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/*
* drivers/video/tegra/host/chip_support.h
*
* Tegra Graphics Host Chip Support
*
* Copyright (c) 2011-2014, 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 _NVHOST_CHIP_SUPPORT_H_
#define _NVHOST_CHIP_SUPPORT_H_
#include <linux/nvhost_ioctl.h>
#include <linux/types.h>
struct output;
struct nvhost_master;
struct nvhost_intr;
struct nvhost_syncpt;
struct nvhost_userctx_timeout;
struct nvhost_channel;
struct nvhost_hwctx;
struct nvhost_cdma;
struct nvhost_job;
struct push_buffer;
struct nvhost_as;
struct nvhost_syncpt;
struct dentry;
struct nvhost_job;
struct nvhost_job_unpin;
struct nvhost_intr_syncpt;
struct mem_handle;
struct mem_mgr;
struct platform_device;
struct host1x_actmon;
struct nvhost_cdma_ops {
void (*start)(struct nvhost_cdma *);
void (*stop)(struct nvhost_cdma *);
void (*kick)(struct nvhost_cdma *);
int (*timeout_init)(struct nvhost_cdma *,
u32 syncpt_id);
void (*timeout_destroy)(struct nvhost_cdma *);
void (*timeout_teardown_begin)(struct nvhost_cdma *);
void (*timeout_teardown_end)(struct nvhost_cdma *,
u32 getptr);
void (*timeout_pb_cleanup)(struct nvhost_cdma *,
u32 getptr, u32 nr_slots);
};
struct nvhost_pushbuffer_ops {
void (*reset)(struct push_buffer *);
int (*init)(struct push_buffer *);
void (*destroy)(struct push_buffer *);
void (*push_to)(struct push_buffer *,
u32 op1, u32 op2);
void (*pop_from)(struct push_buffer *,
unsigned int slots);
u32 (*space)(struct push_buffer *);
u32 (*putptr)(struct push_buffer *);
};
struct nvhost_debug_ops {
void (*debug_init)(struct dentry *de);
void (*show_channel_cdma)(struct nvhost_master *,
struct nvhost_channel *,
struct output *,
int chid);
void (*show_channel_fifo)(struct nvhost_master *,
struct nvhost_channel *,
struct output *,
int chid);
void (*show_mlocks)(struct nvhost_master *m,
struct output *o);
};
struct nvhost_syncpt_ops {
void (*reset)(struct nvhost_syncpt *, u32 id);
void (*reset_wait_base)(struct nvhost_syncpt *, u32 id);
void (*read_wait_base)(struct nvhost_syncpt *, u32 id);
u32 (*update_min)(struct nvhost_syncpt *, u32 id);
void (*cpu_incr)(struct nvhost_syncpt *, u32 id);
int (*patch_wait)(struct nvhost_syncpt *sp,
void *patch_addr);
void (*debug)(struct nvhost_syncpt *);
const char * (*name)(struct nvhost_syncpt *, u32 id);
int (*mutex_try_lock)(struct nvhost_syncpt *,
unsigned int idx);
void (*mutex_unlock)(struct nvhost_syncpt *,
unsigned int idx);
void (*mutex_owner)(struct nvhost_syncpt *,
unsigned int idx,
bool *cpu, bool *ch,
unsigned int *chid);
};
struct nvhost_intr_ops {
void (*init_host_sync)(struct nvhost_intr *);
void (*set_host_clocks_per_usec)(
struct nvhost_intr *, u32 clocks);
void (*set_syncpt_threshold)(
struct nvhost_intr *, u32 id, u32 thresh);
void (*enable_syncpt_intr)(struct nvhost_intr *, u32 id);
void (*disable_syncpt_intr)(struct nvhost_intr *, u32 id);
void (*disable_all_syncpt_intrs)(struct nvhost_intr *);
