drm/nvc1: hacky workaround to fix accel issues (4c5df493) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/gpu/drm/nouveau/nouveau_state.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -579,6 +579,14 @@ nouveau_card_init(struct drm_device *dev)
		if (ret)
		goto out_display_early;

		/* workaround an odd issue on nvc1 by disabling the device's
		* nosnoop capability. hopefully won't cause issues until a
		* better fix is found - assuming there is one...
		*/
		if (dev_priv->chipset == 0xc1) {
		nv_mask(dev, 0x00088080, 0x00000800, 0x00000000);
		}

		nouveau_pm_init(dev);

		ret = engine->vram.init(dev);