Some architectures do not support PCI, but still support USB, so need
let our usb driver try to use usb_* instead of pci_* to support these
architectures, or can not pass compiling.
The related error (with allmodconfig for arc):
CC [M] drivers/media/usb/b2c2/flexcop-usb.o
drivers/media/usb/b2c2/flexcop-usb.c: In function ‘flexcop_usb_transfer_exit’:
drivers/media/usb/b2c2/flexcop-usb.c:393: error: implicit declaration of
function ‘pci_free_consistent’
drivers/media/usb/b2c2/flexcop-usb.c: In function ‘flexcop_usb_transfer_init’:
drivers/media/usb/b2c2/flexcop-usb.c:410: error: implicit declaration of
function ‘pci_alloc_consistent’
Signed-off-by: Chen Gang <gang.c...@asianux.com>
---
drivers/media/usb/b2c2/flexcop-usb.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/media/usb/b2c2/flexcop-usb.c
b/drivers/media/usb/b2c2/flexcop-usb.c
index 8b6275f..0bd9690 100644
--- a/drivers/media/usb/b2c2/flexcop-usb.c
+++ b/drivers/media/usb/b2c2/flexcop-usb.c
@@ -390,7 +390,7 @@ static void flexcop_usb_transfer_exit(struct flexcop_usb
*fc_usb)
}
if (fc_usb->iso_buffer != NULL)
- pci_free_consistent(NULL,
+ usb_free_coherent(fc_usb->udev,
fc_usb->buffer_size, fc_usb->iso_buffer,
fc_usb->dma_addr);
}
@@ -407,8 +407,8 @@ static int flexcop_usb_transfer_init(struct flexcop_usb
*fc_usb)
"each of %d bytes size = %d.\n", B2C2_USB_NUM_ISO_URB,
B2C2_USB_FRAMES_PER_ISO, frame_size, bufsize);
- fc_usb->iso_buffer = pci_alloc_consistent(NULL,
- bufsize, &fc_usb->dma_addr);
+ fc_usb->iso_buffer = usb_alloc_coherent(fc_usb->udev,
+ bufsize, GFP_KERNEL, &fc_usb->dma_addr);
if (fc_usb->iso_buffer == NULL)
return -ENOMEM;
--
1.7.7.6
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