/* interrupt data */ struct host1x_fence_list fences;
/* * If a submission incrementing this syncpoint fails, lock it so that * further submission cannot be made until application has handled the * failure.
*/ bool locked;
};
/* Initialize sync point array */ int host1x_syncpt_init(struct host1x *host);
/* Free sync point array */ void host1x_syncpt_deinit(struct host1x *host);
/* Return number of sync point supported. */ unsignedint host1x_syncpt_nb_pts(struct host1x *host);
/* Return number of wait bases supported. */ unsignedint host1x_syncpt_nb_bases(struct host1x *host);
/* Return number of mlocks supported. */ unsignedint host1x_syncpt_nb_mlocks(struct host1x *host);
/* * Check sync point sanity. If max is larger than min, there have too many * sync point increments. * * Client managed sync point are not tracked.
* */ staticinlinebool host1x_syncpt_check_max(struct host1x_syncpt *sp, u32 real)
{
u32 max; if (sp->client_managed) returntrue;
max = host1x_syncpt_read_max(sp); return (s32)(max - real) >= 0;
}
/* Return true if sync point is client managed. */ staticinlinebool host1x_syncpt_client_managed(struct host1x_syncpt *sp)
{ return sp->client_managed;
}
/* * Returns true if syncpoint min == max, which means that there are no * outstanding operations.
*/ staticinlinebool host1x_syncpt_idle(struct host1x_syncpt *sp)
{ int min, max;
smp_rmb();
min = atomic_read(&sp->min_val);
max = atomic_read(&sp->max_val); return (min == max);
}
/* Load current value from hardware to the shadow register. */
u32 host1x_syncpt_load(struct host1x_syncpt *sp);
/* Check if the given syncpoint value has already passed */ bool host1x_syncpt_is_expired(struct host1x_syncpt *sp, u32 thresh);
/* Save host1x sync point state into shadow registers. */ void host1x_syncpt_save(struct host1x *host);
/* Reset host1x sync point state from shadow registers. */ void host1x_syncpt_restore(struct host1x *host);
/* Read current wait base value into shadow register and return it. */
u32 host1x_syncpt_load_wait_base(struct host1x_syncpt *sp);
/* Indicate future operations by incrementing the sync point max. */
u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);
/* Check if sync point id is valid. */ staticinlineint host1x_syncpt_is_valid(struct host1x_syncpt *sp)
{ return sp->id < host1x_syncpt_nb_pts(sp->host);
}
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