diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-09-04 14:08:01 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2019-09-05 13:03:04 +0200 |
| commit | 5ca54fdc9b1e6a8b3c03eaa8d1b6b4f406e90ad8 (patch) | |
| tree | 12ed0ef0e98b28fe6a1721ac6b22a23e04f5cf29 /drivers/iommu/ipmmu-vmsa.c | |
| parent | 089cf7f6ecb266b6a4164919a2e69bd2f938374a (diff) | |
iommu/ipmmu-vmsa: Move IMTTBCR_SL0_TWOBIT_* to restore sort order
Move the recently added IMTTBCR_SL0_TWOBIT_* definitions up, to make
sure all IMTTBCR register bit definitions are sorted by decreasing bit
index. Add comments to make it clear that they exist on R-Car Gen3
only.
Fixes: c295f504fb5a38ab ("iommu/ipmmu-vmsa: Allow two bit SL0")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/ipmmu-vmsa.c')
| -rw-r--r-- | drivers/iommu/ipmmu-vmsa.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index ad0098c0c87c..7a7318955859 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -145,15 +145,14 @@ static struct ipmmu_vmsa_device *to_ipmmu(struct device *dev) #define IMTTBCR_IRGN0_WT (2 << 8) #define IMTTBCR_IRGN0_WB (3 << 8) #define IMTTBCR_IRGN0_MASK (3 << 8) +#define IMTTBCR_SL0_TWOBIT_LVL_3 (0 << 6) /* R-Car Gen3 only */ +#define IMTTBCR_SL0_TWOBIT_LVL_2 (1 << 6) /* R-Car Gen3 only */ +#define IMTTBCR_SL0_TWOBIT_LVL_1 (2 << 6) /* R-Car Gen3 only */ #define IMTTBCR_SL0_LVL_2 (0 << 4) #define IMTTBCR_SL0_LVL_1 (1 << 4) #define IMTTBCR_TSZ0_MASK (7 << 0) #define IMTTBCR_TSZ0_SHIFT O -#define IMTTBCR_SL0_TWOBIT_LVL_3 (0 << 6) -#define IMTTBCR_SL0_TWOBIT_LVL_2 (1 << 6) -#define IMTTBCR_SL0_TWOBIT_LVL_1 (2 << 6) - #define IMBUSCR 0x000c #define IMBUSCR_DVM (1 << 2) #define IMBUSCR_BUSSEL_SYS (0 << 0) |