Merge branch 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6

14 files changed, 137 insertions, 54 deletions

diff --git a/include/asm-avr32/arch-at32ap/at32ap700x.h b/include/asm-avr32/arch-at32ap/at32ap700x.h
index 31e48b0e7324..d18a3053be0d 100644
--- a/include/asm-avr32/arch-at32ap/at32ap700x.h
+++ b/include/asm-avr32/arch-at32ap/at32ap700x.h
@@ -30,4 +30,20 @@
 #define GPIO_PIN_PD(N)  (GPIO_PIOD_BASE + (N))
 #define GPIO_PIN_PE(N)  (GPIO_PIOE_BASE + (N))
 
+
+/*
+ * DMAC peripheral hardware handshaking interfaces, used with dw_dmac
+ */
+#define DMAC_MCI_RX             0
+#define DMAC_MCI_TX             1
+#define DMAC_DAC_TX             2
+#define DMAC_AC97_A_RX          3
+#define DMAC_AC97_A_TX          4
+#define DMAC_AC97_B_RX          5
+#define DMAC_AC97_B_TX          6
+#define DMAC_DMAREQ_0           7
+#define DMAC_DMAREQ_1           8
+#define DMAC_DMAREQ_2           9
+#define DMAC_DMAREQ_3           10
+
 #endif /* __ASM_ARCH_AT32AP700X_H__ */
diff --git a/include/asm-avr32/arch-at32ap/board.h b/include/asm-avr32/arch-at32ap/board.h
index cc5906cd7419..893aa6d0cd11 100644
--- a/include/asm-avr32/arch-at32ap/board.h
+++ b/include/asm-avr32/arch-at32ap/board.h
@@ -8,6 +8,12 @@
 
 #define GPIO_PIN_NONE   (-1)
 
+/*
+ * Clock rates for various on-board oscillators. The number of entries
+ * in this array is chip-dependent.
+ */
+extern unsigned long at32_board_osc_rates[];
+  
 /* Add basic devices: system manager, interrupt controller, portmuxes, etc. */
 void at32_add_system_devices(void);
 
@@ -36,7 +42,8 @@ at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
 struct atmel_lcdfb_info;
 struct platform_device *
 at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
-                     unsigned long fbmem_start, unsigned long fbmem_len);
+                     unsigned long fbmem_start, unsigned long fbmem_len,
+                     unsigned int pin_config);
 
 struct usba_platform_data;
 struct platform_device *
@@ -70,9 +77,14 @@ struct i2c_board_info;
 struct platform_device *at32_add_device_twi(unsigned int id,
                                             struct i2c_board_info *b,
                                             unsigned int n);
-struct platform_device *at32_add_device_mci(unsigned int id);
+
+struct mci_platform_data;
+struct platform_device *
+at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
+
 struct platform_device *at32_add_device_ac97c(unsigned int id);
 struct platform_device *at32_add_device_abdac(unsigned int id);
+struct platform_device *at32_add_device_psif(unsigned int id);
 
 struct cf_platform_data {
         int     detect_pin;
diff --git a/include/asm-avr32/arch-at32ap/init.h b/include/asm-avr32/arch-at32ap/init.h
index 5e75d850d707..bc40e3d46150 100644
--- a/include/asm-avr32/arch-at32ap/init.h
+++ b/include/asm-avr32/arch-at32ap/init.h
@@ -13,10 +13,6 @@
 void setup_platform(void);
 void setup_board(void);
 
-/* Called by setup_platform */
-void at32_clock_init(void);
-void at32_portmux_init(void);
-
 void at32_setup_serial_console(unsigned int usart_id);
 
 #endif /* __ASM_AVR32_AT32AP_INIT_H__ */
diff --git a/include/asm-avr32/arch-at32ap/pm.h b/include/asm-avr32/arch-at32ap/pm.h
index 356e43064903..979b355b77b6 100644
--- a/include/asm-avr32/arch-at32ap/pm.h
+++ b/include/asm-avr32/arch-at32ap/pm.h
@@ -19,6 +19,7 @@
 
 #ifndef __ASSEMBLY__
 extern void cpu_enter_idle(void);
+extern void cpu_enter_standby(unsigned long sdramc_base);
 
 extern bool disable_idle_sleep;
 
