2023-08-14 14:28:31

by Yue Haibing

Subject: [PATCH -next] dmaengine: idxd: Remove unused declarations

Commit c05257b5600b ("dmanegine: idxd: open code the dsa_drv registration")
removed idxd_{un}register_driver() but not the declarations.
Commit 034b3290ba25 ("dmaengine: idxd: create idxd_device sub-driver")
declared idxd_{un}register_idxd_drv() but never implemented.
Commit 8f47d1a5e545 ("dmaengine: idxd: connect idxd to dmaengine subsystem")
declared idxd_parse_completion_status() but never implemented.

Signed-off-by: Yue Haibing <[email protected]>
---
drivers/dma/idxd/idxd.h | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index 5428a2e1b1ec..05a83359def9 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -651,8 +651,6 @@ int idxd_register_bus_type(void);
void idxd_unregister_bus_type(void);
int idxd_register_devices(struct idxd_device *idxd);
void idxd_unregister_devices(struct idxd_device *idxd);
-int idxd_register_driver(void);
-void idxd_unregister_driver(void);
void idxd_wqs_quiesce(struct idxd_device *idxd);
bool idxd_queue_int_handle_resubmit(struct idxd_desc *desc);
void multi_u64_to_bmap(unsigned long *bmap, u64 *val, int count);
@@ -664,8 +662,6 @@ void idxd_mask_error_interrupts(struct idxd_device *idxd);
void idxd_unmask_error_interrupts(struct idxd_device *idxd);

/* device control */
-int idxd_register_idxd_drv(void);
-void idxd_unregister_idxd_drv(void);
int idxd_device_drv_probe(struct idxd_dev *idxd_dev);
void idxd_device_drv_remove(struct idxd_dev *idxd_dev);
int drv_enable_wq(struct idxd_wq *wq);
@@ -710,7 +706,6 @@ int idxd_enqcmds(struct idxd_wq *wq, void __iomem *portal, const void *desc);
/* dmaengine */
int idxd_register_dma_device(struct idxd_device *idxd);
void idxd_unregister_dma_device(struct idxd_device *idxd);
-void idxd_parse_completion_status(u8 status, enum dmaengine_tx_result *res);
void idxd_dma_complete_txd(struct idxd_desc *desc,
enum idxd_complete_type comp_type, bool free_desc);

--
2.34.1

2023-08-14 15:54:34

by Dave Jiang

Subject: Re: [PATCH -next] dmaengine: idxd: Remove unused declarations

On 8/14/23 06:59, Yue Haibing wrote:
> Commit c05257b5600b ("dmanegine: idxd: open code the dsa_drv registration")
> removed idxd_{un}register_driver() but not the declarations.
> Commit 034b3290ba25 ("dmaengine: idxd: create idxd_device sub-driver")
> declared idxd_{un}register_idxd_drv() but never implemented.
> Commit 8f47d1a5e545 ("dmaengine: idxd: connect idxd to dmaengine subsystem")
> declared idxd_parse_completion_status() but never implemented.
>
> Signed-off-by: Yue Haibing <[email protected]>

Thanks for the cleanup.

