+++ b/drivers/soc/qcom/cmd-db.c
@@ -0,0 +1,319 @@
+/* SPDX
On Tue, Mar 06 2018 at 09:21 -0700, Lina Iyer wrote:
On Mon, Mar 05 2018 at 11:42 -0700, Stephen Boyd wrote:
Quoting Lina Iyer (2018-02-26 09:58:01)
+size_t cmd_db_read_aux_data_len(const char *id)
+{
+ int ret;
+ struct entry_header ent;
+ struct rsc_hdr rsc_hdr
On Tue, Mar 06 2018 at 14:47 -0700, Steven Rostedt wrote:
On Tue, 6 Mar 2018 13:38:06 +0800
kbuild test robot wrote:
>> drivers/soc/qcom/./trace-rpmh.h:29:3: error: implicit declaration of
function '__assign_string'; did you mean '__assign_str'?
[-Werror=implicit-function-declaration]
On Tue, Mar 06 2018 at 14:56 -0700, Lina Iyer wrote:
On Tue, Mar 06 2018 at 14:47 -0700, Steven Rostedt wrote:
On Tue, 6 Mar 2018 13:38:06 +0800
kbuild test robot wrote:
drivers/soc/qcom/./trace-rpmh.h:29:3: error: implicit declaration of function
'__assign_string'; did you mean
On Mon, Mar 05 2018 at 13:45 -0700, Evan Green wrote:
Hi Lina,
On Fri, Mar 2, 2018 at 8:43 AM, Lina Iyer wrote:
Active state requests are sent immediately to the mailbox controller,
while sleep and wake state requests are cached in this driver to avoid
taxing the mailbox controller repeatedly
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