dmaengine: coh901318: 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>
Link: https://lore.kernel.org/r/20200831103542.305571-5-allen.lkml@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c
index 1092d4c..95b9b2f 100644 (file)
--- a/drivers/dma/coh901318.c
+++ b/drivers/dma/coh901318.c
@@ -1868,9 +1868,9 @@ static struct coh901318_desc *coh901318_queue_start(struct coh901318_chan *cohc)
  * This tasklet is called from the interrupt handler to
  * handle each descriptor (DMA job) that is sent to a channel.
  */
-static void dma_tasklet(unsigned long data)
+static void dma_tasklet(struct tasklet_struct *t)
 {
-       struct coh901318_chan *cohc = (struct coh901318_chan *) data;
+       struct coh901318_chan *cohc = from_tasklet(cohc, t, tasklet);
        struct coh901318_desc *cohd_fin;
        unsigned long flags;
        struct dmaengine_desc_callback cb;
@@ -2615,8 +2615,7 @@ static void coh901318_base_init(struct dma_device *dma, const int *pick_chans,
                        INIT_LIST_HEAD(&cohc->active);
                        INIT_LIST_HEAD(&cohc->queue);
 
-                       tasklet_init(&cohc->tasklet, dma_tasklet,
-                                    (unsigned long) cohc);
+                       tasklet_setup(&cohc->tasklet, dma_tasklet);
 
                        list_add_tail(&cohc->chan.device_node,
                                      &dma->channels);