[U-Boot] [PATCH v3 1/4] power-domain: add dummy functions when CONFIG_POWER_DOMAIN not defined

[U-Boot] [PATCH v3 1/4] power-domain: add dummy functions when CONFIG_POWER_DOMAIN not defined

[Anatolij Gustschin]

From: Peng Fan <peng.fan@nxp.com>

Add dummy functions when CONFIG_POWER_DOMAIN not defined.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
---

V3:
 - add 'static inline' to fix build breakage
 - use -ENOSYS as we do elsewhere to indicate not implemented functionality

V2: Use CONFIG_IS_ENABLED

 include/power-domain.h | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/include/power-domain.h b/include/power-domain.h
index aba8c0f65c..a558fbbdb2 100644
--- a/include/power-domain.h
+++ b/include/power-domain.h
@@ -87,7 +87,15 @@ struct power_domain {
  * @power_domain	A pointer to a power domain struct to initialize.
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_get(struct udevice *dev, struct power_domain *power_domain);
+#else
+static inline
+int power_domain_get(struct udevice *dev, struct power_domain *power_domain)
+{
+	return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_free - Free a previously requested power domain.
@@ -96,7 +104,14 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain);
  *		requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_free(struct power_domain *power_domain);
+#else
+static inline int power_domain_free(struct power_domain *power_domain)
+{
+	return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_on - Enable power to a power domain.
@@ -105,7 +120,14 @@ int power_domain_free(struct power_domain *power_domain);
  *		requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_on(struct power_domain *power_domain);
+#else
+static inline int power_domain_on(struct power_domain *power_domain)
+{
+	return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_off - Disable power ot a power domain.
@@ -114,6 +136,13 @@ int power_domain_on(struct power_domain *power_domain);
  *		requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_off(struct power_domain *power_domain);
+#else
+static inline int power_domain_off(struct power_domain *power_domain)
+{
+	return -ENOSYS;
+}
+#endif
 
 #endif
-- 
2.14.1

[U-Boot] [PATCH v3 1/4] power-domain: add dummy functions when CONFIG_POWER_DOMAIN not defined

[Anatolij Gustschin]

On Mon,  6 Aug 2018 12:02:45 +0200
Anatolij Gustschin agust at denx.de wrote:

> From: Peng Fan <peng.fan@nxp.com>
> 
> Add dummy functions when CONFIG_POWER_DOMAIN not defined.
> 
> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> Reviewed-by: Simon Glass <sjg@chromium.org>
> Signed-off-by: Anatolij Gustschin <agust@denx.de>
> ---
> 
> V3:
>  - add 'static inline' to fix build breakage
>  - use -ENOSYS as we do elsewhere to indicate not implemented functionality
> 
> V2: Use CONFIG_IS_ENABLED
> 
>  include/power-domain.h | 29 +++++++++++++++++++++++++++++
>  1 file changed, 29 insertions(+)

Applied to u-boot-staging/agust at denx.de, thanks!

--
Anatolij