int (*request_host_general_irq)(struct nvhost_intr *);
void (*free_host_general_irq)(struct nvhost_intr *);
int (*free_syncpt_irq)(struct nvhost_intr *);
};
struct nvhost_dev_ops {
struct nvhost_channel *(*alloc_nvhost_channel)(
struct platform_device *dev);
void (*free_nvhost_channel)(struct nvhost_channel *ch);
void (*set_nvhost_chanops)(struct nvhost_channel *ch);
};
struct nvhost_actmon_ops {
int (*init)(struct host1x_actmon *actmon);
void (*deinit)(struct host1x_actmon *actmon);
int (*read_avg)(struct host1x_actmon *actmon, u32 *val);
int (*above_wmark_count)(struct host1x_actmon *actmon);
int (*below_wmark_count)(struct host1x_actmon *actmon);
int (*read_avg_norm)(struct host1x_actmon *actmon, u32 *val);
void (*update_sample_period)(struct host1x_actmon *actmon);
void (*set_sample_period_norm)(struct host1x_actmon *actmon,
long usecs);
long (*get_sample_period_norm)(struct host1x_actmon *actmon);
long (*get_sample_period)(struct host1x_actmon *actmon);
void (*set_k)(struct host1x_actmon *actmon, u32 k);
u32 (*get_k)(struct host1x_actmon *actmon);
void (*debug_init)(struct host1x_actmon *actmon, struct dentry *de);
};
struct nvhost_chip_support {
const char * soc_name;
struct nvhost_cdma_ops cdma;
struct nvhost_pushbuffer_ops push_buffer;
struct nvhost_debug_ops debug;
struct nvhost_syncpt_ops syncpt;
struct nvhost_intr_ops intr;
struct nvhost_dev_ops nvhost_dev;
struct nvhost_actmon_ops actmon;
void (*remove_support)(struct nvhost_chip_support *op);
void *priv;
};
/* The reason these accumulate is that 3x uses
* some of the 2x code, and likewise 12x vs prior.
*/
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
#define TEGRA_2X_OR_HIGHER_CONFIG
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
#define TEGRA_3X_OR_HIGHER_CONFIG
#define TEGRA_2X_OR_HIGHER_CONFIG
#endif
#ifdef CONFIG_ARCH_TEGRA_11x_SOC
#define TEGRA_11X_OR_HIGHER_CONFIG
#define TEGRA_3X_OR_HIGHER_CONFIG
#define TEGRA_2X_OR_HIGHER_CONFIG
#endif
#ifdef CONFIG_ARCH_TEGRA_14x_SOC
#define TEGRA_14X_OR_HIGHER_CONFIG
#define TEGRA_11X_OR_HIGHER_CONFIG
#define TEGRA_3X_OR_HIGHER_CONFIG
#define TEGRA_2X_OR_HIGHER_CONFIG
#endif
#ifdef CONFIG_ARCH_TEGRA_12x_SOC
#define TEGRA_12X_OR_HIGHER_CONFIG
#define TEGRA_14X_OR_HIGHER_CONFIG
#define TEGRA_11X_OR_HIGHER_CONFIG
#define TEGRA_3X_OR_HIGHER_CONFIG
#define TEGRA_2X_OR_HIGHER_CONFIG
#endif
struct nvhost_chip_support *nvhost_get_chip_ops(void);
#define host_device_op() (nvhost_get_chip_ops()->nvhost_dev)
#define channel_cdma_op() (nvhost_get_chip_ops()->cdma)
#define syncpt_op() (nvhost_get_chip_ops()->syncpt)
#define intr_op() (nvhost_get_chip_ops()->intr)
#define cdma_op() (nvhost_get_chip_ops()->cdma)
#define cdma_pb_op() (nvhost_get_chip_ops()->push_buffer)
#define actmon_op() (nvhost_get_chip_ops()->actmon)
#define tickctrl_op() (nvhost_get_chip_ops()->tickctrl)
int nvhost_init_chip_support(struct nvhost_master *);
#endif /* _NVHOST_CHIP_SUPPORT_H_ */
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