drm/vc4: Release fence after signalling

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[ Upstream commit babc811005 ]

We were never releasing the initial fence reference that is obtained
through dma_fence_init.

Link: https://github.com/anholt/linux/issues/122
Fixes: cdec4d3613 ("drm/vc4: Expose dma-buf fences for V3D rendering.")
Signed-off-by: Stefan Schake <stschake@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/1512236444-301-1-git-send-email-stschake@gmail.com
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Stefan Schake 2017-12-02 18:40:39 +01:00 • committed by Greg Kroah-Hartman

parent 645ad410dc

commit 4826773306

2 changed files with 4 additions and 1 deletions

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4

drivers/gpu/drm/vc4/vc4_gem.c

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1

drivers/gpu/drm/vc4/vc4_irq.c

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