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Groups > linux.kernel > #1503650
| From | Alexey Brodkin <Alexey.Brodkin@synopsys.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2] drm/arcpgu: Accommodate adv7511 switch to DRM bridge |
| Date | 2016-10-19 16:30 +0200 |
| Message-ID | <su02t-2rf-7@gated-at.bofh.it> (permalink) |
| References | <su02t-2rf-9@gated-at.bofh.it> <su02t-2rf-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Archit, all,
On Wed, 2016-10-19 at 14:43 +0530, Archit Taneja wrote:
>
> On 10/19/2016 01:16 PM, Eugeniy Paltsev wrote:
> >
> > ARC PGU driver starts crashing on initialization after
> > 'commit e12c2f645557 ("drm/i2c: adv7511: Convert to drm_bridge")'
> > This happenes because in "arcpgu_drm_hdmi_init" function we get pointer
> > of "drm_i2c_encoder_driver" structure, which doesn't exist after
> > adv7511 hdmi encoder interface changed from slave encoder to drm bridge.
> > So, when we call "encoder_init" function from this structure driver
> > crashes.
[snip]
> Looks good now.
>
> Reviewed-by: Archit Taneja <architt@codeaurora.org>
And IMHO it would be really good to get this one back-ported to 4.8
because it really fixes kernel crash if ARC PGU driver is used.
It might be a bit of a problem because patch itself a little-bit larger
than formal requirement for stable backports but let's see if it gets accepted.
-Alexey
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Re: [PATCH v2] drm/arcpgu: Accommodate adv7511 switch to DRM bridge Alexey Brodkin <Alexey.Brodkin@synopsys.com> - 2016-10-19 16:30 +0200 RE: [PATCH v2] drm/arcpgu: Accommodate adv7511 switch to DRM bridge Alexey Brodkin <Alexey.Brodkin@synopsys.com> - 2016-10-24 20:50 +0200
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