diff options
author | Vinod Koul <vinod.koul@intel.com> | 2016-07-02 21:32:29 +0300 |
---|---|---|
committer | Vinod Koul <vinod.koul@intel.com> | 2016-07-16 17:49:02 +0300 |
commit | 486b10a255f70735585c90d334422da65dfe43ac (patch) | |
tree | 5be7bb9aef9cabe2121f6882387b89dc203c879a /drivers/dma/k3dma.c | |
parent | 5bb9dbb5ae0931fa3c6780a45f651755266f9b6d (diff) |
dmaengine: k3dma: explicitly freeup irq
dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Diffstat (limited to 'drivers/dma/k3dma.c')
-rw-r--r-- | drivers/dma/k3dma.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c index 35961af6e4d7..9364dac85c0c 100644 --- a/drivers/dma/k3dma.c +++ b/drivers/dma/k3dma.c @@ -102,6 +102,7 @@ struct k3_dma_dev { struct clk *clk; u32 dma_channels; u32 dma_requests; + unsigned int irq; }; #define to_k3_dma(dmadev) container_of(dmadev, struct k3_dma_dev, slave) @@ -703,6 +704,8 @@ static int k3_dma_probe(struct platform_device *op) if (ret) return ret; + d->irq = irq; + /* init phy channel */ d->phy = devm_kzalloc(&op->dev, d->dma_channels * sizeof(struct k3_dma_phy), GFP_KERNEL); @@ -785,6 +788,8 @@ static int k3_dma_remove(struct platform_device *op) dma_async_device_unregister(&d->slave); of_dma_controller_free((&op->dev)->of_node); + devm_free_irq(&op->dev, d->irq, d); + list_for_each_entry_safe(c, cn, &d->slave.channels, vc.chan.device_node) { list_del(&c->vc.chan.device_node); tasklet_kill(&c->vc.task); |