diff options
Diffstat (limited to 'hw/char/cadence_uart.c')
| -rw-r--r-- | hw/char/cadence_uart.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/hw/char/cadence_uart.c b/hw/char/cadence_uart.c index 4459b2d6af..291818e0e1 100644 --- a/hw/char/cadence_uart.c +++ b/hw/char/cadence_uart.c @@ -142,9 +142,7 @@ static void uart_rx_reset(CadenceUARTState *s) { s->rx_wpos = 0; s->rx_count = 0; - if (s->chr.chr) { - qemu_chr_fe_accept_input(&s->chr); - } + qemu_chr_fe_accept_input(&s->chr); } static void uart_tx_reset(CadenceUARTState *s) @@ -156,10 +154,8 @@ static void uart_send_breaks(CadenceUARTState *s) { int break_enabled = 1; - if (s->chr.chr) { - qemu_chr_fe_ioctl(&s->chr, CHR_IOCTL_SERIAL_SET_BREAK, - &break_enabled); - } + qemu_chr_fe_ioctl(&s->chr, CHR_IOCTL_SERIAL_SET_BREAK, + &break_enabled); } static void uart_parameters_setup(CadenceUARTState *s) @@ -210,9 +206,7 @@ static void uart_parameters_setup(CadenceUARTState *s) packet_size += ssp.data_bits + ssp.stop_bits; s->char_tx_time = (NANOSECONDS_PER_SECOND / ssp.speed) * packet_size; - if (s->chr.chr) { - qemu_chr_fe_ioctl(&s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp); - } + qemu_chr_fe_ioctl(&s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp); } static int uart_can_receive(void *opaque) @@ -368,9 +362,7 @@ static void uart_read_rx_fifo(CadenceUARTState *s, uint32_t *c) *c = s->rx_fifo[rx_rpos]; s->rx_count--; - if (s->chr.chr) { - qemu_chr_fe_accept_input(&s->chr); - } + qemu_chr_fe_accept_input(&s->chr); } else { *c = 0; } @@ -474,10 +466,8 @@ static void cadence_uart_realize(DeviceState *dev, Error **errp) s->fifo_trigger_handle = timer_new_ns(QEMU_CLOCK_VIRTUAL, fifo_trigger_update, s); - if (s->chr.chr) { - qemu_chr_fe_set_handlers(&s->chr, uart_can_receive, uart_receive, - uart_event, s, NULL); - } + qemu_chr_fe_set_handlers(&s->chr, uart_can_receive, uart_receive, + uart_event, s, NULL); } static void cadence_uart_init(Object *obj) |