/*
* 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/gpuobj.h>
#include <subdev/fb.h>
#include <subdev/timer.h>
#include <engine/fifo.h>
u64
nv40_gr_units(struct nvkm_gr *gr)
{
return nvkm_rd32(gr->engine.subdev.device, 0x1540);
}
/*******************************************************************************
* Graphics object classes
******************************************************************************/
static int
nv40_gr_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
int align, struct nvkm_gpuobj **pgpuobj)
{
int ret = nvkm_gpuobj_new(object->engine->subdev.device, 20, align,
false, parent, pgpuobj);
if (ret == 0) {
nvkm_kmap(*pgpuobj);
nvkm_wo32(*pgpuobj, 0x00, object->oclass);
nvkm_wo32(*pgpuobj, 0x04, 0x00000000);
nvkm_wo32(*pgpuobj, 0x08, 0x00000000);
#ifdef __BIG_ENDIAN
nvkm_mo32(*pgpuobj, 0x08, 0x01000000, 0x01000000);
#endif
nvkm_wo32(*pgpuobj, 0x0c, 0x00000000);
nvkm_wo32(*pgpuobj, 0x10, 0x00000000);
nvkm_done(*pgpuobj);
}
return ret;
}
const struct nvkm_object_func
nv40_gr_object = {
.bind = nv40_gr_object_bind,
};
/*******************************************************************************
* PGRAPH context
******************************************************************************/
static int
nv40_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
int align, struct nvkm_gpuobj **pgpuobj)
{
struct nv40_gr_chan *chan = nv40_gr_chan(object);
struct nv40_gr *gr = chan->gr;
int ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size,
align, true, parent, pgpuobj);
if (ret == 0) {
chan->inst = (*pgpuobj)->addr;
nvkm_kmap(*pgpuobj);
nv40_grctx_fill(gr->base.engine.subdev.device, *pgpuobj);
nvkm_wo32(*pgpuobj, 0x00000, chan->inst >> 4);
nvkm_done(*pgpuobj);
}
return ret;
}
static int
nv40_gr_chan_fini(struct nvkm_object *object, bool suspend)
{
struct nv40_gr_chan *chan = nv40_gr_chan(object);
struct nv40_gr *gr = chan->gr;
struct nvkm_subdev *subdev = &gr->base.engine.subdev;
struct nvkm_device *device = subdev->device;
u32 inst = 0x01000000 | chan->inst >> 4;
int ret = 0;
nvkm_mask(device, 0x400720, 0x00000001, 0x00000000);
if (nvkm_rd32(device, 0x40032c) == inst) {
if (suspend) {
nvkm_wr32(device, 0x400720, 0x00000000);
nvkm_wr32(device, 0x400784, inst);
nvkm_mask(device, 0x400310, 0x00000020, 0x00000020);
nvkm_mask(device, 0x400304, 0x00000001, 0x00000001);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x400300) & 0x00000001))
break;
) < 0) {
u32 insn = nvkm_rd32(device, 0x400308);
nvkm_warn(subdev, "ctxprog timeout %08x\n", insn);
ret = -EBUSY;
}
}
nvkm_mask(device, 0x40032c, 0x01000000, 0x00000000);
}
if (nvkm_rd32(device, 0x400330) == inst)
nvkm_mask(device, 0x400330, 0x01000000, 0x00000000);
nvkm_mask(device, 0x400720, 0x00000001, 0x00000001);
return ret;
}
static void *
nv40_gr_chan_dtor(struct nvkm_object *object)
{
struct nv40_gr_chan *chan = nv40_gr_chan(object);
unsigned long flags;
spin_lock_irqsave(&chan->gr->base.engine.lock, flags);
list_del(&chan->head);
spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags);
return chan;
}
