Message ID | 1432041645-11172-2-git-send-email-m.szyprowski@samsung.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Headers | show |
diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.c b/drivers/gpu/drm/exynos/exynos_drm_iommu.c index b32b291f88ff..323601a52a25 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_iommu.c +++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.c @@ -100,6 +100,9 @@ int drm_iommu_attach_device(struct drm_device *drm_dev, dma_set_max_seg_size(subdrv_dev, 0xffffffffu); + if (subdrv_dev->archdata.mapping) + arm_iommu_detach_device(subdrv_dev); + ret = arm_iommu_attach_device(subdrv_dev, dev->archdata.mapping); if (ret < 0) { DRM_DEBUG_KMS("failed iommu attach.\n");
This patch adds code, which detach sub-device nodes from default iommu domain if such has been configured. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> --- drivers/gpu/drm/exynos/exynos_drm_iommu.c | 3 +++ 1 file changed, 3 insertions(+)