Hi Doug and Dmitry
On 4/8/2022 7:58 AM, Dmitry Baryshkov wrote:
On Fri, 8 Apr 2022 at 16:43, Doug Anderson wrote:
Hi,
On Fri, Apr 8, 2022 at 5:20 AM Dmitry Baryshkov
wrote:
I guess my thought was that in DP you could still create the AUX bus
at probe time. Then for DP you just return an
On Fri, 8 Apr 2022 at 16:43, Doug Anderson wrote:
>
> Hi,
>
> On Fri, Apr 8, 2022 at 5:20 AM Dmitry Baryshkov
> wrote:
> >
> > > I guess my thought was that in DP you could still create the AUX bus
> > > at probe time. Then for DP you just return an instant "transfer
> > > failed" from the AUX bu
On Fri, 8 Apr 2022 at 16:56, Doug Anderson wrote:
>
> Hi,
>
> On Fri, Apr 8, 2022 at 5:13 AM Dmitry Baryshkov
> wrote:
> >
> > On Fri, 8 Apr 2022 at 03:28, Doug Anderson wrote:
> > >
> > > Hi,
> > >
> > > On Thu, Apr 7, 2022 at 4:36 PM Dmitry Baryshkov
> > > wrote:
> > > >
> > > > The ps8640 dr
Hi,
On Fri, Apr 8, 2022 at 5:13 AM Dmitry Baryshkov
wrote:
>
> On Fri, 8 Apr 2022 at 03:28, Doug Anderson wrote:
> >
> > Hi,
> >
> > On Thu, Apr 7, 2022 at 4:36 PM Dmitry Baryshkov
> > wrote:
> > >
> > > The ps8640 driver looks 'working by coincidence'. It calls
> > > dp_aux_populate, then imme
Hi,
On Fri, Apr 8, 2022 at 5:20 AM Dmitry Baryshkov
wrote:
>
> > I guess my thought was that in DP you could still create the AUX bus
> > at probe time. Then for DP you just return an instant "transfer
> > failed" from the AUX bus if HPD isn't asserted. For eDP (as discussed
> > elsewhere) when w
On Fri, 8 Apr 2022 at 03:26, Doug Anderson wrote:
>
> Hi,
>
> On Thu, Apr 7, 2022 at 4:46 PM Dmitry Baryshkov
> wrote:
> >
> > > The way I'm arguing it should work is that:
> > >
> > > 1. A whole bunch of the DP init code should move to the DP driver's
> > > probe function. This includes parsing
On Fri, 8 Apr 2022 at 03:28, Doug Anderson wrote:
>
> Hi,
>
> On Thu, Apr 7, 2022 at 4:36 PM Dmitry Baryshkov
> wrote:
> >
> > The ps8640 driver looks 'working by coincidence'. It calls
> > dp_aux_populate, then immediately after the function returns it checks
> > for the panel. If panel-edp is b
Hi,
On Thu, Apr 7, 2022 at 4:46 PM Dmitry Baryshkov
wrote:
>
> > The way I'm arguing it should work is that:
> >
> > 1. A whole bunch of the DP init code should move to the DP driver's
> > probe function. This includes parsing the DT, acquiring clocks,
> > getting a handle to our PHY, and IO mapp
Hi,
On Thu, Apr 7, 2022 at 4:36 PM Dmitry Baryshkov
wrote:
>
> The ps8640 driver looks 'working by coincidence'. It calls
> dp_aux_populate, then immediately after the function returns it checks
> for the panel. If panel-edp is built as a module, the probe might fail
> easily.
> The anx7625 drive
On Fri, 8 Apr 2022 at 02:35, Doug Anderson wrote:
>
> Hi,
>
> On Thu, Apr 7, 2022 at 3:03 PM Abhinav Kumar
> wrote:
> >
> > Hi Doug
> >
> > Thanks for the response, some comments below.
