mirror of
git://git.openwrt.org/openwrt/openwrt.git
synced 2025-11-03 14:34:27 -05:00
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>
52 lines
1.4 KiB
Diff
52 lines
1.4 KiB
Diff
From 3734c2c9ac0fd763deceb686efc93b293acca4c6 Mon Sep 17 00:00:00 2001
|
|
From: Jan Kiszka <jan.kiszka@siemens.com>
|
|
Date: Sun, 27 Nov 2016 15:15:51 +0100
|
|
Subject: [PATCH] ivshmem-net: Enable INTx
|
|
|
|
Activate INTx notification when it has to be used instead of MSI-X,
|
|
disable it after use.
|
|
|
|
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
|
|
(cherry picked from commit 8790717bdca6ea58f18baac1749ac347b23b7263)
|
|
---
|
|
drivers/net/ivshmem-net.c | 7 ++++++-
|
|
1 file changed, 6 insertions(+), 1 deletion(-)
|
|
|
|
--- a/drivers/net/ivshmem-net.c
|
|
+++ b/drivers/net/ivshmem-net.c
|
|
@@ -31,6 +31,8 @@
|
|
#define JAILHOUSE_CFG_SHMEM_PTR 0x40
|
|
#define JAILHOUSE_CFG_SHMEM_SZ 0x48
|
|
|
|
+#define IVSHMEM_INTX_ENABLE 0x1
|
|
+
|
|
#define IVSHM_NET_STATE_RESET 0
|
|
#define IVSHM_NET_STATE_INIT 1
|
|
#define IVSHM_NET_STATE_READY 2
|
|
@@ -47,7 +49,7 @@
|
|
#define IVSHM_NET_VQ_ALIGN 64
|
|
|
|
struct ivshmem_regs {
|
|
- u32 imask;
|
|
+ u32 intxctrl;
|
|
u32 istat;
|
|
u32 ivpos;
|
|
u32 doorbell;
|
|
@@ -869,6 +871,8 @@ static int ivshm_net_probe(struct pci_de
|
|
goto err_int;
|
|
|
|
pci_set_master(pdev);
|
|
+ if (!in->using_msix)
|
|
+ writel(IVSHMEM_INTX_ENABLE, &in->ivshm_regs->intxctrl);
|
|
|
|
writel(IVSHM_NET_STATE_RESET, &in->ivshm_regs->lstate);
|
|
|
|
@@ -895,6 +899,7 @@ static void ivshm_net_remove(struct pci_
|
|
free_irq(in->msix.vector, ndev);
|
|
pci_disable_msix(pdev);
|
|
} else {
|
|
+ writel(0, &in->ivshm_regs->intxctrl);
|
|
free_irq(pdev->irq, ndev);
|
|
}
|
|
|