UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

irqchip: LoongArch: Fix secondary bridge routing errors 

upstream: no

Fixed the problem of device interrupt exception on lower
bridge 1 of 3C5000 dual-bridge platform due to extended
IO interrupt routing error.

Fixes: da2fb71cdc ("irqchip/loongson-pch-pic: Update interrupt registration policy")
Signed-off-by: Juxin Gao <gaojuxin@loongson.cn>
Signed-off-by: Ming Wang <wangming01@loongson.cn>
This commit is contained in:
Juxin Gao 2024-05-28 11:33:31 +08:00 committed by Jianping Liu
parent 73d6a10d55
commit cfb503a1fe
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/irqchip/irq-loongson-pch-pic.c
View File

@ -268,7 +268,7 @@ static void pch_pic_reset(struct pch_pic *priv)
for (i = 0; i < PIC_COUNT; i++) {
/* Write vector ID */
writeb(priv->ht_vec_base + i, priv->base + PCH_INT_HTVEC(hwirq_to_bit(priv, i)));
writeb(i, priv->base + PCH_INT_HTVEC(hwirq_to_bit(priv, i)));
/* Hardcode route to HT0 Lo */
writeb(1, priv->base + PCH_INT_ROUTE(i));
}