USBHost: add retry on enumeration fail

facchinm · facchinm · commit 12bc14df3c73 · 2021-11-09T09:24:36.000+01:00
diff --git a/libraries/USBHOST/src/class/host/tusbh.c b/libraries/USBHOST/src/class/host/tusbh.c
@@ -835,8 +835,9 @@ static void tusbh_msg_root_enable(tusbh_message_t* msg)
             dev->host = host;
             dev->speed = tusb_port_get_speed(host, port);
             tusb_delay_ms(100);
-            res = tusbh_device_attach(dev);
-            if(res!=0){
+            res = -1;
+            while (res!=0){
+                res = tusbh_device_attach(dev);
                 TUSB_ROOT_INFO("Device attach failed\n");
             }
         }

Original file line number	Diff line number	Diff line change
`@@ -835,8 +835,9 @@ static void tusbh_msg_root_enable(tusbh_message_t* msg)`
`835`	`835`	`dev->host = host;`
`836`	`836`	`dev->speed = tusb_port_get_speed(host, port);`
`837`	`837`	`tusb_delay_ms(100);`
`838`		`- res = tusbh_device_attach(dev);`
`839`		`- if(res!=0){`
	`838`	`+ res = -1;`
	`839`	`+ while (res!=0){`
	`840`	`+ res = tusbh_device_attach(dev);`
`840`	`841`	`TUSB_ROOT_INFO("Device attach failed\n");`
`841`	`842`	`}`
`842`	`843`	`}`