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| author | Allen Pais <allen.lkml@gmail.com> | 2020-08-17 14:29:19 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-18 13:33:13 +0200 |
| commit | 41e85e44edea0ba1a1601ed2a099d236c7f738bf (patch) | |
| tree | 0adb0e7ebd76a62b5d743ea397446e8aa2409de8 /drivers | |
| parent | a42a9f6a9bbc0d3894fc8ceaa714f5c5d9f4d96b (diff) | |
| download | linux-41e85e44edea0ba1a1601ed2a099d236c7f738bf.tar.gz | |
tty: atmel_serial: convert tasklets to use new tasklet_setup() API
In preparation for unconditionally passing the
struct tasklet_struct pointer to all tasklet
callbacks, switch to using the new tasklet_setup()
and from_tasklet() to pass the tasklet pointer explicitly.
Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: Allen Pais <allen.lkml@gmail.com>
Link: https://lore.kernel.org/r/20200817085921.26033-3-allen.cryptic@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/atmel_serial.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index e43471b33710..a9c47f56e994 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -1722,10 +1722,11 @@ static int atmel_prepare_rx_pdc(struct uart_port *port) /* * tasklet handling tty stuff outside the interrupt handler. */ -static void atmel_tasklet_rx_func(unsigned long data) +static void atmel_tasklet_rx_func(struct tasklet_struct *t) { - struct uart_port *port = (struct uart_port *)data; - struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); + struct atmel_uart_port *atmel_port = from_tasklet(atmel_port, t, + tasklet_rx); + struct uart_port *port = &atmel_port->uart; /* The interrupt handler does not take the lock */ spin_lock(&port->lock); @@ -1733,10 +1734,11 @@ static void atmel_tasklet_rx_func(unsigned long data) spin_unlock(&port->lock); } -static void atmel_tasklet_tx_func(unsigned long data) +static void atmel_tasklet_tx_func(struct tasklet_struct *t) { - struct uart_port *port = (struct uart_port *)data; - struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); + struct atmel_uart_port *atmel_port = from_tasklet(atmel_port, t, + tasklet_tx); + struct uart_port *port = &atmel_port->uart; /* The interrupt handler does not take the lock */ spin_lock(&port->lock); @@ -1911,10 +1913,8 @@ static int atmel_startup(struct uart_port *port) } atomic_set(&atmel_port->tasklet_shutdown, 0); - tasklet_init(&atmel_port->tasklet_rx, atmel_tasklet_rx_func, - (unsigned long)port); - tasklet_init(&atmel_port->tasklet_tx, atmel_tasklet_tx_func, - (unsigned long)port); + tasklet_setup(&atmel_port->tasklet_rx, atmel_tasklet_rx_func); + tasklet_setup(&atmel_port->tasklet_tx, atmel_tasklet_tx_func); /* * Initialize DMA (if necessary) |