[PATCH 06/16] wireless: b43legacy: convert tasklets to use new tasklet_setup() API

From: Allen Pais
Date: Mon Aug 17 2020 - 05:10:23 EST


From: Allen Pais <allen.lkml@xxxxxxxxx>

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/net/wireless/broadcom/b43legacy/main.c | 8 +++-----
drivers/net/wireless/broadcom/b43legacy/pio.c | 7 +++----
2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c
index 2eaf481f03f1..15d592cf056c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/main.c
+++ b/drivers/net/wireless/broadcom/b43legacy/main.c
@@ -1275,9 +1275,9 @@ static void handle_irq_ucode_debug(struct b43legacy_wldev *dev)
}

/* Interrupt handler bottom-half */
-static void b43legacy_interrupt_tasklet(unsigned long data)
+static void b43legacy_interrupt_tasklet(struct tasklet_struct *t)
{
- struct b43legacy_wldev *dev = (struct b43legacy_wldev *)data;
+ struct b43legacy_wldev *dev = from_tasklet(dev, t, isr_tasklet);
u32 reason;
u32 dma_reason[ARRAY_SIZE(dev->dma_reason)];
u32 merged_dma_reason = 0;
@@ -3741,9 +3741,7 @@ static int b43legacy_one_core_attach(struct ssb_device *dev,
wldev->wl = wl;
b43legacy_set_status(wldev, B43legacy_STAT_UNINIT);
wldev->bad_frames_preempt = modparam_bad_frames_preempt;
- tasklet_init(&wldev->isr_tasklet,
- b43legacy_interrupt_tasklet,
- (unsigned long)wldev);
+ tasklet_setup(&wldev->isr_tasklet, b43legacy_interrupt_tasklet);
if (modparam_pio)
wldev->__using_pio = true;
INIT_LIST_HEAD(&wldev->list);
diff --git a/drivers/net/wireless/broadcom/b43legacy/pio.c b/drivers/net/wireless/broadcom/b43legacy/pio.c
index cbb761378619..aac413d0f629 100644
--- a/drivers/net/wireless/broadcom/b43legacy/pio.c
+++ b/drivers/net/wireless/broadcom/b43legacy/pio.c
@@ -264,9 +264,9 @@ static int pio_tx_packet(struct b43legacy_pio_txpacket *packet)
return 0;
}

-static void tx_tasklet(unsigned long d)
+static void tx_tasklet(struct tasklet_struct *t)
{
- struct b43legacy_pioqueue *queue = (struct b43legacy_pioqueue *)d;
+ struct b43legacy_pioqueue *queue = from_tasklet(queue, t, txtask);
struct b43legacy_wldev *dev = queue->dev;
unsigned long flags;
struct b43legacy_pio_txpacket *packet, *tmp_packet;
@@ -331,8 +331,7 @@ struct b43legacy_pioqueue *b43legacy_setup_pioqueue(struct b43legacy_wldev *dev,
INIT_LIST_HEAD(&queue->txfree);
INIT_LIST_HEAD(&queue->txqueue);
INIT_LIST_HEAD(&queue->txrunning);
- tasklet_init(&queue->txtask, tx_tasklet,
- (unsigned long)queue);
+ tasklet_setup(&queue->txtask, tx_tasklet);

value = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
value &= ~B43legacy_MACCTL_BE;
--
2.17.1