提交 7e22e71e 编写于 作者: C Christoph Bumiller 提交者: Ben Skeggs

drm/nvc0-: support NOUVEAU_GETPARAM_GRAPH_UNITS

Signed-off-by: NChristoph Bumiller <e0425955@student.tuwien.ac.at>
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 e30441ad
......@@ -46,6 +46,14 @@ struct nv40_graph_chan {
struct nouveau_graph_chan base;
};
static u64
nv40_graph_units(struct nouveau_graph *graph)
{
struct nv40_graph_priv *priv = (void *)graph;
return nv_rd32(priv, 0x1540);
}
/*******************************************************************************
* Graphics object classes
******************************************************************************/
......@@ -359,6 +367,8 @@ nv40_graph_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
else
nv_engine(priv)->sclass = nv40_graph_sclass;
nv_engine(priv)->tile_prog = nv40_graph_tile_prog;
priv->base.units = nv40_graph_units;
return 0;
}
......
......@@ -48,6 +48,14 @@ struct nv50_graph_chan {
struct nouveau_graph_chan base;
};
static u64
nv50_graph_units(struct nouveau_graph *graph)
{
struct nv50_graph_priv *priv = (void *)graph;
return nv_rd32(priv, 0x1540);
}
/*******************************************************************************
* Graphics object classes
******************************************************************************/
......@@ -819,6 +827,8 @@ nv50_graph_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
nv_subdev(priv)->intr = nv50_graph_intr;
nv_engine(priv)->cclass = &nv50_graph_cclass;
priv->base.units = nv50_graph_units;
switch (nv_device(priv)->chipset) {
case 0x50:
nv_engine(priv)->sclass = nv50_graph_sclass;
......
......@@ -60,6 +60,19 @@ nvc8_graph_sclass[] = {
{}
};
u64
nvc0_graph_units(struct nouveau_graph *graph)
{
struct nvc0_graph_priv *priv = (void *)graph;
u64 cfg;
cfg = (u32)priv->gpc_nr;
cfg |= (u32)priv->tpc_total << 8;
cfg |= (u64)priv->rop_nr << 32;
return cfg;
}
/*******************************************************************************
* PGRAPH context
******************************************************************************/
......@@ -529,6 +542,8 @@ nvc0_graph_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
nv_subdev(priv)->intr = nvc0_graph_intr;
nv_engine(priv)->cclass = &nvc0_graph_cclass;
priv->base.units = nvc0_graph_units;
if (nouveau_boolopt(device->cfgopt, "NvGrUseFW", false)) {
nv_info(priv, "using external firmware\n");
if (nvc0_graph_ctor_fw(priv, "fuc409c", &priv->fuc409c) ||
......
......@@ -169,4 +169,6 @@ int nvc0_graph_context_ctor(struct nouveau_object *, struct nouveau_object *,
struct nouveau_object **);
void nvc0_graph_context_dtor(struct nouveau_object *);
u64 nvc0_graph_units(struct nouveau_graph *);
#endif
......@@ -217,6 +217,8 @@ nve0_graph_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
nv_engine(priv)->cclass = &nve0_graph_cclass;
nv_engine(priv)->sclass = nve0_graph_sclass;
priv->base.units = nvc0_graph_units;
if (nouveau_boolopt(device->cfgopt, "NvGrUseFW", false)) {
nv_info(priv, "using external firmware\n");
if (nvc0_graph_ctor_fw(priv, "fuc409c", &priv->fuc409c) ||
......
......@@ -26,6 +26,10 @@ struct nouveau_graph_chan {
struct nouveau_graph {
struct nouveau_engine base;
/* Returns chipset-specific counts of units packed into an u64.
*/
u64 (*units)(struct nouveau_graph *);
};
static inline struct nouveau_graph *
......
......@@ -30,6 +30,7 @@
#include <subdev/fb.h>
#include <subdev/timer.h>
#include <subdev/instmem.h>
#include <engine/graph.h>
#include "nouveau_drm.h"
#include "nouveau_dma.h"
......@@ -168,6 +169,7 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_device *device = nv_device(drm->device);
struct nouveau_timer *ptimer = nouveau_timer(device);
struct nouveau_graph *graph = (void *)nouveau_engine(device, NVDEV_ENGINE_GR);
struct drm_nouveau_getparam *getparam = data;
switch (getparam->param) {
......@@ -208,14 +210,8 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
getparam->value = 1;
break;
case NOUVEAU_GETPARAM_GRAPH_UNITS:
/* NV40 and NV50 versions are quite different, but register
* address is the same. User is supposed to know the card
* family anyway... */
if (device->chipset >= 0x40) {
getparam->value = nv_rd32(device, 0x001540);
break;
}
/* FALLTHRU */
getparam->value = graph->units ? graph->units(graph) : 0;
break;
default:
nv_debug(device, "unknown parameter %lld\n", getparam->param);
return -EINVAL;
......
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