diff options
Diffstat (limited to 'include/linux/soc/marvell/octeontx2/asm.h')
| -rw-r--r-- | include/linux/soc/marvell/octeontx2/asm.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/soc/marvell/octeontx2/asm.h b/include/linux/soc/marvell/octeontx2/asm.h index 28c04d918f0f..fa1d6af0164e 100644 --- a/include/linux/soc/marvell/octeontx2/asm.h +++ b/include/linux/soc/marvell/octeontx2/asm.h @@ -22,12 +22,17 @@ : [rs]"r" (ioaddr)); \ (result); \ }) +/* + * STEORL store to memory with release semantics. + * This will avoid using DMB barrier after each LMTST + * operation. + */ #define cn10k_lmt_flush(val, addr) \ ({ \ __asm__ volatile(".cpu generic+lse\n" \ - "steor %x[rf],[%[rs]]" \ - : [rf]"+r"(val) \ - : [rs]"r"(addr)); \ + "steorl %x[rf],[%[rs]]" \ + : [rf] "+r"(val) \ + : [rs] "r"(addr)); \ }) #else #define otx2_lmt_flush(ioaddr) ({ 0; }) |