[patch] official ati 2.6.23 support

ati.patch (text/plain), 9.30 KB, created by Jory A. Pratt on 2007-10-27 23:49:03 UTC

diff -urN common/lib/modules/fglrx/build_mod/firegl_public.c~ common/lib/modules/fglrx/build_mod/firegl_public.c
--- common/lib/modules/fglrx/build_mod/firegl_public.c~	2007-10-22 11:30:01.000000000 -0500
+++ common/lib/modules/fglrx/build_mod/firegl_public.c	2007-10-24 13:31:08.000000000 -0500
@@ -796,7 +796,7 @@
         
     // since privdev->pcidev is acquired in X server, use pdev 
     // directly here to allow suspend/resume without X server start. 
-        firegl_pci_save_state(pdev, privdev);
+        firegl_pci_save_state((__ke_pci_dev_t*)pdev, privdev);
         pci_disable_device(pdev);
         PMSG_EVENT(pdev->dev.power.power_state) = state;
     }
@@ -838,7 +838,7 @@
 
     // PCI config space needs to be restored very early, in particular
     // before pci_set_master!
-    firegl_pci_restore_state(pdev, privdev);
+    firegl_pci_restore_state((__ke_pci_dev_t*)pdev, privdev);
 
     if (pci_enable_device(pdev)) 
     {
@@ -2016,7 +2016,11 @@
 
 __ke_pci_dev_t* ATI_API_CALL __ke_pci_find_device (unsigned int vendor, unsigned int dev, __ke_pci_dev_t* from)
 {
-	return (__ke_pci_dev_t*)pci_find_device( vendor, dev, (struct pci_dev *)(void *)from );
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)
+    return (__ke_pci_dev_t*)pci_get_device( vendor, dev, (struct pci_dev *)(void *)from );
+#else
+    return (__ke_pci_dev_t*)pci_find_device( vendor, dev, (struct pci_dev *)(void *)from );
+#endif
 }
 
 void* ATI_API_CALL __ke_malloc(__ke_size_t size)
@@ -2487,16 +2491,80 @@
 }
 
 #ifndef ptep_clear_flush_dirty
-#define ptep_clear_flush_dirty(__vma, __address, __ptep) \
-({							 \
-    int __dirty = ptep_test_and_clear_dirty(__ptep);	 \
-    if (__dirty)					 \
-        flush_tlb_page(__vma, __address);		 \
-    __dirty;						 \
-})
+/** \brief Test and clear the "dirty" bit in the page table entry
+ *
+ * \param vma Pointer to the memory region structure
+ * \param addr Virtual address covered by vma
+ * \param ptep Pointer to the table entry structure
+ *
+ * \return Old value of the "dirty" flag
+ *
+ */
+static inline int ptep_clear_flush_dirty(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep)
+{
+    int ret = 0;
+    
+    DBG_ENTER("0x%08X, 0x%08X, 0x%08X->0x%08X", vma, addr, ptep, *ptep);
+    
+    if (pte_dirty(*ptep))
+    {
+#ifdef __x86_64__
+        DBG_TRACE("Test and clear bit %d in 0x%08X", _PAGE_BIT_DIRTY, ptep->pte);
+        ret = test_and_clear_bit(_PAGE_BIT_DIRTY, &ptep->pte);
+#else
+        DBG_TRACE("Test and clear bit %d in 0x%08X", _PAGE_BIT_DIRTY, ptep->pte_low);
+        ret = test_and_clear_bit(_PAGE_BIT_DIRTY, &ptep->pte_low);
+
+        // Since we modify PTE directly, it needs to inform the hypervisor
+        if (ret)
+        {
+            pte_update(vma->vm_mm, addr, ptep);
+        }
+#endif        
+    }
+
+    DBG_TRACE("0x%08X->0x%08X", ptep, *ptep);
+    
+    // Flush Translation Lookaside Buffers
+    if (ret)
+    {
+        flush_tlb_page(vma, addr);
+    }
+    
+    DBG_LEAVE("%d", ret);
+    
+    return ret;
+}
+#endif
+
+#ifdef pte_offset_atomic
+#define PTE_OFFSET_FUNC pte_offset_atomic
+#define PTE_UNMAP_FUNC(p) pte_kunmap(p)
+#else
+#ifdef pte_offset_map
+#define PTE_OFFSET_FUNC pte_offset_map
+#define PTE_UNMAP_FUNC(p) pte_unmap(p)
+#else
+#ifdef pte_offset_kernel
+#define PTE_OFFSET_FUNC pte_offset_kernel
+#define PTE_UNMAP_FUNC(p) do {} while (0)
+#else
+#define PTE_OFFSET_FUNC pte_offset
+#define PTE_UNMAP_FUNC(p) do {} while (0)
+#endif
+#endif
 #endif
 
