Attachment 118042 Details for Bug 86537 – Enable EXT_TAG if hardware allows it

[patch] Enable EXT_TAG if hardware allows it

enable_ext_tag.patch (text/plain), 986 bytes, created by Pierre Moreau on 2015-09-02 01:16:39 UTC

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Creator: Pierre Moreau

Created: 2015-09-02 01:16:39 UTC

Size: 986 bytes

patch

obsolete

>diff --git a/drm/nouveau/nouveau_drm.c b/drm/nouveau/nouveau_drm.c
>index ccefb64..d00ed24 100644
>--- a/drm/nouveau/nouveau_drm.c
>+++ b/drm/nouveau/nouveau_drm.c
>@@ -440,6 +440,10 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags)
> 	if (ret)
> 		goto fail_bios;
> 
>+	/* If EXT_TAG is available, enable it; fixes fdo#86537 */
>+	if (nvif_rd32(&drm->device.object, 0x0008807c) & 0x00000020)
>+		nvif_mask(&drm->device.object, 0x00088080, 0x00000000, 0x00000100);
>+
> 	ret = nouveau_display_create(dev);
> 	if (ret)
> 		goto fail_dispctor;
>@@ -604,6 +608,10 @@ nouveau_do_resume(struct drm_device *dev, bool runtime)
> 	struct nouveau_drm *drm = nouveau_drm(dev);
> 	struct nouveau_cli *cli;
> 
>+	/* If EXT_TAG is available, enable it; fixes fdo#86537 */
>+	if (nvif_rd32(&drm->device.object, 0x0008807c) & 0x00000020)
>+		nvif_mask(&drm->device.object, 0x00088080, 0x00000000, 0x00000100);
>+
> 	NV_INFO(drm, "resuming kernel object tree...\n");
> 	nvif_client_resume(&drm->client.base);
>

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Attachments on bug 86537: 109818 | 109938 | 114138 | 118038 | 118042

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