From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/pci/hotplug/pciehp_hpc.c | 12 +++---------
1 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/kernel/drivers/pci/hotplug/pciehp_hpc.c b/kernel/drivers/pci/hotplug/pciehp_hpc.c
index dda9523..75c6c72 100644
--- a/kernel/drivers/pci/hotplug/pciehp_hpc.c
+++ b/kernel/drivers/pci/hotplug/pciehp_hpc.c
@@ -332,17 +332,11 @@
static int __pciehp_link_set(struct controller *ctrl, bool enable)
{
struct pci_dev *pdev = ctrl_dev(ctrl);
- u16 lnk_ctrl;
- pcie_capability_read_word(pdev, PCI_EXP_LNKCTL, &lnk_ctrl);
+ pcie_capability_clear_and_set_word(pdev, PCI_EXP_LNKCTL,
+ PCI_EXP_LNKCTL_LD,
+ enable ? 0 : PCI_EXP_LNKCTL_LD);
- if (enable)
- lnk_ctrl &= ~PCI_EXP_LNKCTL_LD;
- else
- lnk_ctrl |= PCI_EXP_LNKCTL_LD;
-
- pcie_capability_write_word(pdev, PCI_EXP_LNKCTL, lnk_ctrl);
- ctrl_dbg(ctrl, "%s: lnk_ctrl = %x\n", __func__, lnk_ctrl);
return 0;
}
--
Gitblit v1.6.2