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utils: gen-formats: Support big-endian DRM formats

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DRM 4CCs are defined in little-endian, and can be declined in a
big-endian version by setting bit 31 (DRM_FORMAT_BIG_ENDIAN) in the 4CC
value.

Add support for such formats in the gen-formats.py script.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
This commit is contained in:
Laurent Pinchart 2021-01-31 20:37:21 +02:00
parent 78f49d5e34
commit 7c496f1c54
1 changed files with 4 additions and 1 deletions
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5
utils/gen-formats.py
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@ -59,10 +59,13 @@ def generate_h(formats, drm_fourcc):
for format in formats: for format in formats:
name, format = format.popitem() name, format = format.popitem()
fourcc = drm_fourcc.fourcc(format['fourcc'])
if format.get('big-endian'):
fourcc += '| DRM_FORMAT_BIG_ENDIAN'
data = { data = {
'name': name, 'name': name,
'fourcc': drm_fourcc.fourcc(format['fourcc']), 'fourcc': fourcc,
'mod': '0, 0', 'mod': '0, 0',
} }