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net: stmmac: xgmac: Implement MMC counters 

Implement the MMC counters feature in XGMAC core.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2019-08-07 10:03:09 +02:00 committed by David S. Miller
parent 6c9081a391
commit b6cdf09f51
7 changed files with 212 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
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@ -84,6 +84,7 @@
#define XGMAC_HWFEAT_AVSEL BIT(11) #define XGMAC_HWFEAT_AVSEL BIT(11)
#define XGMAC_HWFEAT_RAVSEL BIT(10) #define XGMAC_HWFEAT_RAVSEL BIT(10)
#define XGMAC_HWFEAT_ARPOFFSEL BIT(9) #define XGMAC_HWFEAT_ARPOFFSEL BIT(9)
#define XGMAC_HWFEAT_MMCSEL BIT(8)
#define XGMAC_HWFEAT_MGKSEL BIT(7) #define XGMAC_HWFEAT_MGKSEL BIT(7)
#define XGMAC_HWFEAT_RWKSEL BIT(6) #define XGMAC_HWFEAT_RWKSEL BIT(6)
#define XGMAC_HWFEAT_GMIISEL BIT(1) #define XGMAC_HWFEAT_GMIISEL BIT(1)

1
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
View File

@ -356,6 +356,7 @@ static void dwxgmac2_get_hw_feature(void __iomem *ioaddr,
dma_cap->atime_stamp = (hw_cap & XGMAC_HWFEAT_TSSEL) >> 12; dma_cap->atime_stamp = (hw_cap & XGMAC_HWFEAT_TSSEL) >> 12;
dma_cap->av = (hw_cap & XGMAC_HWFEAT_AVSEL) >> 11; dma_cap->av = (hw_cap & XGMAC_HWFEAT_AVSEL) >> 11;
dma_cap->av &= (hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10; dma_cap->av &= (hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10;
dma_cap->rmon = (hw_cap & XGMAC_HWFEAT_MMCSEL) >> 8;
dma_cap->pmt_magic_frame = (hw_cap & XGMAC_HWFEAT_MGKSEL) >> 7; dma_cap->pmt_magic_frame = (hw_cap & XGMAC_HWFEAT_MGKSEL) >> 7;
dma_cap->pmt_remote_wake_up = (hw_cap & XGMAC_HWFEAT_RWKSEL) >> 6; dma_cap->pmt_remote_wake_up = (hw_cap & XGMAC_HWFEAT_RWKSEL) >> 6;
dma_cap->mbps_1000 = (hw_cap & XGMAC_HWFEAT_GMIISEL) >> 1; dma_cap->mbps_1000 = (hw_cap & XGMAC_HWFEAT_GMIISEL) >> 1;

4
drivers/net/ethernet/stmicro/stmmac/hwif.c
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@ -201,7 +201,7 @@ static const struct stmmac_hwif_entry {
.min_id = DWXGMAC_CORE_2_10, .min_id = DWXGMAC_CORE_2_10,
.regs = { .regs = {
.ptp_off = PTP_XGMAC_OFFSET, .ptp_off = PTP_XGMAC_OFFSET,
.mmc_off = 0, .mmc_off = MMC_XGMAC_OFFSET,
}, },
.desc = &dwxgmac210_desc_ops, .desc = &dwxgmac210_desc_ops,
.dma = &dwxgmac210_dma_ops, .dma = &dwxgmac210_dma_ops,
@ -209,7 +209,7 @@ static const struct stmmac_hwif_entry {
.hwtimestamp = &stmmac_ptp, .hwtimestamp = &stmmac_ptp,
.mode = NULL, .mode = NULL,
.tc = &dwmac510_tc_ops, .tc = &dwmac510_tc_ops,
.mmc = NULL, .mmc = &dwxgmac_mmc_ops,
.setup = dwxgmac2_setup, .setup = dwxgmac2_setup,
.quirks = NULL, .quirks = NULL,
}, },

