1 files changed, 74 insertions, 72 deletions

diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index d0f28e73be67..dad45ab8cce3 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -42,7 +42,7 @@
  */
 struct omap_iommu_domain {
         u32 *pgtable;
-        struct iommu *iommu_dev;
+        struct omap_iommu *iommu_dev;
         spinlock_t lock;
 };
 
@@ -53,13 +53,13 @@ static struct platform_driver omap_iommu_driver;
 static struct kmem_cache *iopte_cachep;
 
 /**
- * install_iommu_arch - Install archtecure specific iommu functions
+ * omap_install_iommu_arch - Install archtecure specific iommu functions
  * @ops:        a pointer to architecture specific iommu functions
  *
  * There are several kind of iommu algorithm(tlb, pagetable) among
  * omap series. This interface installs such an iommu algorighm.
  **/
-int install_iommu_arch(const struct iommu_functions *ops)
+int omap_install_iommu_arch(const struct iommu_functions *ops)
 {
         if (arch_iommu)
                 return -EBUSY;
@@ -67,53 +67,53 @@ int install_iommu_arch(const struct iommu_functions *ops)
         arch_iommu = ops;
         return 0;
 }
-EXPORT_SYMBOL_GPL(install_iommu_arch);
+EXPORT_SYMBOL_GPL(omap_install_iommu_arch);
 
 /**
- * uninstall_iommu_arch - Uninstall archtecure specific iommu functions
+ * omap_uninstall_iommu_arch - Uninstall archtecure specific iommu functions
  * @ops:        a pointer to architecture specific iommu functions
  *
  * This interface uninstalls the iommu algorighm installed previously.
  **/
-void uninstall_iommu_arch(const struct iommu_functions *ops)
+void omap_uninstall_iommu_arch(const struct iommu_functions *ops)
 {
         if (arch_iommu != ops)
                 pr_err("%s: not your arch\n", __func__);
 
         arch_iommu = NULL;
 }
-EXPORT_SYMBOL_GPL(uninstall_iommu_arch);
+EXPORT_SYMBOL_GPL(omap_uninstall_iommu_arch);
 
 /**
- * iommu_save_ctx - Save registers for pm off-mode support
+ * omap_iommu_save_ctx - Save registers for pm off-mode support
  * @obj:        target iommu
  **/
-void iommu_save_ctx(struct iommu *obj)
+void omap_iommu_save_ctx(struct omap_iommu *obj)
 {
         arch_iommu->save_ctx(obj);
 }
-EXPORT_SYMBOL_GPL(iommu_save_ctx);
+EXPORT_SYMBOL_GPL(omap_iommu_save_ctx);
 
 /**
- * iommu_restore_ctx - Restore registers for pm off-mode support
+ * omap_iommu_restore_ctx - Restore registers for pm off-mode support
  * @obj:        target iommu
  **/
-void iommu_restore_ctx(struct iommu *obj)
+void omap_iommu_restore_ctx(struct omap_iommu *obj)
 {
         arch_iommu->restore_ctx(obj);
 }
-EXPORT_SYMBOL_GPL(iommu_restore_ctx);
+EXPORT_SYMBOL_GPL(omap_iommu_restore_ctx);
 
 /**
- * iommu_arch_version - Return running iommu arch version
+ * omap_iommu_arch_version - Return running iommu arch version
  **/
-u32 iommu_arch_version(void)
+u32 omap_iommu_arch_version(void)
 {
         return arch_iommu->version;
 }
-EXPORT_SYMBOL_GPL(iommu_arch_version);
+EXPORT_SYMBOL_GPL(omap_iommu_arch_version);
 
-static int iommu_enable(struct iommu *obj)
+static int iommu_enable(struct omap_iommu *obj)
 {
         int err;
 
@@ -131,7 +131,7 @@ static int iommu_enable(struct iommu *obj)
         return err;
 }
 
