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| author |   Bob Liu <lliubbo@gmail.com> | 2012-05-16 17:37:24 +0800 |
|---|---|---|
| committer | Bob Liu <lliubbo@gmail.com> | 2012-05-21 14:54:12 +0800 |
| commit | b5affb0147cee0ea05d909396f8e389092729236 (patch) | |
| tree | 483471450269ac65f7748b5408c7f77520421d55 /arch/blackfin/kernel/process.c | |
| parent | blackfin: mach-bf609: add machine files (diff) | |
| download | linux-dev-b5affb0147cee0ea05d909396f8e389092729236.tar.xz linux-dev-b5affb0147cee0ea05d909396f8e389092729236.zip | |
blackfin: add bf60x to current framework
This patch added bf60x to current blackfin kernel framework.
Signed-off-by: Bob Liu <lliubbo@gmail.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/blackfin/kernel/process.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index c0f4fe287eb6..2e3994b20169 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -95,7 +95,9 @@ void cpu_idle(void) idle(); rcu_idle_exit(); tick_nohz_idle_exit(); - schedule_preempt_disabled(); + preempt_enable_no_resched(); + schedule(); + preempt_disable(); } } @@ -329,12 +331,16 @@ int in_mem_const(unsigned long addr, unsigned long size, { return in_mem_const_off(addr, size, 0, const_addr, const_size); } +#ifdef CONFIG_BF60x +#define ASYNC_ENABLED(bnum, bctlnum) 1 +#else #define ASYNC_ENABLED(bnum, bctlnum) \ ({ \ (bfin_read_EBIU_AMGCTL() & 0xe) < ((bnum + 1) << 1) ? 0 : \ bfin_read_EBIU_AMBCTL##bctlnum() & B##bnum##RDYEN ? 0 : \ 1; \ }) +#endif /* * We can't read EBIU banks that aren't enabled or we end up hanging * on the access to the async space. Make sure we validate accesses |