[PATCH RFC 3/9] drm/omap: Add ovl_name() and mgr_name() to dispc_ops

Laurent Pinchart laurent.pinchart at ideasonboard.com
Wed Feb 28 13:23:53 UTC 2018


Hi Tomi,

On Wednesday, 28 February 2018 13:37:48 EET Tomi Valkeinen wrote:
> On 27/02/18 16:35, Laurent Pinchart wrote:
> > the whole omap_irq_fifo_underflow() and omap_irq_ocp_error_handler() IRQ
> > handling to the DSS side, as they're not DRM/KMS-related ?
> 
> I think we should react to both errors somehow (I'm not sure how,
> disable output probably), and that has to be done on the KMS level. We
> don't do that now, but moving this to DSS side would make error handling
> more difficult to do in the future.

Ideally I'd demultiplex interrupts on the DSS side and report events to the 
KMS side (page flip completion, underflows, ...).

-- 
Regards,

Laurent Pinchart



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