On 18/03/2020 12:45, Lukasz Luba wrote:
> The overhauled Energy Model (EM) framework support also devfreq devices.
> The unified API interface of the EM can be used in the thermal subsystem to
> not duplicate code. The power table now is taken from EM structure and
> there is no need to maintain calculation for it locally. In case when the
> EM is not provided by the device a simple interface for cooling device is
> used.
>
> There is also an improvement in code related to enabling/disabling OPPs,
> which prevents from race condition with devfreq governors.
>
> [lkp: Reported the build warning]
> Reported-by: kbuild test robot <l...@intel.com>
> Reviewed-by: Steven Rostedt (VMware) <rost...@goodmis.org> # for tracing code
> Signed-off-by: Lukasz Luba <lukasz.l...@arm.com>
The changes are too big, please split this patch into smaller chunks.
> ---
> drivers/thermal/devfreq_cooling.c | 474 ++++++++++++++++--------------
> include/linux/devfreq_cooling.h | 39 +--
> include/trace/events/thermal.h | 19 +-
> 3 files changed, 277 insertions(+), 255 deletions(-)
>
> diff --git a/drivers/thermal/devfreq_cooling.c
> b/drivers/thermal/devfreq_cooling.c
[ ... ]
> struct devfreq_cooling_device {
> int id;
> struct thermal_cooling_device *cdev;
> struct devfreq *devfreq;
> unsigned long cooling_state;
> - u32 *power_table;
> u32 *freq_table;
> - size_t freq_table_size;
> + size_t max_level;
Could you rename it to 'max_state' ?
[ ... ]
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