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drm/nve0/grctx: initial attempt at unhardcoding yet more magic

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Not sure about the (gpc_nr == 1) condition, it's probably wrong but for
all the examples I've seen so far it matches what NVIDIA end up poking.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-03-20 11:34:32 +10:00
parent ba366c25bc
commit 7092a8dd5c
1 changed files with 9 additions and 4 deletions
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13
drivers/gpu/drm/nouveau/core/engine/graph/ctxnve0.c
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@ -2772,10 +2772,15 @@ nve0_grctx_generate(struct nvc0_graph_priv *priv)
for (i = 0; i < 8; i++)
nv_wr32(priv, 0x4064d0 + (i * 0x04), 0x00000000);
nv_wr32(priv, 0x405b00, 0x201);
nv_wr32(priv, 0x408850, 0x2);
nv_wr32(priv, 0x408958, 0x2);
nv_wr32(priv, 0x419f78, 0xa);
nv_wr32(priv, 0x405b00, (priv->tpc_total << 8) | priv->gpc_nr);
if (priv->gpc_nr == 1) {
nv_mask(priv, 0x408850, 0x0000000f, priv->tpc_nr[0]);
nv_mask(priv, 0x408958, 0x0000000f, priv->tpc_nr[0]);
} else {
nv_mask(priv, 0x408850, 0x0000000f, priv->gpc_nr);
nv_mask(priv, 0x408958, 0x0000000f, priv->gpc_nr);
}
nv_mask(priv, 0x419f78, 0x00000001, 0x00000000);
nve0_grctx_generate_icmd(priv);
nve0_grctx_generate_a097(priv);