linux-kernel - [PATCH] tty/serial: emit CR before NL in RISC-V SBL console

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Date:   Thu, 10 Jan 2019 15:07:18 +0100
From:   Andreas Schwab <schwab@...e.de>
To:     Anup Patel <anup@...infault.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>,
        Palmer Dabbelt <palmer@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Atish Patra <atish.patra@....com>,
        Christoph Hellwig <hch@...radead.org>,
        Rob Herring <robh@...nel.org>, linux-riscv@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: [PATCH] tty/serial: emit CR before NL in RISC-V SBL console

Signed-off-by: Andreas Schwab <schwab@...e.de>
---
 drivers/tty/serial/earlycon-riscv-sbi.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/earlycon-riscv-sbi.c b/drivers/tty/serial/earlycon-riscv-sbi.c
index e1a551aae3..9c51b945b5 100644
--- a/drivers/tty/serial/earlycon-riscv-sbi.c
+++ b/drivers/tty/serial/earlycon-riscv-sbi.c
@@ -15,8 +15,11 @@ static void sbi_console_write(struct console *con,
 {
 	int i;
 
-	for (i = 0; i < n; ++i)
+	for (i = 0; i < n; ++i) {
+		if (s[i] == '\n')
+			sbi_console_putchar('\r');
 		sbi_console_putchar(s[i]);
+	}
 }
 
 static int __init early_sbi_setup(struct earlycon_device *device,
-- 
2.20.1

-- 
Andreas Schwab, SUSE Labs, schwab@...e.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
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