linux-kernel - Re: [PATCH 1/5] drm/omap: Fix suspend resume regression after platform data removal

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Message-ID: <20200610224117.GE43721@atomide.com>
Date:   Wed, 10 Jun 2020 15:41:17 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Tomi Valkeinen <tomi.valkeinen@...com>
Cc:     linux-omap@...r.kernel.org, "Andrew F . Davis" <afd@...com>,
        Dave Gerlach <d-gerlach@...com>,
        Faiz Abbas <faiz_abbas@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Grygorii Strashko <grygorii.strashko@...com>,
        Keerthy <j-keerthy@...com>, Nishanth Menon <nm@...com>,
        Peter Ujfalusi <peter.ujfalusi@...com>,
        Roger Quadros <rogerq@...com>, Suman Anna <s-anna@...com>,
        Tero Kristo <t-kristo@...com>, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH 1/5] drm/omap: Fix suspend resume regression after
 platform data removal

* Tomi Valkeinen <tomi.valkeinen@...com> [200610 11:48]:
> On 09/06/2020 20:10, Tony Lindgren wrote:
> 
> > > On beagle-x15 I see these errors after modprobe:
> > > 
> > > DSS: OMAP DSS rev 6.1
> > > omapdss_dss 58000000.dss: bound 58001000.dispc (ops dispc_component_ops [omapdss])
> > > omapdss_dss 58000000.dss: bound 58040000.encoder (ops hdmi5_component_ops [omapdss])
> > > [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> > > omapdrm omapdrm.0: [drm] Cannot find any crtc or sizes
> > > [drm] Initialized omapdrm 1.0.0 20110917 for omapdrm.0 on minor 0
> > > omapdrm omapdrm.0: [drm] Cannot find any crtc or sizes
> > > aic_dvdd_fixed: disabling
> > > ldousb: disabling
> > > 
> > > Maybe I'm missing some related module on x15?
> > 
> > Still did not figure what I might be missing on x15 :)
> 
> The log above shows that nothing is missing, omapdrm has probed fine. But it
> cannot see anything connected to the hdmi port. Are you booting with correct
> dtb for your x15 revision? And you have a monitor connected? =)

Oh you're right, I forgot to connect the HDMI cable back to X15 :)
No wonder it's no longer working for me..

Regards,

Tony