linux-kernel - Re: [PATCH v3 2/9] drm: bridge: analogix: Unregister dp aux when unbinding

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Date:   Thu, 06 Apr 2017 20:18:29 +0800
From:   jeffy <jeffy.chen@...k-chips.com>
To:     Andrzej Hajda <a.hajda@...sung.com>, linux-kernel@...r.kernel.org
CC:     Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        briannorris@...omium.org, dianders@...omium.org,
        dri-devel@...ts.freedesktop.org, tfiga@...omium.org,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        zyw@...k-chips.com, Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH v3 2/9] drm: bridge: analogix: Unregister dp aux when
 unbinding

Hi Andrzej,

On 04/06/2017 03:11 PM, Andrzej Hajda wrote:
> On 05.04.2017 10:29, Jeffy Chen wrote:
>> The dp aux is registered when binding analogix dp.
>>
>> Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
> Reviewed-by: Andrzej Hajda <a.hajda@...sung.com>
>
> Btw, if you are working already in this area you can check also to
> analogix_dp bind and unbind routines they looks suspiciously asymmetric.
> I guess component framework deals correctly with devm_* stuff but I see
> for example clk_prepare_enable not paired with clk_unprepare*.
ok, well do...
>
> --
> Regards
> Andrzej
>> ---
>>
>> Changes in v3: None
>> Changes in v2: None
>>
>>   drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> index 28144a1..7b75f82 100644
>> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> @@ -1447,6 +1447,7 @@ void analogix_dp_unbind(struct device *dev, struct device *master,
>>   			DRM_ERROR("failed to detach the panel\n");
>>   	}
>>
>> +	drm_dp_aux_unregister(&dp->aux);
>>   	pm_runtime_disable(dev);
>>   }
>>   EXPORT_SYMBOL_GPL(analogix_dp_unbind);
>
>
>
>
>