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Wysocki" Subject: [PATCH v16 6/9] PCI: Define a function to set ACPI_COMPANION in pci_dev Date: Tue, 17 Aug 2021 23:39:34 +0530 Message-Id: <20210817180937.3123-7-ameynarkhede03@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210817180937.3123-1-ameynarkhede03@gmail.com> References: <20210817180937.3123-1-ameynarkhede03@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Shanker Donthineni Move the existing code logic from acpi_pci_bridge_d3() to a separate function pci_set_acpi_fwnode() to set the ACPI fwnode. No functional change with this patch. Signed-off-by: Shanker Donthineni Reviewed-by: Alex Williamson --- drivers/pci/pci-acpi.c | 12 ++++++++---- drivers/pci/pci.h | 2 ++ 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 36bc23e21..eaddbf701 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -934,6 +934,13 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev) static struct acpi_device *acpi_pci_find_companion(struct device *dev); +void pci_set_acpi_fwnode(struct pci_dev *dev) +{ + if (!ACPI_COMPANION(&dev->dev) && !pci_dev_is_added(dev)) + ACPI_COMPANION_SET(&dev->dev, + acpi_pci_find_companion(&dev->dev)); +} + static bool acpi_pci_bridge_d3(struct pci_dev *dev) { const struct fwnode_handle *fwnode; @@ -945,11 +952,8 @@ static bool acpi_pci_bridge_d3(struct pci_dev *dev) return false; /* Assume D3 support if the bridge is power-manageable by ACPI. */ + pci_set_acpi_fwnode(dev); adev = ACPI_COMPANION(&dev->dev); - if (!adev && !pci_dev_is_added(dev)) { - adev = acpi_pci_find_companion(&dev->dev); - ACPI_COMPANION_SET(&dev->dev, adev); - } if (adev && acpi_device_power_manageable(adev)) return true; diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 31458d48e..8ef379b6c 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -703,7 +703,9 @@ static inline int pci_aer_raw_clear_status(struct pci_dev *dev) { return -EINVAL #ifdef CONFIG_ACPI int pci_acpi_program_hp_params(struct pci_dev *dev); extern const struct attribute_group pci_dev_acpi_attr_group; +void pci_set_acpi_fwnode(struct pci_dev *dev); #else +static inline void pci_set_acpi_fwnode(struct pci_dev *dev) {} static inline int pci_acpi_program_hp_params(struct pci_dev *dev) { return -ENODEV; -- 2.32.0