[RFC][PATCH v1 06/15] perf: export tracepoint events via sysfs: iwlwifi and iwlwifi_io
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From: Lin Ming on 22 Jul 2010 07:20 iwlwifi and iwlwifi_io tracepoint events are exported like below, /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/net/wlan0/events/ |-- iwlwifi_dev_hcmd | |-- config | |-- type |-- iwlwifi_dev_rx | |-- config | |-- type ..... ..... |-- iwlwifi_dev_ioread32 | |-- config | |-- type |-- iwlwifi_dev_iowrite32 | |-- config | |-- type |-- iwlwifi_dev_iowrite8 | |-- config | |-- type --- drivers/net/wireless/iwlwifi/iwl3945-base.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index a27872d..cbcc2bb 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -41,6 +41,7 @@ #include <linux/firmware.h> #include <linux/etherdevice.h> #include <linux/if_arp.h> +#include <linux/perf_event.h> #include <net/ieee80211_radiotap.h> #include <net/mac80211.h> @@ -3989,6 +3990,18 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) return 0; } +static void iwl_sys_add_tp(struct kobject *kobj) +{ + struct kobject *events_kobj; + + events_kobj = perf_sys_create_events_dir(kobj); + if (!events_kobj) + return; + + perf_sys_add_tp_events(events_kobj, "iwlwifi"); + perf_sys_add_tp_events(events_kobj, "iwlwifi_io"); +} + static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { int err = 0; @@ -4148,6 +4161,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e goto out_release_irq; } + iwl_sys_add_tp(&pdev->dev.kobj); + iwl_set_rxon_channel(priv, &priv->bands[IEEE80211_BAND_2GHZ].channels[5]); iwl3945_setup_deferred_work(priv); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |