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-rw-r--r--drivers/net/ethernet/stmicro/stmmac/Kconfig6
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/Makefile2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/common.h3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c32
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c86
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c13
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac5.c137
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac5.h51
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h16
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c109
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/hwif.c21
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/hwif.h37
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/mmc.h14
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/mmc_core.c117
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac.h13
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_est.c165
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_est.h64
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c41
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c153
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c91
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c8
26 files changed, 792 insertions, 401 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig
index 85dcda51df..4ec61f1ee7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/Kconfig
+++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig
@@ -165,9 +165,9 @@ config DWMAC_STARFIVE
help
Support for ethernet controllers on StarFive RISC-V SoCs
- This selects the StarFive platform specific glue layer support for
- the stmmac device driver. This driver is used for StarFive JH7110
- ethernet controller.
+ This selects the StarFive platform specific glue layer support
+ for the stmmac device driver. This driver is used for the
+ StarFive JH7100 and JH7110 ethernet controllers.
config DWMAC_STI
tristate "STi GMAC support"
diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile
index 80e598bd42..26cad43447 100644
--- a/drivers/net/ethernet/stmicro/stmmac/Makefile
+++ b/drivers/net/ethernet/stmicro/stmmac/Makefile
@@ -6,7 +6,7 @@ stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o ring_mode.o \
mmc_core.o stmmac_hwtstamp.o stmmac_ptp.o dwmac4_descs.o \
dwmac4_dma.o dwmac4_lib.o dwmac4_core.o dwmac5.o hwif.o \
stmmac_tc.o dwxgmac2_core.o dwxgmac2_dma.o dwxgmac2_descs.o \
- stmmac_xdp.o \
+ stmmac_xdp.o stmmac_est.o \
$(stmmac-y)
stmmac-$(CONFIG_STMMAC_SELFTESTS) += stmmac_selftests.o
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index c75c64a938..5a1d46dcd5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -550,6 +550,7 @@ extern const struct stmmac_hwtimestamp stmmac_ptp;
extern const struct stmmac_mode_ops dwmac4_ring_mode_ops;
struct mac_link {
+ u32 caps;
u32 speed_mask;
u32 speed10;
u32 speed100;
@@ -588,6 +589,7 @@ struct mac_device_info {
const struct stmmac_hwtimestamp *ptp;
const struct stmmac_tc_ops *tc;
const struct stmmac_mmc_ops *mmc;
+ const struct stmmac_est_ops *est;
struct dw_xpcs *xpcs;
struct phylink_pcs *lynx_pcs; /* Lynx external PCS */
struct mii_regs mii; /* MII register Addresses */
@@ -605,6 +607,7 @@ struct mac_device_info {
u32 vlan_filter[32];
bool vlan_fail_q_en;
u8 vlan_fail_q;
+ bool hw_vlan_en;
};
struct stmmac_rx_routing {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c
index 8f730ada71..6b65420e11 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c
@@ -353,6 +353,10 @@ static int imx_dwmac_probe(struct platform_device *pdev)
if (data->flags & STMMAC_FLAG_HWTSTAMP_CORRECT_LATENCY)
plat_dat->flags |= STMMAC_FLAG_HWTSTAMP_CORRECT_LATENCY;
+ /* Default TX Q0 to use TSO and rest TXQ for TBS */
+ for (int i = 1; i < plat_dat->tx_queues_to_use; i++)
+ plat_dat->tx_queues_cfg[i].tbs_en = 1;
+
plat_dat->host_dma_width = dwmac->ops->addr_width;
plat_dat->init = imx_dwmac_init;
plat_dat->exit = imx_dwmac_exit;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
index 5d630affb4..4e1076faee 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
@@ -15,13 +15,20 @@
#include "stmmac_platform.h"
-#define STARFIVE_DWMAC_PHY_INFT_RGMII 0x1
-#define STARFIVE_DWMAC_PHY_INFT_RMII 0x4
-#define STARFIVE_DWMAC_PHY_INFT_FIELD 0x7U
+#define STARFIVE_DWMAC_PHY_INFT_RGMII 0x1
+#define STARFIVE_DWMAC_PHY_INFT_RMII 0x4
+#define STARFIVE_DWMAC_PHY_INFT_FIELD 0x7U
+
+#define JH7100_SYSMAIN_REGISTER49_DLYCHAIN 0xc8
+
+struct starfive_dwmac_data {
+ unsigned int gtxclk_dlychain;
+};
struct starfive_dwmac {
struct device *dev;
struct clk *clk_tx;
+ const struct starfive_dwmac_data *data;
};
static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigned int mode)
@@ -67,6 +74,8 @@ static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat)
case PHY_INTERFACE_MODE_RGMII:
case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
mode = STARFIVE_DWMAC_PHY_INFT_RGMII;
break;
@@ -89,6 +98,14 @@ static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat)
if (err)
return dev_err_probe(dwmac->dev, err, "error setting phy mode\n");
+ if (dwmac->data) {
+ err = regmap_write(regmap, JH7100_SYSMAIN_REGISTER49_DLYCHAIN,
+ dwmac->data->gtxclk_dlychain);
+ if (err)
+ return dev_err_probe(dwmac->dev, err,
+ "error selecting gtxclk delay chain\n");
+ }
+
return 0;
}
@@ -114,6 +131,8 @@ static int starfive_dwmac_probe(struct platform_device *pdev)
if (!dwmac)
return -ENOMEM;
+ dwmac->data = device_get_match_data(&pdev->dev);
+
dwmac->clk_tx = devm_clk_get_enabled(&pdev->dev, "tx");
if (IS_ERR(dwmac->clk_tx))
return dev_err_probe(&pdev->dev, PTR_ERR(dwmac->clk_tx),
@@ -144,8 +163,13 @@ static int starfive_dwmac_probe(struct platform_device *pdev)
return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
}
+static const struct starfive_dwmac_data jh7100_data = {
+ .gtxclk_dlychain = 4,
+};
+
static const struct of_device_id starfive_dwmac_match[] = {
- { .compatible = "starfive,jh7110-dwmac" },
+ { .compatible = "starfive,jh7100-dwmac", .data = &jh7100_data },
+ { .compatible = "starfive,jh7110-dwmac" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, starfive_dwmac_match);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index b21d99faa2..e1b761dcfa 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -1096,6 +1096,8 @@ static struct mac_device_info *sun8i_dwmac_setup(void *ppriv)
priv->dev->priv_flags |= IFF_UNICAST_FLT;
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_10 | MAC_100 | MAC_1000;
/* The loopback bit seems to be re-set when link change
* Simply mask it each time
* Speed 10/100/1000 are set in BIT(2)/BIT(3)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index 3927609abc..8555299443 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -539,6 +539,8 @@ int dwmac1000_setup(struct stmmac_priv *priv)
if (mac->multicast_filter_bins)
mac->mcast_bits_log2 = ilog2(mac->multicast_filter_bins);
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_10 | MAC_100 | MAC_1000;
mac->link.duplex = GMAC_CONTROL_DM;
mac->link.speed10 = GMAC_CONTROL_PS;
mac->link.speed100 = GMAC_CONTROL_PS | GMAC_CONTROL_FES;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
index a6e8d7bd95..7667d103cd 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
@@ -175,6 +175,8 @@ int dwmac100_setup(struct stmmac_priv *priv)
dev_info(priv->device, "\tDWMAC100\n");
mac->pcsr = priv->ioaddr;
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_10 | MAC_100;
mac->link.duplex = MAC_CONTROL_F;
mac->link.speed10 = 0;
mac->link.speed100 = 0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index c6ff1fa0e0..a38226d7cc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -70,7 +70,10 @@ static void dwmac4_core_init(struct mac_device_info *hw,
static void dwmac4_phylink_get_caps(struct stmmac_priv *priv)
{
- priv->phylink_config.mac_capabilities |= MAC_2500FD;
+ if (priv->plat->tx_queues_to_use > 1)
+ priv->hw->link.caps &= ~(MAC_10HD | MAC_100HD | MAC_1000HD);
+ else
+ priv->hw->link.caps |= (MAC_10HD | MAC_100HD | MAC_1000HD);
}
static void dwmac4_rx_queue_enable(struct mac_device_info *hw,
@@ -92,19 +95,41 @@ static void dwmac4_rx_queue_priority(struct mac_device_info *hw,
u32 prio, u32 queue)
{
void __iomem *ioaddr = hw->pcsr;
- u32 base_register;
- u32 value;
+ u32 clear_mask = 0;
+ u32 ctrl2, ctrl3;
+ int i;
- base_register = (queue < 4) ? GMAC_RXQ_CTRL2 : GMAC_RXQ_CTRL3;
- if (queue >= 4)
