@@ -19,6 +19,8 @@
#define DPMAC_CMDID_CLOSE DPMAC_CMD(0x800)
#define DPMAC_CMDID_OPEN DPMAC_CMD(0x80c)
+#define DPMAC_CMDID_GET_API_VERSION DPMAC_CMD(0xa0c)
+
#define DPMAC_CMDID_GET_ATTR DPMAC_CMD(0x004)
#define DPMAC_CMDID_SET_LINK_STATE DPMAC_CMD_V2(0x0c3)
@@ -70,4 +72,9 @@ struct dpmac_rsp_get_counter {
__le64 counter;
};
+struct dpmac_rsp_get_api_version {
+ __le16 major;
+ __le16 minor;
+};
+
#endif /* _FSL_DPMAC_CMD_H */
@@ -181,3 +181,34 @@ int dpmac_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
return 0;
}
+
+/**
+ * dpmac_get_api_version() - Get Data Path MAC version
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @major_ver: Major version of data path mac API
+ * @minor_ver: Minor version of data path mac API
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpmac_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags,
+ u16 *major_ver, u16 *minor_ver)
+{
+ struct dpmac_rsp_get_api_version *rsp_params;
+ struct fsl_mc_command cmd = { 0 };
+ int err;
+
+ cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_API_VERSION,
+ cmd_flags,
+ 0);
+
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ rsp_params = (struct dpmac_rsp_get_api_version *)cmd.params;
+ *major_ver = le16_to_cpu(rsp_params->major);
+ *minor_ver = le16_to_cpu(rsp_params->minor);
+
+ return 0;
+}
@@ -205,4 +205,6 @@ enum dpmac_counter_id {
int dpmac_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
enum dpmac_counter_id id, u64 *value);
+int dpmac_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags,
+ u16 *major_ver, u16 *minor_ver);
#endif /* __FSL_DPMAC_H */
The dpmac_get_api_version command will be used in the next patches to determine if the current firmware is capable or not to change the Ethernet protocol running on the MAC. Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com> --- Changes in v2: - none Changes in v3: - none .../net/ethernet/freescale/dpaa2/dpmac-cmd.h | 7 +++++ drivers/net/ethernet/freescale/dpaa2/dpmac.c | 31 +++++++++++++++++++ drivers/net/ethernet/freescale/dpaa2/dpmac.h | 2 ++ 3 files changed, 40 insertions(+)