drm/vc4: Add get/set tiling ioctls.

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This allows mesa to set the tiling format for a BO and have that
tiling format be respected by mesa on the other side of an
import/export (and by vc4 scanout in the kernel), without defining a
protocol to pass the tiling through userspace.

Signed-off-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170608001336.12842-2-eric@anholt.net
Acked-by: Dave Airlie <airlied@redhat.com>

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This commit is contained in:

Eric Anholt 2017-06-07 17:13:36 -07:00

parent 98830d91da

commit 83753117f1

5 changed files with 147 additions and 1 deletions

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83

drivers/gpu/drm/vc4/vc4_bo.c

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2

drivers/gpu/drm/vc4/vc4_drv.c

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6

drivers/gpu/drm/vc4/vc4_drv.h

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41

drivers/gpu/drm/vc4/vc4_kms.c

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16

include/uapi/drm/vc4_drm.h

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