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Commit 627965ad authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm/i915: kill pointless clearing of dev_priv->hws_map 



We kzalloc dev_priv, and we never use hws_map in intel_ringbuffer.c.

Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Acked-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-Off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent b3daeaef

drivers/gpu/drm/i915/intel_ringbuffer.c

+0 −5
Original line number Diff line number Diff line
@@ -890,7 +890,6 @@ i915_dispatch_execbuffer(struct intel_ring_buffer *ring, 


static void cleanup_status_page(struct intel_ring_buffer *ring)

{

	drm_i915_private_t *dev_priv = ring->dev->dev_private;

	struct drm_i915_gem_object *obj;



	obj = ring->status_page.obj;
@@ -901,14 +900,11 @@ static void cleanup_status_page(struct intel_ring_buffer *ring) 
	i915_gem_object_unpin(obj);

	drm_gem_object_unreference(&obj->base);

	ring->status_page.obj = NULL;



	memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));

}



static int init_status_page(struct intel_ring_buffer *ring)

{

	struct drm_device *dev = ring->dev;

	drm_i915_private_t *dev_priv = dev->dev_private;

	struct drm_i915_gem_object *obj;

	int ret;
@@ -929,7 +925,6 @@ static int init_status_page(struct intel_ring_buffer *ring) 
	ring->status_page.gfx_addr = obj->gtt_offset;

	ring->status_page.page_addr = kmap(obj->pages[0]);

	if (ring->status_page.page_addr == NULL) {

		memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));

		goto err_unpin;

	}

	ring->status_page.obj = obj;