Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-26 Thread Archit Taneja
On 06/24/2017 03:20 AM, Eric Anholt wrote: Boris Brezillon writes: On Thu, 22 Jun 2017 13:47:43 +0530 Archit Taneja wrote: On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: 2017-06-20 19:31 GMT+02:00 Eric Anholt : Archit Taneja writes: On 06/16/2017 08:13 PM, Eric Anholt wrote: Arc

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Eric Anholt
Boris Brezillon writes: > On Thu, 22 Jun 2017 13:47:43 +0530 > Archit Taneja wrote: > >> On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: >> > 2017-06-20 19:31 GMT+02:00 Eric Anholt : >> >> Archit Taneja writes: >> >> >> >>> On 06/16/2017 08:13 PM, Eric Anholt wrote: >> Archit Taneja

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Eric Anholt
Archit Taneja writes: > On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: >> 2017-06-20 19:31 GMT+02:00 Eric Anholt : >>> Archit Taneja writes: >>> On 06/16/2017 08:13 PM, Eric Anholt wrote: > Archit Taneja writes: > >> On 06/16/2017 02:11 AM, Eric Anholt wrote: >>> If the p

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Archit Taneja
On 6/22/2017 7:04 PM, Boris Brezillon wrote: On Thu, 22 Jun 2017 15:16:47 +0200 Andrzej Hajda wrote: On 22.06.2017 14:41, Boris Brezillon wrote: On Thu, 22 Jun 2017 14:29:07 +0200 Andrzej Hajda wrote: On 22.06.2017 11:23, Boris Brezillon wrote: On Thu, 22 Jun 2017 13:47:43 +0530 Archi

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Daniel Vetter
On Thu, Jun 15, 2017 at 01:41:24PM -0700, Eric Anholt wrote: > If the panel-bridge is being set up after the drm_mode_config_reset(), > then the connector's state would never get initialized, and we'd > dereference the NULL in the hotplug path. We also need to register > the connector, so that use

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Boris Brezillon
On Fri, 23 Jun 2017 09:22:15 +0200 Andrzej Hajda wrote: > On 22.06.2017 15:34, Boris Brezillon wrote: > > On Thu, 22 Jun 2017 15:16:47 +0200 > > Andrzej Hajda wrote: > > > >> On 22.06.2017 14:41, Boris Brezillon wrote: > >>> On Thu, 22 Jun 2017 14:29:07 +0200 > >>> Andrzej Hajda wrote: > >>

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-23 Thread Andrzej Hajda
On 22.06.2017 15:34, Boris Brezillon wrote: > On Thu, 22 Jun 2017 15:16:47 +0200 > Andrzej Hajda wrote: > >> On 22.06.2017 14:41, Boris Brezillon wrote: >>> On Thu, 22 Jun 2017 14:29:07 +0200 >>> Andrzej Hajda wrote: >>> On 22.06.2017 11:23, Boris Brezillon wrote: > On Thu, 22 Jun 20

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Boris Brezillon
On Thu, 22 Jun 2017 15:16:47 +0200 Andrzej Hajda wrote: > On 22.06.2017 14:41, Boris Brezillon wrote: > > On Thu, 22 Jun 2017 14:29:07 +0200 > > Andrzej Hajda wrote: > > > >> On 22.06.2017 11:23, Boris Brezillon wrote: > >>> On Thu, 22 Jun 2017 13:47:43 +0530 > >>> Archit Taneja wrote: > >>

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Andrzej Hajda
On 22.06.2017 14:41, Boris Brezillon wrote: > On Thu, 22 Jun 2017 14:29:07 +0200 > Andrzej Hajda wrote: > >> On 22.06.2017 11:23, Boris Brezillon wrote: >>> On Thu, 22 Jun 2017 13:47:43 +0530 >>> Archit Taneja wrote: >>> On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: > 2017-06-20 1

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Boris Brezillon
On Thu, 22 Jun 2017 14:29:07 +0200 Andrzej Hajda wrote: > On 22.06.2017 11:23, Boris Brezillon wrote: > > On Thu, 22 Jun 2017 13:47:43 +0530 > > Archit Taneja wrote: > > > >> On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: > >>> 2017-06-20 19:31 GMT+02:00 Eric Anholt : > Archit Tan

