net/bnxt: support RSS action

net/bnxt: support RSS action

Add support for RSS action during flow creation.

group id should not be 0 when RSS action is specified. Driver will
return an error for such a flow.

If a group id is used to create a filter with “n” RSS queues, it cannot
be used to create a filter with a different number of RSS queues till
all the flows using that combination are deleted.

While creating a flow if a group id groups a certain Rx queue ids for
RSS, the same group id shall not create a flow with a different group of
Rx queue ids till all the flows belonging to the group ids are deleted.

While creating a flow if a group id groups a certain Rx queue ids for
RSS, the same queue ids shall not be used with a different group id till
all flows created with that group id are deleted.

Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Santoshkumar Karanappa Rastapur <santosh.rastapur@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Rahul Gupta <rahul.gupta@broadcom.com>
Reviewed-by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>