From 2a2c16af5f9f1ccfc93a13e820d5381e5c881e92 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Wed, 18 Apr 2018 12:59:00 -0700 Subject: gpu: nvgpu: Move Linux files away from common Move all Linux source code files to drivers/gpu/nvgpu/os/linux from drivers/gpu/nvgpu/common/linux. This changes the meaning of common to be OS independent. JIRA NVGPU-598 JIRA NVGPU-601 Change-Id: Ib7f2a43d3688bb0d0b7dcc48469a6783fd988ce9 Signed-off-by: Terje Bergstrom Reviewed-on: https://git-master.nvidia.com/r/1747714 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/os/linux/scale.h | 66 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 drivers/gpu/nvgpu/os/linux/scale.h (limited to 'drivers/gpu/nvgpu/os/linux/scale.h') diff --git a/drivers/gpu/nvgpu/os/linux/scale.h b/drivers/gpu/nvgpu/os/linux/scale.h new file mode 100644 index 00000000..c1e6fe86 --- /dev/null +++ b/drivers/gpu/nvgpu/os/linux/scale.h @@ -0,0 +1,66 @@ +/* + * gk20a clock scaling profile + * + * Copyright (c) 2013-2016, NVIDIA Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef GK20A_SCALE_H +#define GK20A_SCALE_H + +#include + +struct clk; + +struct gk20a_scale_profile { + struct device *dev; + ktime_t last_event_time; + struct devfreq_dev_profile devfreq_profile; + struct devfreq_dev_status dev_stat; + struct notifier_block qos_notify_block; + unsigned long qos_min_freq; + unsigned long qos_max_freq; + void *private_data; +}; + +/* Initialization and de-initialization for module */ +void gk20a_scale_init(struct device *); +void gk20a_scale_exit(struct device *); +void gk20a_scale_hw_init(struct device *dev); + +#if defined(CONFIG_GK20A_DEVFREQ) +/* + * call when performing submit to notify scaling mechanism that the module is + * in use + */ +void gk20a_scale_notify_busy(struct device *); +void gk20a_scale_notify_idle(struct device *); + +void gk20a_scale_suspend(struct device *); +void gk20a_scale_resume(struct device *); +int gk20a_scale_qos_notify(struct notifier_block *nb, + unsigned long n, void *p); +#else +static inline void gk20a_scale_notify_busy(struct device *dev) {} +static inline void gk20a_scale_notify_idle(struct device *dev) {} +static inline void gk20a_scale_suspend(struct device *dev) {} +static inline void gk20a_scale_resume(struct device *dev) {} +static inline int gk20a_scale_qos_notify(struct notifier_block *nb, + unsigned long n, void *p) +{ + return -ENOSYS; +} +#endif + +#endif -- cgit v1.2.2