From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: lpieralisi@kernel.org, kw@linux.com
Cc: kishon@kernel.org, bhelgaas@google.com,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: [RESEND PATCH v5 6/9] PCI: qcom-ep: Add support for Link down notification
Date: Thu, 1 Jun 2023 20:31:00 +0530 [thread overview]
Message-ID: <20230601150103.12755-7-manivannan.sadhasivam@linaro.org> (raw)
In-Reply-To: <20230601150103.12755-1-manivannan.sadhasivam@linaro.org>
Add support to pass Link down notification to Endpoint function driver
so that the LINK_DOWN event can be processed by the function.
Reviewed-by: Kishon Vijay Abraham I <kishon@kernel.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
drivers/pci/controller/dwc/pcie-qcom-ep.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c
index 19b32839ea26..4ce01ff7527c 100644
--- a/drivers/pci/controller/dwc/pcie-qcom-ep.c
+++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c
@@ -569,6 +569,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data)
if (FIELD_GET(PARF_INT_ALL_LINK_DOWN, status)) {
dev_dbg(dev, "Received Linkdown event\n");
pcie_ep->link_status = QCOM_PCIE_EP_LINK_DOWN;
+ pci_epc_linkdown(pci->ep.epc);
} else if (FIELD_GET(PARF_INT_ALL_BME, status)) {
dev_dbg(dev, "Received BME event. Link is enabled!\n");
pcie_ep->link_status = QCOM_PCIE_EP_LINK_ENABLED;
--
2.25.1
next prev parent reply other threads:[~2023-06-01 15:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-01 15:00 [RESEND PATCH v5 0/9] Add support for MHI Endpoint function driver Manivannan Sadhasivam
2023-06-01 15:00 ` [RESEND PATCH v5 1/9] PCI: endpoint: Add missing documentation about the MSI/MSI-X range Manivannan Sadhasivam
2023-06-01 15:00 ` [RESEND PATCH v5 2/9] PCI: endpoint: Pass EPF device ID to the probe function Manivannan Sadhasivam
2023-06-01 15:00 ` [RESEND PATCH v5 3/9] PCI: endpoint: Warn and return if EPC is started/stopped multiple times Manivannan Sadhasivam
2023-06-01 15:00 ` [RESEND PATCH v5 4/9] PCI: endpoint: Add linkdown notifier support Manivannan Sadhasivam
2023-06-01 15:00 ` [RESEND PATCH v5 5/9] PCI: endpoint: Add BME " Manivannan Sadhasivam
2023-06-01 15:01 ` Manivannan Sadhasivam [this message]
2023-06-01 15:01 ` [RESEND PATCH v5 7/9] PCI: qcom-ep: Add support for BME notification Manivannan Sadhasivam
2023-06-01 15:01 ` [RESEND PATCH v5 8/9] PCI: endpoint: Add PCI Endpoint function driver for MHI bus Manivannan Sadhasivam
2023-06-01 15:01 ` [RESEND PATCH v5 9/9] MAINTAINERS: Add PCI MHI endpoint function driver under " Manivannan Sadhasivam
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