> >
> > Abhinav
> > On 4/7/2022 1:47 PM, Doug Anderson wrote:
> > > Hi,
> > >
> > > On Thu, Apr 7, 2022 at 1:1
On Thu, 7 Apr 2022 at 23:11, Abhinav Kumar wrote:
>
> Hi Doug and Dmitry
>
> Sorry, but I caught up on this email just now.
>
> Some comments below.
>
> Thanks
>
> Abhinav
> On 4/7/2022 10:07 AM, Doug Anderson wrote:
> > Hi,
> >
> > On Thu, Apr 7, 2022 at 7:19 AM Sankeerth Billakanti (QUIC)
> > w
Hi,
On Thu, Apr 7, 2022 at 3:03 PM Abhinav Kumar wrote:
>
> Hi Doug
>
> Thanks for the response, some comments below.
>
> Abhinav
> On 4/7/2022 1:47 PM, Doug Anderson wrote:
> > Hi,
> >
> > On Thu, Apr 7, 2022 at 1:11 PM Abhinav Kumar
> > wrote:
> >>
> >> Hi Doug and Dmitry
> >>
> >> Sorry, but
Hi Doug
Thanks for the response, some comments below.
Abhinav
On 4/7/2022 1:47 PM, Doug Anderson wrote:
Hi,
On Thu, Apr 7, 2022 at 1:11 PM Abhinav Kumar wrote:
Hi Doug and Dmitry
Sorry, but I caught up on this email just now.
Some comments below.
Thanks
Abhinav
On 4/7/2022 10:07 AM, Dou
Hi,
On Thu, Apr 7, 2022 at 1:11 PM Abhinav Kumar wrote:
>
> Hi Doug and Dmitry
>
> Sorry, but I caught up on this email just now.
>
> Some comments below.
>
> Thanks
>
> Abhinav
> On 4/7/2022 10:07 AM, Doug Anderson wrote:
> > Hi,
> >
> > On Thu, Apr 7, 2022 at 7:19 AM Sankeerth Billakanti (QUIC)
Hi Doug and Dmitry
Sorry, but I caught up on this email just now.
Some comments below.
Thanks
Abhinav
On 4/7/2022 10:07 AM, Doug Anderson wrote:
Hi,
On Thu, Apr 7, 2022 at 7:19 AM Sankeerth Billakanti (QUIC)
wrote:
Hi Dmitry and Doug,
Hi,
On Tue, Apr 5, 2022 at 10:36 AM Dmitry Baryshko
Hi,
On Thu, Apr 7, 2022 at 7:19 AM Sankeerth Billakanti (QUIC)
wrote:
>
> Hi Dmitry and Doug,
>
> > Hi,
> >
> > On Tue, Apr 5, 2022 at 10:36 AM Dmitry Baryshkov
> > wrote:
> > >
> > > On 05/04/2022 20:02, Doug Anderson wrote:
> > > > Hi,
> > > >
> > > > On Tue, Apr 5, 2022 at 5:54 AM Dmitry Bary
Hi Dmitry and Doug,
> Hi,
>
> On Tue, Apr 5, 2022 at 10:36 AM Dmitry Baryshkov
> wrote:
> >
> > On 05/04/2022 20:02, Doug Anderson wrote:
> > > Hi,
> > >
> > > On Tue, Apr 5, 2022 at 5:54 AM Dmitry Baryshkov
> > > wrote:
> > >>> 3. For DP and eDP HPD means something a little different.
