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wifi: mt76: add external EEPROM support for mt799x chipsets

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For the MT7992 and MT7990 chipsets, efuse mode is not supported because
there is insufficient space in the efuse to store the calibration data.
Therefore, an additional on-chip EEPROM is added to address this
limitation.

Co-developed-by: Elwin Huang <[email protected]>
Signed-off-by: Elwin Huang <[email protected]>
Co-developed-by: Shayne Chen <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
Signed-off-by: StanleyYP Wang <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
StanleyYP Wang
2026-02-21 08:56:45 +00:00
committed by Felix Fietkau
parent d62f5a0d1d
commit 8831fa78cb
6 changed files with 148 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt7996/mt7996.h
+17 -3
View File
@@ -85,6 +85,7 @@
#define MT7996_EEPROM_SIZE 7680
#define MT7996_EEPROM_BLOCK_SIZE 16
#define MT7996_EXT_EEPROM_BLOCK_SIZE 1024
#define MT7996_TOKEN_SIZE 16384
#define MT7996_HW_TOKEN_SIZE 8192
@@ -169,6 +170,13 @@ enum mt7996_fem_type {
MT7996_FEM_MIX,
};
enum mt7996_eeprom_mode {
EEPROM_MODE_DEFAULT_BIN,
EEPROM_MODE_EFUSE,
EEPROM_MODE_FLASH,
EEPROM_MODE_EXT,
};
enum mt7996_txq_id {
MT7996_TXQ_FWDL = 16,
MT7996_TXQ_MCU_WM,
@@ -441,7 +449,7 @@ struct mt7996_dev {
u32 hw_pattern;
bool flash_mode:1;
u8 eeprom_mode;
bool has_eht:1;
struct {
@@ -736,8 +744,9 @@ int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev,
int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct mt7996_sta *msta,
void *data, u8 link_id, u32 field);
int mt7996_mcu_set_eeprom(struct mt7996_dev *dev);
int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len);
int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num);
int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len,
enum mt7996_eeprom_mode mode);
int mt7996_mcu_get_efuse_free_block(struct mt7996_dev *dev, u8 *block_num);
int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap);
int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 set, u8 band);
int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action);
@@ -835,6 +844,11 @@ static inline bool mt7996_has_wa(struct mt7996_dev *dev)
return !is_mt7990(&dev->mt76);
}
static inline bool mt7996_has_ext_eeprom(struct mt7996_dev *dev)
{
return !is_mt7996(&dev->mt76);
}
void mt7996_mac_init(struct mt7996_dev *dev);
u32 mt7996_mac_wtbl_lmac_addr(struct mt7996_dev *dev, u16 wcid, u8 dw);
bool mt7996_mac_wtbl_update(struct mt7996_dev *dev, int idx, u32 mask);