* [PATCH] fpga: dfl: afu: remove unused member pdata from struct dfl_afu
@ 2024-03-28 23:54 Peter Colberg
2024-04-01 14:57 ` Xu Yilun
0 siblings, 1 reply; 3+ messages in thread
From: Peter Colberg @ 2024-03-28 23:54 UTC (permalink / raw)
To: Wu Hao, Tom Rix, Moritz Fischer, Xu Yilun, linux-fpga,
linux-kernel
Cc: Russ Weight, Marco Pagani, Matthew Gerlach, Peter Colberg
The member pdata was added to struct dfl_afu in commit 857a26222ff7
("fpga: dfl: afu: add afu sub feature support") and is set in function
afu_dev_init() but otherwise never used.
Signed-off-by: Peter Colberg <peter.colberg@intel.com>
Reviewed-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
---
drivers/fpga/dfl-afu-main.c | 2 --
drivers/fpga/dfl-afu.h | 3 ---
2 files changed, 5 deletions(-)
diff --git a/drivers/fpga/dfl-afu-main.c b/drivers/fpga/dfl-afu-main.c
index c0a75ca360d6..6b97c073849e 100644
--- a/drivers/fpga/dfl-afu-main.c
+++ b/drivers/fpga/dfl-afu-main.c
@@ -858,8 +858,6 @@ static int afu_dev_init(struct platform_device *pdev)
if (!afu)
return -ENOMEM;
- afu->pdata = pdata;
-
mutex_lock(&pdata->lock);
dfl_fpga_pdata_set_private(pdata, afu);
afu_mmio_region_init(pdata);
diff --git a/drivers/fpga/dfl-afu.h b/drivers/fpga/dfl-afu.h
index 674e9772f0ea..7bef3e300aa2 100644
--- a/drivers/fpga/dfl-afu.h
+++ b/drivers/fpga/dfl-afu.h
@@ -67,7 +67,6 @@ struct dfl_afu_dma_region {
* @regions: the mmio region linked list of this afu feature device.
* @dma_regions: root of dma regions rb tree.
* @num_umsgs: num of umsgs.
- * @pdata: afu platform device's pdata.
*/
struct dfl_afu {
u64 region_cur_offset;
@@ -75,8 +74,6 @@ struct dfl_afu {
u8 num_umsgs;
struct list_head regions;
struct rb_root dma_regions;
-
- struct dfl_feature_platform_data *pdata;
};
/* hold pdata->lock when call __afu_port_enable/disable */
--
2.44.0
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] fpga: dfl: afu: remove unused member pdata from struct dfl_afu
2024-03-28 23:54 [PATCH] fpga: dfl: afu: remove unused member pdata from struct dfl_afu Peter Colberg
@ 2024-04-01 14:57 ` Xu Yilun
2024-04-01 18:27 ` Colberg, Peter
0 siblings, 1 reply; 3+ messages in thread
From: Xu Yilun @ 2024-04-01 14:57 UTC (permalink / raw)
To: Peter Colberg
Cc: Wu Hao, Tom Rix, Moritz Fischer, Xu Yilun, linux-fpga,
linux-kernel, Russ Weight, Marco Pagani, Matthew Gerlach
On Thu, Mar 28, 2024 at 07:54:17PM -0400, Peter Colberg wrote:
> The member pdata was added to struct dfl_afu in commit 857a26222ff7
> ("fpga: dfl: afu: add afu sub feature support") and is set in function
> afu_dev_init() but otherwise never used.
Could you also help check if dfl_fme has the same issue?
Thanks,
Yilun
>
> Signed-off-by: Peter Colberg <peter.colberg@intel.com>
> Reviewed-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> ---
> drivers/fpga/dfl-afu-main.c | 2 --
> drivers/fpga/dfl-afu.h | 3 ---
> 2 files changed, 5 deletions(-)
>
> diff --git a/drivers/fpga/dfl-afu-main.c b/drivers/fpga/dfl-afu-main.c
> index c0a75ca360d6..6b97c073849e 100644
> --- a/drivers/fpga/dfl-afu-main.c
> +++ b/drivers/fpga/dfl-afu-main.c
> @@ -858,8 +858,6 @@ static int afu_dev_init(struct platform_device *pdev)
> if (!afu)
> return -ENOMEM;
>
> - afu->pdata = pdata;
> -
> mutex_lock(&pdata->lock);
> dfl_fpga_pdata_set_private(pdata, afu);
> afu_mmio_region_init(pdata);
> diff --git a/drivers/fpga/dfl-afu.h b/drivers/fpga/dfl-afu.h
> index 674e9772f0ea..7bef3e300aa2 100644
> --- a/drivers/fpga/dfl-afu.h
> +++ b/drivers/fpga/dfl-afu.h
> @@ -67,7 +67,6 @@ struct dfl_afu_dma_region {
> * @regions: the mmio region linked list of this afu feature device.
