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Re: [PATCH v3 3/9] drm: bridge: analogix: Destroy connector when unbinding

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Hi Andrzej,

On 04/06/2017 03:19 PM, Andrzej Hajda wrote:
> On 05.04.2017 10:29, Jeffy Chen wrote:
>> Normally we do this in drm_mode_config_cleanup. But analogix dp's
>> connector is allocated in bind, and freed after unbind. So we need
>> to destroy it in unbind to avoid further access.
>>
>> Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
>
> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
>
> One comment below
>
>> ---
>>
>> 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 7b75f82..a96fd55 100644
>> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> @@ -1439,6 +1439,7 @@ void analogix_dp_unbind(struct device *dev, struct device *master,
>>   	struct analogix_dp_device *dp = dev_get_drvdata(dev);
>>
>>   	analogix_dp_bridge_disable(dp->bridge);
>
> Not related to the patch, but what about bridge,  above it is only
> disabled, but not detached, encoder cleanup code should do it but it is
> also missing.
right, i should notice there's a drm_encoder_cleanup(dp->encoder) when 
failed to create bridge...thanx for pointing that out :)
>
> Regards
> Andrzej
>
>> +	dp->connector.funcs->destroy(&dp->connector);
>>
>>   	if (dp->plat_data->panel) {
>>   		if (drm_panel_unprepare(dp->plat_data->panel))
>
>
>
>
>

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[PATCH v3 0/9] drm: rockchip: Fix rockchip drm unbind crash error Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
  [PATCH v3 2/9] drm: bridge: analogix: Unregister dp aux when unbinding Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
    Re: [PATCH v3 2/9] drm: bridge: analogix: Unregister dp aux when  unbinding Andrzej Hajda <a.hajda@samsung.com> - 2017-04-06 09:20 +0200
      Re: [PATCH v3 2/9] drm: bridge: analogix: Unregister dp aux when  unbinding jeffy <jeffy.chen@rock-chips.com> - 2017-04-06 14:20 +0200
  [PATCH v3 3/9] drm: bridge: analogix: Destroy connector when unbinding Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
    Re: [PATCH v3 3/9] drm: bridge: analogix: Destroy connector when  unbinding Andrzej Hajda <a.hajda@samsung.com> - 2017-04-06 09:30 +0200
      Re: [PATCH v3 3/9] drm: bridge: analogix: Destroy connector when  unbinding jeffy <jeffy.chen@rock-chips.com> - 2017-04-06 14:30 +0200
  [PATCH v3 4/9] drm/rockchip: cdn-dp: Don't try to release firmware when not loaded Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
  [PATCH v3 6/9] drm/rockchip: Reoder drm bind/unbind sequence Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
  [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when dev_private is invalid Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
    Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid Sean Paul <seanpaul@chromium.org> - 2017-04-05 18:40 +0200
      Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid jeffy <jeffy.chen@rock-chips.com> - 2017-04-06 05:00 +0200
        Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid Sean Paul <seanpaul@chromium.org> - 2017-04-06 14:30 +0200
          Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid jeffy <jeffy.chen@rock-chips.com> - 2017-04-06 15:00 +0200
      Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid Daniel Vetter <daniel@ffwll.ch> - 2017-04-06 10:30 +0200
        Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid jeffy <jeffy.chen@rock-chips.com> - 2017-04-06 13:20 +0200
          Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid Daniel Vetter <daniel@ffwll.ch> - 2017-04-07 08:40 +0200
            Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid jeffy <jeffy.chen@rock-chips.com> - 2017-04-07 08:50 +0200
              Re: [PATCH v3 8/9] drm/rockchip: gem: Don't alloc/free gem buf when  dev_private is invalid Daniel Vetter <daniel@ffwll.ch> - 2017-04-07 09:20 +0200
  [PATCH v3 7/9] drm/rockchip: Shutdown all crtcs when unbinding drm Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
  [PATCH v3 1/9] drm: bridge: analogix: Detach panel when unbinding analogix dp Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-04-05 10:40 +0200
    Re: [PATCH v3 1/9] drm: bridge: analogix: Detach panel when unbinding  analogix dp Andrzej Hajda <a.hajda@samsung.com> - 2017-04-06 09:00 +0200

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