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    SubjectRe: [PATCH 4/5] wifi: rtw88: Remove redundant pci_clear_master
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    Cai Huoqing <cai.huoqing@linux.dev> wrote:

    > Remove pci_clear_master to simplify the code,
    > the bus-mastering is also cleared in do_pci_disable_device,
    > like this:
    > ./drivers/pci/pci.c:2197
    > static void do_pci_disable_device(struct pci_dev *dev)
    > {
    > u16 pci_command;
    >
    > pci_read_config_word(dev, PCI_COMMAND, &pci_command);
    > if (pci_command & PCI_COMMAND_MASTER) {
    > pci_command &= ~PCI_COMMAND_MASTER;
    > pci_write_config_word(dev, PCI_COMMAND, pci_command);
    > }
    >
    > pcibios_disable_device(dev);
    > }.
    > And dev->is_busmaster is set to 0 in pci_disable_device.
    >
    > Signed-off-by: Cai Huoqing <cai.huoqing@linux.dev>
    > Reviewed-by: Simon Horman <simon.horman@corigine.com>
    > Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>

    Patch applied to wireless-next.git, thanks.

    e665c6d67e54 wifi: rtw88: Remove redundant pci_clear_master

    --
    https://patchwork.kernel.org/project/linux-wireless/patch/20230323112613.7550-4-cai.huoqing@linux.dev/

    https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

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