[Spice-devel] [PATCH spice-gtk v2 3/3] usb-device-manager: Use SpiceUsbBackendDevice directly instead of SpiceUsbDevice

Victor Toso victortoso at redhat.com
Mon Sep 2 10:50:50 UTC 2019


On Mon, Sep 02, 2019 at 11:35:20AM +0100, Frediano Ziglio wrote:
> They were the same structure.
> 
> Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
> ---
>  src/usb-backend.c        |  6 +++---
>  src/usb-backend.h        |  6 +++---
>  src/usb-device-manager.c | 42 +++++++++++-----------------------------
>  3 files changed, 17 insertions(+), 37 deletions(-)
> 
> diff --git a/src/usb-backend.c b/src/usb-backend.c
> index e61ec01f..cfd14e2c 100644
> --- a/src/usb-backend.c
> +++ b/src/usb-backend.c
> @@ -44,7 +44,7 @@
>  
>  #define LOUD_DEBUG(x, ...)
>  
> -struct _SpiceUsbBackendDevice
> +struct _SpiceUsbDevice
>  {
>      libusb_device *libusb_device;
>      gint ref_count;
> @@ -517,12 +517,12 @@ void spice_usb_backend_delete(SpiceUsbBackend *be)
>      SPICE_DEBUG("%s <<", __FUNCTION__);
>  }
>  
> -const UsbDeviceInformation* spice_usb_backend_device_get_info(SpiceUsbBackendDevice *dev)
> +const UsbDeviceInformation* spice_usb_backend_device_get_info(const SpiceUsbBackendDevice *dev)
>  {
>      return &dev->device_info;
>  }
>  
> -gconstpointer spice_usb_backend_device_get_libdev(SpiceUsbBackendDevice *dev)
> +gconstpointer spice_usb_backend_device_get_libdev(const SpiceUsbBackendDevice *dev)
>  {
>      return dev->libusb_device;
>  }
> diff --git a/src/usb-backend.h b/src/usb-backend.h
> index 66e13f54..5830312b 100644
> --- a/src/usb-backend.h
> +++ b/src/usb-backend.h
> @@ -27,7 +27,7 @@
>  G_BEGIN_DECLS
>  
>  typedef struct _SpiceUsbBackend SpiceUsbBackend;
> -typedef struct _SpiceUsbBackendDevice SpiceUsbBackendDevice;
> +typedef struct _SpiceUsbDevice SpiceUsbBackendDevice;
>  typedef struct _SpiceUsbBackendChannel SpiceUsbBackendChannel;
>  
>  typedef struct UsbDeviceInformation
> @@ -64,8 +64,8 @@ void spice_usb_backend_deregister_hotplug(SpiceUsbBackend *be);
>  /* Spice USB backend device API */
>  SpiceUsbBackendDevice *spice_usb_backend_device_ref(SpiceUsbBackendDevice *dev);
>  void spice_usb_backend_device_unref(SpiceUsbBackendDevice *dev);
> -gconstpointer spice_usb_backend_device_get_libdev(SpiceUsbBackendDevice *dev);
> -const UsbDeviceInformation* spice_usb_backend_device_get_info(SpiceUsbBackendDevice *dev);
> +gconstpointer spice_usb_backend_device_get_libdev(const SpiceUsbBackendDevice *dev);
> +const UsbDeviceInformation* spice_usb_backend_device_get_info(const SpiceUsbBackendDevice *dev);
>  gboolean spice_usb_backend_device_isoch(SpiceUsbBackendDevice *dev);
>  /* returns 0 if the device passes the filter */
>  int spice_usb_backend_device_check_filter(SpiceUsbBackendDevice *dev,
> diff --git a/src/usb-device-manager.c b/src/usb-device-manager.c
> index b85b20de..17bca099 100644
> --- a/src/usb-device-manager.c
> +++ b/src/usb-device-manager.c
> @@ -120,12 +120,6 @@ enum {
>  
>  #ifdef USE_USBREDIR
>  
> -struct _SpiceUsbDevice {
> -    SpiceUsbBackendDevice *bdev;
> -    gint    ref;
> -};
> -
> -
