drivers/net/shaper.py

2 # SPDX-License-Identifier: GPL-2.0
10 def get_shapers(cfg, nl_shaper) -> None:
21 def get_caps(cfg, nl_shaper) -> None:
29     # Each device implementing shaper support must support some
33 def set_qshapers(cfg, nl_shaper) -> None:
41     if not 'support-bw-max' in caps or not 'support-metric-bps' in caps:
42         raise KsftSkipEx("device does not support queue scope shapers with bw_max and metric bps")
46     channels = netnl.channels_get({'header': {'dev-index': cfg.ifindex}})
47     if channels['combined-count'] == 0:
49         cfg.nr_queues = channels['rx-count']
52         cfg.nr_queues = channels['combined-count']
54         raise KsftSkipEx(f"device does not support enough queues min 3 found {cfg.nr_queues}")
59                    'bw-max': 10000})
63                    'bw-max': 20000})
80                         'bw-max': 10000})
87                        'bw-max': 10000},
92                        'bw-max': 20000}])
94 def del_qshapers(cfg, nl_shaper) -> None:
105 def set_nshapers(cfg, nl_shaper) -> None:
114     if not 'support-bw-max' in caps or not 'support-metric-bps' in caps:
115         raise KsftSkipEx("device does not support nested netdev scope shapers with weight")
120                    'bw-max': 100000})
126                        'bw-max': 100000}])
128 def del_nshapers(cfg, nl_shaper) -> None:
137 def basic_groups(cfg, nl_shaper) -> None:
150     if not 'support-weight' in caps:
151         raise KsftSkipEx("device does not support queue scope shapers with weight")
161                          'bw-max': 10000})
185 def qgroups(cfg, nl_shaper) -> None:
195     if not 'support-bw-max' in caps or not 'support-metric-bps' in caps:
196         raise KsftSkipEx("device does not support node scope shapers with bw_max and metric bps")
204 …if not 'support-nesting' in caps or not 'support-weight' in caps or not 'support-metric-bps' in ca…
205             raise KsftSkipEx("device does not support nested queue scope shapers with weight")
216                    'bw-max': 10000})
231                      'bw-max': 10000})
242                    'bw-max': 10000})
284 def delegation(cfg, nl_shaper) -> None:
286         raise KsftSkipEx("device does not support node scope")
294     if not 'support-nesting' in caps:
295         raise KsftSkipEx("device does not support node scope shapers nesting")
307                    'bw-max': 10000})
319                    'bw-max': 5000})
339                        'bw-max': 10000},
344                        'bw-max': 5000}])
366                        'bw-max': 10000}])
375 def queue_update(cfg, nl_shaper) -> None:
379         raise KsftSkipEx("device does not support queue scope")
385                        'bw-max': (i + 1) * 1000})
388     cmd(f"ethtool -L {cfg.dev['ifname']} {cfg.rx_type} 3", timeout=10)
394                        'bw-max': 1000},
399                        'bw-max': 2000},
404                        'bw-max': 3000}])
408     cmd(f"ethtool -L {cfg.dev['ifname']} {cfg.rx_type} 2", timeout=10)
415                        'bw-max': 1000},
420                        'bw-max': 2000}])
423     cmd(f"ethtool -L {cfg.dev['ifname']} {cfg.rx_type} {cfg.nr_queues}", timeout=10)
429                        'bw-max': 1000},
434                        'bw-max': 2000}])
441 def main() -> None: