diff options
author | Michal Simek <michal.simek@xilinx.com> | 2013-09-30 08:50:48 +0200 |
---|---|---|
committer | Jon Medhurst <tixy@linaro.org> | 2015-04-02 13:57:05 +0100 |
commit | 0a154139cd5ad04a18e4efc1cd0656641869a518 (patch) | |
tree | 635b04b11b85c27331782f613f8872ad1fae7954 /drivers | |
parent | 5b7ada0a50d161429c8daadf2faee594512d9fd3 (diff) |
dma: pl330: Support per channel irq allocation
Some pl330 have per channel irq and it is necessary
to allocate all of them. Loop over irq assigned for this
device to support these pl330 IPs.
For example this IP is available on Xilinx Zynq platform.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Tested-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
(cherry picked from commit e98b3cafe5f048be40ff6acb18dfa7c9a0e9423e)
Signed-off-by: Jon Medhurst <tixy@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/dma/pl330.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 98a79a7bca52..8058d35aebda 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2926,11 +2926,18 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) amba_set_drvdata(adev, pdmac); - irq = adev->irq[0]; - ret = devm_request_irq(&adev->dev, irq, pl330_irq_handler, 0, - dev_name(&adev->dev), pi); - if (ret) - return ret; + for (i = 0; i <= AMBA_NR_IRQS; i++) { + irq = adev->irq[i]; + if (irq) { + ret = devm_request_irq(&adev->dev, irq, + pl330_irq_handler, 0, + dev_name(&adev->dev), pi); + if (ret) + return ret; + } else { + break; + } + } pi->pcfg.periph_id = adev->periphid; ret = pl330_add(pi); |