openwrt/target/linux/layerscape/patches-5.4/809-jailhouse-0006-ivshmem-net-Improve-identification-of-resources.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

56 lines
1.7 KiB
Diff

From 40985902afd8f4eb0bd7aa4238c7d458282af948 Mon Sep 17 00:00:00 2001
From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Wed, 21 Dec 2016 08:20:18 +0100
Subject: [PATCH] ivshmem-net: Improve identification of resources
Pass a device name consisting of driver name and PCI ID to request_irq
and alloc_ordered_workqueue. This helps correlating resources with
devices in case there are multiple of them.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
(cherry picked from commit 43e2ff78b89cbdfaecba54601d85f3d40349a9b5)
---
drivers/net/ivshmem-net.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
--- a/drivers/net/ivshmem-net.c
+++ b/drivers/net/ivshmem-net.c
@@ -762,6 +762,7 @@ static int ivshm_net_probe(struct pci_de
resource_size_t shmaddr;
resource_size_t shmlen;
int interrupt;
+ char *device_name;
void *shm;
u32 ivpos;
int err;
@@ -814,7 +815,10 @@ static int ivshm_net_probe(struct pci_de
return -EINVAL;
}
- dev_info(&pdev->dev, "shared memory size %pa\n", &shmlen);
+ device_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s[%s]", DRV_NAME,
+ dev_name(&pdev->dev));
+ if (!device_name)
+ return -ENOMEM;
ndev = alloc_etherdev(sizeof(*in));
if (!ndev)
@@ -837,7 +841,7 @@ static int ivshm_net_probe(struct pci_de
if (err)
goto err_free;
- in->state_wq = alloc_ordered_workqueue(DRV_NAME, 0);
+ in->state_wq = alloc_ordered_workqueue(device_name, 0);
if (!in->state_wq)
goto err_free;
@@ -866,7 +870,7 @@ static int ivshm_net_probe(struct pci_de
in->using_msix = false;
}
- err = request_irq(interrupt, ivshm_net_int, 0, DRV_NAME, ndev);
+ err = request_irq(interrupt, ivshm_net_int, 0, device_name, ndev);
if (err)
goto err_int;