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[75.142.250.213]) by smtp.gmail.com with ESMTPSA id 205sm2426626qki.118.2020.09.09.05.55.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Sep 2020 05:55:35 -0700 (PDT) Subject: Re: [PATCH 1/3] fpga: dfl: move dfl_device_id to mod_devicetable.h To: Xu Yilun , mdf@kernel.org, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org, masahiroy@kernel.org Cc: lgoncalv@redhat.com, Wu Hao , Matthew Gerlach , Russ Weight References: <1599544129-17594-1-git-send-email-yilun.xu@intel.com> <1599544129-17594-2-git-send-email-yilun.xu@intel.com> From: Tom Rix Message-ID: Date: Wed, 9 Sep 2020 05:55:33 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <1599544129-17594-2-git-send-email-yilun.xu@intel.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/7/20 10:48 PM, Xu Yilun wrote: > In order to support MODULE_DEVICE_TABLE() for dfl device driver, this > patch moves struct dfl_device_id to mod_devicetable.h > > Signed-off-by: Xu Yilun > Signed-off-by: Wu Hao > Signed-off-by: Matthew Gerlach > Signed-off-by: Russ Weight > --- > drivers/fpga/dfl.h | 13 +------------ > include/linux/mod_devicetable.h | 12 ++++++++++++ > 2 files changed, 13 insertions(+), 12 deletions(-) > > diff --git a/drivers/fpga/dfl.h b/drivers/fpga/dfl.h > index 5dc758f..d5b0760 100644 > --- a/drivers/fpga/dfl.h > +++ b/drivers/fpga/dfl.h > @@ -26,6 +26,7 @@ > #include > #include > #include > +#include > > /* maximum supported number of ports */ > #define MAX_DFL_FPGA_PORT_NUM 4 > @@ -526,18 +527,6 @@ enum dfl_id_type { > }; > > /** > - * struct dfl_device_id - dfl device identifier > - * @type: contains 4 bits DFL FIU type of the device. See enum dfl_id_type. > - * @feature_id: contains 12 bits feature identifier local to its DFL FIU type. > - * @driver_data: driver specific data. > - */ > -struct dfl_device_id { > - u8 type; > - u16 feature_id; > - unsigned long driver_data; > -}; > - > -/** > * struct dfl_device - represent an dfl device on dfl bus > * > * @dev: generic device interface. > diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h > index 5b08a47..407d8dc 100644 > --- a/include/linux/mod_devicetable.h > +++ b/include/linux/mod_devicetable.h > @@ -838,4 +838,16 @@ struct mhi_device_id { > kernel_ulong_t driver_data; > }; > > +/** > + * struct dfl_device_id - dfl device identifier > + * @type: contains 4 bits DFL FIU type of the device. See enum dfl_id_type. > + * @feature_id: contains 12 bits feature identifier local to its DFL FIU type. > + * @driver_data: driver specific data. > + */ > +struct dfl_device_id { > + __u8 type; > + __u16 feature_id; I thought i saw feature id's going to 64 bit, does this type need to expand ? Tom  > + kernel_ulong_t driver_data; > +}; > + > #endif /* LINUX_MOD_DEVICETABLE_H */