On Thu, 16 Dec 2021 17:32:46 +0800 Joseph CHAMG wrote:

Add davicom dm9051 spi ethernet driver, The driver work with the
device platform's spi master

remove the redundant code that phylib has support,
adjust to be the reasonable sequence,
fine tune comments, add comments for pause function support

Tested with raspberry pi 4. Test for netwroking function, CAT5
cable unplug/plug and also ethtool detect for link state, and
all are ok.

Please install sparse and make sure the driver builds cleanly with W=1
C=1 flags.

drivers/net/ethernet/davicom/dm9051.c:349:26: warning: symbol 'dm9051_ethtool_ops' was not declared. Should it be static?
drivers/net/ethernet/davicom/dm9051.c:381:31: warning: incorrect type in initializer (different base types)
drivers/net/ethernet/davicom/dm9051.c:381:31:    expected int rxlen
drivers/net/ethernet/davicom/dm9051.c:381:31:    got restricted __le16 [usertype] rxlen
drivers/net/ethernet/davicom/dm9051.c:421:31: warning: restricted __le16 degrades to integer
drivers/net/ethernet/davicom/dm9051.c:426:23: warning: incorrect type in assignment (different base types)
drivers/net/ethernet/davicom/dm9051.c:426:23:    expected int rxlen
drivers/net/ethernet/davicom/dm9051.c:426:23:    got restricted __le16 [usertype] rxlen