[Intel-gfx] [PATCH 07/18] drm/i915: Rename intel_pin_and_map_ring()

Joonas Lahtinen joonas.lahtinen at linux.intel.com
Thu Jul 21 12:02:49 UTC 2016


On ke, 2016-07-20 at 14:11 +0100, Chris Wilson wrote:
> For more consistent oop-naming, we would use intel_ring_verb, so pick
> intel_ring_pin() and intel_ring_unpin().
> 

The done renames clearly here, then;

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>  drivers/gpu/drm/i915/intel_lrc.c        |  4 ++--
>  drivers/gpu/drm/i915/intel_ringbuffer.c | 38 ++++++++++++++++-----------------
>  drivers/gpu/drm/i915/intel_ringbuffer.h |  5 ++---
>  3 files changed, 23 insertions(+), 24 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
> index 5b9f98f6ed87..33d5916a6b0d 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -973,7 +973,7 @@ static int intel_lr_context_pin(struct i915_gem_context *ctx,
>  
>  	lrc_reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE;
>  
> -	ret = intel_pin_and_map_ring(dev_priv, ce->ring);
> +	ret = intel_ring_pin(ce->ring);
>  	if (ret)
>  		goto unpin_map;
>  
> @@ -1011,7 +1011,7 @@ void intel_lr_context_unpin(struct i915_gem_context *ctx,
>  	if (--ce->pin_count)
>  		return;
>  
> -	intel_unpin_ring(ce->ring);
> +	intel_ring_unpin(ce->ring);
>  
>  	i915_gem_object_unpin_map(ce->state);
>  	i915_gem_object_ggtt_unpin(ce->state);
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index 625fae42dc0c..e7050b408ab7 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -1978,24 +1978,9 @@ static int init_phys_status_page(struct intel_engine_cs *engine)
>  	return 0;
>  }
>  
> -void intel_unpin_ring(struct intel_ring *ring)
> -{
> -	GEM_BUG_ON(!ring->vma);
> -	GEM_BUG_ON(!ring->vaddr);
> -
> -	if (HAS_LLC(ring->obj->base.dev) && !ring->obj->stolen)
> -		i915_gem_object_unpin_map(ring->obj);
> -	else
> -		i915_vma_unpin_iomap(ring->vma);
> -	ring->vaddr = NULL;
> -
> -	i915_gem_object_ggtt_unpin(ring->obj);
> -	ring->vma = NULL;
> -}
> -
> -int intel_pin_and_map_ring(struct drm_i915_private *dev_priv,
> -			   struct intel_ring *ring)
> +int intel_ring_pin(struct intel_ring *ring)
>  {
> +	struct drm_i915_private *dev_priv = ring->engine->i915;
>  	struct drm_i915_gem_object *obj = ring->obj;
>  	/* Ring wraparound at offset 0 sometimes hangs. No idea why. */
>  	unsigned flags = PIN_OFFSET_BIAS | 4096;
> @@ -2046,6 +2031,21 @@ err_unpin:
>  	return ret;
>  }
>  
> +void intel_ring_unpin(struct intel_ring *ring)
> +{
> +	GEM_BUG_ON(!ring->vma);
> +	GEM_BUG_ON(!ring->vaddr);
> +
> +	if (HAS_LLC(ring->engine->i915) && !ring->obj->stolen)
> +		i915_gem_object_unpin_map(ring->obj);
> +	else
> +		i915_vma_unpin_iomap(ring->vma);
> +	ring->vaddr = NULL;
> +
> +	i915_gem_object_ggtt_unpin(ring->obj);
> +	ring->vma = NULL;
> +}
> +
>  static void intel_destroy_ringbuffer_obj(struct intel_ring *ring)
>  {
>  	i915_gem_object_put(ring->obj);
> @@ -2218,7 +2218,7 @@ static int intel_init_engine(struct intel_engine_cs *engine)
>  			goto error;
>  	}
>  
> -	ret = intel_pin_and_map_ring(dev_priv, ring);
> +	ret = intel_ring_pin(ring);
>  	if (ret) {
>  		DRM_ERROR("Failed to pin and map ringbuffer %s: %d\n",
>  				engine->name, ret);
> @@ -2246,7 +2246,7 @@ void intel_engine_cleanup(struct intel_engine_cs *engine)
>  		intel_engine_stop(engine);
>  		WARN_ON(!IS_GEN2(dev_priv) && (I915_READ_MODE(engine) & MODE_IDLE) == 0);
>  
> -		intel_unpin_ring(engine->buffer);
> +		intel_ring_unpin(engine->buffer);
>  		intel_ring_free(engine->buffer);
>  		engine->buffer = NULL;
>  	}
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
> index 76fc9bd70873..836931a6012b 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.h
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
> @@ -441,9 +441,8 @@ intel_write_status_page(struct intel_engine_cs *engine,
>  
>  struct intel_ring *
>  intel_engine_create_ring(struct intel_engine_cs *engine, int size);
> -int intel_pin_and_map_ring(struct drm_i915_private *dev_priv,
> -			   struct intel_ring *ring);
> -void intel_unpin_ring(struct intel_ring *ring);
> +int intel_ring_pin(struct intel_ring *ring);
> +void intel_ring_unpin(struct intel_ring *ring);
>  void intel_ring_free(struct intel_ring *ring);
>  
>  void intel_engine_stop(struct intel_engine_cs *engine);
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation


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