From: Allen Pais <apais@xxxxxxxxxxxxxxxxxxx>
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.
Acked-by: John Allen <john.allen@xxxxxxx>
Signed-off-by: Romain Perier <romain.perier@xxxxxxxxx>
Signed-off-by: Allen Pais <apais@xxxxxxxxxxxxxxxxxxx>
---
drivers/crypto/ccp/ccp-dev-v3.c | 9 ++++-----
drivers/crypto/ccp/ccp-dev-v5.c | 9 ++++-----
drivers/crypto/ccp/ccp-dmaengine.c | 7 +++----
3 files changed, 11 insertions(+), 14 deletions(-)
diff --git a/drivers/crypto/ccp/ccp-dev-v3.c b/drivers/crypto/ccp/ccp-dev-v3.c
index 0d5576f6ad21..858566867fa3 100644
--- a/drivers/crypto/ccp/ccp-dev-v3.c
+++ b/drivers/crypto/ccp/ccp-dev-v3.c
@@ -321,9 +321,9 @@ static void ccp_enable_queue_interrupts(struct ccp_device *ccp)
iowrite32(ccp->qim, ccp->io_regs + IRQ_MASK_REG);
}
-static void ccp_irq_bh(unsigned long data)
+static void ccp_irq_bh(struct tasklet_struct *t)
{
- struct ccp_device *ccp = (struct ccp_device *)data;
+ struct ccp_device *ccp = from_tasklet(ccp, t, irq_tasklet);
struct ccp_cmd_queue *cmd_q;
u32 q_int, status;
unsigned int i;
@@ -361,7 +361,7 @@ static irqreturn_t ccp_irq_handler(int irq, void *data)
if (ccp->use_tasklet)
tasklet_schedule(&ccp->irq_tasklet);
else
- ccp_irq_bh((unsigned long)ccp);
+ ccp_irq_bh(&ccp->irq_tasklet);
return IRQ_HANDLED;
}
@@ -457,8 +457,7 @@ static int ccp_init(struct ccp_device *ccp)
/* Initialize the ISR tasklet? */
if (ccp->use_tasklet)
- tasklet_init(&ccp->irq_tasklet, ccp_irq_bh,
- (unsigned long)ccp);
+ tasklet_setup(&ccp->irq_tasklet, ccp_irq_bh);
dev_dbg(dev, "Starting threads...\n");
/* Create a kthread for each queue */
diff --git a/drivers/crypto/ccp/ccp-dev-v5.c b/drivers/crypto/ccp/ccp-dev-v5.c
index 7838f63bab32..e68b05a3169b 100644
--- a/drivers/crypto/ccp/ccp-dev-v5.c
+++ b/drivers/crypto/ccp/ccp-dev-v5.c
@@ -733,9 +733,9 @@ static void ccp5_enable_queue_interrupts(struct ccp_device *ccp)
iowrite32(SUPPORTED_INTERRUPTS, ccp->cmd_q[i].reg_int_enable);
}
-static void ccp5_irq_bh(unsigned long data)
+static void ccp5_irq_bh(struct tasklet_struct *t)
{
- struct ccp_device *ccp = (struct ccp_device *)data;
+ struct ccp_device *ccp = from_tasklet(ccp, t, irq_tasklet);
u32 status;
unsigned int i;
@@ -772,7 +772,7 @@ static irqreturn_t ccp5_irq_handler(int irq, void *data)
if (ccp->use_tasklet)
tasklet_schedule(&ccp->irq_tasklet);
else
- ccp5_irq_bh((unsigned long)ccp);
+ ccp5_irq_bh(&ccp->irq_tasklet);
return IRQ_HANDLED;
}
@@ -894,8 +894,7 @@ static int ccp5_init(struct ccp_device *ccp)
}
/* Initialize the ISR tasklet */
if (ccp->use_tasklet)
- tasklet_init(&ccp->irq_tasklet, ccp5_irq_bh,
- (unsigned long)ccp);
+ tasklet_setup(&ccp->irq_tasklet, ccp5_irq_bh);
dev_dbg(dev, "Loading LSB map...\n");
/* Copy the private LSB mask to the public registers */
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index 0770a83bf1a5..a85690866b05 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -121,9 +121,9 @@ static void ccp_cleanup_desc_resources(struct ccp_device *ccp,
}
}
-static void ccp_do_cleanup(unsigned long data)
+static void ccp_do_cleanup(struct tasklet_struct *t)
{
- struct ccp_dma_chan *chan = (struct ccp_dma_chan *)data;
+ struct ccp_dma_chan *chan = from_tasklet(chan, t, cleanup_tasklet);
unsigned long flags;
dev_dbg(chan->ccp->dev, "%s - chan=%s\n", __func__,
@@ -712,8 +712,7 @@ int ccp_dmaengine_register(struct ccp_device *ccp)
INIT_LIST_HEAD(&chan->active);
INIT_LIST_HEAD(&chan->complete);
- tasklet_init(&chan->cleanup_tasklet, ccp_do_cleanup,
- (unsigned long)chan);
+ tasklet_setup(&chan->cleanup_tasklet, ccp_do_cleanup);
dma_chan->device = dma_dev;
dma_cookie_init(dma_chan);
--
2.25.1
