2020-08-17 08:33:33

by Allen

[permalink] [raw]
Subject: [PATCH 04/11] media: smipcie: 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/pci/smipcie/smipcie-main.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/pci/smipcie/smipcie-main.c b/drivers/media/pci/smipcie/smipcie-main.c
index 9ca0fc3e6f80..e7604b7ecc8d 100644
--- a/drivers/media/pci/smipcie/smipcie-main.c
+++ b/drivers/media/pci/smipcie/smipcie-main.c
@@ -280,9 +280,9 @@ static void smi_port_clearInterrupt(struct smi_port *port)
}

/* tasklet handler: DMA data to dmx.*/
-static void smi_dma_xfer(unsigned long data)
+static void smi_dma_xfer(struct tasklet_struct *t)
{
- struct smi_port *port = (struct smi_port *) data;
+ struct smi_port *port = from_tasklet(port, t, tasklet);
struct smi_dev *dev = port->dev;
u32 intr_status, finishedData, dmaManagement;
u8 dmaChan0State, dmaChan1State;
@@ -422,7 +422,7 @@ static int smi_port_init(struct smi_port *port, int dmaChanUsed)
}

smi_port_disableInterrupt(port);
- tasklet_init(&port->tasklet, smi_dma_xfer, (unsigned long)port);
+ tasklet_setup(&port->tasklet, smi_dma_xfer);
tasklet_disable(&port->tasklet);
port->enable = 1;
return 0;
--
2.17.1