Reviewed-by: Dave Jiang <[email protected]>

> ---
> drivers/dma/idxd/idxd.h | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
> index 5428a2e1b1ec..05a83359def9 100644
> --- a/drivers/dma/idxd/idxd.h
> +++ b/drivers/dma/idxd/idxd.h
> @@ -651,8 +651,6 @@ int idxd_register_bus_type(void);
> void idxd_unregister_bus_type(void);
> int idxd_register_devices(struct idxd_device *idxd);
> void idxd_unregister_devices(struct idxd_device *idxd);
> -int idxd_register_driver(void);
> -void idxd_unregister_driver(void);
> void idxd_wqs_quiesce(struct idxd_device *idxd);
> bool idxd_queue_int_handle_resubmit(struct idxd_desc *desc);
> void multi_u64_to_bmap(unsigned long *bmap, u64 *val, int count);
> @@ -664,8 +662,6 @@ void idxd_mask_error_interrupts(struct idxd_device *idxd);
> void idxd_unmask_error_interrupts(struct idxd_device *idxd);
>
> /* device control */
> -int idxd_register_idxd_drv(void);
> -void idxd_unregister_idxd_drv(void);
> int idxd_device_drv_probe(struct idxd_dev *idxd_dev);
> void idxd_device_drv_remove(struct idxd_dev *idxd_dev);
> int drv_enable_wq(struct idxd_wq *wq);
> @@ -710,7 +706,6 @@ int idxd_enqcmds(struct idxd_wq *wq, void __iomem *portal, const void *desc);
> /* dmaengine */
> int idxd_register_dma_device(struct idxd_device *idxd);
> void idxd_unregister_dma_device(struct idxd_device *idxd);
> -void idxd_parse_completion_status(u8 status, enum dmaengine_tx_result *res);
> void idxd_dma_complete_txd(struct idxd_desc *desc,
> enum idxd_complete_type comp_type, bool free_desc);
>

2023-08-14 16:15:55

by Fenghua Yu

Subject: Re: [PATCH -next] dmaengine: idxd: Remove unused declarations

Hi, Haibing,

On 8/14/23 06:59, Yue Haibing wrote:
> Commit c05257b5600b ("dmanegine: idxd: open code the dsa_drv registration")
> removed idxd_{un}register_driver() but not the declarations.

Is "removed idxd_{un}register_driver() definitions" better?

> Commit 034b3290ba25 ("dmaengine: idxd: create idxd_device sub-driver")
> declared idxd_{un}register_idxd_drv() but never implemented.

s/implemented/implemented it/

> Commit 8f47d1a5e545 ("dmaengine: idxd: connect idxd to dmaengine subsystem")
> declared idxd_parse_completion_status() but never implemented.

s/implemented/implemented it/

>
> Signed-off-by: Yue Haibing <[email protected]>
> ---
> drivers/dma/idxd/idxd.h | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
> index 5428a2e1b1ec..05a83359def9 100644
> --- a/drivers/dma/idxd/idxd.h
> +++ b/drivers/dma/idxd/idxd.h
> @@ -651,8 +651,6 @@ int idxd_register_bus_type(void);
> void idxd_unregister_bus_type(void);
> int idxd_register_devices(struct idxd_device *idxd);
> void idxd_unregister_devices(struct idxd_device *idxd);
> -int idxd_register_driver(void);
> -void idxd_unregister_driver(void);
> void idxd_wqs_quiesce(struct idxd_device *idxd);
> bool idxd_queue_int_handle_resubmit(struct idxd_desc *desc);
> void multi_u64_to_bmap(unsigned long *bmap, u64 *val, int count);
> @@ -664,8 +662,6 @@ void idxd_mask_error_interrupts(struct idxd_device *idxd);
> void idxd_unmask_error_interrupts(struct idxd_device *idxd);
>
> /* device control */
> -int idxd_register_idxd_drv(void);
> -void idxd_unregister_idxd_drv(void);
> int idxd_device_drv_probe(struct idxd_dev *idxd_dev);
> void idxd_device_drv_remove(struct idxd_dev *idxd_dev);
> int drv_enable_wq(struct idxd_wq *wq);
> @@ -710,7 +706,6 @@ int idxd_enqcmds(struct idxd_wq *wq, void __iomem *portal, const void *desc);
> /* dmaengine */
> int idxd_register_dma_device(struct idxd_device *idxd);
> void idxd_unregister_dma_device(struct idxd_device *idxd);
> -void idxd_parse_completion_status(u8 status, enum dmaengine_tx_result *res);
> void idxd_dma_complete_txd(struct idxd_desc *desc,
> enum idxd_complete_type comp_type, bool free_desc);
>

Other than the minor commit message changes, the code looks good to me.

Thanks.

-Fenghua