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path: root/drivers/net/ethernet/freescale/dpaa2/dpni.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpni.c')
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpni.c40
1 files changed, 38 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpni.c b/drivers/net/ethernet/freescale/dpaa2/dpni.c
index 220dfc806a24..05e30893dee6 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpni.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.c
@@ -838,13 +838,13 @@ int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
const struct dpni_link_cfg *cfg)
{
struct fsl_mc_command cmd = { 0 };
- struct dpni_cmd_set_link_cfg *cmd_params;
+ struct dpni_cmd_link_cfg *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_LINK_CFG,
cmd_flags,
token);
- cmd_params = (struct dpni_cmd_set_link_cfg *)cmd.params;
+ cmd_params = (struct dpni_cmd_link_cfg *)cmd.params;
cmd_params->rate = cpu_to_le32(cfg->rate);
cmd_params->options = cpu_to_le64(cfg->options);
@@ -853,6 +853,42 @@ int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
}
/**
+ * dpni_get_link_cfg() - return the link configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Link configuration from dpni object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_link_cfg(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ struct dpni_link_cfg *cfg)
+{
+ struct fsl_mc_command cmd = { 0 };
+ struct dpni_cmd_link_cfg *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_LINK_CFG,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_cmd_link_cfg *)cmd.params;
+ cfg->rate = le32_to_cpu(rsp_params->rate);
+ cfg->options = le64_to_cpu(rsp_params->options);
+
+ return err;
+}
+
+/**
* dpni_get_link_state() - Return the link state (either up or down)
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'