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drm/gf100-/gr: improve initial context patch list helpers 

Removes need for fixed buffer indices, and allows the functions
utilising them to also be run outside of context generation.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
wifi-calibration
Ben Skeggs 2014-08-10 04:10:29 +10:00
parent ac9738bb3e
commit 694c6caf92
4 changed files with 51 additions and 20 deletions
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38
drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c
View File

@ -982,6 +982,44 @@ nvc0_grctx_pack_tpc[] = {
* PGRAPH context implementation
******************************************************************************/
int
nvc0_grctx_mmio_data(struct nvc0_grctx *info, u32 size, u32 align, u32 access)
{
if (info->data) {
info->buffer[info->buffer_nr] = round_up(info->addr, align);
info->addr = info->buffer[info->buffer_nr] + size;
info->data->size = size;
info->data->align = align;
info->data->access = access;
info->data++;
return info->buffer_nr++;
}
return -1;
}
void
nvc0_grctx_mmio_item(struct nvc0_grctx *info, u32 addr, u32 data,
int shift, int buffer)
{
if (info->data) {
if (shift >= 0) {
info->mmio->addr = addr;
info->mmio->data = data;
info->mmio->shift = shift;
info->mmio->buffer = buffer;
if (buffer >= 0)
data |= info->buffer[buffer] >> shift;
info->mmio++;
} else
return;
} else {
if (buffer >= 0)
return;
}
nv_wr32(info->priv, addr, data);
}
void
nvc0_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
{

29
drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h
View File

@ -12,6 +12,17 @@ struct nvc0_grctx {
u64 addr;
};
int nvc0_grctx_mmio_data(struct nvc0_grctx *, u32 size, u32 align, u32 access);
void nvc0_grctx_mmio_item(struct nvc0_grctx *, u32 addr, u32 data, int s, int);
#define mmio_data(a,b,c) nvc0_grctx_mmio_data(info, (a), (b), (c))
#define mmio_list(a,b,c,d) nvc0_grctx_mmio_item(info, (a), (b), (c), (d))
#define mmio_vram(a,b,c,d) nvc0_grctx_mmio_data((a), (b), (c), (d))
#define mmio_refn(a,b,c,d,e) nvc0_grctx_mmio_item((a), (b), (c), (d), (e))
#define mmio_skip(a,b,c) mmio_refn((a), (b), (c), -1, -1)
#define mmio_wr32(a,b,c) mmio_refn((a), (b), (c), 0, -1)
struct nvc0_grctx_oclass {
struct nouveau_oclass base;
/* main context generation function */
@ -30,24 +41,6 @@ struct nvc0_grctx_oclass {
const struct nvc0_graph_pack *mthd;
};
#define mmio_data(s,a,p) do { \
info->buffer[info->buffer_nr] = round_up(info->addr, (a)); \
info->addr = info->buffer[info->buffer_nr++] + (s); \
info->data->size = (s); \
info->data->align = (a); \
info->data->access = (p); \
info->data++; \
} while(0)
#define mmio_list(r,d,s,b) do { \
info->mmio->addr = (r); \
info->mmio->data = (d); \
info->mmio->shift = (s); \
info->mmio->buffer = (b); \
info->mmio++; \
nv_wr32(priv, (r), (d) | ((s) ? (info->buffer[(b)] >> (s)) : 0)); \
} while(0)
extern struct nouveau_oclass *nvc0_grctx_oclass;
int nvc0_grctx_generate(struct nvc0_graph_priv *);
void nvc0_grctx_generate_main(struct nvc0_graph_priv *, struct nvc0_grctx *);

2
drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c
View File

@ -283,7 +283,7 @@ nvc0_graph_context_ctor(struct nouveau_object *parent,
u32 addr = mmio->addr;
u32 data = mmio->data;
if (mmio->shift) {
if (mmio->buffer >= 0) {
u64 info = chan->data[mmio->buffer].vma.offset;
data |= info >> mmio->shift;
}

2
drivers/gpu/drm/nouveau/core/engine/graph/nvc0.h
View File

@ -65,7 +65,7 @@ struct nvc0_graph_mmio {
u32 addr;
u32 data;
u32 shift;
u32 buffer;
int buffer;
};
struct nvc0_graph_fuc {