- queue -= 4;
+ ctrl2 = readl(ioaddr + GMAC_RXQ_CTRL2);
+ ctrl3 = readl(ioaddr + GMAC_RXQ_CTRL3);
- value = readl(ioaddr + base_register);
+ /* The software must ensure that the same priority
+ * is not mapped to multiple Rx queues
+ */
+ for (i = 0; i < 4; i++)
+ clear_mask |= ((prio << GMAC_RXQCTRL_PSRQX_SHIFT(i)) &
+ GMAC_RXQCTRL_PSRQX_MASK(i));
- value &= ~GMAC_RXQCTRL_PSRQX_MASK(queue);
- value |= (prio << GMAC_RXQCTRL_PSRQX_SHIFT(queue)) &
+ ctrl2 &= ~clear_mask;
+ ctrl3 &= ~clear_mask;
+
+ /* First assign new priorities to a queue, then
+ * clear them from others queues
+ */
+ if (queue < 4) {
+ ctrl2 |= (prio << GMAC_RXQCTRL_PSRQX_SHIFT(queue)) &
GMAC_RXQCTRL_PSRQX_MASK(queue);
- writel(value, ioaddr + base_register);
+
+ writel(ctrl2, ioaddr + GMAC_RXQ_CTRL2);
+ writel(ctrl3, ioaddr + GMAC_RXQ_CTRL3);
+ } else {
+ queue -= 4;
+
+ ctrl3 |= (prio << GMAC_RXQCTRL_PSRQX_SHIFT(queue)) &
+ GMAC_RXQCTRL_PSRQX_MASK(queue);
+
+ writel(ctrl3, ioaddr + GMAC_RXQ_CTRL3);
+ writel(ctrl2, ioaddr + GMAC_RXQ_CTRL2);
+ }
}
static void dwmac4_tx_queue_priority(struct mac_device_info *hw,
@@ -1134,6 +1159,35 @@ static int dwmac4_config_l4_filter(struct mac_device_info *hw, u32 filter_no,
return 0;
}
+static void dwmac4_rx_hw_vlan(struct mac_device_info *hw,
+ struct dma_desc *rx_desc, struct sk_buff *skb)
+{
+ if (hw->desc->get_rx_vlan_valid(rx_desc)) {
+ u16 vid = hw->desc->get_rx_vlan_tci(rx_desc);
+
+ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vid);
+ }
+}
+
+static void dwmac4_set_hw_vlan_mode(struct mac_device_info *hw)
+{
+ void __iomem *ioaddr = hw->pcsr;
+ u32 value = readl(ioaddr + GMAC_VLAN_TAG);
+
+ value &= ~GMAC_VLAN_TAG_CTRL_EVLS_MASK;
+
+ if (hw->hw_vlan_en)
+ /* Always strip VLAN on Receive */
+ value |= GMAC_VLAN_TAG_STRIP_ALL;
+ else
+ /* Do not strip VLAN on Receive */
+ value |= GMAC_VLAN_TAG_STRIP_NONE;
+
+ /* Enable outer VLAN Tag in Rx DMA descriptor */
+ value |= GMAC_VLAN_TAG_CTRL_EVLRXS;
+ writel(value, ioaddr + GMAC_VLAN_TAG);
+}
+
const struct stmmac_ops dwmac4_ops = {
.core_init = dwmac4_core_init,
.phylink_get_caps = dwmac4_phylink_get_caps,
@@ -1175,6 +1229,8 @@ const struct stmmac_ops dwmac4_ops = {
.add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr,
.del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr,
.restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr,
+ .rx_hw_vlan = dwmac4_rx_hw_vlan,
+ .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode,
};
const struct stmmac_ops dwmac410_ops = {
@@ -1216,14 +1272,14 @@ const struct stmmac_ops dwmac410_ops = {
.set_arp_offload = dwmac4_set_arp_offload,
.config_l3_filter = dwmac4_config_l3_filter,
.config_l4_filter = dwmac4_config_l4_filter,
- .est_configure = dwmac5_est_configure,
- .est_irq_status = dwmac5_est_irq_status,
.fpe_configure = dwmac5_fpe_configure,
.fpe_send_mpacket = dwmac5_fpe_send_mpacket,
.fpe_irq_status = dwmac5_fpe_irq_status,
.add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr,
.del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr,
.restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr,
+ .rx_hw_vlan = dwmac4_rx_hw_vlan,
+ .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode,
};
const struct stmmac_ops dwmac510_ops = {
@@ -1269,14 +1325,14 @@ const struct stmmac_ops dwmac510_ops = {
.set_arp_offload = dwmac4_set_arp_offload,
.config_l3_filter = dwmac4_config_l3_filter,
.config_l4_filter = dwmac4_config_l4_filter,
- .est_configure = dwmac5_est_configure,
- .est_irq_status = dwmac5_est_irq_status,
.fpe_configure = dwmac5_fpe_configure,
.fpe_send_mpacket = dwmac5_fpe_send_mpacket,
.fpe_irq_status = dwmac5_fpe_irq_status,
.add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr,
.del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr,
.restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr,
+ .rx_hw_vlan = dwmac4_rx_hw_vlan,
+ .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode,
};
static u32 dwmac4_get_num_vlan(void __iomem *ioaddr)
@@ -1325,6 +1381,8 @@ int dwmac4_setup(struct stmmac_priv *priv)
if (mac->multicast_filter_bins)
mac->mcast_bits_log2 = ilog2(mac->multicast_filter_bins);
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_10 | MAC_100 | MAC_1000 | MAC_2500FD;
mac->link.duplex = GMAC_CONFIG_DM;
mac->link.speed10 = GMAC_CONFIG_PS;
mac->link.speed100 = GMAC_CONFIG_FES | GMAC_CONFIG_PS;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
index 89a14084c6..1c5802e0d7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
@@ -198,6 +198,17 @@ static int dwmac4_get_tx_ls(struct dma_desc *p)
>> TDES3_LAST_DESCRIPTOR_SHIFT;
}
+static u16 dwmac4_wrback_get_rx_vlan_tci(struct dma_desc *p)
+{
+ return (le32_to_cpu(p->des0) & RDES0_VLAN_TAG_MASK);
+}
+
+static bool dwmac4_wrback_get_rx_vlan_valid(struct dma_desc *p)
+{
+ return ((le32_to_cpu(p->des3) & RDES3_LAST_DESCRIPTOR) &&
+ (le32_to_cpu(p->des3) & RDES3_RDES0_VALID));
+}
+
static int dwmac4_wrback_get_rx_frame_len(struct dma_desc *p, int rx_coe)
{
return (le32_to_cpu(p->des3) & RDES3_PACKET_SIZE_MASK);
@@ -551,6 +562,8 @@ const struct stmmac_desc_ops dwmac4_desc_ops = {
.set_tx_owner = dwmac4_set_tx_owner,
.set_rx_owner = dwmac4_set_rx_owner,
.get_tx_ls = dwmac4_get_tx_ls,
+ .get_rx_vlan_tci = dwmac4_wrback_get_rx_vlan_tci,
+ .get_rx_vlan_valid = dwmac4_wrback_get_rx_vlan_valid,
.get_rx_frame_len = dwmac4_wrback_get_rx_frame_len,
.enable_tx_timestamp = dwmac4_rd_enable_tx_timestamp,
.get_tx_timestamp_status = dwmac4_wrback_get_tx_timestamp_status,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
index 8fd167501f..e02cebc3f1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
@@ -573,143 +573,6 @@ int dwmac5_flex_pps_config(void __iomem *ioaddr, int index,
return 0;
}
-static int dwmac5_est_write(void __iomem *ioaddr, u32 reg, u32 val, bool gcl)
-{
- u32 ctrl;
-
- writel(val, ioaddr + MTL_EST_GCL_DATA);
-
- ctrl = (reg << ADDR_SHIFT);
- ctrl |= gcl ? 0 : GCRR;
-
- writel(ctrl, ioaddr + MTL_EST_GCL_CONTROL);
-
- ctrl |= SRWO;
- writel(ctrl, ioaddr + MTL_EST_GCL_CONTROL);
-
- return readl_poll_timeout(ioaddr + MTL_EST_GCL_CONTROL,
- ctrl, !(ctrl & SRWO), 100, 5000);
-}
-
-int dwmac5_est_configure(void __iomem *ioaddr, struct stmmac_est *cfg,
- unsigned int ptp_rate)
-{
- int i, ret = 0x0;
- u32 ctrl;
-
- ret |= dwmac5_est_write(ioaddr, BTR_LOW, cfg->btr[0], false);
- ret |= dwmac5_est_write(ioaddr, BTR_HIGH, cfg->btr[1], false);
- ret |= dwmac5_est_write(ioaddr, TER, cfg->ter, false);
- ret |= dwmac5_est_write(ioaddr, LLR, cfg->gcl_size, false);
- ret |= dwmac5_est_write(ioaddr, CTR_LOW, cfg->ctr[0], false);
- ret |= dwmac5_est_write(ioaddr, CTR_HIGH, cfg->ctr[1], false);
- if (ret)
- return ret;
-
- for (i = 0; i < cfg->gcl_size; i++) {
- ret = dwmac5_est_write(ioaddr, i, cfg->gcl[i], true);
- if (ret)
- return ret;
- }
-
- ctrl = readl(ioaddr + MTL_EST_CONTROL);
- ctrl &= ~PTOV;
- ctrl |= ((1000000000 / ptp_rate) * 6) << PTOV_SHIFT;
- if (cfg->enable)
- ctrl |= EEST | SSWL;
- else
- ctrl &= ~EEST;
-
- writel(ctrl, ioaddr + MTL_EST_CONTROL);
-
- /* Configure EST interrupt */
- if (cfg->enable)
- ctrl = (IECGCE | IEHS | IEHF | IEBE | IECC);
- else
- ctrl = 0;
-
- writel(ctrl, ioaddr + MTL_EST_INT_EN);
-
- return 0;
-}
-
-void dwmac5_est_irq_status(void __iomem *ioaddr, struct net_device *dev,
- struct stmmac_extra_stats *x, u32 txqcnt)
-{
- u32 status, value, feqn, hbfq, hbfs, btrl;
- u32 txqcnt_mask = (1 << txqcnt) - 1;
-
- status = readl(ioaddr + MTL_EST_STATUS);
-
- value = (CGCE | HLBS | HLBF | BTRE | SWLC);
-
- /* Return if there is no error */
- if (!(status & value))
- return;
-
- if (status & CGCE) {
- /* Clear Interrupt */
- writel(CGCE, ioaddr + MTL_EST_STATUS);
-
- x->mtl_est_cgce++;
- }
-
- if (status & HLBS) {
- value = readl(ioaddr + MTL_EST_SCH_ERR);
- value &= txqcnt_mask;
-
- x->mtl_est_hlbs++;
-
- /* Clear Interrupt */
- writel(value, ioaddr + MTL_EST_SCH_ERR);
-
- /* Collecting info to shows all the queues that has HLBS
- * issue. The only way to clear this is to clear the
- * statistic
- */
- if (net_ratelimit())
- netdev_err(dev, "EST: HLB(sched) Queue 0x%x\n", value);
- }
-
- if (status & HLBF) {
- value = readl(ioaddr + MTL_EST_FRM_SZ_ERR);
- feqn = value & txqcnt_mask;
-
- value = readl(ioaddr + MTL_EST_FRM_SZ_CAP);
- hbfq = (value & SZ_CAP_HBFQ_MASK(txqcnt)) >> SZ_CAP_HBFQ_SHIFT;
- hbfs = value & SZ_CAP_HBFS_MASK;
-
- x->mtl_est_hlbf++;
-
- /* Clear Interrupt */
- writel(feqn, ioaddr + MTL_EST_FRM_SZ_ERR);
-
- if (net_ratelimit())
