linux-kernel - Re: [PATCH v5 2/2] usb: typec: qcom-pmic-typec: register drm

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Message-ID: <2d989b98-8ab2-5204-d59a-ae7a8bd43906@linaro.org>
Date:   Tue, 22 Aug 2023 16:31:09 +0100
From:   Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Guenter Roeck <linux@...ck-us.net>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 2/2] usb: typec: qcom-pmic-typec: register drm_bridge

On 22/08/2023 14:54, Heikki Krogerus wrote:
> On Thu, Aug 17, 2023 at 06:08:24PM +0300, Dmitry Baryshkov wrote:
>> The current approach to handling DP on bridge-enabled platforms requires
>> a chain of DP bridges up to the USB-C connector. Register a last DRM
>> bridge for such chain.
>>
>> Acked-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
>> ---
>>   drivers/usb/typec/tcpm/Kconfig                |  1 +
>>   drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c | 37 +++++++++++++++++++
>>   2 files changed, 38 insertions(+)
>>
>> diff --git a/drivers/usb/typec/tcpm/Kconfig b/drivers/usb/typec/tcpm/Kconfig
>> index 5d393f520fc2..0b2993fef564 100644
>> --- a/drivers/usb/typec/tcpm/Kconfig
>> +++ b/drivers/usb/typec/tcpm/Kconfig
>> @@ -79,6 +79,7 @@ config TYPEC_WCOVE
>>   config TYPEC_QCOM_PMIC
>>   	tristate "Qualcomm PMIC USB Type-C Port Controller Manager driver"
>>   	depends on ARCH_QCOM || COMPILE_TEST
>> +	depends on DRM || DRM=n
>>   	help
>>   	  A Type-C port and Power Delivery driver which aggregates two
>>   	  discrete pieces of silicon in the PM8150b PMIC block: the
> 
> Would it be an option to put the below in separate c file that you
> just compile based on CONFIG_DRM?
> 
>          obj-$(CONFIG_TYPEC_QCOM_PMIC)           += qcom_pmic_tcpm.o
>          qcom_pmic_tcpm-y                        += qcom_pmic_typec.o \
>                                                     qcom_pmic_typec_port.o \
>                                                     qcom_pmic_typec_pdphy.o
>          ifneq ($(CONFIG_DRM),)
>                 qcom_pmic_tcpm-y                 += qcom_pmic_bridge_func.o
>          endif
> 
> Thouse ifdefs in c file just look a bit rough to me.

+1 if that's possible.

Sounds nice.

---
bod