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* [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code
@ 2021-02-10  3:04 Tang Bin
  2021-02-10  8:09 ` Jason Wang
  0 siblings, 1 reply; 4+ messages in thread
From: Tang Bin @ 2021-02-10  3:04 UTC (permalink / raw)
  To: mst, jasowang; +Cc: virtualization, linux-kernel, Tang Bin

The file virtio_mmio.c has defined the function to_virtio_mmio_device,
so use it instead of container_of() to simply code. And remove
superfluous blank lines in this file.

Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
---
 drivers/virtio/virtio_mmio.c | 16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index 627ac0487..449d0f209 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -69,14 +69,10 @@
 #include <uapi/linux/virtio_mmio.h>
 #include <linux/virtio_ring.h>
 
-
-
 /* The alignment to use between consumer and producer parts of vring.
  * Currently hardcoded to the page size. */
 #define VIRTIO_MMIO_VRING_ALIGN		PAGE_SIZE
 
-
-
 #define to_virtio_mmio_device(_plat_dev) \
 	container_of(_plat_dev, struct virtio_mmio_device, vdev)
 
@@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
 	struct list_head node;
 };
 
-
-
 /* Configuration interface */
 
 static u64 vm_get_features(struct virtio_device *vdev)
@@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
 	writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
 }
 
-
-
 /* Transport interface */
 
 /* the notify function used when creating a virt queue */
@@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void *opaque)
 	return ret;
 }
 
-
-
 static void vm_del_vq(struct virtqueue *vq)
 {
 	struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vq->vdev);
@@ -512,13 +502,11 @@ static const struct virtio_config_ops virtio_mmio_config_ops = {
 	.bus_name	= vm_bus_name,
 };
 
-
 static void virtio_mmio_release_dev(struct device *_d)
 {
 	struct virtio_device *vdev =
 			container_of(_d, struct virtio_device, dev);
-	struct virtio_mmio_device *vm_dev =
-			container_of(vdev, struct virtio_mmio_device, vdev);
+	struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
 	struct platform_device *pdev = vm_dev->pdev;
 
 	devm_kfree(&pdev->dev, vm_dev);
@@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct platform_device *pdev)
 	return 0;
 }
 
-
-
 /* Devices list parameter */
 
 #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)
-- 
2.20.1.windows.1




^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code
  2021-02-10  3:04 [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code Tang Bin
@ 2021-02-10  8:09 ` Jason Wang
  2021-02-18  1:34   ` Tang Bin
  0 siblings, 1 reply; 4+ messages in thread
From: Jason Wang @ 2021-02-10  8:09 UTC (permalink / raw)
  To: Tang Bin, mst; +Cc: virtualization, linux-kernel


On 2021/2/10 上午11:04, Tang Bin wrote:
> The file virtio_mmio.c has defined the function to_virtio_mmio_device,
> so use it instead of container_of() to simply code. And remove
> superfluous blank lines in this file.
>
> Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
> ---
>   drivers/virtio/virtio_mmio.c | 16 +---------------
>   1 file changed, 1 insertion(+), 15 deletions(-)
>
> diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
> index 627ac0487..449d0f209 100644
> --- a/drivers/virtio/virtio_mmio.c
> +++ b/drivers/virtio/virtio_mmio.c
> @@ -69,14 +69,10 @@
>   #include <uapi/linux/virtio_mmio.h>
>   #include <linux/virtio_ring.h>
>   
> -
> -


It's better not mix the patch with style changes.

Other looks good.