- netdev_err(dev, "EST: HLB(size) Queue %u Size %u\n",
- hbfq, hbfs);
- }
-
- if (status & BTRE) {
- if ((status & BTRL) == BTRL_MAX)
- x->mtl_est_btrlm++;
- else
- x->mtl_est_btre++;
-
- btrl = (status & BTRL) >> BTRL_SHIFT;
-
- if (net_ratelimit())
- netdev_info(dev, "EST: BTR Error Loop Count %u\n",
- btrl);
-
- writel(BTRE, ioaddr + MTL_EST_STATUS);
- }
-
- if (status & SWLC) {
- writel(SWLC, ioaddr + MTL_EST_STATUS);
- netdev_info(dev, "EST: SWOL has been switched\n");
- }
-}
-
void dwmac5_fpe_configure(void __iomem *ioaddr, struct stmmac_fpe_cfg *cfg,
u32 num_txq, u32 num_rxq,
bool enable)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.h b/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
index 34e620790e..bf33a51d22 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
@@ -39,53 +39,6 @@
#define MAC_PPSx_INTERVAL(x) (0x00000b88 + ((x) * 0x10))
#define MAC_PPSx_WIDTH(x) (0x00000b8c + ((x) * 0x10))
-#define MTL_EST_CONTROL 0x00000c50
-#define PTOV GENMASK(31, 24)
-#define PTOV_SHIFT 24
-#define SSWL BIT(1)
-#define EEST BIT(0)
-
-#define MTL_EST_STATUS 0x00000c58
-#define BTRL GENMASK(11, 8)
-#define BTRL_SHIFT 8
-#define BTRL_MAX (0xF << BTRL_SHIFT)
-#define SWOL BIT(7)
-#define SWOL_SHIFT 7
-#define CGCE BIT(4)
-#define HLBS BIT(3)
-#define HLBF BIT(2)
-#define BTRE BIT(1)
-#define SWLC BIT(0)
-
-#define MTL_EST_SCH_ERR 0x00000c60
-#define MTL_EST_FRM_SZ_ERR 0x00000c64
-#define MTL_EST_FRM_SZ_CAP 0x00000c68
-#define SZ_CAP_HBFS_MASK GENMASK(14, 0)
-#define SZ_CAP_HBFQ_SHIFT 16
-#define SZ_CAP_HBFQ_MASK(_val) ({ typeof(_val) (val) = (_val); \
- ((val) > 4 ? GENMASK(18, 16) : \
- (val) > 2 ? GENMASK(17, 16) : \
- BIT(16)); })
-
-#define MTL_EST_INT_EN 0x00000c70
-#define IECGCE CGCE
-#define IEHS HLBS
-#define IEHF HLBF
-#define IEBE BTRE
-#define IECC SWLC
-
-#define MTL_EST_GCL_CONTROL 0x00000c80
-#define BTR_LOW 0x0
-#define BTR_HIGH 0x1
-#define CTR_LOW 0x2
-#define CTR_HIGH 0x3
-#define TER 0x4
-#define LLR 0x5
-#define ADDR_SHIFT 8
-#define GCRR BIT(2)
-#define SRWO BIT(0)
-#define MTL_EST_GCL_DATA 0x00000c84
-
#define MTL_RXP_CONTROL_STATUS 0x00000ca0
#define RXPI BIT(31)
#define NPE GENMASK(23, 16)
@@ -149,10 +102,6 @@ int dwmac5_rxp_config(void __iomem *ioaddr, struct stmmac_tc_entry *entries,
int dwmac5_flex_pps_config(void __iomem *ioaddr, int index,
struct stmmac_pps_cfg *cfg, bool enable,
u32 sub_second_inc, u32 systime_flags);
-int dwmac5_est_configure(void __iomem *ioaddr, struct stmmac_est *cfg,
- unsigned int ptp_rate);
-void dwmac5_est_irq_status(void __iomem *ioaddr, struct net_device *dev,
- struct stmmac_extra_stats *x, u32 txqcnt);
void dwmac5_fpe_configure(void __iomem *ioaddr, struct stmmac_fpe_cfg *cfg,
u32 num_txq, u32 num_rxq,
bool enable);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
index 1739484747..6a2c7d22df 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
@@ -284,22 +284,6 @@
#define XGMAC_TC_PRTY_MAP1 0x00001044
#define XGMAC_PSTC(x) GENMASK((x) * 8 + 7, (x) * 8)
#define XGMAC_PSTC_SHIFT(x) ((x) * 8)
-#define XGMAC_MTL_EST_CONTROL 0x00001050
-#define XGMAC_PTOV GENMASK(31, 23)
-#define XGMAC_PTOV_SHIFT 23
-#define XGMAC_SSWL BIT(1)
-#define XGMAC_EEST BIT(0)
-#define XGMAC_MTL_EST_GCL_CONTROL 0x00001080
-#define XGMAC_BTR_LOW 0x0
-#define XGMAC_BTR_HIGH 0x1
-#define XGMAC_CTR_LOW 0x2
-#define XGMAC_CTR_HIGH 0x3
-#define XGMAC_TER 0x4
-#define XGMAC_LLR 0x5
-#define XGMAC_ADDR_SHIFT 8
-#define XGMAC_GCRR BIT(2)
-#define XGMAC_SRWO BIT(0)
-#define XGMAC_MTL_EST_GCL_DATA 0x00001084
#define XGMAC_MTL_RXP_CONTROL_STATUS 0x000010a0
#define XGMAC_RXPI BIT(31)
#define XGMAC_NPE GENMASK(23, 16)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index b5509f244e..f8e7775bb6 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -47,14 +47,6 @@ static void dwxgmac2_core_init(struct mac_device_info *hw,
writel(XGMAC_INT_DEFAULT_EN, ioaddr + XGMAC_INT_EN);
}
-static void xgmac_phylink_get_caps(struct stmmac_priv *priv)
-{
- priv->phylink_config.mac_capabilities |= MAC_2500FD | MAC_5000FD |
- MAC_10000FD | MAC_25000FD |
- MAC_40000FD | MAC_50000FD |
- MAC_100000FD;
-}
-
static void dwxgmac2_set_mac(void __iomem *ioaddr, bool enable)
{
u32 tx = readl(ioaddr + XGMAC_TX_CONFIG);
@@ -105,17 +97,41 @@ static void dwxgmac2_rx_queue_prio(struct mac_device_info *hw, u32 prio,
u32 queue)
{
void __iomem *ioaddr = hw->pcsr;
- u32 value, reg;
+ u32 clear_mask = 0;
+ u32 ctrl2, ctrl3;
+ int i;
- reg = (queue < 4) ? XGMAC_RXQ_CTRL2 : XGMAC_RXQ_CTRL3;
- if (queue >= 4)
+ ctrl2 = readl(ioaddr + XGMAC_RXQ_CTRL2);
+ ctrl3 = readl(ioaddr + XGMAC_RXQ_CTRL3);
+
+ /* The software must ensure that the same priority
+ * is not mapped to multiple Rx queues
+ */
+ for (i = 0; i < 4; i++)
+ clear_mask |= ((prio << XGMAC_PSRQ_SHIFT(i)) &
+ XGMAC_PSRQ(i));
+
+ ctrl2 &= ~clear_mask;
+ ctrl3 &= ~clear_mask;
+
+ /* First assign new priorities to a queue, then
+ * clear them from others queues
+ */
+ if (queue < 4) {
+ ctrl2 |= (prio << XGMAC_PSRQ_SHIFT(queue)) &
+ XGMAC_PSRQ(queue);
+
+ writel(ctrl2, ioaddr + XGMAC_RXQ_CTRL2);
+ writel(ctrl3, ioaddr + XGMAC_RXQ_CTRL3);
+ } else {
queue -= 4;
- value = readl(ioaddr + reg);
- value &= ~XGMAC_PSRQ(queue);
- value |= (prio << XGMAC_PSRQ_SHIFT(queue)) & XGMAC_PSRQ(queue);
+ ctrl3 |= (prio << XGMAC_PSRQ_SHIFT(queue)) &
+ XGMAC_PSRQ(queue);
- writel(value, ioaddr + reg);
+ writel(ctrl3, ioaddr + XGMAC_RXQ_CTRL3);
+ writel(ctrl2, ioaddr + XGMAC_RXQ_CTRL2);
+ }
}
static void dwxgmac2_tx_queue_prio(struct mac_device_info *hw, u32 prio,
@@ -1489,57 +1505,6 @@ static void dwxgmac2_set_arp_offload(struct mac_device_info *hw, bool en,
writel(value, ioaddr + XGMAC_RX_CONFIG);
}
-static int dwxgmac3_est_write(void __iomem *ioaddr, u32 reg, u32 val, bool gcl)
-{
- u32 ctrl;
-
- writel(val, ioaddr + XGMAC_MTL_EST_GCL_DATA);
-
- ctrl = (reg << XGMAC_ADDR_SHIFT);
- ctrl |= gcl ? 0 : XGMAC_GCRR;
-
- writel(ctrl, ioaddr + XGMAC_MTL_EST_GCL_CONTROL);
-
- ctrl |= XGMAC_SRWO;
- writel(ctrl, ioaddr + XGMAC_MTL_EST_GCL_CONTROL);
-
- return readl_poll_timeout_atomic(ioaddr + XGMAC_MTL_EST_GCL_CONTROL,
- ctrl, !(ctrl & XGMAC_SRWO), 100, 5000);
-}
-
-static int dwxgmac3_est_configure(void __iomem *ioaddr, struct stmmac_est *cfg,
- unsigned int ptp_rate)
-{
- int i, ret = 0x0;
- u32 ctrl;
-
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_BTR_LOW, cfg->btr[0], false);
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_BTR_HIGH, cfg->btr[1], false);
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_TER, cfg->ter, false);
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_LLR, cfg->gcl_size, false);
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_CTR_LOW, cfg->ctr[0], false);
- ret |= dwxgmac3_est_write(ioaddr, XGMAC_CTR_HIGH, cfg->ctr[1], false);
- if (ret)
- return ret;
-
- for (i = 0; i < cfg->gcl_size; i++) {
- ret = dwxgmac3_est_write(ioaddr, i, cfg->gcl[i], true);
- if (ret)
- return ret;
- }
-
- ctrl = readl(ioaddr + XGMAC_MTL_EST_CONTROL);
- ctrl &= ~XGMAC_PTOV;
- ctrl |= ((1000000000 / ptp_rate) * 9) << XGMAC_PTOV_SHIFT;
- if (cfg->enable)
- ctrl |= XGMAC_EEST | XGMAC_SSWL;
- else
- ctrl &= ~XGMAC_EEST;
-
- writel(ctrl, ioaddr + XGMAC_MTL_EST_CONTROL);
- return 0;
-}
-
static void dwxgmac3_fpe_configure(void __iomem *ioaddr, struct stmmac_fpe_cfg *cfg,
u32 num_txq,
u32 num_rxq, bool enable)
@@ -1567,7 +1532,6 @@ static void dwxgmac3_fpe_configure(void __iomem *ioaddr, struct stmmac_fpe_cfg *
const struct stmmac_ops dwxgmac210_ops = {
.core_init = dwxgmac2_core_init,
- .phylink_get_caps = xgmac_phylink_get_caps,
.set_mac = dwxgmac2_set_mac,
.rx_ipc = dwxgmac2_rx_ipc,
.rx_queue_enable = dwxgmac2_rx_queue_enable,
@@ -1609,7 +1573,6 @@ const struct stmmac_ops dwxgmac210_ops = {
.config_l3_filter = dwxgmac2_config_l3_filter,
.config_l4_filter = dwxgmac2_config_l4_filter,
.set_arp_offload = dwxgmac2_set_arp_offload,
- .est_configure = dwxgmac3_est_configure,
.fpe_configure = dwxgmac3_fpe_configure,
};
@@ -1629,7 +1592,6 @@ static void dwxlgmac2_rx_queue_enable(struct mac_device_info *hw, u8 mode,
const struct stmmac_ops dwxlgmac2_ops = {
.core_init = dwxgmac2_core_init,
- .phylink_get_caps = xgmac_phylink_get_caps,
.set_mac = dwxgmac2_set_mac,
.rx_ipc = dwxgmac2_rx_ipc,
.rx_queue_enable = dwxlgmac2_rx_queue_enable,
@@ -1671,7 +1633,6 @@ const struct stmmac_ops dwxlgmac2_ops = {
.config_l3_filter = dwxgmac2_config_l3_filter,
.config_l4_filter = dwxgmac2_config_l4_filter,
.set_arp_offload = dwxgmac2_set_arp_offload,
- .est_configure = dwxgmac3_est_configure,
