static int
sfbhack_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_bo *nvbo = NULL;
uint32_t tile_flags = dev_priv->card_type == NV_50 ? 0x7000 : 0x0000;
int ret, size;
if (dev_priv->sfb_gem)
return 0;
size = nouveau_mem_fb_amount(dev);
if (size > drm_get_resource_len(dev, 1))
size = drm_get_resource_len(dev, 1);
size >>= 1;
ret = nouveau_gem_new(dev, dev_priv->channel, size, 0, TTM_PL_FLAG_VRAM,
0, tile_flags, false, true, &nvbo);
if (ret)
return ret;
ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM);
if (ret) {
nouveau_bo_ref(NULL, &nvbo);
return ret;
}
dev_priv->sfb_gem = nvbo->gem;
return 0;
}
static int
nouveau_card_init_channel(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *gpuobj;
int ret;
ret = nouveau_channel_alloc(dev, &dev_priv->channel,
(struct drm_file *)-2,
NvDmaFB, NvDmaTT);
if (ret)
return ret;
gpuobj = NULL;
ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY,
0, nouveau_mem_fb_amount(dev),
NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM,
&gpuobj);
if (ret)
goto out_err;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaVRAM,
gpuobj, NULL);
if (ret)
goto out_err;
gpuobj = NULL;
ret = nouveau_gpuobj_gart_dma_new(dev_priv->channel, 0,
dev_priv->gart_info.aper_size,
NV_DMA_ACCESS_RW, &gpuobj, NULL);
if (ret)
goto out_err;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaGART,
gpuobj, NULL);
if (ret)
goto out_err;
return 0;
out_err:
nouveau_gpuobj_del(dev, &gpuobj);
nouveau_channel_free(dev_priv->channel);
dev_priv->channel = NULL;
return ret;
}
int
nouveau_card_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_engine *engine;
struct nouveau_gpuobj *gpuobj;
int ret;
NV_DEBUG(dev, "prev state = %d\n", dev_priv->init_state);
if (dev_priv->init_state == NOUVEAU_CARD_INIT_DONE)
return 0;
/* Determine exact chipset we're running on */
if (dev_priv->card_type < NV_10)
dev_priv->chipset = dev_priv->card_type;
else
dev_priv->chipset =
(nv_rd32(dev, NV03_PMC_BOOT_0) & 0x0ff00000) >> 20;
/* Initialise internal driver API hooks */
ret = nouveau_init_engine_ptrs(dev);
if (ret)
return ret;
engine = &dev_priv->engine;
dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED;
/* Parse BIOS tables / Run init tables if card not POSTed */
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
ret = nouveau_bios_init(dev);
if (ret)
return ret;
}
ret = nouveau_gpuobj_early_init(dev);
if (ret)
return ret;
/* Initialise instance memory, must happen before mem_init so we
* know exactly how much VRAM we're able to use for "normal"
* purposes.
*/
ret = engine->instmem.init(dev);
if (ret)
return ret;
/* Setup the memory manager */
ret = nouveau_mem_init(dev);
if (ret)
return ret;
ret = nouveau_gpuobj_init(dev);
if (ret)
return ret;
/* PMC */
ret = engine->mc.init(dev);
if (ret)
return ret;
/* PTIMER */
ret = engine->timer.init(dev);
if (ret)
return ret;
/* PFB */
ret = engine->fb.init(dev);
if (ret)
return ret;
/* PGRAPH */
ret = engine->graph.init(dev);
if (ret)
return ret;
/* PFIFO */
ret = engine->fifo.init(dev);
if (ret)
return ret;
/* this call irq_preinstall, register irq handler and
* call irq_postinstall
*/
ret = drm_irq_install(dev);
if (ret)
return ret;
ret = drm_vblank_init(dev, 0);
if (ret)
return ret;
/* what about PVIDEO/PCRTC/PRAMDAC etc? */
ret = nouveau_channel_alloc(dev, &dev_priv->channel,
(struct drm_file *)-2,
NvDmaFB, NvDmaTT);
if (ret)
return ret;
gpuobj = NULL;
ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY,
0, nouveau_mem_fb_amount(dev),
NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM,
&gpuobj);
if (ret)
return ret;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaVRAM,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
return ret;
}
gpuobj = NULL;
ret = nouveau_gpuobj_gart_dma_new(dev_priv->channel, 0,
dev_priv->gart_info.aper_size,
NV_DMA_ACCESS_RW, &gpuobj, NULL);
if (ret)
return ret;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaGART,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
return ret;
}
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
if (dev_priv->card_type >= NV_50) {
ret = nv50_display_create(dev);
if (ret)
return ret;
} else {
ret = nv04_display_create(dev);
if (ret)
return ret;
}
}
ret = nouveau_backlight_init(dev);
if (ret)
NV_ERROR(dev, "Error %d registering backlight\n", ret);
dev_priv->init_state = NOUVEAU_CARD_INIT_DONE;
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_helper_initial_config(dev);
return 0;
}