[PATCH 03/35] dma: at_xdmac: convert tasklets to use new tasklet_setup() API

From: Allen Pais
Date: Mon Aug 17 2020 - 04:18:52 EST


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@xxxxxxxxx>
Signed-off-by: Allen Pais <allen.lkml@xxxxxxxxx>
---
drivers/dma/at_xdmac.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index fd92f048c491..18fc0f3f817f 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1615,7 +1615,7 @@ static void at_xdmac_handle_error(struct at_xdmac_chan *atchan)

static void at_xdmac_tasklet(unsigned long data)
{
- struct at_xdmac_chan *atchan = (struct at_xdmac_chan *)data;
+ struct at_xdmac_chan *atchan = from_tasklet(atchan, t, tasklet);
struct at_xdmac_desc *desc;
u32 error_mask;

@@ -2063,8 +2063,7 @@ static int at_xdmac_probe(struct platform_device *pdev)
spin_lock_init(&atchan->lock);
INIT_LIST_HEAD(&atchan->xfers_list);
INIT_LIST_HEAD(&atchan->free_descs_list);
- tasklet_init(&atchan->tasklet, at_xdmac_tasklet,
- (unsigned long)atchan);
+ tasklet_setup(&atchan->tasklet, at_xdmac_tasklet);

/* Clear pending interrupts. */
while (at_xdmac_chan_read(atchan, AT_XDMAC_CIS))
--
2.17.1