diff options
Diffstat (limited to 'arch/arm/mm/cache-l2x0.c')
| -rw-r--r-- | arch/arm/mm/cache-l2x0.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 3f9b9980478e..8ac9e9f84790 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -29,7 +29,7 @@ #define CACHE_LINE_SIZE 32 static void __iomem *l2x0_base; -static DEFINE_SPINLOCK(l2x0_lock); +static DEFINE_RAW_SPINLOCK(l2x0_lock); static uint32_t l2x0_way_mask; /* Bitmask of active ways */ static uint32_t l2x0_size; @@ -126,9 +126,9 @@ static void l2x0_cache_sync(void) { unsigned long flags; - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void __l2x0_flush_all(void) @@ -145,9 +145,9 @@ static void l2x0_flush_all(void) unsigned long flags; /* clean all ways */ - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); __l2x0_flush_all(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_clean_all(void) @@ -155,11 +155,11 @@ static void l2x0_clean_all(void) unsigned long flags; /* clean all ways */ - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_CLEAN_WAY); cache_wait_way(l2x0_base + L2X0_CLEAN_WAY, l2x0_way_mask); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_inv_all(void) @@ -167,13 +167,13 @@ static void l2x0_inv_all(void) unsigned long flags; /* invalidate all ways */ - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); /* Invalidating when L2 is enabled is a nono */ BUG_ON(readl(l2x0_base + L2X0_CTRL) & 1); writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY); cache_wait_way(l2x0_base + L2X0_INV_WAY, l2x0_way_mask); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_inv_range(unsigned long start, unsigned long end) @@ -181,7 +181,7 @@ static void l2x0_inv_range(unsigned long start, unsigned long end) void __iomem *base = l2x0_base; unsigned long flags; - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); if (start & (CACHE_LINE_SIZE - 1)) { start &= ~(CACHE_LINE_SIZE - 1); debug_writel(0x03); @@ -206,13 +206,13 @@ static void l2x0_inv_range(unsigned long start, unsigned long end) } if (blk_end < end) { - spin_unlock_irqrestore(&l2x0_lock, flags); - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); } } cache_wait(base + L2X0_INV_LINE_PA, 1); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_clean_range(unsigned long start, unsigned long end) @@ -225,7 +225,7 @@ static void l2x0_clean_range(unsigned long start, unsigned long end) return; } - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); start &= ~(CACHE_LINE_SIZE - 1); while (start < end) { unsigned long blk_end = start + min(end - start, 4096UL); @@ -236,13 +236,13 @@ static void l2x0_clean_range(unsigned long start, unsigned long end) } if (blk_end < end) { - spin_unlock_irqrestore(&l2x0_lock, flags); - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); } } cache_wait(base + L2X0_CLEAN_LINE_PA, 1); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_flush_range(unsigned long start, unsigned long end) @@ -255,7 +255,7 @@ static void l2x0_flush_range(unsigned long start, unsigned long end) return; } - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); start &= ~(CACHE_LINE_SIZE - 1); while (start < end) { unsigned long blk_end = start + min(end - start, 4096UL); @@ -268,24 +268,24 @@ static void l2x0_flush_range(unsigned long start, unsigned long end) debug_writel(0x00); if (blk_end < end) { - spin_unlock_irqrestore(&l2x0_lock, flags); - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); } } cache_wait(base + L2X0_CLEAN_INV_LINE_PA, 1); cache_sync(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_disable(void) { unsigned long flags; - spin_lock_irqsave(&l2x0_lock, flags); + raw_spin_lock_irqsave(&l2x0_lock, flags); __l2x0_flush_all(); writel_relaxed(0, l2x0_base + L2X0_CTRL); dsb(); - spin_unlock_irqrestore(&l2x0_lock, flags); + raw_spin_unlock_irqrestore(&l2x0_lock, flags); } static void l2x0_unlock(__u32 cache_id) |