@@ -43,6 +44,8 @@ static inline void cpu_idle_sleep(void)
         else
                 cpu_enter_idle();
 }
+
+void intc_set_suspend_handler(unsigned long offset);
 #endif
 
 #endif /* __ASM_AVR32_ARCH_PM_H */
diff --git a/include/asm-avr32/arch-at32ap/sram.h b/include/asm-avr32/arch-at32ap/sram.h
new file mode 100644
index 000000000000..4838dae7601a
--- /dev/null
+++ b/include/asm-avr32/arch-at32ap/sram.h
@@ -0,0 +1,30 @@
+/*
+ * Simple SRAM allocator
+ *
+ * Copyright (C) 2008 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_AVR32_ARCH_SRAM_H
+#define __ASM_AVR32_ARCH_SRAM_H
+
+#include <linux/genalloc.h>
+
+extern struct gen_pool *sram_pool;
+
+static inline unsigned long sram_alloc(size_t len)
+{
+        if (!sram_pool)
+                return 0UL;
+
+        return gen_pool_alloc(sram_pool, len);
+}
+
+static inline void sram_free(unsigned long addr, size_t len)
+{
+        return gen_pool_free(sram_pool, addr, len);
+}
+
+#endif /* __ASM_AVR32_ARCH_SRAM_H */
diff --git a/include/asm-avr32/atmel-mci.h b/include/asm-avr32/atmel-mci.h
new file mode 100644
index 000000000000..c2ea6e1c9aa1
--- /dev/null
+++ b/include/asm-avr32/atmel-mci.h
@@ -0,0 +1,9 @@
+#ifndef __ASM_AVR32_ATMEL_MCI_H
+#define __ASM_AVR32_ATMEL_MCI_H
+
+struct mci_platform_data {
+        int                     detect_pin;
+        int                     wp_pin;
+};
+
+#endif /* __ASM_AVR32_ATMEL_MCI_H */
diff --git a/include/asm-avr32/ioctls.h b/include/asm-avr32/ioctls.h
index 0500426b7186..0cf2c0a4502b 100644
--- a/include/asm-avr32/ioctls.h
+++ b/include/asm-avr32/ioctls.h
@@ -47,6 +47,10 @@
 #define TIOCSBRK        0x5427  /* BSD compatibility */
 #define TIOCCBRK        0x5428  /* BSD compatibility */
 #define TIOCGSID        0x5429  /* Return the session ID of FD */
+#define TCGETS2         _IOR('T',0x2A, struct termios2)
+#define TCSETS2         _IOW('T',0x2B, struct termios2)
+#define TCSETSW2        _IOW('T',0x2C, struct termios2)
+#define TCSETSF2        _IOW('T',0x2D, struct termios2)
 #define TIOCGPTN        _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
 #define TIOCSPTLCK      _IOW('T',0x31, int)  /* Lock/unlock Pty */
 
diff --git a/include/asm-avr32/mmu_context.h b/include/asm-avr32/mmu_context.h
index c37c391faef6..27ff23407100 100644
--- a/include/asm-avr32/mmu_context.h
+++ b/include/asm-avr32/mmu_context.h
@@ -13,7 +13,6 @@
 #define __ASM_AVR32_MMU_CONTEXT_H
 
 #include <asm/tlbflush.h>
-#include <asm/pgalloc.h>
 #include <asm/sysreg.h>
 #include <asm-generic/mm_hooks.h>
 
diff --git a/include/asm-avr32/pci.h b/include/asm-avr32/pci.h
index 0f5f134b896a..a32a02372017 100644
--- a/include/asm-avr32/pci.h
+++ b/include/asm-avr32/pci.h
@@ -5,4 +5,6 @@
 
 #define PCI_DMA_BUS_IS_PHYS     (1)
 
+#include <asm-generic/pci-dma-compat.h>
+
 #endif /* __ASM_AVR32_PCI_H__ */
diff --git a/include/asm-avr32/pgalloc.h b/include/asm-avr32/pgalloc.h
index 51fc1f6e4b17..640821323943 100644
--- a/include/asm-avr32/pgalloc.h
+++ b/include/asm-avr32/pgalloc.h
@@ -8,65 +8,79 @@
 #ifndef __ASM_AVR32_PGALLOC_H
 #define __ASM_AVR32_PGALLOC_H
 