1
drivers/net/ethernet/stmicro/stmmac/hwif.h
View File

@ -503,6 +503,7 @@ extern const struct stmmac_ops dwxgmac210_ops;
extern const struct stmmac_dma_ops dwxgmac210_dma_ops; extern const struct stmmac_dma_ops dwxgmac210_dma_ops;
extern const struct stmmac_desc_ops dwxgmac210_desc_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 dwmac_mmc_ops;
extern const struct stmmac_mmc_ops dwxgmac_mmc_ops;
#define GMAC_VERSION 0x00000020 /* GMAC CORE Version */ #define GMAC_VERSION 0x00000020 /* GMAC CORE Version */
#define GMAC4_VERSION 0x00000110 /* GMAC4+ CORE Version */ #define GMAC4_VERSION 0x00000110 /* GMAC4+ CORE Version */

9
drivers/net/ethernet/stmicro/stmmac/mmc.h
View File

@ -24,6 +24,7 @@
#define MMC_GMAC4_OFFSET 0x700 #define MMC_GMAC4_OFFSET 0x700
#define MMC_GMAC3_X_OFFSET 0x100 #define MMC_GMAC3_X_OFFSET 0x100
#define MMC_XGMAC_OFFSET 0x800
struct stmmac_counters { struct stmmac_counters {
unsigned int mmc_tx_octetcount_gb; unsigned int mmc_tx_octetcount_gb;
@ -116,6 +117,14 @@ struct stmmac_counters {
unsigned int mmc_rx_tcp_err_octets; unsigned int mmc_rx_tcp_err_octets;
unsigned int mmc_rx_icmp_gd_octets; unsigned int mmc_rx_icmp_gd_octets;
unsigned int mmc_rx_icmp_err_octets; unsigned int mmc_rx_icmp_err_octets;
/* FPE */
unsigned int mmc_tx_fpe_fragment_cntr;
unsigned int mmc_tx_hold_req_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;
unsigned int mmc_rx_fpe_fragment_cntr;
}; };
#endif /* __MMC_H__ */ #endif /* __MMC_H__ */

