Re: [PATCH 0/2] drm/vc4: hdmi: Fixes for the RaspberryPi 0-3 stalls

[Maxime Ripard]

Hi Mark, Stefan,

On Thu, Sep 29, 2022 at 11:21:16AM +0200, Maxime Ripard wrote:
> Here's a series addressing the current bug that has been reported for the
> RaspberryPi3, where booting without an HDMI monitor attached and with vc4
> compiled as a module will lead to a stuck system when the module is loaded.
> 
> This is due to the HSM clock not being initialized by anyone, and thus not
> being functional once we start accessing the HDMI registers.
> 
> The first patch will fix this, and the second will make sure we avoid that
> situation entirely in the future. This has been tested with 5.19.12. Earlier
> versions might need a backport of 88110a9f6209 ("clk: bcm2835: fix
> bcm2835_clock_choose_div").

Could you test/review this?

Thanks
Maxime

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