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path: root/drivers/gpu/drm/nouveau/nv40_grctx.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv40_grctx.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv40_grctx.c32
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_grctx.c b/drivers/gpu/drm/nouveau/nv40_grctx.c
index f70447d131d7..be0a74750fb1 100644
--- a/drivers/gpu/drm/nouveau/nv40_grctx.c
+++ b/drivers/gpu/drm/nouveau/nv40_grctx.c
@@ -595,8 +595,8 @@ nv40_graph_construct_shader(struct nouveau_grctx *ctx)
}
}
-void
-nv40_grctx_init(struct nouveau_grctx *ctx)
+static void
+nv40_grctx_generate(struct nouveau_grctx *ctx)
{
/* decide whether we're loading/unloading the context */
cp_bra (ctx, AUTO_SAVE, PENDING, cp_setup_save);
@@ -660,3 +660,31 @@ nv40_grctx_init(struct nouveau_grctx *ctx)
cp_out (ctx, CP_END);
}
+void
+nv40_grctx_fill(struct drm_device *dev, struct nouveau_gpuobj *mem)
+{
+ nv40_grctx_generate(&(struct nouveau_grctx) {
+ .dev = dev,
+ .mode = NOUVEAU_GRCTX_VALS,
+ .data = mem,
+ });
+}
+
+void
+nv40_grctx_init(struct drm_device *dev, u32 *size)
+{
+ u32 ctxprog[256], i;
+ struct nouveau_grctx ctx = {
+ .dev = dev,
+ .mode = NOUVEAU_GRCTX_PROG,
+ .data = ctxprog,
+ .ctxprog_max = ARRAY_SIZE(ctxprog)
+ };
+
+ nv40_grctx_generate(&ctx);
+
+ nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0);
+ for (i = 0; i < ctx.ctxprog_len; i++)
+ nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_DATA, ctxprog[i]);
+ *size = ctx.ctxvals_pos * 4;
+}