kfree(mem);
}
-static int
-nv50_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
- struct nouveau_oclass *oclass, void *data, u32 size,
- struct nouveau_object **pobject)
-{
- struct nouveau_device *device = nv_device(parent);
- struct nv50_fb_priv *priv;
- int ret;
-
- ret = nouveau_fb_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
-
- priv->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (priv->r100c08_page) {
- priv->r100c08 = pci_map_page(device->pdev, priv->r100c08_page,
- 0, PAGE_SIZE,
- PCI_DMA_BIDIRECTIONAL);
- if (pci_dma_mapping_error(device->pdev, priv->r100c08))
- nv_warn(priv, "failed 0x100c08 page map\n");
- } else {
- nv_warn(priv, "failed 0x100c08 page alloc\n");
- }
-
- priv->base.memtype_valid = nv50_fb_memtype_valid;
- priv->base.ram.init = nv50_fb_vram_init;
- priv->base.ram.get = nv50_fb_vram_new;
- priv->base.ram.put = nv50_fb_vram_del;
- return nouveau_fb_preinit(&priv->base);
-}
-
-static void
-nv50_fb_dtor(struct nouveau_object *object)
-{
- struct nouveau_device *device = nv_device(object);
- struct nv50_fb_priv *priv = (void *)object;
-
- if (priv->r100c08_page) {
- pci_unmap_page(device->pdev, priv->r100c08, PAGE_SIZE,
- PCI_DMA_BIDIRECTIONAL);
- __free_page(priv->r100c08_page);
- }
-
- nouveau_fb_destroy(&priv->base);
-}
-
-static int
-nv50_fb_init(struct nouveau_object *object)
-{
- struct nouveau_device *device = nv_device(object);
- struct nv50_fb_priv *priv = (void *)object;
- int ret;
-
- ret = nouveau_fb_init(&priv->base);
- if (ret)
- return ret;
-
- /* Not a clue what this is exactly. Without pointing it at a
- * scratch page, VRAM->GART blits with M2MF (as in DDX DFS)
- * cause IOMMU "read from address 0" errors (rh#561267)
- */
- nv_wr32(priv, 0x100c08, priv->r100c08 >> 8);
-
- /* This is needed to get meaningful information from 100c90
- * on traps. No idea what these values mean exactly. */
- switch (device->chipset) {
- case 0x50:
- nv_wr32(priv, 0x100c90, 0x000707ff);
- break;
- case 0xa3:
- case 0xa5:
- case 0xa8:
- nv_wr32(priv, 0x100c90, 0x000d0fff);
- break;
- case 0xaf:
- nv_wr32(priv, 0x100c90, 0x089d1fff);
- break;
- default:
- nv_wr32(priv, 0x100c90, 0x001d07ff);
- break;
- }
-
- return 0;
-}
-
-struct nouveau_oclass
-nv50_fb_oclass = {
- .handle = NV_SUBDEV(FB, 0x50),
- .ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv50_fb_ctor,
- .dtor = nv50_fb_dtor,
- .init = nv50_fb_init,
- .fini = _nouveau_fb_fini,
- },
-};
-
static const struct nouveau_enum vm_dispatch_subclients[] = {
{ 0x00000000, "GRCTX", NULL },
{ 0x00000001, "NOTIFY", NULL },
{}
};
-void
-nv50_fb_trap(struct nouveau_fb *pfb, int display)
+static void
+nv50_fb_intr(struct nouveau_subdev *subdev)
{
- struct nouveau_device *device = nv_device(pfb);
- struct nv50_fb_priv *priv = (void *)pfb;
+ struct nouveau_device *device = nv_device(subdev);
+ struct nv50_fb_priv *priv = (void *)subdev;
const struct nouveau_enum *en, *cl;
u32 trap[6], idx, chan;
u8 st0, st1, st2, st3;
}
nv_wr32(priv, 0x100c90, idx | 0x80000000);
- if (!display)
- return;
-
/* decode status bits into something more useful */
if (device->chipset < 0xa3 ||
device->chipset == 0xaa || device->chipset == 0xac) {
else
printk("0x%08x\n", st1);
}
+
+static int
+nv50_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
+{
+ struct nouveau_device *device = nv_device(parent);
+ struct nv50_fb_priv *priv;
+ int ret;
+
+ ret = nouveau_fb_create(parent, engine, oclass, &priv);
+ *pobject = nv_object(priv);
+ if (ret)
+ return ret;
+
+ priv->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ if (priv->r100c08_page) {
+ priv->r100c08 = pci_map_page(device->pdev, priv->r100c08_page,
+ 0, PAGE_SIZE,
+ PCI_DMA_BIDIRECTIONAL);
+ if (pci_dma_mapping_error(device->pdev, priv->r100c08))
+ nv_warn(priv, "failed 0x100c08 page map\n");
+ } else {
+ nv_warn(priv, "failed 0x100c08 page alloc\n");
+ }
+
+ priv->base.memtype_valid = nv50_fb_memtype_valid;
+ priv->base.ram.init = nv50_fb_vram_init;
+ priv->base.ram.get = nv50_fb_vram_new;
+ priv->base.ram.put = nv50_fb_vram_del;
+ nv_subdev(priv)->intr = nv50_fb_intr;
+ return nouveau_fb_preinit(&priv->base);
+}
+
+static void
+nv50_fb_dtor(struct nouveau_object *object)
+{
+ struct nouveau_device *device = nv_device(object);
+ struct nv50_fb_priv *priv = (void *)object;
+
+ if (priv->r100c08_page) {
+ pci_unmap_page(device->pdev, priv->r100c08, PAGE_SIZE,
+ PCI_DMA_BIDIRECTIONAL);
+ __free_page(priv->r100c08_page);
+ }
+
+ nouveau_fb_destroy(&priv->base);
+}
+
+static int
+nv50_fb_init(struct nouveau_object *object)
+{
+ struct nouveau_device *device = nv_device(object);
+ struct nv50_fb_priv *priv = (void *)object;
+ int ret;
+
+ ret = nouveau_fb_init(&priv->base);
+ if (ret)
+ return ret;
+
+ /* Not a clue what this is exactly. Without pointing it at a
+ * scratch page, VRAM->GART blits with M2MF (as in DDX DFS)
+ * cause IOMMU "read from address 0" errors (rh#561267)
+ */
+ nv_wr32(priv, 0x100c08, priv->r100c08 >> 8);
+
+ /* This is needed to get meaningful information from 100c90
+ * on traps. No idea what these values mean exactly. */
+ switch (device->chipset) {
+ case 0x50:
+ nv_wr32(priv, 0x100c90, 0x000707ff);
+ break;
+ case 0xa3:
+ case 0xa5:
+ case 0xa8:
+ nv_wr32(priv, 0x100c90, 0x000d0fff);
+ break;
+ case 0xaf:
+ nv_wr32(priv, 0x100c90, 0x089d1fff);
+ break;
+ default:
+ nv_wr32(priv, 0x100c90, 0x001d07ff);
+ break;
+ }
+
+ return 0;
+}
+
+struct nouveau_oclass
+nv50_fb_oclass = {
+ .handle = NV_SUBDEV(FB, 0x50),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nv50_fb_ctor,
+ .dtor = nv50_fb_dtor,
+ .init = nv50_fb_init,
+ .fini = _nouveau_fb_fini,
+ },
+};
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff