[linux-2.6-block.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_vce.h

/*
 * Copyright 2014 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#ifndef __AMDGPU_VCE_H__
#define __AMDGPU_VCE_H__

#define AMDGPU_MAX_VCE_HANDLES	16
#define AMDGPU_VCE_FIRMWARE_OFFSET 256

#define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
#define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)

#define AMDGPU_VCE_FW_53_45	((53 << 24) | (45 << 16))

struct amdgpu_vce {
	struct amdgpu_bo	*vcpu_bo;
	uint64_t		gpu_addr;
	void			*cpu_addr;
	void			*saved_bo;
	unsigned		fw_version;
	unsigned		fb_version;
	atomic_t		handles[AMDGPU_MAX_VCE_HANDLES];
	struct drm_file		*filp[AMDGPU_MAX_VCE_HANDLES];
	uint32_t		img_size[AMDGPU_MAX_VCE_HANDLES];
	struct delayed_work	idle_work;
	struct mutex		idle_mutex;
	const struct firmware	*fw;	/* VCE firmware */
	struct amdgpu_ring	ring[AMDGPU_MAX_VCE_RINGS];
	struct amdgpu_irq_src	irq;
	unsigned		harvest_config;
	struct drm_sched_entity	entity;
	uint32_t                srbm_soft_reset;
	unsigned		num_rings;
};

int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size);
int amdgpu_vce_sw_fini(struct amdgpu_device *adev);
int amdgpu_vce_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring);
int amdgpu_vce_suspend(struct amdgpu_device *adev);
int amdgpu_vce_resume(struct amdgpu_device *adev);
void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp);
int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
			     struct amdgpu_ib *ib);
int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p,
				struct amdgpu_job *job,
				struct amdgpu_ib *ib);
void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_job *job,
				struct amdgpu_ib *ib, uint32_t flags);
void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
				unsigned flags);
int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring);
int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout);
void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring);
void amdgpu_vce_ring_end_use(struct amdgpu_ring *ring);
unsigned amdgpu_vce_ring_get_emit_ib_size(struct amdgpu_ring *ring);
unsigned amdgpu_vce_ring_get_dma_frame_size(struct amdgpu_ring *ring);
enum amdgpu_ring_priority_level amdgpu_vce_get_ring_prio(int ring);

#endif
Commit	Line	Data
	1	/*
	2	* Copyright 2014 Advanced Micro Devices, Inc.
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the "Software"),
	6	* to deal in the Software without restriction, including without limitation
	7	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	8	* and/or sell copies of the Software, and to permit persons to whom the
	9	* Software is furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	17	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
	18	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	19	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	20	* OTHER DEALINGS IN THE SOFTWARE.
	21	*
	22	*/
	23
	24	#ifndef __AMDGPU_VCE_H__
	25	#define __AMDGPU_VCE_H__
	26
	27	#define AMDGPU_MAX_VCE_HANDLES 16
	28	#define AMDGPU_VCE_FIRMWARE_OFFSET 256
	29
	30	#define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
	31	#define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
	32
	33	#define AMDGPU_VCE_FW_53_45 ((53 << 24) \| (45 << 16))
	34
	35	struct amdgpu_vce {
	36	struct amdgpu_bo *vcpu_bo;
	37	uint64_t gpu_addr;
	38	void *cpu_addr;
	39	void *saved_bo;
	40	unsigned fw_version;
	41	unsigned fb_version;
	42	atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
	43	struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
	44	uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
	45	struct delayed_work idle_work;
	46	struct mutex idle_mutex;
	47	const struct firmware fw; / VCE firmware */
	48	struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
	49	struct amdgpu_irq_src irq;
	50	unsigned harvest_config;
	51	struct drm_sched_entity entity;
	52	uint32_t srbm_soft_reset;
	53	unsigned num_rings;
	54	};
	55
	56	int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size);
	57	int amdgpu_vce_sw_fini(struct amdgpu_device *adev);
	58	int amdgpu_vce_entity_init(struct amdgpu_device adev, struct amdgpu_ring ring);
	59	int amdgpu_vce_suspend(struct amdgpu_device *adev);
	60	int amdgpu_vce_resume(struct amdgpu_device *adev);
	61	void amdgpu_vce_free_handles(struct amdgpu_device adev, struct drm_file filp);
	62	int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser p, struct amdgpu_job job,
	63	struct amdgpu_ib *ib);
	64	int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p,
	65	struct amdgpu_job *job,
	66	struct amdgpu_ib *ib);
	67	void amdgpu_vce_ring_emit_ib(struct amdgpu_ring ring, struct amdgpu_job job,
	68	struct amdgpu_ib *ib, uint32_t flags);
	69	void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
	70	unsigned flags);
	71	int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring);
	72	int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout);
	73	void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring);
	74	void amdgpu_vce_ring_end_use(struct amdgpu_ring *ring);
	75	unsigned amdgpu_vce_ring_get_emit_ib_size(struct amdgpu_ring *ring);
	76	unsigned amdgpu_vce_ring_get_dma_frame_size(struct amdgpu_ring *ring);
	77	enum amdgpu_ring_priority_level amdgpu_vce_get_ring_prio(int ring);
	78
	79	#endif