[Linux-kernel-mentees] [PATCH v2 2/2] i2c: eg20t: use generic power management

Wolfram Sang wsa at kernel.org
Mon Aug 10 14:01:42 UTC 2020


On Thu, Aug 06, 2020 at 01:06:16AM +0530, Vaibhav Gupta wrote:
> Drivers using legacy power management .suspen()/.resume() callbacks
> have to manage PCI states and device's PM states themselves. They also
> need to take care of standard configuration registers.
> 
> Switch to generic power management framework using a single
> "struct dev_pm_ops" variable to take the unnecessary load from the driver.
> This also avoids the need for the driver to directly call most of the PCI
> helper functions and device power state control functions, as through
> the generic framework PCI Core takes care of the necessary operations,
> and drivers are required to do only device-specific jobs.
> 
> Signed-off-by: Vaibhav Gupta <vaibhavgupta40 at gmail.com>

Applied to for-next, thanks!

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