[deliverable/linux.git] / drivers / gpu / drm / nouveau / core / engine / copy / nve0.c

/*
 * Copyright 2012 Red Hat 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.
 *
 * Authors: Ben Skeggs
 */

#include <core/os.h>
#include <core/enum.h>
#include <core/class.h>
#include <core/engctx.h>

#include <engine/copy.h>

struct nve0_copy_priv {
	struct nouveau_engine base;
};

struct nve0_copy_chan {
	struct nouveau_engctx base;
};

/*******************************************************************************
 * Copy object classes
 ******************************************************************************/

static struct nouveau_oclass
nve0_copy_sclass[] = {
	{ 0xa0b5, &nouveau_object_ofuncs },
	{},
};

/*******************************************************************************
 * PCOPY context
 ******************************************************************************/

static int
nve0_copy_context_ctor(struct nouveau_object *parent,
		       struct nouveau_object *engine,
		       struct nouveau_oclass *oclass, void *data, u32 size,
		       struct nouveau_object **pobject)
{
	struct nve0_copy_chan *priv;
	int ret;

	ret = nouveau_engctx_create(parent, engine, oclass, NULL, 256,
				    256, NVOBJ_FLAG_ZERO_ALLOC, &priv);
	*pobject = nv_object(priv);
	if (ret)
		return ret;

	return 0;
}

static struct nouveau_ofuncs
nve0_copy_context_ofuncs = {
	.ctor = nve0_copy_context_ctor,
	.dtor = _nouveau_engctx_dtor,
	.init = _nouveau_engctx_init,
	.fini = _nouveau_engctx_fini,
	.rd32 = _nouveau_engctx_rd32,
	.wr32 = _nouveau_engctx_wr32,
};

static struct nouveau_oclass
nve0_copy_cclass = {
	.handle = NV_ENGCTX(COPY0, 0xc0),
	.ofuncs = &nve0_copy_context_ofuncs,
};

/*******************************************************************************
 * PCOPY engine/subdev functions
 ******************************************************************************/

static int
nve0_copy0_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
		struct nouveau_oclass *oclass, void *data, u32 size,
		struct nouveau_object **pobject)
{
	struct nve0_copy_priv *priv;
	int ret;

	if (nv_rd32(parent, 0x022500) & 0x00000100)
		return -ENODEV;

	ret = nouveau_engine_create(parent, engine, oclass, true,
				    "PCE0", "copy0", &priv);
	*pobject = nv_object(priv);
	if (ret)
		return ret;

	nv_subdev(priv)->unit = 0x00000040;
	nv_engine(priv)->cclass = &nve0_copy_cclass;
	nv_engine(priv)->sclass = nve0_copy_sclass;
	return 0;
}

static int
nve0_copy1_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
		struct nouveau_oclass *oclass, void *data, u32 size,
		struct nouveau_object **pobject)
{
	struct nve0_copy_priv *priv;
	int ret;

	if (nv_rd32(parent, 0x022500) & 0x00000200)
		return -ENODEV;

	ret = nouveau_engine_create(parent, engine, oclass, true,
				    "PCE1", "copy1", &priv);
	*pobject = nv_object(priv);
	if (ret)
		return ret;

	nv_subdev(priv)->unit = 0x00000080;
	nv_engine(priv)->cclass = &nve0_copy_cclass;
	nv_engine(priv)->sclass = nve0_copy_sclass;
	return 0;
}

struct nouveau_oclass
nve0_copy0_oclass = {
	.handle = NV_ENGINE(COPY0, 0xe0),
	.ofuncs = &(struct nouveau_ofuncs) {
		.ctor = nve0_copy0_ctor,
		.dtor = _nouveau_engine_dtor,
		.init = _nouveau_engine_init,
		.fini = _nouveau_engine_fini,
	},
};

