[PATCH] xtensa: remove io_remap_page_range and minor clean-ups

Remove io_remap_page_range() from all of Linux 2.6.x (as requested and
suggested by Randy Dunlap) and minor clean-ups.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/xtensa/kernel/pci.c

@@ -402,8 +402,8 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 	__pci_mmap_set_flags(dev, vma, mmap_state);
 	__pci_mmap_set_pgprot(dev, vma, mmap_state, write_combine);
 
-	ret = io_remap_page_range(vma, vma->vm_start, vma->vm_pgoff<<PAGE_SHIFT,
-			       vma->vm_end - vma->vm_start, vma->vm_page_prot);
+	ret = io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
+			         vma->vm_end - vma->vm_start,vma->vm_page_prot);
 
 	return ret;
 }

arch/xtensa/kernel/platform.c

@@ -39,7 +39,7 @@ _F(int,  pcibios_fixup, (void), { return 0; });
 _F(int, get_rtc_time, (time_t* t), { return 0; });
 _F(int, set_rtc_time, (time_t t), { return 0; });
 
-#if CONFIG_XTENSA_CALIBRATE_CCOUNT
+#ifdef CONFIG_XTENSA_CALIBRATE_CCOUNT
 _F(void, calibrate_ccount, (void),
 {
   printk ("ERROR: Cannot calibrate cpu frequency! Assuming 100MHz.\n");

arch/xtensa/kernel/process.c

@@ -457,7 +457,7 @@ int
 dump_task_fpu(struct pt_regs *regs, struct task_struct *task, elf_fpregset_t *r)
 {
 /* see asm/coprocessor.h for this magic number 16 */
-#if TOTAL_CPEXTRA_SIZE > 16
+#if XTENSA_CP_EXTRA_SIZE > 16
 	do_save_fpregs (r, regs, task);
 
 	/*  For now, bit 16 means some extra state may be present:  */

arch/xtensa/kernel/setup.c

@@ -304,7 +304,7 @@ void __init setup_arch(char **cmdline_p)
 # endif
 #endif
 
-#if CONFIG_PCI
+#ifdef CONFIG_PCI
 	platform_pcibios_init();
 #endif
 }

arch/xtensa/kernel/signal.c

@@ -182,7 +182,7 @@ restore_cpextra (struct _cpstate *buf)
 
 	struct task_struct *tsk = current;
 	release_all_cp(tsk);
-	return __copy_from_user(tsk->thread.cpextra, buf, TOTAL_CPEXTRA_SIZE);
+	return __copy_from_user(tsk->thread.cpextra, buf, XTENSA_CP_EXTRA_SIZE);
 #endif
 	return 0;
 }

arch/xtensa/kernel/time.c

@@ -68,7 +68,7 @@ void __init time_init(void)
 	 * speed for the CALIBRATE.
 	 */
 
-#if CONFIG_XTENSA_CALIBRATE_CCOUNT
+#ifdef CONFIG_XTENSA_CALIBRATE_CCOUNT
 	printk("Calibrating CPU frequency ");
 	platform_calibrate_ccount();
 	printk("%d.%02d MHz\n", (int)ccount_per_jiffy/(1000000/HZ),