Re: [PATCH v2] serial: pl011: Resend the character if FIFO is full in debug uart

On Mon, 19 Jul 2021 at 01:36, Chen Baozi chenbaozi@phytium.com.cn wrote:

pl01x_putc() might return -EAGAIN if there was no space in FIFO. In that case, high-level caller should wait until there is space and resend the character.

Signed-off-by: Chen Baozi chenbaozi@phytium.com.cn Reviewed-by: Stefan Roese sr@denx.de

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drivers/serial/serial_pl01x.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

Reviewed-by: Simon Glass sjg@chromium.org