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7660f97fb6
* kernel: bump 5.15 to 5.15.83 Signed-off-by: Linhui Liu <liulinhui36@gmail.com> * kernel: bump 5.10 to 5.10.159 Signed-off-by: Linhui Liu <liulinhui36@gmail.com> * kernel: bump 5.4 to 5.4.227 Signed-off-by: Linhui Liu <liulinhui36@gmail.com> Signed-off-by: Linhui Liu <liulinhui36@gmail.com>
27 lines
893 B
Diff
27 lines
893 B
Diff
From 395718e9f6445369089dba16fa50182c5e0528f5 Mon Sep 17 00:00:00 2001
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From: Jianhua Xie <jianhua.xie@nxp.com>
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Date: Fri, 29 Jan 2016 16:40:46 +0800
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Subject: [PATCH] arm: add pgprot_cached and pgprot_cached_ns support
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Signed-off-by: Jianhua Xie <jianhua.xie@nxp.com>
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---
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arch/arm/include/asm/pgtable.h | 7 +++++++
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1 file changed, 7 insertions(+)
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--- a/arch/arm/include/asm/pgtable.h
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+++ b/arch/arm/include/asm/pgtable.h
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@@ -125,6 +125,13 @@ extern pgprot_t pgprot_s2_device;
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#define pgprot_noncached(prot) \
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__pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_UNCACHED)
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+#define pgprot_cached(prot) \
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+ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED)
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+
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+#define pgprot_cached_ns(prot) \
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+ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED | \
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+ L_PTE_MT_DEV_NONSHARED)
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+
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#define pgprot_writecombine(prot) \
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__pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_BUFFERABLE)
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