Commit 1888e8f2 authored by Nicolas Ferre's avatar Nicolas Ferre Committed by Mark Brown
Browse files

spi/spi-atmel: call unmapping on transfers buffers 



Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarWenyou Yang <wenyou.yang@atmel.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 97ed465b

drivers/spi/spi-atmel.c

+5 −3
Original line number Diff line number Diff line
@@ -1047,6 +1047,7 @@ static int atmel_spi_remove(struct platform_device *pdev) 
	struct spi_master	*master = platform_get_drvdata(pdev);

	struct atmel_spi	*as = spi_master_get_devdata(master);

	struct spi_message	*msg;

	struct spi_transfer	*xfer;



	/* reset the hardware and block queue progress */

	spin_lock_irq(&as->lock);
@@ -1058,9 +1059,10 @@ static int atmel_spi_remove(struct platform_device *pdev) 


	/* Terminate remaining queued transfers */

	list_for_each_entry(msg, &as->queue, queue) {

		/* REVISIT unmapping the dma is a NOP on ARM and AVR32

		 * but we shouldn't depend on that...

		 */

		list_for_each_entry(xfer, &msg->transfers, transfer_list) {

			if (!msg->is_dma_mapped)

				atmel_spi_dma_unmap_xfer(master, xfer);

		}

		msg->status = -ESHUTDOWN;

		msg->complete(msg->context);

	}