linux-kernel - Re: Lay common foundation to make PVR/SGX work without hacks on OMAP34xx, OMAP36xx, AM335x and potentially OMAP4, OMAP5

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Message-Id: <D1CD5D93-4178-4359-AF00-FFC3AA9CA054@goldelico.com>
Date:   Mon, 7 Oct 2019 17:56:38 +0200
From:   "H. Nikolaus Schaller" <hns@...delico.com>
To:     Tony Lindgren <tony@...mide.com>
Cc:     Merlijn Wajer <merlijn@...zup.org>, Adam Ford <aford173@...il.com>,
        Philipp Rossak <embed3d@...il.com>,
        Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Filip Matijević <filip.matijevic.pz@...il.com>,
        Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>,
        moaz korena <moaz@...ena.xyz>,
        James Hilliard <james.hilliard1@...il.com>,
        kernel@...a-handheld.com,
        Discussions about the Letux Kernel 
        <letux-kernel@...nphoenux.org>, maemo-leste@...ts.dyne.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-omap <linux-omap@...r.kernel.org>,
        Tero Kristo <t-kristo@...com>
Subject: Re: Lay common foundation to make PVR/SGX work without hacks on OMAP34xx, OMAP36xx, AM335x and potentially OMAP4, OMAP5


> Am 07.10.2019 um 17:52 schrieb Tony Lindgren <tony@...mide.com>:
> 
> Hi,
> 
> * H. Nikolaus Schaller <hns@...delico.com> [191005 16:59]:
>> 
>> 
>> * AM335x (BeagleBoneBlack): reports a problem with omap_reset_deassert:
>> [  204.246706] omap_reset_deassert: timedout waiting for gfx:0
> 
> Please try with Tero's current github branch at github.com/t-kristo/linux-pm.git
> 5.4-rc1-ipc from few days ago, the earlier versions had still issues.

I have seen there has been a new version today and I'll try that one asap.

> 
>> * OMAP5 (Pyra): fails to enable the clocks (did work with the previous version)
>> [  304.140363] clock-controller:clk:0000:0: failed to enable
>> [  304.147388] PVR_K:(Error): EnableSGXClocks: pm_runtime_get_sync failed (16)
> 
> Hmm no idea what might be up with this one. Did some clkctrl clock
> fixes maybe cause a regression here? Tero do you have any ideas?

BR and thanks,
Nikolaus