blob: 6d1a987b05a344aed0875e2176ef9a182d81b24a [file] [log] [blame]
From 2cd9ab05b3a16a92fb2552102b2a9c36834d1e7d Mon Sep 17 00:00:00 2001
From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
Date: Fri, 31 Mar 2023 11:36:34 +0800
Subject: [PATCH 44/98] wifi: mt76: mt7996: add binfile mode support
Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
---
eeprom.c | 20 ++++++++++++++++++++
mt76.h | 3 +++
mt7996/eeprom.c | 42 +++++++++++++++++++++++++++++++++++++++---
mt7996/eeprom.h | 7 +++++++
mt7996/mt7996.h | 3 +++
mt7996/mtk_debugfs.c | 40 ++++++++++++++++++++++++++++++++++++++++
6 files changed, 112 insertions(+), 3 deletions(-)
diff --git a/eeprom.c b/eeprom.c
index 437d8ca..89bb913 100644
--- a/eeprom.c
+++ b/eeprom.c
@@ -159,6 +159,26 @@ int mt76_get_of_eeprom(struct mt76_dev *dev, void *eep, int offset, int len)
}
EXPORT_SYMBOL_GPL(mt76_get_of_eeprom);
+bool mt76_check_bin_file_mode(struct mt76_dev *dev)
+{
+ struct device_node *np = dev->dev->of_node;
+ const char *bin_file_name = NULL;
+
+ if (!np)
+ return false;
+
+ of_property_read_string(np, "bin_file_name", &bin_file_name);
+
+ dev->bin_file_name = bin_file_name;
+ if (dev->bin_file_name)
+ dev_info(dev->dev, "Using bin file %s\n", dev->bin_file_name);
+
+ of_node_put(np);
+
+ return dev->bin_file_name ? true : false;
+}
+EXPORT_SYMBOL_GPL(mt76_check_bin_file_mode);
+
void
mt76_eeprom_override(struct mt76_phy *phy)
{
diff --git a/mt76.h b/mt76.h
index fc69d3e..0bf0177 100644
--- a/mt76.h
+++ b/mt76.h
@@ -945,6 +945,8 @@ struct mt76_dev {
struct mt76_usb usb;
struct mt76_sdio sdio;
};
+
+ const char *bin_file_name;
};
/* per-phy stats. */
@@ -1190,6 +1192,7 @@ void mt76_seq_puts_array(struct seq_file *file, const char *str,
int mt76_eeprom_init(struct mt76_dev *dev, int len);
void mt76_eeprom_override(struct mt76_phy *phy);
int mt76_get_of_eeprom(struct mt76_dev *dev, void *data, int offset, int len);
+bool mt76_check_bin_file_mode(struct mt76_dev *dev);
struct mt76_queue *
mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc,
diff --git a/mt7996/eeprom.c b/mt7996/eeprom.c
index b88fd64..ca91c69 100644
--- a/mt7996/eeprom.c
+++ b/mt7996/eeprom.c
@@ -61,8 +61,11 @@ static int mt7996_check_eeprom(struct mt7996_dev *dev)
}
}
-static char *mt7996_eeprom_name(struct mt7996_dev *dev)
+const char *mt7996_eeprom_name(struct mt7996_dev *dev)
{
+ if (dev->bin_file_mode)
+ return dev->mt76.bin_file_name;
+
/* reserve for future variants */
if (dev->testmode_enable)
return MT7996_EEPROM_DEFAULT_TM;
@@ -114,7 +117,10 @@ mt7996_eeprom_load_default(struct mt7996_dev *dev)
return ret;
if (!fw || !fw->data) {
- dev_err(dev->mt76.dev, "Invalid default bin\n");
+ if (dev->bin_file_mode)
+ dev_err(dev->mt76.dev, "Invalid bin (bin file mode)\n");
+ else
+ dev_err(dev->mt76.dev, "Invalid default bin\n");
ret = -EINVAL;
goto out;
}
@@ -128,18 +134,45 @@ out:
return ret;
}
+static int mt7996_eeprom_load_flash(struct mt7996_dev *dev)
+{
+ int ret = 1;
+
+ /* return > 0 for load success, return 0 for load failed, return < 0 for non memory */
+ dev->bin_file_mode = mt76_check_bin_file_mode(&dev->mt76);
+ if (dev->bin_file_mode) {
+ dev->mt76.eeprom.size = MT7996_EEPROM_SIZE;
+ dev->mt76.eeprom.data = devm_kzalloc(dev->mt76.dev, dev->mt76.eeprom.size,
+ GFP_KERNEL);
+ if (!dev->mt76.eeprom.data)
+ return -ENOMEM;
+
+ if (mt7996_eeprom_load_default(dev))
+ return 0;
+
+ if (mt7996_check_eeprom(dev))
+ return 0;
+ } else {
+ ret = mt76_eeprom_init(&dev->mt76, MT7996_EEPROM_SIZE);
+ }
+
+ return ret;
+}
+
int mt7996_eeprom_check_fw_mode(struct mt7996_dev *dev)
{
u8 *eeprom;
int ret;
/* load eeprom in flash or bin file mode to determine fw mode */
- ret = mt76_eeprom_init(&dev->mt76, MT7996_EEPROM_SIZE);
