2020-08-17 08:34:08

by Allen

[permalink] [raw]
Subject: [PATCH 09/11] media: sti: 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 <[email protected]>
Signed-off-by: Allen Pais <[email protected]>
---
drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index 5baada4f65e5..dbe7788083a4 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -77,9 +77,9 @@ static void c8sectpfe_timer_interrupt(struct timer_list *t)
add_timer(&fei->timer);
}

-static void channel_swdemux_tsklet(unsigned long data)
+static void channel_swdemux_tsklet(struct tasklet_struct *t)
{
- struct channel_info *channel = (struct channel_info *)data;
+ struct channel_info *channel = from_tasklet(channel, t, tsklet);
struct c8sectpfei *fei;
unsigned long wp, rp;
int pos, num_packets, n, size;
@@ -208,8 +208,7 @@ static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)

dev_dbg(fei->dev, "Starting channel=%p\n", channel);

- tasklet_init(&channel->tsklet, channel_swdemux_tsklet,
- (unsigned long) channel);
+ tasklet_setup(&channel->tsklet, channel_swdemux_tsklet);

/* Reset the internal inputblock sram pointers */
writel(channel->fifo,
@@ -638,8 +637,7 @@ static int configure_memdma_and_inputblock(struct c8sectpfei *fei,
writel(tsin->back_buffer_busaddr, tsin->irec + DMA_PRDS_BUSRP_TP(0));

/* initialize tasklet */
- tasklet_init(&tsin->tsklet, channel_swdemux_tsklet,
- (unsigned long) tsin);
+ tasklet_setup(&tsin->tsklet, channel_swdemux_tsklet);

return 0;

--
2.17.1