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ARM: l2c: provide generic function for calling set_debug method

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Provide a generic function which always calls the set_debug method.
This will be used later in the series as some work-arounds require
that the debug register be written.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2014-03-16 17:19:21 +00:00
parent c02642bc10
commit 2b2a87a12d
1 changed files with 11 additions and 1 deletions
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12
arch/arm/mm/cache-l2x0.c
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@ -57,6 +57,16 @@ static inline void cache_wait_way(void __iomem *reg, unsigned long mask)
cpu_relax(); cpu_relax();
} }
/*
* This should only be called when we have a requirement that the
* register be written due to a work-around, as platforms running
* in non-secure mode may not be able to access this register.
*/
static inline void l2c_set_debug(void __iomem *base, unsigned long val)
{
outer_cache.set_debug(val);
}
#ifdef CONFIG_CACHE_PL310 #ifdef CONFIG_CACHE_PL310
static inline void cache_wait(void __iomem *reg, unsigned long mask) static inline void cache_wait(void __iomem *reg, unsigned long mask)
{ {
@ -92,7 +102,7 @@ static inline void l2x0_inv_line(unsigned long addr)
static inline void debug_writel(unsigned long val) static inline void debug_writel(unsigned long val)
{ {
if (outer_cache.set_debug) if (outer_cache.set_debug)
outer_cache.set_debug(val); l2c_set_debug(l2x0_base, val);
} }
static void pl310_set_debug(unsigned long val) static void pl310_set_debug(unsigned long val)