DMA: PL330: Register the DMA controller with the generic DMA helpers
This patch registers the pl330 dma controller driver with the generic
device tree dma helper functions.
Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index f5d47e6..fc9c800 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2995,6 +2995,14 @@
pi->pcfg.data_bus_width / 8, pi->pcfg.num_chan,
pi->pcfg.num_peri, pi->pcfg.num_events);
+ ret = of_dma_controller_register(adev->dev.of_node,
+ of_dma_pl330_xlate, pdmac);
+ if (ret) {
+ dev_err(&adev->dev,
+ "unable to register DMA to the generic DT DMA helpers\n");
+ goto probe_err2;
+ }
+
return 0;
probe_err2:
@@ -3015,6 +3023,8 @@
if (!pdmac)
return 0;
+ of_dma_controller_free(adev->dev.of_node);
+
amba_set_drvdata(adev, NULL);
/* Idle the DMAC */