tegrakernel/kernel/nvidia/drivers/video/tegra/host/host1x/host1x_actmon.h

61 lines
1.4 KiB
C

/*
* Tegra Graphics Host Actmon
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef __HOST1X_ACTMON_H
#define __HOST1X_ACTMON_H
struct dentry;
struct host1x_actmon;
enum init_e {
ACTMON_OFF = 0,
ACTMON_READY = 1,
ACTMON_SLEEP = 2
};
enum type_e {
ENGINE_ACTMON = 0,
MAX_ACTMON = 1
};
enum wmark_type_e {
ACTMON_INTR_ABOVE_WMARK = 1,
ACTMON_INTR_BELOW_WMARK = 2
};
struct host1x_actmon {
/* Set to 1 if actmon has been initialized */
enum init_e init;
enum type_e type;
struct nvhost_master *host;
void __iomem *regs;
struct clk *clk;
/* Store actmon period. clks_per_sample can be used even when host1x is
* not active. */
long usecs_per_sample;
long clks_per_sample;
int k;
int divider;
struct platform_device *pdev;
};
#endif