| Subject | Re: [PATCH v5 14/36] drm/bridge: analogix_dp: Extend hpd check time to 100ms | From | Archit Taneja <> | Date | Wed, 14 Mar 2018 11:45:06 +0530 |
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On Saturday 10 March 2018 03:53 AM, Enric Balletbo i Serra wrote: > From: Lin Huang <hl@rock-chips.com> > > There was a 1ms delay to detect the hpd signal, which is too short to > detect a short pulse. This patch extends this delay to 100ms. >
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Thanks, Archit
> Cc: Stéphane Marchesin <marcheu@chromium.org> > Cc: 征增 王 <wzz@rock-chips.com> > Signed-off-by: Lin Huang <hl@rock-chips.com> > Signed-off-by: Sean Paul <seanpaul@chromium.org> > Signed-off-by: Thierry Escande <thierry.escande@collabora.com> > Reviewed-by: Andrzej Hajda <a.hajda@samsung.com> > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> > Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> > --- > > drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c > index 3a222e7e46ee..6cbde8473f58 100644 > --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c > +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c > @@ -76,7 +76,7 @@ static int analogix_dp_detect_hpd(struct analogix_dp_device *dp) > return 0; > > timeout_loop++; > - usleep_range(10, 11); > + usleep_range(1000, 1100); > } > > /* >
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