On 14/08/25 1:08 pm, Dong Yibo wrote:
> Initialize get mac from hw, register the netdev.
>
> Signed-off-by: Dong Yibo <dong100@xxxxxxxxx>
> ---
> drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h | 18 +++++
> .../net/ethernet/mucse/rnpgbe/rnpgbe_chip.c | 73 ++++++++++++++++++
> drivers/net/ethernet/mucse/rnpgbe/rnpgbe_hw.h | 1 +
> .../net/ethernet/mucse/rnpgbe/rnpgbe_main.c | 75 +++++++++++++++++++
> 4 files changed, 167 insertions(+)
>
> diff --git a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h
> index 7ab1cbb432f6..7e51a8871b71 100644
> --- a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h
> +++ b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h
> @@ -6,6 +6,7 @@
>
> #include <linux/types.h>
> #include <linux/mutex.h>
> +#include <linux/netdevice.h>
>
> extern const struct rnpgbe_info rnpgbe_n500_info;
> extern const struct rnpgbe_info rnpgbe_n210_info;
> @@ -82,6 +83,15 @@ struct mucse_mbx_info {
> u32 fw2pf_mbox_vec;
> };
>
> +struct mucse_hw_operations {
> + int (*reset_hw)(struct mucse_hw *hw);
> + void (*driver_status)(struct mucse_hw *hw, bool enable, int mode);
> +};
> +
> +enum {
> + mucse_driver_insmod,
> +};
> +
> struct mucse_hw {
> u8 pfvfnum;
> void __iomem *hw_addr;
> @@ -91,12 +101,17 @@ struct mucse_hw {
> u32 axi_mhz;
> u32 bd_uid;
> enum rnpgbe_hw_type hw_type;
> + const struct mucse_hw_operations *ops;
> struct mucse_dma_info dma;
> struct mucse_eth_info eth;
> struct mucse_mac_info mac;
> struct mucse_mbx_info mbx;
> + u32 flags;
> +#define M_FLAGS_INIT_MAC_ADDRESS BIT(0)
> u32 driver_version;
> u16 usecstocount;
> + int lane;
> + u8 perm_addr[ETH_ALEN];
> };
>
> struct mucse {
> @@ -117,4 +132,7 @@ struct rnpgbe_info {
> #define PCI_DEVICE_ID_N500_DUAL_PORT 0x8318
> #define PCI_DEVICE_ID_N210 0x8208
> #define PCI_DEVICE_ID_N210L 0x820a
> +
> +#define dma_wr32(dma, reg, val) writel((val), (dma)->dma_base_addr + (reg))
> +#define dma_rd32(dma, reg) readl((dma)->dma_base_addr + (reg))
These macros could collide with other definitions. Consider prefixing
them with the driver name (rnpgbe_dma_wr32).
I don't see these macros getting used anywhere in this series. They
should be introduced when they are used.
> #endif /* _RNPGBE_H */
> diff --git a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
> index e0c6f47efd4c..aba44b31eae3 100644
> --- a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
> +++ b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
> @@ -1,11 +1,83 @@
> // SPDX-License-Identifier: GPL-2.0
> /* Copyright(c) 2020 - 2025 Mucse Corporation. */
>
> +#include <linux/pci.h>
> #include <linux/string.h>
> +#include <linux/etherdevice.h>
>
> #include "rnpgbe.h"
> #include "rnpgbe_hw.h"
> #include "rnpgbe_mbx.h"
> +#include "rnpgbe_mbx_fw.h"
> +/**
> + * rnpgbe_xmit_frame - Send a skb to driver
> + * @skb: skb structure to be sent
> + * @netdev: network interface device structure
> + *
> + * @return: NETDEV_TX_OK or NETDEV_TX_BUSY
> + **/
> +static netdev_tx_t rnpgbe_xmit_frame(struct sk_buff *skb,
> + struct net_device *netdev)
> +{
> + dev_kfree_skb_any(skb);
> + netdev->stats.tx_dropped++;
> + return NETDEV_TX_OK;
> +}
You didn't fix this extra indentation. This was present in v3 as well
https://lore.kernel.org/all/94eeae65-0e4b-45ef-a9c0-6bc8d37ae789@xxxxxx/#:~:text=skb)%3B%0A%3E%20%2B%09%09return%20NETDEV_TX_OK%3B%0A%3E%20%2B-,%7D,-Extra%20indentation%20on
> +
> +static const struct net_device_ops rnpgbe_netdev_ops = {
> + .ndo_open = rnpgbe_open,
> + .ndo_stop = rnpgbe_close,
--
Thanks and Regards,
Danish