-static void iommu_disable(struct iommu *obj)
+static void iommu_disable(struct omap_iommu *obj)
 {
         if (!obj)
                 return;
@@ -146,13 +146,13 @@ static void iommu_disable(struct iommu *obj)
 /*
  *      TLB operations
  */
-void iotlb_cr_to_e(struct cr_regs *cr, struct iotlb_entry *e)
+void omap_iotlb_cr_to_e(struct cr_regs *cr, struct iotlb_entry *e)
 {
         BUG_ON(!cr || !e);
 
         arch_iommu->cr_to_e(cr, e);
 }
-EXPORT_SYMBOL_GPL(iotlb_cr_to_e);
+EXPORT_SYMBOL_GPL(omap_iotlb_cr_to_e);
 
 static inline int iotlb_cr_valid(struct cr_regs *cr)
 {
@@ -162,7 +162,7 @@ static inline int iotlb_cr_valid(struct cr_regs *cr)
         return arch_iommu->cr_valid(cr);
 }
 
-static inline struct cr_regs *iotlb_alloc_cr(struct iommu *obj,
+static inline struct cr_regs *iotlb_alloc_cr(struct omap_iommu *obj,
                                              struct iotlb_entry *e)
 {
         if (!e)
@@ -181,12 +181,12 @@ static u32 get_iopte_attr(struct iotlb_entry *e)
         return arch_iommu->get_pte_attr(e);
 }
 
-static u32 iommu_report_fault(struct iommu *obj, u32 *da)
+static u32 iommu_report_fault(struct omap_iommu *obj, u32 *da)
 {
         return arch_iommu->fault_isr(obj, da);
 }
 
-static void iotlb_lock_get(struct iommu *obj, struct iotlb_lock *l)
+static void iotlb_lock_get(struct omap_iommu *obj, struct iotlb_lock *l)
 {
         u32 val;
 
@@ -197,7 +197,7 @@ static void iotlb_lock_get(struct iommu *obj, struct iotlb_lock *l)
 
 }
 
-static void iotlb_lock_set(struct iommu *obj, struct iotlb_lock *l)
+static void iotlb_lock_set(struct omap_iommu *obj, struct iotlb_lock *l)
 {
         u32 val;
 
@@ -207,12 +207,12 @@ static void iotlb_lock_set(struct iommu *obj, struct iotlb_lock *l)
         iommu_write_reg(obj, val, MMU_LOCK);
 }
 
-static void iotlb_read_cr(struct iommu *obj, struct cr_regs *cr)
+static void iotlb_read_cr(struct omap_iommu *obj, struct cr_regs *cr)
 {
         arch_iommu->tlb_read_cr(obj, cr);
 }
 
-static void iotlb_load_cr(struct iommu *obj, struct cr_regs *cr)
+static void iotlb_load_cr(struct omap_iommu *obj, struct cr_regs *cr)
 {
         arch_iommu->tlb_load_cr(obj, cr);
 
@@ -226,7 +226,7 @@ static void iotlb_load_cr(struct iommu *obj, struct cr_regs *cr)
  * @cr:         contents of cam and ram register
  * @buf:        output buffer
  **/
-static inline ssize_t iotlb_dump_cr(struct iommu *obj, struct cr_regs *cr,
+static inline ssize_t iotlb_dump_cr(struct omap_iommu *obj, struct cr_regs *cr,
                                     char *buf)
 {
         BUG_ON(!cr || !buf);
@@ -235,7 +235,7 @@ static inline ssize_t iotlb_dump_cr(struct iommu *obj, struct cr_regs *cr,
 }
 