.fpe_configure = dwxgmac3_fpe_configure,
};
@@ -1690,6 +1651,9 @@ int dwxgmac2_setup(struct stmmac_priv *priv)
if (mac->multicast_filter_bins)
mac->mcast_bits_log2 = ilog2(mac->multicast_filter_bins);
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_1000FD | MAC_2500FD | MAC_5000FD |
+ MAC_10000FD;
mac->link.duplex = 0;
mac->link.speed10 = XGMAC_CONFIG_SS_10_MII;
mac->link.speed100 = XGMAC_CONFIG_SS_100_MII;
@@ -1727,6 +1691,11 @@ int dwxlgmac2_setup(struct stmmac_priv *priv)
if (mac->multicast_filter_bins)
mac->mcast_bits_log2 = ilog2(mac->multicast_filter_bins);
+ mac->link.caps = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_1000FD | MAC_2500FD | MAC_5000FD |
+ MAC_10000FD | MAC_25000FD |
+ MAC_40000FD | MAC_50000FD |
+ MAC_100000FD;
mac->link.duplex = 0;
mac->link.speed1000 = XLGMAC_CONFIG_SS_1000;
mac->link.speed2500 = XLGMAC_CONFIG_SS_2500;
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.c b/drivers/net/ethernet/stmicro/stmmac/hwif.c
index b8ba8f2d80..29367105df 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.c
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.c
@@ -7,6 +7,7 @@
#include "common.h"
#include "stmmac.h"
#include "stmmac_ptp.h"
+#include "stmmac_est.h"
static u32 stmmac_get_id(struct stmmac_priv *priv, u32 id_reg)
{
@@ -114,6 +115,7 @@ static const struct stmmac_hwif_entry {
const void *mode;
const void *tc;
const void *mmc;
+ const void *est;
int (*setup)(struct stmmac_priv *priv);
int (*quirks)(struct stmmac_priv *priv);
} stmmac_hw[] = {
@@ -162,6 +164,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_GMAC4_OFFSET,
.mmc_off = MMC_GMAC4_OFFSET,
+ .est_off = EST_GMAC4_OFFSET,
},
.desc = &dwmac4_desc_ops,
.dma = &dwmac4_dma_ops,
@@ -170,6 +173,7 @@ static const struct stmmac_hwif_entry {
.mode = NULL,
.tc = &dwmac510_tc_ops,
.mmc = &dwmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwmac4_setup,
.quirks = stmmac_dwmac4_quirks,
}, {
@@ -180,6 +184,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_GMAC4_OFFSET,
.mmc_off = MMC_GMAC4_OFFSET,
+ .est_off = EST_GMAC4_OFFSET,
},
.desc = &dwmac4_desc_ops,
.dma = &dwmac4_dma_ops,
@@ -188,6 +193,7 @@ static const struct stmmac_hwif_entry {
.mode = &dwmac4_ring_mode_ops,
.tc = &dwmac510_tc_ops,
.mmc = &dwmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwmac4_setup,
.quirks = NULL,
}, {
@@ -198,6 +204,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_GMAC4_OFFSET,
.mmc_off = MMC_GMAC4_OFFSET,
+ .est_off = EST_GMAC4_OFFSET,
},
.desc = &dwmac4_desc_ops,
.dma = &dwmac410_dma_ops,
@@ -206,6 +213,7 @@ static const struct stmmac_hwif_entry {
.mode = &dwmac4_ring_mode_ops,
.tc = &dwmac510_tc_ops,
.mmc = &dwmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwmac4_setup,
.quirks = NULL,
}, {
@@ -216,6 +224,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_GMAC4_OFFSET,
.mmc_off = MMC_GMAC4_OFFSET,
+ .est_off = EST_GMAC4_OFFSET,
},
.desc = &dwmac4_desc_ops,
.dma = &dwmac410_dma_ops,
@@ -224,6 +233,7 @@ static const struct stmmac_hwif_entry {
.mode = &dwmac4_ring_mode_ops,
.tc = &dwmac510_tc_ops,
.mmc = &dwmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwmac4_setup,
.quirks = NULL,
}, {
@@ -235,6 +245,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_XGMAC_OFFSET,
.mmc_off = MMC_XGMAC_OFFSET,
+ .est_off = EST_XGMAC_OFFSET,
},
.desc = &dwxgmac210_desc_ops,
.dma = &dwxgmac210_dma_ops,
@@ -243,6 +254,7 @@ static const struct stmmac_hwif_entry {
.mode = NULL,
.tc = &dwmac510_tc_ops,
.mmc = &dwxgmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwxgmac2_setup,
.quirks = NULL,
}, {
@@ -254,6 +266,7 @@ static const struct stmmac_hwif_entry {
.regs = {
.ptp_off = PTP_XGMAC_OFFSET,
.mmc_off = MMC_XGMAC_OFFSET,
+ .est_off = EST_XGMAC_OFFSET,
},
.desc = &dwxgmac210_desc_ops,
.dma = &dwxgmac210_dma_ops,
@@ -262,6 +275,7 @@ static const struct stmmac_hwif_entry {
.mode = NULL,
.tc = &dwmac510_tc_ops,
.mmc = &dwxgmac_mmc_ops,
+ .est = &dwmac510_est_ops,
.setup = dwxlgmac2_setup,
.quirks = stmmac_dwxlgmac_quirks,
},
@@ -296,6 +310,10 @@ int stmmac_hwif_init(struct stmmac_priv *priv)
(needs_gmac4 ? PTP_GMAC4_OFFSET : PTP_GMAC3_X_OFFSET);
priv->mmcaddr = priv->ioaddr +
(needs_gmac4 ? MMC_GMAC4_OFFSET : MMC_GMAC3_X_OFFSET);
+ if (needs_gmac4)
+ priv->estaddr = priv->ioaddr + EST_GMAC4_OFFSET;
+ else if (needs_xgmac)
+ priv->estaddr = priv->ioaddr + EST_XGMAC_OFFSET;
/* Check for HW specific setup first */
if (priv->plat->setup) {
@@ -332,10 +350,13 @@ int stmmac_hwif_init(struct stmmac_priv *priv)
mac->mode = mac->mode ? : entry->mode;
mac->tc = mac->tc ? : entry->tc;
mac->mmc = mac->mmc ? : entry->mmc;
+ mac->est = mac->est ? : entry->est;
priv->hw = mac;
priv->ptpaddr = priv->ioaddr + entry->regs.ptp_off;
priv->mmcaddr = priv->ioaddr + entry->regs.mmc_off;
+ if (entry->est)
+ priv->estaddr = priv->ioaddr + entry->regs.est_off;
/* Entry found */
if (needs_setup) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index 68aa2d5ca6..7be04b5473 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -56,6 +56,10 @@ struct stmmac_desc_ops {
void (*set_tx_ic)(struct dma_desc *p);
/* Last tx segment reports the transmit status */
int (*get_tx_ls)(struct dma_desc *p);
+ /* Get the tag of the descriptor */
+ u16 (*get_rx_vlan_tci)(struct dma_desc *p);
+ /* Get the valid status of descriptor */
+ bool (*get_rx_vlan_valid)(struct dma_desc *p);
/* Return the transmit status looking at the TDES1 */
int (*tx_status)(struct stmmac_extra_stats *x,
struct dma_desc *p, void __iomem *ioaddr);
@@ -117,6 +121,10 @@ struct stmmac_desc_ops {
stmmac_do_void_callback(__priv, desc, set_tx_ic, __args)
#define stmmac_get_tx_ls(__priv, __args...) \
stmmac_do_callback(__priv, desc, get_tx_ls, __args)
+#define stmmac_get_rx_vlan_tci(__priv, __args...) \
+ stmmac_do_callback(__priv, desc, get_rx_vlan_tci, __args)
+#define stmmac_get_rx_vlan_valid(__priv, __args...) \
+ stmmac_do_callback(__priv, desc, get_rx_vlan_valid, __args)
#define stmmac_tx_status(__priv, __args...) \
stmmac_do_callback(__priv, desc, tx_status, __args)
#define stmmac_get_tx_len(__priv, __args...) \
@@ -388,6 +396,9 @@ struct stmmac_ops {
void (*update_vlan_hash)(struct mac_device_info *hw, u32 hash,
__le16 perfect_match, bool is_double);
void (*enable_vlan)(struct mac_device_info *hw, u32 type);
+ void (*rx_hw_vlan)(struct mac_device_info *hw, struct dma_desc *rx_desc,
+ struct sk_buff *skb);
+ void (*set_hw_vlan_mode)(struct mac_device_info *hw);
int (*add_hw_vlan_rx_fltr)(struct net_device *dev,
struct mac_device_info *hw,
__be16 proto, u16 vid);
@@ -408,10 +419,6 @@ struct stmmac_ops {
bool en, bool udp, bool sa, bool inv,
u32 match);
void (*set_arp_offload)(struct mac_device_info *hw, bool en, u32 addr);
- int (*est_configure)(void __iomem *ioaddr, struct stmmac_est *cfg,
- unsigned int ptp_rate);
- void (*est_irq_status)(void __iomem *ioaddr, struct net_device *dev,
- struct stmmac_extra_stats *x, u32 txqcnt);
void (*fpe_configure)(void __iomem *ioaddr, struct stmmac_fpe_cfg *cfg,
u32 num_txq, u32 num_rxq,
bool enable);
@@ -499,6 +506,10 @@ struct stmmac_ops {
stmmac_do_void_callback(__priv, mac, update_vlan_hash, __args)
#define stmmac_enable_vlan(__priv, __args...) \
stmmac_do_void_callback(__priv, mac, enable_vlan, __args)
+#define stmmac_rx_hw_vlan(__priv, __args...) \
+ stmmac_do_void_callback(__priv, mac, rx_hw_vlan, __args)
+#define stmmac_set_hw_vlan_mode(__priv, __args...) \
+ stmmac_do_void_callback(__priv, mac, set_hw_vlan_mode, __args)
#define stmmac_add_hw_vlan_rx_fltr(__priv, __args...) \
stmmac_do_callback(__priv, mac, add_hw_vlan_rx_fltr, __args)
#define stmmac_del_hw_vlan_rx_fltr(__priv, __args...) \
@@ -515,10 +526,6 @@ struct stmmac_ops {
stmmac_do_callback(__priv, mac, config_l4_filter, __args)
#define stmmac_set_arp_offload(__priv, __args...) \
stmmac_do_void_callback(__priv, mac, set_arp_offload, __args)
-#define stmmac_est_configure(__priv, __args...) \
- stmmac_do_callback(__priv, mac, est_configure, __args)
-#define stmmac_est_irq_status(__priv, __args...) \
- stmmac_do_void_callback(__priv, mac, est_irq_status, __args)
#define stmmac_fpe_configure(__priv, __args...) \
stmmac_do_void_callback(__priv, mac, fpe_configure, __args)
#define stmmac_fpe_send_mpacket(__priv, __args...) \
@@ -644,9 +651,22 @@ struct stmmac_mmc_ops {
#define stmmac_mmc_read(__priv, __args...) \
stmmac_do_void_callback(__priv, mmc, read, __args)
+struct stmmac_est_ops {
+ int (*configure)(struct stmmac_priv *priv, struct stmmac_est *cfg,