192
drivers/net/ethernet/stmicro/stmmac/mmc_core.c
View File

@ -119,6 +119,64 @@
#define MMC_RX_ICMP_GD_OCTETS 0x180 #define MMC_RX_ICMP_GD_OCTETS 0x180
#define MMC_RX_ICMP_ERR_OCTETS 0x184 #define MMC_RX_ICMP_ERR_OCTETS 0x184
/* XGMAC MMC Registers */
#define MMC_XGMAC_TX_OCTET_GB 0x14
#define MMC_XGMAC_TX_PKT_GB 0x1c
#define MMC_XGMAC_TX_BROAD_PKT_G 0x24
#define MMC_XGMAC_TX_MULTI_PKT_G 0x2c
#define MMC_XGMAC_TX_64OCT_GB 0x34
#define MMC_XGMAC_TX_65OCT_GB 0x3c
#define MMC_XGMAC_TX_128OCT_GB 0x44
#define MMC_XGMAC_TX_256OCT_GB 0x4c
#define MMC_XGMAC_TX_512OCT_GB 0x54
#define MMC_XGMAC_TX_1024OCT_GB 0x5c
#define MMC_XGMAC_TX_UNI_PKT_GB 0x64
#define MMC_XGMAC_TX_MULTI_PKT_GB 0x6c
#define MMC_XGMAC_TX_BROAD_PKT_GB 0x74
#define MMC_XGMAC_TX_UNDER 0x7c
#define MMC_XGMAC_TX_OCTET_G 0x84
#define MMC_XGMAC_TX_PKT_G 0x8c
#define MMC_XGMAC_TX_PAUSE 0x94
#define MMC_XGMAC_TX_VLAN_PKT_G 0x9c
#define MMC_XGMAC_TX_LPI_USEC 0xa4
#define MMC_XGMAC_TX_LPI_TRAN 0xa8
#define MMC_XGMAC_RX_PKT_GB 0x100
#define MMC_XGMAC_RX_OCTET_GB 0x108
#define MMC_XGMAC_RX_OCTET_G 0x110
#define MMC_XGMAC_RX_BROAD_PKT_G 0x118
#define MMC_XGMAC_RX_MULTI_PKT_G 0x120
#define MMC_XGMAC_RX_CRC_ERR 0x128
#define MMC_XGMAC_RX_RUNT_ERR 0x130
#define MMC_XGMAC_RX_JABBER_ERR 0x134
#define MMC_XGMAC_RX_UNDER 0x138
#define MMC_XGMAC_RX_OVER 0x13c
#define MMC_XGMAC_RX_64OCT_GB 0x140
#define MMC_XGMAC_RX_65OCT_GB 0x148
#define MMC_XGMAC_RX_128OCT_GB 0x150
#define MMC_XGMAC_RX_256OCT_GB 0x158
#define MMC_XGMAC_RX_512OCT_GB 0x160
#define MMC_XGMAC_RX_1024OCT_GB 0x168
#define MMC_XGMAC_RX_UNI_PKT_G 0x170
#define MMC_XGMAC_RX_LENGTH_ERR 0x178
#define MMC_XGMAC_RX_RANGE 0x180
#define MMC_XGMAC_RX_PAUSE 0x188
#define MMC_XGMAC_RX_FIFOOVER_PKT 0x190
#define MMC_XGMAC_RX_VLAN_PKT_GB 0x198
#define MMC_XGMAC_RX_WATCHDOG_ERR 0x1a0
#define MMC_XGMAC_RX_LPI_USEC 0x1a4
#define MMC_XGMAC_RX_LPI_TRAN 0x1a8
#define MMC_XGMAC_RX_DISCARD_PKT_GB 0x1ac
#define MMC_XGMAC_RX_DISCARD_OCT_GB 0x1b4
#define MMC_XGMAC_RX_ALIGN_ERR_PKT 0x1bc
#define MMC_XGMAC_TX_FPE_FRAG 0x208
#define MMC_XGMAC_TX_HOLD_REQ 0x20c
#define MMC_XGMAC_RX_PKT_ASSEMBLY_ERR 0x228
#define MMC_XGMAC_RX_PKT_SMD_ERR 0x22c
#define MMC_XGMAC_RX_PKT_ASSEMBLY_OK 0x230
#define MMC_XGMAC_RX_FPE_FRAG 0x234
static void dwmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode) static void dwmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode)
{ {
u32 value = readl(mmcaddr + MMC_CNTRL); u32 value = readl(mmcaddr + MMC_CNTRL);
@ -263,3 +321,137 @@ const struct stmmac_mmc_ops dwmac_mmc_ops = {
.intr_all_mask = dwmac_mmc_intr_all_mask, .intr_all_mask = dwmac_mmc_intr_all_mask,
.read = dwmac_mmc_read, .read = dwmac_mmc_read,
}; };
static void dwxgmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode)
{
u32 value = readl(mmcaddr + MMC_CNTRL);
value |= (mode & 0x3F);
writel(value, mmcaddr + MMC_CNTRL);
}
static void dwxgmac_mmc_intr_all_mask(void __iomem *mmcaddr)
{
writel(MMC_DEFAULT_MASK, mmcaddr + MMC_RX_INTR_MASK);
writel(MMC_DEFAULT_MASK, mmcaddr + MMC_TX_INTR_MASK);
}
static void dwxgmac_read_mmc_reg(void __iomem *addr, u32 reg, u32 *dest)
{
u64 tmp = 0;
tmp += readl(addr + reg);
tmp += ((u64 )readl(addr + reg + 0x4)) << 32;
if (tmp > GENMASK(31, 0))
*dest = ~0x0;
else
*dest = *dest + tmp;
}
/* This reads the MAC core counters (if actaully supported).
* by default the MMC core is programmed to reset each
* counter after a read. So all the field of the mmc struct
* have to be incremented.
*/
static void dwxgmac_mmc_read(void __iomem *mmcaddr, struct stmmac_counters *mmc)
{
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_OCTET_GB,
&mmc->mmc_tx_octetcount_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_PKT_GB,
&mmc->mmc_tx_framecount_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_BROAD_PKT_G,
&mmc->mmc_tx_broadcastframe_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_MULTI_PKT_G,
&mmc->mmc_tx_multicastframe_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_64OCT_GB,
&mmc->mmc_tx_64_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_65OCT_GB,
&mmc->mmc_tx_65_to_127_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_128OCT_GB,
&mmc->mmc_tx_128_to_255_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_256OCT_GB,
