diff options
| author | Yong Wu <yong.wu@mediatek.com> | 2022-05-03 10:14:26 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-05-04 11:39:40 +0300 |
| commit | 7597e3c5618d40986b23ddfd65d55d741536bf85 (patch) | |
| tree | 6064e33f8025789d1633e75d555137448cd585f1 /drivers/iommu | |
| parent | d7127de15eba3f96f9ed6854d3275a4e5919f025 (diff) | |
| download | linux-7597e3c5618d40986b23ddfd65d55d741536bf85.tar.xz | |
iommu/mediatek: mt8195: Enable multi banks for infra iommu
Enable the multi-bank functions for infra-iommu. We put PCIE in bank0
and USB in the last bank(bank4). and we don't use the other banks
currently, disable them.
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://lore.kernel.org/r/20220503071427.2285-36-yong.wu@mediatek.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/mtk_iommu.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index d3e8773b4c47..0fa1d5240ac6 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -1456,8 +1456,11 @@ static const struct mtk_iommu_plat_data mt8195_data_infra = { MTK_IOMMU_TYPE_INFRA | IFA_IOMMU_PCIE_SUPPORT, .pericfg_comp_str = "mediatek,mt8195-pericfg_ao", .inv_sel_reg = REG_MMU_INV_SEL_GEN2, - .banks_num = 1, - .banks_enable = {true}, + .banks_num = 5, + .banks_enable = {true, false, false, false, true}, + .banks_portmsk = {[0] = GENMASK(19, 16), /* PCIe */ + [4] = GENMASK(31, 20), /* USB */ + }, .iova_region = single_domain, .iova_region_nr = ARRAY_SIZE(single_domain), }; |