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backend/drm: add support for SIZE_HINTS property

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This property allows the driver to advertise support for multiple
cursor sizes. On Intel, using a smaller buffer size reduces power
consumption.

References: https://lore.kernel.org/dri-devel/20240227193523.5601-2-ville.syrjala@linux.intel.com/
This commit is contained in:
Simon Ser 2024-03-20 14:16:47 +01:00
parent 6f63f55ace
commit a35b4f059d
7 changed files with 106 additions and 17 deletions
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3
include/backend/drm/drm.h
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@ -29,6 +29,9 @@ struct wlr_drm_plane {
struct wlr_drm_format_set formats;
struct wlr_output_cursor_size *cursor_sizes;
size_t cursor_sizes_len;
struct wlr_drm_plane_props props;
uint32_t initial_crtc_id;

1
include/backend/drm/properties.h
View file

@ -44,6 +44,7 @@ struct wlr_drm_plane_props {
uint32_t type;
uint32_t rotation; // Not guaranteed to exist
uint32_t in_formats; // Not guaranteed to exist
uint32_t size_hints; // Not guaranteed to exist
// atomic-modesetting only