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path: root/drivers/gpu/drm/nouveau/nouveau_state.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_state.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_state.c152
1 files changed, 131 insertions, 21 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 9c144fb8bbb..a3ae91fa814 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -479,6 +479,47 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
engine->pm.voltage_get = nouveau_voltage_gpio_get;
engine->pm.voltage_set = nouveau_voltage_gpio_set;
break;
+ case 0xe0:
+ 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.get = nv50_instmem_get;
+ engine->instmem.put = nv50_instmem_put;
+ engine->instmem.map = nv50_instmem_map;
+ engine->instmem.unmap = nv50_instmem_unmap;
+ engine->instmem.flush = nv84_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->fifo.channels = 0;
+ engine->fifo.init = nouveau_stub_init;
+ engine->fifo.takedown = nouveau_stub_takedown;
+ engine->fifo.disable = nvc0_fifo_disable;
+ engine->fifo.enable = nvc0_fifo_enable;
+ engine->fifo.reassign = nvc0_fifo_reassign;
+ engine->fifo.unload_context = nouveau_stub_init;
+ engine->display.early_init = nouveau_stub_init;
+ engine->display.late_takedown = nouveau_stub_takedown;
+ engine->display.create = nvd0_display_create;
+ engine->display.destroy = nvd0_display_destroy;
+ engine->display.init = nvd0_display_init;
+ engine->display.fini = nvd0_display_fini;
+ engine->gpio.init = nv50_gpio_init;
+ engine->gpio.fini = nv50_gpio_fini;
+ engine->gpio.drive = nvd0_gpio_drive;
+ engine->gpio.sense = nvd0_gpio_sense;
+ engine->gpio.irq_enable = nv50_gpio_irq_enable;
+ engine->vram.init = nvc0_vram_init;
+ engine->vram.takedown = nv50_vram_fini;
+ engine->vram.get = nvc0_vram_new;
+ engine->vram.put = nv50_vram_del;
+ engine->vram.flags_valid = nvc0_vram_flags_valid;
+ break;
default:
NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset);
return 1;
@@ -552,6 +593,75 @@ static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev)
return can_switch;
}
+static void
+nouveau_card_channel_fini(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+ if (dev_priv->channel)
+ nouveau_channel_put_unlocked(&dev_priv->channel);
+}
+
+static int
+nouveau_card_channel_init(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_channel *chan;
+ int ret, oclass;
+
+ ret = nouveau_channel_alloc(dev, &chan, NULL, NvDmaFB, NvDmaTT);
+ dev_priv->channel = chan;
+ if (ret)
+ return ret;
+
+ mutex_unlock(&dev_priv->channel->mutex);
+
+ if (dev_priv->card_type <= NV_50) {
+ if (dev_priv->card_type < NV_50)
+ oclass = 0x0039;
+ else
+ oclass = 0x5039;
+
+ ret = nouveau_gpuobj_gr_new(chan, NvM2MF, oclass);
+ if (ret)
+ goto error;
+
+ ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000,
+ &chan->m2mf_ntfy);
+ if (ret)
+ goto error;
+
+ ret = RING_SPACE(chan, 6);
+ if (ret)
+ goto error;
+
+ BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NAME, 1);
+ OUT_RING (chan, NvM2MF);
+ BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
+ OUT_RING (chan, NvNotify0);
+ OUT_RING (chan, chan->vram_handle);
+ OUT_RING (chan, chan->gart_handle);
+ } else
+ if (dev_priv->card_type <= NV_C0) {
+ ret = nouveau_gpuobj_gr_new(chan, 0x9039, 0x9039);
+ if (ret)
+ goto error;
