Introduce compile stubs for the SMD API, allowing consumers to be
compile tested.
Acked-by: Andy Gross <andy.gross@xxxxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
Changes since v3:
- None
Changes since v2:
- Introduce this patch, to allow compile testing of QRTR_SMD
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
--
2.5.0
--
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