* [PATCH] acpi/arm64: remove unnecessary cast
@ 2024-09-17 23:38 Min-Hua Chen
2024-10-19 6:47 ` Hanjun Guo
2024-11-12 16:10 ` Catalin Marinas
0 siblings, 2 replies; 4+ messages in thread
From: Min-Hua Chen @ 2024-09-17 23:38 UTC (permalink / raw)
To: Lorenzo Pieralisi, Hanjun Guo, Sudeep Holla, Rafael J. Wysocki,
Len Brown
Cc: Min-Hua Chen, linux-acpi, linux-arm-kernel, linux-kernel
DEFINE_RES_IRQ returns struct resource type, so it is
unnecessary to cast it to struct resource.
Remove the unnecessary cast to fix the following sparse warnings:
drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast to non-scalar
drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast from non-scalar
No functional changes intended.
Signed-off-by: Min-Hua Chen <minhuadotchen@gmail.com>
---
drivers/acpi/arm64/gtdt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c
index c0e77c1c8e09..24bd479de91f 100644
--- a/drivers/acpi/arm64/gtdt.c
+++ b/drivers/acpi/arm64/gtdt.c
@@ -352,7 +352,7 @@ static int __init gtdt_import_sbsa_gwdt(struct acpi_gtdt_watchdog *wd,
}
irq = map_gt_gsi(wd->timer_interrupt, wd->timer_flags);
- res[2] = (struct resource)DEFINE_RES_IRQ(irq);
+ res[2] = DEFINE_RES_IRQ(irq);
if (irq <= 0) {
pr_warn("failed to map the Watchdog interrupt.\n");
nr_res--;
--
2.43.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] acpi/arm64: remove unnecessary cast
2024-09-17 23:38 [PATCH] acpi/arm64: remove unnecessary cast Min-Hua Chen
@ 2024-10-19 6:47 ` Hanjun Guo
2024-11-09 8:36 ` Hanjun Guo
2024-11-12 16:10 ` Catalin Marinas
1 sibling, 1 reply; 4+ messages in thread
From: Hanjun Guo @ 2024-10-19 6:47 UTC (permalink / raw)
To: Min-Hua Chen, Lorenzo Pieralisi, Sudeep Holla, Rafael J. Wysocki,
Len Brown
Cc: linux-acpi, linux-arm-kernel, linux-kernel
On 2024/9/18 7:38, Min-Hua Chen wrote:
> DEFINE_RES_IRQ returns struct resource type, so it is
> unnecessary to cast it to struct resource.
>
> Remove the unnecessary cast to fix the following sparse warnings:
>
> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast to non-scalar
> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast from non-scalar
>
> No functional changes intended.
>
> Signed-off-by: Min-Hua Chen <minhuadotchen@gmail.com>
> ---
> drivers/acpi/arm64/gtdt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c
> index c0e77c1c8e09..24bd479de91f 100644
> --- a/drivers/acpi/arm64/gtdt.c
> +++ b/drivers/acpi/arm64/gtdt.c
> @@ -352,7 +352,7 @@ static int __init gtdt_import_sbsa_gwdt(struct acpi_gtdt_watchdog *wd,
> }
>
> irq = map_gt_gsi(wd->timer_interrupt, wd->timer_flags);
> - res[2] = (struct resource)DEFINE_RES_IRQ(irq);
> + res[2] = DEFINE_RES_IRQ(irq);
> if (irq <= 0) {
> pr_warn("failed to map the Watchdog interrupt.\n");
> nr_res--;
>
It's a minor issue, but I think it deserves a patch to make
the code cleaner,
Acked-by: Hanjun Guo <guohanjun@huawei.com>
Thanks
Hanjun
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] acpi/arm64: remove unnecessary cast
2024-10-19 6:47 ` Hanjun Guo
@ 2024-11-09 8:36 ` Hanjun Guo
0 siblings, 0 replies; 4+ messages in thread
From: Hanjun Guo @ 2024-11-09 8:36 UTC (permalink / raw)
To: Min-Hua Chen, Lorenzo Pieralisi, Sudeep Holla
Cc: Rafael J. Wysocki, Len Brown, linux-acpi, linux-arm-kernel,
linux-kernel, Catalin Marinas, Will Deacon
On 2024/10/19 14:47, Hanjun Guo wrote:
> On 2024/9/18 7:38, Min-Hua Chen wrote:
>> DEFINE_RES_IRQ returns struct resource type, so it is
>> unnecessary to cast it to struct resource.
>>
>> Remove the unnecessary cast to fix the following sparse warnings:
>>
>> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast to non-scalar
>> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast from non-scalar
>>
>> No functional changes intended.
>>
>> Signed-off-by: Min-Hua Chen <minhuadotchen@gmail.com>
>> ---
>> drivers/acpi/arm64/gtdt.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c
>> index c0e77c1c8e09..24bd479de91f 100644
>> --- a/drivers/acpi/arm64/gtdt.c
>> +++ b/drivers/acpi/arm64/gtdt.c
>> @@ -352,7 +352,7 @@ static int __init gtdt_import_sbsa_gwdt(struct
>> acpi_gtdt_watchdog *wd,
>> }
>> irq = map_gt_gsi(wd->timer_interrupt, wd->timer_flags);
>> - res[2] = (struct resource)DEFINE_RES_IRQ(irq);
>> + res[2] = DEFINE_RES_IRQ(irq);
>> if (irq <= 0) {
>> pr_warn("failed to map the Watchdog interrupt.\n");
>> nr_res--;
>>
>
> It's a minor issue, but I think it deserves a patch to make
> the code cleaner,
>
> Acked-by: Hanjun Guo <guohanjun@huawei.com>
Lorenzo, Sudeep, please take a look at this patch.
Thanks
Hanjun
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] acpi/arm64: remove unnecessary cast
2024-09-17 23:38 [PATCH] acpi/arm64: remove unnecessary cast Min-Hua Chen
2024-10-19 6:47 ` Hanjun Guo
@ 2024-11-12 16:10 ` Catalin Marinas
1 sibling, 0 replies; 4+ messages in thread
From: Catalin Marinas @ 2024-11-12 16:10 UTC (permalink / raw)
To: Lorenzo Pieralisi, Hanjun Guo, Sudeep Holla, Rafael J. Wysocki,
Len Brown, Min-Hua Chen
Cc: Will Deacon, linux-acpi, linux-arm-kernel, linux-kernel
On Wed, 18 Sep 2024 07:38:24 +0800, Min-Hua Chen wrote:
> DEFINE_RES_IRQ returns struct resource type, so it is
> unnecessary to cast it to struct resource.
>
> Remove the unnecessary cast to fix the following sparse warnings:
>
> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast to non-scalar
> drivers/acpi/arm64/gtdt.c:355:19: sparse: warning: cast from non-scalar
>
> [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] acpi/arm64: remove unnecessary cast
https://git.kernel.org/arm64/c/f95382d73ec8
--
Catalin
^ permalink raw reply [flat|nested] 4+ messages in thread
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2024-09-17 23:38 [PATCH] acpi/arm64: remove unnecessary cast Min-Hua Chen
2024-10-19 6:47 ` Hanjun Guo
2024-11-09 8:36 ` Hanjun Guo
2024-11-12 16:10 ` Catalin Marinas
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