> > >>>
Hi,
On Tue, Apr 5, 2022 at 10:36 AM Dmitry Baryshkov
wrote:
>
> On 05/04/2022 20:02, Doug Anderson wrote:
> > Hi,
> >
> > On Tue, Apr 5, 2022 at 5:54 AM Dmitry Baryshkov
> > wrote:
> >>> 3. For DP and eDP HPD means something a little different. Essentially
> >>> there are two concepts: a) is a d
On 05/04/2022 20:02, Doug Anderson wrote:
Hi,
On Tue, Apr 5, 2022 at 5:54 AM Dmitry Baryshkov
wrote:
3. For DP and eDP HPD means something a little different. Essentially
there are two concepts: a) is a display physically connected and b) is
the display powered up and ready. For DP, the two ar
Hi,
On Tue, Apr 5, 2022 at 5:54 AM Dmitry Baryshkov
wrote:
> > 3. For DP and eDP HPD means something a little different. Essentially
> > there are two concepts: a) is a display physically connected and b) is
> > the display powered up and ready. For DP, the two are really tied
> > together. From
On Mon, 4 Apr 2022 at 23:53, Doug Anderson wrote:
>
> Hi,
>
> On Sat, Apr 2, 2022 at 1:26 PM Dmitry Baryshkov
> wrote:
> >
> > On Sat, 2 Apr 2022 at 20:06, Doug Anderson wrote:
> > >
> > > Hi,
> > >
> > > On Sat, Apr 2, 2022 at 3:37 AM Dmitry Baryshkov
> > > wrote:
> > > >
> > > > On 01/04/2022
Hi,
On Sat, Apr 2, 2022 at 1:26 PM Dmitry Baryshkov
wrote:
>
> On Sat, 2 Apr 2022 at 20:06, Doug Anderson wrote:
> >
> > Hi,
> >
> > On Sat, Apr 2, 2022 at 3:37 AM Dmitry Baryshkov
> > wrote:
> > >
> > > On 01/04/2022 02:22, Doug Anderson wrote:
> > > > Hi,
> > > >
> > > > On Wed, Mar 30, 2022
On Sat, 2 Apr 2022 at 20:06, Doug Anderson wrote:
>
> Hi,
>
> On Sat, Apr 2, 2022 at 3:37 AM Dmitry Baryshkov
> wrote:
> >
> > On 01/04/2022 02:22, Doug Anderson wrote:
> > > Hi,
> > >
> > > On Wed, Mar 30, 2022 at 9:03 AM Sankeerth Billakanti
> > > wrote:
> > >>
> > >> @@ -1547,6 +1593,10 @@ in
Hi,
On Sat, Apr 2, 2022 at 3:37 AM Dmitry Baryshkov
wrote:
>
> On 01/04/2022 02:22, Doug Anderson wrote:
> > Hi,
> >
> > On Wed, Mar 30, 2022 at 9:03 AM Sankeerth Billakanti
> > wrote:
> >>
> >> @@ -1547,6 +1593,10 @@ int msm_dp_modeset_init(struct msm_dp *dp_display,
> >> struct drm_device *de
On 01/04/2022 02:22, Doug Anderson wrote:
Hi,
On Wed, Mar 30, 2022 at 9:03 AM Sankeerth Billakanti
wrote:
@@ -1547,6 +1593,10 @@ int msm_dp_modeset_init(struct msm_dp *dp_display,
struct drm_device *dev,
dp_display->encoder = encoder;
+ ret = dp_display_get_next_bridge(dp_di
Hi,
On Wed, Mar 30, 2022 at 9:03 AM Sankeerth Billakanti
wrote:
>
> @@ -1547,6 +1593,10 @@ int msm_dp_modeset_init(struct msm_dp *dp_display,
> struct drm_device *dev,
>
> dp_display->encoder = encoder;
>
> + ret = dp_display_get_next_bridge(dp_display);
> + if (ret)
> +
Hi,
On Wed, Mar 30, 2022 at 4:19 PM Dmitry Baryshkov
wrote:
> > + bridge->ops =
> > + DRM_BRIDGE_OP_DETECT |
> > + DRM_BRIDGE_OP_HPD |
> > + DRM_BRIDGE_OP_MODES;
>
> I think OP_MODES should be used for eDP, shouldn't it?
No.
On 30/03/2022 19:02, Sankeerth Billakanti wrote:
This patch adds support for generic eDP sink through aux_bus. The eDP/DP
controller driver should support aux transactions originating from the
panel-edp driver and hence should be initialized and ready.
The panel bridge supporting the panel shoul
This patch adds support for generic eDP sink through aux_bus. The eDP/DP
controller driver should support aux transactions originating from the
panel-edp driver and hence should be initialized and ready.
The panel bridge supporting the panel should be ready before the bridge
connector is initializ
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