On 10/1/21 6:06 PM, Biju Das wrote:
> RZ/G2L SoC has Gigabit Ethernet IP consisting of Ethernet controller
> (E-MAC), Internal TCP/IP Offload Engine (TOE) and Dedicated Direct
> memory access controller (DMAC).
>
> This patch adds compatible string for RZ/G2L and fills up the
> ravb_hw_info struct. Function stubs are added which will be used by
> gbeth_hw_info and will be filled incrementally.
I've always been against this patch -- we get a support for the GbEther whihc doesn't work
after this patch. I believe we should have the GbEther support in the last patch. of the overall
series.
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> ---
> RFC->v1:
> * Added compatible string for RZ/G2L.
> * Added feature bits max_rx_len, aligned_tx and tx_counters for RZ/G2L.
> ---
> drivers/net/ethernet/renesas/ravb.h | 2 +
> drivers/net/ethernet/renesas/ravb_main.c | 62 ++++++++++++++++++++++++
> 2 files changed, 64 insertions(+)
>
> diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h
> index c91e93e5590f..f6398fdcead2 100644
> --- a/drivers/net/ethernet/renesas/ravb.h
> +++ b/drivers/net/ethernet/renesas/ravb.h
[...]
> diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
> index 8bf13586e90a..dc817b4d95a1 100644
> --- a/drivers/net/ethernet/renesas/ravb_main.c
> +++ b/drivers/net/ethernet/renesas/ravb_main.c
[...]
> @@ -2073,12 +2120,27 @@ static const struct ravb_hw_info ravb_gen2_hw_info = {
> .nc_queue = 1,
> };
>
> +static const struct ravb_hw_info gbeth_hw_info = {
> + .rx_ring_free = ravb_rx_ring_free_gbeth,
> + .rx_ring_format = ravb_rx_ring_format_gbeth,
> + .alloc_rx_desc = ravb_alloc_rx_desc_gbeth,
> + .receive = ravb_rx_gbeth,
> + .set_rate = ravb_set_rate_gbeth,
> + .set_feature = ravb_set_features_gbeth,
> + .dmac_init = ravb_dmac_init_gbeth,
> + .emac_init = ravb_emac_init_gbeth,
> + .max_rx_len = GBETH_RX_BUFF_MAX + RAVB_ALIGN - 1,
ALIGN(GBETH_RX_BUFF_MAX, RAVB_ALIGN)?
> + .aligned_tx = 1,
> + .tx_counters = 1,
> +};
> +
[...]
MBR. Sergey
