From 43315f31adc2bf3b35e04dcf2372c3bb08014ed1 Mon Sep 17 00:00:00 2001 From: Bjorn Andersson Date: Fri, 6 May 2016 07:09:07 -0700 Subject: [PATCH] soc: qcom: smd: Introduce compile stubs Introduce compile stubs for the SMD API, allowing consumers to be compile tested. Acked-by: Andy Gross Signed-off-by: Bjorn Andersson Signed-off-by: David S. Miller --- include/linux/soc/qcom/smd.h | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-) diff --git a/include/linux/soc/qcom/smd.h b/include/linux/soc/qcom/smd.h index d0cb6d189a0a..46a984f5e3a3 100644 --- a/include/linux/soc/qcom/smd.h +++ b/include/linux/soc/qcom/smd.h @@ -45,13 +45,39 @@ struct qcom_smd_driver { int (*callback)(struct qcom_smd_device *, const void *, size_t); }; +#if IS_ENABLED(CONFIG_QCOM_SMD) + int qcom_smd_driver_register(struct qcom_smd_driver *drv); void qcom_smd_driver_unregister(struct qcom_smd_driver *drv); +int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len); + +#else + +static inline int qcom_smd_driver_register(struct qcom_smd_driver *drv) +{ + return -ENXIO; +} + +static inline void qcom_smd_driver_unregister(struct qcom_smd_driver *drv) +{ + /* This shouldn't be possible */ + WARN_ON(1); +} + +static inline int qcom_smd_send(struct qcom_smd_channel *channel, + const void *data, int len) +{ + /* This shouldn't be possible */ + WARN_ON(1); + return -ENXIO; +} + +#endif + #define module_qcom_smd_driver(__smd_driver) \ module_driver(__smd_driver, qcom_smd_driver_register, \ qcom_smd_driver_unregister) -int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len); #endif