Message ID | 20240418-pci-epf-rework-v3-9-222a5d1ed2e5@linaro.org |
---|---|
State | Not Applicable |
Headers | show
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Thu, 18 Apr 2024 04:59:27 -0700 (PDT) Received: from [127.0.1.1] ([120.56.197.253]) by smtp.gmail.com with ESMTPSA id ei16-20020a056a0080d000b006ed06c4074bsm1305512pfb.85.2024.04.18.04.59.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Apr 2024 04:59:26 -0700 (PDT) From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Date: Thu, 18 Apr 2024 17:28:37 +0530 Subject: [PATCH v3 9/9] PCI: endpoint: pci-epf-test: Handle Link Down event Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: <linux-tegra.vger.kernel.org> List-Subscribe: <mailto:linux-tegra+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-tegra+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240418-pci-epf-rework-v3-9-222a5d1ed2e5@linaro.org> References: <20240418-pci-epf-rework-v3-0-222a5d1ed2e5@linaro.org> In-Reply-To: <20240418-pci-epf-rework-v3-0-222a5d1ed2e5@linaro.org> To: Lorenzo Pieralisi <lpieralisi@kernel.org>, =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= <kw@linux.com>, Rob Herring <robh@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>, Kishon Vijay Abraham I <kishon@kernel.org>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Jingoo Han <jingoohan1@gmail.com> Cc: linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, mhi@lists.linux.dev, linux-tegra@vger.kernel.org, Niklas Cassel <cassel@kernel.org>, Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; 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Series |
PCI: endpoint: Make host reboot handling more robust
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expand
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diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index c8d0c51ae329..afb28df174c3 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -809,10 +809,20 @@ static int pci_epf_test_link_up(struct pci_epf *epf) return 0; } +static int pci_epf_test_link_down(struct pci_epf *epf) +{ + struct pci_epf_test *epf_test = epf_get_drvdata(epf); + + cancel_delayed_work_sync(&epf_test->cmd_handler); + + return 0; +} + static const struct pci_epc_event_ops pci_epf_test_event_ops = { .epc_init = pci_epf_test_epc_init, .epc_deinit = pci_epf_test_epc_deinit, .link_up = pci_epf_test_link_up, + .link_down = pci_epf_test_link_down, }; static int pci_epf_test_alloc_space(struct pci_epf *epf)