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- --- a/arch/mips/ath79/common.c
- +++ b/arch/mips/ath79/common.c
- @@ -22,6 +22,7 @@
- #include "common.h"
-
- static DEFINE_SPINLOCK(ath79_device_reset_lock);
- +static DEFINE_MUTEX(ath79_flash_mutex);
-
- u32 ath79_cpu_freq;
- EXPORT_SYMBOL_GPL(ath79_cpu_freq);
- @@ -111,3 +112,16 @@ void ath79_device_reset_clear(u32 mask)
- spin_unlock_irqrestore(&ath79_device_reset_lock, flags);
- }
- EXPORT_SYMBOL_GPL(ath79_device_reset_clear);
- +
- +void ath79_flash_acquire(void)
- +{
- + mutex_lock(&ath79_flash_mutex);
- +}
- +EXPORT_SYMBOL_GPL(ath79_flash_acquire);
- +
- +void ath79_flash_release(void)
- +{
- + mutex_unlock(&ath79_flash_mutex);
- +}
- +EXPORT_SYMBOL_GPL(ath79_flash_release);
- +
- --- a/arch/mips/include/asm/mach-ath79/ath79.h
- +++ b/arch/mips/include/asm/mach-ath79/ath79.h
- @@ -143,4 +143,7 @@ static inline u32 ath79_reset_rr(unsigne
- void ath79_device_reset_set(u32 mask);
- void ath79_device_reset_clear(u32 mask);
-
- +void ath79_flash_acquire(void);
- +void ath79_flash_release(void);
- +
- #endif /* __ASM_MACH_ATH79_H */
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