> * @dma_regions: root of dma regions rb tree.
> * @num_umsgs: num of umsgs.
> - * @pdata: afu platform device's pdata.
> */
> struct dfl_afu {
> u64 region_cur_offset;
> @@ -75,8 +74,6 @@ struct dfl_afu {
> u8 num_umsgs;
> struct list_head regions;
> struct rb_root dma_regions;
> -
> - struct dfl_feature_platform_data *pdata;
> };
>
> /* hold pdata->lock when call __afu_port_enable/disable */
> --
> 2.44.0
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] fpga: dfl: afu: remove unused member pdata from struct dfl_afu
2024-04-01 14:57 ` Xu Yilun
@ 2024-04-01 18:27 ` Colberg, Peter
0 siblings, 0 replies; 3+ messages in thread
From: Colberg, Peter @ 2024-04-01 18:27 UTC (permalink / raw)
To: yilun.xu@linux.intel.com
Cc: Xu, Yilun, linux-fpga@vger.kernel.org, mdf@kernel.org, Wu, Hao,
linux-kernel@vger.kernel.org, russ.weight@linux.dev,
Pagani, Marco, Rix, Tom, matthew.gerlach@linux.intel.com
On Mon, 2024-04-01 at 22:57 +0800, Xu Yilun wrote:
> On Thu, Mar 28, 2024 at 07:54:17PM -0400, Peter Colberg wrote:
> > The member pdata was added to struct dfl_afu in commit 857a26222ff7
> > ("fpga: dfl: afu: add afu sub feature support") and is set in function
> > afu_dev_init() but otherwise never used.
>
> Could you also help check if dfl_fme has the same issue?
Indeed, thank you for pointing this out.
Peter
>
> Thanks,
> Yilun
>
> >
> > Signed-off-by: Peter Colberg <peter.colberg@intel.com>
> > Reviewed-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> > ---
> > drivers/fpga/dfl-afu-main.c | 2 --
> > drivers/fpga/dfl-afu.h | 3 ---
> > 2 files changed, 5 deletions(-)
> >
> > diff --git a/drivers/fpga/dfl-afu-main.c b/drivers/fpga/dfl-afu-main.c
> > index c0a75ca360d6..6b97c073849e 100644
> > --- a/drivers/fpga/dfl-afu-main.c
> > +++ b/drivers/fpga/dfl-afu-main.c
> > @@ -858,8 +858,6 @@ static int afu_dev_init(struct platform_device *pdev)
> > if (!afu)
> > return -ENOMEM;
> >
> > - afu->pdata = pdata;
> > -
> > mutex_lock(&pdata->lock);
> > dfl_fpga_pdata_set_private(pdata, afu);
> > afu_mmio_region_init(pdata);
> > diff --git a/drivers/fpga/dfl-afu.h b/drivers/fpga/dfl-afu.h
> > index 674e9772f0ea..7bef3e300aa2 100644
> > --- a/drivers/fpga/dfl-afu.h
> > +++ b/drivers/fpga/dfl-afu.h
> > @@ -67,7 +67,6 @@ struct dfl_afu_dma_region {
> > * @regions: the mmio region linked list of this afu feature device.
> > * @dma_regions: root of dma regions rb tree.
> > * @num_umsgs: num of umsgs.
> > - * @pdata: afu platform device's pdata.
> > */
> > struct dfl_afu {
> > u64 region_cur_offset;
> > @@ -75,8 +74,6 @@ struct dfl_afu {
> > u8 num_umsgs;
> > struct list_head regions;
> > struct rb_root dma_regions;
> > -
> > - struct dfl_feature_platform_data *pdata;
> > };
> >
> > /* hold pdata->lock when call __afu_port_enable/disable */
> > --
> > 2.44.0
> >
> >
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2024-04-01 18:27 UTC | newest]
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2024-03-28 23:54 [PATCH] fpga: dfl: afu: remove unused member pdata from struct dfl_afu Peter Colberg
2024-04-01 14:57 ` Xu Yilun
2024-04-01 18:27 ` Colberg, Peter
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