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Commit 3765b2fb authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "msm: pcie: do not recover link for unexpected case"

parents cb6d3a18 09f0b0a1

arch/arm/mach-msm/pcie_irq.c

+2 −14
Original line number Diff line number Diff line
@@ -207,7 +207,6 @@ static irqreturn_t handle_wake_irq(int irq, void *data) 


static void handle_linkdown_func(struct work_struct *work)

{

	int ret;

	struct msm_pcie_dev_t *dev = container_of(work, struct msm_pcie_dev_t,

					handle_linkdown_work);
@@ -254,22 +253,11 @@ static void handle_linkdown_func(struct work_struct *work) 
			}

		}

	} else {

		PCIE_DBG(

			"PCIe: No registration for linkdown of RC%d; so recover the link by RC\n",

			dev->rc_idx);



		msm_pcie_disable(dev, PM_EXPT | PM_PIPE_CLK | PM_CLK | PM_VREG);

		ret = msm_pcie_recover_link(dev);



		if (ret) {

		pr_err(

				"PCIe:failed to enable RC%d again upon linkdown.\n",

			"PCIe: Client driver does not have registration and this linkdown of RC%d should never happen.\n",

			dev->rc_idx);

			goto out;

		}

	}



out:

	dev->handling_linkdown--;

	if (dev->handling_linkdown < 0)

		pr_err("PCIe:handling_linkdown for RC%d is %d\n",