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drm/nv40: make detection of 0x4097-ful chipsets available everywhere 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
hifive-unleashed-5.1
Ben Skeggs 2011-01-11 14:23:12 +10:00
parent 07cfe0e7a8
commit c693931d93
3 changed files with 20 additions and 18 deletions
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14
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -1574,6 +1574,20 @@ nv_match_device(struct drm_device *dev, unsigned device,
dev->pdev->subsystem_device == sub_device;
}
/* returns 1 if device is one of the nv4x using the 0x4497 object class,
* helpful to determine a number of other hardware features
*/
static inline int
nv44_graph_class(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
if ((dev_priv->chipset & 0xf0) == 0x60)
return 1;
return !(0x0baf & (1 << (dev_priv->chipset & 0x0f)));
}
/* memory type/access flags, do not match hardware values */
#define NV_MEM_ACCESS_RO 1
#define NV_MEM_ACCESS_WO 2

3
drivers/gpu/drm/nouveau/nv40_graph.c
View File

@ -451,8 +451,7 @@ nv40_graph_register(struct drm_device *dev)
NVOBJ_CLASS(dev, 0x309e, GR); /* swzsurf */
/* curie */
if (dev_priv->chipset >= 0x60 ||
0x00005450 & (1 << (dev_priv->chipset & 0x0f)))
if (nv44_graph_class(dev))
NVOBJ_CLASS(dev, 0x4497, GR);
else
NVOBJ_CLASS(dev, 0x4097, GR);

21
drivers/gpu/drm/nouveau/nv40_grctx.c
View File

@ -117,17 +117,6 @@
* - get vs count from 0x1540
*/
static int
nv40_graph_4097(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
if ((dev_priv->chipset & 0xf0) == 0x60)
return 0;
return !!(0x0baf & (1 << dev_priv->chipset));
}
static int
nv40_graph_vs_count(struct drm_device *dev)
{
@ -219,7 +208,7 @@ nv40_graph_construct_general(struct nouveau_grctx *ctx)
gr_def(ctx, 0x4009dc, 0x80000000);
} else {
cp_ctx(ctx, 0x400840, 20);
if (!nv40_graph_4097(ctx->dev)) {
if (nv44_graph_class(ctx->dev)) {
for (i = 0; i < 8; i++)
gr_def(ctx, 0x400860 + (i * 4), 0x00000001);
}
@ -228,7 +217,7 @@ nv40_graph_construct_general(struct nouveau_grctx *ctx)
gr_def(ctx, 0x400888, 0x00000040);
cp_ctx(ctx, 0x400894, 11);
gr_def(ctx, 0x400894, 0x00000040);
if (nv40_graph_4097(ctx->dev)) {
if (!nv44_graph_class(ctx->dev)) {
for (i = 0; i < 8; i++)
gr_def(ctx, 0x4008a0 + (i * 4), 0x80000000);
}
@ -546,7 +535,7 @@ nv40_graph_construct_state3d_2(struct nouveau_grctx *ctx)
static void
nv40_graph_construct_state3d_3(struct nouveau_grctx *ctx)
{
int len = nv40_graph_4097(ctx->dev) ? 0x0684 : 0x0084;
int len = nv44_graph_class(ctx->dev) ? 0x0084 : 0x0684;
cp_out (ctx, 0x300000);
cp_lsr (ctx, len - 4);
@ -582,11 +571,11 @@ nv40_graph_construct_shader(struct nouveau_grctx *ctx)
} else {
b0_offset = 0x1d40/4; /* 2200 */
b1_offset = 0x3f40/4; /* 0b00 : 0a40 */
vs_len = nv40_graph_4097(dev) ? 0x4a40/4 : 0x4980/4;
vs_len = nv44_graph_class(dev) ? 0x4980/4 : 0x4a40/4;
}
cp_lsr(ctx, vs_len * vs_nr + 0x300/4);
cp_out(ctx, nv40_graph_4097(dev) ? 0x800041 : 0x800029);
cp_out(ctx, nv44_graph_class(dev) ? 0x800029 : 0x800041);
offset = ctx->ctxvals_pos;
ctx->ctxvals_pos += (0x0300/4 + (vs_nr * vs_len));