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Commit e94525b2 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "dma-mapping-fast: Fix erroneous MAIR idx calculation"

parents 42456fdf de3415ce

drivers/iommu/io-pgtable-fast.c

+2 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

 */



#define pr_fmt(fmt)	"io-pgtable-fast: " fmt
@@ -138,7 +138,7 @@ struct av8l_fast_io_pgtable { 
#define AV8L_FAST_PAGE_SHIFT		12



#define PTE_MAIR_IDX(pte)				\

	((pte >> AV8L_FAST_PTE_ATTRINDX_SHIFT) &&	\

	((pte >> AV8L_FAST_PTE_ATTRINDX_SHIFT) &	\

	 AV8L_FAST_PTE_ATTRINDX_MASK)



#define PTE_SH_IDX(pte) (pte & AV8L_FAST_PTE_SH_MASK)