soc: qcom: smd: Implement id_table driver matching

Implement a id_table based driver maching mechanism for drivers that
binds to fixed channels and doesn't need any additional configuration,
e.g. IPCRTR and DIAG.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Andy Gross <agross@codeaurora.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/soc/qcom/smd.h b/include/linux/soc/qcom/smd.h
index d7e50aa6a4ac..d0cb6d189a0a 100644
--- a/include/linux/soc/qcom/smd.h
+++ b/include/linux/soc/qcom/smd.h
@@ -9,6 +9,14 @@ struct qcom_smd_channel;
 struct qcom_smd_lookup;
 
 /**
+ * struct qcom_smd_id - struct used for matching a smd device
+ * @name:       name of the channel
+ */
+struct qcom_smd_id {
+        char name[20];
+};
+
+/**
  * struct qcom_smd_device - smd device struct
  * @dev:        the device struct
  * @channel:    handle to the smd channel for this device
@@ -21,6 +29,7 @@ struct qcom_smd_device {
 /**
  * struct qcom_smd_driver - smd driver struct
  * @driver:     underlying device driver
+ * @smd_match_table: static channel match table
  * @probe:      invoked when the smd channel is found
  * @remove:     invoked when the smd channel is closed
  * @callback:   invoked when an inbound message is received on the channel,
@@ -29,6 +38,8 @@ struct qcom_smd_device {
  */
 struct qcom_smd_driver {
         struct device_driver driver;
+        const struct qcom_smd_id *smd_match_table;
+
         int (*probe)(struct qcom_smd_device *dev);
         void (*remove)(struct qcom_smd_device *dev);
         int (*callback)(struct qcom_smd_device *, const void *, size_t);