mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-26 17:01:14 +00:00
cddd459140
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
116 lines
3.8 KiB
Diff
116 lines
3.8 KiB
Diff
From 03374d551c7fbb1b1ecc115df4f374bc5027b1f9 Mon Sep 17 00:00:00 2001
|
|
From: Joakim Zhang <qiangqing.zhang@nxp.com>
|
|
Date: Fri, 12 Jul 2019 08:02:41 +0000
|
|
Subject: [PATCH] can: flexcan: use struct canfd_frame for CAN classic frame
|
|
|
|
This patch prepares for CAN FD mode, using struct canfd_frame can both
|
|
for classic format frame and fd format frame.
|
|
|
|
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
|
|
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
|
|
---
|
|
drivers/net/can/flexcan.c | 34 +++++++++++++++++-----------------
|
|
drivers/net/can/rx-offload.c | 4 ++--
|
|
2 files changed, 19 insertions(+), 19 deletions(-)
|
|
|
|
--- a/drivers/net/can/flexcan.c
|
|
+++ b/drivers/net/can/flexcan.c
|
|
@@ -628,10 +628,10 @@ static int flexcan_get_berr_counter(cons
|
|
static netdev_tx_t flexcan_start_xmit(struct sk_buff *skb, struct net_device *dev)
|
|
{
|
|
const struct flexcan_priv *priv = netdev_priv(dev);
|
|
- struct can_frame *cf = (struct can_frame *)skb->data;
|
|
+ struct canfd_frame *cfd = (struct canfd_frame *)skb->data;
|
|
u32 can_id;
|
|
u32 data;
|
|
- u32 ctrl = FLEXCAN_MB_CODE_TX_DATA | (cf->can_dlc << 16);
|
|
+ u32 ctrl = FLEXCAN_MB_CODE_TX_DATA | (cfd->len << 16);
|
|
int i;
|
|
|
|
if (can_dropped_invalid_skb(dev, skb))
|
|
@@ -639,18 +639,18 @@ static netdev_tx_t flexcan_start_xmit(st
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
- if (cf->can_id & CAN_EFF_FLAG) {
|
|
- can_id = cf->can_id & CAN_EFF_MASK;
|
|
+ if (cfd->can_id & CAN_EFF_FLAG) {
|
|
+ can_id = cfd->can_id & CAN_EFF_MASK;
|
|
ctrl |= FLEXCAN_MB_CNT_IDE | FLEXCAN_MB_CNT_SRR;
|
|
} else {
|
|
- can_id = (cf->can_id & CAN_SFF_MASK) << 18;
|
|
+ can_id = (cfd->can_id & CAN_SFF_MASK) << 18;
|
|
}
|
|
|
|
- if (cf->can_id & CAN_RTR_FLAG)
|
|
+ if (cfd->can_id & CAN_RTR_FLAG)
|
|
ctrl |= FLEXCAN_MB_CNT_RTR;
|
|
|
|
- for (i = 0; i < cf->can_dlc; i += sizeof(u32)) {
|
|
- data = be32_to_cpup((__be32 *)&cf->data[i]);
|
|
+ for (i = 0; i < cfd->len; i += sizeof(u32)) {
|
|
+ data = be32_to_cpup((__be32 *)&cfd->data[i]);
|
|
priv->write(data, &priv->tx_mb->data[i / sizeof(u32)]);
|
|
}
|
|
|
|
@@ -822,7 +822,7 @@ static struct sk_buff *flexcan_mailbox_r
|
|
struct flexcan_regs __iomem *regs = priv->regs;
|
|
struct flexcan_mb __iomem *mb;
|
|
struct sk_buff *skb;
|
|
- struct can_frame *cf;
|
|
+ struct canfd_frame *cfd;
|
|
u32 reg_ctrl, reg_id, reg_iflag1;
|
|
int i;
|
|
|
|
@@ -859,8 +859,8 @@ static struct sk_buff *flexcan_mailbox_r
|
|
reg_ctrl = priv->read(&mb->can_ctrl);
|
|
}
|
|
|
|
- skb = alloc_can_skb(offload->dev, &cf);
|
|
- if (!skb) {
|
|
+ skb = alloc_can_skb(offload->dev, (struct can_frame **)&cfd);
|
|
+ if (unlikely(!skb)) {
|
|
skb = ERR_PTR(-ENOMEM);
|
|
goto mark_as_read;
|
|
}
|
|
@@ -870,17 +870,17 @@ static struct sk_buff *flexcan_mailbox_r
|
|
|
|
reg_id = priv->read(&mb->can_id);
|
|
if (reg_ctrl & FLEXCAN_MB_CNT_IDE)
|
|
- cf->can_id = ((reg_id >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG;
|
|
+ cfd->can_id = ((reg_id >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG;
|
|
else
|
|
- cf->can_id = (reg_id >> 18) & CAN_SFF_MASK;
|
|
+ cfd->can_id = (reg_id >> 18) & CAN_SFF_MASK;
|
|
|
|
if (reg_ctrl & FLEXCAN_MB_CNT_RTR)
|
|
- cf->can_id |= CAN_RTR_FLAG;
|
|
- cf->can_dlc = get_can_dlc((reg_ctrl >> 16) & 0xf);
|
|
+ cfd->can_id |= CAN_RTR_FLAG;
|
|
+ cfd->len = get_can_dlc((reg_ctrl >> 16) & 0xf);
|
|
|
|
- for (i = 0; i < cf->can_dlc; i += sizeof(u32)) {
|
|
+ for (i = 0; i < cfd->len; i += sizeof(u32)) {
|
|
__be32 data = cpu_to_be32(priv->read(&mb->data[i / sizeof(u32)]));
|
|
- *(__be32 *)(cf->data + i) = data;
|
|
+ *(__be32 *)(cfd->data + i) = data;
|
|
}
|
|
|
|
mark_as_read:
|
|
--- a/drivers/net/can/rx-offload.c
|
|
+++ b/drivers/net/can/rx-offload.c
|
|
@@ -51,11 +51,11 @@ static int can_rx_offload_napi_poll(stru
|
|
|
|
while ((work_done < quota) &&
|
|
(skb = skb_dequeue(&offload->skb_queue))) {
|
|
- struct can_frame *cf = (struct can_frame *)skb->data;
|
|
+ struct canfd_frame *cfd = (struct canfd_frame *)skb->data;
|
|
|
|
work_done++;
|
|
stats->rx_packets++;
|
|
- stats->rx_bytes += cf->can_dlc;
|
|
+ stats->rx_bytes += cfd->len;
|
|
netif_receive_skb(skb);
|
|
}
|
|
|