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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
commit32aca03c2ce868d3412da0bb6ce6798c7bea357e (patch)
tree01630dc4a6935df99bf7d11d34ff8d384fed86e2 /arch/arm/mm/cache-v7m.S
parentcfbbc7703fff59c67761c93a8b1de29a79f9841c (diff)
parent60771fc402877163d07569addadcf18b86acb455 (diff)
Merge tag 'v4.9.166' into 4.9-2.3.x-imx
This is the 4.9.166 stable release
Diffstat (limited to 'arch/arm/mm/cache-v7m.S')
-rw-r--r--arch/arm/mm/cache-v7m.S14
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/arm/mm/cache-v7m.S b/arch/arm/mm/cache-v7m.S
index 816a7e44e6f1..d29927740a19 100644
--- a/arch/arm/mm/cache-v7m.S
+++ b/arch/arm/mm/cache-v7m.S
@@ -73,9 +73,11 @@
/*
* dcimvac: Invalidate data cache line by MVA to PoC
*/
-.macro dcimvac, rt, tmp
- v7m_cacheop \rt, \tmp, V7M_SCB_DCIMVAC
+.irp c,,eq,ne,cs,cc,mi,pl,vs,vc,hi,ls,ge,lt,gt,le,hs,lo
+.macro dcimvac\c, rt, tmp
+ v7m_cacheop \rt, \tmp, V7M_SCB_DCIMVAC, \c
.endm
+.endr
/*
* dccmvau: Clean data cache line by MVA to PoU
@@ -369,14 +371,16 @@ v7m_dma_inv_range:
tst r0, r3
bic r0, r0, r3
dccimvacne r0, r3
+ addne r0, r0, r2
subne r3, r2, #1 @ restore r3, corrupted by v7m's dccimvac
tst r1, r3
bic r1, r1, r3
dccimvacne r1, r3
-1:
- dcimvac r0, r3
- add r0, r0, r2
cmp r0, r1
+1:
+ dcimvaclo r0, r3
+ addlo r0, r0, r2
+ cmplo r0, r1
blo 1b
dsb st
ret lr