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Andrzej Hajda
On 22.06.2017 11:23, Boris Brezillon wrote: > On Thu, 22 Jun 2017 13:47:43 +0530 > Archit Taneja wrote: > >> On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: >>> 2017-06-20 19:31 GMT+02:00 Eric Anholt : Archit Taneja writes: > On 06/16/2017 08:13 PM, Eric Anholt wrote: >>

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Philippe CORNU
On 06/22/2017 10:17 AM, Archit Taneja wrote: > > > On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: >> 2017-06-20 19:31 GMT+02:00 Eric Anholt : >>> Archit Taneja writes: >>> On 06/16/2017 08:13 PM, Eric Anholt wrote: > Archit Taneja writes: > >> On 06/16/2017 02:11 AM, Eric A

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Boris Brezillon
On Thu, 22 Jun 2017 13:47:43 +0530 Archit Taneja wrote: > On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: > > 2017-06-20 19:31 GMT+02:00 Eric Anholt : > >> Archit Taneja writes: > >> > >>> On 06/16/2017 08:13 PM, Eric Anholt wrote: > Archit Taneja writes: > > > On 06/16/2

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Archit Taneja
On 06/22/2017 01:20 PM, Benjamin Gaignard wrote: 2017-06-20 19:31 GMT+02:00 Eric Anholt : Archit Taneja writes: On 06/16/2017 08:13 PM, Eric Anholt wrote: Archit Taneja writes: On 06/16/2017 02:11 AM, Eric Anholt wrote: If the panel-bridge is being set up after the drm_mode_config_rese

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-22 Thread Benjamin Gaignard
2017-06-20 19:31 GMT+02:00 Eric Anholt : > Archit Taneja writes: > >> On 06/16/2017 08:13 PM, Eric Anholt wrote: >>> Archit Taneja writes: >>> On 06/16/2017 02:11 AM, Eric Anholt wrote: > If the panel-bridge is being set up after the drm_mode_config_reset(), > then the connector's st

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-20 Thread Eric Anholt
Archit Taneja writes: > On 06/16/2017 08:13 PM, Eric Anholt wrote: >> Archit Taneja writes: >> >>> On 06/16/2017 02:11 AM, Eric Anholt wrote: If the panel-bridge is being set up after the drm_mode_config_reset(), then the connector's state would never get initialized, and we'd de

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-20 Thread Laurent Pinchart
Hi Archit, On Tuesday 20 Jun 2017 09:18:00 Archit Taneja wrote: > On 06/16/2017 08:13 PM, Eric Anholt wrote: > > Archit Taneja writes: > >> On 06/16/2017 02:11 AM, Eric Anholt wrote: > >>> If the panel-bridge is being set up after the drm_mode_config_reset(), > >>> then the connector's state woul

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-19 Thread Archit Taneja
On 06/16/2017 08:13 PM, Eric Anholt wrote: Archit Taneja writes: On 06/16/2017 02:11 AM, Eric Anholt wrote: If the panel-bridge is being set up after the drm_mode_config_reset(), then the connector's state would never get initialized, and we'd dereference the NULL in the hotplug path. We a

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-16 Thread Eric Anholt
Archit Taneja writes: > On 06/16/2017 02:11 AM, Eric Anholt wrote: >> If the panel-bridge is being set up after the drm_mode_config_reset(), >> then the connector's state would never get initialized, and we'd >> dereference the NULL in the hotplug path. We also need to register >> the connector,

Re: [PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-15 Thread Archit Taneja
On 06/16/2017 02:11 AM, Eric Anholt wrote: If the panel-bridge is being set up after the drm_mode_config_reset(), then the connector's state would never get initialized, and we'd dereference the NULL in the hotplug path. We also need to register the connector, so that userspace can get at it.

[PATCH 1/7] drm/bridge: Support hotplugging panel-bridge.

2017-06-15 Thread Eric Anholt
If the panel-bridge is being set up after the drm_mode_config_reset(), then the connector's state would never get initialized, and we'd dereference the NULL in the hotplug path. We also need to register the connector, so that userspace can get at it. Signed-off-by: Eric Anholt --- drivers/gpu/d