Re: [PATCH v3 0/7] drm/bridge_connector: perform HPD enablement automatically

From: Neil Armstrong <neil.armstrong@linaro.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Lucas Stach <l.stach@pengutronix.de>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>,
	Abhinav Kumar <quic_abhinavk@quicinc.com>,
	Tomi Valkeinen <tomba@kernel.org>,
	dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org
Subject: Re: [PATCH v3 0/7] drm/bridge_connector: perform HPD enablement automatically
Date: Tue, 7 Feb 2023 10:59:04 +0100	[thread overview]
Message-ID: <4bf0e5a2-23b6-1964-b30f-a5cb57f35e68@linaro.org> (raw)
In-Reply-To: <CAMuHMdUbgvT5i4XiJxgKSiRSmFFXO_mMEbgHBgcJDwUPxEYRRA@mail.gmail.com>

Hi Geert,

On 07/02/2023 10:40, Geert Uytterhoeven wrote:
> Hi Dmitry,
> 
> On Tue, Jan 10, 2023 at 5:37 PM Dmitry Baryshkov
> <dmitry.baryshkov@linaro.org> wrote:
>> On 10/01/2023 08:57, Laurentiu Palcu wrote:
>>> On Mon, Jan 09, 2023 at 10:26:28PM +0200, Dmitry Baryshkov wrote:
>>>> On 09/01/2023 18:21, Laurentiu Palcu wrote:
>>>>> It looks like there are some issues with this patchset... :/ I just
>>>>> fetched the drm-tip and, with these patches included, the "Hot plug
>>>>> detection already enabled" warning is back for i.MX DCSS.
>>>>
>>>> Could you please provide a backtrace?
>>>
>>> Sure, see below:
>>
>> I wondered, why didn't I see this on msm, my main target nowadays. The
>> msm driver is calling msm_kms_helper_poll_init() after initializing
>> fbdev, so all previous kms_helper_poll_enable() calls return early.
>>
>> I think I have the fix ready. Let me test it locally before posting.
> 
> Is this fix available?
> Do you have a lore link?

The fix at [1] has been applied on 2023-01-26

[1] https://lore.kernel.org/all/20230124104548.3234554-1-dmitry.baryshkov@linaro.org/

> Thanks!
> 
> Gr{oetje,eeting}s,
> 
>                          Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                  -- Linus Torvalds

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