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Commit 4d090f0f authored by Dave Airlie's avatar Dave Airlie Committed by Alex Deucher
Browse files

amdgpu/dc: use kref for dc_plane_state. 



Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
Reviewed-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5c58ab0b

drivers/gpu/drm/amd/display/dc/core/dc_surface.c

+10 −10
Original line number Diff line number Diff line
@@ -71,8 +71,8 @@ struct dc_plane_state *dc_create_plane_state(struct dc *dc) 
	if (NULL == plane_state)

		return NULL;



	kref_init(&plane_state->refcount);

	construct(core_dc->ctx, plane_state);

	atomic_inc(&plane_state->ref_count);



	return plane_state;

}
@@ -112,19 +112,19 @@ const struct dc_plane_status *dc_plane_get_status( 


void dc_plane_state_retain(struct dc_plane_state *plane_state)

{

	ASSERT(atomic_read(&plane_state->ref_count) > 0);

	atomic_inc(&plane_state->ref_count);

	kref_get(&plane_state->refcount);

}



void dc_plane_state_release(struct dc_plane_state *plane_state)

static void dc_plane_state_free(struct kref *kref)

{

	ASSERT(atomic_read(&plane_state->ref_count) > 0);

	atomic_dec(&plane_state->ref_count);



	if (atomic_read(&plane_state->ref_count) == 0) {

	struct dc_plane_state *plane_state = container_of(kref, struct dc_plane_state, refcount);

	destruct(plane_state);

	kfree(plane_state);

}



void dc_plane_state_release(struct dc_plane_state *plane_state)

{

	kref_put(&plane_state->refcount, dc_plane_state_free);

}



void dc_gamma_retain(struct dc_gamma *gamma)

drivers/gpu/drm/amd/display/dc/dc.h

+1 −1
Original line number Diff line number Diff line
@@ -381,7 +381,7 @@ struct dc_plane_state { 


	/* private to dc_surface.c */

	enum dc_irq_source irq_source;

	atomic_t ref_count;

	struct kref refcount;

};



struct dc_plane_info {