 /* only used in iotlb iteration for-loop */
-static struct cr_regs __iotlb_read_cr(struct iommu *obj, int n)
+static struct cr_regs __iotlb_read_cr(struct omap_iommu *obj, int n)
 {
         struct cr_regs cr;
         struct iotlb_lock l;
@@ -254,7 +254,7 @@ static struct cr_regs __iotlb_read_cr(struct iommu *obj, int n)
  * @e:          an iommu tlb entry info
  **/
 #ifdef PREFETCH_IOTLB
-static int load_iotlb_entry(struct iommu *obj, struct iotlb_entry *e)
+static int load_iotlb_entry(struct omap_iommu *obj, struct iotlb_entry *e)
 {
         int err = 0;
         struct iotlb_lock l;
@@ -313,14 +313,14 @@ out:
 
 #else /* !PREFETCH_IOTLB */
 
-static int load_iotlb_entry(struct iommu *obj, struct iotlb_entry *e)
+static int load_iotlb_entry(struct omap_iommu *obj, struct iotlb_entry *e)
 {
         return 0;
 }
 
 #endif /* !PREFETCH_IOTLB */
 
-static int prefetch_iotlb_entry(struct iommu *obj, struct iotlb_entry *e)
+static int prefetch_iotlb_entry(struct omap_iommu *obj, struct iotlb_entry *e)
 {
         return load_iotlb_entry(obj, e);
 }
@@ -332,7 +332,7 @@ static int prefetch_iotlb_entry(struct iommu *obj, struct iotlb_entry *e)
  *
  * Clear an iommu tlb entry which includes 'da' address.
  **/
-static void flush_iotlb_page(struct iommu *obj, u32 da)
+static void flush_iotlb_page(struct omap_iommu *obj, u32 da)
 {
         int i;
         struct cr_regs cr;
@@ -366,7 +366,7 @@ static void flush_iotlb_page(struct iommu *obj, u32 da)
  * flush_iotlb_all - Clear all iommu tlb entries
  * @obj:        target iommu
  **/
-static void flush_iotlb_all(struct iommu *obj)
+static void flush_iotlb_all(struct omap_iommu *obj)
 {
         struct iotlb_lock l;
 
@@ -383,7 +383,7 @@ static void flush_iotlb_all(struct iommu *obj)
 
 #if defined(CONFIG_OMAP_IOMMU_DEBUG_MODULE)
 
-ssize_t iommu_dump_ctx(struct iommu *obj, char *buf, ssize_t bytes)
+ssize_t omap_iommu_dump_ctx(struct omap_iommu *obj, char *buf, ssize_t bytes)
 {
         if (!obj || !buf)
                 return -EINVAL;
@@ -396,9 +396,10 @@ ssize_t iommu_dump_ctx(struct iommu *obj, char *buf, ssize_t bytes)
 
         return bytes;
 }
-EXPORT_SYMBOL_GPL(iommu_dump_ctx);
+EXPORT_SYMBOL_GPL(omap_iommu_dump_ctx);
 
-static int __dump_tlb_entries(struct iommu *obj, struct cr_regs *crs, int num)
+static int
+__dump_tlb_entries(struct omap_iommu *obj, struct cr_regs *crs, int num)
 {
         int i;
         struct iotlb_lock saved;
@@ -421,11 +422,11 @@ static int __dump_tlb_entries(struct iommu *obj, struct cr_regs *crs, int num)
 }
 
 /**
- * dump_tlb_entries - dump cr arrays to given buffer
+ * omap_dump_tlb_entries - dump cr arrays to given buffer
  * @obj:        target iommu
  * @buf:        output buffer
  **/
-size_t dump_tlb_entries(struct iommu *obj, char *buf, ssize_t bytes)
+size_t omap_dump_tlb_entries(struct omap_iommu *obj, char *buf, ssize_t bytes)
 {
         int i, num;
         struct cr_regs *cr;
@@ -445,14 +446,14 @@ size_t dump_tlb_entries(struct iommu *obj, char *buf, ssize_t bytes)
 
         return p - buf;
 }
-EXPORT_SYMBOL_GPL(dump_tlb_entries);
+EXPORT_SYMBOL_GPL(omap_dump_tlb_entries);
 
