Hello Joerg,
On 10.08.2017 01:29, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@xxxxxxx>
>
> Add a struct iommu_device to each tegra-gart and register it
> with the iommu-core. Also link devices added to the driver
> to their respective hardware iommus.
>
> Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
> ---
> drivers/iommu/tegra-gart.c | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
Reviewed-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Tested-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c
> index 29bafc6..b62f790 100644
> --- a/drivers/iommu/tegra-gart.c
> +++ b/drivers/iommu/tegra-gart.c
[snip]
> @@ -449,6 +472,9 @@ static int tegra_gart_remove(struct platform_device *pdev)
> {
BTW, GART's driver can't be build as a module, so this function is pretty much a
dead code. Probably worth considering its removal.
> struct gart_device *gart = platform_get_drvdata(pdev);
>
> + iommu_device_unregister(&gart->iommu);
> + iommu_device_sysfs_remove(&gart->iommu);
> +
> writel(0, gart->regs + GART_CONFIG);
> if (gart->savedata)
> vfree(gart->savedata);
>
--
Dmitry
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