Changes in / [2c98e78:72fea5a] in mainline

Location:

uspace/drv/usbhub

Files:

• main.c (modified) (2 diffs)
• usbhub.c (modified) (10 diffs)
• usbhub_private.h (modified) (5 diffs)
• utils.c (modified) (1 diff)

uspace/drv/usbhub/main.c

@@ -38 +38 @@
 
 usb_general_list_t usb_hub_list;
+futex_t usb_hub_list_lock;
 
 static driver_ops_t hub_driver_ops = {
@@ -60 +61 @@
 {
         usb_dprintf_enable(NAME,1);
+        futex_initialize(&usb_hub_list_lock, 0);
         usb_lst_init(&usb_hub_list);
+        futex_up(&usb_hub_list_lock);
         fid_t fid = fibril_create(usb_hub_control_loop, NULL);
         if (fid == 0) {

uspace/drv/usbhub/usbhub.c

@@ -75 +75 @@
         //get some hub info
         usb_address_t addr = usb_drv_get_my_address(hc, device);
-        dprintf(1,"[usb_hub] addres of newly created hub = %d", addr);
+        dprintf(1,"[usb_hub] address of newly created hub = %d", addr);
         /*if(addr<0){
                 //return result;
@@ -174 +174 @@
                 dprintf(1,"[usb_hub] THERE ARE NO CONFIGURATIONS AVAILABLE");
         }
+        /// \TODO check other configurations
         usb_standard_configuration_descriptor_t config_descriptor;
         opResult = usb_drv_req_get_bare_configuration_descriptor(hc,
@@ -194 +195 @@
         }
 
-
         for (port = 1; port < hub_info->port_count+1; ++port) {
                 usb_hub_set_power_port_request(&request, port);
@@ -205 +205 @@
         //ports powered, hub seems to be enabled
 
-
         ipc_hangup(hc);
 
         //add the hub to list
+        futex_down(&usb_hub_list_lock);
         usb_lst_append(&usb_hub_list, hub_info);
+        futex_up(&usb_hub_list_lock);
+
         dprintf(1,"[usb_hub] hub info added to list");
         //(void)hub_info;
@@ -233 +235 @@
 //
 //*********************************************
+
+/**
+ * convenience function for releasing default address and writing debug info
+ * (these few lines are used too often to be written again and again)
+ * @param hc
+ * @return
+ */
+inline static int usb_hub_release_default_address(int hc){
+        int opResult;
+        dprintf(1,"[usb_hub] releasing default address");
+        opResult = usb_drv_release_default_address(hc);
+        if (opResult != EOK) {
+                dprintf(1,"[usb_hub] failed to release default address");
+        }
+        return opResult;
+}
 
 /**
@@ -259 +277 @@
         if (opResult != EOK) {
                 dprintf(1,"[usb_hub] something went wrong when reseting a port");
-        }
-}
-
-/**
- * convenience function for releasing default address and writing debug info
- * (these few lines are used too often to be written again and again)
- * @param hc
- * @return
- */
-inline static int usb_hub_release_default_address(int hc){
-        int opResult;
-        dprintf(1,"[usb_hub] releasing default address");
-        opResult = usb_drv_release_default_address(hc);
-        if (opResult != EOK) {
-                dprintf(1,"[usb_hub] failed to release default address");
-        }
-        return opResult;
-}
-
+                usb_hub_release_default_address(hc);
+        }
+}
 
 /**
@@ -343 +345 @@
 
 /**
- * unregister device address in hc, close the port
+ * unregister device address in hc
  * @param hc
  * @param port
@@ -352 +354 @@
         //usb_device_request_setup_packet_t request;
         int opResult;
-        //disable port
-        /*usb_hub_set_disable_port_request(&request, port);
-        opResult = usb_drv_sync_control_write(
-                        hc, target,
-                        &request,
-                        NULL, 0
-                        );
-        if (opResult != EOK) {
-                //continue;
-                printf("[usb_hub] something went wrong when disabling a port\n");
-        }*/
+        
         /// \TODO remove device
 
