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authorAllen Pais <allen.lkml@gmail.com>2020-08-31 16:05:39 +0530
committerVinod Koul <vkoul@kernel.org>2020-09-18 12:19:07 +0530
commitf19a11d40a78866e06b92fe157aa9258ed3388a3 (patch)
tree4921de1f9a837aa689bc3df51d12c6807ed8eed8 /drivers/dma/xilinx
parent0e71d9b9e82be42019c4dce13457e3458f21c911 (diff)
downloadlwn-f19a11d40a78866e06b92fe157aa9258ed3388a3.tar.gz
lwn-f19a11d40a78866e06b92fe157aa9258ed3388a3.zip
dmaengine: xilinx: 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/20200831103542.305571-33-allen.lkml@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/xilinx')
-rw-r--r--drivers/dma/xilinx/xilinx_dma.c7
-rw-r--r--drivers/dma/xilinx/zynqmp_dma.c6
2 files changed, 6 insertions, 7 deletions
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 286cf94a950d..a9eb85ee6daf 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -1046,9 +1046,9 @@ static void xilinx_dma_chan_desc_cleanup(struct xilinx_dma_chan *chan)
* xilinx_dma_do_tasklet - Schedule completion tasklet
* @data: Pointer to the Xilinx DMA channel structure
*/
-static void xilinx_dma_do_tasklet(unsigned long data)
+static void xilinx_dma_do_tasklet(struct tasklet_struct *t)
{
- struct xilinx_dma_chan *chan = (struct xilinx_dma_chan *)data;
+ struct xilinx_dma_chan *chan = from_tasklet(chan, t, tasklet);
xilinx_dma_chan_desc_cleanup(chan);
}
@@ -2846,8 +2846,7 @@ static int xilinx_dma_chan_probe(struct xilinx_dma_device *xdev,
}
/* Initialize the tasklet */
- tasklet_init(&chan->tasklet, xilinx_dma_do_tasklet,
- (unsigned long)chan);
+ tasklet_setup(&chan->tasklet, xilinx_dma_do_tasklet);
/*
* Initialize the DMA channel and add it to the DMA engine channels
diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index ff253696d183..15b0f961fdf8 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -744,9 +744,9 @@ static irqreturn_t zynqmp_dma_irq_handler(int irq, void *data)
* zynqmp_dma_do_tasklet - Schedule completion tasklet
* @data: Pointer to the ZynqMP DMA channel structure
*/
-static void zynqmp_dma_do_tasklet(unsigned long data)
+static void zynqmp_dma_do_tasklet(struct tasklet_struct *t)
{
- struct zynqmp_dma_chan *chan = (struct zynqmp_dma_chan *)data;
+ struct zynqmp_dma_chan *chan = from_tasklet(chan, t, tasklet);
u32 count;
unsigned long irqflags;
@@ -908,7 +908,7 @@ static int zynqmp_dma_chan_probe(struct zynqmp_dma_device *zdev,
chan->is_dmacoherent = of_property_read_bool(node, "dma-coherent");
zdev->chan = chan;
- tasklet_init(&chan->tasklet, zynqmp_dma_do_tasklet, (ulong)chan);
+ tasklet_setup(&chan->tasklet, zynqmp_dma_do_tasklet);
spin_lock_init(&chan->lock);
INIT_LIST_HEAD(&chan->active_list);
INIT_LIST_HEAD(&chan->pending_list);