[4/7] gpu: host1x: Drop unnecessary host1x argument

From: Thierry Reding <treding@nvidia.com>

Functions taking a pointer to a host1x syncpoint as an argument don't
need to specify a pointer to a host1x instance because it can be
obtained from the syncpoint.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 drivers/gpu/host1x/hw/channel_hw.c |  2 +-
 drivers/gpu/host1x/intr.c          | 14 ++++++--------
 drivers/gpu/host1x/intr.h          |  8 +++++---
 drivers/gpu/host1x/syncpt.c        |  2 +-
 4 files changed, 13 insertions(+), 13 deletions(-)

On 17.05.2018 18:34, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
> 
> Functions taking a pointer to a host1x syncpoint as an argument don't
> need to specify a pointer to a host1x instance because it can be
> obtained from the syncpoint.
> 
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
>  drivers/gpu/host1x/hw/channel_hw.c |  2 +-
>  drivers/gpu/host1x/intr.c          | 14 ++++++--------
>  drivers/gpu/host1x/intr.h          |  8 +++++---
>  drivers/gpu/host1x/syncpt.c        |  2 +-
>  4 files changed, 13 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/gpu/host1x/hw/channel_hw.c b/drivers/gpu/host1x/hw/channel_hw.c
> index 4c9555038a95..d188f9068b91 100644
> --- a/drivers/gpu/host1x/hw/channel_hw.c
> +++ b/drivers/gpu/host1x/hw/channel_hw.c
> @@ -164,7 +164,7 @@ static int channel_submit(struct host1x_job *job)
>  	trace_host1x_channel_submitted(dev_name(ch->dev), prev_max, syncval);
>  
>  	/* schedule a submit complete interrupt */
> -	err = host1x_intr_add_action(host, job->syncpt_id, syncval,
> +	err = host1x_intr_add_action(host, sp, syncval,
>  				     HOST1X_INTR_ACTION_SUBMIT_COMPLETE, ch,
>  				     completed_waiter, NULL);
>  	completed_waiter = NULL;
> diff --git a/drivers/gpu/host1x/intr.c b/drivers/gpu/host1x/intr.c
> index 6028cf7b681f..9629c009d10f 100644
> --- a/drivers/gpu/host1x/intr.c
> +++ b/drivers/gpu/host1x/intr.c
> @@ -211,11 +211,11 @@ static void syncpt_thresh_work(struct work_struct *work)
>  				host1x_syncpt_load(host->syncpt + id));
>  }
>  
> -int host1x_intr_add_action(struct host1x *host, unsigned int id, u32 thresh,
> -			   enum host1x_intr_action action, void *data,
> -			   struct host1x_waitlist *waiter, void **ref)
> +int host1x_intr_add_action(struct host1x *host, struct host1x_syncpt *syncpt,
> +			   u32 thresh, enum host1x_intr_action action,
> +			   void *data, struct host1x_waitlist *waiter,
> +			   void **ref)
>  {
> -	struct host1x_syncpt *syncpt;
>  	int queue_was_empty;
>  
>  	if (waiter == NULL) {
> @@ -234,19 +234,17 @@ int host1x_intr_add_action(struct host1x *host, unsigned int id, u32 thresh,
>  	waiter->data = data;
>  	waiter->count = 1;
>  
> -	syncpt = host->syncpt + id;
> -
>  	spin_lock(&syncpt->intr.lock);
>  
>  	queue_was_empty = list_empty(&syncpt->intr.wait_head);
>  
>  	if (add_waiter_to_queue(waiter, &syncpt->intr.wait_head)) {
>  		/* added at head of list - new threshold value */
> -		host1x_hw_intr_set_syncpt_threshold(host, id, thresh);
> +		host1x_hw_intr_set_syncpt_threshold(host, syncpt->id, thresh);
>  
>  		/* added as first waiter - enable interrupt */
>  		if (queue_was_empty)
> -			host1x_hw_intr_enable_syncpt_intr(host, id);
> +			host1x_hw_intr_enable_syncpt_intr(host, syncpt->id);
>  	}
>  
>  	spin_unlock(&syncpt->intr.lock);
> diff --git a/drivers/gpu/host1x/intr.h b/drivers/gpu/host1x/intr.h
> index 1370c2bb75b8..6db96af484fe 100644
> --- a/drivers/gpu/host1x/intr.h
> +++ b/drivers/gpu/host1x/intr.h
> @@ -22,6 +22,7 @@
>  #include <linux/interrupt.h>
>  #include <linux/workqueue.h>
>  
> +struct host1x_syncpt;
>  struct host1x;
>  
>  enum host1x_intr_action {
> @@ -75,9 +76,10 @@ struct host1x_waitlist {
>   *
>   * This is a non-blocking api.
>   */
> -int host1x_intr_add_action(struct host1x *host, unsigned int id, u32 thresh,
> -	enum host1x_intr_action action, void *data,
> -	struct host1x_waitlist *waiter, void **ref);
> +int host1x_intr_add_action(struct host1x *host, struct host1x_syncpt *syncpt,
> +			   u32 thresh, enum host1x_intr_action action,
> +			   void *data, struct host1x_waitlist *waiter,
> +			   void **ref);
>  
>  /*
>   * Unreference an action submitted to host1x_intr_add_action().
> diff --git a/drivers/gpu/host1x/syncpt.c b/drivers/gpu/host1x/syncpt.c
> index 088c05dd884c..a5dbf1ba4645 100644
> --- a/drivers/gpu/host1x/syncpt.c
> +++ b/drivers/gpu/host1x/syncpt.c
> @@ -255,7 +255,7 @@ int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout,
>  	}
>  
>  	/* schedule a wakeup when the syncpoint value is reached */
> -	err = host1x_intr_add_action(sp->host, sp->id, thresh,
> +	err = host1x_intr_add_action(sp->host, sp, thresh,
>  				     HOST1X_INTR_ACTION_WAKEUP_INTERRUPTIBLE,
>  				     &wq, waiter, &ref);
>  	if (err)
> 

Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Tested-by: Dmitry Osipenko <digetx@gmail.com>
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