@@ -457 +449 @@
          */
         usb_general_list_t * lst_item;
+        futex_down(&usb_hub_list_lock);
         for (lst_item = usb_hub_list.next;
                         lst_item != &usb_hub_list;
                         lst_item = lst_item->next) {
+                futex_up(&usb_hub_list_lock);
                 usb_hub_info_t * hub_info = ((usb_hub_info_t*)lst_item->data);
                 /*
@@ -510 +504 @@
                         }
                 }
+                free(change_bitmap);
 
                 ipc_hangup(hc);
-        }
+                futex_down(&usb_hub_list_lock);
+        }
+        futex_up(&usb_hub_list_lock);
 }
 

uspace/drv/usbhub/usbhub_private.h

@@ -43 +43 @@
 #include <bool.h>
 #include <driver.h>
+#include <futex.h>
+
 #include <usb/usb.h>
 #include <usb/usbdrv.h>
@@ -66 +68 @@
 
 /**
- * @brief create hub structure instance
+ * create hub structure instance
  *
  * Set the address and port count information most importantly.
@@ -79 +81 @@
 extern usb_general_list_t usb_hub_list;
 
+/** lock for hub list*/
+extern futex_t usb_hub_list_lock;
+
 
 /**
- * @brief perform complete control read transaction
+ * perform complete control read transaction
  *
  * manages all three steps of transaction: setup, read and finalize
@@ -99 +104 @@
 
 /**
- * @brief perform complete control write transaction
+ * perform complete control write transaction
  *
- * maanges all three steps of transaction: setup, write and finalize
+ * manages all three steps of transaction: setup, write and finalize
  * @param phone
  * @param target
@@ -114 +119 @@
     void * sent_buffer, size_t sent_size
 );
-
-
-/**
- * set the device request to be a set address request
- * @param request
- * @param addr
- * \TODO this will be obsolete see usb/dev_req.h
- */
-static inline void usb_hub_set_set_address_request(
-usb_device_request_setup_packet_t * request, uint16_t addr
-){
-        request->index = 0;
-        request->request_type = 0;/// \TODO this is not very nice sollution, we ned constant
-        request->request = USB_DEVREQ_SET_ADDRESS;
-        request->value = addr;
-        request->length = 0;
-}
 
 /**

uspace/drv/usbhub/utils.c

@@ -200 +200 @@
 
 
-/*
- * method for testing port status bitmap
- 
-static void usb_hub_test_port_status(void) {
-        printf("[usb_hub] -------------port status test---------\n");
-        usb_port_status_t status = 0;
-
-        //printf("original status %d (should be 0)\n",(uint32_t)status);
-        usb_port_set_bit(&status, 1, 1);
-        //printf("%d =?= 2\n",(uint32_t)status);
-        if (status != 2) {
-                printf("[usb_port_status] test failed: wrong set of bit 1\n");
-                return;
-        }
-        usb_port_set_bit(&status, 3, 1);
-        if (status != 10) {
-                printf("[usb_port_status] test failed: wrong set of bit 3\n");
-                return;
-        }
-
-        usb_port_set_bit(&status, 15, 1);
-        if (status != 10 + (1 << 15)) {
-                printf("[usb_port_status] test failed: wrong set of bit 15\n");
-                return;
-        }
-        usb_port_set_bit(&status, 1, 0);
-        if (status != 8 + (1 << 15)) {
-                printf("[usb_port_status] test failed: wrong unset of bit 1\n");
-                return;
-        }
-        int i;
-        for (i = 0; i < 32; ++i) {
-                if (i == 3 || i == 15) {
-                        if (!usb_port_get_bit(&status, i)) {
-                                printf("[usb_port_status] test failed: wrong bit at %d\n", i);
-                        }
-                } else {
-                        if (usb_port_get_bit(&status, i)) {
-                                printf("[usb_port_status] test failed: wrong bit at %d\n", i);
-                        }
-                }
-        }
-
-        printf("test ok\n");
-
-
-        //printf("%d =?= 10\n",(uint32_t)status);
-
-        //printf("this should be 0: %d \n",usb_port_get_bit(&status,0));
-        //printf("this should be 1: %d \n",usb_port_get_bit(&status,1));
-        //printf("this should be 0: %d \n",usb_port_get_bit(&status,2));
-        //printf("this should be 1: %d \n",usb_port_get_bit(&status,3));
-        //printf("this should be 0: %d \n",usb_port_get_bit(&status,4));
-
-}
-*/
+