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gpu: host1x: move actmon specific code under CONFIG_PM_DEVFREQ

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Move actmon.c file under CONFIG_PM_DEVFREQ and
stub the functions when it is not enabled.

Jira HOSTX-5885

Change-Id: I8e6f86c617061587e4034a184f9a7d82a41a4a03
Signed-off-by: Santosh BS <santoshb@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3297630
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Santosh BS
2025-02-06 06:23:09 +00:00
committed by Jon Hunter
parent 2a4ac9e68f
commit aa7bcad3cf
3 changed files with 56 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/host1x/Makefile
View File

@@ -10,8 +10,8 @@ host1x-y = \
channel.o \ channel.o \
job.o \ job.o \
debug.o \ debug.o \
fence.o \ fence.o
actmon.o
ifneq ($(filter y, $(CONFIG_ARCH_TEGRA_2x_SOC) $(CONFIG_ARCH_TEGRA_3x_SOC)),) ifneq ($(filter y, $(CONFIG_ARCH_TEGRA_2x_SOC) $(CONFIG_ARCH_TEGRA_3x_SOC)),)
host1x-y += hw/host1x01.o host1x-y += hw/host1x01.o
@@ -25,8 +25,7 @@ host1x-$(CONFIG_ARCH_TEGRA_234_SOC) += hw/host1x08.o
host1x-$(CONFIG_ARCH_TEGRA_264_SOC) += hw/host1x09.o host1x-$(CONFIG_ARCH_TEGRA_264_SOC) += hw/host1x09.o
host1x-$(CONFIG_DRM_TEGRA_HAVE_DISPLAY) += mipi.o host1x-$(CONFIG_DRM_TEGRA_HAVE_DISPLAY) += mipi.o
host1x-$(CONFIG_PM_DEVFREQ) += actmon.o
host1x-$(CONFIG_IOMMU_API) += \ host1x-$(CONFIG_IOMMU_API) += context.o
context.o
obj-m := host1x.o obj-m := host1x.o

8
drivers/gpu/host1x/actmon.h
View File

@@ -2,7 +2,7 @@
/* /*
* Tegra host1x Actmon * Tegra host1x Actmon
* *
* Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved. * Copyright (c) 2023-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
*/ */
#ifndef HOST1X_ACTMON_H #ifndef HOST1X_ACTMON_H
@@ -44,6 +44,12 @@ struct host1x_actmon {
struct host1x; struct host1x;
#ifdef CONFIG_PM_DEVFREQ
void host1x_actmon_handle_interrupt(struct host1x *host, int classid); void host1x_actmon_handle_interrupt(struct host1x *host, int classid);
#else
static inline void host1x_actmon_handle_interrupt(struct host1x *host, int classid)
{
}
#endif
#endif #endif

45
include/linux/host1x-next.h
View File

@@ -581,6 +581,7 @@ static inline void host1x_memory_context_unmap(struct host1x_context_mapping *m)
} }
#endif #endif
#ifdef CONFIG_PM_DEVFREQ
int host1x_actmon_read_avg_count(struct host1x_client *client); int host1x_actmon_read_avg_count(struct host1x_client *client);
int host1x_actmon_register(struct host1x_client *client); int host1x_actmon_register(struct host1x_client *client);
void host1x_actmon_unregister(struct host1x_client *client); void host1x_actmon_unregister(struct host1x_client *client);
@@ -597,5 +598,49 @@ void host1x_actmon_update_active_wmark(struct host1x_client *client,
u32 consec_lower_wmark, u32 consec_lower_wmark,
bool upper_wmark_enabled, bool upper_wmark_enabled,
bool lower_wmark_enabled); bool lower_wmark_enabled);
#else
static inline int host1x_actmon_read_avg_count(struct host1x_client *client)
{
return -ENODEV;
}
static inline int host1x_actmon_register(struct host1x_client *client)
{
return -ENODEV;
}
static inline void host1x_actmon_unregister(struct host1x_client *client)
{
}
static inline void host1x_actmon_enable(struct host1x_client *client)
{
}
static inline void host1x_actmon_disable(struct host1x_client *client)
{
}
static inline void host1x_actmon_update_client_rate(struct host1x_client *client,
unsigned long rate,
u32 *weight)
{
}
static inline void host1x_actmon_read_active_norm(struct host1x_client *client, unsigned long *usage)
{
*usage = 0;
}
static inline void host1x_actmon_update_active_wmark(struct host1x_client *client,
u32 avg_upper_wmark,
u32 avg_lower_wmark,
u32 consec_upper_wmark,
u32 consec_lower_wmark,
bool upper_wmark_enabled,
bool lower_wmark_enabled)
{
}
#endif
#endif #endif