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Diffstat (limited to 'drivers/iommu/fsl_pamu.c')
-rw-r--r--drivers/iommu/fsl_pamu.c14
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index 3e1647cd5ad4..742fa0e8c45b 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -181,18 +181,14 @@ int pamu_update_paace_stash(int liodn, u32 value)
* @win_addr: starting address of DSA window
* @win-size: size of DSA window
* @omi: Operation mapping index -- if ~omi == 0 then omi not defined
- * @rpn: real (true physical) page number
* @stashid: cache stash id for associated cpu -- if ~stashid == 0 then
* stashid not defined
- * @snoopid: snoop id for hardware coherency -- if ~snoopid == 0 then
- * snoopid not defined
* @prot: window permissions
*
* Returns 0 upon success else error code < 0 returned
*/
int pamu_config_ppaace(int liodn, phys_addr_t win_addr, phys_addr_t win_size,
- u32 omi, unsigned long rpn, u32 snoopid, u32 stashid,
- int prot)
+ u32 omi, u32 stashid, int prot)
{
struct paace *ppaace;
@@ -234,13 +230,9 @@ int pamu_config_ppaace(int liodn, phys_addr_t win_addr, phys_addr_t win_size,
if (~stashid != 0)
set_bf(ppaace->impl_attr, PAACE_IA_CID, stashid);
- /* configure snoop id */
- if (~snoopid != 0)
- ppaace->domain_attr.to_host.snpid = snoopid;
-
set_bf(ppaace->impl_attr, PAACE_IA_ATM, PAACE_ATM_WINDOW_XLATE);
- ppaace->twbah = rpn >> 20;
- set_bf(ppaace->win_bitfields, PAACE_WIN_TWBAL, rpn);
+ ppaace->twbah = 0;
+ set_bf(ppaace->win_bitfields, PAACE_WIN_TWBAL, 0);
set_bf(ppaace->addr_bitfields, PAACE_AF_AP, prot);
set_bf(ppaace->impl_attr, PAACE_IA_WCE, 0);
set_bf(ppaace->addr_bitfields, PPAACE_AF_MW, 0);