diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c | 118 |
1 files changed, 107 insertions, 11 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index 49d822a98ada..c7fd466a0efd 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -95,7 +95,7 @@ static char *cgx_tx_stats_fields[] = { [CGX_STAT5] = "Total frames sent on the interface", [CGX_STAT6] = "Packets sent with an octet count < 64", [CGX_STAT7] = "Packets sent with an octet count == 64", - [CGX_STAT8] = "Packets sent with an octet count of 65–127", + [CGX_STAT8] = "Packets sent with an octet count of 65-127", [CGX_STAT9] = "Packets sent with an octet count of 128-255", [CGX_STAT10] = "Packets sent with an octet count of 256-511", [CGX_STAT11] = "Packets sent with an octet count of 512-1023", @@ -125,7 +125,7 @@ static char *rpm_rx_stats_fields[] = { "Total frames received on interface", "Packets received with an octet count < 64", "Packets received with an octet count == 64", - "Packets received with an octet count of 65â127", + "Packets received with an octet count of 65-127", "Packets received with an octet count of 128-255", "Packets received with an octet count of 256-511", "Packets received with an octet count of 512-1023", @@ -164,7 +164,7 @@ static char *rpm_tx_stats_fields[] = { "Packets sent to the multicast DMAC", "Packets sent to a broadcast DMAC", "Packets sent with an octet count == 64", - "Packets sent with an octet count of 65â127", + "Packets sent with an octet count of 65-127", "Packets sent with an octet count of 128-255", "Packets sent with an octet count of 256-511", "Packets sent with an octet count of 512-1023", @@ -226,6 +226,96 @@ static const struct file_operations rvu_dbg_##name##_fops = { \ static void print_nix_qsize(struct seq_file *filp, struct rvu_pfvf *pfvf); +#define LMT_MAPTBL_ENTRY_SIZE 16 +/* Dump LMTST map table */ +static ssize_t rvu_dbg_lmtst_map_table_display(struct file *filp, + char __user *buffer, + size_t count, loff_t *ppos) +{ + struct rvu *rvu = filp->private_data; + u64 lmt_addr, val, tbl_base; + int pf, vf, num_vfs, hw_vfs; + void __iomem *lmt_map_base; + int index = 0, off = 0; + int bytes_not_copied; + int buf_size = 10240; + char *buf; + + /* don't allow partial reads */ + if (*ppos != 0) + return 0; + + buf = kzalloc(buf_size, GFP_KERNEL); + if (!buf) + return -ENOSPC; + + tbl_base = rvu_read64(rvu, BLKADDR_APR, APR_AF_LMT_MAP_BASE); + + lmt_map_base = ioremap_wc(tbl_base, 128 * 1024); + if (!lmt_map_base) { + dev_err(rvu->dev, "Failed to setup lmt map table mapping!!\n"); + kfree(buf); + return false; + } + + off += scnprintf(&buf[off], buf_size - 1 - off, + "\n\t\t\t\t\tLmtst Map Table Entries"); + off += scnprintf(&buf[off], buf_size - 1 - off, + "\n\t\t\t\t\t======================="); + off += scnprintf(&buf[off], buf_size - 1 - off, "\nPcifunc\t\t\t"); + off += scnprintf(&buf[off], buf_size - 1 - off, "Table Index\t\t"); + off += scnprintf(&buf[off], buf_size - 1 - off, + "Lmtline Base (word 0)\t\t"); + off += scnprintf(&buf[off], buf_size - 1 - off, + "Lmt Map Entry (word 1)"); + off += scnprintf(&buf[off], buf_size - 1 - off, "\n"); + for (pf = 0; pf < rvu->hw->total_pfs; pf++) { + off += scnprintf(&buf[off], buf_size - 1 - off, "PF%d \t\t\t", + pf); + + index = pf * rvu->hw->total_vfs * LMT_MAPTBL_ENTRY_SIZE; + off += scnprintf(&buf[off], buf_size - 1 - off, " 0x%llx\t\t", + (tbl_base + index)); + lmt_addr = readq(lmt_map_base + index); + off += scnprintf(&buf[off], buf_size - 1 - off, + " 0x%016llx\t\t", lmt_addr); + index += 8; + val = readq(lmt_map_base + index); + off += scnprintf(&buf[off], buf_size - 1 - off, " 0x%016llx\n", + val); + /* Reading num of VFs per PF */ + rvu_get_pf_numvfs(rvu, pf, &num_vfs, &hw_vfs); + for (vf = 0; vf < num_vfs; vf++) { + index = (pf * rvu->hw->total_vfs * 16) + + ((vf + 1) * LMT_MAPTBL_ENTRY_SIZE); + off += scnprintf(&buf[off], buf_size - 1 - off, + "PF%d:VF%d \t\t", pf, vf); + off += scnprintf(&buf[off], buf_size - 1 - off, + " 0x%llx\t\t", (tbl_base + index)); + lmt_addr = readq(lmt_map_base + index); + off += scnprintf(&buf[off], buf_size - 1 - off, + " 0x%016llx\t\t", lmt_addr); + index += 8; + val = readq(lmt_map_base + index); + off += scnprintf(&buf[off], buf_size - 1 - off, + " 0x%016llx\n", val); + } + } + off += scnprintf(&buf[off], buf_size - 1 - off, "\n"); + + bytes_not_copied = copy_to_user(buffer, buf, off); + kfree(buf); + + iounmap(lmt_map_base); + if (bytes_not_copied) + return -EFAULT; + + *ppos = off; + return off; +} + +RVU_DEBUG_FOPS(lmtst_map_table, lmtst_map_table_display, NULL); + static void get_lf_str_list(struct rvu_block block, int pcifunc, char *lfs) { @@ -1960,7 +2050,7 @@ static int cgx_print_stats(struct seq_file *s, int lmac_id) return -ENODEV; mac_ops = get_mac_ops(cgxd); - + /* There can be no CGX devices at all */ if (!mac_ops) return 0; @@ -2038,13 +2128,13 @@ static int cgx_print_stats(struct seq_file *s, int lmac_id) if (err) return err; - if (is_rvu_otx2(rvu)) - seq_printf(s, "%s: %llu\n", cgx_tx_stats_fields[stat], - tx_stat); - else - seq_printf(s, "%s: %llu\n", rpm_tx_stats_fields[stat], - tx_stat); - stat++; + if (is_rvu_otx2(rvu)) + seq_printf(s, "%s: %llu\n", cgx_tx_stats_fields[stat], + tx_stat); + else + seq_printf(s, "%s: %llu\n", rpm_tx_stats_fields[stat], + tx_stat); + stat++; } return err; @@ -2482,6 +2572,8 @@ static int rvu_dbg_npc_mcam_show_rules(struct seq_file *s, void *unused) seq_printf(s, "VF%d", vf); } seq_puts(s, "\n"); + seq_printf(s, "\tchannel: 0x%x\n", iter->chan); + seq_printf(s, "\tchannel_mask: 0x%x\n", iter->chan_mask); } rvu_dbg_npc_mcam_show_action(s, iter); @@ -2754,6 +2846,10 @@ void rvu_dbg_init(struct rvu *rvu) debugfs_create_file("rsrc_alloc", 0444, rvu->rvu_dbg.root, rvu, &rvu_dbg_rsrc_status_fops); + if (!is_rvu_otx2(rvu)) + debugfs_create_file("lmtst_map_table", 0444, rvu->rvu_dbg.root, + rvu, &rvu_dbg_lmtst_map_table_fops); + if (!cgx_get_cgxcnt_max()) goto create; |