Commit 1c958b2b authored by Bjorn Andersson's avatar Bjorn Andersson
Browse files

usb: Silence usb helpers



It's perfectly normal to "poll" for incoming messages, so silence the
warning printout in the usb accessor functions.

Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 5ec4f210
...@@ -343,18 +343,13 @@ found: ...@@ -343,18 +343,13 @@ found:
int qdl_read(struct qdl_device *qdl, void *buf, size_t len, unsigned int timeout) int qdl_read(struct qdl_device *qdl, void *buf, size_t len, unsigned int timeout)
{ {
struct usbdevfs_bulktransfer bulk = {}; struct usbdevfs_bulktransfer bulk = {};
int n;
bulk.ep = qdl->in_ep; bulk.ep = qdl->in_ep;
bulk.len = len; bulk.len = len;
bulk.data = buf; bulk.data = buf;
bulk.timeout = timeout; bulk.timeout = timeout;
n = ioctl(qdl->fd, USBDEVFS_BULK, &bulk); return ioctl(qdl->fd, USBDEVFS_BULK, &bulk);
if (n < 0)
warn("receive usb bulk transfer failed");
return n;
} }
int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot) int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot)
...@@ -370,7 +365,7 @@ int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot) ...@@ -370,7 +365,7 @@ int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot)
ret = ioctl(qdl->fd, USBDEVFS_BULK, &bulk); ret = ioctl(qdl->fd, USBDEVFS_BULK, &bulk);
if (ret < 0) if (ret < 0)
warn("transmit usb bulk transfer failed"); return ret;
if (eot && (len % qdl->out_maxpktsize) == 0) { if (eot && (len % qdl->out_maxpktsize) == 0) {
bulk.ep = qdl->out_ep; bulk.ep = qdl->out_ep;
...@@ -380,7 +375,7 @@ int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot) ...@@ -380,7 +375,7 @@ int qdl_write(struct qdl_device *qdl, const void *buf, size_t len, bool eot)
n = ioctl(qdl->fd, USBDEVFS_BULK, &bulk); n = ioctl(qdl->fd, USBDEVFS_BULK, &bulk);
if (n < 0) if (n < 0)
warn("transmit zlp failed"); return n;
} }
return ret; return ret;
......
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