github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-09 15:12:59 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

iommu/rockchip: fix v2 pte read/write permission bit

Browse Source 
Change-Id: I9f799d5ef116b4a2ed62a39d62b439e30d41c155
Signed-off-by: Simon Xue <xxm@rock-chips.com>
This commit is contained in:
Simon Xue 2021-11-15 11:10:10 +08:00 committed by Tao Huang
parent a44f986d11
commit e3bc123a22
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/iommu/rockchip-iommu.c
View File

@ -285,14 +285,14 @@ static inline u32 rk_mk_dte_v2(dma_addr_t pt_dma)
* 11:9 - Page address bit 34:32
* 8:4 - Page address bit 39:35
* 3 - Security
* 2 - Readable
* 1 - Writable
* 2 - Writable
* 1 - Readable
* 0 - 1 if Page @ Page address is valid
*/
#define RK_PTE_PAGE_ADDRESS_MASK_V2 0xfffffff0
#define RK_PTE_PAGE_FLAGS_MASK_V2 0x0000000e
#define RK_PTE_PAGE_READABLE_V2 BIT(2)
#define RK_PTE_PAGE_WRITABLE_V2 BIT(1)
#define RK_PTE_PAGE_READABLE_V2 BIT(1)
#define RK_PTE_PAGE_WRITABLE_V2 BIT(2)
static inline phys_addr_t rk_pte_page_address(u32 pte)
{