On Friday, August 16, 2024 8:52:32 AM EDT Jocelyn Falempe wrote:
> drm_log is a simple logger that uses the drm_client API to print the kmsg
> boot log on the screen.
> This is not a full replacement to fbcon, as it will only print the kmsg.
> It will never handle user input, or a terminal because
On Thursday, June 13, 2024 11:40:16 AM EDT Jocelyn Falempe wrote:
> The race condition between fbcon and drm_panic can only occurs if
> VT_CONSOLE is set. So update drm_panic dependency accordingly.
> This will make it easier for Linux distributions to enable drm_panic
> by disabling VT_CONSOLE, an
On Friday, May 10, 2024 9:11:13 AM EDT Jonas Ådahl wrote:
> On Fri, May 10, 2024 at 02:45:48PM +0200, Thomas Zimmermann wrote:
> > Hi
> >
> > > (This was discussed on #dri-devel, but I'll reiterate here as well).
> > >
> > > There are two problems at hand; one is the race condition during boot
>
Hi
So I have been made aware of an apparent race condition of some drivers taking
a bit longer to load, which could lead to a possible race condition of display
servers/greeters using the simpledrm device, and then experiencing problems
once the real driver loads, the simpledrm device that the
On Thursday, March 28, 2024 8:03:43 AM EDT Jocelyn Falempe wrote:
> From: Daniel Vetter
>
> Rough sketch for the locking of drm panic printing code. The upshot of
> this approach is that we can pretty much entirely rely on the atomic
> commit flow, with the pair of raw_spin_lock/unlock providing
get_scanout_buffer() api
>
> To test it, make sure you're using the simpledrm driver, and trigger a panic:
> echo c > /proc/sysrq-trigger
>
> v2:
> * Use get_scanout_buffer() instead of the drm client API. (Thomas Zimmermann)
> * Add the panic reason to the panic
On Tuesday, October 3, 2023 10:22:44 AM EDT Jocelyn Falempe wrote:
> drm_panic will need the low-level drm_fb__line functions.
> Also add drm_fb_r1_to_xrgb to render the fonts.
>
> Signed-off-by: Jocelyn Falempe
> ---
> drivers/gpu/drm/drm_format_helper.c | 88 ++-
Use get_scanout_buffer() instead of the drm client API. (Thomas Zimmermann)
> * Add the panic reason to the panic message (Nerdopolis)
> * Add an exclamation mark (Nerdopolis)
>
> I didn't reuse the fbdev functions yet, that would need some fbdev
> refactoring, because they rely
On Monday, August 21, 2023 9:34:52 AM EDT Jocelyn Falempe wrote:
> On 13/08/2023 04:20, nerdopolis wrote:
> > On Wednesday, August 9, 2023 3:17:27 PM EDT Jocelyn Falempe wrote:
> >> This introduces a new drm panic handler, which displays a message when a
> >> panic oc
On Wednesday, August 9, 2023 3:17:27 PM EDT Jocelyn Falempe wrote:
> This introduces a new drm panic handler, which displays a message when a
> panic occurs.
> So when fbcon is disabled, you can still see a kernel panic.
>
> This is one of the missing feature, when disabling VT/fbcon in the kerne
nt
> * make simplekms usable with ARM-EFI fbs
>
> v2:
> * rename to simpledrm, aperture helpers
> * reorganized patches
> * use hotplug helpers for removal (Daniel)
> * added DT match tables (Rob)
> * use shadow-plane helpers
> * lots
On Friday, March 12, 2021 3:03:46 AM EST Thomas Zimmermann wrote:
> Hi
>
> Am 12.03.21 um 04:49 schrieb nerdopolis:
> > On Wednesday, March 10, 2021 4:10:35 AM EST Thomas Zimmermann wrote:
> >> Hi
> >>
> >> Am 10.03.21 um 03:50 schrieb nerdopolis:
> &g
On Wednesday, March 10, 2021 4:10:35 AM EST Thomas Zimmermann wrote:
> Hi
>
> Am 10.03.21 um 03:50 schrieb nerdopolis:
> > On Friday, September 2, 2016 4:22:38 AM EST David Herrmann wrote:
> >> Hey
> >>
> >> On request of Noralf, I picked up the patc
On Wednesday, March 10, 2021 4:10:35 AM EST Thomas Zimmermann wrote:
> Hi
>
> Am 10.03.21 um 03:50 schrieb nerdopolis:
> > On Friday, September 2, 2016 4:22:38 AM EST David Herrmann wrote:
> >> Hey
> >>
> >> On request of Noralf, I picked up the patc
On Friday, September 2, 2016 4:22:38 AM EST David Herrmann wrote:
> Hey
>
> On request of Noralf, I picked up the patches and prepared v5. Works fine with
> Xorg, if configured according to:
> https://lists.freedesktop.org/archives/dri-devel/2014-January/052777.html
> If anyone knows how to ma
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