diff options
| author | Tejun Heo <tj@kernel.org> | 2011-01-03 16:49:42 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-01-23 06:38:26 +0300 |
| commit | 9abff15dd69c6f4ed88ecc8ba089f55e9cf6655e (patch) | |
| tree | 5aca16d7b1f39f0d59cab3e234b3d18c6008f9e5 /drivers/usb/atm | |
| parent | ef58d97a30af66b31f6400e49c87b4d64fc1f5bc (diff) | |
| download | linux-9abff15dd69c6f4ed88ecc8ba089f55e9cf6655e.tar.xz | |
USB: ueagle-atm: use system_wq instead of dedicated workqueues
With cmwq, there's no reason to use separate workqueues. Drop
uea_softc->work_q and use system_wq instead. The used work item is
sync flushed on driver detach.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Stanislaw Gruszka <stf_xl@wp.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/atm')
| -rw-r--r-- | drivers/usb/atm/ueagle-atm.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index 99ac70e32556..b268e9fccb47 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -168,7 +168,6 @@ struct uea_softc { union cmv_dsc cmv_dsc; struct work_struct task; - struct workqueue_struct *work_q; u16 pageno; u16 ovl; @@ -1879,7 +1878,7 @@ static int uea_start_reset(struct uea_softc *sc) /* start loading DSP */ sc->pageno = 0; sc->ovl = 0; - queue_work(sc->work_q, &sc->task); + schedule_work(&sc->task); /* wait for modem ready CMV */ ret = wait_cmv_ack(sc); @@ -2091,14 +2090,14 @@ static void uea_schedule_load_page_e1(struct uea_softc *sc, { sc->pageno = intr->e1_bSwapPageNo; sc->ovl = intr->e1_bOvl >> 4 | intr->e1_bOvl << 4; - queue_work(sc->work_q, &sc->task); + schedule_work(&sc->task); } static void uea_schedule_load_page_e4(struct uea_softc *sc, struct intr_pkt *intr) { sc->pageno = intr->e4_bSwapPageNo; - queue_work(sc->work_q, &sc->task); + schedule_work(&sc->task); } /* @@ -2170,13 +2169,6 @@ static int uea_boot(struct uea_softc *sc) init_waitqueue_head(&sc->sync_q); - sc->work_q = create_workqueue("ueagle-dsp"); - if (!sc->work_q) { - uea_err(INS_TO_USBDEV(sc), "cannot allocate workqueue\n"); - uea_leaves(INS_TO_USBDEV(sc)); - return -ENOMEM; - } - if (UEA_CHIP_VERSION(sc) == ADI930) load_XILINX_firmware(sc); @@ -2225,7 +2217,6 @@ err1: sc->urb_int = NULL; kfree(intr); err0: - destroy_workqueue(sc->work_q); uea_leaves(INS_TO_USBDEV(sc)); return -ENOMEM; } @@ -2246,8 +2237,8 @@ static void uea_stop(struct uea_softc *sc) kfree(sc->urb_int->transfer_buffer); usb_free_urb(sc->urb_int); - /* stop any pending boot process, when no one can schedule work */ - destroy_workqueue(sc->work_q); + /* flush the work item, when no one can schedule it */ + flush_work_sync(&sc->task); if (sc->dsp_firm) release_firmware(sc->dsp_firm); |