80 lines
2.3 KiB
C

/*
* Copyright (c) 2013, 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 __TEGRA_MC_H_
#define __TEGRA_MC_H_
#include <linux/of.h>
#ifdef CONFIG_TEGRA114_MC
u32 tegra114_mc_readl(u32 offs);
void tegra114_mc_writel(u32 val, u32 offs);
#else
static inline u32 tegra114_mc_readl(u32 offs) { return -ENODEV; }
static inline void tegra114_mc_writel(u32 val, u32 offs) {}
#endif
#ifdef CONFIG_TEGRA124_MC
u32 tegra124_mc_readl(u32 offs);
void tegra124_mc_writel(u32 val, u32 offs);
int tegra124_mc_check_vpr(void);
#else
static inline u32 tegra124_mc_readl(u32 offs) { return -ENODEV; }
static inline void tegra124_mc_writel(u32 val, u32 offs) {}
static int tegra124_mc_check_vpr(void) { return -ENODEV; }
#endif
#define TEGRA_MC_CLIENT_AFI 0
#define TEGRA_MC_CLIENT_DC 2
#define TEGRA_MC_CLIENT_DCB 3
#define TEGRA_MC_CLIENT_EPP 4
#define TEGRA_MC_CLIENT_G2 5
#define TEGRA_MC_CLIENT_ISP 8
#define TEGRA_MC_CLIENT_MSENC 11
#define TEGRA_MC_CLIENT_MPE 11
#define TEGRA_MC_CLIENT_NV 12
#define TEGRA_MC_CLIENT_SATA 15
#define TEGRA_MC_CLIENT_VDE 16
#define TEGRA_MC_CLIENT_VI 17
#define TEGRA_MC_CLIENT_VIC 18
#define TEGRA_MC_CLIENT_XUSB_HOST 19
#define TEGRA_MC_CLIENT_XUSB_DEV 20
#define TEGRA_MC_CLIENT_TSEC 22
#define TEGRA_MC_CLIENT_ISPB 33
#define TEGRA_MC_CLIENT_GPU 34
#ifdef CONFIG_TEGRA124_MC
int tegra_mc_flush(int id);
int tegra_mc_flush_done(int id);
#else
static inline int tegra_mc_flush(int id)
{ return 0; }
static inline int tegra_mc_flush_done(int id)
{ return 0; }
#endif
int tegra124_mc_register_notify(struct notifier_block *nb);
static __maybe_unused inline int tegra_mc_get_effective_bytes_width(void)
{
if (of_machine_is_compatible("nvidia,tegra124"))
return 8;
else
return 4;
}
#endif