Thanks


>   /* The alignment to use between consumer and producer parts of vring.
>    * Currently hardcoded to the page size. */
>   #define VIRTIO_MMIO_VRING_ALIGN		PAGE_SIZE
>   
> -
> -
>   #define to_virtio_mmio_device(_plat_dev) \
>   	container_of(_plat_dev, struct virtio_mmio_device, vdev)
>   
> @@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
>   	struct list_head node;
>   };
>   
> -
> -
>   /* Configuration interface */
>   
>   static u64 vm_get_features(struct virtio_device *vdev)
> @@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
>   	writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
>   }
>   
> -
> -
>   /* Transport interface */
>   
>   /* the notify function used when creating a virt queue */
> @@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void *opaque)
>   	return ret;
>   }
>   
> -
> -
>   static void vm_del_vq(struct virtqueue *vq)
>   {
>   	struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vq->vdev);
> @@ -512,13 +502,11 @@ static const struct virtio_config_ops virtio_mmio_config_ops = {
>   	.bus_name	= vm_bus_name,
>   };
>   
> -
>   static void virtio_mmio_release_dev(struct device *_d)
>   {
>   	struct virtio_device *vdev =
>   			container_of(_d, struct virtio_device, dev);
> -	struct virtio_mmio_device *vm_dev =
> -			container_of(vdev, struct virtio_mmio_device, vdev);
> +	struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
>   	struct platform_device *pdev = vm_dev->pdev;
>   
>   	devm_kfree(&pdev->dev, vm_dev);
> @@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct platform_device *pdev)
>   	return 0;
>   }
>   
> -
> -
>   /* Devices list parameter */
>   
>   #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code
  2021-02-10  8:09 ` Jason Wang
@ 2021-02-18  1:34   ` Tang Bin
  2021-02-21 11:26     ` Michael S. Tsirkin
  0 siblings, 1 reply; 4+ messages in thread
From: Tang Bin @ 2021-02-18  1:34 UTC (permalink / raw)
  To: Jason Wang, mst; +Cc: virtualization, linux-kernel

Dear Jason:

       Sorry for the late reply this email.

在 2021/2/10 16:09, Jason Wang 写道:
>
> On 2021/2/10 上午11:04, Tang Bin wrote:
>> The file virtio_mmio.c has defined the function to_virtio_mmio_device,
>> so use it instead of container_of() to simply code. And remove
>> superfluous blank lines in this file.
>>
>> Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
>> ---
>>   drivers/virtio/virtio_mmio.c | 16 +---------------
>>   1 file changed, 1 insertion(+), 15 deletions(-)
>>
>> diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
>> index 627ac0487..449d0f209 100644
>> --- a/drivers/virtio/virtio_mmio.c
>> +++ b/drivers/virtio/virtio_mmio.c
>> @@ -69,14 +69,10 @@
>>   #include <uapi/linux/virtio_mmio.h>
>>   #include <linux/virtio_ring.h>
>>   -
>> -
>
>
> It's better not mix the patch with style changes.
>
> Other looks good.
>
> Thanks

Whether should I send patch V2?

Thanks

>
>
>>   /* The alignment to use between consumer and producer parts of vring.
>>    * Currently hardcoded to the page size. */
>>   #define VIRTIO_MMIO_VRING_ALIGN        PAGE_SIZE
>>   -
>> -
>>   #define to_virtio_mmio_device(_plat_dev) \
>>       container_of(_plat_dev, struct virtio_mmio_device, vdev)
>>   @@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
>>       struct list_head node;
>>   };
>>   -
>> -
>>   /* Configuration interface */
>>     static u64 vm_get_features(struct virtio_device *vdev)
>> @@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
>>       writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
>>   }
>>   -
>> -
>>   /* Transport interface */
>>     /* the notify function used when creating a virt queue */
>> @@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void 
>> *opaque)
>>       return ret;
>>   }
>>   -
>> -
>>   static void vm_del_vq(struct virtqueue *vq)
>>   {
>>       struct virtio_mmio_device *vm_dev = 
>> to_virtio_mmio_device(vq->vdev);
>> @@ -512,13 +502,11 @@ static const struct virtio_config_ops 
>> virtio_mmio_config_ops = {
>>       .bus_name    = vm_bus_name,
>>   };
>>   -
>>   static void virtio_mmio_release_dev(struct device *_d)
>>   {
>>       struct virtio_device *vdev =
>>               container_of(_d, struct virtio_device, dev);
>> -    struct virtio_mmio_device *vm_dev =
>> -            container_of(vdev, struct virtio_mmio_device, vdev);
>> +    struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
>>       struct platform_device *pdev = vm_dev->pdev;
>>         devm_kfree(&pdev->dev, vm_dev);
>> @@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct 
>> platform_device *pdev)
>>       return 0;
>>   }
>>   -
>> -
>>   /* Devices list parameter */
>>     #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)
>



