drm_irq_busid
#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid)
typedef struct drm_irq_busid drm_irq_busid_t;
#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid)
typedef struct drm_irq_busid drm_irq_busid_t;