On 4/7/21 10:45 AM, Ville Syrjälä wrote:
> On Tue, Apr 06, 2021 at 04:21:17PM -0300, Leandro Ribeiro wrote:
>> Add a small description and document struct fields of
>> drm_mode_get_plane.
>>
>> Signed-off-by: Leandro Ribeiro <leandro.ribeiro@xxxxxxxxxxxxx>
>> ---
>> include/uapi/drm/drm_mode.h | 19 +++++++++++++++++++
>> 1 file changed, 19 insertions(+)
>>
>> diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
>> index d1a93d2a85f9..96fc9a6da608 100644
>> --- a/include/uapi/drm/drm_mode.h
>> +++ b/include/uapi/drm/drm_mode.h
>> @@ -312,16 +312,35 @@ struct drm_mode_set_plane {
>> __u32 src_w;
>> };
>>
>> +/**
>> + * struct drm_mode_get_plane - Get plane metadata.
>> + *
>> + * Userspace can perform a GETPLANE ioctl to retrieve information about a
>> + * plane.
>> + */
>> struct drm_mode_get_plane {
>> + /** @plane_id: Object ID of the plane. */
>> __u32 plane_id;
>>
>> + /** @crtc_id: Object ID of the current CRTC. */
>> __u32 crtc_id;
>> + /** @fb_id: Object ID of the current fb. */
>> __u32 fb_id;
>>
>> + /**
>> + * @possible_crtcs: Pointer to ``__u32`` array of CRTC's that are
>> + * compatible with the plane.
>> + */
>
> It's a bitmask.
Thank you, I'll fix this in the next version.
>
>> __u32 possible_crtcs;
>> + /** @gamma_size: Size of the legacy gamma table. */
>> __u32 gamma_size;
>>
>> + /** @count_format_types: Number of formats. */
>> __u32 count_format_types;
>> + /**
>> + * @format_type_ptr: Pointer to ``__u32`` array of formats that are
>> + * supported by the plane. These formats do not require modifiers.
>> + */
>> __u64 format_type_ptr;
>> };
>>
>> --
>> 2.31.1
>>
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>
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