-int ATI_API_CALL __ke_vm_test_and_clear_dirty(struct mm_struct* mm, unsigned long virtual_addr)
+/** \brief Test and clear the "dirty" bit in the page table entry referred by
+ * the virtual address
+ *
+ * \param mm Pointer to the memory descriptor structure
+ * \param virtual_addr Virtual address 
+ *
+ * \return Old value of the "dirty" flag on success or negative on error
+ *
+ */
+int ATI_API_CALL KCL_TestAndClearPageDirtyFlag(struct mm_struct* mm, unsigned long virtual_addr)
 {
     int ret = -1; // init with page not present
     pgd_t* pgd_p;
@@ -2530,37 +2598,16 @@
     }
     __KE_DEBUG("pmd_p=0x%08lx\n", (unsigned long)pmd_p);
 
-#ifdef pte_offset_atomic
-    pte_p = pte_offset_atomic(pmd_p, virtual_addr);
-    if (pte_present(*pte_p))
-        ret = (ptep_clear_flush_dirty(vma, virtual_addr, pte_p) ? 1 : 0);
-    else
-        __KE_DEBUG("page not exists!\n");
-    pte_kunmap(pte_p);
-#else
-#ifdef pte_offset_map
-    pte_p = pte_offset_map(pmd_p, virtual_addr);
-    if (pte_present(*pte_p))
-        ret = (ptep_clear_flush_dirty(vma, virtual_addr, pte_p) ? 1 : 0);
-    else
-        __KE_DEBUG("page not exists!\n");
-    pte_unmap(pte_p);
-#else
-#ifdef pte_offset_kernel
-    pte_p = pte_offset_kernel(pmd_p, virtual_addr);
-    if (pte_present(*pte_p))
-        ret = (ptep_clear_flush_dirty(vma, virtual_addr, pte_p) ? 1 : 0);
-    else
-        __KE_DEBUG("page not exists!\n");
-#else
-    pte_p = pte_offset(pmd_p, virtual_addr);
+    pte_p = PTE_OFFSET_FUNC(pmd_p, virtual_addr);
     if (pte_present(*pte_p))
+    {
         ret = (ptep_clear_flush_dirty(vma, virtual_addr, pte_p) ? 1 : 0);
+    }
     else
+    {
         __KE_DEBUG("page not exists!\n");
-#endif
-#endif
-#endif
+    }
+    PTE_UNMAP_FUNC(pte_p);
 
     if (debuglevel > 2)
     {
@@ -2946,20 +2993,35 @@
 #else
 static void ATI_API_CALL (*irq_handler_func)(int, void*, void*); /* function pointer variable */
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
 static irqreturn_t ke_irq_handler_wrap(int irq, void *arg1, struct pt_regs *regs)
 {
     irq_handler_func(irq, arg1, regs);
     return IRQ_HANDLED;
 }
-
-int ATI_API_CALL __ke_request_irq(unsigned int irq, 
+#else
+static irqreturn_t ke_irq_handler_wrap(int irq, void *arg1)
+{
+    irq_handler_func(irq, arg1, (void *)0);
+    return IRQ_HANDLED;
+}
+#endif
+            
+int ATI_API_CALL __ke_request_irq(unsigned int irq,
     void (*ATI_API_CALL handler)(int, void *, void *),
     const char *dev_name, void *dev_id)
 {
     irq_handler_func = handler;
-    return request_irq(irq,
+    return request_irq(
+        irq,
         ke_irq_handler_wrap,
-        SA_SHIRQ, dev_name, dev_id);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
+        SA_SHIRQ,
+#else
+        IRQF_SHARED,
+#endif                
+        dev_name,
+        dev_id);
 }
 
