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Lines 178-184
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| 178 |
static void |
178 |
static void |
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receive_chars(struct vuart_8250_port *up, unsigned int *status) |
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receive_chars(struct vuart_8250_port *up, unsigned int *status) |
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{ |
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{ |
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struct tty_struct *tty = up->port.info->port.tty; |
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struct tty_struct *tty = up->port.state->port.tty; |
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unsigned char ch, lsr = *status; |
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unsigned char ch, lsr = *status; |
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int max_count = 256; |
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int max_count = 256; |
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char flag; |
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char flag; |
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Lines 240-246
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static void transmit_chars(struct vuart_8250_port *up) |
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static void transmit_chars(struct vuart_8250_port *up) |
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{ |
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{ |
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struct circ_buf *xmit = &up->port.info->xmit; |
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struct circ_buf *xmit = &up->port.state->xmit; |
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int count; |
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int count; |
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if (up->port.x_char) { |
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if (up->port.x_char) { |
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Lines 281-287
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unsigned int status = serial_in(up, UART_MSR); |
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unsigned int status = serial_in(up, UART_MSR); |
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if (status & UART_MSR_ANY_DELTA && up->ier & UART_IER_MSI && |
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if (status & UART_MSR_ANY_DELTA && up->ier & UART_IER_MSI && |
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up->port.info != NULL) { |
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up->port.state != NULL) { |
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if (status & UART_MSR_TERI) |
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if (status & UART_MSR_TERI) |
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up->port.icount.rng++; |
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up->port.icount.rng++; |
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if (status & UART_MSR_DDSR) |
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if (status & UART_MSR_DDSR) |
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Lines 291-297
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| 291 |
if (status & UART_MSR_DCTS) |
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if (status & UART_MSR_DCTS) |
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uart_handle_cts_change(&up->port, status & UART_MSR_CTS); |
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uart_handle_cts_change(&up->port, status & UART_MSR_CTS); |
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wake_up_interruptible(&up->port.info->delta_msr_wait); |
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wake_up_interruptible(&up->port.state->port.delta_msr_wait); |
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} |
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} |
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return status; |
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return status; |
