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authorStefan Agner <stefan.agner@toradex.com>2017-12-13 21:31:49 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2017-12-21 15:14:59 +0100
commit688f897ddd96968cf59a2d67afe2a394a0bf8ab3 (patch)
treee303dd2f94a5c670a318008c891674e116558e6b /drivers/platform/goldfish/pdev_bus.c
parenta898b45a9c18bd9d723f82576a5b32a102808a09 (diff)
parentfb2d2dee504a963efdcb76517b5cdf25444cf535 (diff)
Merge remote-tracking branch 'linux-fslc/4.9-1.0.x-imx' into toradex_4.9-1.0.x-imx-next
Diffstat (limited to 'drivers/platform/goldfish/pdev_bus.c')
-rw-r--r--drivers/platform/goldfish/pdev_bus.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/platform/goldfish/pdev_bus.c b/drivers/platform/goldfish/pdev_bus.c
index 1f52462f4cdd..dd9ea463c2a4 100644
--- a/drivers/platform/goldfish/pdev_bus.c
+++ b/drivers/platform/goldfish/pdev_bus.c
@@ -157,23 +157,26 @@ static int goldfish_new_pdev(void)
static irqreturn_t goldfish_pdev_bus_interrupt(int irq, void *dev_id)
{
irqreturn_t ret = IRQ_NONE;
+
while (1) {
u32 op = readl(pdev_bus_base + PDEV_BUS_OP);
- switch (op) {
- case PDEV_BUS_OP_DONE:
- return IRQ_NONE;
+ switch (op) {
case PDEV_BUS_OP_REMOVE_DEV:
goldfish_pdev_remove();
+ ret = IRQ_HANDLED;
break;
case PDEV_BUS_OP_ADD_DEV:
goldfish_new_pdev();
+ ret = IRQ_HANDLED;
break;
+
+ case PDEV_BUS_OP_DONE:
+ default:
+ return ret;
}
- ret = IRQ_HANDLED;
}
- return ret;
}
static int goldfish_pdev_bus_probe(struct platform_device *pdev)