This patch adds "ONE-SHOT" mode support to the following CAN-USB
PEAK-System GmbH interfaces:
- PCAN-USB X6
- PCAN-USB FD
- PCAN-USB Pro FD
- PCAN-Chip USB
- PCAN-USB Pro
Signed-off-by: Stephane Grosjean <s.grosjean@xxxxxxxxxxxxxxx>
---
drivers/net/can/usb/peak_usb/pcan_usb_fd.c | 12 ++++++++----
drivers/net/can/usb/peak_usb/pcan_usb_pro.c | 12 +++++++++---
2 files changed, 17 insertions(+), 7 deletions(-)
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
index 8e6250c4c417..0e3bb3a4945d 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
@@ -779,6 +779,10 @@ static int pcan_usb_fd_encode_msg(struct peak_usb_device *dev,
tx_msg_flags |= PUCAN_MSG_RTR;
}
+ /* Single-Shot frame */
+ if (dev->can.ctrlmode & CAN_CTRLMODE_ONE_SHOT)
+ tx_msg_flags |= PUCAN_MSG_SINGLE_SHOT;
+
tx_msg->flags = cpu_to_le16(tx_msg_flags);
tx_msg->channel_dlc = PUCAN_MSG_CHANNEL_DLC(dev->ctrl_idx, dlc);
memcpy(tx_msg->d, cfd->data, cfd->len);
@@ -1068,7 +1072,7 @@ const struct peak_usb_adapter pcan_usb_fd = {
.ctrl_count = PCAN_USBFD_CHANNEL_COUNT,
.ctrlmode_supported = CAN_CTRLMODE_FD |
CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY |
- CAN_CTRLMODE_CC_LEN8_DLC,
+ CAN_CTRLMODE_ONE_SHOT | CAN_CTRLMODE_CC_LEN8_DLC,
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
@@ -1143,7 +1147,7 @@ const struct peak_usb_adapter pcan_usb_chip = {
.ctrl_count = PCAN_USBFD_CHANNEL_COUNT,
.ctrlmode_supported = CAN_CTRLMODE_FD |
CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY |
- CAN_CTRLMODE_CC_LEN8_DLC,
+ CAN_CTRLMODE_ONE_SHOT | CAN_CTRLMODE_CC_LEN8_DLC,
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
@@ -1217,7 +1221,7 @@ const struct peak_usb_adapter pcan_usb_pro_fd = {
.ctrl_count = PCAN_USBPROFD_CHANNEL_COUNT,
.ctrlmode_supported = CAN_CTRLMODE_FD |
CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY |
- CAN_CTRLMODE_CC_LEN8_DLC,
+ CAN_CTRLMODE_ONE_SHOT | CAN_CTRLMODE_CC_LEN8_DLC,
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
@@ -1292,7 +1296,7 @@ const struct peak_usb_adapter pcan_usb_x6 = {
.ctrl_count = PCAN_USBPROFD_CHANNEL_COUNT,
.ctrlmode_supported = CAN_CTRLMODE_FD |
CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY |
- CAN_CTRLMODE_CC_LEN8_DLC,
+ CAN_CTRLMODE_ONE_SHOT | CAN_CTRLMODE_CC_LEN8_DLC,
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
index ff740b4203fa..5b098d1e3746 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
@@ -39,6 +39,7 @@ MODULE_SUPPORTED_DEVICE("PEAK-System PCAN-USB Pro adapter");
#define PCAN_USBPRO_RTR 0x01
#define PCAN_USBPRO_EXT 0x02
+#define PCAN_USBPRO_SS 0x08
#define PCAN_USBPRO_CMD_BUFFER_SIZE 512
@@ -779,9 +780,13 @@ static int pcan_usb_pro_encode_msg(struct peak_usb_device *dev,
flags = 0;
if (cf->can_id & CAN_EFF_FLAG)
- flags |= 0x02;
+ flags |= PCAN_USBPRO_EXT;
if (cf->can_id & CAN_RTR_FLAG)
- flags |= 0x01;
+ flags |= PCAN_USBPRO_RTR;
+
+ /* Single-Shot frame */
+ if (dev->can.ctrlmode & CAN_CTRLMODE_ONE_SHOT)
+ flags |= PCAN_USBPRO_SS;
pcan_msg_add_rec(&usb_msg, data_type, 0, flags, len, cf->can_id,
cf->data);
@@ -1041,7 +1046,8 @@ const struct peak_usb_adapter pcan_usb_pro = {
.name = "PCAN-USB Pro",
.device_id = PCAN_USBPRO_PRODUCT_ID,
.ctrl_count = PCAN_USBPRO_CHANNEL_COUNT,
- .ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY,
+ .ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES | CAN_CTRLMODE_LISTENONLY |
+ CAN_CTRLMODE_ONE_SHOT,
.clock = {
.freq = PCAN_USBPRO_CRYSTAL_HZ,
},
--
2.25.1
