diff options
| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2020-01-15 14:25:40 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-15 14:46:58 +0100 |
| commit | b7962fb45f8fe0678b2d2eaa48382ea32fcf9400 (patch) | |
| tree | 1de09349f395f8f9a6206ed2813367e6d54cdfb0 /drivers/usb | |
| parent | USB: musb: fix __iomem in trace functions (diff) | |
| download | linux-b7962fb45f8fe0678b2d2eaa48382ea32fcf9400.tar.xz linux-b7962fb45f8fe0678b2d2eaa48382ea32fcf9400.zip | |
usb: musb/ux500: Use dma_request_chan() instead dma_request_slave_channel()
dma_request_slave_channel() is a wrapper on top of dma_request_chan()
eating up the error code.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200115132547.364-19-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/musb/ux500_dma.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c index d19bb3e89da6..d5cf5e8bb1ca 100644 --- a/drivers/usb/musb/ux500_dma.c +++ b/drivers/usb/musb/ux500_dma.c @@ -310,9 +310,9 @@ static int ux500_dma_controller_start(struct ux500_dma_controller *controller) dma_channel->max_len = SZ_16M; ux500_channel->dma_chan = - dma_request_slave_channel(dev, chan_names[ch_num]); + dma_request_chan(dev, chan_names[ch_num]); - if (!ux500_channel->dma_chan) + if (IS_ERR(ux500_channel->dma_chan)) ux500_channel->dma_chan = dma_request_channel(mask, data ? |