Commit 2ae9f2fa authored by Will Deacon's avatar Will Deacon Committed by Joerg Roedel
Browse files

iommu/arm-smmu: Remove broken big-endian check 



The bottom word of the pgd should always be written to the low half of
the TTBR, so we don't need to swap anything for big-endian.

Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
Signed-off-by: default avatarJoerg Roedel <joro@8bytes.org>
parent d4e4ab86

drivers/iommu/arm-smmu.c

+0 −6
Original line number Diff line number Diff line
@@ -687,15 +687,9 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain) 


	/* TTBR0 */

	reg = __pa(root_cfg->pgd);

#ifndef __BIG_ENDIAN

	writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);

	reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;

	writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);

#else

	writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);

	reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;

	writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);

#endif



	/*

	 * TTBCR