diff options
| -rw-r--r-- | drivers/iommu/io-pgtable-fast.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/io-pgtable-fast.c b/drivers/iommu/io-pgtable-fast.c index 3582e206db68..b95dbd46184d 100644 --- a/drivers/iommu/io-pgtable-fast.c +++ b/drivers/iommu/io-pgtable-fast.c @@ -133,6 +133,9 @@ struct av8l_fast_io_pgtable { #define AV8L_FAST_TCR_EPD1_SHIFT 23 #define AV8L_FAST_TCR_EPD1_FAULT 1 +#define AV8L_FAST_TCR_SEP_SHIFT (15 + 32) +#define AV8L_FAST_TCR_SEP_UPSTREAM 7ULL + #define AV8L_FAST_MAIR_ATTR_SHIFT(n) ((n) << 3) #define AV8L_FAST_MAIR_ATTR_MASK 0xff #define AV8L_FAST_MAIR_ATTR_DEVICE 0x04 @@ -522,6 +525,7 @@ av8l_fast_alloc_pgtable(struct io_pgtable_cfg *cfg, void *cookie) #if defined(CONFIG_ARM) reg |= ARM_32_LPAE_TCR_EAE; #endif + reg |= AV8L_FAST_TCR_SEP_UPSTREAM << AV8L_FAST_TCR_SEP_SHIFT; cfg->av8l_fast_cfg.tcr = reg; /* MAIRs */ |