Mailbox is a communication channel between driver and firmware.
Signed-off-by: WanRenyong <wanry@yunsilicon.com>
---
drivers/net/xsc/xsc_ctrl.c | 8 ++++++++
drivers/net/xsc/xsc_ctrl.h | 31 +++++++++++++++++++++++++++++++
2 files changed, 39 insertions(+)
@@ -54,3 +54,11 @@ xsc_ioctl(struct xsc_dev *dev, int cmd, int opcode,
rte_free(hdr);
return ret;
}
+
+int
+xsc_mailbox_exec(struct xsc_dev *dev, void *data_in,
+ int in_len, void *data_out, int out_len)
+{
+ /* ignore opcode in hdr->attr when cmd = XSC_IOCTL_CMDQ_RAW */
+ return xsc_ioctl(dev, XSC_IOCTL_CMDQ_RAW, 0, data_in, in_len, data_out, out_len);
+}
@@ -40,6 +40,35 @@ struct xsc_ioctl_hdr {
struct xsc_ioctl_attr attr;
};
+/* ioctl */
+struct xsc_inbox_hdr {
+ __be16 opcode;
+ uint8_t rsvd[4];
+ __be16 opmod;
+};
+
+struct xsc_outbox_hdr {
+ uint8_t status;
+ uint8_t rsvd[3];
+ __be32 syndrome;
+};
+
+/* ioctl mbox */
+struct xsc_ioctl_mbox_in {
+ struct xsc_inbox_hdr hdr;
+ __be16 len;
+ __be16 rsvd;
+ uint8_t data[];
+};
+
+struct xsc_ioctl_mbox_out {
+ struct xsc_outbox_hdr hdr;
+ __be32 error;
+ __be16 len;
+ __be16 rsvd;
+ uint8_t data[];
+};
+
struct xsc_ioctl_data_tl {
uint16_t table;
uint16_t opmod;
@@ -82,5 +111,7 @@ struct xsc_ioctl_get_hwinfo {
int xsc_ioctl(struct xsc_dev *dev, int cmd, int opcode,
void *data_in, int in_len, void *data_out, int out_len);
+int xsc_mailbox_exec(struct xsc_dev *dev, void *data_in,
+ int in_len, void *data_out, int out_len);
#endif /* _XSC_CTRL_H_ */