Messages in this thread | | | From | Bartlomiej Zolnierkiewicz <> | Subject | Re: [PATCH v5] Fix loading of module radeonfb on PowerMac | Date | Mon, 12 Mar 2018 16:20:22 +0100 |
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On Tuesday, February 13, 2018 07:03:16 PM Mathieu Malaterre wrote: > When the linux kernel is build with (typical kernel ship with Debian > installer): > > CONFIG_FB=y > CONFIG_FB_OF=y > CONFIG_VT_HW_CONSOLE_BINDING=y > CONFIG_FB_RADEON=m > > The offb driver takes precedence over module radeonfb. It is then > impossible to load the module, error reported is: > > [ 96.551486] radeonfb 0000:00:10.0: enabling device (0006 -> 0007) > [ 96.551526] radeonfb 0000:00:10.0: BAR 0: can't reserve [mem 0x98000000-0x9fffffff pref] > [ 96.551531] radeonfb (0000:00:10.0): cannot request region 0. > [ 96.551545] radeonfb: probe of 0000:00:10.0 failed with error -16 > > This patch reproduce the behavior of the module radeon, so as to make it > possible to load radeonfb when offb is first loaded, see > commit a56f7428d753 ("drm/radeon: Add early unregister of firmware fb's"). > > Signed-off-by: Mathieu Malaterre <malat@debian.org> > Link: https://bugs.debian.org/826629#57 > Link: https://bugzilla.kernel.org/show_bug.cgi?id=119741 > Suggested-by: Lennart Sorensen <lsorense@csclub.uwaterloo.ca> > Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> > Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Patch queued for 4.17, thanks.
Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics
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