-int foreach_iommu_device(void *data, int (*fn)(struct device *, void *))
+int omap_foreach_iommu_device(void *data, int (*fn)(struct device *, void *))
 {
         return driver_for_each_device(&omap_iommu_driver.driver,
                                       NULL, data, fn);
 }
-EXPORT_SYMBOL_GPL(foreach_iommu_device);
+EXPORT_SYMBOL_GPL(omap_foreach_iommu_device);
 
 #endif /* CONFIG_OMAP_IOMMU_DEBUG_MODULE */
 
@@ -485,7 +486,7 @@ static void iopte_free(u32 *iopte)
         kmem_cache_free(iopte_cachep, iopte);
 }
 
-static u32 *iopte_alloc(struct iommu *obj, u32 *iopgd, u32 da)
+static u32 *iopte_alloc(struct omap_iommu *obj, u32 *iopgd, u32 da)
 {
         u32 *iopte;
 
@@ -523,7 +524,7 @@ pte_ready:
         return iopte;
 }
 
-static int iopgd_alloc_section(struct iommu *obj, u32 da, u32 pa, u32 prot)
+static int iopgd_alloc_section(struct omap_iommu *obj, u32 da, u32 pa, u32 prot)
 {
         u32 *iopgd = iopgd_offset(obj, da);
 
@@ -538,7 +539,7 @@ static int iopgd_alloc_section(struct iommu *obj, u32 da, u32 pa, u32 prot)
         return 0;
 }
 
-static int iopgd_alloc_super(struct iommu *obj, u32 da, u32 pa, u32 prot)
+static int iopgd_alloc_super(struct omap_iommu *obj, u32 da, u32 pa, u32 prot)
 {
         u32 *iopgd = iopgd_offset(obj, da);
         int i;
@@ -555,7 +556,7 @@ static int iopgd_alloc_super(struct iommu *obj, u32 da, u32 pa, u32 prot)
         return 0;
 }
 
-static int iopte_alloc_page(struct iommu *obj, u32 da, u32 pa, u32 prot)
+static int iopte_alloc_page(struct omap_iommu *obj, u32 da, u32 pa, u32 prot)
 {
         u32 *iopgd = iopgd_offset(obj, da);
         u32 *iopte = iopte_alloc(obj, iopgd, da);
@@ -572,7 +573,7 @@ static int iopte_alloc_page(struct iommu *obj, u32 da, u32 pa, u32 prot)
         return 0;
 }
 
-static int iopte_alloc_large(struct iommu *obj, u32 da, u32 pa, u32 prot)
+static int iopte_alloc_large(struct omap_iommu *obj, u32 da, u32 pa, u32 prot)
 {
         u32 *iopgd = iopgd_offset(obj, da);
         u32 *iopte = iopte_alloc(obj, iopgd, da);
@@ -593,9 +594,10 @@ static int iopte_alloc_large(struct iommu *obj, u32 da, u32 pa, u32 prot)
         return 0;
 }
 
-static int iopgtable_store_entry_core(struct iommu *obj, struct iotlb_entry *e)
+static int
+iopgtable_store_entry_core(struct omap_iommu *obj, struct iotlb_entry *e)
 {
-        int (*fn)(struct iommu *, u32, u32, u32);
+        int (*fn)(struct omap_iommu *, u32, u32, u32);
         u32 prot;
         int err;
 
@@ -631,11 +633,11 @@ static int iopgtable_store_entry_core(struct iommu *obj, struct iotlb_entry *e)
 }
 
 /**
- * iopgtable_store_entry - Make an iommu pte entry
+ * omap_iopgtable_store_entry - Make an iommu pte entry
  * @obj:        target iommu
  * @e:          an iommu tlb entry info
  **/
-int iopgtable_store_entry(struct iommu *obj, struct iotlb_entry *e)
+int omap_iopgtable_store_entry(struct omap_iommu *obj, struct iotlb_entry *e)
 {
         int err;
 
