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soc: qcom: smd: Introduce compile stubs

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Introduce compile stubs for the SMD API, allowing consumers to be
compile tested.

Acked-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bjorn Andersson 2016-05-06 07:09:07 -07:00 committed by David S. Miller
parent 218d48e701
commit 43315f31ad
1 changed files with 27 additions and 1 deletions
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28
include/linux/soc/qcom/smd.h
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@ -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