diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch b/target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch new file mode 100644 index 0000000000..ed1978b564 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0352-soc-fsl-dpio-Enable-ACP-port-in-Linux-QMAN-driver.patch @@ -0,0 +1,37 @@ +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 */ |