Initial import

1 files changed, 527 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c
new file mode 100644
index 000000000..7e1937980
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c
@@ -0,0 +1,527 @@
+/*
+ * 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 "nv40.h"
+#include "regs.h"
+
+#include <core/client.h>
+#include <core/handle.h>
+#include <subdev/fb.h>
+#include <subdev/timer.h>
+#include <engine/fifo.h>
+
+struct nv40_gr_priv {
+	struct nvkm_gr base;
+	u32 size;
+};
+
+struct nv40_gr_chan {
+	struct nvkm_gr_chan base;
+};
+
+static u64
+nv40_gr_units(struct nvkm_gr *gr)
+{
+	struct nv40_gr_priv *priv = (void *)gr;
+
+	return nv_rd32(priv, 0x1540);
+}
+
+/*******************************************************************************
+ * Graphics object classes
+ ******************************************************************************/
+
+static int
+nv40_gr_object_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+		    struct nvkm_oclass *oclass, void *data, u32 size,
+		    struct nvkm_object **pobject)
+{
+	struct nvkm_gpuobj *obj;
+	int ret;
+
+	ret = nvkm_gpuobj_create(parent, engine, oclass, 0, parent,
+				 20, 16, 0, &obj);
+	*pobject = nv_object(obj);
+	if (ret)
+		return ret;
+
+	nv_wo32(obj, 0x00, nv_mclass(obj));
+	nv_wo32(obj, 0x04, 0x00000000);
+	nv_wo32(obj, 0x08, 0x00000000);
+#ifdef __BIG_ENDIAN
+	nv_mo32(obj, 0x08, 0x01000000, 0x01000000);
+#endif
+	nv_wo32(obj, 0x0c, 0x00000000);
+	nv_wo32(obj, 0x10, 0x00000000);
+	return 0;
+}
+
+static struct nvkm_ofuncs
+nv40_gr_ofuncs = {
+	.ctor = nv40_gr_object_ctor,
+	.dtor = _nvkm_gpuobj_dtor,
+	.init = _nvkm_gpuobj_init,
+	.fini = _nvkm_gpuobj_fini,
+	.rd32 = _nvkm_gpuobj_rd32,
+	.wr32 = _nvkm_gpuobj_wr32,
+};
+
+static struct nvkm_oclass
+nv40_gr_sclass[] = {
+	{ 0x0012, &nv40_gr_ofuncs, NULL }, /* beta1 */
+	{ 0x0019, &nv40_gr_ofuncs, NULL }, /* clip */
+	{ 0x0030, &nv40_gr_ofuncs, NULL }, /* null */
+	{ 0x0039, &nv40_gr_ofuncs, NULL }, /* m2mf */
+	{ 0x0043, &nv40_gr_ofuncs, NULL }, /* rop */
+	{ 0x0044, &nv40_gr_ofuncs, NULL }, /* patt */
+	{ 0x004a, &nv40_gr_ofuncs, NULL }, /* gdi */
+	{ 0x0062, &nv40_gr_ofuncs, NULL }, /* surf2d */
+	{ 0x0072, &nv40_gr_ofuncs, NULL }, /* beta4 */
+	{ 0x0089, &nv40_gr_ofuncs, NULL }, /* sifm */
+	{ 0x008a, &nv40_gr_ofuncs, NULL }, /* ifc */
+	{ 0x009f, &nv40_gr_ofuncs, NULL }, /* imageblit */
+	{ 0x3062, &nv40_gr_ofuncs, NULL }, /* surf2d (nv40) */
+	{ 0x3089, &nv40_gr_ofuncs, NULL }, /* sifm (nv40) */
+	{ 0x309e, &nv40_gr_ofuncs, NULL }, /* swzsurf (nv40) */
+	{ 0x4097, &nv40_gr_ofuncs, NULL }, /* curie */
+	{},
+};
+
+static struct nvkm_oclass
+nv44_gr_sclass[] = {
+	{ 0x0012, &nv40_gr_ofuncs, NULL }, /* beta1 */
+	{ 0x0019, &nv40_gr_ofuncs, NULL }, /* clip */
+	{ 0x0030, &nv40_gr_ofuncs, NULL }, /* null */
+	{ 0x0039, &nv40_gr_ofuncs, NULL }, /* m2mf */
+	{ 0x0043, &nv40_gr_ofuncs, NULL }, /* rop */
