diff options
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c | 88 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/regs.h | 11 |
3 files changed, 101 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c index 00ba550fc48f..b8c31b57734d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c @@ -365,6 +365,93 @@ mt7615_rf_reg_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_reg, mt7615_rf_reg_get, mt7615_rf_reg_set, "0x%08llx\n"); +static ssize_t +mt7615_ext_mac_addr_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct mt7615_dev *dev = file->private_data; + char buf[32 * ((ETH_ALEN * 3) + 4) + 1]; + u8 addr[ETH_ALEN]; + int ofs = 0; + int i; + + for (i = 0; i < 32; i++) { + if (!(dev->muar_mask & BIT(i))) + continue; + + mt76_wr(dev, MT_WF_RMAC_MAR1, + FIELD_PREP(MT_WF_RMAC_MAR1_IDX, i * 2) | + MT_WF_RMAC_MAR1_START); + put_unaligned_le32(mt76_rr(dev, MT_WF_RMAC_MAR0), addr); + put_unaligned_le16((mt76_rr(dev, MT_WF_RMAC_MAR1) & + MT_WF_RMAC_MAR1_ADDR), addr + 4); + ofs += snprintf(buf + ofs, sizeof(buf) - ofs, "%d=%pM\n", i, addr); + } + + return simple_read_from_buffer(userbuf, count, ppos, buf, ofs); +} + +static ssize_t +mt7615_ext_mac_addr_write(struct file *file, const char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct mt7615_dev *dev = file->private_data; + unsigned long idx = 0; + u8 addr[ETH_ALEN]; + char buf[32]; + char *p; + + if (count > sizeof(buf)) + return -EINVAL; + + if (copy_from_user(buf, userbuf, count)) + return -EFAULT; + + buf[sizeof(buf) - 1] = '\0'; + + p = strchr(buf, '='); + if (p) { + *p = 0; + p++; + + if (kstrtoul(buf, 0, &idx) || idx > 31) + return -EINVAL; + } else { + idx = 0; + p = buf; + } + + if (!mac_pton(p, addr)) + return -EINVAL; + + if (is_valid_ether_addr(addr)) { + dev->muar_mask |= BIT(idx); + } else { + memset(addr, 0, sizeof(addr)); + dev->muar_mask &= ~BIT(idx); + } + + mt76_rmw_field(dev, MT_WF_RMAC_MORE(0), MT_WF_RMAC_MORE_MUAR_MODE, 1); + mt76_wr(dev, MT_WF_RMAC_MAR0, get_unaligned_le32(addr)); + mt76_wr(dev, MT_WF_RMAC_MAR1, + get_unaligned_le16(addr + 4) | + FIELD_PREP(MT_WF_RMAC_MAR1_IDX, idx * 2) | + MT_WF_RMAC_MAR1_START | + MT_WF_RMAC_MAR1_WRITE); + + mt76_rmw_field(dev, MT_WF_RMAC_MORE(0), MT_WF_RMAC_MORE_MUAR_MODE, !!dev->muar_mask); + + return count; +} + +static const struct file_operations fops_ext_mac_addr = { + .open = simple_open, + .llseek = generic_file_llseek, + .read = mt7615_ext_mac_addr_read, + .write = mt7615_ext_mac_addr_write, + .owner = THIS_MODULE, +}; + int mt7615_init_debugfs(struct mt7615_dev *dev) { struct dentry *dir; @@ -406,6 +493,7 @@ int mt7615_init_debugfs(struct mt7615_dev *dev) &fops_reset_test); debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir, mt7615_read_temperature); + debugfs_create_file("ext_mac_addr", 0600, dir, dev, &fops_ext_mac_addr); debugfs_create_u32("rf_wfidx", 0600, dir, &dev->debugfs_rf_wf); debugfs_create_u32("rf_regidx", 0600, dir, &dev->debugfs_rf_reg); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 716956b58c13..43d8256af66a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -295,6 +295,8 @@ struct mt7615_dev { u32 debugfs_rf_wf; u32 debugfs_rf_reg; + u32 muar_mask; + #ifdef CONFIG_NL80211_TESTMODE struct { u32 *reg_backup; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h index 61623f480806..6e5db015b32c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h @@ -333,6 +333,9 @@ enum mt7615_reg_base { #define MT_WF_RFCR_DROP_NDPA BIT(20) #define MT_WF_RFCR_DROP_UNWANTED_CTL BIT(21) +#define MT_WF_RMAC_MORE(_band) MT_WF_RMAC((_band) ? 0x124 : 0x024) +#define MT_WF_RMAC_MORE_MUAR_MODE GENMASK(31, 30) + #define MT_WF_RFCR1(_band) MT_WF_RMAC((_band) ? 0x104 : 0x004) #define MT_WF_RFCR1_DROP_ACK BIT(4) #define MT_WF_RFCR1_DROP_BF_POLL BIT(5) @@ -342,6 +345,14 @@ enum mt7615_reg_base { #define MT_CHFREQ(_band) MT_WF_RMAC((_band) ? 0x130 : 0x030) +#define MT_WF_RMAC_MAR0 MT_WF_RMAC(0x025c) +#define MT_WF_RMAC_MAR1 MT_WF_RMAC(0x0260) +#define MT_WF_RMAC_MAR1_ADDR GENMASK(15, 0) +#define MT_WF_RMAC_MAR1_START BIT(16) +#define MT_WF_RMAC_MAR1_WRITE BIT(17) +#define MT_WF_RMAC_MAR1_IDX GENMASK(29, 24) +#define MT_WF_RMAC_MAR1_GROUP GENMASK(31, 30) + #define MT_WF_RMAC_MIB_TIME0 MT_WF_RMAC(0x03c4) #define MT_WF_RMAC_MIB_RXTIME_CLR BIT(31) #define MT_WF_RMAC_MIB_RXTIME_EN BIT(30) |