Commit fae798a1 authored by Thierry Reding's avatar Thierry Reding
Browse files

gpu: host1x: Export public API 



Make the public API symbols visible so that depending drivers can be
built as a module.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 4de6a2d6

drivers/gpu/host1x/bus.c

+2 −0
Original line number Diff line number Diff line
@@ -188,6 +188,7 @@ int host1x_device_init(struct host1x_device *device) 


	return 0;

}

EXPORT_SYMBOL(host1x_device_init);



int host1x_device_exit(struct host1x_device *device)

{
@@ -213,6 +214,7 @@ int host1x_device_exit(struct host1x_device *device) 


	return 0;

}

EXPORT_SYMBOL(host1x_device_exit);



static int host1x_register_client(struct host1x *host1x,

				  struct host1x_client *client)

drivers/gpu/host1x/channel.c

+5 −0
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ int host1x_job_submit(struct host1x_job *job) 


	return host1x_hw_channel_submit(host, job);

}

EXPORT_SYMBOL(host1x_job_submit);



struct host1x_channel *host1x_channel_get(struct host1x_channel *channel)

{
@@ -60,6 +61,7 @@ struct host1x_channel *host1x_channel_get(struct host1x_channel *channel) 


	return err ? NULL : channel;

}

EXPORT_SYMBOL(host1x_channel_get);



void host1x_channel_put(struct host1x_channel *channel)

{
@@ -76,6 +78,7 @@ void host1x_channel_put(struct host1x_channel *channel) 


	mutex_unlock(&channel->reflock);

}

EXPORT_SYMBOL(host1x_channel_put);



struct host1x_channel *host1x_channel_request(struct device *dev)

{
@@ -115,6 +118,7 @@ struct host1x_channel *host1x_channel_request(struct device *dev) 
	mutex_unlock(&host->chlist_mutex);

	return NULL;

}

EXPORT_SYMBOL(host1x_channel_request);



void host1x_channel_free(struct host1x_channel *channel)

{
@@ -124,3 +128,4 @@ void host1x_channel_free(struct host1x_channel *channel) 
	list_del(&channel->list);

	kfree(channel);

}

EXPORT_SYMBOL(host1x_channel_free);

drivers/gpu/host1x/job.c

+6 −0
Original line number Diff line number Diff line
@@ -75,12 +75,14 @@ struct host1x_job *host1x_job_alloc(struct host1x_channel *ch, 


	return job;

}

EXPORT_SYMBOL(host1x_job_alloc);



struct host1x_job *host1x_job_get(struct host1x_job *job)

{

	kref_get(&job->ref);

	return job;

}

EXPORT_SYMBOL(host1x_job_get);



static void job_free(struct kref *ref)

{
@@ -93,6 +95,7 @@ void host1x_job_put(struct host1x_job *job) 
{

	kref_put(&job->ref, job_free);

}

EXPORT_SYMBOL(host1x_job_put);



void host1x_job_add_gather(struct host1x_job *job, struct host1x_bo *bo,

			   u32 words, u32 offset)
@@ -104,6 +107,7 @@ void host1x_job_add_gather(struct host1x_job *job, struct host1x_bo *bo, 
	cur_gather->offset = offset;

	job->num_gathers++;

}

EXPORT_SYMBOL(host1x_job_add_gather);



/*

 * NULL an already satisfied WAIT_SYNCPT host method, by patching its
@@ -560,6 +564,7 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev) 


	return err;

}

EXPORT_SYMBOL(host1x_job_pin);



void host1x_job_unpin(struct host1x_job *job)

{
@@ -577,6 +582,7 @@ void host1x_job_unpin(struct host1x_job *job) 
				      job->gather_copy_mapped,

				      job->gather_copy);

}

EXPORT_SYMBOL(host1x_job_unpin);



/*

 * Debug routine used to dump job entries

drivers/gpu/host1x/syncpt.c

+9 −0
Original line number Diff line number Diff line
@@ -93,6 +93,7 @@ u32 host1x_syncpt_id(struct host1x_syncpt *sp) 
{

	return sp->id;

}

EXPORT_SYMBOL(host1x_syncpt_id);



/*

 * Updates the value sent to hardware.
@@ -168,6 +169,7 @@ int host1x_syncpt_incr(struct host1x_syncpt *sp) 
{

	return host1x_hw_syncpt_cpu_incr(sp->host, sp);

}

EXPORT_SYMBOL(host1x_syncpt_incr);



/*

 * Updated sync point form hardware, and returns true if syncpoint is expired,
@@ -377,6 +379,7 @@ struct host1x_syncpt *host1x_syncpt_request(struct device *dev, 
	struct host1x *host = dev_get_drvdata(dev->parent);

	return host1x_syncpt_alloc(host, dev, flags);

}

EXPORT_SYMBOL(host1x_syncpt_request);



void host1x_syncpt_free(struct host1x_syncpt *sp)

{
@@ -390,6 +393,7 @@ void host1x_syncpt_free(struct host1x_syncpt *sp) 
	sp->name = NULL;

	sp->client_managed = false;

}

EXPORT_SYMBOL(host1x_syncpt_free);



void host1x_syncpt_deinit(struct host1x *host)

{
@@ -408,6 +412,7 @@ u32 host1x_syncpt_read_max(struct host1x_syncpt *sp) 
	smp_rmb();

	return (u32)atomic_read(&sp->max_val);

}

EXPORT_SYMBOL(host1x_syncpt_read_max);



/*

 * Read min, which is a shadow of the current sync point value in hardware.
@@ -417,6 +422,7 @@ u32 host1x_syncpt_read_min(struct host1x_syncpt *sp) 
	smp_rmb();

	return (u32)atomic_read(&sp->min_val);

}

EXPORT_SYMBOL(host1x_syncpt_read_min);



int host1x_syncpt_nb_pts(struct host1x *host)

{
@@ -439,13 +445,16 @@ struct host1x_syncpt *host1x_syncpt_get(struct host1x *host, u32 id) 
		return NULL;

	return host->syncpt + id;

}

EXPORT_SYMBOL(host1x_syncpt_get);



struct host1x_syncpt_base *host1x_syncpt_get_base(struct host1x_syncpt *sp)

{

	return sp ? sp->base : NULL;

}

EXPORT_SYMBOL(host1x_syncpt_get_base);



u32 host1x_syncpt_base_id(struct host1x_syncpt_base *base)

{

	return base->id;

}

EXPORT_SYMBOL(host1x_syncpt_base_id);