drm/nvc0: starting point for GF100 support, everything stubbed

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

10 files changed, 388 insertions, 6 deletions

diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile
index 2405d5e..e9b06e4 100644
--- a/drivers/gpu/drm/nouveau/Makefile
+++ b/drivers/gpu/drm/nouveau/Makefile
@@ -12,12 +12,12 @@ nouveau-y := nouveau_drv.o nouveau_state.o nouveau_channel.o nouveau_mem.o \
              nouveau_dp.o \
              nv04_timer.o \
              nv04_mc.o nv40_mc.o nv50_mc.o \
-             nv04_fb.o nv10_fb.o nv30_fb.o nv40_fb.o nv50_fb.o \
-             nv04_fifo.o nv10_fifo.o nv40_fifo.o nv50_fifo.o \
+             nv04_fb.o nv10_fb.o nv30_fb.o nv40_fb.o nv50_fb.o nvc0_fb.o \
+             nv04_fifo.o nv10_fifo.o nv40_fifo.o nv50_fifo.o nvc0_fifo.o \
              nv04_graph.o nv10_graph.o nv20_graph.o \
-             nv40_graph.o nv50_graph.o \
+             nv40_graph.o nv50_graph.o nvc0_graph.o \
              nv40_grctx.o nv50_grctx.o \
-             nv04_instmem.o nv50_instmem.o \
+             nv04_instmem.o nv50_instmem.o nvc0_instmem.o \
              nv50_crtc.o nv50_dac.o nv50_sor.o \
              nv50_cursor.o nv50_display.o nv50_fbcon.o \
              nv04_dac.o nv04_dfp.o nv04_tv.o nv17_tv.o nv17_tv_modes.o \
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 9e17d88..e424bf7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -509,6 +509,7 @@ enum nouveau_card_type {
 	NV_30      = 0x30,
 	NV_40      = 0x40,
 	NV_50      = 0x50,
+	NV_C0      = 0xc0,
 };
 
 struct drm_nouveau_private {
@@ -929,6 +930,10 @@ extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
 extern int  nv50_fb_init(struct drm_device *);
 extern void nv50_fb_takedown(struct drm_device *);
 
+/* nvc0_fb.c */
+extern int  nvc0_fb_init(struct drm_device *);
+extern void nvc0_fb_takedown(struct drm_device *);
+
 /* nv04_fifo.c */
 extern int  nv04_fifo_init(struct drm_device *);
 extern void nv04_fifo_disable(struct drm_device *);
@@ -966,6 +971,20 @@ extern void nv50_fifo_destroy_context(struct nouveau_channel *);
 extern int  nv50_fifo_load_context(struct nouveau_channel *);
 extern int  nv50_fifo_unload_context(struct drm_device *);
 
+/* nvc0_fifo.c */
+extern int  nvc0_fifo_init(struct drm_device *);
+extern void nvc0_fifo_takedown(struct drm_device *);
+extern void nvc0_fifo_disable(struct drm_device *);
+extern void nvc0_fifo_enable(struct drm_device *);
+extern bool nvc0_fifo_reassign(struct drm_device *, bool);
+extern bool nvc0_fifo_cache_flush(struct drm_device *);
+extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
+extern int  nvc0_fifo_channel_id(struct drm_device *);
+extern int  nvc0_fifo_create_context(struct nouveau_channel *);
+extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
+extern int  nvc0_fifo_load_context(struct nouveau_channel *);
+extern int  nvc0_fifo_unload_context(struct drm_device *);
+
 /* nv04_graph.c */
 extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
 extern int  nv04_graph_init(struct drm_device *);
@@ -1030,6 +1049,16 @@ extern int  nv50_graph_unload_context(struct drm_device *);
 extern void nv50_graph_context_switch(struct drm_device *);
 extern int  nv50_grctx_init(struct nouveau_grctx *);
 
+/* nvc0_graph.c */
+extern int  nvc0_graph_init(struct drm_device *);
+extern void nvc0_graph_takedown(struct drm_device *);
+extern void nvc0_graph_fifo_access(struct drm_device *, bool);
+extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
+extern int  nvc0_graph_create_context(struct nouveau_channel *);
+extern void nvc0_graph_destroy_context(struct nouveau_channel *);
+extern int  nvc0_graph_load_context(struct nouveau_channel *);
+extern int  nvc0_graph_unload_context(struct drm_device *);
+
 /* nv04_instmem.c */
 extern int  nv04_instmem_init(struct drm_device *);
 extern void nv04_instmem_takedown(struct drm_device *);
@@ -1056,6 +1085,18 @@ extern void nv50_instmem_flush(struct drm_device *);
 extern void nv84_instmem_flush(struct drm_device *);
 extern void nv50_vm_flush(struct drm_device *, int engine);
 
