From: Alexey Kardashevskiy <aik@ozlabs.ru>
To: linuxppc-dev@lists.ozlabs.org
Cc: kvm@vger.kernel.org, Alexey Kardashevskiy <aik@ozlabs.ru>,
linux-kernel@vger.kernel.org,
Alex Williamson <alex.williamson@redhat.com>,
Paul Mackerras <paulus@samba.org>
Subject: [PATCH kernel v6 24/29] powerpc/powernv: Change prototypes to receive iommu
Date: Fri, 13 Mar 2015 19:07:32 +1100 [thread overview]
Message-ID: <1426234057-16165-25-git-send-email-aik@ozlabs.ru> (raw)
In-Reply-To: <1426234057-16165-1-git-send-email-aik@ozlabs.ru>
This changes few functions to receive a iommu_table_group pointer
rather than PE as they are going to be a part of upcoming
iommu_table_group_ops callback set.
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
---
arch/powerpc/platforms/powernv/pci-ioda.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index bdf511d..ca6c3f3 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -1398,10 +1398,12 @@ static __be64 *pnv_alloc_tce_table(int nid,
return addr;
}
-static long pnv_pci_ioda2_create_table(struct pnv_ioda_pe *pe,
+static long pnv_pci_ioda2_create_table(struct iommu_table_group *table_group,
__u32 page_shift, __u64 window_size, __u32 levels,
struct iommu_table *tbl)
{
+ struct pnv_ioda_pe *pe = container_of(table_group, struct pnv_ioda_pe,
+ table_group);
int nid = pe->phb->hose->node;
void *addr;
unsigned long tce_table_size, left;
@@ -1456,9 +1458,11 @@ static void pnv_pci_free_table(struct iommu_table *tbl)
iommu_reset_table(tbl, "ioda2");
}
-static long pnv_pci_ioda2_set_window(struct pnv_ioda_pe *pe,
+static long pnv_pci_ioda2_set_window(struct iommu_table_group *table_group,
struct iommu_table *tbl)
{
+ struct pnv_ioda_pe *pe = container_of(table_group, struct pnv_ioda_pe,
+ table_group);
struct pnv_phb *phb = pe->phb;
const __be64 *swinvp;
int64_t rc;
@@ -1591,12 +1595,11 @@ static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb,
/* The PE will reserve all possible 32-bits space */
pe->tce32_seg = 0;
-
end = (1 << ilog2(phb->ioda.m32_pci_base));
pe_info(pe, "Setting up 32-bit TCE table at 0..%08x\n",
end);
- rc = pnv_pci_ioda2_create_table(pe, IOMMU_PAGE_SHIFT_4K,
+ rc = pnv_pci_ioda2_create_table(&pe->table_group, IOMMU_PAGE_SHIFT_4K,
phb->ioda.m32_pci_base,
POWERNV_IOMMU_DEFAULT_LEVELS, tbl);
if (rc) {
@@ -1609,7 +1612,7 @@ static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb,
iommu_init_table(tbl, phb->hose->node);
pe->table_group.ops = &pnv_pci_ioda2_ops;
- rc = pnv_pci_ioda2_set_window(pe, tbl);
+ rc = pnv_pci_ioda2_set_window(&pe->table_group, tbl);
if (rc) {
pe_err(pe, "Failed to configure 32-bit TCE table,"
" err %ld\n", rc);
--
2.0.0
next prev parent reply other threads:[~2015-03-13 8:09 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-13 8:07 [PATCH kernel v6 00/29] powerpc/iommu/vfio: Enable Dynamic DMA windows Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 01/29] vfio: powerpc/spapr: Move page pinning from arch code to VFIO IOMMU driver Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 02/29] vfio: powerpc/spapr: Do cleanup when releasing the group Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 03/29] vfio: powerpc/spapr: Check that TCE page size is equal to it_page_size Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 04/29] vfio: powerpc/spapr: Use it_page_size Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 05/29] vfio: powerpc/spapr: Move locked_vm accounting to helpers Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 06/29] vfio: powerpc/spapr: Disable DMA mappings on disabled container Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 07/29] vfio: powerpc/spapr: Moving pinning/unpinning to helpers Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 08/29] vfio: powerpc/spapr: Register memory Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 09/29] vfio: powerpc/spapr: Rework attach/detach Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 10/29] powerpc/powernv: Do not set "read" flag if direction==DMA_NONE Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 11/29] powerpc/iommu: Move tce_xxx callbacks from ppc_md to iommu_table Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 12/29] powerpc/iommu: Introduce iommu_table_alloc() helper Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 13/29] powerpc/spapr: vfio: Switch from iommu_table to new iommu_table_group Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 14/29] vfio: powerpc/spapr: powerpc/iommu: Rework IOMMU ownership control Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 15/29] vfio: powerpc/spapr: powerpc/powernv/ioda2: " Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 16/29] powerpc/iommu: Fix IOMMU ownership control functions Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 17/29] powerpc/powernv/ioda/ioda2: Rework tce_build()/tce_free() Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 18/29] powerpc/iommu/powernv: Release replaced TCE Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 19/29] powerpc/powernv/ioda2: Rework iommu_table creation Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 20/29] powerpc/powernv/ioda2: Introduce pnv_pci_ioda2_create_table/pnc_pci_free_table Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 21/29] powerpc/powernv/ioda2: Introduce pnv_pci_ioda2_set_window Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 22/29] powerpc/iommu: Split iommu_free_table into 2 helpers Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 23/29] powerpc/powernv: Implement multilevel TCE tables Alexey Kardashevskiy
2015-03-13 8:07 ` Alexey Kardashevskiy [this message]
2015-03-13 8:07 ` [PATCH kernel v6 25/29] powerpc/powernv/ioda: Define and implement DMA table/window management callbacks Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 26/29] vfio: powerpc/spapr: Define v2 IOMMU Alexey Kardashevskiy
2015-03-16 19:45 ` Alex Williamson
2015-03-17 2:59 ` Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 27/29] vfio: powerpc/spapr: powerpc/powernv/ioda2: Rework ownership Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 28/29] vfio: powerpc/spapr: Support multiple groups in one container if possible Alexey Kardashevskiy
2015-03-13 8:07 ` [PATCH kernel v6 29/29] vfio: powerpc/spapr: Support Dynamic DMA windows Alexey Kardashevskiy
2015-03-16 19:38 ` Alex Williamson
2015-03-17 1:02 ` Alexey Kardashevskiy
2015-03-17 2:49 ` Alex Williamson
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