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authorBen Skeggs <bskeggs@redhat.com>2012-03-13 13:05:13 +1000
committerBen Skeggs <bskeggs@redhat.com>2012-05-24 16:31:41 +1000
commitab394543ddd02b6cc6612a3c1991a18fb3056a45 (patch)
treeb5f07e24e3b1e091578357694a6dc7a45cbb368e /drivers/gpu/drm/nouveau/nve0_graph.h
parent5132f37700210740117f5163b5df7aa1c8469a55 (diff)
drm/nve0/gr: initial implementation
This may, perhaps, get re-merged with nvc0_graph.c at some point. It's still unclear as to how great an idea that'd be. Stay tuned... Completely dependent on firmware blobs from NVIDIA binary driver currently. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nve0_graph.h')
-rw-r--r--drivers/gpu/drm/nouveau/nve0_graph.h89
1 files changed, 89 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nve0_graph.h b/drivers/gpu/drm/nouveau/nve0_graph.h
new file mode 100644
index 00000000000..2ba70449ba0
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nve0_graph.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#ifndef __NVE0_GRAPH_H__
+#define __NVE0_GRAPH_H__
+
+#define GPC_MAX 4
+#define TPC_MAX 32
+
+#define ROP_BCAST(r) (0x408800 + (r))
+#define ROP_UNIT(u, r) (0x410000 + (u) * 0x400 + (r))
+#define GPC_BCAST(r) (0x418000 + (r))
+#define GPC_UNIT(t, r) (0x500000 + (t) * 0x8000 + (r))
+#define TPC_UNIT(t, m, r) (0x504000 + (t) * 0x8000 + (m) * 0x800 + (r))
+
+struct nve0_graph_fuc {
+ u32 *data;
+ u32 size;
+};
+
+struct nve0_graph_priv {
+ struct nouveau_exec_engine base;
+
+ struct nve0_graph_fuc fuc409c;
+ struct nve0_graph_fuc fuc409d;
+ struct nve0_graph_fuc fuc41ac;
+ struct nve0_graph_fuc fuc41ad;
+
+ u8 gpc_nr;
+ u8 rop_nr;
+ u8 tpc_nr[GPC_MAX];
+ u8 tpc_total;
+
+ u32 grctx_size;
+ u32 *grctx_vals;
+ struct nouveau_gpuobj *unk4188b4;
+ struct nouveau_gpuobj *unk4188b8;
+
+ u8 magic_not_rop_nr;
+};
+
+struct nve0_graph_chan {
+ struct nouveau_gpuobj *grctx;
+ struct nouveau_gpuobj *unk408004; /* 0x418810 too */
+ struct nouveau_gpuobj *unk40800c; /* 0x419004 too */
+ struct nouveau_gpuobj *unk418810; /* 0x419848 too */
+ struct nouveau_gpuobj *mmio;
+ int mmio_nr;
+};
+
+int nve0_grctx_generate(struct nouveau_channel *);
+
+/* nve0_graph.c uses this also to determine supported chipsets */
+static inline u32
+nve0_graph_class(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+ switch (dev_priv->chipset) {
+ case 0xe4:
+ case 0xe7:
+ return 0xa097;
+ default:
+ return 0;
+ }
+}
+
+#endif