Exemplos de pmc_dbgfs_register em C++ (Cpp)

Exemplo n.º 1

Arquivo: pmc_atom.c Projeto: AndroPlus-org/android_kernel_sony_msm8996

static int pmc_setup_dev(struct pci_dev *pdev)
{
	struct pmc_dev *pmc = &pmc_device;
	int ret;

	/* Obtain ACPI base address */
	pci_read_config_dword(pdev, ACPI_BASE_ADDR_OFFSET, &acpi_base_addr);
	acpi_base_addr &= ACPI_BASE_ADDR_MASK;

	/* Install power off function */
	if (acpi_base_addr != 0 && pm_power_off == NULL)
		pm_power_off = pmc_power_off;

	pci_read_config_dword(pdev, PMC_BASE_ADDR_OFFSET, &pmc->base_addr);
	pmc->base_addr &= PMC_BASE_ADDR_MASK;

	pmc->regmap = ioremap_nocache(pmc->base_addr, PMC_MMIO_REG_LEN);
	if (!pmc->regmap) {
		dev_err(&pdev->dev, "error: ioremap failed\n");
		return -ENOMEM;
	}

	/* PMC hardware registers setup */
	pmc_hw_reg_setup(pmc);

	ret = pmc_dbgfs_register(pmc, pdev);
	if (ret) {
		iounmap(pmc->regmap);
	}

	return ret;
}

Exemplo n.º 2

static int pmc_probe(struct pci_dev *pdev,
			  const struct pci_device_id *unused)
{
	struct pmc_dev *pmc;
	int ret;

	ret = pci_enable_device(pdev);
	if (ret < 0) {
		dev_err(&pdev->dev, "error: could not enable device\n");
		goto err_enable_device;
	}

	ret = pci_request_regions(pdev, DRIVER_NAME);
	if (ret) {
		dev_err(&pdev->dev, "error: could not request PCI region\n");
		goto err_request_regions;
	}

	pmc = devm_kzalloc(&pdev->dev, sizeof(struct pmc_dev), GFP_KERNEL);
	if (!pmc) {
		ret = -ENOMEM;
		goto err_devm_kzalloc;
	}

	pmc->pdev = pci_dev_get(pdev);

	pci_read_config_dword(pdev, PMC_BASE_ADDR_OFFSET, &pmc->base_addr);
	pmc->base_addr &= PMC_BASE_ADDR_MASK;

	pmc->regmap = devm_ioremap_nocache(&pdev->dev,
		pmc->base_addr, PMC_MMIO_REG_LEN);
	if (!pmc->regmap) {
		dev_err(&pdev->dev, "error: ioremap failed\n");
		ret = -ENOMEM;
		goto err_devm_ioremap;
	}
	pci_set_drvdata(pdev, pmc);
#ifdef CONFIG_DEBUG_FS
	pmc_dbgfs_register(pmc);
#endif /* CONFIG_DEBUG_FS */

	/* Install power off function */
	pci_read_config_dword(pdev, ACPI_BASE_ADDR_OFFSET, &acpi_base_addr);
	acpi_base_addr &= ACPI_BASE_ADDR_MASK;
	if (acpi_base_addr != 0 && pm_power_off == NULL)
		pm_power_off = pmc_power_off;
	return 0;
err_devm_ioremap:
	pci_dev_put(pdev);
err_devm_kzalloc:
	pci_release_regions(pdev);
err_request_regions:
	pci_disable_device(pdev);
err_enable_device:
	dev_err(&pdev->dev, "error: probe failed\n");
	return ret;
}