+ unsigned int ptp_rate);
+ void (*irq_status)(struct stmmac_priv *priv, struct net_device *dev,
+ struct stmmac_extra_stats *x, u32 txqcnt);
+};
+
+#define stmmac_est_configure(__priv, __args...) \
+ stmmac_do_callback(__priv, est, configure, __args)
+#define stmmac_est_irq_status(__priv, __args...) \
+ stmmac_do_void_callback(__priv, est, irq_status, __args)
+
struct stmmac_regs_off {
u32 ptp_off;
u32 mmc_off;
+ u32 est_off;
};
extern const struct stmmac_ops dwmac100_ops;
@@ -665,6 +685,7 @@ extern const struct stmmac_dma_ops dwxgmac210_dma_ops;
extern const struct stmmac_desc_ops dwxgmac210_desc_ops;
extern const struct stmmac_mmc_ops dwmac_mmc_ops;
extern const struct stmmac_mmc_ops dwxgmac_mmc_ops;
+extern const struct stmmac_est_ops dwmac510_est_ops;
#define GMAC_VERSION 0x00000020 /* GMAC CORE Version */
#define GMAC4_VERSION 0x00000110 /* GMAC4+ CORE Version */
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc.h b/drivers/net/ethernet/stmicro/stmmac/mmc.h
index a0c0592588..14c9d2637d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/mmc.h
+++ b/drivers/net/ethernet/stmicro/stmmac/mmc.h
@@ -52,6 +52,8 @@ struct stmmac_counters {
unsigned int mmc_tx_excessdef;
unsigned int mmc_tx_pause_frame;
unsigned int mmc_tx_vlan_frame_g;
+ unsigned int mmc_tx_lpi_usec;
+ unsigned int mmc_tx_lpi_tran;
/* MMC RX counter registers */
unsigned int mmc_rx_framecount_gb;
@@ -78,9 +80,16 @@ struct stmmac_counters {
unsigned int mmc_rx_fifo_overflow;
unsigned int mmc_rx_vlan_frames_gb;
unsigned int mmc_rx_watchdog_error;
+ unsigned int mmc_rx_lpi_usec;
+ unsigned int mmc_rx_lpi_tran;
+ unsigned int mmc_rx_discard_frames_gb;
+ unsigned int mmc_rx_discard_octets_gb;
+ unsigned int mmc_rx_align_err_frames;
+
/* IPC */
unsigned int mmc_rx_ipc_intr_mask;
unsigned int mmc_rx_ipc_intr;
+
/* IPv4 */
unsigned int mmc_rx_ipv4_gd;
unsigned int mmc_rx_ipv4_hderr;
@@ -118,9 +127,14 @@ struct stmmac_counters {
unsigned int mmc_rx_icmp_gd_octets;
unsigned int mmc_rx_icmp_err_octets;
+ /* Stream-Gate Filter */
+ unsigned int mmc_sgf_pass_fragment_cntr;
+ unsigned int mmc_sgf_fail_fragment_cntr;
+
/* FPE */
unsigned int mmc_tx_fpe_fragment_cntr;
unsigned int mmc_tx_hold_req_cntr;
+ unsigned int mmc_tx_gate_overrun_cntr;
unsigned int mmc_rx_packet_assembly_err_cntr;
unsigned int mmc_rx_packet_smd_err_cntr;
unsigned int mmc_rx_packet_assembly_ok_cntr;
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
index 6a7c1d325c..8597c6abae 100644
--- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
@@ -177,9 +177,12 @@
#define MMC_XGMAC_RX_DISCARD_OCT_GB 0x1b4
#define MMC_XGMAC_RX_ALIGN_ERR_PKT 0x1bc
+#define MMC_XGMAC_SGF_PASS_PKT 0x1f0
+#define MMC_XGMAC_SGF_FAIL_PKT 0x1f4
#define MMC_XGMAC_TX_FPE_INTR_MASK 0x204
#define MMC_XGMAC_TX_FPE_FRAG 0x208
#define MMC_XGMAC_TX_HOLD_REQ 0x20c
+#define MMC_XGMAC_TX_GATE_OVERRUN 0x210
#define MMC_XGMAC_RX_FPE_INTR_MASK 0x224
#define MMC_XGMAC_RX_PKT_ASSEMBLY_ERR 0x228
#define MMC_XGMAC_RX_PKT_SMD_ERR 0x22c
@@ -187,6 +190,40 @@
#define MMC_XGMAC_RX_FPE_FRAG 0x234
#define MMC_XGMAC_RX_IPC_INTR_MASK 0x25c
+#define MMC_XGMAC_RX_IPV4_GD 0x264
+#define MMC_XGMAC_RX_IPV4_HDERR 0x26c
+#define MMC_XGMAC_RX_IPV4_NOPAY 0x274
+#define MMC_XGMAC_RX_IPV4_FRAG 0x27c
+#define MMC_XGMAC_RX_IPV4_UDSBL 0x284
+
+#define MMC_XGMAC_RX_IPV6_GD 0x28c
+#define MMC_XGMAC_RX_IPV6_HDERR 0x294
+#define MMC_XGMAC_RX_IPV6_NOPAY 0x29c
+
+#define MMC_XGMAC_RX_UDP_GD 0x2a4
+#define MMC_XGMAC_RX_UDP_ERR 0x2ac
+#define MMC_XGMAC_RX_TCP_GD 0x2b4
+#define MMC_XGMAC_RX_TCP_ERR 0x2bc
+#define MMC_XGMAC_RX_ICMP_GD 0x2c4
+#define MMC_XGMAC_RX_ICMP_ERR 0x2cc
+
+#define MMC_XGMAC_RX_IPV4_GD_OCTETS 0x2d4
+#define MMC_XGMAC_RX_IPV4_HDERR_OCTETS 0x2dc
+#define MMC_XGMAC_RX_IPV4_NOPAY_OCTETS 0x2e4
+#define MMC_XGMAC_RX_IPV4_FRAG_OCTETS 0x2ec
+#define MMC_XGMAC_RX_IPV4_UDSBL_OCTETS 0x2f4
+
+#define MMC_XGMAC_RX_IPV6_GD_OCTETS 0x2fc
+#define MMC_XGMAC_RX_IPV6_HDERR_OCTETS 0x304
+#define MMC_XGMAC_RX_IPV6_NOPAY_OCTETS 0x30c
+
+#define MMC_XGMAC_RX_UDP_GD_OCTETS 0x314
+#define MMC_XGMAC_RX_UDP_ERR_OCTETS 0x31c
+#define MMC_XGMAC_RX_TCP_GD_OCTETS 0x324
+#define MMC_XGMAC_RX_TCP_ERR_OCTETS 0x32c
+#define MMC_XGMAC_RX_ICMP_GD_OCTETS 0x334
+#define MMC_XGMAC_RX_ICMP_ERR_OCTETS 0x33c
+
static void dwmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode)
{
u32 value = readl(mmcaddr + MMC_CNTRL);
@@ -414,6 +451,8 @@ static void dwxgmac_mmc_read(void __iomem *mmcaddr, struct stmmac_counters *mmc)
&mmc->mmc_tx_pause_frame);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_VLAN_PKT_G,
&mmc->mmc_tx_vlan_frame_g);
+ mmc->mmc_tx_lpi_usec += readl(mmcaddr + MMC_XGMAC_TX_LPI_USEC);
+ mmc->mmc_tx_lpi_tran += readl(mmcaddr + MMC_XGMAC_TX_LPI_TRAN);
/* MMC RX counter registers */
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_PKT_GB,
@@ -459,9 +498,23 @@ static void dwxgmac_mmc_read(void __iomem *mmcaddr, struct stmmac_counters *mmc)
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_VLAN_PKT_GB,
&mmc->mmc_rx_vlan_frames_gb);
mmc->mmc_rx_watchdog_error += readl(mmcaddr + MMC_XGMAC_RX_WATCHDOG_ERR);
-
+ mmc->mmc_rx_lpi_usec += readl(mmcaddr + MMC_XGMAC_RX_LPI_USEC);
+ mmc->mmc_rx_lpi_tran += readl(mmcaddr + MMC_XGMAC_RX_LPI_TRAN);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_DISCARD_PKT_GB,
+ &mmc->mmc_rx_discard_frames_gb);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_DISCARD_OCT_GB,
+ &mmc->mmc_rx_discard_octets_gb);
+ mmc->mmc_rx_align_err_frames +=
+ readl(mmcaddr + MMC_XGMAC_RX_ALIGN_ERR_PKT);
+
+ mmc->mmc_sgf_pass_fragment_cntr +=
+ readl(mmcaddr + MMC_XGMAC_SGF_PASS_PKT);
+ mmc->mmc_sgf_fail_fragment_cntr +=
+ readl(mmcaddr + MMC_XGMAC_SGF_FAIL_PKT);
mmc->mmc_tx_fpe_fragment_cntr += readl(mmcaddr + MMC_XGMAC_TX_FPE_FRAG);
mmc->mmc_tx_hold_req_cntr += readl(mmcaddr + MMC_XGMAC_TX_HOLD_REQ);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_GATE_OVERRUN,
+ &mmc->mmc_tx_gate_overrun_cntr);
mmc->mmc_rx_packet_assembly_err_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_PKT_ASSEMBLY_ERR);
mmc->mmc_rx_packet_smd_err_cntr +=
@@ -470,6 +523,68 @@ static void dwxgmac_mmc_read(void __iomem *mmcaddr, struct stmmac_counters *mmc)
readl(mmcaddr + MMC_XGMAC_RX_PKT_ASSEMBLY_OK);
mmc->mmc_rx_fpe_fragment_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_FPE_FRAG);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_GD,
+ &mmc->mmc_rx_ipv4_gd);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_HDERR,
+ &mmc->mmc_rx_ipv4_hderr);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_NOPAY,
+ &mmc->mmc_rx_ipv4_nopay);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_FRAG,
+ &mmc->mmc_rx_ipv4_frag);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_UDSBL,
+ &mmc->mmc_rx_ipv4_udsbl);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_GD,
+ &mmc->mmc_rx_ipv6_gd);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_HDERR,
+ &mmc->mmc_rx_ipv6_hderr);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_NOPAY,
+ &mmc->mmc_rx_ipv6_nopay);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_UDP_GD,
+ &mmc->mmc_rx_udp_gd);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_UDP_ERR,
+ &mmc->mmc_rx_udp_err);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_TCP_GD,
+ &mmc->mmc_rx_tcp_gd);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_TCP_ERR,
+ &mmc->mmc_rx_tcp_err);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_ICMP_GD,
+ &mmc->mmc_rx_icmp_gd);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_ICMP_ERR,
+ &mmc->mmc_rx_icmp_err);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_GD_OCTETS,
+ &mmc->mmc_rx_ipv4_gd_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_HDERR_OCTETS,
+ &mmc->mmc_rx_ipv4_hderr_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_NOPAY_OCTETS,
+ &mmc->mmc_rx_ipv4_nopay_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_FRAG_OCTETS,
+ &mmc->mmc_rx_ipv4_frag_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV4_UDSBL_OCTETS,
+ &mmc->mmc_rx_ipv4_udsbl_octets);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_GD_OCTETS,
+ &mmc->mmc_rx_ipv6_gd_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_HDERR_OCTETS,
+ &mmc->mmc_rx_ipv6_hderr_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_IPV6_NOPAY_OCTETS,
+ &mmc->mmc_rx_ipv6_nopay_octets);
+
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_UDP_GD_OCTETS,
+ &mmc->mmc_rx_udp_gd_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_UDP_ERR_OCTETS,
