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authorAllen Pais <allen.lkml@gmail.com>2020-08-31 16:05:21 +0530
committerVinod Koul <vkoul@kernel.org>2020-09-18 12:19:06 +0530
commit77a4f4f74eecaba5357dbc188dbe935aa9cf8fcf (patch)
tree2d2467e4875bb317762e42bf73e83d0e87f48013
parent80ef88693e96d7a2b491a5951b9e708d1bd75325 (diff)
dmaengine: mmp: 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 <romain.perier@gmail.com> Signed-off-by: Allen Pais <allen.lkml@gmail.com> Link: https://lore.kernel.org/r/20200831103542.305571-15-allen.lkml@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r--drivers/dma/mmp_pdma.c6
-rw-r--r--drivers/dma/mmp_tdma.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
index f42f792db277..b84303be8edf 100644
--- a/drivers/dma/mmp_pdma.c
+++ b/drivers/dma/mmp_pdma.c
@@ -873,9 +873,9 @@ static void mmp_pdma_issue_pending(struct dma_chan *dchan)
* Do call back
* Start pending list
*/
-static void dma_do_tasklet(unsigned long data)
+static void dma_do_tasklet(struct tasklet_struct *t)
{
- struct mmp_pdma_chan *chan = (struct mmp_pdma_chan *)data;
+ struct mmp_pdma_chan *chan = from_tasklet(chan, t, tasklet);
struct mmp_pdma_desc_sw *desc, *_desc;
LIST_HEAD(chain_cleanup);
unsigned long flags;
@@ -993,7 +993,7 @@ static int mmp_pdma_chan_init(struct mmp_pdma_device *pdev, int idx, int irq)
spin_lock_init(&chan->desc_lock);
chan->dev = pdev->dev;
chan->chan.device = &pdev->device;
- tasklet_init(&chan->tasklet, dma_do_tasklet, (unsigned long)chan);
+ tasklet_setup(&chan->tasklet, dma_do_tasklet);
INIT_LIST_HEAD(&chan->chain_pending);
INIT_LIST_HEAD(&chan->chain_running);
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c
index 960c7c40aef7..a262e0eb4cc9 100644
--- a/drivers/dma/mmp_tdma.c
+++ b/drivers/dma/mmp_tdma.c
@@ -346,9 +346,9 @@ static irqreturn_t mmp_tdma_int_handler(int irq, void *dev_id)
return IRQ_NONE;
}
-static void dma_do_tasklet(unsigned long data)
+static void dma_do_tasklet(struct tasklet_struct *t)
{
- struct mmp_tdma_chan *tdmac = (struct mmp_tdma_chan *)data;
+ struct mmp_tdma_chan *tdmac = from_tasklet(tdmac, t, tasklet);
dmaengine_desc_get_callback_invoke(&tdmac->desc, NULL);
}
@@ -586,7 +586,7 @@ static int mmp_tdma_chan_init(struct mmp_tdma_device *tdev,
tdmac->pool = pool;
tdmac->status = DMA_COMPLETE;
tdev->tdmac[tdmac->idx] = tdmac;
- tasklet_init(&tdmac->tasklet, dma_do_tasklet, (unsigned long)tdmac);
+ tasklet_setup(&tdmac->tasklet, dma_do_tasklet);
/* add the channel to tdma_chan list */
list_add_tail(&tdmac->chan.device_node,