diff options
| author | Helmut Schaa <helmut.schaa@googlemail.com> | 2011-01-30 13:17:52 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-01-31 15:06:22 -0500 |
| commit | c5c65761839e3d85cc620cc1c85db8d4a7173f53 (patch) | |
| tree | a84f8af465cc3fdfe5ed4ff2543aa0a32574dc48 /drivers/net/wireless/rt2x00/rt2x00dev.c | |
| parent | 8d59c4e993427df37fb8bfc3470c298194a68e7a (diff) | |
rt2x00: Introduce tasklets for interrupt handling
No functional changes, just preparation for moving interrupt handling to
tasklets. The tasklets are disabled by default. Drivers making use of
them need to enable the tasklets when the device state is set to IRQ_ON.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00dev.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 50b379a6c9e..7d4dece64c1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -831,6 +831,26 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) } /* + * Initialize tasklets if used by the driver. Tasklets are + * disabled until the interrupts are turned on. The driver + * has to handle that. + */ +#define RT2X00_TASKLET_INIT(taskletname) \ + if (rt2x00dev->ops->lib->taskletname) { \ + tasklet_init(&rt2x00dev->taskletname, \ + rt2x00dev->ops->lib->taskletname, \ + (unsigned long)rt2x00dev); \ + tasklet_disable(&rt2x00dev->taskletname); \ + } + + RT2X00_TASKLET_INIT(pretbtt_tasklet); + RT2X00_TASKLET_INIT(tbtt_tasklet); + RT2X00_TASKLET_INIT(rxdone_tasklet); + RT2X00_TASKLET_INIT(autowake_tasklet); + +#undef RT2X00_TASKLET_INIT + + /* * Register HW. */ status = ieee80211_register_hw(rt2x00dev->hw); @@ -958,6 +978,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) { int retval = -ENOMEM; + spin_lock_init(&rt2x00dev->irqmask_lock); mutex_init(&rt2x00dev->csr_mutex); set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); |