+ &mmc->mmc_rx_udp_err_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_TCP_GD_OCTETS,
+ &mmc->mmc_rx_tcp_gd_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_TCP_ERR_OCTETS,
+ &mmc->mmc_rx_tcp_err_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_ICMP_GD_OCTETS,
+ &mmc->mmc_rx_icmp_gd_octets);
+ dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_ICMP_ERR_OCTETS,
+ &mmc->mmc_rx_icmp_err_octets);
}
const struct stmmac_mmc_ops dwxgmac_mmc_ops = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index b8c93b881a..f155e4841c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -51,6 +51,7 @@ struct stmmac_tx_info {
bool last_segment;
bool is_jumbo;
enum stmmac_txbuf_type buf_type;
+ struct xsk_tx_metadata_compl xsk_meta;
};
#define STMMAC_TBS_AVAIL BIT(0)
@@ -100,6 +101,17 @@ struct stmmac_xdp_buff {
struct dma_desc *ndesc;
};
+struct stmmac_metadata_request {
+ struct stmmac_priv *priv;
+ struct dma_desc *tx_desc;
+ bool *set_ic;
+};
+
+struct stmmac_xsk_tx_complete {
+ struct stmmac_priv *priv;
+ struct dma_desc *desc;
+};
+
struct stmmac_rx_queue {
u32 rx_count_frames;
u32 queue_index;
@@ -284,6 +296,7 @@ struct stmmac_priv {
void __iomem *mmcaddr;
void __iomem *ptpaddr;
+ void __iomem *estaddr;
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
int sfty_ce_irq;
int sfty_ue_irq;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c
new file mode 100644
index 0000000000..4da6ccc17c
--- /dev/null
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2023, Intel Corporation
+ * stmmac EST(802.3 Qbv) handling
+ */
+#include <linux/iopoll.h>
+#include <linux/types.h>
+#include "stmmac.h"
+#include "stmmac_est.h"
+
+static int est_write(void __iomem *est_addr, u32 reg, u32 val, bool gcl)
+{
+ u32 ctrl;
+
+ writel(val, est_addr + EST_GCL_DATA);
+
+ ctrl = (reg << EST_ADDR_SHIFT);
+ ctrl |= gcl ? 0 : EST_GCRR;
+ writel(ctrl, est_addr + EST_GCL_CONTROL);
+
+ ctrl |= EST_SRWO;
+ writel(ctrl, est_addr + EST_GCL_CONTROL);
+
+ return readl_poll_timeout(est_addr + EST_GCL_CONTROL, ctrl,
+ !(ctrl & EST_SRWO), 100, 5000);
+}
+
+static int est_configure(struct stmmac_priv *priv, struct stmmac_est *cfg,
+ unsigned int ptp_rate)
+{
+ void __iomem *est_addr = priv->estaddr;
+ int i, ret = 0;
+ u32 ctrl;
+
+ ret |= est_write(est_addr, EST_BTR_LOW, cfg->btr[0], false);
+ ret |= est_write(est_addr, EST_BTR_HIGH, cfg->btr[1], false);
+ ret |= est_write(est_addr, EST_TER, cfg->ter, false);
+ ret |= est_write(est_addr, EST_LLR, cfg->gcl_size, false);
+ ret |= est_write(est_addr, EST_CTR_LOW, cfg->ctr[0], false);
+ ret |= est_write(est_addr, EST_CTR_HIGH, cfg->ctr[1], false);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < cfg->gcl_size; i++) {
+ ret = est_write(est_addr, i, cfg->gcl[i], true);
+ if (ret)
+ return ret;
+ }
+
+ ctrl = readl(est_addr + EST_CONTROL);
+ if (priv->plat->has_xgmac) {
+ ctrl &= ~EST_XGMAC_PTOV;
+ ctrl |= ((NSEC_PER_SEC / ptp_rate) * EST_XGMAC_PTOV_MUL) <<
+ EST_XGMAC_PTOV_SHIFT;
+ } else {
+ ctrl &= ~EST_GMAC5_PTOV;
+ ctrl |= ((NSEC_PER_SEC / ptp_rate) * EST_GMAC5_PTOV_MUL) <<
+ EST_GMAC5_PTOV_SHIFT;
+ }
+ if (cfg->enable)
+ ctrl |= EST_EEST | EST_SSWL;
+ else
+ ctrl &= ~EST_EEST;
+
+ writel(ctrl, est_addr + EST_CONTROL);
+
+ /* Configure EST interrupt */
+ if (cfg->enable)
+ ctrl = EST_IECGCE | EST_IEHS | EST_IEHF | EST_IEBE | EST_IECC;
+ else
+ ctrl = 0;
+
+ writel(ctrl, est_addr + EST_INT_EN);
+
+ return 0;
+}
+
+static void est_irq_status(struct stmmac_priv *priv, struct net_device *dev,
+ struct stmmac_extra_stats *x, u32 txqcnt)
+{
+ u32 status, value, feqn, hbfq, hbfs, btrl, btrl_max;
+ void __iomem *est_addr = priv->estaddr;
+ u32 txqcnt_mask = BIT(txqcnt) - 1;
+
+ status = readl(est_addr + EST_STATUS);
+
+ value = EST_CGCE | EST_HLBS | EST_HLBF | EST_BTRE | EST_SWLC;
+
+ /* Return if there is no error */
+ if (!(status & value))
+ return;
+
+ if (status & EST_CGCE) {
+ /* Clear Interrupt */
+ writel(EST_CGCE, est_addr + EST_STATUS);
+
+ x->mtl_est_cgce++;
+ }
+
+ if (status & EST_HLBS) {
+ value = readl(est_addr + EST_SCH_ERR);
+ value &= txqcnt_mask;
+
+ x->mtl_est_hlbs++;
+
+ /* Clear Interrupt */
+ writel(value, est_addr + EST_SCH_ERR);
+
+ /* Collecting info to shows all the queues that has HLBS
+ * issue. The only way to clear this is to clear the
+ * statistic
+ */
+ if (net_ratelimit())
+ netdev_err(dev, "EST: HLB(sched) Queue 0x%x\n", value);
+ }
+
+ if (status & EST_HLBF) {
+ value = readl(est_addr + EST_FRM_SZ_ERR);
+ feqn = value & txqcnt_mask;
+
+ value = readl(est_addr + EST_FRM_SZ_CAP);
+ hbfq = (value & EST_SZ_CAP_HBFQ_MASK(txqcnt)) >>
+ EST_SZ_CAP_HBFQ_SHIFT;
+ hbfs = value & EST_SZ_CAP_HBFS_MASK;
+
+ x->mtl_est_hlbf++;
+
+ /* Clear Interrupt */
+ writel(feqn, est_addr + EST_FRM_SZ_ERR);
+
+ if (net_ratelimit())
+ netdev_err(dev, "EST: HLB(size) Queue %u Size %u\n",
+ hbfq, hbfs);
+ }
+
+ if (status & EST_BTRE) {
+ if (priv->plat->has_xgmac) {
+ btrl = FIELD_GET(EST_XGMAC_BTRL, status);
+ btrl_max = FIELD_MAX(EST_XGMAC_BTRL);
+ } else {
+ btrl = FIELD_GET(EST_GMAC5_BTRL, status);
+ btrl_max = FIELD_MAX(EST_GMAC5_BTRL);
+ }
+ if (btrl == btrl_max)
+ x->mtl_est_btrlm++;
+ else
+ x->mtl_est_btre++;
+
+ if (net_ratelimit())
+ netdev_info(dev, "EST: BTR Error Loop Count %u\n",
+ btrl);
+
+ writel(EST_BTRE, est_addr + EST_STATUS);
+ }
+
+ if (status & EST_SWLC) {
+ writel(EST_SWLC, est_addr + EST_STATUS);
+ netdev_info(dev, "EST: SWOL has been switched\n");
+ }
+}
+
+const struct stmmac_est_ops dwmac510_est_ops = {
+ .configure = est_configure,
+ .irq_status = est_irq_status,
+};
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_est.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.h
new file mode 100644
index 0000000000..7a858c566e
--- /dev/null
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2023, Intel Corporation
+ * stmmac EST(802.3 Qbv) handling
+ */
+
+#define EST_GMAC4_OFFSET 0x00000c50
+#define EST_XGMAC_OFFSET 0x00001050
+
+#define EST_CONTROL 0x00000000
+#define EST_GMAC5_PTOV GENMASK(31, 24)
+#define EST_GMAC5_PTOV_SHIFT 24
+#define EST_GMAC5_PTOV_MUL 6
+#define EST_XGMAC_PTOV GENMASK(31, 23)
+#define EST_XGMAC_PTOV_SHIFT 23
+#define EST_XGMAC_PTOV_MUL 9
+#define EST_SSWL BIT(1)
+#define EST_EEST BIT(0)
+
+#define EST_STATUS 0x00000008
+#define EST_GMAC5_BTRL GENMASK(11, 8)
+#define EST_XGMAC_BTRL GENMASK(15, 8)
+#define EST_SWOL BIT(7)
+#define EST_SWOL_SHIFT 7
+#define EST_CGCE BIT(4)
+#define EST_HLBS BIT(3)
+#define EST_HLBF BIT(2)
+#define EST_BTRE BIT(1)
+#define EST_SWLC BIT(0)
+
+#define EST_SCH_ERR 0x00000010
+
+#define EST_FRM_SZ_ERR 0x00000014
+
+#define EST_FRM_SZ_CAP 0x00000018
+#define EST_SZ_CAP_HBFS_MASK GENMASK(14, 0)
+#define EST_SZ_CAP_HBFQ_SHIFT 16
+#define EST_SZ_CAP_HBFQ_MASK(val) \
+ ({ \
+ typeof(val) _val = (val); \
+ (_val > 4 ? GENMASK(18, 16) : \
+ _val > 2 ? GENMASK(17, 16) : \
+ BIT(16)); \
+ })
+
+#define EST_INT_EN 0x00000020
+#define EST_IECGCE EST_CGCE
+#define EST_IEHS EST_HLBS
+#define EST_IEHF EST_HLBF
+#define EST_IEBE EST_BTRE
+#define EST_IECC EST_SWLC
+
+#define EST_GCL_CONTROL 0x00000030
+#define EST_BTR_LOW 0x0
+#define EST_BTR_HIGH 0x1
+#define EST_CTR_LOW 0x2
+#define EST_CTR_HIGH 0x3
+#define EST_TER 0x4
+#define EST_LLR 0x5
+#define EST_ADDR_SHIFT 8
+#define EST_GCRR BIT(2)
+#define EST_SRWO BIT(0)
+
+#define EST_GCL_DATA 0x00000034
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index f9c1f3f4a1..ec44becf0e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -212,6 +212,8 @@ static const struct stmmac_stats stmmac_mmc[] = {
STMMAC_MMC_STAT(mmc_tx_excessdef),
STMMAC_MMC_STAT(mmc_tx_pause_frame),
STMMAC_MMC_STAT(mmc_tx_vlan_frame_g),
+ STMMAC_MMC_STAT(mmc_tx_lpi_usec),
+ STMMAC_MMC_STAT(mmc_tx_lpi_tran),
STMMAC_MMC_STAT(mmc_rx_framecount_gb),
STMMAC_MMC_STAT(mmc_rx_octetcount_gb),
STMMAC_MMC_STAT(mmc_rx_octetcount_g),
@@ -236,6 +238,11 @@ static const struct stmmac_stats stmmac_mmc[] = {
STMMAC_MMC_STAT(mmc_rx_fifo_overflow),
STMMAC_MMC_STAT(mmc_rx_vlan_frames_gb),
STMMAC_MMC_STAT(mmc_rx_watchdog_error),
+ STMMAC_MMC_STAT(mmc_rx_lpi_usec),
+ STMMAC_MMC_STAT(mmc_rx_lpi_tran),
+ STMMAC_MMC_STAT(mmc_rx_discard_frames_gb),
+ STMMAC_MMC_STAT(mmc_rx_discard_octets_gb),
+ STMMAC_MMC_STAT(mmc_rx_align_err_frames),
STMMAC_MMC_STAT(mmc_rx_ipc_intr_mask),
STMMAC_MMC_STAT(mmc_rx_ipc_intr),
STMMAC_MMC_STAT(mmc_rx_ipv4_gd),
@@ -266,8 +273,11 @@ static const struct stmmac_stats stmmac_mmc[] = {
STMMAC_MMC_STAT(mmc_rx_tcp_err_octets),
STMMAC_MMC_STAT(mmc_rx_icmp_gd_octets),
STMMAC_MMC_STAT(mmc_rx_icmp_err_octets),
+ STMMAC_MMC_STAT(mmc_sgf_pass_fragment_cntr),
+ STMMAC_MMC_STAT(mmc_sgf_fail_fragment_cntr),
STMMAC_MMC_STAT(mmc_tx_fpe_fragment_cntr),
STMMAC_MMC_STAT(mmc_tx_hold_req_cntr),
+ STMMAC_MMC_STAT(mmc_tx_gate_overrun_cntr),
STMMAC_MMC_STAT(mmc_rx_packet_assembly_err_cntr),
STMMAC_MMC_STAT(mmc_rx_packet_smd_err_cntr),
STMMAC_MMC_STAT(mmc_rx_packet_assembly_ok_cntr),
@@ -1125,41 +1135,42 @@ static u32 stmmac_get_rxfh_indir_size(struct net_device *dev)
return ARRAY_SIZE(priv->rss.table);
}
-static int stmmac_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
- u8 *hfunc)
+static int stmmac_get_rxfh(struct net_device *dev,
+ struct ethtool_rxfh_param *rxfh)
{
struct stmmac_priv *priv = netdev_priv(dev);
int i;
- if (indir) {
+ if (rxfh->indir) {
for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++)
- indir[i] = priv->rss.table[i];
+ rxfh->indir[i] = priv->rss.table[i];
}
- if (key)
- memcpy(key, priv->rss.key, sizeof(priv->rss.key));
- if (hfunc)
- *hfunc = ETH_RSS_HASH_TOP;
+ if (rxfh->key)
+ memcpy(rxfh->key, priv->rss.key, sizeof(priv->rss.key));
+ rxfh->hfunc = ETH_RSS_HASH_TOP;
return 0;
}
-static int stmmac_set_rxfh(struct net_device *dev, const u32 *indir,
- const u8 *key, const u8 hfunc)
+static int stmmac_set_rxfh(struct net_device *dev,
+ struct ethtool_rxfh_param *rxfh,
+ struct netlink_ext_ack *extack)
{
struct stmmac_priv *priv = netdev_priv(dev);
int i;
- if ((hfunc != ETH_RSS_HASH_NO_CHANGE) && (hfunc != ETH_RSS_HASH_TOP))
+ if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE &&
+ rxfh->hfunc != ETH_RSS_HASH_TOP)
return -EOPNOTSUPP;
- if (indir) {
+ if (rxfh->indir) {
for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++)
- priv->rss.table[i] = indir[i];
+ priv->rss.table[i] = rxfh->indir[i];
}
- if (key)
- memcpy(priv->rss.key, key, sizeof(priv->rss.key));
+ if (rxfh->key)
+ memcpy(priv->rss.key, rxfh->key, sizeof(priv->rss.key));
return stmmac_rss_configure(priv, priv->hw, &priv->rss,
priv->plat->rx_queues_to_use);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index de4d769195..83b732c30c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1198,17 +1198,6 @@ static int stmmac_init_phy(struct net_device *dev)
return ret;
}
-static void stmmac_set_half_duplex(struct stmmac_priv *priv)
-{
- /* Half-Duplex can only work with single tx queue */
- if (priv->plat->tx_queues_to_use > 1)
- priv->phylink_config.mac_capabilities &=
- ~(MAC_10HD | MAC_100HD | MAC_1000HD);
- else
- priv->phylink_config.mac_capabilities |=
- (MAC_10HD | MAC_100HD | MAC_1000HD);
-}
-
static int stmmac_phy_setup(struct stmmac_priv *priv)
{
struct stmmac_mdio_bus_data *mdio_bus_data;
@@ -1236,15 +1225,11 @@ static int stmmac_phy_setup(struct stmmac_priv *priv)
xpcs_get_interfaces(priv->hw->xpcs,
priv->phylink_config.supported_interfaces);
- priv->phylink_config.mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
- MAC_10FD | MAC_100FD |
- MAC_1000FD;
-
- stmmac_set_half_duplex(priv);
-
/* Get the MAC specific capabilities */
stmmac_mac_phylink_get_caps(priv);
+ priv->phylink_config.mac_capabilities = priv->hw->link.caps;
+
max_speed = priv->plat->max_speed;
if (max_speed)
phylink_limit_mac_speed(&priv->phylink_config, max_speed);
@@ -2431,6 +2416,46 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
}
}
+static void stmmac_xsk_request_timestamp(void *_priv)
+{
+ struct stmmac_metadata_request *meta_req = _priv;
+
+ stmmac_enable_tx_timestamp(meta_req->priv, meta_req->tx_desc);
+ *meta_req->set_ic = true;
+}
+
+static u64 stmmac_xsk_fill_timestamp(void *_priv)
+{
+ struct stmmac_xsk_tx_complete *tx_compl = _priv;
+ struct stmmac_priv *priv = tx_compl->priv;
+ struct dma_desc *desc = tx_compl->desc;
+ bool found = false;
+ u64 ns = 0;
+
+ if (!priv->hwts_tx_en)
+ return 0;
+
+ /* check tx tstamp status */
+ if (stmmac_get_tx_timestamp_status(priv, desc)) {
+ stmmac_get_timestamp(priv, desc, priv->adv_ts, &ns);
+ found = true;
+ } else if (!stmmac_get_mac_tx_timestamp(priv, priv->hw, &ns)) {
+ found = true;
+ }
+
+ if (found) {
+ ns -= priv->plat->cdc_error_adj;
+ return ns_to_ktime(ns);
+ }
+
+ return 0;
+}
+
+static const struct xsk_tx_metadata_ops stmmac_xsk_tx_metadata_ops = {
+ .tmo_request_timestamp = stmmac_xsk_request_timestamp,
+ .tmo_fill_timestamp = stmmac_xsk_fill_timestamp,
+};
+
static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
{
struct netdev_queue *nq = netdev_get_tx_queue(priv->dev, queue);
@@ -2449,6 +2474,8 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
budget = min(budget, stmmac_tx_avail(priv, queue));
while (budget-- > 0) {
+ struct stmmac_metadata_request meta_req;
+ struct xsk_tx_metadata *meta = NULL;
dma_addr_t dma_addr;
bool set_ic;
@@ -2472,6 +2499,7 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
tx_desc = tx_q->dma_tx + entry;
dma_addr = xsk_buff_raw_get_dma(pool, xdp_desc.addr);
+ meta = xsk_buff_get_metadata(pool, xdp_desc.addr);
xsk_buff_raw_dma_sync_for_device(pool, dma_addr, xdp_desc.len);
tx_q->tx_skbuff_dma[entry].buf_type = STMMAC_TXBUF_T_XSK_TX;
@@ -2499,6 +2527,11 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
else
set_ic = false;
+ meta_req.priv = priv;
+ meta_req.tx_desc = tx_desc;
+ meta_req.set_ic = &set_ic;
+ xsk_tx_metadata_request(meta, &stmmac_xsk_tx_metadata_ops,
+ &meta_req);
if (set_ic) {
tx_q->tx_count_frames = 0;
stmmac_set_tx_ic(priv, tx_desc);
@@ -2511,6 +2544,9 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
stmmac_enable_dma_transmission(priv, priv->ioaddr);
+ xsk_tx_metadata_to_compl(meta,
+ &tx_q->tx_skbuff_dma[entry].xsk_meta);
+
tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, priv->dma_conf.dma_tx_size);
entry = tx_q->cur_tx;
}
@@ -2619,8 +2655,19 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue,
} else {
tx_packets++;
}
- if (skb)
+ if (skb) {
stmmac_get_tx_hwtstamp(priv, p, skb);
+ } else if (tx_q->xsk_pool &&
+ xp_tx_metadata_enabled(tx_q->xsk_pool)) {
+ struct stmmac_xsk_tx_complete tx_compl = {
+ .priv = priv,
+ .desc = p,
+ };
+
+ xsk_tx_metadata_complete(&tx_q->tx_skbuff_dma[entry].xsk_meta,
+ &stmmac_xsk_tx_metadata_ops,
+ &tx_compl);
+ }
}
if (likely(tx_q->tx_skbuff_dma[entry].buf &&
@@ -3468,6 +3515,8 @@ static int stmmac_hw_setup(struct net_device *dev, bool ptp_register)
/* Start the ball rolling... */
stmmac_start_all_dma(priv);
+ stmmac_set_hw_vlan_mode(priv, priv->hw);
+
if (priv->dma_cap.fpesel) {
stmmac_fpe_start_wq(priv);
@@ -5020,7 +5069,12 @@ static void stmmac_dispatch_skb_zc(struct stmmac_priv *priv, u32 queue,
}
stmmac_get_rx_hwtstamp(priv, p, np, skb);
- stmmac_rx_vlan(priv->dev, skb);
+ if (priv->hw->hw_vlan_en)
+ /* MAC level stripping. */
+ stmmac_rx_hw_vlan(priv, priv->hw, p, skb);
+ else
+ /* Driver level stripping. */
+ stmmac_rx_vlan(priv->dev, skb);
skb->protocol = eth_type_trans(skb, priv->dev);
if (unlikely(!coe) || !stmmac_has_ip_ethertype(skb))
@@ -5534,7 +5588,14 @@ drain_data:
/* Got entire packet into SKB. Finish it. */
stmmac_get_rx_hwtstamp(priv, p, np, skb);
- stmmac_rx_vlan(priv->dev, skb);
+
+ if (priv->hw->hw_vlan_en)
+ /* MAC level stripping. */
+ stmmac_rx_hw_vlan(priv, priv->hw, p, skb);
+ else
+ /* Driver level stripping. */
+ stmmac_rx_vlan(priv->dev, skb);
+
skb->protocol = eth_type_trans(skb, priv->dev);
if (unlikely(!coe) || !stmmac_has_ip_ethertype(skb))
@@ -5840,6 +5901,13 @@ static int stmmac_set_features(struct net_device *netdev,
stmmac_enable_sph(priv, priv->ioaddr, sph_en, chan);
}
+ if (features & NETIF_F_HW_VLAN_CTAG_RX)
+ priv->hw->hw_vlan_en = true;
+ else
+ priv->hw->hw_vlan_en = false;
+
+ stmmac_set_hw_vlan_mode(priv, priv->hw);
+
return 0;
}
@@ -5901,7 +5969,7 @@ static void stmmac_common_interrupt(struct stmmac_priv *priv)
pm_wakeup_event(priv->device, 0);
if (priv->dma_cap.estsel)
- stmmac_est_irq_status(priv, priv->ioaddr, priv->dev,
+ stmmac_est_irq_status(priv, priv, priv->dev,
&priv->xstats, tx_cnt);
if (priv->dma_cap.fpesel) {
@@ -6183,30 +6251,23 @@ static struct dentry *stmmac_fs_dir;
static void sysfs_display_ring(void *head, int size, int extend_desc,
struct seq_file *seq, dma_addr_t dma_phy_addr)
{
- int i;
struct dma_extended_desc *ep = (struct dma_extended_desc *)head;
struct dma_desc *p = (struct dma_desc *)head;
+ unsigned int desc_size;
dma_addr_t dma_addr;
+ int i;
+ desc_size = extend_desc ? sizeof(*ep) : sizeof(*p);
for (i = 0; i < size; i++) {
- if (extend_desc) {
- dma_addr = dma_phy_addr + i * sizeof(*ep);
- seq_printf(seq, "%d [%pad]: 0x%x 0x%x 0x%x 0x%x\n",
- i, &dma_addr,
