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Commit 7d2cb39c authored by Chris Wilson's avatar Chris Wilson
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drm/i915: Release fenced GTT mapping on suspend 



... so that upon first use after resume we will reacquire the fence reg.

Reported-by: default avatarKeith Packard <keithp@keithp.com>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 3619df03

drivers/gpu/drm/i915/i915_gem.c

+9 −2
Original line number Diff line number Diff line
@@ -1794,8 +1794,15 @@ static void i915_gem_reset_fences(struct drm_device *dev) 


	for (i = 0; i < 16; i++) {

		struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i];

		if (reg->obj)

			i915_gem_clear_fence_reg(reg->obj);

		struct drm_i915_gem_object *obj = reg->obj;



		if (!obj)

			continue;



		if (obj->tiling_mode)

			i915_gem_release_mmap(obj);



		i915_gem_clear_fence_reg(obj);

	}

}