On 2/9/24 8:04 PM, Claudiu wrote: > From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx> > > Do not apply the RX checksum settings to hardware if the interface is down. > In case runtime PM is enabled, and while the interface is down, the IP will > be in reset mode (as for some platforms disabling the clocks will switch > the IP to reset mode, which will lead to losing register contents) and > applying settings in reset mode is not an option. Instead, cache the RX > checksum settings and apply them in ravb_open() through ravb_emac_init(). > This has been solved by introducing pm_runtime_active() check. The device > runtime PM usage counter has been incremented to avoid disabling the device > clocks while the check is in progress (if any). > > Commit prepares for the addition of runtime PM. > > Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx> Reviewed-by: Sergey Shtylyov <s.shtylyov@xxxxxx> [...] MBR, Sergey
