Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 04 Mar 2024 12:26:46 +0100 | From | "Arnd Bergmann" <> | Subject | Re: arm: ERROR: modpost: "__aeabi_uldivmod" [drivers/gpu/drm/sun4i/sun4i-drm-hdmi.ko] undefined! |
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On Mon, Mar 4, 2024, at 12:24, Andre Przywara wrote: > On Mon, 04 Mar 2024 12:11:36 +0100 "Arnd Bergmann" <arnd@arndb.de> wrote: >> >> This used to be a 32-bit division. If the rate is never more than >> 4.2GHz, clock could be turned back into 'unsigned long' to avoid >> the expensive div_u64(). > > Wouldn't "div_u64(clock, 200)" solve this problem?
Yes, that's why I mentioned it as the worse of the two obvious solutions. ;-)
Arnd
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