static const struct nvkm_object_func
nv40_gr_chan = {
.dtor = nv40_gr_chan_dtor,
.fini = nv40_gr_chan_fini,
.bind = nv40_gr_chan_bind,
};
int
nv40_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
{
struct nv40_gr *gr = nv40_gr(base);
struct nv40_gr_chan *chan;
unsigned long flags;
if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
return -ENOMEM;
nvkm_object_ctor(&nv40_gr_chan, oclass, &chan->object);
chan->gr = gr;
chan->fifo = fifoch;
*pobject = &chan->object;
spin_lock_irqsave(&chan->gr->base.engine.lock, flags);
list_add(&chan->head, &gr->chan);
spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags);
return 0;
}
/*******************************************************************************
* PGRAPH engine/subdev functions
******************************************************************************/
static void
nv40_gr_tile(struct nvkm_gr *base, int i, struct nvkm_fb_tile *tile)
{
struct nv40_gr *gr = nv40_gr(base);
struct nvkm_device *device = gr->base.engine.subdev.device;
struct nvkm_fifo *fifo = device->fifo;
unsigned long flags;
nvkm_fifo_pause(fifo, &flags);
nv04_gr_idle(&gr->base);
switch (device->chipset) {
case 0x40:
case 0x41:
case 0x42:
case 0x43:
case 0x45:
nvkm_wr32(device, NV20_PGRAPH_TSIZE(i), tile->pitch);
nvkm_wr32(device, NV20_PGRAPH_TLIMIT(i), tile->limit);
nvkm_wr32(device, NV20_PGRAPH_TILE(i), tile->addr);
nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch);
nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit);
nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr);
switch (device->chipset) {
case 0x40:
case 0x45:
nvkm_wr32(device, NV20_PGRAPH_ZCOMP(i), tile->zcomp);
nvkm_wr32(device, NV40_PGRAPH_ZCOMP1(i), tile->zcomp);
break;
case 0x41:
case 0x42:
case 0x43:
nvkm_wr32(device, NV41_PGRAPH_ZCOMP0(i), tile->zcomp);
nvkm_wr32(device, NV41_PGRAPH_ZCOMP1(i), tile->zcomp);
break;
default:
break;
}
break;
case 0x47:
case 0x49:
case 0x4b:
nvkm_wr32(device, NV47_PGRAPH_TSIZE(i), tile->pitch);
nvkm_wr32(device, NV47_PGRAPH_TLIMIT(i), tile->limit);
nvkm_wr32(device, NV47_PGRAPH_TILE(i), tile->addr);
nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch);
nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit);
nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr);
nvkm_wr32(device, NV47_PGRAPH_ZCOMP0(i), tile->zcomp);
nvkm_wr32(device, NV47_PGRAPH_ZCOMP1(i), tile->zcomp);
break;
default:
WARN_ON(1);
break;
}
nvkm_fifo_start(fifo, &flags);
}
void
nv40_gr_intr(struct nvkm_gr *base)
{
struct nv40_gr *gr = nv40_gr(base);
struct nv40_gr_chan *temp, *chan = NULL;
struct nvkm_subdev *subdev = &gr->base.engine.subdev;
struct nvkm_device *device = subdev->device;
u32 stat = nvkm_rd32(device, NV03_PGRAPH_INTR);
u32 nsource = nvkm_rd32(device, NV03_PGRAPH_NSOURCE);
u32 nstatus = nvkm_rd32(device, NV03_PGRAPH_NSTATUS);
u32 inst = nvkm_rd32(device, 0x40032c) & 0x000fffff;
u32 addr = nvkm_rd32(device, NV04_PGRAPH_TRAPPED_ADDR);
u32 subc = (addr & 0x00070000) >> 16;
u32 mthd = (addr & 0x00001ffc);
u32 data = nvkm_rd32(device, NV04_PGRAPH_TRAPPED_DATA);
