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Refactor device initialisation

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This commit is contained in:
Luke
2020-06-11 10:17:56 +12:00
parent 0b51f61f7a
commit bd0b2ac82f
1 changed files with 21 additions and 5 deletions
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26
rog-core/src/rogcore.rs
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@@ -46,7 +46,8 @@ impl RogCore {
err
})?;
// Interface with outputs
let mut interface = 0;
let mut interface = 2; // The interface with keyboard consumer device and LED control
// is #2 on 0x1866 device at least
for iface in dev_config.interfaces() {
for desc in iface.descriptors() {
for endpoint in desc.endpoint_descriptors() {
@@ -70,10 +71,25 @@ impl RogCore {
error!("Auto-detach kernel driver failed: {:?}", err);
err
})?;
dev_handle.claim_interface(interface).map_err(|err| {
error!("Could not claim keyboard device interface: {:?}", err);
err
})?;
if let Err(err) = dev_handle.claim_interface(interface) {
warn!("Could not claim keyboard device interface: {:?}", err);
warn!("Trying to detach kernel driver then retry");
if let Ok(active) = dev_handle.kernel_driver_active(interface) {
if active {
dev_handle.detach_kernel_driver(interface).map_err(|err| {
warn!("Could not detach kernel driver: {:?}", err);
err
})?;
} else {
warn!("Kernel driver not active, continue");
}
}
dev_handle.claim_interface(interface).map_err(|err| {
error!("Could not claim keyboard device interface: {:?}", err);
err
})?;
}
Ok(RogCore {
handle: dev_handle,