+/* nvc0_instmem.c */
+extern int  nvc0_instmem_init(struct drm_device *);
+extern void nvc0_instmem_takedown(struct drm_device *);
+extern int  nvc0_instmem_suspend(struct drm_device *);
+extern void nvc0_instmem_resume(struct drm_device *);
+extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
+				  uint32_t *size);
+extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
+extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
+extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
+extern void nvc0_instmem_flush(struct drm_device *);
+
 /* nv04_mc.c */
 extern int  nv04_mc_init(struct drm_device *);
 extern void nv04_mc_takedown(struct drm_device *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 2fb2444..11f13fc 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -280,6 +280,8 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
 
 	if (dev_priv->channel && !nouveau_nofbaccel) {
 		switch (dev_priv->card_type) {
+		case NV_C0:
+			break;
 		case NV_50:
 			nv50_fbcon_accel_init(info);
 			info->fbops = &nv50_fbcon_ops;
diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c
index 9df711f..0bd407c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_i2c.c
+++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c
@@ -163,7 +163,7 @@ nouveau_i2c_init(struct drm_device *dev, struct dcb_i2c_entry *entry, int index)
 	if (entry->chan)
 		return -EEXIST;
 
-	if (dev_priv->card_type == NV_50 && entry->read >= NV50_I2C_PORTS) {
+	if (dev_priv->card_type == NV_C0 && entry->read >= NV50_I2C_PORTS) {
 		NV_ERROR(dev, "unknown i2c port %d\n", entry->read);
 		return -EINVAL;
 	}
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 0a4a617..794b0ee 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -49,7 +49,7 @@ nouveau_irq_preinstall(struct drm_device *dev)
 	/* Master disable */
 	nv_wr32(dev, NV03_PMC_INTR_EN_0, 0);
 
