diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ntb/hw/amd/ntb_hw_amd.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c index b33f13b5b69d..774918ca63d2 100644 --- a/drivers/ntb/hw/amd/ntb_hw_amd.c +++ b/drivers/ntb/hw/amd/ntb_hw_amd.c @@ -138,11 +138,11 @@ static int amd_ntb_mw_set_trans(struct ntb_dev *ntb, int idx, base_addr = pci_resource_start(ndev->ntb.pdev, bar); if (bar != 1) { - xlat_reg = AMD_BAR23XLAT_OFFSET + ((bar - 2) << 3); - limit_reg = AMD_BAR23LMT_OFFSET + ((bar - 2) << 3); + xlat_reg = AMD_BAR23XLAT_OFFSET + ((bar - 2) << 2); + limit_reg = AMD_BAR23LMT_OFFSET + ((bar - 2) << 2); /* Set the limit if supported */ - limit = base_addr + size; + limit = size; /* set and verify setting the translation address */ write64(addr, peer_mmio + xlat_reg); @@ -164,14 +164,8 @@ static int amd_ntb_mw_set_trans(struct ntb_dev *ntb, int idx, xlat_reg = AMD_BAR1XLAT_OFFSET; limit_reg = AMD_BAR1LMT_OFFSET; - /* split bar addr range must all be 32 bit */ - if (addr & (~0ull << 32)) - return -EINVAL; - if ((addr + size) & (~0ull << 32)) - return -EINVAL; - /* Set the limit if supported */ - limit = base_addr + size; + limit = size; /* set and verify setting the translation address */ write64(addr, peer_mmio + xlat_reg); |