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path: root/drivers/spi/spi-topcliff-pch.c
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Diffstat (limited to 'drivers/spi/spi-topcliff-pch.c')
-rw-r--r--drivers/spi/spi-topcliff-pch.c26
1 files changed, 3 insertions, 23 deletions
diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index 93dfcee0f..c54ee6674 100644
--- a/drivers/spi/spi-topcliff-pch.c
+++ b/drivers/spi/spi-topcliff-pch.c
@@ -133,8 +133,6 @@ struct pch_spi_dma_ctrl {
* @io_remap_addr: The remapped PCI base address
* @master: Pointer to the SPI master structure
* @work: Reference to work queue handler
- * @wk: Workqueue for carrying out execution of the
- * requests
* @wait: Wait queue for waking up upon receiving an
* interrupt.
* @transfer_complete: Status of SPI Transfer
@@ -169,7 +167,6 @@ struct pch_spi_data {
unsigned long io_base_addr;
struct spi_master *master;
struct work_struct work;
- struct workqueue_struct *wk;
wait_queue_head_t wait;
u8 transfer_complete;
u8 bcurrent_msg_processing;
@@ -517,8 +514,7 @@ static int pch_spi_transfer(struct spi_device *pspi, struct spi_message *pmsg)
dev_dbg(&pspi->dev, "%s - Invoked list_add_tail\n", __func__);
- /* schedule work queue to run */
- queue_work(data->wk, &data->work);
+ schedule_work(&data->work);
dev_dbg(&pspi->dev, "%s - Invoked queue work\n", __func__);
retval = 0;
@@ -674,7 +670,7 @@ static void pch_spi_nomore_transfer(struct pch_spi_data *data)
*more messages)
*/
dev_dbg(&data->master->dev, "%s:Invoke queue_work\n", __func__);
- queue_work(data->wk, &data->work);
+ schedule_work(&data->work);
} else if (data->board_dat->suspend_sts ||
data->status == STATUS_EXITING) {
dev_dbg(&data->master->dev,
@@ -1266,14 +1262,7 @@ static void pch_spi_free_resources(struct pch_spi_board_data *board_dat,
{
dev_dbg(&board_dat->pdev->dev, "%s ENTRY\n", __func__);
- /* free workqueue */
- if (data->wk != NULL) {
- destroy_workqueue(data->wk);
- data->wk = NULL;
- dev_dbg(&board_dat->pdev->dev,
- "%s destroy_workqueue invoked successfully\n",
- __func__);
- }
+ flush_work(&data->work);
}
static int pch_spi_get_resources(struct pch_spi_board_data *board_dat,
@@ -1283,14 +1272,6 @@ static int pch_spi_get_resources(struct pch_spi_board_data *board_dat,
dev_dbg(&board_dat->pdev->dev, "%s ENTRY\n", __func__);
- /* create workqueue */
- data->wk = create_singlethread_workqueue(KBUILD_MODNAME);
- if (!data->wk) {
- dev_err(&board_dat->pdev->dev,
- "%s create_singlet hread_workqueue failed\n", __func__);
- retval = -EBUSY;
- goto err_return;
- }
/* reset PCH SPI h/w */
pch_spi_reset(data->master);
@@ -1299,7 +1280,6 @@ static int pch_spi_get_resources(struct pch_spi_board_data *board_dat,
dev_dbg(&board_dat->pdev->dev, "%s data->irq_reg_sts=true\n", __func__);
-err_return:
if (retval != 0) {
dev_err(&board_dat->pdev->dev,
"%s FAIL:invoking pch_spi_free_resources\n", __func__);