[Intel-gfx] [PATCH 7/8] drm/irq: Implement a generic vblank_wait function

[Thierry Reding]

On Tue, Jul 29, 2014 at 11:32:22PM +0200, Daniel Vetter wrote:
[...]
> diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
[...]
> +	ret = wait_event_timeout(dev->vblank[crtc].queue,
> +				 C, msecs_to_jiffies(100));

100 milliseconds looks like a very arbitrary choice. Theoretically we
support things like crtc->mode.vrefresh = 5, so I wonder if we should
parameterize this on the refresh rate, or simply increase it further?

Thierry
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