| Message ID | 20220125085634.17972-36-yong.wu@mediatek.com |
|---|---|
| State | Accepted |
| Commit | 7597e3c5618d40986b23ddfd65d55d741536bf85 |
| Headers | show |
| Series | None | expand |
Il 25/01/22 09:56, Yong Wu ha scritto: > 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>
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index a17610434868..be36e73e4bcc 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -1421,8 +1421,11 @@ 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), };
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> --- drivers/iommu/mtk_iommu.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)