linux-kernel - Re: [PATCH v5 0/3] console/fbcon: Add support for deferred console takeover

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Date:   Thu, 28 Jun 2018 19:44:38 -0300
From:   Gustavo Padovan <gustavo@...ovan.org>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Hans de Goede <hdegoede@...hat.com>
Cc:     Petr Mladek <pmladek@...e.com>, linux-fbdev@...r.kernel.org,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v5 0/3] console/fbcon: Add support for deferred console
 takeover

Hi Bartlomiej,

On Thu, 2018-06-28 at 15:50 +0200, Bartlomiej Zolnierkiewicz wrote:
> On Thursday, June 28, 2018 11:03:48 AM Hans de Goede wrote:
> > Hi All,
> > 
> > Here is v5 of my patch-set, to delay fbcon taking over the console
> > (and
> > binding to fbdev devices) until there actually is some text output
> > to the
> > console. This is intended for use with the "quiet" cmdline option,
> > in
> > combination with a bootloader which leaves the vendor's logo /
> > EFI bootgraphics put up by the firmware intact on the EFI
> > framebuffer.
> > 
> > The end goal here is a boot where the firmware shows its boot
> > graphics
> > and these stay in place for a couple of seconds until the GUI loads
> > and
> > the GUI then smoothly takes over the framebuffer without any
> > distruptions.
> > 
> > Bartlomiej, I believe that this patch-set is ready for merging now
> > and
> > the first patch has Petr's ack, so can we get this merged now?
> 
> Done, thanks for patches (also for reviews & acks).
> 
> > Also please create an inmutable (or topic) branch for this, so that
> > the
> > drm people can merge it into drm-tip for additional testing.
> 
> Daniel,
> 
> The following changes since commit
> 7daf201d7fe8334e2d2364d4e8ed3394ec9af819:
> 
>   Linux 4.18-rc2 (2018-06-24 20:54:29 +0800)
> 
> are available in the git repository at:
> 
>   https://github.com/bzolnier/linux.git tags/ib-fbdev-drm-v4.19-
> deferred-console-takeover
> 
> for you to fetch changes up to
> 83d83bebf40132e2d55ec58af666713cc76f9764:
> 
>   console/fbcon: Add support for deferred console takeover (2018-06-
> 28 15:20:30 +0200)
> 
> ----------------------------------------------------------------
> Immutable branch between fbdev and drm for the v4.19 merge window
> (contains the deferred console takeover feature)
> 
> ----------------------------------------------------------------
> Hans de Goede (3):
>       printk: Export is_console_locked
>       fbcon: Call WARN_CONSOLE_UNLOCKED() where applicable
>       console/fbcon: Add support for deferred console takeover
> 
>  Documentation/fb/fbcon.txt       |  7 ++++
>  drivers/video/console/Kconfig    | 11 ++++++
>  drivers/video/console/dummycon.c | 67 ++++++++++++++++++++++++++++
> ----
>  drivers/video/fbdev/core/fbcon.c | 83
> ++++++++++++++++++++++++++++++++++++++++
>  include/linux/console.h          |  5 +++
>  kernel/printk/printk.c           |  1 +
>  6 files changed, 166 insertions(+), 8 deletions(-)

Pulled into drm-misc-next, thanks

Gustavo