Re: [PATCH 5/7] phy: qcom-qmp-combo: Introduce drm_bridge

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On Thu, Apr 27, 2023 at 8:56 PM Bjorn Andersson
<quic_bjorande@xxxxxxxxxxx> wrote:
>
> On Wed, Apr 26, 2023 at 11:33:40AM +0100, Bryan O'Donoghue wrote:
> > On Tue, Apr 25, 2023 at 4:40 AM Bjorn Andersson
> > <quic_bjorande@xxxxxxxxxxx> wrote:
> > >
> [..]
> > You need to add some or all of these
> >        select DRM_DISPLAY_DP_HELPER
> >        select DRM_DISPLAY_HELPER
> >        select DRM_DP_AUX_BUS
> >        select DRM_KMS_HELPER
> >        select DRM_MIPI_DSI
> >        select DRM_PANEL
> >
> >
> > /opt/linaro/gcc-linaro-7.5.0-2019.12-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-ld:
> > Unexpected GOT/PLT entries detected!
> > /opt/linaro/gcc-linaro-7.5.0-2019.12-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-ld:
> > Unexpected run-time procedure linkages detected!
> > drivers/phy/qualcomm/phy-qcom-qmp-combo.o: In function
> > `qmp_combo_bridge_attach':
> > phy-qcom-qmp-combo.c:(.text+0xb50): undefined reference to
> > `devm_drm_of_get_bridge'
> > phy-qcom-qmp-combo.c:(.text+0xb6c): undefined reference to `drm_bridge_attach'
> > drivers/phy/qualcomm/phy-qcom-qmp-combo.o: In function `qmp_combo_probe':
> > phy-qcom-qmp-combo.c:(.text+0x13fc): undefined reference to
> > `devm_drm_bridge_add'
> >
>
> You're correct, and TYPEC. Realized that I forgot these once I had
> posted the patches. Will figure out the actual set for v2.
>
> Thanks,
> Bjorn

So I added CONFIG_DRM to Kconfig for the combo phy and then replaced
the old patch we had with your series.

Works for me with my TCPM set with zero changes - aside from slotting
the old PHY patch with your expanded series on SM8250

Tested-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>

https://git.codelinaro.org/bryan.odonoghue/kernel/-/tree/linux-next-23-04-28-pm8150b-tcpm-qcom-wrapper-typec-mux-bjorn




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