ARM: EXYNOS4: Enhancement of System MMU driver

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-exynos4 / include / mach / sysmmu.h

diff --git a/arch/arm/mach-exynos4/include/mach/sysmmu.h b/arch/arm/mach-exynos4/include/mach/sysmmu.h
index 1428adad8379c990e51d1af12a170e0c15453bdc..eff3dc37f3da0072dde9d248c102f7986a29d35e 100644 (file)
--- a/arch/arm/mach-exynos4/include/mach/sysmmu.h
+++ b/arch/arm/mach-exynos4/include/mach/sysmmu.h
@@ -13,9 +13,6 @@
 #ifndef __ASM_ARM_ARCH_SYSMMU_H
 #define __ASM_ARM_ARCH_SYSMMU_H __FILE__
 
-#define EXYNOS4_SYSMMU_TOTAL_IPNUM     16
-#define S5P_SYSMMU_TOTAL_IPNUM         EXYNOS4_SYSMMU_TOTAL_IPNUM
-
 enum exynos4_sysmmu_ips {
        SYSMMU_MDMA,
        SYSMMU_SSS,
@@ -33,90 +30,13 @@ enum exynos4_sysmmu_ips {
        SYSMMU_TV,
        SYSMMU_MFC_L,
        SYSMMU_MFC_R,
+       EXYNOS4_SYSMMU_TOTAL_IPNUM,
 };
 
-static char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM] = {
-       "SYSMMU_MDMA"   ,
-       "SYSMMU_SSS"    ,
-       "SYSMMU_FIMC0"  ,
-       "SYSMMU_FIMC1"  ,
-       "SYSMMU_FIMC2"  ,
-       "SYSMMU_FIMC3"  ,
-       "SYSMMU_JPEG"   ,
-       "SYSMMU_FIMD0"  ,
-       "SYSMMU_FIMD1"  ,
-       "SYSMMU_PCIe"   ,
-       "SYSMMU_G2D"    ,
-       "SYSMMU_ROTATOR",
-       "SYSMMU_MDMA2"  ,
-       "SYSMMU_TV"     ,
-       "SYSMMU_MFC_L"  ,
-       "SYSMMU_MFC_R"  ,
-};
-
-typedef enum exynos4_sysmmu_ips sysmmu_ips;
-
-struct sysmmu_tt_info {
-       unsigned long *pgd;
-       unsigned long pgd_paddr;
-       unsigned long *pte;
-};
-
-struct sysmmu_controller {
-       const char              *name;
-
-       /* channels registers */
-       void __iomem            *regs;
-
-       /* channel irq */
-       unsigned int            irq;
-
-       sysmmu_ips              ips;
-
-       /* Translation Table Info. */
-       struct sysmmu_tt_info   *tt_info;
-
-       struct resource         *mem;
-       struct device           *dev;
-
-       /* SysMMU controller enable - true : enable */
-       bool                    enable;
-};
-
-/**
- * s5p_sysmmu_enable() - enable system mmu of ip
- * @ips: The ip connected system mmu.
- *
- * This function enable system mmu to transfer address
- * from virtual address to physical address
- */
-int s5p_sysmmu_enable(sysmmu_ips ips);
+#define S5P_SYSMMU_TOTAL_IPNUM         EXYNOS4_SYSMMU_TOTAL_IPNUM
 
-/**
- * s5p_sysmmu_disable() - disable sysmmu mmu of ip
- * @ips: The ip connected system mmu.
- *
- * This function disable system mmu to transfer address
- * from virtual address to physical address
- */
-int s5p_sysmmu_disable(sysmmu_ips ips);
+extern const char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM];
 
-/**
- * s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table
- * @ips: The ip connected system mmu.
- * @pgd: The page table base address.
- *
- * This function set page table base address
- * When system mmu transfer address from virtaul address to physical address,
- * system mmu refer address information from page table
- */
-int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd);
+typedef enum exynos4_sysmmu_ips sysmmu_ips;
 
-/**
- * s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu
- * @ips: The ip connected system mmu.
- *
- * This function flush all TLB entry in system mmu
- */
-int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips);
 #endif /* __ASM_ARM_ARCH_SYSMMU_H */