u32 class = nvkm_rd32(device, 0x400160 + subc * 4) & 0xffff;
u32 show = stat;
char msg[128], src[128], sta[128];
unsigned long flags;
spin_lock_irqsave(&gr->base.engine.lock, flags);
list_for_each_entry(temp, &gr->chan, head) {
if (temp->inst >> 4 == inst) {
chan = temp;
list_del(&chan->head);
list_add(&chan->head, &gr->chan);
break;
}
}
if (stat & NV_PGRAPH_INTR_ERROR) {
if (nsource & NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION) {
nvkm_mask(device, 0x402000, 0, 0);
}
}
nvkm_wr32(device, NV03_PGRAPH_INTR, stat);
nvkm_wr32(device, NV04_PGRAPH_FIFO, 0x00000001);
if (show) {
nvkm_snprintbf(msg, sizeof(msg), nv10_gr_intr_name, show);
nvkm_snprintbf(src, sizeof(src), nv04_gr_nsource, nsource);
nvkm_snprintbf(sta, sizeof(sta), nv10_gr_nstatus, nstatus);
nvkm_error(subdev, "intr %08x [%s] nsource %08x [%s] "
"nstatus %08x [%s] ch %d [%08x %s] subc %d "
"class %04x mthd %04x data %08x\n",
show, msg, nsource, src, nstatus, sta,
chan ? chan->fifo->chid : -1, inst << 4,
chan ? chan->fifo->object.client->name : "unknown",
subc, class, mthd, data);
}
spin_unlock_irqrestore(&gr->base.engine.lock, flags);
}
int
nv40_gr_init(struct nvkm_gr *base)
{
struct nv40_gr *gr = nv40_gr(base);
struct nvkm_device *device = gr->base.engine.subdev.device;
int ret, i, j;
u32 vramsz;
/* generate and upload context program */
ret = nv40_grctx_init(device, &gr->size);
if (ret)
return ret;
/* No context present currently */
nvkm_wr32(device, NV40_PGRAPH_CTXCTL_CUR, 0x00000000);
nvkm_wr32(device, NV03_PGRAPH_INTR , 0xFFFFFFFF);
nvkm_wr32(device, NV40_PGRAPH_INTR_EN, 0xFFFFFFFF);
nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF);
nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0x00000000);
nvkm_wr32(device, NV04_PGRAPH_DEBUG_1, 0x401287c0);
nvkm_wr32(device, NV04_PGRAPH_DEBUG_3, 0xe0de8055);
nvkm_wr32(device, NV10_PGRAPH_DEBUG_4, 0x00008000);
nvkm_wr32(device, NV04_PGRAPH_LIMIT_VIOL_PIX, 0x00be3c5f);
nvkm_wr32(device, NV10_PGRAPH_CTX_CONTROL, 0x10010100);
nvkm_wr32(device, NV10_PGRAPH_STATE , 0xFFFFFFFF);
j = nvkm_rd32(device, 0x1540) & 0xff;
if (j) {
for (i = 0; !(j & 1); j >>= 1, i++)
;
nvkm_wr32(device, 0x405000, i);
}
if (device->chipset == 0x40) {
nvkm_wr32(device, 0x4009b0, 0x83280fff);
nvkm_wr32(device, 0x4009b4, 0x000000a0);
} else {
nvkm_wr32(device, 0x400820, 0x83280eff);
nvkm_wr32(device, 0x400824, 0x000000a0);
}
switch (device->chipset) {
case 0x40:
case 0x45:
nvkm_wr32(device, 0x4009b8, 0x0078e366);
nvkm_wr32(device, 0x4009bc, 0x0000014c);
break;
case 0x41:
case 0x42: /* pciid also 0x00Cx */
/* case 0x0120: XXX (pciid) */
nvkm_wr32(device, 0x400828, 0x007596ff);
nvkm_wr32(device, 0x40082c, 0x00000108);
break;
case 0x43:
nvkm_wr32(device, 0x400828, 0x0072cb77);
nvkm_wr32(device, 0x40082c, 0x00000108);
break;
case 0x44:
case 0x46: /* G72 */
case 0x4a:
case 0x4c: /* G7x-based C51 */
case 0x4e:
nvkm_wr32(device, 0x400860, 0);
nvkm_wr32(device, 0x400864, 0);
break;
case 0x47: /* G70 */
case 0x49: /* G71 */
case 0x4b: /* G73 */
nvkm_wr32(device, 0x400828, 0x07830610);
nvkm_wr32(device, 0x40082c, 0x0000016A);
