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Diffstat (limited to 'arch/blackfin/include/asm/bfin_serial.h')
-rw-r--r--arch/blackfin/include/asm/bfin_serial.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/bfin_serial.h b/arch/blackfin/include/asm/bfin_serial.h
index 1ff9f14..7dbc664 100644
--- a/arch/blackfin/include/asm/bfin_serial.h
+++ b/arch/blackfin/include/asm/bfin_serial.h
@@ -10,6 +10,7 @@
#define __BFIN_ASM_SERIAL_H__
#include <linux/serial_core.h>
+#include <linux/spinlock.h>
#include <mach/anomaly.h>
#include <mach/bfin_serial.h>
@@ -41,6 +42,7 @@ struct bfin_serial_port {
struct circ_buf rx_dma_buf;
struct timer_list rx_dma_timer;
int rx_dma_nrows;
+ spinlock_t rx_lock;
unsigned int tx_dma_channel;
unsigned int rx_dma_channel;
struct work_struct tx_dma_workqueue;