diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/uapi/drm/xe_drm.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h index d759e04e00ee..9c43bc258f10 100644 --- a/include/uapi/drm/xe_drm.h +++ b/include/uapi/drm/xe_drm.h @@ -350,11 +350,31 @@ struct drm_xe_query_config { /** @pad: MBZ */ __u32 pad; + /* + * Device ID (lower 16 bits) and the device revision (next + * 8 bits) + */ #define DRM_XE_QUERY_CONFIG_REV_AND_DEVICE_ID 0 + /* + * Flags describing the device configuration, see list below + */ #define DRM_XE_QUERY_CONFIG_FLAGS 1 + /* + * Flag is set if the device has usable VRAM + */ #define DRM_XE_QUERY_CONFIG_FLAG_HAS_VRAM (1 << 0) + /* + * Minimal memory alignment required by this device, + * typically SZ_4K or SZ_64K + */ #define DRM_XE_QUERY_CONFIG_MIN_ALIGNMENT 2 + /* + * Maximum bits of a virtual address + */ #define DRM_XE_QUERY_CONFIG_VA_BITS 3 + /* + * Value of the highest available exec queue priority + */ #define DRM_XE_QUERY_CONFIG_MAX_EXEC_QUEUE_PRIORITY 4 /** @info: array of elements containing the config info */ __u64 info[]; |