Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-09-14 Thread Dmitry Baryshkov
On Fri, 15 Sept 2023 at 00:23, Laurent Pinchart wrote: > > Hi Neil, > > Sorry about the delay, the series got burried in my inbox. > > On Tue, Aug 22, 2023 at 04:27:37PM +0200, Neil Armstrong wrote: > > On 22/08/2023 16:19, Laurent Pinchart wrote: > > > On Tue, Aug 22, 2023 at 05:17:37PM +0300, La

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-09-14 Thread Dmitry Baryshkov
On Fri, 15 Sept 2023 at 00:44, Laurent Pinchart wrote: > > Hi Dmitry, > > On Mon, Sep 04, 2023 at 12:02:18AM +0300, Dmitry Baryshkov wrote: > > On Tue, 22 Aug 2023 at 17:17, Laurent Pinchart wrote: > > > On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > > > > Supporting DP/USB-C

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-09-14 Thread Laurent Pinchart
Hi Dmitry, On Mon, Sep 04, 2023 at 12:02:18AM +0300, Dmitry Baryshkov wrote: > On Tue, 22 Aug 2023 at 17:17, Laurent Pinchart wrote: > > On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > > > Supporting DP/USB-C can result in a chain of several transparent > > > bridges (PHY, redr

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-09-14 Thread Laurent Pinchart
Hi Neil, Sorry about the delay, the series got burried in my inbox. On Tue, Aug 22, 2023 at 04:27:37PM +0200, Neil Armstrong wrote: > On 22/08/2023 16:19, Laurent Pinchart wrote: > > On Tue, Aug 22, 2023 at 05:17:37PM +0300, Laurent Pinchart wrote: > >> On Thu, Aug 17, 2023 at 05:55:13PM +0300, D

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-09-03 Thread Dmitry Baryshkov
On Tue, 22 Aug 2023 at 17:17, Laurent Pinchart wrote: > > Hi Dmitry, > > Thank you for the patches. > > On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > > Supporting DP/USB-C can result in a chain of several transparent > > bridges (PHY, redrivers, mux, etc). This results in dri

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-08-28 Thread Dmitry Baryshkov
On Tue, 22 Aug 2023 at 17:19, Laurent Pinchart wrote: > > On Tue, Aug 22, 2023 at 05:17:37PM +0300, Laurent Pinchart wrote: > > Hi Dmitry, > > > > Thank you for the patches. > > > > On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > > > Supporting DP/USB-C can result in a chain of

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-08-22 Thread Neil Armstrong
On 22/08/2023 16:19, Laurent Pinchart wrote: On Tue, Aug 22, 2023 at 05:17:37PM +0300, Laurent Pinchart wrote: Hi Dmitry, Thank you for the patches. On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: Supporting DP/USB-C can result in a chain of several transparent bridges (PHY,

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-08-22 Thread Laurent Pinchart
On Tue, Aug 22, 2023 at 05:17:37PM +0300, Laurent Pinchart wrote: > Hi Dmitry, > > Thank you for the patches. > > On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > > Supporting DP/USB-C can result in a chain of several transparent > > bridges (PHY, redrivers, mux, etc). This res

Re: [Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-08-22 Thread Laurent Pinchart
Hi Dmitry, Thank you for the patches. On Thu, Aug 17, 2023 at 05:55:13PM +0300, Dmitry Baryshkov wrote: > Supporting DP/USB-C can result in a chain of several transparent > bridges (PHY, redrivers, mux, etc). This results in drivers having > similar boilerplate code for such bridges. What do you

[Freedreno] [PATCH v4 0/3] drm: simplify support for transparent DRM bridges

2023-08-17 Thread Dmitry Baryshkov
Supporting DP/USB-C can result in a chain of several transparent bridges (PHY, redrivers, mux, etc). This results in drivers having similar boilerplate code for such bridges. Next, these drivers are susceptible to -EPROBE_DEFER loops: the next bridge can either be probed from the bridge->attach ca