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drm/nve0: initial modesetting support for kepler chipsets 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
hifive-unleashed-5.1
Ben Skeggs 2012-03-04 14:47:55 +10:00
parent fa2c113ac1
commit 68455a43de
2 changed files with 55 additions and 7 deletions
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1
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -701,6 +701,7 @@ enum nouveau_card_type {
NV_50 = 0x50,
NV_C0 = 0xc0,
NV_D0 = 0xd0,
NV_E0 = 0xe0,
};
struct drm_nouveau_private {

61
drivers/gpu/drm/nouveau/nouveau_state.c
View File

@ -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;
@ -1056,8 +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);
@ -1111,6 +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;
}
@ -1135,17 +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);
@ -1203,7 +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");