-#include <asm/processor.h>
-#include <linux/threads.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
+#include <linux/quicklist.h>
+#include <asm/page.h>
+#include <asm/pgtable.h>
 
-#define pmd_populate_kernel(mm, pmd, pte) \
-        set_pmd(pmd, __pmd(_PAGE_TABLE + __pa(pte)))
+#define QUICK_PGD       0       /* Preserve kernel mappings over free */
+#define QUICK_PT        1       /* Zero on free */
 
-static __inline__ void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
+static inline void pmd_populate_kernel(struct mm_struct *mm,
+                                       pmd_t *pmd, pte_t *pte)
+{
+        set_pmd(pmd, __pmd((unsigned long)pte));
+}
+
+static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
                                     pgtable_t pte)
 {
-        set_pmd(pmd, __pmd(_PAGE_TABLE + page_to_phys(pte)));
+        set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
 }
 #define pmd_pgtable(pmd) pmd_page(pmd)
 
+static inline void pgd_ctor(void *x)
+{
+        pgd_t *pgd = x;
+
+        memcpy(pgd + USER_PTRS_PER_PGD,
+                swapper_pg_dir + USER_PTRS_PER_PGD,
+                (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
+}
+
 /*
  * Allocate and free page tables
  */
-static __inline__ pgd_t *pgd_alloc(struct mm_struct *mm)
+static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
-        return kcalloc(USER_PTRS_PER_PGD, sizeof(pgd_t), GFP_KERNEL);
+        return quicklist_alloc(QUICK_PGD, GFP_KERNEL | __GFP_REPEAT, pgd_ctor);
 }
 
 static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 {
-        kfree(pgd);
+        quicklist_free(QUICK_PGD, NULL, pgd);
 }
 
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        pte_t *pte;
-
-        pte = (pte_t *)get_zeroed_page(GFP_KERNEL | __GFP_REPEAT);
-
-        return pte;
+        return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
 }
 
-static inline struct page *pte_alloc_one(struct mm_struct *mm,
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
                                          unsigned long address)
 {
-        struct page *pte;
+        struct page *page;
+        void *pg;
 
-        pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
-        if (!pte)
+        pg = quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+        if (!pg)
                 return NULL;
-        pgtable_page_ctor(pte);
-        return pte;
+
+        page = virt_to_page(pg);
+        pgtable_page_ctor(page);
+
+        return page;
 }
 
 static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
 {
-        free_page((unsigned long)pte);
+        quicklist_free(QUICK_PT, NULL, pte);
 }
 
 static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
 {
         pgtable_page_dtor(pte);
-        __free_page(pte);
+        quicklist_free_page(QUICK_PT, NULL, pte);
 }
 
 #define __pte_free_tlb(tlb,pte)                         \
@@ -75,6 +89,10 @@ do {							\
         tlb_remove_page((tlb), pte);                    \
 } while (0)
 
-#define check_pgt_cache() do { } while(0)
+static inline void check_pgt_cache(void)
+{
+        quicklist_trim(QUICK_PGD, NULL, 25, 16);
+        quicklist_trim(QUICK_PT, NULL, 25, 16);
+}
 
 #endif /* __ASM_AVR32_PGALLOC_H */
diff --git a/include/asm-avr32/pgtable.h b/include/asm-avr32/pgtable.h
index c0e5e29417df..fecdda16f444 100644
--- a/include/asm-avr32/pgtable.h
+++ b/include/asm-avr32/pgtable.h
@@ -129,13 +129,6 @@ extern struct page *empty_zero_page;
 
 #define _PAGE_FLAGS_CACHE_MASK  (_PAGE_CACHABLE | _PAGE_BUFFER | _PAGE_WT)
 