@@ -645,7 +647,7 @@ int iopgtable_store_entry(struct iommu *obj, struct iotlb_entry *e)
                 prefetch_iotlb_entry(obj, e);
         return err;
 }
-EXPORT_SYMBOL_GPL(iopgtable_store_entry);
+EXPORT_SYMBOL_GPL(omap_iopgtable_store_entry);
 
 /**
  * iopgtable_lookup_entry - Lookup an iommu pte entry
@@ -670,7 +672,7 @@ out:
         *ppte = iopte;
 }
 
-static size_t iopgtable_clear_entry_core(struct iommu *obj, u32 da)
+static size_t iopgtable_clear_entry_core(struct omap_iommu *obj, u32 da)
 {
         size_t bytes;
         u32 *iopgd = iopgd_offset(obj, da);
@@ -723,7 +725,7 @@ out:
  * @obj:        target iommu
  * @da:         iommu device virtual address
  **/
-static size_t iopgtable_clear_entry(struct iommu *obj, u32 da)
+static size_t iopgtable_clear_entry(struct omap_iommu *obj, u32 da)
 {
         size_t bytes;
 
@@ -737,7 +739,7 @@ static size_t iopgtable_clear_entry(struct iommu *obj, u32 da)
         return bytes;
 }
 
-static void iopgtable_clear_entry_all(struct iommu *obj)
+static void iopgtable_clear_entry_all(struct omap_iommu *obj)
 {
         int i;
 
@@ -772,7 +774,7 @@ static irqreturn_t iommu_fault_handler(int irq, void *data)
 {
         u32 da, errs;
         u32 *iopgd, *iopte;
-        struct iommu *obj = data;
+        struct omap_iommu *obj = data;
 
         if (!obj->refcount)
                 return IRQ_NONE;
@@ -808,7 +810,7 @@ static irqreturn_t iommu_fault_handler(int irq, void *data)
 
 static int device_match_by_alias(struct device *dev, void *data)
 {
-        struct iommu *obj = to_iommu(dev);
+        struct omap_iommu *obj = to_iommu(dev);
         const char *name = data;
 
         pr_debug("%s: %s %s\n", __func__, obj->name, name);
@@ -842,10 +844,10 @@ EXPORT_SYMBOL_GPL(omap_find_iommu_device);
  * @dev:        target omap iommu device
  * @iopgd:      page table
  **/
-static struct iommu *omap_iommu_attach(struct device *dev, u32 *iopgd)
+static struct omap_iommu *omap_iommu_attach(struct device *dev, u32 *iopgd)
 {
         int err = -ENOMEM;
-        struct iommu *obj = to_iommu(dev);
+        struct omap_iommu *obj = to_iommu(dev);
 
         spin_lock(&obj->iommu_lock);
 
@@ -883,7 +885,7 @@ err_enable:
  * omap_iommu_detach - release iommu device
  * @obj:        target iommu
  **/
-static void omap_iommu_detach(struct iommu *obj)
+static void omap_iommu_detach(struct omap_iommu *obj)
 {
         if (!obj || IS_ERR(obj))
                 return;
@@ -902,13 +904,13 @@ static void omap_iommu_detach(struct iommu *obj)
         dev_dbg(obj->dev, "%s: %s\n", __func__, obj->name);
 }
 
-int iommu_set_isr(const char *name,
-                  int (*isr)(struct iommu *obj, u32 da, u32 iommu_errs,
+int omap_iommu_set_isr(const char *name,
+                  int (*isr)(struct omap_iommu *obj, u32 da, u32 iommu_errs,
                              void *priv),
                   void *isr_priv)
 {
         struct device *dev;
-        struct iommu *obj;
+        struct omap_iommu *obj;
 
         dev = driver_find_device(&omap_iommu_driver.driver, NULL, (void *)name,
                                  device_match_by_alias);
@@ -927,7 +929,7 @@ int iommu_set_isr(const char *name,
 
         return 0;
 }
-EXPORT_SYMBOL_GPL(iommu_set_isr);
+EXPORT_SYMBOL_GPL(omap_iommu_set_isr);
 
