diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/tty/serial/qcom_geni_serial.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index f8f6e9466b40..f23fd0ac3cfd 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -477,6 +477,7 @@ static void qcom_geni_serial_console_write(struct console *co, const char *s, { struct uart_port *uport; struct qcom_geni_serial_port *port; + u32 m_irq_en, s_irq_en; bool locked = true; unsigned long flags; @@ -492,6 +493,11 @@ static void qcom_geni_serial_console_write(struct console *co, const char *s, else uart_port_lock_irqsave(uport, &flags); + m_irq_en = readl(uport->membase + SE_GENI_M_IRQ_EN); + s_irq_en = readl(uport->membase + SE_GENI_S_IRQ_EN); + writel(0, uport->membase + SE_GENI_M_IRQ_EN); + writel(0, uport->membase + SE_GENI_S_IRQ_EN); + if (qcom_geni_serial_main_active(uport)) { /* Wait for completion or drain FIFO */ if (!locked || port->tx_remaining == 0) @@ -504,6 +510,9 @@ static void qcom_geni_serial_console_write(struct console *co, const char *s, __qcom_geni_serial_console_write(uport, s, count); + writel(m_irq_en, uport->membase + SE_GENI_M_IRQ_EN); + writel(s_irq_en, uport->membase + SE_GENI_S_IRQ_EN); + if (locked) uart_port_unlock_irqrestore(uport, flags); } |