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Qualcomm ARM Based Driver Updates for v5.1

Browse source 
* Add Qualcomm RPMh power domain driver and related changes
 * Fix issues with sleep/wake sets and batch API in RPMh
 * Update MAINTAINERS Qualcomm entry
 * Fixup RMTFS-mem sysfs and uevents
 * Fix error handling in GSBI
 * Add SMD-RPM compatible entry for SDM660
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Merge tag 'qcom-drivers-for-5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into arm/drivers

Qualcomm ARM Based Driver Updates for v5.1

* Add Qualcomm RPMh power domain driver and related changes
* Fix issues with sleep/wake sets and batch API in RPMh
* Update MAINTAINERS Qualcomm entry
* Fixup RMTFS-mem sysfs and uevents
* Fix error handling in GSBI
* Add SMD-RPM compatible entry for SDM660

* tag 'qcom-drivers-for-5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux:
  soc: qcom: smd-rpm: Add sdm660 compatible
  soc: qcom: gsbi: Fix error handling in gsbi_probe()
  soc: qcom: rpmh: Avoid accessing freed memory from batch API
  drivers: qcom: rpmh: avoid sending sleep/wake sets immediately
  soc: qcom: rmtfs-mem: Make sysfs attributes world-readable
  soc: qcom: rmtfs-mem: Add class to enable uevents
  soc: qcom: update config dependencies for QCOM_RPMPD
  soc: qcom: rpmpd: Drop family A RPM dependency
  MAINTAINERS: update list of qcom drivers
  soc: qcom: rpmhpd: Mark mx as a parent for cx
  soc: qcom: rpmhpd: Add RPMh power domain driver
  soc: qcom: rpmpd: Add support for get/set performance state
  soc: qcom: rpmpd: Add a Power domain driver to model corners
  dt-bindings: power: Add qcom rpm power domain driver bindings
  OPP: Add support for parsing the 'opp-level' property
  dt-bindings: opp: Introduce opp-level bindings

Signed-off-by: Arnd Bergmann <[email protected]>
This commit is contained in:
Arnd Bergmann 2019-02-15 17:58:41 +01:00
commit 405bcfff17
17 changed files with 1035 additions and 32 deletions
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18
drivers/opp/core.c
View file

@ -130,6 +130,24 @@ unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp)
}
EXPORT_SYMBOL_GPL(dev_pm_opp_get_freq);
/**
* dev_pm_opp_get_level() - Gets the level corresponding to an available opp
* @opp: opp for which level value has to be returned for
*
* Return: level read from device tree corresponding to the opp, else
* return 0.
*/
unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp)
{
if (IS_ERR_OR_NULL(opp) || !opp->available) {
pr_err("%s: Invalid parameters\n", __func__);
return 0;
}
return opp->level;
}
EXPORT_SYMBOL_GPL(dev_pm_opp_get_level);
/**
* dev_pm_opp_is_turbo() - Returns if opp is turbo OPP or not
* @opp: opp for which turbo mode is being verified

2
drivers/opp/of.c
View file

@ -594,6 +594,8 @@ static struct dev_pm_opp *_opp_add_static_v2(struct opp_table *opp_table,
new_opp->rate = (unsigned long)rate;
}
of_property_read_u32(np, "opp-level", &new_opp->level);
/* Check if the OPP supports hardware's hierarchy of versions or not */
if (!_opp_is_supported(dev, opp_table, np)) {
dev_dbg(dev, "OPP not supported by hardware: %llu\n", rate);

2
drivers/opp/opp.h
View file

@ -60,6 +60,7 @@ extern struct list_head opp_tables;
* @suspend: true if suspend OPP
* @pstate: Device's power domain's performance state.
* @rate: Frequency in hertz
* @level: Performance level
* @supplies: Power supplies voltage/current values
* @clock_latency_ns: Latency (in nanoseconds) of switching to this OPP's
* frequency from any other OPP's frequency.
@ -80,6 +81,7 @@ struct dev_pm_opp {
bool suspend;
unsigned int pstate;
unsigned long rate;
unsigned int level;
struct dev_pm_opp_supply *supplies;