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code
  2021-02-18  1:34   ` Tang Bin
@ 2021-02-21 11:26     ` Michael S. Tsirkin
  0 siblings, 0 replies; 4+ messages in thread
From: Michael S. Tsirkin @ 2021-02-21 11:26 UTC (permalink / raw)
  To: Tang Bin; +Cc: Jason Wang, virtualization, linux-kernel

On Thu, Feb 18, 2021 at 09:34:08AM +0800, Tang Bin wrote:
> Dear Jason:
> 
>       Sorry for the late reply this email.
> 
> 在 2021/2/10 16:09, Jason Wang 写道:
> > 
> > On 2021/2/10 上午11:04, Tang Bin wrote:
> > > The file virtio_mmio.c has defined the function to_virtio_mmio_device,
> > > so use it instead of container_of() to simply code. And remove
> > > superfluous blank lines in this file.
> > > 
> > > Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
> > > ---
> > >   drivers/virtio/virtio_mmio.c | 16 +---------------
> > >   1 file changed, 1 insertion(+), 15 deletions(-)
> > > 
> > > diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
> > > index 627ac0487..449d0f209 100644
> > > --- a/drivers/virtio/virtio_mmio.c
> > > +++ b/drivers/virtio/virtio_mmio.c
> > > @@ -69,14 +69,10 @@
> > >   #include <uapi/linux/virtio_mmio.h>
> > >   #include <linux/virtio_ring.h>
> > >   -
> > > -
> > 
> > 
> > It's better not mix the patch with style changes.
> > 
> > Other looks good.
> > 
> > Thanks
> 
> Whether should I send patch V2?
> 
> Thanks


Please do.

> > 
> > 
> > >   /* The alignment to use between consumer and producer parts of vring.
> > >    * Currently hardcoded to the page size. */
> > >   #define VIRTIO_MMIO_VRING_ALIGN        PAGE_SIZE
> > >   -
> > > -
> > >   #define to_virtio_mmio_device(_plat_dev) \
> > >       container_of(_plat_dev, struct virtio_mmio_device, vdev)
> > >   @@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
> > >       struct list_head node;
> > >   };
> > >   -
> > > -
> > >   /* Configuration interface */
> > >     static u64 vm_get_features(struct virtio_device *vdev)
> > > @@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
> > >       writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
> > >   }
> > >   -
> > > -
> > >   /* Transport interface */
> > >     /* the notify function used when creating a virt queue */
> > > @@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void
> > > *opaque)
> > >       return ret;
> > >   }
> > >   -
> > > -
> > >   static void vm_del_vq(struct virtqueue *vq)
> > >   {
> > >       struct virtio_mmio_device *vm_dev =
> > > to_virtio_mmio_device(vq->vdev);
> > > @@ -512,13 +502,11 @@ static const struct virtio_config_ops
> > > virtio_mmio_config_ops = {
> > >       .bus_name    = vm_bus_name,
> > >   };
> > >   -
> > >   static void virtio_mmio_release_dev(struct device *_d)
> > >   {
> > >       struct virtio_device *vdev =
> > >               container_of(_d, struct virtio_device, dev);
> > > -    struct virtio_mmio_device *vm_dev =
> > > -            container_of(vdev, struct virtio_mmio_device, vdev);
> > > +    struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
> > >       struct platform_device *pdev = vm_dev->pdev;
> > >         devm_kfree(&pdev->dev, vm_dev);
> > > @@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct
> > > platform_device *pdev)
> > >       return 0;
> > >   }
> > >   -
> > > -
> > >   /* Devices list parameter */
> > >     #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)
> > 
> 


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-02-21 11:28 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-02-10  3:04 [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code Tang Bin
2021-02-10  8:09 ` Jason Wang
2021-02-18  1:34   ` Tang Bin
2021-02-21 11:26     ` Michael S. Tsirkin

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