+
+ ret = RING_SPACE(chan, 2);
+ if (ret)
+ goto error;
+
+ BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0000, 1);
+ OUT_RING (chan, 0x00009039);
+ }
+
+ FIRE_RING (chan);
+error:
+ if (ret)
+ nouveau_card_channel_fini(dev);
+ return ret;
+}
+
int
nouveau_card_init(struct drm_device *dev)
{
@@ -738,17 +848,14 @@ nouveau_card_init(struct drm_device *dev)
nouveau_backlight_init(dev);
nouveau_pm_init(dev);
- if (dev_priv->eng[NVOBJ_ENGINE_GR]) {
- ret = nouveau_fence_init(dev);
- if (ret)
- goto out_pm;
+ ret = nouveau_fence_init(dev);
+ if (ret)
+ goto out_pm;
- ret = nouveau_channel_alloc(dev, &dev_priv->channel, NULL,
- NvDmaFB, NvDmaTT);
+ if (!dev_priv->noaccel) {
+ ret = nouveau_card_channel_init(dev);
if (ret)
goto out_fence;
-
- mutex_unlock(&dev_priv->channel->mutex);
}
if (dev->mode_config.num_crtc) {
@@ -762,7 +869,7 @@ nouveau_card_init(struct drm_device *dev)
return 0;
out_chan:
- nouveau_channel_put_unlocked(&dev_priv->channel);
+ nouveau_card_channel_fini(dev);
out_fence:
nouveau_fence_fini(dev);
out_pm:
@@ -820,11 +927,8 @@ static void nouveau_card_takedown(struct drm_device *dev)
nouveau_display_fini(dev);
}
- if (dev_priv->channel) {
- nouveau_channel_put_unlocked(&dev_priv->channel);
- nouveau_fence_fini(dev);
- }
-
+ nouveau_card_channel_fini(dev);
+ nouveau_fence_fini(dev);
nouveau_pm_fini(dev);
nouveau_backlight_exit(dev);
nouveau_display_destroy(dev);
@@ -993,8 +1097,8 @@ static int nouveau_remove_conflicting_drivers(struct drm_device *dev)
int nouveau_load(struct drm_device *dev, unsigned long flags)
{
struct drm_nouveau_private *dev_priv;
+ unsigned long long offset, length;
uint32_t reg0 = ~0, strap;
- resource_size_t mmio_start_offs;
int ret;
dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
@@ -1048,6 +1152,9 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
case 0xd0:
dev_priv->card_type = NV_D0;
break;
+ case 0xe0:
+ dev_priv->card_type = NV_E0;
+ break;
default:
break;
}
@@ -1072,17 +1179,20 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
NV_INFO(dev, "Detected an NV%2x generation card (0x%08x)\n",
dev_priv->card_type, reg0);
- /* map the mmio regs */
- mmio_start_offs = pci_resource_start(dev->pdev, 0);
- dev_priv->mmio = ioremap(mmio_start_offs, 0x00800000);
+ /* map the mmio regs, limiting the amount to preserve vmap space */
+ offset = pci_resource_start(dev->pdev, 0);
+ length = pci_resource_len(dev->pdev, 0);
+ if (dev_priv->card_type < NV_E0)
+ length = min(length, (unsigned long long)0x00800000);
+
+ dev_priv->mmio = ioremap(offset, length);
if (!dev_priv->mmio) {
NV_ERROR(dev, "Unable to initialize the mmio mapping. "
"Please report your setup to " DRIVER_EMAIL "\n");
ret = -EINVAL;
goto err_priv;
}
- NV_DEBUG(dev, "regs mapped ok at 0x%llx\n",
- (unsigned long long)mmio_start_offs);
+ NV_DEBUG(dev, "regs mapped ok at 0x%llx\n", offset);
/* determine frequency of timing crystal */
strap = nv_rd32(dev, 0x101000);
@@ -1140,7 +1250,7 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
}
} else {
dev_priv->ramin_size = 1 * 1024 * 1024;
- dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN,
+ dev_priv->ramin = ioremap(offset + NV_RAMIN,
dev_priv->ramin_size);
if (!dev_priv->ramin) {
NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-09 22:02:53 +0000