struct nouveau_oclass
nve0_copy1_oclass = {
	.handle = NV_ENGINE(COPY1, 0xe0),
	.ofuncs = &(struct nouveau_ofuncs) {
		.ctor = nve0_copy1_ctor,
		.dtor = _nouveau_engine_dtor,
		.init = _nouveau_engine_init,
		.fini = _nouveau_engine_fini,
	},
};
Commit	Line	Data
4f32656d BS	1	/*
	2	* Copyright 2012 Red Hat 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	* Authors: Ben Skeggs
	23	*/
	24
	25	#include <core/os.h>
	26	#include <core/enum.h>
	27	#include <core/class.h>
	28	#include <core/engctx.h>
	29
	30	#include <engine/copy.h>
	31
	32	struct nve0_copy_priv {
3cb0ebdd	33	struct nouveau_engine base;
4f32656d BS	34	};
	35
	36	struct nve0_copy_chan {
3cb0ebdd	37	struct nouveau_engctx base;
4f32656d BS	38	};
	39
	40	/*******************************************************************************
	41	* Copy object classes
	42	******************************************************************************/
	43
	44	static struct nouveau_oclass
	45	nve0_copy_sclass[] = {
	46	{ 0xa0b5, &nouveau_object_ofuncs },
	47	{},
	48	};
	49
	50	/*******************************************************************************
	51	* PCOPY context
	52	******************************************************************************/
	53
	54	static int
	55	nve0_copy_context_ctor(struct nouveau_object *parent,
	56	struct nouveau_object *engine,
	57	struct nouveau_oclass oclass, void data, u32 size,
	58	struct nouveau_object **pobject)
	59	{
	60	struct nve0_copy_chan *priv;
	61	int ret;
	62
3cb0ebdd BS	63	ret = nouveau_engctx_create(parent, engine, oclass, NULL, 256,
3cb0ebdd BS	64	256, NVOBJ_FLAG_ZERO_ALLOC, &priv);
4f32656d BS	65	*pobject = nv_object(priv);
	66	if (ret)
	67	return ret;
	68
	69	return 0;
	70	}
	71
	72	static struct nouveau_ofuncs
	73	nve0_copy_context_ofuncs = {
	74	.ctor = nve0_copy_context_ctor,
3cb0ebdd BS	75	.dtor = _nouveau_engctx_dtor,
	76	.init = _nouveau_engctx_init,
	77	.fini = _nouveau_engctx_fini,
	78	.rd32 = _nouveau_engctx_rd32,
	79	.wr32 = _nouveau_engctx_wr32,
4f32656d BS	80	};
	81
	82	static struct nouveau_oclass
	83	nve0_copy_cclass = {
	84	.handle = NV_ENGCTX(COPY0, 0xc0),
	85	.ofuncs = &nve0_copy_context_ofuncs,
	86	};
	87
	88	/*******************************************************************************
	89	* PCOPY engine/subdev functions
	90	******************************************************************************/
	91
	92	static int
	93	nve0_copy0_ctor(struct nouveau_object parent, struct nouveau_object engine,
	94	struct nouveau_oclass oclass, void data, u32 size,
	95	struct nouveau_object **pobject)
	96	{
	97	struct nve0_copy_priv *priv;
	98	int ret;
	99
	100	if (nv_rd32(parent, 0x022500) & 0x00000100)
	101	return -ENODEV;
	102
3cb0ebdd BS	103	ret = nouveau_engine_create(parent, engine, oclass, true,
3cb0ebdd BS	104	"PCE0", "copy0", &priv);
4f32656d BS	105	*pobject = nv_object(priv);
	106	if (ret)
	107	return ret;
	108
	109	nv_subdev(priv)->unit = 0x00000040;
	110	nv_engine(priv)->cclass = &nve0_copy_cclass;
	111	nv_engine(priv)->sclass = nve0_copy_sclass;
	112	return 0;
	113	}
	114
	115	static int
	116	nve0_copy1_ctor(struct nouveau_object parent, struct nouveau_object engine,
	117	struct nouveau_oclass oclass, void data, u32 size,
	118	struct nouveau_object **pobject)
	119	{
	120	struct nve0_copy_priv *priv;
	121	int ret;
	122
	123	if (nv_rd32(parent, 0x022500) & 0x00000200)
	124	return -ENODEV;
	125
3cb0ebdd BS	126	ret = nouveau_engine_create(parent, engine, oclass, true,
3cb0ebdd BS	127	"PCE1", "copy1", &priv);
4f32656d BS	128	*pobject = nv_object(priv);
	129	if (ret)
	130	return ret;
	131
	132	nv_subdev(priv)->unit = 0x00000080;
	133	nv_engine(priv)->cclass = &nve0_copy_cclass;
	134	nv_engine(priv)->sclass = nve0_copy_sclass;
	135	return 0;
	136	}
	137
	138	struct nouveau_oclass
	139	nve0_copy0_oclass = {
	140	.handle = NV_ENGINE(COPY0, 0xe0),
	141	.ofuncs = &(struct nouveau_ofuncs) {
	142	.ctor = nve0_copy0_ctor,
3cb0ebdd BS	143	.dtor = _nouveau_engine_dtor,
	144	.init = _nouveau_engine_init,
	145	.fini = _nouveau_engine_fini,
4f32656d BS	146	},
	147	};
	148
	149	struct nouveau_oclass
	150	nve0_copy1_oclass = {
	151	.handle = NV_ENGINE(COPY1, 0xe0),
	152	.ofuncs = &(struct nouveau_ofuncs) {
	153	.ctor = nve0_copy1_ctor,
3cb0ebdd BS	154	.dtor = _nouveau_engine_dtor,
	155	.init = _nouveau_engine_init,
	156	.fini = _nouveau_engine_fini,
4f32656d BS	157	},
4f32656d BS	158	};