update kernel to 5.10.198

hc

2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/drivers/tty/serial/atmel_serial.c
..
..
@@ -873,11 +873,11 @@
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 	port->icount.tx += atmel_port->tx_len;
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-	spin_lock_irq(&atmel_port->lock_tx);
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+	spin_lock(&atmel_port->lock_tx);
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 	async_tx_ack(atmel_port->desc_tx);
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 	atmel_port->cookie_tx = -EINVAL;
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 	atmel_port->desc_tx = NULL;
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-	spin_unlock_irq(&atmel_port->lock_tx);
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+	spin_unlock(&atmel_port->lock_tx);
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 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
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 		uart_write_wakeup(port);
..
..
@@ -2633,13 +2633,7 @@
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 	else if (mr == ATMEL_US_PAR_ODD)
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 		*parity = 'o';
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-	/*
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-	 * The serial core only rounds down when matching this to a
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-	 * supported baud rate. Make sure we don't end up slightly
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-	 * lower than one of those, as it would make us fall through
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-	 * to a much lower baud rate than we really want.
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-	 */
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-	*baud = port->uartclk / (16 * (quot - 1));
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+	*baud = port->uartclk / (16 * quot);
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 }
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 static int __init atmel_console_setup(struct console *co, char *options)