Am Mittwoch, 22. August 2012, 15:32:38 schrieb Tejun Heo:
> There isn't much reason to use custom workqueue in nvec. It can use
> system_nrt_wq instead and cancel the two work items on removal.
>
> Signed-off-by: Tejun Heo <t...@kernel.org>
> ---
> Marc, I think I'll do this conversion in two steps. system_nrt_wq ->
> system_wq conversion should be trivial after 3.7 merge window.
I'm fine with that. Thanks for spitting up the large patch.
I cc the staging list.
Greg, can you pick it up for 3.7?
Signed-off-by: Marc Dietrich <marvi...@gmx.de>
> drivers/staging/nvec/nvec.c | 10 ++++------
> 1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c
> index 695ea35..daaef24 100644
> --- a/drivers/staging/nvec/nvec.c
> +++ b/drivers/staging/nvec/nvec.c
> @@ -264,7 +264,7 @@ int nvec_write_async(struct nvec_chip *nvec, const
> unsigned char *data, list_add_tail(&msg->node, &nvec->tx_data);
> spin_unlock_irqrestore(&nvec->tx_lock, flags);
>
> - queue_work(nvec->wq, &nvec->tx_work);
> + queue_work(system_nrt_wq, &nvec->tx_work);
>
> return 0;
> }
> @@ -470,7 +470,7 @@ static void nvec_rx_completed(struct nvec_chip *nvec)
> if (!nvec_msg_is_event(nvec->rx))
> complete(&nvec->ec_transfer);
>
> - queue_work(nvec->wq, &nvec->rx_work);
> + queue_work(system_nrt_wq, &nvec->rx_work);
> }
>
> /**
> @@ -791,13 +791,11 @@ static int __devinit tegra_nvec_probe(struct
> platform_device *pdev) INIT_LIST_HEAD(&nvec->tx_data);
> INIT_WORK(&nvec->rx_work, nvec_dispatch);
> INIT_WORK(&nvec->tx_work, nvec_request_master);
> - nvec->wq = alloc_workqueue("nvec", WQ_NON_REENTRANT, 2);
>
> err = devm_gpio_request_one(&pdev->dev, nvec->gpio, GPIOF_OUT_INIT_HIGH,
> "nvec gpio");
> if (err < 0) {
> dev_err(nvec->dev, "couldn't request gpio\n");
> - destroy_workqueue(nvec->wq);
> return -ENODEV;
> }
>
> @@ -805,7 +803,6 @@ static int __devinit tegra_nvec_probe(struct
> platform_device *pdev) "nvec", nvec);
> if (err) {
> dev_err(nvec->dev, "couldn't request irq\n");
> - destroy_workqueue(nvec->wq);
> return -ENODEV;
> }
> disable_irq(nvec->irq);
> @@ -859,7 +856,8 @@ static int __devexit tegra_nvec_remove(struct
> platform_device *pdev)
>
> nvec_write_async(nvec, EC_DISABLE_EVENT_REPORTING, 3);
> mfd_remove_devices(nvec->dev);
> - destroy_workqueue(nvec->wq);
> + cancel_work_sync(&nvec->rx_work);
> + cancel_work_sync(&nvec->tx_work);
>
> return 0;
> }
--
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