openwrt/target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
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>
2020-05-07 12:53:06 +02:00

38 lines
1.4 KiB
Diff

From 462a65a13cff2e04122df6a770d91ef1e301b359 Mon Sep 17 00:00:00 2001
From: Youri Querry <youri.querry_1@nxp.com>
Date: Thu, 19 Dec 2019 09:44:33 -0500
Subject: [PATCH] soc: fsl: dpio: Enable ACP port in Linux QMAN driver
Setting the software portal configuration DE(dequeue stashing
enable) bit. This should enable the ACP (Accelerator Coherency
Port).
During test this improved performance on the LS2088a slightly. No
effect on the LX2160a.
Signed-off-by: Youri Querry <youri.querry_1@nxp.com>
---
drivers/soc/fsl/dpio/qbman-portal.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/soc/fsl/dpio/qbman-portal.c
+++ b/drivers/soc/fsl/dpio/qbman-portal.c
@@ -299,7 +299,7 @@ struct qbman_swp *qbman_swp_init(const s
1, /* mem stashing priority enable */
1, /* mem stashing enable */
1, /* dequeue stashing priority enable */
- 0, /* dequeue stashing enable enable */
+ 1, /* dequeue stashing enable enable */
0); /* EQCR_CI stashing priority enable */
} else {
memset(p->addr_cena, 0, 64 * 1024);
@@ -313,7 +313,7 @@ struct qbman_swp *qbman_swp_init(const s
1, /* mem stashing priority enable */
1, /* mem stashing enable */
1, /* dequeue stashing priority enable */
- 0, /* dequeue stashing enable */
+ 1, /* dequeue stashing enable */
0); /* EQCR_CI stashing priority enable */
reg |= 1 << SWP_CFG_CPBS_SHIFT | /* memory-backed mode */
1 << SWP_CFG_VPM_SHIFT | /* VDQCR read triggered mode */