Changeset b276c3b in mainline for uspace/drv/uhci/root_hub/port.c

Timestamp:

2011-01-08T19:18:52Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

602eac5

Parents:

15be932

Message:

Refactoring - use the new blocking call

File:

• uspace/drv/uhci/root_hub/port.c (modified) (7 diffs)

uspace/drv/uhci/root_hub/port.c

@@ -1 +1 @@
 
-#include <atomic.h>
 #include <errno.h>
-#include <usb/devreq.h>
+#include <usb/devreq.h> /* for usb_device_request_setup_packet_t */
 #include <usb/usb.h>
 
@@ -10 +9 @@
 #include "port_status.h"
 #include "utils/hc_synchronizer.h"
+#include "utils/identify.h"
 
 struct usb_match {
@@ -35 +35 @@
                 port_status_t port_status =
                         port_status_read(port_instance->address);
-//              port_status.raw_value = pio_read_16(port_instance->address);
 
                 /* debug print */
@@ -87 +86 @@
         }
 
-        /* report to devman */
+        /* communicate and possibly report to devman */
         assert( port->attached_device == 0 );
         report_new_device(port->hc, address, port->number,
@@ -136 +135 @@
                 { return ENOMEM; }
 
+        int ret = 0;
+#define CHECK_RET_DELETE_CHILD_RETURN(ret, child, message, args...)\
+        if (ret < 0) { \
+                uhci_print_error("Failed(%d) to "message, ret, ##args); \
+                delete_device(child); \
+                return ret; \
+        } else (void)0
+
         char *name;
-        int ret;
-
-        ret = asprintf( &name, "usbdevice on hc%p/%d/%#x", hc, hub_port, address );
-        if (ret < 0) {
-                uhci_print_error( "Failed to create device name.\n" );
-                delete_device( child );
-                return ret;
-        }
+
+        /* create name */
+        ret = asprintf(&name, "usbdevice on hc%p/%d(%#x)", hc, hub_port, address);
+        CHECK_RET_DELETE_CHILD_RETURN(ret, child, "create device name.\n");
+
         child->name = name;
 
-        /* TODO get and parse device descriptor */
-        const int vendor = 1;
-        const int product = 1;
-        const char* release = "unknown";
-        const char* class = "unknown";
-
-        /* create match ids TODO fix class printf*/
-        static const struct usb_match usb_matches[] = {
-          { 100, "usb&vendor=%d&product=%d&release=%s" },
-          {  90, "usb&vendor=%d&product=%d" },
-          {  50, "usb&class=%d" },
-          {   1, "usb&fallback" }
-        };
-
-        unsigned i = 0;
-        for (;i < sizeof( usb_matches )/ sizeof( struct usb_match ); ++i ) {
-                char *match_str;
-                const int ret = asprintf(
-                  &match_str, usb_matches[i].id_string, vendor, product, release, class );
-                if (ret < 0 ) {
-                        uhci_print_error( "Failed to create matchid string.\n" );
-                        delete_device( child );
-                        return ret;
-                }
-                uhci_print_verbose( "Adding match id rule:%s\n", match_str );
-
-                match_id_t *id = create_match_id();
-                if (id == NULL) {
-                        uhci_print_error( "Failed to create matchid.\n" );
-                        delete_device( child );
-                        free( match_str );
-                        return ENOMEM;
-                }
-                id->id = match_str;
-                id->score = usb_matches[i].id_score;
-                add_match_id( &child->match_ids, id );
-
-                uhci_print_info( "Added match id, score: %d, string %s\n",
-                  id->score, id->id );
-        }
-
+        /* use descriptors to identify the device */
+        ret = identify_device(hc, child, address);
+        CHECK_RET_DELETE_CHILD_RETURN(ret, child, "identify device.\n");
+
+        /* all went well, tell devman */
         ret = child_device_register( child, hc );
-        if (ret < 0) {
-                uhci_print_error( "Failed to create device name.\n" );
-                delete_device( child );
-                return ret;
-        }
+        CHECK_RET_DELETE_CHILD_RETURN(ret, child, "register device.\n");
 
         if (handle != NULL)
@@ -200 +164 @@
         return EOK;
 }
-
+/*----------------------------------------------------------------------------*/
 static usb_address_t assign_address_to_zero_device( device_t *hc )
 {
@@ -226 +190 @@
         };
 
-        sync_value_t value;
-        sync_init(&value);
-
-        uhci_setup(
-          hc, new_device, USB_TRANSFER_CONTROL, &data, sizeof(data),
-                sync_out_callback, (void*)&value);
-        uhci_print_verbose("address assignment sent, waiting to complete.\n");
-
-        sync_wait_for(&value);
-        if (value.result != USB_OUTCOME_OK) {
+        sync_value_t sync;
+        uhci_setup_sync(hc, new_device,
+          USB_TRANSFER_CONTROL, &data, sizeof(data), &sync);
+
+        if (sync.result != USB_OUTCOME_OK) {
                 uhci_print_error(
                   "Failed to assign address to the connected device.\n");