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Re: [Xen-devel] [PATCH] ARM: SMMUv2: Add compatible match entry for cavium smmuv2



Hi Manish,

On 21/06/17 02:06, Manish Jaggi wrote:
This patch adds cavium,smmu-v2 compatible match entry in smmu driver

Signed-off-by: Manish Jaggi <mjaggi@xxxxxxxxxx>
---
 xen/drivers/passthrough/arm/smmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xen/drivers/passthrough/arm/smmu.c 
b/xen/drivers/passthrough/arm/smmu.c
index 1082fcf..887f874 100644
--- a/xen/drivers/passthrough/arm/smmu.c
+++ b/xen/drivers/passthrough/arm/smmu.c
@@ -2272,6 +2272,7 @@ static const struct of_device_id arm_smmu_of_match[] = {
        { .compatible = "arm,mmu-400", .data = (void *)ARM_SMMU_V1 },
        { .compatible = "arm,mmu-401", .data = (void *)ARM_SMMU_V1 },
        { .compatible = "arm,mmu-500", .data = (void *)ARM_SMMU_V2 },
+       { .compatible = "cavium,smmu-v2", .data = (void *)ARM_SMMU_V2 },

Hmmm, you are saying that the driver will work with the cavium SMMU. However, looking at Linux code there is a least one erratum needed (see #27704). What's the plan here?

Cheers,

--
Julien Grall

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