From: Palmer Dabbelt <palmer@sifive.com>
To: anup@brainfault.org
Cc: robh@kernel.org, aou@eecs.berkeley.edu,
Greg KH <gregkh@linuxfoundation.org>,
schwab@suse.de, linux-kernel@vger.kernel.org,
Christoph Hellwig <hch@infradead.org>,
atish.patra@wdc.com, linux-serial@vger.kernel.org,
jslaby@suse.com, linux-riscv@lists.infradead.org
Subject: Re: [PATCH] tty/serial: use uart_console_write in the RISC-V SBL early console
Date: Wed, 23 Jan 2019 15:58:43 -0800 (PST) [thread overview]
Message-ID: <mhng-2f2fd42e-7dc1-4a21-9105-e129d55f1e5b@palmer-si-x1c4> (raw)
In-Reply-To: <CAAhSdy07AeWeMxQJvzRGzMQ84Sxc6O899T0dWO1vz0LB89ORyw@mail.gmail.com>
On Fri, 11 Jan 2019 03:13:30 PST (-0800), anup@brainfault.org wrote:
> On Thu, Jan 10, 2019 at 10:41 PM Andreas Schwab <schwab@suse.de> wrote:
>>
>> This enables proper NLCR processing.
>>
>> Suggested-by: Anup Patel <anup@brainfault.org>
>> Signed-off-by: Andreas Schwab <schwab@suse.de>
>> ---
>> drivers/tty/serial/earlycon-riscv-sbi.c | 13 ++++++++-----
>> 1 file changed, 8 insertions(+), 5 deletions(-)
>>
>> diff --git a/drivers/tty/serial/earlycon-riscv-sbi.c b/drivers/tty/serial/earlycon-riscv-sbi.c
>> index e1a551aae3..ce81523c31 100644
>> --- a/drivers/tty/serial/earlycon-riscv-sbi.c
>> +++ b/drivers/tty/serial/earlycon-riscv-sbi.c
>> @@ -10,13 +10,16 @@
>> #include <linux/serial_core.h>
>> #include <asm/sbi.h>
>>
>> -static void sbi_console_write(struct console *con,
>> - const char *s, unsigned int n)
>> +static void sbi_putc(struct uart_port *port, int c)
>> {
>> - int i;
>> + sbi_console_putchar(c);
>> +}
>>
>> - for (i = 0; i < n; ++i)
>> - sbi_console_putchar(s[i]);
>> +static void sbi_console_write(struct console *con,
>> + const char *s, unsigned n)
>> +{
>> + struct earlycon_device *dev = con->data;
>> + uart_console_write(&dev->port, s, n, sbi_putc);
>> }
>>
>> static int __init early_sbi_setup(struct earlycon_device *device,
>> --
>> 2.20.1
>>
>> --
>> Andreas Schwab, SUSE Labs, schwab@suse.de
>> GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
>> "And now for something completely different."
>
> Looks good to me.
>
> Reviewed-by: Anup Patel <anup@brainfault.org>
>
> Regards,
> Anup
Thanks. I'm going to include this in my next PR, as it's pretty self contained
and is necessary to actually use this sanely.
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next prev parent reply other threads:[~2019-01-23 23:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-04 13:55 [PATCH 0/3] RISC-V SBI earlycon Anup Patel
2018-12-04 13:55 ` [PATCH 1/3] tty/serial: Add RISC-V SBI earlycon support Anup Patel
2018-12-05 9:58 ` Greg Kroah-Hartman
2018-12-07 18:45 ` Palmer Dabbelt
2018-12-07 18:30 ` Palmer Dabbelt
2019-01-10 14:07 ` [PATCH] tty/serial: emit CR before NL in RISC-V SBL console Andreas Schwab
2019-01-10 15:16 ` Anup Patel
2019-01-10 15:26 ` Andreas Schwab
2019-01-10 16:17 ` Anup Patel
2019-01-10 17:11 ` [PATCH] tty/serial: use uart_console_write in the RISC-V SBL early console Andreas Schwab
2019-01-11 11:13 ` Anup Patel
2019-01-23 23:58 ` Palmer Dabbelt [this message]
2019-01-15 13:59 ` Christoph Hellwig
2019-01-10 20:54 ` [PATCH] tty/serial: emit CR before NL in RISC-V SBL console Palmer Dabbelt
2018-12-04 13:55 ` [PATCH 2/3] RISC-V: defconfig: Enable RISC-V SBI earlycon support Anup Patel
2018-12-07 18:30 ` Palmer Dabbelt
2018-12-04 13:55 ` [PATCH 3/3] RISC-V: Remove EARLY_PRINTK support Anup Patel
2018-12-07 18:30 ` Palmer Dabbelt
2018-12-07 18:30 ` [PATCH 0/3] RISC-V SBI earlycon Palmer Dabbelt
2019-03-25 16:23 ` Andreas Schwab
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