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-rw-r--r--arch/arm/mm/dma-mapping.c12
-rw-r--r--arch/arm/mm/mmu.c6
-rw-r--r--arch/arm/mm/proc.c20
3 files changed, 21 insertions, 17 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 5adf1769eee4..88c2d68a69c9 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1532,7 +1532,7 @@ static const struct dma_map_ops iommu_ops = {
/**
* arm_iommu_create_mapping
- * @bus: pointer to the bus holding the client device (for IOMMU calls)
+ * @dev: pointer to the client device (for IOMMU calls)
* @base: start address of the valid IO address space
* @size: maximum size of the valid IO address space
*
@@ -1544,7 +1544,7 @@ static const struct dma_map_ops iommu_ops = {
* arm_iommu_attach_device function.
*/
struct dma_iommu_mapping *
-arm_iommu_create_mapping(const struct bus_type *bus, dma_addr_t base, u64 size)
+arm_iommu_create_mapping(struct device *dev, dma_addr_t base, u64 size)
{
unsigned int bits = size >> PAGE_SHIFT;
unsigned int bitmap_size = BITS_TO_LONGS(bits) * sizeof(long);
@@ -1585,9 +1585,11 @@ arm_iommu_create_mapping(const struct bus_type *bus, dma_addr_t base, u64 size)
spin_lock_init(&mapping->lock);
- mapping->domain = iommu_domain_alloc(bus);
- if (!mapping->domain)
+ mapping->domain = iommu_paging_domain_alloc(dev);
+ if (IS_ERR(mapping->domain)) {
+ err = PTR_ERR(mapping->domain);
goto err4;
+ }
kref_init(&mapping->kref);
return mapping;
@@ -1718,7 +1720,7 @@ static void arm_setup_iommu_dma_ops(struct device *dev)
dma_base = dma_range_map_min(dev->dma_range_map);
size = dma_range_map_max(dev->dma_range_map) - dma_base;
}
- mapping = arm_iommu_create_mapping(dev->bus, dma_base, size);
+ mapping = arm_iommu_create_mapping(dev, dma_base, size);
if (IS_ERR(mapping)) {
pr_warn("Failed to create %llu-byte IOMMU mapping for device %s\n",
size, dev_name(dev));
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 3f774856ca67..f85c177cdf8d 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -1638,7 +1638,7 @@ static void __init early_paging_init(const struct machine_desc *mdesc)
{
pgtables_remap *lpae_pgtables_remap;
unsigned long pa_pgd;
- unsigned int cr, ttbcr;
+ u32 cr, ttbcr, tmp;
long long offset;
if (!mdesc->pv_fixup)
@@ -1688,7 +1688,9 @@ static void __init early_paging_init(const struct machine_desc *mdesc)
cr = get_cr();
set_cr(cr & ~(CR_I | CR_C));
ttbcr = cpu_get_ttbcr();
- cpu_set_ttbcr(ttbcr & ~(3 << 8 | 3 << 10));
+ /* Disable all kind of caching of the translation table */
+ tmp = ttbcr & ~(TTBCR_ORGN0_MASK | TTBCR_IRGN0_MASK);
+ cpu_set_ttbcr(tmp);
flush_cache_all();
/*
diff --git a/arch/arm/mm/proc.c b/arch/arm/mm/proc.c
index bdbbf65d1b36..2027845efefb 100644
--- a/arch/arm/mm/proc.c
+++ b/arch/arm/mm/proc.c
@@ -17,7 +17,7 @@ void cpu_arm7tdmi_proc_init(void);
__ADDRESSABLE(cpu_arm7tdmi_proc_init);
void cpu_arm7tdmi_proc_fin(void);
__ADDRESSABLE(cpu_arm7tdmi_proc_fin);
-void cpu_arm7tdmi_reset(void);
+void cpu_arm7tdmi_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm7tdmi_reset);
int cpu_arm7tdmi_do_idle(void);
