mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +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>
55 lines
1.6 KiB
Diff
55 lines
1.6 KiB
Diff
From c095bbc29eeae597c47c90d41fab472be9e14ca6 Mon Sep 17 00:00:00 2001
|
|
From: Camelia Groza <camelia.groza@nxp.com>
|
|
Date: Wed, 30 May 2018 15:26:47 +0300
|
|
Subject: [PATCH] sdk_dpaa: ceetm: WQ/CEETM mode switchover cleanup
|
|
|
|
Wait for the WQ TX FQs to empty before switching from WQ to CEETM mode.
|
|
|
|
Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
|
|
---
|
|
.../ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c | 26 ++++++++++++++++++++++
|
|
1 file changed, 26 insertions(+)
|
|
|
|
--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c
|
|
+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c
|
|
@@ -65,6 +65,31 @@ static void get_dcp_and_sp(struct net_de
|
|
}
|
|
}
|
|
|
|
+/* Wait for the DPAA Eth driver WQ TX FQs to empty */
|
|
+static void dpaa_drain_fqs(struct net_device *dev)
|
|
+{
|
|
+ const struct dpa_priv_s *priv = netdev_priv(dev);
|
|
+ struct qm_mcr_queryfq_np np;
|
|
+ struct qman_fq *fq;
|
|
+ int ret, i;
|
|
+
|
|
+ for (i = 0; i < DPAA_ETH_TX_QUEUES; i ++) {
|
|
+ fq = priv->egress_fqs[i];
|
|
+ while (true) {
|
|
+ ret = qman_query_fq_np(fq, &np);
|
|
+ if (unlikely(ret)) {
|
|
+ pr_err(KBUILD_BASENAME
|
|
+ " : %s : unable to query FQ %x: %d\n",
|
|
+ __func__, fq->fqid, ret);
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ if (np.frm_cnt == 0)
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+}
|
|
+
|
|
/* Enqueue Rejection Notification callback */
|
|
static void ceetm_ern(struct qman_portal *portal, struct qman_fq *fq,
|
|
const struct qm_mr_entry *msg)
|
|
@@ -1103,6 +1128,7 @@ static int ceetm_init(struct Qdisc *sch,
|
|
switch (priv->type) {
|
|
case CEETM_ROOT:
|
|
netif_tx_stop_all_queues(dev);
|
|
+ dpaa_drain_fqs(dev);
|
|
ret = ceetm_init_root(sch, priv, qopt, extack);
|
|
netif_tx_wake_all_queues(dev);
|
|
break;
|