From: Jeroen Hofstee <jhofstee@xxxxxxxxxxxxxxxxx>
Document the new feature ("GS_CAN_FEATURE_GET_STATE") that indicates
that the state of the CAN controller can be queried with the new
GS_USB_BREQ_GET_STATE control message.
Signed-off-by: Jeroen Hofstee <jhofstee@xxxxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/20221019213035.1607752-7-mkl@xxxxxxxxxxxxxx
Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
---
drivers/net/can/usb/gs_usb.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index e2e23467caf2..3f00e8d79b75 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -66,6 +66,7 @@ enum gs_usb_breq {
GS_USB_BREQ_BT_CONST_EXT,
GS_USB_BREQ_SET_TERMINATION,
GS_USB_BREQ_GET_TERMINATION,
+ GS_USB_BREQ_GET_STATE,
};
enum gs_can_mode {
@@ -135,6 +136,7 @@ struct gs_device_config {
/* GS_CAN_FEATURE_BT_CONST_EXT BIT(10) */
/* GS_CAN_FEATURE_TERMINATION BIT(11) */
#define GS_CAN_MODE_BERR_REPORTING BIT(12)
+/* GS_CAN_FEATURE_GET_STATE BIT(13) */
struct gs_device_mode {
__le32 mode;
@@ -176,7 +178,8 @@ struct gs_device_termination_state {
#define GS_CAN_FEATURE_BT_CONST_EXT BIT(10)
#define GS_CAN_FEATURE_TERMINATION BIT(11)
#define GS_CAN_FEATURE_BERR_REPORTING BIT(12)
-#define GS_CAN_FEATURE_MASK GENMASK(12, 0)
+#define GS_CAN_FEATURE_GET_STATE BIT(13)
+#define GS_CAN_FEATURE_MASK GENMASK(13, 0)
/* internal quirks - keep in GS_CAN_FEATURE space for now */
--
2.35.1
