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authorRobert Baldyga <r.baldyga@samsung.com>2015-01-13 14:56:28 +0100
committerFelipe Balbi <balbi@ti.com>2015-01-15 09:41:49 -0600
commit969678c09877fd1116be6ae304e59a27658226c2 (patch)
treee3320cc560031774e2e17c86e8af3e2849b305e4 /tools/usb/ffs-aio-example/multibuff/host_app
parentfc12c68b4ff2904c3322b7a12089f0b9808e2383 (diff)
tools: ffs-aio-example: use endpoint addresses from descriptors
This makes examples more platform independent and more compatible with USB standard, as endpoint addresses in given interface may differ between hardware platforms or even between configurations in single USB device. Signed-off-by: Robert Baldyga <r.baldyga@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'tools/usb/ffs-aio-example/multibuff/host_app')
-rw-r--r--tools/usb/ffs-aio-example/multibuff/host_app/test.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/tools/usb/ffs-aio-example/multibuff/host_app/test.c b/tools/usb/ffs-aio-example/multibuff/host_app/test.c
index daa3abe6bebd..2cbcce6e8dd7 100644
--- a/tools/usb/ffs-aio-example/multibuff/host_app/test.c
+++ b/tools/usb/ffs-aio-example/multibuff/host_app/test.c
@@ -33,11 +33,6 @@
#define VENDOR 0x1d6b
#define PRODUCT 0x0105
-/* endpoints indexes */
-
-#define EP_BULK_IN (1 | LIBUSB_ENDPOINT_IN)
-#define EP_BULK_OUT (2 | LIBUSB_ENDPOINT_OUT)
-
#define BUF_LEN 8192
/*
@@ -159,14 +154,21 @@ void test_exit(struct test_state *state)
int main(void)
{
struct test_state state;
+ struct libusb_config_descriptor *conf;
+ struct libusb_interface_descriptor const *iface;
+ unsigned char addr;
if (test_init(&state))
return 1;
+ libusb_get_config_descriptor(state.found, 0, &conf);
+ iface = &conf->interface[0].altsetting[0];
+ addr = iface->endpoint[0].bEndpointAddress;
+
while (1) {
static unsigned char buffer[BUF_LEN];
int bytes;
- libusb_bulk_transfer(state.handle, EP_BULK_IN, buffer, BUF_LEN,
+ libusb_bulk_transfer(state.handle, addr, buffer, BUF_LEN,
&bytes, 500);
}
test_exit(&state);