diff options
-rw-r--r-- | drivers/tty/serial/clps711x.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/tty/serial/clps711x.c b/drivers/tty/serial/clps711x.c index e6c3dbd781d6..836fe2731234 100644 --- a/drivers/tty/serial/clps711x.c +++ b/drivers/tty/serial/clps711x.c | |||
@@ -154,10 +154,9 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id) | |||
154 | port->x_char = 0; | 154 | port->x_char = 0; |
155 | return IRQ_HANDLED; | 155 | return IRQ_HANDLED; |
156 | } | 156 | } |
157 | if (uart_circ_empty(xmit) || uart_tx_stopped(port)) { | 157 | |
158 | clps711xuart_stop_tx(port); | 158 | if (uart_circ_empty(xmit) || uart_tx_stopped(port)) |
159 | return IRQ_HANDLED; | 159 | goto disable_tx_irq; |
160 | } | ||
161 | 160 | ||
162 | count = port->fifosize >> 1; | 161 | count = port->fifosize >> 1; |
163 | do { | 162 | do { |
@@ -171,8 +170,11 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id) | |||
171 | if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) | 170 | if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) |
172 | uart_write_wakeup(port); | 171 | uart_write_wakeup(port); |
173 | 172 | ||
174 | if (uart_circ_empty(xmit)) | 173 | if (uart_circ_empty(xmit)) { |
175 | clps711xuart_stop_tx(port); | 174 | disable_tx_irq: |
175 | disable_irq_nosync(TX_IRQ(port)); | ||
176 | tx_enabled(port) = 0; | ||
177 | } | ||
176 | 178 | ||
177 | return IRQ_HANDLED; | 179 | return IRQ_HANDLED; |
178 | } | 180 | } |