 /*
  *      OMAP Device MMU(IOMMU) detection
@@ -936,7 +938,7 @@ static int __devinit omap_iommu_probe(struct platform_device *pdev)
 {
         int err = -ENODEV;
         int irq;
-        struct iommu *obj;
+        struct omap_iommu *obj;
         struct resource *res;
         struct iommu_platform_data *pdata = pdev->dev.platform_data;
 
@@ -1011,7 +1013,7 @@ static int __devexit omap_iommu_remove(struct platform_device *pdev)
 {
         int irq;
         struct resource *res;
-        struct iommu *obj = platform_get_drvdata(pdev);
+        struct omap_iommu *obj = platform_get_drvdata(pdev);
 
         platform_set_drvdata(pdev, NULL);
 
@@ -1046,7 +1048,7 @@ static int omap_iommu_map(struct iommu_domain *domain, unsigned long da,
                          phys_addr_t pa, int order, int prot)
 {
         struct omap_iommu_domain *omap_domain = domain->priv;
-        struct iommu *oiommu = omap_domain->iommu_dev;
+        struct omap_iommu *oiommu = omap_domain->iommu_dev;
         struct device *dev = oiommu->dev;
         size_t bytes = PAGE_SIZE << order;
         struct iotlb_entry e;
@@ -1066,9 +1068,9 @@ static int omap_iommu_map(struct iommu_domain *domain, unsigned long da,
 
         iotlb_init_entry(&e, da, pa, flags);
 
-        ret = iopgtable_store_entry(oiommu, &e);
+        ret = omap_iopgtable_store_entry(oiommu, &e);
         if (ret) {
-                dev_err(dev, "iopgtable_store_entry failed: %d\n", ret);
+                dev_err(dev, "omap_iopgtable_store_entry failed: %d\n", ret);
                 return ret;
         }
 
@@ -1079,7 +1081,7 @@ static int omap_iommu_unmap(struct iommu_domain *domain, unsigned long da,
                             int order)
 {
         struct omap_iommu_domain *omap_domain = domain->priv;
-        struct iommu *oiommu = omap_domain->iommu_dev;
+        struct omap_iommu *oiommu = omap_domain->iommu_dev;
         struct device *dev = oiommu->dev;
         size_t bytes = PAGE_SIZE << order;
         size_t ret;
@@ -1099,7 +1101,7 @@ static int
 omap_iommu_attach_dev(struct iommu_domain *domain, struct device *dev)
 {
         struct omap_iommu_domain *omap_domain = domain->priv;
-        struct iommu *oiommu;
+        struct omap_iommu *oiommu;
         int ret = 0;
 
         spin_lock(&omap_domain->lock);
@@ -1130,7 +1132,7 @@ static void omap_iommu_detach_dev(struct iommu_domain *domain,
                                  struct device *dev)
 {
         struct omap_iommu_domain *omap_domain = domain->priv;
-        struct iommu *oiommu = to_iommu(dev);
+        struct omap_iommu *oiommu = to_iommu(dev);
 
         spin_lock(&omap_domain->lock);
 
@@ -1200,7 +1202,7 @@ static phys_addr_t omap_iommu_iova_to_phys(struct iommu_domain *domain,
                                           unsigned long da)
 {
         struct omap_iommu_domain *omap_domain = domain->priv;
-        struct iommu *oiommu = omap_domain->iommu_dev;
+        struct omap_iommu *oiommu = omap_domain->iommu_dev;
         struct device *dev = oiommu->dev;
         u32 *pgd, *pte;
         phys_addr_t ret = 0;