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authorLinus Torvalds <torvalds@linux-foundation.org>2023-10-31 15:38:12 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2023-10-31 15:38:12 -1000
commitad1871ad8d9b3d252390ade8e2bcab7b773173ad (patch)
treee2f887618dc3bdb6d56063d341dad2d1477c8535 /drivers/cpufreq/cpufreq_conservative.c
parentd4b671d4c66cd57ccebeae659d9b18e28a4fc9e8 (diff)
parentbf224871c27a7c7e2146d667176977ffe3752750 (diff)
Merge tag 'pm-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management updates from Rafael Wysocki: "These add new hardware support (new Qualcomm SoC versions in cpufreq, RK3568/RK3588 in devfreq), extend the OPP (operating performance points) framework, improve cpufreq governors, fix issues and clean up code (most of the changes are in cpufreq and devfreq). Specifics: - Add support for several Qualcomm SoC versions and other similar changes (Christian Marangi, Dmitry Baryshkov, Luca Weiss, Neil Armstrong, Richard Acayan, Robert Marko, Rohit Agarwal, Stephan Gerhold and Varadarajan Narayanan) - Clean up the tegra cpufreq driver (Sumit Gupta) - Use of_property_read_reg() to parse "reg" in pmac32 driver (Rob Herring) - Add support for TI's am62p5 Soc (Bryan Brattlof) - Make ARM_BRCMSTB_AVS_CPUFREQ depends on !ARM_SCMI_CPUFREQ (Florian Fainelli) - Update Kconfig to mention i.MX7 as well (Alexander Stein) - Revise global turbo disable check in intel_pstate (Srinivas Pandruvada) - Carry out initialization of sg_cpu in the schedutil cpufreq governor in one loop (Liao Chang) - Simplify the condition for storing 'down_threshold' in the conservative cpufreq governor (Liao Chang) - Use fine-grained mutex in the userspace cpufreq governor (Liao Chang) - Move is_managed indicator in the userspace cpufreq governor into a per-policy structure (Liao Chang) - Rebuild sched-domains when removing cpufreq driver (Pierre Gondois) - Fix buffer overflow detection in trans_stats() (Christian Marangi) - Switch to dev_pm_opp_find_freq_(ceil/floor)_indexed() APIs to support specific devices like UFS which handle multiple clocks through OPP (Operating Performance Point) framework (Manivannan Sadhasivam) - Add perf support to the Rockchip DFI (DDR Monitor Module) devfreq- event driver: * Generalize rockchip-dfi.c to support new RK3568/RK3588 using different DDR type (Sascha Hauer). * Convert DT binding document format to yaml (Sascha Hauer). * Add perf support for DFI (a unit suitable for measuring DDR utilization) to rockchip-dfi.c to extend DFI usage (Sascha Hauer) - Add locking to the OPP handling code in the Mediatek CCI devfreq driver, because the voltage of shared OPP might be changed by multiple drivers (Mark Tseng, Dan Carpenter) - Use device_get_match_data() in the Samsung Exynos PPMU devfreq-event driver (Rob Herring) - Extend support for the opp-level beyond required-opps (Ulf Hansson) - Add dev_pm_opp_find_level_floor() (Krishna chaitanya chundru) - dt-bindings: Allow opp-peak-kBpsfor kryo CPUs, support Qualcomm Krait SoCs and document named opp-microvolt property (Bjorn Andersson, Dmitry Baryshkov and Christian Marangi) - Fix -Wunsequenced warning _of_add_opp_table_v1() (Nathan Chancellor) - General cleanup of OPP code (Viresh Kumar) - Use __get_safe_page() rather than touching the list in hibernation snapshot code (Brian Geffon) - Fix symbol export for _SIMPLE_ variants of _PM_OPS() (Raag Jadav) - Clean up sync_read handling in snapshot_write_next() (Brian Geffon) - Fix kerneldoc comments for swsusp_check() and swsusp_close() to better match code (Christoph Hellwig) - Downgrade BIOS locked limits pr_warn() in the Intel RAPL power capping driver to pr_debug() (Ville Syrjälä) - Change the minimum python version for the intel_pstate_tracer utility from 2.7 to 3.6 (Doug Smythies)" * tag 'pm-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (82 commits) dt-bindings: cpufreq: qcom-hw: document SM8650 CPUFREQ Hardware cpufreq: arm: Kconfig: Add i.MX7 to supported SoC for ARM_IMX_CPUFREQ_DT cpufreq: qcom-nvmem: add support for IPQ8064 cpufreq: qcom-nvmem: also accept operating-points-v2-krait-cpu cpufreq: qcom-nvmem: drop pvs_ver for format a fuses dt-bindings: cpufreq: qcom-cpufreq-nvmem: Document krait-cpu cpufreq: qcom-nvmem: add support for IPQ6018 dt-bindings: cpufreq: qcom-cpufreq-nvmem: document IPQ6018 cpufreq: qcom-nvmem: Add MSM8909 cpufreq: qcom-nvmem: Simplify driver data allocation powercap: intel_rapl: Downgrade BIOS locked limits pr_warn() to pr_debug() cpufreq: stats: Fix buffer overflow detection in trans_stats() dt-bindings: devfreq: event: rockchip,dfi: Add rk3588 support dt-bindings: devfreq: event: rockchip,dfi: Add rk3568 support dt-bindings: devfreq: event: convert Rockchip DFI binding to yaml PM / devfreq: rockchip-dfi: add support for RK3588 PM / devfreq: rockchip-dfi: account for multiple DDRMON_CTRL registers PM / devfreq: rockchip-dfi: make register stride SoC specific PM / devfreq: rockchip-dfi: Add perf support PM / devfreq: rockchip-dfi: give variable a better name ...
Diffstat (limited to 'drivers/cpufreq/cpufreq_conservative.c')
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index b6bd0ff35323..56500b25d77c 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -187,8 +187,7 @@ static ssize_t down_threshold_store(struct gov_attr_set *attr_set,
ret = sscanf(buf, "%u", &input);
/* cannot be lower than 1 otherwise freq will not fall */
- if (ret != 1 || input < 1 || input > 100 ||
- input >= dbs_data->up_threshold)
+ if (ret != 1 || input < 1 || input >= dbs_data->up_threshold)
return -EINVAL;
cs_tuners->down_threshold = input;