diff options
| author | Peter Chen <hzpeterchen@gmail.com> | 2018-02-01 12:26:43 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-02-15 18:43:57 +0100 |
| commit | 02a10f061a3f8bca1b37332672f50a107198adbe (patch) | |
| tree | f07c71e1ce7fa30dc9584bfc25fb4a69b1053c4a | |
| parent | 009f41aed4b3e11e6dc1e3c07377a10c20f1a5ed (diff) | |
| download | linux-02a10f061a3f8bca1b37332672f50a107198adbe.tar.bz2 | |
usb: host: ehci: use correct device pointer for dma ops
commit a8c06e407ef9 ("usb: separate out sysdev pointer from usb_bus")
converted to use hcd->self.sysdev for DMA operations instead of
hcd->self.controller, but forgot to do it for hcd test mode. Replace
the correct one in this commit.
Fixes: a8c06e407ef9 ("usb: separate out sysdev pointer from usb_bus")
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/ehci-hub.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index facafdf8fb95..d7641cbdee43 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -774,12 +774,12 @@ static struct urb *request_single_step_set_feature_urb( atomic_inc(&urb->use_count); atomic_inc(&urb->dev->urbnum); urb->setup_dma = dma_map_single( - hcd->self.controller, + hcd->self.sysdev, urb->setup_packet, sizeof(struct usb_ctrlrequest), DMA_TO_DEVICE); urb->transfer_dma = dma_map_single( - hcd->self.controller, + hcd->self.sysdev, urb->transfer_buffer, urb->transfer_buffer_length, DMA_FROM_DEVICE); |