Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/vc4: Wait for fences interruptibly in blocking mode.
We should allow SIGIO and things to interrupt us before we get to the
no-error stage of the commit process. This code is effectively copied
from drm_atomic_helper_commit().
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170621185002.28563-2-eric@anholt.net
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
+10
+10
drivers/gpu/drm/vc4/vc4_kms.c
+10
drivers/gpu/drm/vc4/vc4_kms.c
···
142
142
return ret;
143
143
}
144
144
145
+
if (!nonblock) {
146
+
ret = drm_atomic_helper_wait_for_fences(dev, state, true);
147
+
if (ret) {
148
+
drm_atomic_helper_cleanup_planes(dev, state);
149
+
kfree(c);
150
+
up(&vc4->async_modeset);
151
+
return ret;
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+
}
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+
}
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+
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155
for_each_plane_in_state(state, plane, new_state, i) {
146
156
if ((plane->state->fb != new_state->fb) && new_state->fb) {
147
157
struct drm_gem_cma_object *cma_bo =