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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:27 +0000
commit34996e42f82bfd60bc2c191e5cae3c6ab233ec6c (patch)
tree62db60558cbf089714b48daeabca82bf2b20b20e /drivers/tty/serial/ar933x_uart.c
parentAdding debian version 6.8.12-1. (diff)
downloadlinux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.tar.xz
linux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.zip
Merging upstream version 6.9.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/tty/serial/ar933x_uart.c')
-rw-r--r--drivers/tty/serial/ar933x_uart.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c
index 8d09ace062..7790cbc573 100644
--- a/drivers/tty/serial/ar933x_uart.c
+++ b/drivers/tty/serial/ar933x_uart.c
@@ -378,7 +378,7 @@ static void ar933x_uart_rx_chars(struct ar933x_uart_port *up)
up->port.icount.rx++;
ch = rdata & AR933X_UART_DATA_TX_RX_MASK;
- if (uart_handle_sysrq_char(&up->port, ch))
+ if (uart_prepare_sysrq_char(&up->port, ch))
continue;
if ((up->port.ignore_status_mask & AR933X_DUMMY_STATUS_RD) == 0)
@@ -468,7 +468,7 @@ static irqreturn_t ar933x_uart_interrupt(int irq, void *dev_id)
ar933x_uart_tx_chars(up);
}
- uart_port_unlock(&up->port);
+ uart_unlock_and_check_sysrq(&up->port);
return IRQ_HANDLED;
}
@@ -627,14 +627,10 @@ static void ar933x_uart_console_write(struct console *co, const char *s,
unsigned int int_en;
int locked = 1;
- local_irq_save(flags);
-
- if (up->port.sysrq)
- locked = 0;
- else if (oops_in_progress)
- locked = uart_port_trylock(&up->port);
+ if (oops_in_progress)
+ locked = uart_port_trylock_irqsave(&up->port, &flags);
else
- uart_port_lock(&up->port);
+ uart_port_lock_irqsave(&up->port, &flags);
/*
* First save the IER then disable the interrupts
@@ -654,9 +650,7 @@ static void ar933x_uart_console_write(struct console *co, const char *s,
ar933x_uart_write(up, AR933X_UART_INT_REG, AR933X_UART_INT_ALLINTS);
if (locked)
- uart_port_unlock(&up->port);
-
- local_irq_restore(flags);
+ uart_port_unlock_irqrestore(&up->port, flags);
}
static int ar933x_uart_console_setup(struct console *co, char *options)