From e3a1247b15e756f01d9c25bc71fa2cf563de34a8 Mon Sep 17 00:00:00 2001 From: Felix Held Date: Fri, 11 Sep 2020 15:47:09 +0200 Subject: include/console/uart: make index parameter unsigned The UART index is never negative, so make it unsigned and drop the checks for the index to be non-negative. Change-Id: I64bd60bd2a3b82552cb3ac6524792b9ac6c09a94 Signed-off-by: Felix Held Reviewed-on: https://review.coreboot.org/c/coreboot/+/45294 Tested-by: build bot (Jenkins) Reviewed-by: Marshall Dawson Reviewed-by: Aaron Durbin Reviewed-by: Furquan Shaikh --- src/soc/nvidia/tegra210/uart.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/soc/nvidia/tegra210/uart.c') diff --git a/src/soc/nvidia/tegra210/uart.c b/src/soc/nvidia/tegra210/uart.c index 865e1fafe1..7dbaf7b207 100644 --- a/src/soc/nvidia/tegra210/uart.c +++ b/src/soc/nvidia/tegra210/uart.c @@ -82,22 +82,22 @@ static int tegra210_uart_tst_byte(void) return (read8(&uart_ptr->lsr) & UART8250_LSR_DR) == UART8250_LSR_DR; } -void uart_init(int idx) +void uart_init(unsigned int idx) { tegra210_uart_init(); } -void uart_tx_byte(int idx, unsigned char data) +void uart_tx_byte(unsigned int idx, unsigned char data) { tegra210_uart_tx_byte(data); } -void uart_tx_flush(int idx) +void uart_tx_flush(unsigned int idx) { tegra210_uart_tx_flush(); } -unsigned char uart_rx_byte(int idx) +unsigned char uart_rx_byte(unsigned int idx) { return tegra210_uart_rx_byte(); } -- cgit v1.2.3