+	{ 0x0044, &nv40_gr_ofuncs, NULL }, /* patt */
+	{ 0x004a, &nv40_gr_ofuncs, NULL }, /* gdi */
+	{ 0x0062, &nv40_gr_ofuncs, NULL }, /* surf2d */
+	{ 0x0072, &nv40_gr_ofuncs, NULL }, /* beta4 */
+	{ 0x0089, &nv40_gr_ofuncs, NULL }, /* sifm */
+	{ 0x008a, &nv40_gr_ofuncs, NULL }, /* ifc */
+	{ 0x009f, &nv40_gr_ofuncs, NULL }, /* imageblit */
+	{ 0x3062, &nv40_gr_ofuncs, NULL }, /* surf2d (nv40) */
+	{ 0x3089, &nv40_gr_ofuncs, NULL }, /* sifm (nv40) */
+	{ 0x309e, &nv40_gr_ofuncs, NULL }, /* swzsurf (nv40) */
+	{ 0x4497, &nv40_gr_ofuncs, NULL }, /* curie */
+	{},
+};
+
+/*******************************************************************************
+ * PGRAPH context
+ ******************************************************************************/
+
+static int
+nv40_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+		     struct nvkm_oclass *oclass, void *data, u32 size,
+		     struct nvkm_object **pobject)
+{
+	struct nv40_gr_priv *priv = (void *)engine;
+	struct nv40_gr_chan *chan;
+	int ret;
+
+	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, priv->size,
+				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
+	*pobject = nv_object(chan);
+	if (ret)
+		return ret;
+
+	nv40_grctx_fill(nv_device(priv), nv_gpuobj(chan));
+	nv_wo32(chan, 0x00000, nv_gpuobj(chan)->addr >> 4);
+	return 0;
+}
+
+static int
+nv40_gr_context_fini(struct nvkm_object *object, bool suspend)
+{
+	struct nv40_gr_priv *priv = (void *)object->engine;
+	struct nv40_gr_chan *chan = (void *)object;
+	u32 inst = 0x01000000 | nv_gpuobj(chan)->addr >> 4;
+	int ret = 0;
+
+	nv_mask(priv, 0x400720, 0x00000001, 0x00000000);
+
+	if (nv_rd32(priv, 0x40032c) == inst) {
+		if (suspend) {
+			nv_wr32(priv, 0x400720, 0x00000000);
+			nv_wr32(priv, 0x400784, inst);
+			nv_mask(priv, 0x400310, 0x00000020, 0x00000020);
+			nv_mask(priv, 0x400304, 0x00000001, 0x00000001);
+			if (!nv_wait(priv, 0x400300, 0x00000001, 0x00000000)) {
+				u32 insn = nv_rd32(priv, 0x400308);
+				nv_warn(priv, "ctxprog timeout 0x%08x\n", insn);
+				ret = -EBUSY;
+			}
+		}
+
+		nv_mask(priv, 0x40032c, 0x01000000, 0x00000000);
+	}
+
+	if (nv_rd32(priv, 0x400330) == inst)
+		nv_mask(priv, 0x400330, 0x01000000, 0x00000000);
+
+	nv_mask(priv, 0x400720, 0x00000001, 0x00000001);
+	return ret;
+}
+
+static struct nvkm_oclass
+nv40_gr_cclass = {
+	.handle = NV_ENGCTX(GR, 0x40),
+	.ofuncs = &(struct nvkm_ofuncs) {
+		.ctor = nv40_gr_context_ctor,
+		.dtor = _nvkm_gr_context_dtor,
+		.init = _nvkm_gr_context_init,
+		.fini = nv40_gr_context_fini,
+		.rd32 = _nvkm_gr_context_rd32,
+		.wr32 = _nvkm_gr_context_wr32,
+	},
+};
+
+/*******************************************************************************
+ * PGRAPH engine/subdev functions
+ ******************************************************************************/
+
+static void
+nv40_gr_tile_prog(struct nvkm_engine *engine, int i)
+{