&mmc->mmc_tx_256_to_511_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_512OCT_GB,
&mmc->mmc_tx_512_to_1023_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_1024OCT_GB,
&mmc->mmc_tx_1024_to_max_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_UNI_PKT_GB,
&mmc->mmc_tx_unicast_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_MULTI_PKT_GB,
&mmc->mmc_tx_multicast_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_BROAD_PKT_GB,
&mmc->mmc_tx_broadcast_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_UNDER,
&mmc->mmc_tx_underflow_error);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_OCTET_G,
&mmc->mmc_tx_octetcount_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_PKT_G,
&mmc->mmc_tx_framecount_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_PAUSE,
&mmc->mmc_tx_pause_frame);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_TX_VLAN_PKT_G,
&mmc->mmc_tx_vlan_frame_g);
/* MMC RX counter registers */
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_PKT_GB,
&mmc->mmc_rx_framecount_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_OCTET_GB,
&mmc->mmc_rx_octetcount_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_OCTET_G,
&mmc->mmc_rx_octetcount_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_BROAD_PKT_G,
&mmc->mmc_rx_broadcastframe_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_MULTI_PKT_G,
&mmc->mmc_rx_multicastframe_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_CRC_ERR,
&mmc->mmc_rx_crc_error);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_CRC_ERR,
&mmc->mmc_rx_crc_error);
mmc->mmc_rx_run_error += readl(mmcaddr + MMC_XGMAC_RX_RUNT_ERR);
mmc->mmc_rx_jabber_error += readl(mmcaddr + MMC_XGMAC_RX_JABBER_ERR);
mmc->mmc_rx_undersize_g += readl(mmcaddr + MMC_XGMAC_RX_UNDER);
mmc->mmc_rx_oversize_g += readl(mmcaddr + MMC_XGMAC_RX_OVER);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_64OCT_GB,
&mmc->mmc_rx_64_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_65OCT_GB,
&mmc->mmc_rx_65_to_127_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_128OCT_GB,
&mmc->mmc_rx_128_to_255_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_256OCT_GB,
&mmc->mmc_rx_256_to_511_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_512OCT_GB,
&mmc->mmc_rx_512_to_1023_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_1024OCT_GB,
&mmc->mmc_rx_1024_to_max_octets_gb);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_UNI_PKT_G,
&mmc->mmc_rx_unicast_g);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_LENGTH_ERR,
&mmc->mmc_rx_length_error);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_RANGE,
&mmc->mmc_rx_autofrangetype);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_PAUSE,
&mmc->mmc_rx_pause_frames);
dwxgmac_read_mmc_reg(mmcaddr, MMC_XGMAC_RX_FIFOOVER_PKT,
&mmc->mmc_rx_fifo_overflow);
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_tx_fpe_fragment_cntr += readl(mmcaddr + MMC_XGMAC_TX_FPE_FRAG);
mmc->mmc_tx_hold_req_cntr += readl(mmcaddr + MMC_XGMAC_TX_HOLD_REQ);
mmc->mmc_rx_packet_assembly_err_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_PKT_ASSEMBLY_ERR);
mmc->mmc_rx_packet_smd_err_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_PKT_SMD_ERR);
mmc->mmc_rx_packet_assembly_ok_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_PKT_ASSEMBLY_OK);
mmc->mmc_rx_fpe_fragment_cntr +=
readl(mmcaddr + MMC_XGMAC_RX_FPE_FRAG);
}
const struct stmmac_mmc_ops dwxgmac_mmc_ops = {
.ctrl = dwxgmac_mmc_ctrl,
.intr_all_mask = dwxgmac_mmc_intr_all_mask,
.read = dwxgmac_mmc_read,
};

6
drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
View File

@ -243,6 +243,12 @@ static const struct stmmac_stats stmmac_mmc[] = {
STMMAC_MMC_STAT(mmc_rx_tcp_err_octets), STMMAC_MMC_STAT(mmc_rx_tcp_err_octets),
STMMAC_MMC_STAT(mmc_rx_icmp_gd_octets), STMMAC_MMC_STAT(mmc_rx_icmp_gd_octets),
STMMAC_MMC_STAT(mmc_rx_icmp_err_octets), STMMAC_MMC_STAT(mmc_rx_icmp_err_octets),
STMMAC_MMC_STAT(mmc_tx_fpe_fragment_cntr),
STMMAC_MMC_STAT(mmc_tx_hold_req_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),
STMMAC_MMC_STAT(mmc_rx_fpe_fragment_cntr),
}; };
#define STMMAC_MMC_STATS_LEN ARRAY_SIZE(stmmac_mmc) #define STMMAC_MMC_STATS_LEN ARRAY_SIZE(stmmac_mmc)