- le32_to_cpu(ep->basic.des0),
- le32_to_cpu(ep->basic.des1),
- le32_to_cpu(ep->basic.des2),
- le32_to_cpu(ep->basic.des3));
- ep++;
- } else {
- dma_addr = dma_phy_addr + i * sizeof(*p);
- seq_printf(seq, "%d [%pad]: 0x%x 0x%x 0x%x 0x%x\n",
- i, &dma_addr,
- le32_to_cpu(p->des0), le32_to_cpu(p->des1),
- le32_to_cpu(p->des2), le32_to_cpu(p->des3));
+ dma_addr = dma_phy_addr + i * desc_size;
+ seq_printf(seq, "%d [%pad]: 0x%x 0x%x 0x%x 0x%x\n",
+ i, &dma_addr,
+ le32_to_cpu(p->des0), le32_to_cpu(p->des1),
+ le32_to_cpu(p->des2), le32_to_cpu(p->des3));
+ if (extend_desc)
+ p = &(++ep)->basic;
+ else
p++;
- }
- seq_printf(seq, "\n");
}
}
@@ -7210,6 +7271,7 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt)
{
struct stmmac_priv *priv = netdev_priv(dev);
int ret = 0, i;
+ int max_speed;
if (netif_running(dev))
stmmac_release(dev);
@@ -7223,7 +7285,14 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt)
priv->rss.table[i] = ethtool_rxfh_indir_default(i,
rx_cnt);
- stmmac_set_half_duplex(priv);
+ stmmac_mac_phylink_get_caps(priv);
+
+ priv->phylink_config.mac_capabilities = priv->hw->link.caps;
+
+ max_speed = priv->plat->max_speed;
+ if (max_speed)
+ phylink_limit_mac_speed(&priv->phylink_config, max_speed);
+
stmmac_napi_add(dev);
if (netif_running(dev))
@@ -7469,6 +7538,7 @@ int stmmac_dvr_probe(struct device *device,
ndev->netdev_ops = &stmmac_netdev_ops;
ndev->xdp_metadata_ops = &stmmac_xdp_metadata_ops;
+ ndev->xsk_tx_metadata_ops = &stmmac_xsk_tx_metadata_ops;
ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_RXCSUM;
@@ -7535,6 +7605,9 @@ int stmmac_dvr_probe(struct device *device,
#ifdef STMMAC_VLAN_TAG_USED
/* Both mac100 and gmac support receive VLAN tag detection */
ndev->features |= NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX;
+ ndev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
+ priv->hw->hw_vlan_en = true;
+
if (priv->dma_cap.vlhash) {
ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
ndev->features |= NETIF_F_HW_VLAN_STAG_FILTER;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 1ffde555da..70eadc83ca 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -296,62 +296,80 @@ out:
}
/**
- * stmmac_dt_phy - parse device-tree driver parameters to allocate PHY resources
- * @plat: driver data platform structure
- * @np: device tree node
- * @dev: device pointer
- * Description:
- * The mdio bus will be allocated in case of a phy transceiver is on board;
- * it will be NULL if the fixed-link is configured.
- * If there is the "snps,dwmac-mdio" sub-node the mdio will be allocated
- * in any case (for DSA, mdio must be registered even if fixed-link).
- * The table below sums the supported configurations:
- * -------------------------------
- * snps,phy-addr | Y
- * -------------------------------
- * phy-handle | Y
- * -------------------------------
- * fixed-link | N
- * -------------------------------
- * snps,dwmac-mdio |
- * even if | Y
- * fixed-link |
- * -------------------------------
+ * stmmac_of_get_mdio() - Gets the MDIO bus from the devicetree.
+ * @np: devicetree node
*
- * It returns 0 in case of success otherwise -ENODEV.
+ * The MDIO bus will be searched for in the following ways:
+ * 1. The compatible is "snps,dwc-qos-ethernet-4.10" && a "mdio" named
+ * child node exists
+ * 2. A child node with the "snps,dwmac-mdio" compatible is present
+ *
+ * Return: The MDIO node if present otherwise NULL
*/
-static int stmmac_dt_phy(struct plat_stmmacenet_data *plat,
- struct device_node *np, struct device *dev)
+static struct device_node *stmmac_of_get_mdio(struct device_node *np)
{
- bool mdio = !of_phy_is_fixed_link(np);
static const struct of_device_id need_mdio_ids[] = {
{ .compatible = "snps,dwc-qos-ethernet-4.10" },
{},
};
+ struct device_node *mdio_node = NULL;
if (of_match_node(need_mdio_ids, np)) {
- plat->mdio_node = of_get_child_by_name(np, "mdio");
+ mdio_node = of_get_child_by_name(np, "mdio");
} else {
/**
* If snps,dwmac-mdio is passed from DT, always register
* the MDIO
*/
- for_each_child_of_node(np, plat->mdio_node) {
- if (of_device_is_compatible(plat->mdio_node,
+ for_each_child_of_node(np, mdio_node) {
+ if (of_device_is_compatible(mdio_node,
"snps,dwmac-mdio"))
break;
}
}
- if (plat->mdio_node) {
+ return mdio_node;
+}
+
+/**
+ * stmmac_mdio_setup() - Populate platform related MDIO structures.
+ * @plat: driver data platform structure
+ * @np: devicetree node
+ * @dev: device pointer
+ *
+ * This searches for MDIO information from the devicetree.
+ * If an MDIO node is found, it's assigned to plat->mdio_node and
+ * plat->mdio_bus_data is allocated.
+ * If no connection can be determined, just plat->mdio_bus_data is allocated
+ * to indicate a bus should be created and scanned for a phy.
+ * If it's determined there's no MDIO bus needed, both are left NULL.
+ *
+ * This expects that plat->phy_node has already been searched for.
+ *
+ * Return: 0 on success, errno otherwise.
+ */
+static int stmmac_mdio_setup(struct plat_stmmacenet_data *plat,
+ struct device_node *np, struct device *dev)
+{
+ bool legacy_mdio;
+
+ plat->mdio_node = stmmac_of_get_mdio(np);
+ if (plat->mdio_node)
dev_dbg(dev, "Found MDIO subnode\n");
- mdio = true;
- }
- if (mdio) {
- plat->mdio_bus_data =
- devm_kzalloc(dev, sizeof(struct stmmac_mdio_bus_data),
- GFP_KERNEL);
+ /* Legacy devicetrees allowed for no MDIO bus description and expect
+ * the bus to be scanned for devices. If there's no phy or fixed-link
+ * described assume this is the case since there must be something
+ * connected to the MAC.
+ */
+ legacy_mdio = !of_phy_is_fixed_link(np) && !plat->phy_node;
+ if (legacy_mdio)
+ dev_info(dev, "Deprecated MDIO bus assumption used\n");
+
+ if (plat->mdio_node || legacy_mdio) {
+ plat->mdio_bus_data = devm_kzalloc(dev,
+ sizeof(*plat->mdio_bus_data),
+ GFP_KERNEL);
if (!plat->mdio_bus_data)
return -ENOMEM;
@@ -471,8 +489,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac)
if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0)
dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n");
- /* To Configure PHY by using all device-tree supported properties */
- rc = stmmac_dt_phy(plat, np, &pdev->dev);
+ rc = stmmac_mdio_setup(plat, np, &pdev->dev);
if (rc)
return ERR_PTR(rc);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
index bffa5c0170..e04830a3a1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
@@ -72,7 +72,7 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta)
est_rst = true;
mutex_lock(&priv->plat->est->lock);
priv->plat->est->enable = false;
- stmmac_est_configure(priv, priv->ioaddr, priv->plat->est,
+ stmmac_est_configure(priv, priv, priv->plat->est,
priv->plat->clk_ptp_rate);
mutex_unlock(&priv->plat->est->lock);
}
@@ -102,7 +102,7 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta)
priv->plat->est->btr[0] = (u32)time.tv_nsec;
priv->plat->est->btr[1] = (u32)time.tv_sec;
priv->plat->est->enable = true;
- ret = stmmac_est_configure(priv, priv->ioaddr, priv->plat->est,
+ ret = stmmac_est_configure(priv, priv, priv->plat->est,
priv->plat->clk_ptp_rate);
mutex_unlock(&priv->plat->est->lock);
if (ret)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
index 6ad3e0a119..26fa33e5ec 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
@@ -975,6 +975,8 @@ static int tc_setup_taprio(struct stmmac_priv *priv,
return -EINVAL;
if (!qopt->cycle_time)
return -ERANGE;
+ if (qopt->cycle_time_extension >= BIT(wid + 7))
+ return -ERANGE;
if (!plat->est) {
plat->est = devm_kzalloc(priv->device, sizeof(*plat->est),
@@ -1041,6 +1043,8 @@ static int tc_setup_taprio(struct stmmac_priv *priv,
priv->plat->est->ctr[0] = do_div(ctr, NSEC_PER_SEC);
priv->plat->est->ctr[1] = (u32)ctr;
+ priv->plat->est->ter = qopt->cycle_time_extension;
+
if (fpe && !priv->dma_cap.fpesel) {
mutex_unlock(&priv->plat->est->lock);
return -EOPNOTSUPP;
@@ -1051,7 +1055,7 @@ static int tc_setup_taprio(struct stmmac_priv *priv,
*/
priv->plat->fpe_cfg->enable = fpe;
- ret = stmmac_est_configure(priv, priv->ioaddr, priv->plat->est,
+ ret = stmmac_est_configure(priv, priv, priv->plat->est,
priv->plat->clk_ptp_rate);
mutex_unlock(&priv->plat->est->lock);
if (ret) {
@@ -1072,7 +1076,7 @@ disable:
if (priv->plat->est) {
mutex_lock(&priv->plat->est->lock);
priv->plat->est->enable = false;
- stmmac_est_configure(priv, priv->ioaddr, priv->plat->est,
+ stmmac_est_configure(priv, priv, priv->plat->est,
priv->plat->clk_ptp_rate);
mutex_unlock(&priv->plat->est->lock);
}