dma: pl330: Support per channel irq allocation (e98b3caf) · Commits · 戴 / test

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>

drivers/dma/pl330.c

+12 −5

Original line number	Diff line number	Diff line
		@@ -2922,11 +2922,18 @@ 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,
		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);

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