diff options
| author | Ryo Takakura <ryotkkr98@gmail.com> | 2025-09-06 11:41:35 +0000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2025-09-13 12:11:06 +0800 |
| commit | 381e8ee368234a51b3a4f231f6f24ff0b09d9f9e (patch) | |
| tree | 4335e680d96a2eb018a7bf092b2350c8bb337941 /drivers/crypto/omap-sham.c | |
| parent | 1e26339703e2afd397037defa798682b2b93dcc0 (diff) | |
crypto: omap - convert from tasklet to BH workqueue
tasklet has been marked deprecated and it's planned to be
removed. Make omap crypto drivers to use BH workqueue which
is the new interface for executing in BH context in place
of tasklet.
Signed-off-by: Ryo Takakura <ryotkkr98@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/omap-sham.c')
| -rw-r--r-- | drivers/crypto/omap-sham.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 6328e8026b91..ff8aac02994a 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -37,6 +37,7 @@ #include <linux/scatterlist.h> #include <linux/slab.h> #include <linux/string.h> +#include <linux/workqueue.h> #define MD5_DIGEST_SIZE 16 @@ -217,7 +218,7 @@ struct omap_sham_dev { int irq; int err; struct dma_chan *dma_lch; - struct tasklet_struct done_task; + struct work_struct done_task; u8 polling_mode; u8 xmit_buf[BUFLEN] OMAP_ALIGNED; @@ -561,7 +562,7 @@ static void omap_sham_dma_callback(void *param) struct omap_sham_dev *dd = param; set_bit(FLAGS_DMA_READY, &dd->flags); - tasklet_schedule(&dd->done_task); + queue_work(system_bh_wq, &dd->done_task); } static int omap_sham_xmit_dma(struct omap_sham_dev *dd, size_t length, @@ -1703,9 +1704,9 @@ static struct ahash_engine_alg algs_sha384_sha512[] = { }, }; -static void omap_sham_done_task(unsigned long data) +static void omap_sham_done_task(struct work_struct *t) { - struct omap_sham_dev *dd = (struct omap_sham_dev *)data; + struct omap_sham_dev *dd = from_work(dd, t, done_task); int err = 0; dev_dbg(dd->dev, "%s: flags=%lx\n", __func__, dd->flags); @@ -1739,7 +1740,7 @@ finish: static irqreturn_t omap_sham_irq_common(struct omap_sham_dev *dd) { set_bit(FLAGS_OUTPUT_READY, &dd->flags); - tasklet_schedule(&dd->done_task); + queue_work(system_bh_wq, &dd->done_task); return IRQ_HANDLED; } @@ -2059,7 +2060,7 @@ static int omap_sham_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dd); INIT_LIST_HEAD(&dd->list); - tasklet_init(&dd->done_task, omap_sham_done_task, (unsigned long)dd); + INIT_WORK(&dd->done_task, omap_sham_done_task); crypto_init_queue(&dd->queue, OMAP_SHAM_QUEUE_LENGTH); err = (dev->of_node) ? omap_sham_get_res_of(dd, dev, &res) : @@ -2194,7 +2195,7 @@ static void omap_sham_remove(struct platform_device *pdev) &dd->pdata->algs_info[i].algs_list[j]); dd->pdata->algs_info[i].registered--; } - tasklet_kill(&dd->done_task); + cancel_work_sync(&dd->done_task); pm_runtime_dont_use_autosuspend(&pdev->dev); pm_runtime_disable(&pdev->dev); |