break;
default:
break;
}
nvkm_wr32(device, 0x400b38, 0x2ffff800);
nvkm_wr32(device, 0x400b3c, 0x00006000);
/* Tiling related stuff. */
switch (device->chipset) {
case 0x44:
case 0x4a:
nvkm_wr32(device, 0x400bc4, 0x1003d888);
nvkm_wr32(device, 0x400bbc, 0xb7a7b500);
break;
case 0x46:
nvkm_wr32(device, 0x400bc4, 0x0000e024);
nvkm_wr32(device, 0x400bbc, 0xb7a7b520);
break;
case 0x4c:
case 0x4e:
case 0x67:
nvkm_wr32(device, 0x400bc4, 0x1003d888);
nvkm_wr32(device, 0x400bbc, 0xb7a7b540);
break;
default:
break;
}
/* begin RAM config */
vramsz = device->func->resource_size(device, 1) - 1;
switch (device->chipset) {
case 0x40:
nvkm_wr32(device, 0x4009A4, nvkm_rd32(device, 0x100200));
nvkm_wr32(device, 0x4009A8, nvkm_rd32(device, 0x100204));
nvkm_wr32(device, 0x4069A4, nvkm_rd32(device, 0x100200));
nvkm_wr32(device, 0x4069A8, nvkm_rd32(device, 0x100204));
nvkm_wr32(device, 0x400820, 0);
nvkm_wr32(device, 0x400824, 0);
nvkm_wr32(device, 0x400864, vramsz);
nvkm_wr32(device, 0x400868, vramsz);
break;
default:
switch (device->chipset) {
case 0x41:
case 0x42:
case 0x43:
case 0x45:
case 0x4e:
case 0x44:
case 0x4a:
nvkm_wr32(device, 0x4009F0, nvkm_rd32(device, 0x100200));
nvkm_wr32(device, 0x4009F4, nvkm_rd32(device, 0x100204));
break;
default:
nvkm_wr32(device, 0x400DF0, nvkm_rd32(device, 0x100200));
nvkm_wr32(device, 0x400DF4, nvkm_rd32(device, 0x100204));
break;
}
nvkm_wr32(device, 0x4069F0, nvkm_rd32(device, 0x100200));
nvkm_wr32(device, 0x4069F4, nvkm_rd32(device, 0x100204));
nvkm_wr32(device, 0x400840, 0);
nvkm_wr32(device, 0x400844, 0);
nvkm_wr32(device, 0x4008A0, vramsz);
nvkm_wr32(device, 0x4008A4, vramsz);
break;
}
return 0;
}
int
nv40_gr_new_(const struct nvkm_gr_func *func, struct nvkm_device *device,
int index, struct nvkm_gr **pgr)
{
struct nv40_gr *gr;
if (!(gr = kzalloc(sizeof(*gr), GFP_KERNEL)))
return -ENOMEM;
*pgr = &gr->base;
INIT_LIST_HEAD(&gr->chan);
return nvkm_gr_ctor(func, device, index, true, &gr->base);
}
static const struct nvkm_gr_func
nv40_gr = {
.init = nv40_gr_init,
.intr = nv40_gr_intr,
.tile = nv40_gr_tile,
.units = nv40_gr_units,
.chan_new = nv40_gr_chan_new,
.sclass = {
{ -1, -1, 0x0012, &nv40_gr_object }, /* beta1 */
{ -1, -1, 0x0019, &nv40_gr_object }, /* clip */
{ -1, -1, 0x0030, &nv40_gr_object }, /* null */
{ -1, -1, 0x0039, &nv40_gr_object }, /* m2mf */
{ -1, -1, 0x0043, &nv40_gr_object }, /* rop */
{ -1, -1, 0x0044, &nv40_gr_object }, /* patt */
{ -1, -1, 0x004a, &nv40_gr_object }, /* gdi */
{ -1, -1, 0x0062, &nv40_gr_object }, /* surf2d */
{ -1, -1, 0x0072, &nv40_gr_object }, /* beta4 */
{ -1, -1, 0x0089, &nv40_gr_object }, /* sifm */
{ -1, -1, 0x008a, &nv40_gr_object }, /* ifc */
{ -1, -1, 0x009f, &nv40_gr_object }, /* imageblit */
{ -1, -1, 0x3062, &nv40_gr_object }, /* surf2d (nv40) */
{ -1, -1, 0x3089, &nv40_gr_object }, /* sifm (nv40) */
{ -1, -1, 0x309e, &nv40_gr_object }, /* swzsurf (nv40) */
{ -1, -1, 0x4097, &nv40_gr_object }, /* curie */
{}
}
};
int
nv40_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr)
{
return nv40_gr_new_(&nv40_gr, device, index, pgr);
}