Evolution-X-Devices/kernel_xiaomi_raphael
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

devfreq_boost: Update and expand to handle CPUBW/LLCCBW boosting

Browse Source 
This will enable us to more accurately replicate Pixel 4 userspace
DDR boosting by adding support for both CPUBW and LLCCBW devices.

https://android.googlesource.com/device/google/coral/+/refs/heads/master/init.power.rc
https://android.googlesource.com/device/google/coral/+/refs/heads/master/powerhint.json

Signed-off-by: idkwhoiam322 <idkwhoiam322@raphielgang.org>
Signed-off-by: Adam W. Willis <return.of.octobot@gmail.com>
Signed-off-by: Yaroslav Furman <yaro330@gmail.com>
Signed-off-by: UtsavBalar1231 <utsavbalar1231@gmail.com>
This commit is contained in:
idkwhoiam322
2020-01-29 05:23:27 -05:00
committed by UtsavBalar1231
parent cd504c975d
commit 77817b0443
6 changed files with 20 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/devfreq/Kconfig
View File

@@ -292,7 +292,14 @@ config DEVFREQ_MSM_CPUBW_BOOST_FREQ
int "Boost freq for cpubw device"
default "0"
help
Boost frequency for the MSM DDR bus.
CPUBW boost frequency for the MSM DDR bus.
config DEVFREQ_MSM_LLCCBW_BOOST_FREQ
int "Boost freq for llccbw device"
default "0"
help
LLCCBW boost frequency for the MSM DDR bus.
endif

4
drivers/devfreq/devfreq_boost.c
View File

@@ -50,7 +50,9 @@ static void devfreq_max_unboost(struct work_struct *work);
static struct df_boost_drv df_boost_drv_g __read_mostly = {
BOOST_DEV_INIT(df_boost_drv_g, DEVFREQ_MSM_CPUBW,
CONFIG_DEVFREQ_MSM_CPUBW_BOOST_FREQ)
CONFIG_DEVFREQ_MSM_CPUBW_BOOST_FREQ),
BOOST_DEV_INIT(df_boost_drv_g, DEVFREQ_MSM_LLCCBW,
CONFIG_DEVFREQ_MSM_LLCCBW_BOOST_FREQ)
};
static void __devfreq_boost_kick(struct boost_dev *b)

5
drivers/devfreq/devfreq_devbw.c
View File

@@ -238,9 +238,12 @@ int devfreq_add_devbw(struct device *dev)
return PTR_ERR(d->df);
}
if (!strcmp(dev_name(dev), "soc:qcom,cpu-llcc-ddr-bw"))
if (!strcmp(dev_name(dev), "soc:qcom,cpu-cpu-llcc-bw"))
devfreq_register_boost_device(DEVFREQ_MSM_CPUBW, d->df);
if (!strcmp(dev_name(dev), "soc:qcom,cpu-llcc-ddr-bw"))
devfreq_register_boost_device(DEVFREQ_MSM_LLCCBW, d->df);
return 0;
}

4
drivers/gpu/drm/drm_atomic.c
View File

@@ -2248,8 +2248,10 @@ int drm_mode_atomic_ioctl(struct drm_device *dev,
(arg->flags & DRM_MODE_PAGE_FLIP_EVENT))
return -EINVAL;
if (!(arg->flags & DRM_MODE_ATOMIC_TEST_ONLY))
if (!(arg->flags & DRM_MODE_ATOMIC_TEST_ONLY)) {
devfreq_boost_kick(DEVFREQ_MSM_CPUBW);
devfreq_boost_kick(DEVFREQ_MSM_LLCCBW);
}
drm_modeset_acquire_init(&ctx, 0);

1
include/linux/devfreq_boost.h
View File

@@ -9,6 +9,7 @@
enum df_device {
DEVFREQ_MSM_CPUBW,
DEVFREQ_MSM_LLCCBW,
DEVFREQ_MAX
};

1
mm/page_alloc.c
View File

@@ -4217,6 +4217,7 @@ retry:
/* Boost when memory is low so allocation latency doesn't get too bad */
cpu_input_boost_kick_max(100);
devfreq_boost_kick_max(DEVFREQ_MSM_LLCCBW, 100);
devfreq_boost_kick_max(DEVFREQ_MSM_CPUBW, 100);
if (should_reclaim_retry(gfp_mask, order, ac, alloc_flags,