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| author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-06-06 13:04:08 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-10 13:49:25 +0200 |
| commit | 456d523b1be3a0a0c3498fce55b32fc205fac7e1 (patch) | |
| tree | f5850ff0f9e4bce9a88c312c1a5c3999cc4ee571 | |
| parent | 6d345f7cf83ce035d6b25724e4c72156098186b3 (diff) | |
| download | lwn-456d523b1be3a0a0c3498fce55b32fc205fac7e1.tar.gz lwn-456d523b1be3a0a0c3498fce55b32fc205fac7e1.zip | |
serial: 8250_pci: Fill in rs485_supported for pci_fintek
Add information on supported serial_rs485 features.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220606100433.13793-12-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/serial/8250/8250_pci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index fb0a49e39072..a76254031bc2 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1597,6 +1597,11 @@ static int pci_fintek_rs485_config(struct uart_port *port, return 0; } +static const struct serial_rs485 pci_fintek_rs485_supported = { + .flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND, + /* F81504/508/512 does not support RTS delay before or after send */ +}; + static int pci_fintek_setup(struct serial_private *priv, const struct pciserial_board *board, struct uart_8250_port *port, int idx) @@ -1616,6 +1621,7 @@ static int pci_fintek_setup(struct serial_private *priv, port->port.iotype = UPIO_PORT; port->port.iobase = iobase; port->port.rs485_config = pci_fintek_rs485_config; + port->port.rs485_supported = &pci_fintek_rs485_supported; data = devm_kzalloc(&pdev->dev, sizeof(u8), GFP_KERNEL); if (!data) |