+	struct nvkm_fb_tile *tile = &nvkm_fb(engine)->tile.region[i];
+	struct nvkm_fifo *pfifo = nvkm_fifo(engine);
+	struct nv40_gr_priv *priv = (void *)engine;
+	unsigned long flags;
+
+	pfifo->pause(pfifo, &flags);
+	nv04_gr_idle(priv);
+
+	switch (nv_device(priv)->chipset) {
+	case 0x40:
+	case 0x41:
+	case 0x42:
+	case 0x43:
+	case 0x45:
+	case 0x4e:
+		nv_wr32(priv, NV20_PGRAPH_TSIZE(i), tile->pitch);
+		nv_wr32(priv, NV20_PGRAPH_TLIMIT(i), tile->limit);
+		nv_wr32(priv, NV20_PGRAPH_TILE(i), tile->addr);
+		nv_wr32(priv, NV40_PGRAPH_TSIZE1(i), tile->pitch);
+		nv_wr32(priv, NV40_PGRAPH_TLIMIT1(i), tile->limit);
+		nv_wr32(priv, NV40_PGRAPH_TILE1(i), tile->addr);
+		switch (nv_device(priv)->chipset) {
+		case 0x40:
+		case 0x45:
+			nv_wr32(priv, NV20_PGRAPH_ZCOMP(i), tile->zcomp);
+			nv_wr32(priv, NV40_PGRAPH_ZCOMP1(i), tile->zcomp);
+			break;
+		case 0x41:
+		case 0x42:
+		case 0x43:
+			nv_wr32(priv, NV41_PGRAPH_ZCOMP0(i), tile->zcomp);
+			nv_wr32(priv, NV41_PGRAPH_ZCOMP1(i), tile->zcomp);
+			break;
+		default:
+			break;
+		}
+		break;
+	case 0x44:
+	case 0x4a:
+		nv_wr32(priv, NV20_PGRAPH_TSIZE(i), tile->pitch);
+		nv_wr32(priv, NV20_PGRAPH_TLIMIT(i), tile->limit);
+		nv_wr32(priv, NV20_PGRAPH_TILE(i), tile->addr);
+		break;
+	case 0x46:
+	case 0x4c:
+	case 0x47:
+	case 0x49:
+	case 0x4b:
+	case 0x63:
+	case 0x67:
+	case 0x68:
+		nv_wr32(priv, NV47_PGRAPH_TSIZE(i), tile->pitch);
+		nv_wr32(priv, NV47_PGRAPH_TLIMIT(i), tile->limit);
+		nv_wr32(priv, NV47_PGRAPH_TILE(i), tile->addr);
+		nv_wr32(priv, NV40_PGRAPH_TSIZE1(i), tile->pitch);
+		nv_wr32(priv, NV40_PGRAPH_TLIMIT1(i), tile->limit);
+		nv_wr32(priv, NV40_PGRAPH_TILE1(i), tile->addr);
+		switch (nv_device(priv)->chipset) {
+		case 0x47:
+		case 0x49:
+		case 0x4b:
+			nv_wr32(priv, NV47_PGRAPH_ZCOMP0(i), tile->zcomp);
+			nv_wr32(priv, NV47_PGRAPH_ZCOMP1(i), tile->zcomp);
+			break;
+		default:
+			break;
+		}
+		break;
+	default:
+		break;
+	}
+
+	pfifo->start(pfifo, &flags);
+}
+
+static void
+nv40_gr_intr(struct nvkm_subdev *subdev)
+{
+	struct nvkm_fifo *pfifo = nvkm_fifo(subdev);
+	struct nvkm_engine *engine = nv_engine(subdev);
+	struct nvkm_object *engctx;
+	struct nvkm_handle *handle = NULL;
+	struct nv40_gr_priv *priv = (void *)subdev;
+	u32 stat = nv_rd32(priv, NV03_PGRAPH_INTR);
+	u32 nsource = nv_rd32(priv, NV03_PGRAPH_NSOURCE);
+	u32 nstatus = nv_rd32(priv, NV03_PGRAPH_NSTATUS);
+	u32 inst = nv_rd32(priv, 0x40032c) & 0x000fffff;
+	u32 addr = nv_rd32(priv, NV04_PGRAPH_TRAPPED_ADDR);
+	u32 subc = (addr & 0x00070000) >> 16;
+	u32 mthd = (addr & 0x00001ffc);
+	u32 data = nv_rd32(priv, NV04_PGRAPH_TRAPPED_DATA);
+	u32 class = nv_rd32(priv, 0x400160 + subc * 4) & 0xffff;
+	u32 show = stat;
+	int chid;
+
+	engctx = nvkm_engctx_get(engine, inst);
+	chid   = pfifo->chid(pfifo, engctx);
+
+	if (stat & NV_PGRAPH_INTR_ERROR) {
+		if (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD) {
