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authorAndrew Lunn <andrew@lunn.ch>2012-09-24 07:54:33 +0200
committerOlof Johansson <olof@lixom.net>2012-09-26 16:48:47 -0700
commit84d5dfbf09be6be71d6dda63d99a8303e85663c7 (patch)
tree0350a7ed6c06b2aecaa05fcd3501fac4277eaa7d
parent23f3f0613f6172ef1f0cbb0e971adf29f1c1fe5e (diff)
ARM: Orion5x: Fix too small coherent pool.
Some Orion5x devices allocate their coherent buffers from atomic context. Increase size of atomic coherent pool to make sure such the allocations won't fail during boot. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Jason Cooper <jason@lakedaemon.net> Signed-off-by: Olof Johansson <olof@lixom.net>
-rw-r--r--arch/arm/mach-orion5x/common.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 410291c6766..a6cd14ab1e4 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -204,6 +204,13 @@ void __init orion5x_wdt_init(void)
void __init orion5x_init_early(void)
{
orion_time_set_base(TIMER_VIRT_BASE);
+
+ /*
+ * Some Orion5x devices allocate their coherent buffers from atomic
+ * context. Increase size of atomic coherent pool to make sure such
+ * the allocations won't fail.
+ */
+ init_dma_coherent_pool_size(SZ_1M);
}
int orion5x_tclk;