 void ATI_API_CALL __ke_free_irq(unsigned int irq, void *dev_id)
@@ -3530,12 +3592,10 @@
 #else
         *phys_address = pte_val(pte) & (u64)((u64)PAGE_MASK | (u64)0xf<<32);
 #endif
-        sprintf(buf, "0x%Lx %c%c%c%c%c%c\n",
+        sprintf(buf, "0x%Lx %c%c%c%c\n",
            *phys_address,
            pte_present (pte) ? 'p' : '-',
-           pte_read    (pte) ? 'r' : '-',
            pte_write   (pte) ? 'w' : '-',
-           pte_exec    (pte) ? 'x' : '-',
            pte_dirty   (pte) ? 'd' : '-',
            pte_young   (pte) ? 'a' : '-');
     }
@@ -5436,7 +5496,11 @@
 /** \brief Type definition of the structure describing Slab Cache object */
 typedef struct tag_kasSlabCache_t
 {
-    kmem_cache_t* cache;        /* OS slab cache object */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+    struct kmem_cache *cache;   /* OS slab cache object */
+#else
+    kmem_cache_t *cache;        /* OS slab cache object */
+#endif
     spinlock_t lock;            /* OS spinlock object protecting the cache */
     unsigned int routine_type;  /* Type of routine the cache might be accessed from */
     char name[14];              /* Cache object name (kernel 2.4 restricts its length to 19 chars) */
@@ -5482,8 +5546,12 @@
     DBG_TRACE("creating slab object '%s'", slabcache_obj->name);
 
     if ((slabcache_obj->cache =
-            kmem_cache_create(slabcache_obj->name, iEntrySize, 0, 0, NULL, NULL)))
-    {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
+         kmem_cache_create(slabcache_obj->name, iEntrySize, 0, 0, NULL, NULL)))
+#else
+         kmem_cache_create(slabcache_obj->name, iEntrySize, 0, 0, NULL)))
+#endif
+{
         ret = 1;
     }
 
diff -urN common/lib/modules/fglrx/build_mod/firegl_public.h~ common/lib/modules/fglrx/build_mod/firegl_public.h
--- common/lib/modules/fglrx/build_mod/firegl_public.h~	2007-10-22 11:30:01.000000000 -0500
+++ common/lib/modules/fglrx/build_mod/firegl_public.h	2007-10-24 13:31:08.000000000 -0500
@@ -241,9 +241,14 @@
 /*****************************************************************************/
 
 typedef unsigned long __ke_dev_t;
-typedef unsigned long __ke_size_t;
 typedef unsigned long __ke_off_t;
+#ifdef __x86_64__
 typedef long __ke_ssize_t;
+typedef unsigned long __ke_size_t;
+#else
+typedef int __ke_ssize_t;
+typedef unsigned int __ke_size_t;
+#endif
 typedef unsigned char __ke_u8;
 typedef unsigned short __ke_u16;
 typedef unsigned int __ke_u32;
@@ -594,7 +599,7 @@
 extern char* ATI_API_CALL __ke_strchr(const char *s, int c);
 extern int ATI_API_CALL __ke_sprintf(char* buf, const char* fmt, ...);
 extern int ATI_API_CALL __ke_snprintf(char* buf, size_t size, const char* fmt, ...);
-extern int ATI_API_CALL __ke_vm_test_and_clear_dirty(struct mm_struct* mm, unsigned long virtual_addr);
+extern int ATI_API_CALL KCL_TestAndClearPageDirtyFlag(struct mm_struct* mm, unsigned long virtual_addr);
 extern unsigned long ATI_API_CALL __ke_do_mmap(struct file * file, unsigned long addr, unsigned long len, unsigned long pgoff);
 extern int ATI_API_CALL __ke_do_munmap(unsigned long addr, unsigned long len);
 extern void* ATI_API_CALL __ke_vmap(unsigned long *pagelist, unsigned int count);