diff mbox series

[v9,2/6] fpga: dfl: move dfl_device_id to mod_devicetable.h

Message ID 1602313793-21421-3-git-send-email-yilun.xu@intel.com
State New
Headers show
Series add DFL bus support to MODULE_DEVICE_TABLE() | expand

Commit Message

Xu Yilun Oct. 10, 2020, 7:09 a.m. UTC
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 <yilun.xu@intel.com>
Signed-off-by: Wu Hao <hao.wu@intel.com>
Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Signed-off-by: Russ Weight <russell.h.weight@intel.com>
Reviewed-by: Tom Rix <trix@redhat.com>
Acked-by: Wu Hao <hao.wu@intel.com>
Signed-off-by: Moritz Fischer <mdf@kernel.org>
---
v2: fix the order for the header file
v3: rebase the patch for dfl bus name change
v9: rebase the patch for dfl bus name changes back to "dfl"
---
 drivers/fpga/dfl.h              | 13 +------------
 include/linux/mod_devicetable.h | 12 ++++++++++++
 2 files changed, 13 insertions(+), 12 deletions(-)

Comments

Greg KH Oct. 11, 2020, 2:43 p.m. UTC | #1
On Sat, Oct 10, 2020 at 03:09:49PM +0800, 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 <yilun.xu@intel.com>
> Signed-off-by: Wu Hao <hao.wu@intel.com>
> Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> Signed-off-by: Russ Weight <russell.h.weight@intel.com>
> Reviewed-by: Tom Rix <trix@redhat.com>
> Acked-by: Wu Hao <hao.wu@intel.com>
> Signed-off-by: Moritz Fischer <mdf@kernel.org>
> ---
> v2: fix the order for the header file
> v3: rebase the patch for dfl bus name change
> v9: rebase the patch for dfl bus name changes back to "dfl"
> ---
>  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 ac373b1..549c790 100644
> --- a/drivers/fpga/dfl.h
> +++ b/drivers/fpga/dfl.h
> @@ -22,6 +22,7 @@
>  #include <linux/interrupt.h>
>  #include <linux/iopoll.h>
>  #include <linux/io-64-nonatomic-lo-hi.h>
> +#include <linux/mod_devicetable.h>
>  #include <linux/platform_device.h>
>  #include <linux/slab.h>
>  #include <linux/uuid.h>
> @@ -526,18 +527,6 @@ enum dfl_id_type {
>  };
>  
>  /**
> - * struct dfl_device_id -  dfl device identifier
> - * @type: DFL FIU type of the device. See enum dfl_id_type.
> - * @feature_id: feature identifier local to its DFL FIU type.
> - * @driver_data: driver specific data.
> - */
> -struct dfl_device_id {
> -	u16 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..66e1405 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

I still have no idea what "dfl" means.  Please at the very least,
explain it here.

thanks,

greg k-h
Xu Yilun Oct. 12, 2020, 2:27 a.m. UTC | #2
On Sun, Oct 11, 2020 at 04:43:51PM +0200, Greg KH wrote:
> On Sat, Oct 10, 2020 at 03:09:49PM +0800, 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 <yilun.xu@intel.com>
> > Signed-off-by: Wu Hao <hao.wu@intel.com>
> > Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> > Signed-off-by: Russ Weight <russell.h.weight@intel.com>
> > Reviewed-by: Tom Rix <trix@redhat.com>
> > Acked-by: Wu Hao <hao.wu@intel.com>
> > Signed-off-by: Moritz Fischer <mdf@kernel.org>
> > ---
> > v2: fix the order for the header file
> > v3: rebase the patch for dfl bus name change
> > v9: rebase the patch for dfl bus name changes back to "dfl"
> > ---
> >  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 ac373b1..549c790 100644
> > --- a/drivers/fpga/dfl.h
> > +++ b/drivers/fpga/dfl.h
> > @@ -22,6 +22,7 @@
> >  #include <linux/interrupt.h>
> >  #include <linux/iopoll.h>
> >  #include <linux/io-64-nonatomic-lo-hi.h>
> > +#include <linux/mod_devicetable.h>
> >  #include <linux/platform_device.h>
> >  #include <linux/slab.h>
> >  #include <linux/uuid.h>
> > @@ -526,18 +527,6 @@ enum dfl_id_type {
> >  };
> >  
> >  /**
> > - * struct dfl_device_id -  dfl device identifier
> > - * @type: DFL FIU type of the device. See enum dfl_id_type.
> > - * @feature_id: feature identifier local to its DFL FIU type.
> > - * @driver_data: driver specific data.
> > - */
> > -struct dfl_device_id {
> > -	u16 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..66e1405 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
> 
> I still have no idea what "dfl" means.  Please at the very least,
> explain it here.

Yes, I will add the comments here.

Thanks,
Yilun

> 
> thanks,
> 
> greg k-h
diff mbox series

Patch

diff --git a/drivers/fpga/dfl.h b/drivers/fpga/dfl.h
index ac373b1..549c790 100644
--- a/drivers/fpga/dfl.h
+++ b/drivers/fpga/dfl.h
@@ -22,6 +22,7 @@ 
 #include <linux/interrupt.h>
 #include <linux/iopoll.h>
 #include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/uuid.h>
@@ -526,18 +527,6 @@  enum dfl_id_type {
 };
 
 /**
- * struct dfl_device_id -  dfl device identifier
- * @type: DFL FIU type of the device. See enum dfl_id_type.
- * @feature_id: feature identifier local to its DFL FIU type.
- * @driver_data: driver specific data.
- */
-struct dfl_device_id {
-	u16 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..66e1405 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: DFL FIU type of the device. See enum dfl_id_type.
+ * @feature_id: feature identifier local to its DFL FIU type.
+ * @driver_data: driver specific data.
+ */
+struct dfl_device_id {
+	__u16 type;
+	__u16 feature_id;
+	unsigned long driver_data;
+};
+
 #endif /* LINUX_MOD_DEVICETABLE_H */