+ ret = mt7996_eeprom_load_flash(dev);
+
if (ret < 0)
return ret;
if (ret) {
dev->flash_mode = true;
+ dev->eeprom_mode = dev->bin_file_mode ? BIN_FILE_MODE : FLASH_MODE;
eeprom = dev->mt76.eeprom.data;
/* testmode enable priority: eeprom field > module parameter */
dev->testmode_enable = !mt7996_check_eeprom(dev) ? eeprom[MT_EE_TESTMODE_EN] :
@@ -173,6 +206,7 @@ static int mt7996_eeprom_load(struct mt7996_dev *dev)
if (ret < 0)
return ret;
}
+ dev->eeprom_mode = EFUSE_MODE;
}
return mt7996_check_eeprom(dev);
@@ -309,6 +343,8 @@ int mt7996_eeprom_init(struct mt7996_dev *dev)
return ret;
dev_warn(dev->mt76.dev, "eeprom load fail, use default bin\n");
+ dev->bin_file_mode = false;
+ dev->eeprom_mode = DEFAULT_BIN_MODE;
ret = mt7996_eeprom_load_default(dev);
if (ret)
return ret;
diff --git a/mt7996/eeprom.h b/mt7996/eeprom.h
index 7ff290f..20dd877 100644
--- a/mt7996/eeprom.h
+++ b/mt7996/eeprom.h
@@ -99,6 +99,13 @@ enum mt7996_eeprom_band {
MT_EE_BAND_SEL_6GHZ,
};
+enum mt7915_eeprom_mode {
+ DEFAULT_BIN_MODE,
+ EFUSE_MODE,
+ FLASH_MODE,
+ BIN_FILE_MODE,
+};
+
static inline int
mt7996_get_channel_group_5g(int channel)
{
diff --git a/mt7996/mt7996.h b/mt7996/mt7996.h
index 684c254..cda557e 100644
--- a/mt7996/mt7996.h
+++ b/mt7996/mt7996.h
@@ -375,6 +375,8 @@ struct mt7996_dev {
} wed_rro;
bool testmode_enable;
+ bool bin_file_mode;
+ u8 eeprom_mode;
bool ibf;
u8 fw_debug_wm;
@@ -518,6 +520,7 @@ irqreturn_t mt7996_irq_handler(int irq, void *dev_instance);
u64 __mt7996_get_tsf(struct ieee80211_hw *hw, struct mt7996_vif *mvif);
int mt7996_register_device(struct mt7996_dev *dev);
void mt7996_unregister_device(struct mt7996_dev *dev);
+const char *mt7996_eeprom_name(struct mt7996_dev *dev);
int mt7996_eeprom_init(struct mt7996_dev *dev);
int mt7996_eeprom_check_fw_mode(struct mt7996_dev *dev);
int mt7996_eeprom_parse_hw_cap(struct mt7996_dev *dev, struct mt7996_phy *phy);
diff --git a/mt7996/mtk_debugfs.c b/mt7996/mtk_debugfs.c
index 57fcbab..82b2785 100644
--- a/mt7996/mtk_debugfs.c
+++ b/mt7996/mtk_debugfs.c
@@ -2551,6 +2551,44 @@ static const struct file_operations mt7996_txpower_sku_fops = {
.llseek = default_llseek,
};
+static int mt7996_show_eeprom_mode(struct seq_file *s, void *data)
+{
+ struct mt7996_dev *dev = dev_get_drvdata(s->private);
+ struct mt76_dev *mdev = &dev->mt76;
+#ifdef CONFIG_NL80211_TESTMODE
+ const char *mtd_name = mdev->test_mtd.name;
+ u32 mtd_offset = mdev->test_mtd.offset;
+#else
+ const char *mtd_name = NULL;
+ u32 mtd_offset;
+#endif
+
+ seq_printf(s, "Current eeprom mode:\n");
+
+ switch (dev->eeprom_mode) {
+ case DEFAULT_BIN_MODE:
+ seq_printf(s, " default bin mode\n filename = %s\n", mt7996_eeprom_name(dev));
+ break;
+ case EFUSE_MODE:
+ seq_printf(s, " efuse mode\n");
+ break;
+ case FLASH_MODE:
+ if (mtd_name)
+ seq_printf(s, " flash mode\n mtd name = %s\n flash offset = 0x%x\n",
+ mtd_name, mtd_offset);
+ else
+ seq_printf(s, " flash mode\n");
+ break;
+ case BIN_FILE_MODE:
+ seq_printf(s, " bin file mode\n filename = %s\n", mt7996_eeprom_name(dev));
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
int mt7996_mtk_init_debugfs(struct mt7996_phy *phy, struct dentry *dir)
{
struct mt7996_dev *dev = phy->dev;
@@ -2596,6 +2634,8 @@ int mt7996_mtk_init_debugfs(struct mt7996_phy *phy, struct dentry *dir)
debugfs_create_file("txpower_level", 0600, dir, phy, &fops_txpower_level);
debugfs_create_file("txpower_info", 0600, dir, phy, &mt7996_txpower_info_fops);
debugfs_create_file("txpower_sku", 0600, dir, phy, &mt7996_txpower_sku_fops);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "eeprom_mode", dir,
+ mt7996_show_eeprom_mode);
debugfs_create_devm_seqfile(dev->mt76.dev, "wtbl_info", dir,
mt7996_wtbl_read);
--
2.18.0