diff options
Diffstat (limited to 'package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch')
-rw-r--r-- | package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch deleted file mode 100644 index 6dd03fd28a..0000000000 --- a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch +++ /dev/null @@ -1,139 +0,0 @@ ---- a/drivers/net/wireless/ath/ath9k/debug.c -+++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1522,6 +1522,50 @@ static const struct file_operations fops - #endif - - -+static ssize_t read_file_diag(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; -+ char buf[32]; -+ unsigned int len; -+ -+ len = sprintf(buf, "0x%08lx\n", ah->diag); -+ return simple_read_from_buffer(user_buf, count, ppos, buf, len); -+} -+ -+static ssize_t write_file_diag(struct file *file, const char __user *user_buf, -+ size_t count, loff_t *ppos) -+{ -+ struct ath_softc *sc = file->private_data; -+ struct ath_hw *ah = sc->sc_ah; -+ unsigned long diag; -+ char buf[32]; -+ ssize_t len; -+ -+ len = min(count, sizeof(buf) - 1); -+ if (copy_from_user(buf, user_buf, len)) -+ return -EFAULT; -+ -+ buf[len] = '\0'; -+ if (kstrtoul(buf, 0, &diag)) -+ return -EINVAL; -+ -+ ah->diag = diag; -+ ath9k_hw_update_diag(ah); -+ -+ return count; -+} -+ -+static const struct file_operations fops_diag = { -+ .read = read_file_diag, -+ .write = write_file_diag, -+ .open = simple_open, -+ .owner = THIS_MODULE, -+ .llseek = default_llseek, -+}; -+ -+ - int ath9k_init_debug(struct ath_hw *ah) - { - struct ath_common *common = ath9k_hw_common(ah); -@@ -1549,6 +1593,8 @@ int ath9k_init_debug(struct ath_hw *ah) - debugfs_create_file("gpio_led", S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_gpio_led); - #endif -+ debugfs_create_file("diag", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, -+ sc, &fops_diag); - debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy, - read_file_dma); - debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy, ---- a/drivers/net/wireless/ath/ath9k/hw.h -+++ b/drivers/net/wireless/ath/ath9k/hw.h -@@ -520,6 +520,12 @@ enum { - ATH9K_RESET_COLD, - }; - -+enum { -+ ATH_DIAG_DISABLE_RX, -+ ATH_DIAG_DISABLE_TX, -+ ATH_DIAG_TRIGGER_ERROR, -+}; -+ - struct ath9k_hw_version { - u32 magic; - u16 devid; -@@ -806,6 +812,8 @@ struct ath_hw { - u32 ah_flags; - s16 nf_override; - -+ unsigned long diag; -+ - bool reset_power_on; - bool htc_reset_init; - -@@ -1068,6 +1076,7 @@ void ath9k_hw_check_nav(struct ath_hw *a - bool ath9k_hw_check_alive(struct ath_hw *ah); - - bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode); -+void ath9k_hw_update_diag(struct ath_hw *ah); - - /* Generic hw timer primitives */ - struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, ---- a/drivers/net/wireless/ath/ath9k/hw.c -+++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1842,6 +1842,20 @@ u32 ath9k_hw_get_tsf_offset(struct times - } - EXPORT_SYMBOL(ath9k_hw_get_tsf_offset); - -+void ath9k_hw_update_diag(struct ath_hw *ah) -+{ -+ if (test_bit(ATH_DIAG_DISABLE_RX, &ah->diag)) -+ REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); -+ else -+ REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); -+ -+ if (test_bit(ATH_DIAG_DISABLE_TX, &ah->diag)) -+ REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_LOOP_BACK); -+ else -+ REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_LOOP_BACK); -+} -+EXPORT_SYMBOL(ath9k_hw_update_diag); -+ - int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, - struct ath9k_hw_cal_data *caldata, bool fastcc) - { -@@ -2050,6 +2064,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st - ar9003_hw_disable_phy_restart(ah); - - ath9k_hw_apply_gpio_override(ah); -+ ath9k_hw_update_diag(ah); - - if (AR_SREV_9565(ah) && common->bt_ant_diversity) - REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -528,6 +528,11 @@ irqreturn_t ath_isr(int irq, void *dev) - if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) - return IRQ_HANDLED; - -+ if (test_bit(ATH_DIAG_TRIGGER_ERROR, &ah->diag)) { -+ status |= ATH9K_INT_FATAL; -+ clear_bit(ATH_DIAG_TRIGGER_ERROR, &ah->diag); -+ } -+ - /* - * If there are no status bits set, then this interrupt was not - * for me (should have been caught above). |