+			handle = nvkm_handle_get_class(engctx, class);
+			if (handle && !nv_call(handle->object, mthd, data))
+				show &= ~NV_PGRAPH_INTR_ERROR;
+			nvkm_handle_put(handle);
+		}
+
+		if (nsource & NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION) {
+			nv_mask(priv, 0x402000, 0, 0);
+		}
+	}
+
+	nv_wr32(priv, NV03_PGRAPH_INTR, stat);
+	nv_wr32(priv, NV04_PGRAPH_FIFO, 0x00000001);
+
+	if (show) {
+		nv_error(priv, "%s", "");
+		nvkm_bitfield_print(nv10_gr_intr_name, show);
+		pr_cont(" nsource:");
+		nvkm_bitfield_print(nv04_gr_nsource, nsource);
+		pr_cont(" nstatus:");
+		nvkm_bitfield_print(nv10_gr_nstatus, nstatus);
+		pr_cont("\n");
+		nv_error(priv,
+			 "ch %d [0x%08x %s] subc %d class 0x%04x mthd 0x%04x data 0x%08x\n",
+			 chid, inst << 4, nvkm_client_name(engctx), subc,
+			 class, mthd, data);
+	}
+
+	nvkm_engctx_put(engctx);
+}
+
+static int
+nv40_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+	     struct nvkm_oclass *oclass, void *data, u32 size,
+	     struct nvkm_object **pobject)
+{
+	struct nv40_gr_priv *priv;
+	int ret;
+
+	ret = nvkm_gr_create(parent, engine, oclass, true, &priv);
+	*pobject = nv_object(priv);
+	if (ret)
+		return ret;
+
+	nv_subdev(priv)->unit = 0x00001000;
+	nv_subdev(priv)->intr = nv40_gr_intr;
+	nv_engine(priv)->cclass = &nv40_gr_cclass;
+	if (nv44_gr_class(priv))
+		nv_engine(priv)->sclass = nv44_gr_sclass;
+	else
+		nv_engine(priv)->sclass = nv40_gr_sclass;
+	nv_engine(priv)->tile_prog = nv40_gr_tile_prog;
+
+	priv->base.units = nv40_gr_units;
+	return 0;
+}
+
+static int
+nv40_gr_init(struct nvkm_object *object)
+{
+	struct nvkm_engine *engine = nv_engine(object);
+	struct nvkm_fb *pfb = nvkm_fb(object);
+	struct nv40_gr_priv *priv = (void *)engine;
+	int ret, i, j;
+	u32 vramsz;
+
+	ret = nvkm_gr_init(&priv->base);
+	if (ret)
+		return ret;
+
+	/* generate and upload context program */
+	ret = nv40_grctx_init(nv_device(priv), &priv->size);
+	if (ret)
+		return ret;
+
+	/* No context present currently */
+	nv_wr32(priv, NV40_PGRAPH_CTXCTL_CUR, 0x00000000);
+
+	nv_wr32(priv, NV03_PGRAPH_INTR   , 0xFFFFFFFF);
+	nv_wr32(priv, NV40_PGRAPH_INTR_EN, 0xFFFFFFFF);
+
+	nv_wr32(priv, NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF);
+	nv_wr32(priv, NV04_PGRAPH_DEBUG_0, 0x00000000);
+	nv_wr32(priv, NV04_PGRAPH_DEBUG_1, 0x401287c0);
+	nv_wr32(priv, NV04_PGRAPH_DEBUG_3, 0xe0de8055);
+	nv_wr32(priv, NV10_PGRAPH_DEBUG_4, 0x00008000);
+	nv_wr32(priv, NV04_PGRAPH_LIMIT_VIOL_PIX, 0x00be3c5f);
+
+	nv_wr32(priv, NV10_PGRAPH_CTX_CONTROL, 0x10010100);
+	nv_wr32(priv, NV10_PGRAPH_STATE      , 0xFFFFFFFF);
+
+	j = nv_rd32(priv, 0x1540) & 0xff;
+	if (j) {
+		for (i = 0; !(j & 1); j >>= 1, i++)
+			;
+		nv_wr32(priv, 0x405000, i);
+	}
+
+	if (nv_device(priv)->chipset == 0x40) {
+		nv_wr32(priv, 0x4009b0, 0x83280fff);
+		nv_wr32(priv, 0x4009b4, 0x000000a0);
+	} else {
