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authorAllen Pais <allen.lkml@gmail.com>2020-08-31 16:05:37 +0530
committerVinod Koul <vkoul@kernel.org>2020-09-18 12:19:07 +0530
commit3f7a660474f80834d9688c8120e391b73f9fc778 (patch)
tree28eabb3d71e9c5724d4580ebb90c6d0e222ef3db /drivers/dma/virt-dma.c
parentdmaengine: txx9dmac: convert tasklets to use new tasklet_setup() API (diff)
downloadlinux-dev-3f7a660474f80834d9688c8120e391b73f9fc778.tar.xz
linux-dev-3f7a660474f80834d9688c8120e391b73f9fc778.zip
dmaengine: virt-dma: convert tasklets to use new tasklet_setup() API
In preparation for unconditionally passing the struct tasklet_struct pointer to all tasklet callbacks, switch to using the new tasklet_setup() and from_tasklet() to pass the tasklet pointer explicitly. Signed-off-by: Romain Perier <romain.perier@gmail.com> Signed-off-by: Allen Pais <allen.lkml@gmail.com> Reviewed-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Link: https://lore.kernel.org/r/20200831103542.305571-31-allen.lkml@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/virt-dma.c')
-rw-r--r--drivers/dma/virt-dma.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma/virt-dma.c b/drivers/dma/virt-dma.c
index 23e33a85f033..a6f4265be0c9 100644
--- a/drivers/dma/virt-dma.c
+++ b/drivers/dma/virt-dma.c
@@ -80,9 +80,9 @@ EXPORT_SYMBOL_GPL(vchan_find_desc);
* This tasklet handles the completion of a DMA descriptor by
* calling its callback and freeing it.
*/
-static void vchan_complete(unsigned long arg)
+static void vchan_complete(struct tasklet_struct *t)
{
- struct virt_dma_chan *vc = (struct virt_dma_chan *)arg;
+ struct virt_dma_chan *vc = from_tasklet(vc, t, task);
struct virt_dma_desc *vd, *_vd;
struct dmaengine_desc_callback cb;
LIST_HEAD(head);
@@ -131,7 +131,7 @@ void vchan_init(struct virt_dma_chan *vc, struct dma_device *dmadev)
INIT_LIST_HEAD(&vc->desc_completed);
INIT_LIST_HEAD(&vc->desc_terminated);
- tasklet_init(&vc->task, vchan_complete, (unsigned long)vc);
+ tasklet_setup(&vc->task, vchan_complete);
vc->chan.device = dmadev;
list_add_tail(&vc->chan.device_node, &dmadev->channels);