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| author | Kukjin Kim <kgene.kim@samsung.com> | 2012-05-13 06:48:21 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-05-13 06:48:21 +0900 |
| commit | 2870f5352451a99a364a807803e4c39477264c3c (patch) | |
| tree | 11ee9795559bdc9645a0a17815611c624066c515 /drivers/tty/serial/clps711x.c | |
| parent | 06c77b3ce1b81163d74d9d5e904de731934e8510 (diff) | |
| parent | 5fdbdd1d4b9ec58e51092e24c231a303b38cdb94 (diff) | |
| download | talos-obmc-linux-2870f5352451a99a364a807803e4c39477264c3c.tar.gz talos-obmc-linux-2870f5352451a99a364a807803e4c39477264c3c.zip | |
Merge branch 'next/cleanup-samsung-macro' into next/cleanup-samsung
Diffstat (limited to 'drivers/tty/serial/clps711x.c')
| -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) port->x_char = 0; return IRQ_HANDLED; } - if (uart_circ_empty(xmit) || uart_tx_stopped(port)) { - clps711xuart_stop_tx(port); - return IRQ_HANDLED; - } + + if (uart_circ_empty(xmit) || uart_tx_stopped(port)) + goto disable_tx_irq; count = port->fifosize >> 1; do { @@ -171,8 +170,11 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id) if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) uart_write_wakeup(port); - if (uart_circ_empty(xmit)) - clps711xuart_stop_tx(port); + if (uart_circ_empty(xmit)) { + disable_tx_irq: + disable_irq_nosync(TX_IRQ(port)); + tx_enabled(port) = 0; + } return IRQ_HANDLED; } |
