On Thu, May 24, 2018 at 12:50:23PM -0500, Rob Herring wrote:
> Now that we use the driver core to stop deferred probe for missing
> drivers, IOMMU_OF_DECLARE can be removed.
>
> This is slightly less optimal than having a list of built-in drivers in
> that we'll now defer probe twice before giving up. This shouldn't have a
> significant impact on boot times as past discussions about deferred
> probe have given no evidence of deferred probe having a substantial
> impact.
>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Cc: Robin Murphy <robin.murphy@xxxxxxx>
> Cc: Joerg Roedel <joro@xxxxxxxxxx>
> Cc: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> Cc: Rob Clark <robdclark@xxxxxxxxx>
> Cc: Heiko Stuebner <heiko@xxxxxxxxx>
> Cc: Frank Rowand <frowand.list@xxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
> Cc: linux-arm-msm@xxxxxxxxxxxxxxx
> Cc: linux-rockchip@xxxxxxxxxxxxxxxxxxx
> Cc: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> ---
> drivers/iommu/arm-smmu-v3.c | 2 --
> drivers/iommu/arm-smmu.c | 7 -------
> drivers/iommu/exynos-iommu.c | 2 --
> drivers/iommu/ipmmu-vmsa.c | 3 ---
> drivers/iommu/msm_iommu.c | 2 --
> drivers/iommu/of_iommu.c | 19 +------------------
> drivers/iommu/qcom_iommu.c | 2 --
> drivers/iommu/rockchip-iommu.c | 2 --
> include/linux/of_iommu.h | 4 ----
> 9 files changed, 1 insertion(+), 42 deletions(-)
>
> diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
> index 1d647104bccc..22bdabd3d8e0 100644
> --- a/drivers/iommu/arm-smmu-v3.c
> +++ b/drivers/iommu/arm-smmu-v3.c
> @@ -2915,8 +2915,6 @@ static struct platform_driver arm_smmu_driver = {
> };
> module_platform_driver(arm_smmu_driver);
>
> -IOMMU_OF_DECLARE(arm_smmuv3, "arm,smmu-v3");
> -
> MODULE_DESCRIPTION("IOMMU API for ARM architected SMMUv3 implementations");
> MODULE_AUTHOR("Will Deacon <will.deacon@xxxxxxx>");
> MODULE_LICENSE("GPL v2");
> diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
> index 69e7c60792a8..9dd7cbaa3b0c 100644
> --- a/drivers/iommu/arm-smmu.c
> +++ b/drivers/iommu/arm-smmu.c
> @@ -2211,13 +2211,6 @@ static struct platform_driver arm_smmu_driver = {
> };
> module_platform_driver(arm_smmu_driver);
>
> -IOMMU_OF_DECLARE(arm_smmuv1, "arm,smmu-v1");
> -IOMMU_OF_DECLARE(arm_smmuv2, "arm,smmu-v2");
> -IOMMU_OF_DECLARE(arm_mmu400, "arm,mmu-400");
> -IOMMU_OF_DECLARE(arm_mmu401, "arm,mmu-401");
> -IOMMU_OF_DECLARE(arm_mmu500, "arm,mmu-500");
> -IOMMU_OF_DECLARE(cavium_smmuv2, "cavium,smmu-v2");
> -
> MODULE_DESCRIPTION("IOMMU API for ARM architected SMMU implementations");
> MODULE_AUTHOR("Will Deacon <will.deacon@xxxxxxx>");
> MODULE_LICENSE("GPL v2");
For the SMMU drivers:
Acked-by: Will Deacon <will.deacon@xxxxxxx>
Will
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