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/qualcomm/sc7180/qupv3_uart.c | 10 +++++----- src/soc/qualcomm/sc7180/uart_bitbang.c | 8 ++++---- 2 files changed, 9 insertions(+), 9 deletions(-) (limited to 'src/soc/qualcomm/sc7180') diff --git a/src/soc/qualcomm/sc7180/qupv3_uart.c b/src/soc/qualcomm/sc7180/qupv3_uart.c index f9d99bb71e..bf274c23c9 100644 --- a/src/soc/qualcomm/sc7180/qupv3_uart.c +++ b/src/soc/qualcomm/sc7180/qupv3_uart.c @@ -34,7 +34,7 @@ #define UART_RX_PACK_VECTOR0 0xF #define UART_RX_PACK_VECTOR2 0x00 -void uart_tx_flush(int idx) +void uart_tx_flush(unsigned int idx) { struct qup_regs *regs = qup[idx].regs; @@ -43,7 +43,7 @@ void uart_tx_flush(int idx) ; } -void uart_init(int idx) +void uart_init(unsigned int idx) { struct qup_regs *regs = qup[idx].regs; unsigned int reg_value; @@ -113,7 +113,7 @@ void uart_init(int idx) write32(®s->geni_s_cmd0, START_UART_RX); } -unsigned char uart_rx_byte(int idx) +unsigned char uart_rx_byte(unsigned int idx) { struct qup_regs *regs = qup[idx].regs; @@ -122,7 +122,7 @@ unsigned char uart_rx_byte(int idx) return 0; } -void uart_tx_byte(int idx, unsigned char data) +void uart_tx_byte(unsigned int idx, unsigned char data) { struct qup_regs *regs = qup[idx].regs; @@ -134,7 +134,7 @@ void uart_tx_byte(int idx, unsigned char data) write32(®s->geni_tx_fifon, data); } -uintptr_t uart_platform_base(int idx) +uintptr_t uart_platform_base(unsigned int idx) { return (uintptr_t)qup[idx].regs; } diff --git a/src/soc/qualcomm/sc7180/uart_bitbang.c b/src/soc/qualcomm/sc7180/uart_bitbang.c index b3a6cd5870..7d88a20986 100644 --- a/src/soc/qualcomm/sc7180/uart_bitbang.c +++ b/src/soc/qualcomm/sc7180/uart_bitbang.c @@ -16,22 +16,22 @@ static void set_tx(int line_state) gpio_set(UART_TX_PIN, line_state); } -void uart_init(int idx) +void uart_init(unsigned int idx) { gpio_output(UART_TX_PIN, 1); } -void uart_tx_byte(int idx, unsigned char data) +void uart_tx_byte(unsigned int idx, unsigned char data) { uart_bitbang_tx_byte(data, set_tx); } -void uart_tx_flush(int idx) +void uart_tx_flush(unsigned int idx) { /* unnecessary, PIO Tx means transaction is over when tx_byte returns */ } -unsigned char uart_rx_byte(int idx) +unsigned char uart_rx_byte(unsigned int idx) { return 0; /* not implemented */ } -- cgit v1.2.3