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authorStephane Grosjean <s.grosjean@peak-system.com>2015-01-23 11:31:22 +0100
committerMarc Kleine-Budde <mkl@pengutronix.de>2015-01-28 14:47:06 +0100
commit2b0861e8cb51a6ace26da466d04eb5d535263cd4 (patch)
tree8a3a1f152aa24e1f4edfcbd41b0ea8fe8b503b18 /drivers
parentcan: peak_usb: upgrade core to data bittiming specs (diff)
downloadlinux-dev-2b0861e8cb51a6ace26da466d04eb5d535263cd4.tar.xz
linux-dev-2b0861e8cb51a6ace26da466d04eb5d535263cd4.zip
can: peak_usb: upgrade core to new struct canfd_frame
Upgrade PEAK-System USB adapters core to the new data structures (names) and callbacks added for the support of the CANFD extension. This specific patch includes changes that deal with the new struct canfd_frame. Signed-off-by: Stephane Grosjean <s.grosjean@peak-system.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb_core.c8
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb_core.h2
2 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
index 10553ffc453f..ae8c448fd4d0 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
@@ -252,7 +252,7 @@ static void peak_usb_write_bulk_callback(struct urb *urb)
case 0:
/* transmission complete */
netdev->stats.tx_packets++;
- netdev->stats.tx_bytes += context->dlc;
+ netdev->stats.tx_bytes += context->data_len;
/* prevent tx timeout */
netdev->trans_start = jiffies;
@@ -288,7 +288,7 @@ static netdev_tx_t peak_usb_ndo_start_xmit(struct sk_buff *skb,
struct peak_usb_device *dev = netdev_priv(netdev);
struct peak_tx_urb_context *context = NULL;
struct net_device_stats *stats = &netdev->stats;
- struct can_frame *cf = (struct can_frame *)skb->data;
+ struct canfd_frame *cfd = (struct canfd_frame *)skb->data;
struct urb *urb;
u8 *obuf;
int i, err;
@@ -321,7 +321,9 @@ static netdev_tx_t peak_usb_ndo_start_xmit(struct sk_buff *skb,
}
context->echo_index = i;
- context->dlc = cf->can_dlc;
+
+ /* Note: this works with CANFD frames too */
+ context->data_len = cfd->len;
usb_anchor_urb(urb, &dev->tx_submitted);
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.h b/drivers/net/can/usb/peak_usb/pcan_usb_core.h
index c0e8dfaef526..e8038b30bab5 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.h
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.h
@@ -98,7 +98,7 @@ struct peak_time_ref {
struct peak_tx_urb_context {
struct peak_usb_device *dev;
u32 echo_index;
- u8 dlc;
+ u8 data_len;
struct urb *urb;
};