PCI: aardvark: Comment actions in driver remove method

BugLink: https://bugs.launchpad.net/bugs/1978240
commit a4ca7948e1d47275f8f3e5023243440c40561916 upstream.

Add two more comments into the advk_pcie_remove() method.

Link: https://lore.kernel.org/r/20211130172913.9727-6-kabel@kernel.org
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>

diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index 0d02ae8bb4a6db68579d4f7e5a5eb23398d092da..7432eeafc8fe4cf929116df78e13109619a9738d 100644 (file)
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -1681,11 +1681,13 @@ static int advk_pcie_remove(struct platform_device *pdev)
        struct pci_host_bridge *bridge = pci_host_bridge_from_priv(pcie);
        int i;
 
+       /* Remove PCI bus with all devices */
        pci_lock_rescan_remove();
        pci_stop_root_bus(bridge->bus);
        pci_remove_root_bus(bridge->bus);
        pci_unlock_rescan_remove();
 
+       /* Remove IRQ domains */
        advk_pcie_remove_msi_irq_domain(pcie);
        advk_pcie_remove_irq_domain(pcie);