-/* TODO: Check for saneness */
-/* User-mode page table flags (to be set in a pgd or pmd entry) */
-#define _PAGE_TABLE             (_PAGE_PRESENT | _PAGE_TYPE_SMALL | _PAGE_RW \
-                                 | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY)
-/* Kernel-mode page table flags */
-#define _KERNPG_TABLE           (_PAGE_PRESENT | _PAGE_TYPE_SMALL | _PAGE_RW \
-                                 | _PAGE_ACCESSED | _PAGE_DIRTY)
 /* Flags that may be modified by software */
 #define _PAGE_CHG_MASK          (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY \
                                  | _PAGE_FLAGS_CACHE_MASK)
@@ -262,10 +255,14 @@ static inline pte_t pte_mkspecial(pte_t pte)
 }
 
 #define pmd_none(x)     (!pmd_val(x))
-#define pmd_present(x)  (pmd_val(x) & _PAGE_PRESENT)
-#define pmd_clear(xp)   do { set_pmd(xp, __pmd(0)); } while (0)
-#define pmd_bad(x)      ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER))      \
-                         != _KERNPG_TABLE)
+#define pmd_present(x)  (pmd_val(x))
+
+static inline void pmd_clear(pmd_t *pmdp)
+{
+        set_pmd(pmdp, __pmd(0));
+}
+
+#define pmd_bad(x)      (pmd_val(x) & ~PAGE_MASK)
 
 /*
  * Permanent address of a page. We don't support highmem, so this is
@@ -303,19 +300,16 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 
 #define page_pte(page)  page_pte_prot(page, __pgprot(0))
 
-#define pmd_page_vaddr(pmd)                                     \
-        ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
-
-#define pmd_page(pmd)   (phys_to_page(pmd_val(pmd)))
+#define pmd_page_vaddr(pmd)     pmd_val(pmd)
+#define pmd_page(pmd)           (virt_to_page(pmd_val(pmd)))
 
 /* to find an entry in a page-table-directory. */
-#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1))
-#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address))
-#define pgd_offset_current(address)                             \
-        ((pgd_t *)__mfsr(SYSREG_PTBR) + pgd_index(address))
+#define pgd_index(address)      (((address) >> PGDIR_SHIFT)     \
+                                 & (PTRS_PER_PGD - 1))
+#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address))
 
 /* to find an entry in a kernel page-table-directory */
-#define pgd_offset_k(address) pgd_offset(&init_mm, address)
+#define pgd_offset_k(address)   pgd_offset(&init_mm, address)
 
 /* Find an entry in the third-level page table.. */
 #define pte_index(address)                              \
diff --git a/include/asm-avr32/setup.h b/include/asm-avr32/setup.h
index ea3070ff13a5..ff5b7cf6be4d 100644
--- a/include/asm-avr32/setup.h
+++ b/include/asm-avr32/setup.h
@@ -2,7 +2,7 @@
  * Copyright (C) 2004-2006 Atmel Corporation
  *
  * Based on linux/include/asm-arm/setup.h
- *   Copyright (C) 1997-1999 Russel King
+ *   Copyright (C) 1997-1999 Russell King
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
diff --git a/include/asm-avr32/thread_info.h b/include/asm-avr32/thread_info.h
index 07049f6c0d41..df68631b7b27 100644
--- a/include/asm-avr32/thread_info.h
+++ b/include/asm-avr32/thread_info.h
@@ -88,6 +88,7 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_MEMDIE              6
 #define TIF_RESTORE_SIGMASK     7       /* restore signal mask in do_signal */
 #define TIF_CPU_GOING_TO_SLEEP  8       /* CPU is entering sleep 0 mode */
+#define TIF_FREEZE              29
 #define TIF_DEBUG               30      /* debugging enabled */
 #define TIF_USERSPACE           31      /* true if FS sets userspace */
 
diff --git a/include/asm-avr32/tlbflush.h b/include/asm-avr32/tlbflush.h
index 5bc7c88a5770..bf90a786f6be 100644
--- a/include/asm-avr32/tlbflush.h
+++ b/include/asm-avr32/tlbflush.h
@@ -26,7 +26,6 @@ extern void flush_tlb_mm(struct mm_struct *mm);
 extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
                             unsigned long end);
 extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page);
-extern void __flush_tlb_page(unsigned long asid, unsigned long page);
 
 extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);