+		nv_wr32(priv, 0x400820, 0x83280eff);
+		nv_wr32(priv, 0x400824, 0x000000a0);
+	}
+
+	switch (nv_device(priv)->chipset) {
+	case 0x40:
+	case 0x45:
+		nv_wr32(priv, 0x4009b8, 0x0078e366);
+		nv_wr32(priv, 0x4009bc, 0x0000014c);
+		break;
+	case 0x41:
+	case 0x42: /* pciid also 0x00Cx */
+	/* case 0x0120: XXX (pciid) */
+		nv_wr32(priv, 0x400828, 0x007596ff);
+		nv_wr32(priv, 0x40082c, 0x00000108);
+		break;
+	case 0x43:
+		nv_wr32(priv, 0x400828, 0x0072cb77);
+		nv_wr32(priv, 0x40082c, 0x00000108);
+		break;
+	case 0x44:
+	case 0x46: /* G72 */
+	case 0x4a:
+	case 0x4c: /* G7x-based C51 */
+	case 0x4e:
+		nv_wr32(priv, 0x400860, 0);
+		nv_wr32(priv, 0x400864, 0);
+		break;
+	case 0x47: /* G70 */
+	case 0x49: /* G71 */
+	case 0x4b: /* G73 */
+		nv_wr32(priv, 0x400828, 0x07830610);
+		nv_wr32(priv, 0x40082c, 0x0000016A);
+		break;
+	default:
+		break;
+	}
+
+	nv_wr32(priv, 0x400b38, 0x2ffff800);
+	nv_wr32(priv, 0x400b3c, 0x00006000);
+
+	/* Tiling related stuff. */
+	switch (nv_device(priv)->chipset) {
+	case 0x44:
+	case 0x4a:
+		nv_wr32(priv, 0x400bc4, 0x1003d888);
+		nv_wr32(priv, 0x400bbc, 0xb7a7b500);
+		break;
+	case 0x46:
+		nv_wr32(priv, 0x400bc4, 0x0000e024);
+		nv_wr32(priv, 0x400bbc, 0xb7a7b520);
+		break;
+	case 0x4c:
+	case 0x4e:
+	case 0x67:
+		nv_wr32(priv, 0x400bc4, 0x1003d888);
+		nv_wr32(priv, 0x400bbc, 0xb7a7b540);
+		break;
+	default:
+		break;
+	}
+
+	/* Turn all the tiling regions off. */
+	for (i = 0; i < pfb->tile.regions; i++)
+		engine->tile_prog(engine, i);
+
+	/* begin RAM config */
+	vramsz = nv_device_resource_len(nv_device(priv), 0) - 1;
+	switch (nv_device(priv)->chipset) {
+	case 0x40:
+		nv_wr32(priv, 0x4009A4, nv_rd32(priv, 0x100200));
+		nv_wr32(priv, 0x4009A8, nv_rd32(priv, 0x100204));
+		nv_wr32(priv, 0x4069A4, nv_rd32(priv, 0x100200));
+		nv_wr32(priv, 0x4069A8, nv_rd32(priv, 0x100204));
+		nv_wr32(priv, 0x400820, 0);
+		nv_wr32(priv, 0x400824, 0);
+		nv_wr32(priv, 0x400864, vramsz);
+		nv_wr32(priv, 0x400868, vramsz);
+		break;
+	default:
+		switch (nv_device(priv)->chipset) {
+		case 0x41:
+		case 0x42:
+		case 0x43:
+		case 0x45:
+		case 0x4e:
+		case 0x44:
+		case 0x4a:
+			nv_wr32(priv, 0x4009F0, nv_rd32(priv, 0x100200));
+			nv_wr32(priv, 0x4009F4, nv_rd32(priv, 0x100204));
+			break;
+		default:
+			nv_wr32(priv, 0x400DF0, nv_rd32(priv, 0x100200));
+			nv_wr32(priv, 0x400DF4, nv_rd32(priv, 0x100204));
+			break;
+		}
+		nv_wr32(priv, 0x4069F0, nv_rd32(priv, 0x100200));
+		nv_wr32(priv, 0x4069F4, nv_rd32(priv, 0x100204));
+		nv_wr32(priv, 0x400840, 0);
+		nv_wr32(priv, 0x400844, 0);
+		nv_wr32(priv, 0x4008A0, vramsz);
+		nv_wr32(priv, 0x4008A4, vramsz);
+		break;
+	}
+
+	return 0;
+}
+
+struct nvkm_oclass
+nv40_gr_oclass = {
+	.handle = NV_ENGINE(GR, 0x40),
+	.ofuncs = &(struct nvkm_ofuncs) {
+		.ctor = nv40_gr_ctor,
+		.dtor = _nvkm_gr_dtor,
+		.init = nv40_gr_init,
+		.fini = _nvkm_gr_fini,
+	},
+};