diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c index 13c347ee8be9..a2980482fcce 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c @@ -4,12 +4,12 @@ * stmmac XGMAC support. */ +#include <linux/bitfield.h> #include <linux/stmmac.h> #include "common.h" #include "dwxgmac2.h" -static int dwxgmac2_get_tx_status(struct net_device_stats *stats, - struct stmmac_extra_stats *x, +static int dwxgmac2_get_tx_status(struct stmmac_extra_stats *x, struct dma_desc *p, void __iomem *ioaddr) { unsigned int tdes3 = le32_to_cpu(p->des3); @@ -23,8 +23,7 @@ static int dwxgmac2_get_tx_status(struct net_device_stats *stats, return ret; } -static int dwxgmac2_get_rx_status(struct net_device_stats *stats, - struct stmmac_extra_stats *x, +static int dwxgmac2_get_rx_status(struct stmmac_extra_stats *x, struct dma_desc *p) { unsigned int rdes3 = le32_to_cpu(p->des3); @@ -58,10 +57,12 @@ static void dwxgmac2_set_tx_owner(struct dma_desc *p) static void dwxgmac2_set_rx_owner(struct dma_desc *p, int disable_rx_ic) { - p->des3 |= cpu_to_le32(XGMAC_RDES3_OWN); + u32 flags = XGMAC_RDES3_OWN; if (!disable_rx_ic) - p->des3 |= cpu_to_le32(XGMAC_RDES3_IOC); + flags |= XGMAC_RDES3_IOC; + + p->des3 |= cpu_to_le32(flags); } static int dwxgmac2_get_tx_ls(struct dma_desc *p) @@ -69,6 +70,21 @@ static int dwxgmac2_get_tx_ls(struct dma_desc *p) return (le32_to_cpu(p->des3) & XGMAC_RDES3_LD) > 0; } +static u16 dwxgmac2_wrback_get_rx_vlan_tci(struct dma_desc *p) +{ + return le32_to_cpu(p->des0) & XGMAC_RDES0_VLAN_TAG_MASK; +} + +static bool dwxgmac2_wrback_get_rx_vlan_valid(struct dma_desc *p) +{ + u32 et_lt; + + et_lt = FIELD_GET(XGMAC_RDES3_ET_LT, le32_to_cpu(p->des3)); + + return et_lt >= XGMAC_ET_LT_VLAN_STAG && + et_lt <= XGMAC_ET_LT_DVLAN_STAG_CTAG; +} + static int dwxgmac2_get_rx_frame_len(struct dma_desc *p, int rx_coe) { return (le32_to_cpu(p->des3) & XGMAC_RDES3_PL); @@ -351,6 +367,8 @@ const struct stmmac_desc_ops dwxgmac210_desc_ops = { .set_tx_owner = dwxgmac2_set_tx_owner, .set_rx_owner = dwxgmac2_set_rx_owner, .get_tx_ls = dwxgmac2_get_tx_ls, + .get_rx_vlan_tci = dwxgmac2_wrback_get_rx_vlan_tci, + .get_rx_vlan_valid = dwxgmac2_wrback_get_rx_vlan_valid, .get_rx_frame_len = dwxgmac2_get_rx_frame_len, .enable_tx_timestamp = dwxgmac2_enable_tx_timestamp, .get_tx_timestamp_status = dwxgmac2_get_tx_timestamp_status, |