diff options
| author | Siva Yerramreddy <yshivakrishna@gmail.com> | 2014-07-11 14:04:24 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-11 18:31:12 -0700 |
| commit | 9c3d37c7a1efcb1815ec5cb22f70ca98da24f6b1 (patch) | |
| tree | 01e90380e46fac715f19207f911f4eb1ff8bea84 /drivers/misc/mic/card/mic_device.c | |
| parent | d4ef098e4cd836b3726781eabe064d7010b6eaa8 (diff) | |
misc: mic: add threaded irq support in card driver
Add threaded irq support in mic_request_card_irq which will be used
for virtual devices added on mic bus.
Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Reviewed-by: Nikhil Rao <nikhil.rao@intel.com>
Reviewed-by: Sudeep Dutt <sudeep.dutt@intel.com>
Signed-off-by: Siva Yerramreddy <yshivakrishna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mic/card/mic_device.c')
| -rw-r--r-- | drivers/misc/mic/card/mic_device.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/misc/mic/card/mic_device.c b/drivers/misc/mic/card/mic_device.c index d0980ff96833..83819eee553b 100644 --- a/drivers/misc/mic/card/mic_device.c +++ b/drivers/misc/mic/card/mic_device.c @@ -83,8 +83,8 @@ static int mic_shutdown_init(void) int shutdown_db; shutdown_db = mic_next_card_db(); - shutdown_cookie = mic_request_card_irq(mic_shutdown_isr, - "Shutdown", mdrv, shutdown_db); + shutdown_cookie = mic_request_card_irq(mic_shutdown_isr, NULL, + "Shutdown", mdrv, shutdown_db); if (IS_ERR(shutdown_cookie)) rc = PTR_ERR(shutdown_cookie); else @@ -136,7 +136,8 @@ static void mic_dp_uninit(void) /** * mic_request_card_irq - request an irq. * - * @func: The callback function that handles the interrupt. + * @handler: interrupt handler passed to request_threaded_irq. + * @thread_fn: thread fn. passed to request_threaded_irq. * @name: The ASCII name of the callee requesting the irq. * @data: private data that is returned back when calling the * function handler. @@ -149,17 +150,19 @@ static void mic_dp_uninit(void) * error code. * */ -struct mic_irq *mic_request_card_irq(irqreturn_t (*func)(int irq, void *data), - const char *name, void *data, int index) +struct mic_irq * +mic_request_card_irq(irq_handler_t handler, + irq_handler_t thread_fn, const char *name, + void *data, int index) { int rc = 0; unsigned long cookie; struct mic_driver *mdrv = g_drv; - rc = request_irq(mic_db_to_irq(mdrv, index), func, - 0, name, data); + rc = request_threaded_irq(mic_db_to_irq(mdrv, index), handler, + thread_fn, 0, name, data); if (rc) { - dev_err(mdrv->dev, "request_irq failed rc = %d\n", rc); + dev_err(mdrv->dev, "request_threaded_irq failed rc = %d\n", rc); goto err; } mdrv->irq_info.irq_usage_count[index]++; @@ -172,9 +175,9 @@ err: /** * mic_free_card_irq - free irq. * - * @cookie: cookie obtained during a successful call to mic_request_irq + * @cookie: cookie obtained during a successful call to mic_request_threaded_irq * @data: private data specified by the calling function during the - * mic_request_irq + * mic_request_threaded_irq * * returns: none. */ |