__ADDRESSABLE(cpu_arm7tdmi_do_idle);
@@ -32,7 +32,7 @@ void cpu_arm720_proc_init(void);
__ADDRESSABLE(cpu_arm720_proc_init);
void cpu_arm720_proc_fin(void);
__ADDRESSABLE(cpu_arm720_proc_fin);
-void cpu_arm720_reset(void);
+void cpu_arm720_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm720_reset);
int cpu_arm720_do_idle(void);
__ADDRESSABLE(cpu_arm720_do_idle);
@@ -49,7 +49,7 @@ void cpu_arm740_proc_init(void);
__ADDRESSABLE(cpu_arm740_proc_init);
void cpu_arm740_proc_fin(void);
__ADDRESSABLE(cpu_arm740_proc_fin);
-void cpu_arm740_reset(void);
+void cpu_arm740_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm740_reset);
int cpu_arm740_do_idle(void);
__ADDRESSABLE(cpu_arm740_do_idle);
@@ -64,7 +64,7 @@ void cpu_arm9tdmi_proc_init(void);
__ADDRESSABLE(cpu_arm9tdmi_proc_init);
void cpu_arm9tdmi_proc_fin(void);
__ADDRESSABLE(cpu_arm9tdmi_proc_fin);
-void cpu_arm9tdmi_reset(void);
+void cpu_arm9tdmi_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm9tdmi_reset);
int cpu_arm9tdmi_do_idle(void);
__ADDRESSABLE(cpu_arm9tdmi_do_idle);
@@ -79,7 +79,7 @@ void cpu_arm920_proc_init(void);
__ADDRESSABLE(cpu_arm920_proc_init);
void cpu_arm920_proc_fin(void);
__ADDRESSABLE(cpu_arm920_proc_fin);
-void cpu_arm920_reset(void);
+void cpu_arm920_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm920_reset);
int cpu_arm920_do_idle(void);
__ADDRESSABLE(cpu_arm920_do_idle);
@@ -102,7 +102,7 @@ void cpu_arm922_proc_init(void);
__ADDRESSABLE(cpu_arm922_proc_init);
void cpu_arm922_proc_fin(void);
__ADDRESSABLE(cpu_arm922_proc_fin);
-void cpu_arm922_reset(void);
+void cpu_arm922_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm922_reset);
int cpu_arm922_do_idle(void);
__ADDRESSABLE(cpu_arm922_do_idle);
@@ -119,7 +119,7 @@ void cpu_arm925_proc_init(void);
__ADDRESSABLE(cpu_arm925_proc_init);
void cpu_arm925_proc_fin(void);
__ADDRESSABLE(cpu_arm925_proc_fin);
-void cpu_arm925_reset(void);
+void cpu_arm925_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm925_reset);
int cpu_arm925_do_idle(void);
__ADDRESSABLE(cpu_arm925_do_idle);
@@ -159,7 +159,7 @@ void cpu_arm940_proc_init(void);
__ADDRESSABLE(cpu_arm940_proc_init);
void cpu_arm940_proc_fin(void);
__ADDRESSABLE(cpu_arm940_proc_fin);
-void cpu_arm940_reset(void);
+void cpu_arm940_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm940_reset);
int cpu_arm940_do_idle(void);
__ADDRESSABLE(cpu_arm940_do_idle);
@@ -174,7 +174,7 @@ void cpu_arm946_proc_init(void);
__ADDRESSABLE(cpu_arm946_proc_init);
void cpu_arm946_proc_fin(void);
__ADDRESSABLE(cpu_arm946_proc_fin);
-void cpu_arm946_reset(void);
+void cpu_arm946_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_arm946_reset);
int cpu_arm946_do_idle(void);
__ADDRESSABLE(cpu_arm946_do_idle);
@@ -429,7 +429,7 @@ void cpu_v7_proc_init(void);
__ADDRESSABLE(cpu_v7_proc_init);
void cpu_v7_proc_fin(void);
__ADDRESSABLE(cpu_v7_proc_fin);
-void cpu_v7_reset(void);
+void cpu_v7_reset(unsigned long addr, bool hvc);
__ADDRESSABLE(cpu_v7_reset);
int cpu_v7_do_idle(void);
__ADDRESSABLE(cpu_v7_do_idle);
generated by cgit v1.2.3 (git 2.0.4) at 2026-01-07 02:29:33 +0000