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author | Thierry Reding <treding@nvidia.com> | 2018-05-04 16:02:24 +0300 |
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committer | Thierry Reding <treding@nvidia.com> | 2018-05-17 15:08:40 +0300 |
commit | 0c407de5ed1a329468122cbf4f3e727e0c1e3f36 (patch) | |
tree | 3f96f17886dcfc453e117f3820fb3c24f80133f1 /drivers/gpu/drm/tegra/drm.h | |
parent | 230630bd3834af0ea6ec75354ec21819de148ee1 (diff) | |
download | linux-0c407de5ed1a329468122cbf4f3e727e0c1e3f36.tar.xz |
drm/tegra: Refactor IOMMU attach/detach
Attaching to and detaching from an IOMMU uses the same code sequence in
every driver, so factor it out into separate helpers.
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/drm.h')
-rw-r--r-- | drivers/gpu/drm/tegra/drm.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index 4f41aaec8530..fe263cf58f34 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -110,6 +110,10 @@ int tegra_drm_register_client(struct tegra_drm *tegra, struct tegra_drm_client *client); int tegra_drm_unregister_client(struct tegra_drm *tegra, struct tegra_drm_client *client); +struct iommu_group *host1x_client_iommu_attach(struct host1x_client *client, + bool shared); +void host1x_client_iommu_detach(struct host1x_client *client, + struct iommu_group *group); int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); int tegra_drm_exit(struct tegra_drm *tegra); |