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serial: 8250_pci: Remove serial_rs485 sanitization 

Serial core handles serial_rs485 sanitization and copying rs485 struct.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220606100433.13793-29-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-06-06 13:04:25 +03:00 committed by Greg Kroah-Hartman
parent ebc3c2a4cd
commit 61bca7da91
1 changed files with 0 additions and 14 deletions
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14
drivers/tty/serial/8250/8250_pci.c
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@ -1562,14 +1562,6 @@ static int pci_fintek_rs485_config(struct uart_port *port,
pci_read_config_byte(pci_dev, 0x40 + 8 * *index + 7, &setting);
if (rs485->flags & SER_RS485_ENABLED)
memset(rs485->padding, 0, sizeof(rs485->padding));
else
memset(rs485, 0, sizeof(*rs485));
/* F81504/508/512 not support RTS delay before or after send */
rs485->flags &= SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND;
if (rs485->flags & SER_RS485_ENABLED) {
/* Enable RTS H/W control mode */
setting |= FINTEK_RTS_CONTROL_BY_HW;
@ -1581,9 +1573,6 @@ static int pci_fintek_rs485_config(struct uart_port *port,
/* RTS driving low on TX */
setting |= FINTEK_RTS_INVERT;
}
rs485->delay_rts_after_send = 0;
rs485->delay_rts_before_send = 0;
} else {
/* Disable RTS H/W control mode */
setting &= ~(FINTEK_RTS_CONTROL_BY_HW | FINTEK_RTS_INVERT);
@ -1591,9 +1580,6 @@ static int pci_fintek_rs485_config(struct uart_port *port,
pci_write_config_byte(pci_dev, 0x40 + 8 * *index + 7, setting);
if (rs485 != &port->rs485)
port->rs485 = *rs485;
return 0;
}