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[v3,2/7] ACPI: bus: implement for_each_acpi_dev_match when !ACPI

Message ID 20241210-fix-ipu-v3-2-00e409c84a6c@chromium.org (mailing list archive)
State New
Headers show
Series ipu6: get rid of all the IS_ENABLED(CONFIG_ACPI) | expand

Commit Message

Ricardo Ribalda Dec. 10, 2024, 7:55 p.m. UTC
Provide an implementation of for_each_acpi_dev_match that can be used
when CONFIG_ACPI is not set.

The condition `false && hid && uid && hrv` is used to avoid "variable
not used" warnings.

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 include/acpi/acpi_bus.h | 3 +++
 1 file changed, 3 insertions(+)

Comments

Sakari Ailus Dec. 10, 2024, 9:02 p.m. UTC | #1
Hi Ricardo,

On Tue, Dec 10, 2024 at 07:55:59PM +0000, Ricardo Ribalda wrote:
> Provide an implementation of for_each_acpi_dev_match that can be used
> when CONFIG_ACPI is not set.
> 
> The condition `false && hid && uid && hrv` is used to avoid "variable
> not used" warnings.
> 
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
> ---
>  include/acpi/acpi_bus.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
> index b2e377b7f337..eaafca41cf02 100644
> --- a/include/acpi/acpi_bus.h
> +++ b/include/acpi/acpi_bus.h
> @@ -1003,6 +1003,9 @@ static inline int unregister_acpi_bus_type(void *bus) { return 0; }
>  
>  static inline int acpi_wait_for_acpi_ipmi(void) { return 0; }
>  
> +#define for_each_acpi_dev_match(adev, hid, uid, hrv)			\
> +	for (adev = NULL; false && (hid) && (uid) && (hrv);)

There should be a space after the semicolon. I guess this might depend on
who you ask. Either way,

Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>

> +
>  #endif				/* CONFIG_ACPI */
>  
>  #endif /*__ACPI_BUS_H__*/
>
diff mbox series

Patch

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index b2e377b7f337..eaafca41cf02 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -1003,6 +1003,9 @@  static inline int unregister_acpi_bus_type(void *bus) { return 0; }
 
 static inline int acpi_wait_for_acpi_ipmi(void) { return 0; }
 
+#define for_each_acpi_dev_match(adev, hid, uid, hrv)			\
+	for (adev = NULL; false && (hid) && (uid) && (hrv);)
+
 #endif				/* CONFIG_ACPI */
 
 #endif /*__ACPI_BUS_H__*/