-	if (dev_priv->card_type == NV_50) {
+	if (dev_priv->card_type >= NV_50) {
 		INIT_WORK(&dev_priv->irq_work, nv50_display_irq_handler_bh);
 		INIT_WORK(&dev_priv->hpd_work, nv50_display_irq_hotplug_bh);
 		INIT_LIST_HEAD(&dev_priv->vbl_waiting);
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index cf16bfb..989322b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -359,6 +359,54 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
 		engine->gpio.set		= nv50_gpio_set;
 		engine->gpio.irq_enable		= nv50_gpio_irq_enable;
 		break;
+	case 0xC0:
+		engine->instmem.init		= nvc0_instmem_init;
+		engine->instmem.takedown	= nvc0_instmem_takedown;
+		engine->instmem.suspend		= nvc0_instmem_suspend;
+		engine->instmem.resume		= nvc0_instmem_resume;
+		engine->instmem.populate	= nvc0_instmem_populate;
+		engine->instmem.clear		= nvc0_instmem_clear;
+		engine->instmem.bind		= nvc0_instmem_bind;
+		engine->instmem.unbind		= nvc0_instmem_unbind;
+		engine->instmem.flush		= nvc0_instmem_flush;
+		engine->mc.init			= nv50_mc_init;
+		engine->mc.takedown		= nv50_mc_takedown;
+		engine->timer.init		= nv04_timer_init;
+		engine->timer.read		= nv04_timer_read;
+		engine->timer.takedown		= nv04_timer_takedown;
+		engine->fb.init			= nvc0_fb_init;
+		engine->fb.takedown		= nvc0_fb_takedown;
+		engine->graph.grclass		= NULL;  //nvc0_graph_grclass;
+		engine->graph.init		= nvc0_graph_init;
+		engine->graph.takedown		= nvc0_graph_takedown;
+		engine->graph.fifo_access	= nvc0_graph_fifo_access;
+		engine->graph.channel		= nvc0_graph_channel;
+		engine->graph.create_context	= nvc0_graph_create_context;
+		engine->graph.destroy_context	= nvc0_graph_destroy_context;
+		engine->graph.load_context	= nvc0_graph_load_context;
+		engine->graph.unload_context	= nvc0_graph_unload_context;
+		engine->fifo.channels		= 128;
+		engine->fifo.init		= nvc0_fifo_init;
+		engine->fifo.takedown		= nvc0_fifo_takedown;
+		engine->fifo.disable		= nvc0_fifo_disable;
+		engine->fifo.enable		= nvc0_fifo_enable;
+		engine->fifo.reassign		= nvc0_fifo_reassign;
+		engine->fifo.channel_id		= nvc0_fifo_channel_id;
+		engine->fifo.create_context	= nvc0_fifo_create_context;
+		engine->fifo.destroy_context	= nvc0_fifo_destroy_context;
+		engine->fifo.load_context	= nvc0_fifo_load_context;
+		engine->fifo.unload_context	= nvc0_fifo_unload_context;
+		engine->display.early_init	= nv50_display_early_init;
+		engine->display.late_takedown	= nv50_display_late_takedown;
+		engine->display.create		= nv50_display_create;
+		engine->display.init		= nv50_display_init;
+		engine->display.destroy		= nv50_display_destroy;
+		engine->gpio.init		= nv50_gpio_init;
+		engine->gpio.takedown		= nouveau_stub_takedown;
+		engine->gpio.get		= nv50_gpio_get;
+		engine->gpio.set		= nv50_gpio_set;
+		engine->gpio.irq_enable		= nv50_gpio_irq_enable;
+		break;
 	default:
 		NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset);
 		return 1;
@@ -815,6 +863,9 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
 	case 0xa0:
 		dev_priv->card_type = NV_50;
 		break;
+	case 0xc0:
+		dev_priv->card_type = NV_C0;
+		break;
 	default:
 		NV_INFO(dev, "Unsupported chipset 0x%08x\n", reg0);
 		ret = -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvc0_fb.c b/drivers/gpu/drm/nouveau/nvc0_fb.c
new file mode 100644
index 0000000..26a9960
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvc0_fb.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2010 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
+ */
+
+#include "drmP.h"
+
+#include "nouveau_drv.h"
+
+int
+nvc0_fb_init(struct drm_device *dev)
+{
+	return 0;
+}
+
+void
+nvc0_fb_takedown(struct drm_device *dev)
+{
+}
diff --git a/drivers/gpu/drm/nouveau/nvc0_fifo.c b/drivers/gpu/drm/nouveau/nvc0_fifo.c
new file mode 100644
index 0000000..d643758
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvc0_fifo.c
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2010 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
+ */
+
+#include "drmP.h"
+
+#include "nouveau_drv.h"
+
+void
+nvc0_fifo_disable(struct drm_device *dev)
+{
+}
+
+void
+nvc0_fifo_enable(struct drm_device *dev)
+{
+}
+
+bool
+nvc0_fifo_reassign(struct drm_device *dev, bool enable)
+{
+	return false;
+}
+
+bool
+nvc0_fifo_cache_flush(struct drm_device *dev)
+{
+	return true;
+}
+
+bool
+nvc0_fifo_cache_pull(struct drm_device *dev, bool enable)
+{
+	return false;
+}
+
+int
+nvc0_fifo_channel_id(struct drm_device *dev)
+{
+	return 127;
+}
+
+int
+nvc0_fifo_create_context(struct nouveau_channel *chan)
+{
+	return 0;
+}
+
+void
+nvc0_fifo_destroy_context(struct nouveau_channel *chan)
+{
+}
+
+int
+nvc0_fifo_load_context(struct nouveau_channel *chan)
+{
+	return 0;
+}
+
+int
+nvc0_fifo_unload_context(struct drm_device *dev)
+{
+	return 0;
+}
+
+void
+nvc0_fifo_takedown(struct drm_device *dev)
+{
+}
+
+int
+nvc0_fifo_init(struct drm_device *dev)
+{
+	return 0;
+}
+
diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c
new file mode 100644
index 0000000..717a517
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvc0_graph.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2010 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
+ */
+
+#include "drmP.h"
+
+#include "nouveau_drv.h"
+
+void
+nvc0_graph_fifo_access(struct drm_device *dev, bool enabled)
+{
+}
+
+struct nouveau_channel *
+nvc0_graph_channel(struct drm_device *dev)
+{
+	return NULL;
+}
+
+int
+nvc0_graph_create_context(struct nouveau_channel *chan)
+{
+	return 0;
+}
+
+void
+nvc0_graph_destroy_context(struct nouveau_channel *chan)
+{
+}
+
+int
+nvc0_graph_load_context(struct nouveau_channel *chan)
+{
+	return 0;
+}
+
+int
+nvc0_graph_unload_context(struct drm_device *dev)
+{
+	return 0;
+}
+
+void
+nvc0_graph_takedown(struct drm_device *dev)
+{
+}
+
+int
+nvc0_graph_init(struct drm_device *dev)
+{
+	struct drm_nouveau_private *dev_priv = dev->dev_private;
+	dev_priv->engine.graph.accel_blocked = true;
+	return 0;
+}
+
diff --git a/drivers/gpu/drm/nouveau/nvc0_instmem.c b/drivers/gpu/drm/nouveau/nvc0_instmem.c
new file mode 100644
index 0000000..c6ffc16
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvc0_instmem.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2010 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
+ */
+
+#include "drmP.h"
+
+#include "nouveau_drv.h"
+
+int
+nvc0_instmem_populate(struct drm_device *dev, struct nouveau_gpuobj *gpuobj,
+		      uint32_t *size)
+{
+	return 0;
+}
+
+void
+nvc0_instmem_clear(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
+{
+}
+
+int
+nvc0_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
+{
+	return 0;
+}
+
+int
+nvc0_instmem_unbind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
+{
+	return 0;
+}
+
+void
+nvc0_instmem_flush(struct drm_device *dev)
+{
+}
+
+int
+nvc0_instmem_suspend(struct drm_device *dev)
+{
+	return 0;
+}
+
+void
+nvc0_instmem_resume(struct drm_device *dev)
+{
+}
+
+int
+nvc0_instmem_init(struct drm_device *dev)
+{
+	return 0;
+}
+
+void
+nvc0_instmem_takedown(struct drm_device *dev)
+{
+}
+