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SubjectRe: [PATCH 1/3] usb: add function usb_autopm_get_interface_upgrade
On Tue, May 26, 2015 at 10:19:57AM +0800, Zhang, Yanmin wrote:
> Some usb driver has a specific requirement. Their critical functions
>
> might be called under both atomic environment and non-atomic environment.
>
> If it's under atomic environment, the driver can wake up the device
>
> by calling pm_runtime_get_sync directly.
>
> If it's under non-atomic environment, the function's caller need wake
>
> up the device before the function accesses the device.
>
> The patch adds usb_autopm_get_interface_upgrade, a new function to
>
> support above capability.
>
> Signed-off-by: Zhang Yanmin <yanmin.zhang@intel.com>
>
> ---
>
> drivers/usb/core/driver.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++
>
> include/linux/usb.h | 3 +++
>
> 2 files changed, 56 insertions(+)
>
> diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
>
> index 818369a..d07fd8d 100644
>
> --- a/drivers/usb/core/driver.c
>
> +++ b/drivers/usb/core/driver.c
>
> @@ -1684,6 +1684,59 @@ int usb_autopm_get_interface(struct usb_interface *intf)
>
> EXPORT_SYMBOL_GPL(usb_autopm_get_interface);
>
>
> /**
>
> + * usb_autopm_get_interface_retry - increment a USB interface's PM-usage counter
>
> + * @intf: the usb_interface whose counter should be incremented

Your emails are obviously corrupted and can't be applied.. Please fix
up and resend all of them.

thanks,

greg k-h


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