drm/etnaviv: add internal representation of perfmon_request

struct etnaviv_gpu;

struct etnaviv_cmdbuf_suballoc;

struct etnaviv_perfmon_request;

struct etnaviv_cmdbuf {

	/* suballocator this cmdbuf is allocated from */

	u32 exec_state;

	/* per GPU in-flight list */

	struct list_head node;

	/* perfmon requests */

	unsigned int nr_pmrs;

	struct etnaviv_perfmon_request *pmrs;

	/* BOs attached to this command buffer */

	unsigned int nr_bos;

	struct etnaviv_vram_mapping *bo_map[0];

struct drm_etnaviv_pm_domain;

struct drm_etnaviv_pm_signal;

struct etnaviv_perfmon_request

{

	u32 flags;

	u8 domain;

	u8 signal;

	u32 sequence;

	/* bo to store a value */

	u32 *bo_vma;

	u32 offset;

};

int etnaviv_pm_query_dom(struct etnaviv_gpu *gpu,

	struct drm_etnaviv_pm_domain *domain);