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, dlemoal@kernel.org,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: [PATCH v6 7/9] PCI: qcom-ep: Add support for BME notification
Date: Fri, 2 Jun 2023 17:17:54 +0530 [thread overview]
Message-ID: <20230602114756.36586-8-manivannan.sadhasivam@linaro.org> (raw)
In-Reply-To: <20230602114756.36586-1-manivannan.sadhasivam@linaro.org>
Add support to pass BME (Bus Master Enable) notification to Endpoint
function driver so that the BME event can be processed by the function.
Reviewed-by: Kishon Vijay Abraham I <kishon@kernel.org>
Reviewed-by: Damien Le Moal <dlemoal@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 4ce01ff7527c..1435f516d3f7 100644
--- a/drivers/pci/controller/dwc/pcie-qcom-ep.c
+++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c
@@ -573,6 +573,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data)
} 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;
+ pci_epc_bme_notify(pci->ep.epc);
} else if (FIELD_GET(PARF_INT_ALL_PM_TURNOFF, status)) {
dev_dbg(dev, "Received PM Turn-off event! Entering L23\n");
val = readl_relaxed(pcie_ep->parf + PARF_PM_CTRL);
--
2.25.1
next prev parent reply other threads:[~2023-06-02 11:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-02 11:47 [PATCH v6 0/9] Add support for MHI Endpoint function driver Manivannan Sadhasivam
2023-06-02 11:47 ` [PATCH v6 1/9] PCI: endpoint: Add missing documentation about the MSI/MSI-X range Manivannan Sadhasivam
2023-06-02 11:47 ` [PATCH v6 2/9] PCI: endpoint: Pass EPF device ID to the probe function Manivannan Sadhasivam
2023-06-02 12:13 ` Damien Le Moal
2023-06-05 13:08 ` Lorenzo Pieralisi
2023-06-05 13:55 ` Manivannan Sadhasivam
2023-06-05 9:27 ` Lorenzo Pieralisi
2023-06-05 11:57 ` Manivannan Sadhasivam
2023-06-05 13:06 ` Lorenzo Pieralisi
2023-06-23 20:14 ` Bjorn Helgaas
2023-06-02 11:47 ` [PATCH v6 3/9] PCI: endpoint: Return error if EPC is started/stopped multiple times Manivannan Sadhasivam
2023-06-02 12:14 ` Damien Le Moal
2023-06-02 11:47 ` [PATCH v6 4/9] PCI: endpoint: Add linkdown notifier support Manivannan Sadhasivam
2023-06-02 11:47 ` [PATCH v6 5/9] PCI: endpoint: Add BME " Manivannan Sadhasivam
2023-06-02 11:47 ` [PATCH v6 6/9] PCI: qcom-ep: Add support for Link down notification Manivannan Sadhasivam
2023-06-02 11:47 ` Manivannan Sadhasivam [this message]
2023-06-02 11:47 ` [PATCH v6 8/9] PCI: endpoint: Add PCI Endpoint function driver for MHI bus Manivannan Sadhasivam
2023-06-07 20:49 ` Bjorn Helgaas
2023-06-07 21:19 ` Bjorn Helgaas
2023-06-08 16:35 ` Manivannan Sadhasivam
2023-06-09 7:53 ` Lorenzo Pieralisi
2023-06-02 11:47 ` [PATCH v6 9/9] MAINTAINERS: Add PCI MHI endpoint function driver under " Manivannan Sadhasivam
2023-06-02 12:15 ` Damien Le Moal
2023-06-05 14:45 ` [PATCH v6 0/9] Add support for MHI Endpoint function driver Lorenzo Pieralisi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230602114756.36586-8-manivannan.sadhasivam@linaro.org \
--to=manivannan.sadhasivam@linaro.org \
--cc=bhelgaas@google.com \
--cc=dlemoal@kernel.org \
--cc=kishon@kernel.org \
--cc=kw@linux.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=lpieralisi@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).