47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/*
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* gk20a clock scaling profile
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*
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* Copyright (c) 2013, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GK20A_SCALE_H
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#define GK20A_SCALE_H
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#include <linux/nvhost.h>
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#include <linux/devfreq.h>
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#include "nvhost_scale.h"
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struct platform_device;
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struct host1x_actmon;
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struct clk;
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/* Initialization and de-initialization for module */
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void nvhost_gk20a_scale_init(struct platform_device *);
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void nvhost_gk20a_scale_deinit(struct platform_device *);
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/*
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* call when performing submit to notify scaling mechanism that the module is
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* in use
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*/
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void nvhost_gk20a_scale_notify_busy(struct platform_device *);
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void nvhost_gk20a_scale_notify_idle(struct platform_device *);
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void nvhost_gk20a_scale_hw_init(struct platform_device *);
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void nvhost_gk20a_scale_callback(struct nvhost_device_profile *profile,
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unsigned long freq);
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#endif
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