[PATCH] platform/mellanox: mlxbf-pmc: incorrect type in assignment

[PATCH] platform/mellanox: mlxbf-pmc: incorrect type in assignment

[Pei Xiao]

sparse warning,expected 'void __iomem *addr',but got 'void *addr'

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202411121935.cgFcEMO4-lkp@intel.com/
Fixes: 423c3361855c ("platform/mellanox: mlxbf-pmc: Add support for BlueField-3")
Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
---
 drivers/platform/mellanox/mlxbf-pmc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c
index 9d18dfca6a67..9ff7b487dc48 100644
--- a/drivers/platform/mellanox/mlxbf-pmc.c
+++ b/drivers/platform/mellanox/mlxbf-pmc.c
@@ -1168,7 +1168,7 @@ static int mlxbf_pmc_program_l3_counter(unsigned int blk_num, u32 cnt_num, u32 e
 /* Method to handle crspace counter programming */
 static int mlxbf_pmc_program_crspace_counter(unsigned int blk_num, u32 cnt_num, u32 evt)
 {
-	void *addr;
+	void __iomem *addr;
 	u32 word;
 	int ret;
 
@@ -1192,7 +1192,7 @@ static int mlxbf_pmc_program_crspace_counter(unsigned int blk_num, u32 cnt_num,
 /* Method to clear crspace counter value */
 static int mlxbf_pmc_clear_crspace_counter(unsigned int blk_num, u32 cnt_num)
 {
-	void *addr;
+	void __iomem *addr;
 
 	addr = pmc->block[blk_num].mmio_base +
 		MLXBF_PMC_CRSPACE_PERFMON_VAL0(pmc->block[blk_num].counters) +
@@ -1405,7 +1405,7 @@ static int mlxbf_pmc_read_l3_event(unsigned int blk_num, u32 cnt_num, u64 *resul
 static int mlxbf_pmc_read_crspace_event(unsigned int blk_num, u32 cnt_num, u64 *result)
 {
 	u32 word, evt;
-	void *addr;
+	void __iomem *addr;
 	int ret;
 
 	addr = pmc->block[blk_num].mmio_base +
-- 
2.34.1

RE: [PATCH] platform/mellanox: mlxbf-pmc: incorrect type in assignment

[David Thompson]

> -----Original Message-----
> From: Pei Xiao <xiaopei01@kylinos.cn>
> Sent: Wednesday, November 20, 2024 2:52 AM
> To: hdegoede@redhat.com; ilpo.jarvinen@linux.intel.com; Vadim Pasternak
> <vadimp@nvidia.com>; platform-driver-x86@vger.kernel.org; linux-
> kernel@vger.kernel.org
> Cc: David Thompson <davthompson@nvidia.com>; Pei Xiao
> <xiaopei01@kylinos.cn>; kernel test robot <lkp@intel.com>
> Subject: [PATCH] platform/mellanox: mlxbf-pmc: incorrect type in assignment
> 
> sparse warning,expected 'void __iomem *addr',but got 'void *addr'
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202411121935.cgFcEMO4-
> lkp@intel.com/
> Fixes: 423c3361855c ("platform/mellanox: mlxbf-pmc: Add support for BlueField-
> 3")
> Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
> ---

Reviewed-by: David Thompson  <davthompson@nvidia.com>

Re: [PATCH] platform/mellanox: mlxbf-pmc: incorrect type in assignment

[Ilpo Järvinen]

On Wed, 20 Nov 2024, Pei Xiao wrote:

> sparse warning,expected 'void __iomem *addr',but got 'void *addr'

Hi,

Thanks for the patch. I've applied this patch to review-ilpo-next branch 
but I had to reformat the commit message. Please make sure you use proper 
spacing and put warnings like that on their own lines in future.

-- 
 i.

> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202411121935.cgFcEMO4-lkp@intel.com/
> Fixes: 423c3361855c ("platform/mellanox: mlxbf-pmc: Add support for BlueField-3")
> Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
> ---
>  drivers/platform/mellanox/mlxbf-pmc.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c
> index 9d18dfca6a67..9ff7b487dc48 100644
> --- a/drivers/platform/mellanox/mlxbf-pmc.c
> +++ b/drivers/platform/mellanox/mlxbf-pmc.c
> @@ -1168,7 +1168,7 @@ static int mlxbf_pmc_program_l3_counter(unsigned int blk_num, u32 cnt_num, u32 e
>  /* Method to handle crspace counter programming */
>  static int mlxbf_pmc_program_crspace_counter(unsigned int blk_num, u32 cnt_num, u32 evt)
>  {
> -	void *addr;
> +	void __iomem *addr;
>  	u32 word;
>  	int ret;
>  
> @@ -1192,7 +1192,7 @@ static int mlxbf_pmc_program_crspace_counter(unsigned int blk_num, u32 cnt_num,
>  /* Method to clear crspace counter value */
>  static int mlxbf_pmc_clear_crspace_counter(unsigned int blk_num, u32 cnt_num)
>  {
> -	void *addr;
> +	void __iomem *addr;
>  
>  	addr = pmc->block[blk_num].mmio_base +
>  		MLXBF_PMC_CRSPACE_PERFMON_VAL0(pmc->block[blk_num].counters) +
> @@ -1405,7 +1405,7 @@ static int mlxbf_pmc_read_l3_event(unsigned int blk_num, u32 cnt_num, u64 *resul
>  static int mlxbf_pmc_read_crspace_event(unsigned int blk_num, u32 cnt_num, u64 *result)
>  {
>  	u32 word, evt;
> -	void *addr;
> +	void __iomem *addr;
>  	int ret;
>  
>  	addr = pmc->block[blk_num].mmio_base +
>