Debugfs file location:
<debugfs_mnt>/ieee80211/phy#/ath9k/base_eeprom
Signed-off-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/debug.c | 147 ++++++++++++++++++++++++++++++++
1 files changed, 147 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index d1eb896..df71c72 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1163,6 +1163,151 @@ static const struct file_operations fops_regdump = {
.llseek = default_llseek,/* read accesses f_pos */
};
+static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ar9300_base_eep_hdr *pBase = NULL;
+ unsigned int len = 0, size = 1500;
+ ssize_t retval = 0;
+ char *buf;
+
+ if (!AR_SREV_9300_20_OR_LATER(ah))
+ return 0;
+
+ pBase = (struct ar9300_base_eep_hdr *)
+ &ah->eeprom.ar9300_eep.baseEepHeader;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "EEPROM Version",
+ ah->eeprom.ar9300_eep.eepromVersion);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "RegDomain1",
+ le16_to_cpu(pBase->regDmn[0]));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "RegDomain2",
+ le16_to_cpu(pBase->regDmn[1]));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "TX Mask",
+ (pBase->txrxMask >> 4));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "RX Mask",
+ (pBase->txrxMask & 0x0f));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Allow 5GHz",
+ !!(pBase->opCapFlags.opFlags & AR5416_OPFLAGS_11A));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Allow 2GHz",
+ !!(pBase->opCapFlags.opFlags & AR5416_OPFLAGS_11G));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Disable 2GHz HT20",
+ !!(pBase->opCapFlags.opFlags &
+ AR5416_OPFLAGS_N_2G_HT20));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Disable 2GHz HT40",
+ !!(pBase->opCapFlags.opFlags &
+ AR5416_OPFLAGS_N_2G_HT40));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Disable 5Ghz HT20",
+ !!(pBase->opCapFlags.opFlags &
+ AR5416_OPFLAGS_N_5G_HT20));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Disable 5Ghz HT40",
+ !!(pBase->opCapFlags.opFlags &
+ AR5416_OPFLAGS_N_5G_HT40));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Big Endian",
+ !!(pBase->opCapFlags.eepMisc & 0x01));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "RF Silent",
+ pBase->rfSilent);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "BT option",
+ pBase->blueToothOptions);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Device Cap",
+ pBase->deviceCap);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Device Type",
+ pBase->deviceType);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Power Table Offset",
+ pBase->pwrTableOffset);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Tuning Caps1",
+ pBase->params_for_tuning_caps[0]);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Tuning Caps2",
+ pBase->params_for_tuning_caps[1]);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Enable Tx Temp Comp",
+ !!(pBase->featureEnable & BIT(0)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Enable Tx Volt Comp",
+ !!(pBase->featureEnable & BIT(1)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Enable fast clock",
+ !!(pBase->featureEnable & BIT(2)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Enable doubling",
+ !!(pBase->featureEnable & BIT(3)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Internal regulator",
+ !!(pBase->featureEnable & BIT(4)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Enable Paprd",
+ !!(pBase->featureEnable & BIT(5)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Driver Strength",
+ !!(pBase->miscConfiguration & BIT(0)));
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Chain mask Reduce",
+ (pBase->miscConfiguration >> 0x3) & 0x1);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Write enable Gpio",
+ pBase->eepromWriteEnableGpio);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "WLAN Disable Gpio",
+ pBase->wlanDisableGpio);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "WLAN LED Gpio",
+ pBase->wlanLedGpio);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Rx Band Select Gpio",
+ pBase->rxBandSelectGpio);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Tx Gain",
+ pBase->txrxgain >> 4);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "Rx Gain",
+ pBase->txrxgain & 0xf);
+ len += snprintf(buf + len, size - len,
+ "%20s : %10d\n", "SW Reg",
+ le32_to_cpu(pBase->swreg));
+
+ len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
+ ah->eeprom.ar9300_eep.macAddr);
+ if (len > size)
+ len = size;
+
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+}
+
+static const struct file_operations fops_base_eeprom = {
+ .read = read_file_base_eeprom,
+ .open = ath9k_debugfs_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@@ -1206,6 +1351,8 @@ int ath9k_init_debug(struct ath_hw *ah)
&ah->config.cwm_ignore_extcca);
debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_regdump);
+ debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_base_eeprom);
debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
--
1.7.6
--
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