Commit ed2adb74 authored by Thomas Bogendoerfer's avatar Thomas Bogendoerfer
Browse files

MIPS: mm: shorten lines by using macro 



Introduce helper macro to make lines shorter.

Signed-off-by: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
parent 411406a8

arch/mips/mm/cache.c

+21 −17
Original line number Diff line number Diff line
@@ -155,26 +155,28 @@ void __update_cache(unsigned long address, pte_t pte) 
unsigned long _page_cachable_default;

EXPORT_SYMBOL(_page_cachable_default);



#define PM(p)	__pgprot(_page_cachable_default | (p))



static inline void setup_protection_map(void)

{

	if (cpu_has_rixi) {

		protection_map[0]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[1]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[2]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[3]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[4]  = __pgprot(_page_cachable_default | _PAGE_PRESENT);

		protection_map[5]  = __pgprot(_page_cachable_default | _PAGE_PRESENT);

		protection_map[6]  = __pgprot(_page_cachable_default | _PAGE_PRESENT);

		protection_map[7]  = __pgprot(_page_cachable_default | _PAGE_PRESENT);



		protection_map[8]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[9]  = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[10] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE | _PAGE_NO_READ);

		protection_map[11] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE);

		protection_map[12] = __pgprot(_page_cachable_default | _PAGE_PRESENT);

		protection_map[13] = __pgprot(_page_cachable_default | _PAGE_PRESENT);

		protection_map[14] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_WRITE);

		protection_map[15] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_WRITE);

		protection_map[0]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[1]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[2]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[3]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[4]  = PM(_PAGE_PRESENT);

		protection_map[5]  = PM(_PAGE_PRESENT);

		protection_map[6]  = PM(_PAGE_PRESENT);

		protection_map[7]  = PM(_PAGE_PRESENT);



		protection_map[8]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);

		protection_map[9]  = PM(_PAGE_PRESENT | _PAGE_NO_EXEC);

		protection_map[10] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE | _PAGE_NO_READ);

		protection_map[11] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE);

		protection_map[12] = PM(_PAGE_PRESENT);

		protection_map[13] = PM(_PAGE_PRESENT);

		protection_map[14] = PM(_PAGE_PRESENT | _PAGE_WRITE);

		protection_map[15] = PM(_PAGE_PRESENT | _PAGE_WRITE);



	} else {

		protection_map[0] = PAGE_NONE;
@@ -196,6 +198,8 @@ static inline void setup_protection_map(void) 
	}

}



#undef PM



void cpu_cache_init(void)

{

	if (cpu_has_3k_cache) {