linux-kernel - Re: [PATCH 7/8] docs: fpga: document fpga manager flags

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Message-ID: <CANk1AXR3gAc6YiC-WARrgnFbJWQVWv2Nuz49u7qyobJdKdNotg@mail.gmail.com>
Date:   Thu, 16 Aug 2018 15:20:12 -0500
From:   Alan Tull <atull@...nel.org>
To:     Moritz Fischer <mdf@...nel.org>
Cc:     Jonathan Corbet <corbet@....net>,
        Randy Dunlap <rdunlap@...radead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-fpga@...r.kernel.org,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>
Subject: Re: [PATCH 7/8] docs: fpga: document fpga manager flags

On Thu, Aug 16, 2018 at 2:02 PM, Moritz Fischer <mdf@...nel.org> wrote:
Hi Moritz,

> Hi Alan,
>
> On Tue, Aug 14, 2018 at 02:15:25PM -0500, Alan Tull wrote:
>> Add flags #defines to kerneldoc documentation in a
>> useful place.
>>
>> Signed-off-by: Alan Tull <atull@...nel.org>
>> ---
>>  Documentation/driver-api/fpga/fpga-mgr.rst |  5 +++++
>>  include/linux/fpga/fpga-mgr.h              | 18 ++++++++++++------
>>  2 files changed, 17 insertions(+), 6 deletions(-)
>>
>> diff --git a/Documentation/driver-api/fpga/fpga-mgr.rst b/Documentation/driver-api/fpga/fpga-mgr.rst
>> index 431556d..db8885e 100644
>> --- a/Documentation/driver-api/fpga/fpga-mgr.rst
>> +++ b/Documentation/driver-api/fpga/fpga-mgr.rst
>> @@ -183,6 +183,11 @@ API for implementing a new FPGA Manager driver
>>  API for programming an FPGA
>>  ---------------------------
>>
>> +FPGA Manager flags
>> +
>> +.. kernel-doc:: include/linux/fpga/fpga-mgr.h
>> +   :doc: FPGA Manager flags
>> +
>>  .. kernel-doc:: include/linux/fpga/fpga-mgr.h
>>     :functions: fpga_image_info
>>
>> diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h
>> index 1ca02ce..777c502 100644
>> --- a/include/linux/fpga/fpga-mgr.h
>> +++ b/include/linux/fpga/fpga-mgr.h
>> @@ -53,12 +53,18 @@ enum fpga_mgr_states {
>>       FPGA_MGR_STATE_OPERATING,
>>  };
>>
>> -/*
>> - * FPGA Manager flags
>> - * FPGA_MGR_PARTIAL_RECONFIG: do partial reconfiguration if supported
>> - * FPGA_MGR_EXTERNAL_CONFIG: FPGA has been configured prior to Linux booting
>> - * FPGA_MGR_BITSTREAM_LSB_FIRST: SPI bitstream bit order is LSB first
>
> We are actually missing the ENCRYPTED flag here, can you add that while
> we're at it? I must've forgotten to add that back then ... derp.

Sure!

>
>> - * FPGA_MGR_COMPRESSED_BITSTREAM: FPGA bitstream is compressed
>> +/**
>> + * DOC: FPGA Manager flags
>> + *
>> + * Flags used in the &fpga_image_info->flags field
>> + *
>> + * %FPGA_MGR_PARTIAL_RECONFIG: do partial reconfiguration if supported
>> + *
>> + * %FPGA_MGR_EXTERNAL_CONFIG: FPGA has been configured prior to Linux booting

How about this description?

+ *
+ * %FPGA_MGR_ENCRYPTED_BITSTREAM: indicates bitstream is encrypted

>> + *
>> + * %FPGA_MGR_BITSTREAM_LSB_FIRST: SPI bitstream bit order is LSB first
>> + *
>> + * %FPGA_MGR_COMPRESSED_BITSTREAM: FPGA bitstream is compressed
>>   */
>>  #define FPGA_MGR_PARTIAL_RECONFIG    BIT(0)
>>  #define FPGA_MGR_EXTERNAL_CONFIG     BIT(1)
>> --
>> 2.7.4
>>
>
> Thanks,
> Moritz

Thanks,
Alan