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Commit 554183df authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: pcie: add proper PCIe link state for linkdown"

parents 72eeaa9d 58d2a296

drivers/pci/controller/pci-msm.c

+3 −2
Original line number Diff line number Diff line
@@ -330,6 +330,7 @@ enum msm_pcie_link_status { 
	MSM_PCIE_LINK_ENABLED,

	MSM_PCIE_LINK_DISABLED,

	MSM_PCIE_LINK_DRV,

	MSM_PCIE_LINK_DOWN,

};



enum msm_pcie_boot_option {
@@ -4888,7 +4889,7 @@ static irqreturn_t handle_aer_irq(int irq, void *data) 
	msm_pcie_write_mask(dev->dm_core + PCIE20_CAP_DEVCTRLSTATUS, 0,

				BIT(18)|BIT(17)|BIT(16));



	if (dev->link_status == MSM_PCIE_LINK_DISABLED) {

	if (dev->link_status != MSM_PCIE_LINK_ENABLED) {

		PCIE_DBG2(dev, "RC%d link is down\n", dev->rc_idx);

		goto out;

	}
@@ -5039,7 +5040,7 @@ static irqreturn_t handle_linkdown_irq(int irq, void *data) 
			"PCIe:the link of RC%d is suspending.\n",

			dev->rc_idx);

	} else {

		dev->link_status = MSM_PCIE_LINK_DISABLED;

		dev->link_status = MSM_PCIE_LINK_DOWN;

		dev->shadow_en = false;



		if (dev->linkdown_panic)