>  static void channel_new(SpiceSession *session, SpiceChannel *channel,
>                          gpointer user_data);
>  static void channel_destroy(SpiceSession *session, SpiceChannel *channel,
> @@ -637,7 +631,7 @@ spice_usb_device_get_libusb_device(const SpiceUsbDevice *info G_GNUC_UNUSED)
>  #ifdef USE_USBREDIR
>      g_return_val_if_fail(info != NULL, FALSE);
>  
> -    return spice_usb_backend_device_get_libdev(info->bdev);
> +    return spice_usb_backend_device_get_libdev(info);
>  #endif
>      return NULL;
>  }
> @@ -1480,16 +1474,9 @@ gchar *spice_usb_device_get_description(SpiceUsbDevice *device, const gchar *for
>   */
>  static SpiceUsbDevice *spice_usb_device_new(SpiceUsbBackendDevice *bdev)
>  {
> -    SpiceUsbDevice *info;
> -
>      g_return_val_if_fail(bdev != NULL, NULL);
>  
> -    info = g_new0(SpiceUsbDevice, 1);
> -
> -    info->ref = 1;
> -    info->bdev = spice_usb_backend_device_ref(bdev);
> -
> -    return info;
> +    return spice_usb_backend_device_ref(bdev);
>  }
>  
>  guint16 spice_usb_device_get_busnum(const SpiceUsbDevice *info)
> @@ -1498,7 +1485,7 @@ guint16 spice_usb_device_get_busnum(const SpiceUsbDevice *info)
>  
>      g_return_val_if_fail(info != NULL, 0);
>  
> -    b_info = spice_usb_backend_device_get_info(info->bdev);
> +    b_info = spice_usb_backend_device_get_info(info);
>      return b_info->bus;
>  }
>  
> @@ -1508,7 +1495,7 @@ guint8 spice_usb_device_get_devaddr(const SpiceUsbDevice *info)
>  
>      g_return_val_if_fail(info != NULL, 0);
>  
> -    b_info = spice_usb_backend_device_get_info(info->bdev);
> +    b_info = spice_usb_backend_device_get_info(info);
>      return b_info->address;
>  }
>  
> @@ -1518,7 +1505,7 @@ guint16 spice_usb_device_get_vid(const SpiceUsbDevice *info)
>  
>      g_return_val_if_fail(info != NULL, 0);
>  
> -    b_info = spice_usb_backend_device_get_info(info->bdev);
> +    b_info = spice_usb_backend_device_get_info(info);
>      return b_info->vid;
>  }
>  
> @@ -1528,7 +1515,7 @@ guint16 spice_usb_device_get_pid(const SpiceUsbDevice *info)
>  
>      g_return_val_if_fail(info != NULL, 0);
>  
> -    b_info = spice_usb_backend_device_get_info(info->bdev);
> +    b_info = spice_usb_backend_device_get_info(info);
>      return b_info->pid;
>  }
>  
> @@ -1536,7 +1523,7 @@ gboolean spice_usb_device_is_isochronous(const SpiceUsbDevice *info)
>  {
>      g_return_val_if_fail(info != NULL, 0);
>  
> -    return spice_usb_backend_device_isoch(info->bdev);
> +    return spice_usb_backend_device_isoch((SpiceUsbBackendDevice*) info);
>  }
>  
>  #ifdef G_OS_WIN32
> @@ -1615,21 +1602,14 @@ void _usbdk_hider_update(SpiceUsbDeviceManager *manager)
>  static SpiceUsbDevice *spice_usb_device_ref(SpiceUsbDevice *info)
>  {
>      g_return_val_if_fail(info != NULL, NULL);
> -    g_atomic_int_inc(&info->ref);
> -    return info;
> +    return spice_usb_backend_device_ref(info);
>  }
>  
>  static void spice_usb_device_unref(SpiceUsbDevice *info)
>  {
> -    gboolean ref_count_is_0;
> -
>      g_return_if_fail(info != NULL);
>  
> -    ref_count_is_0 = g_atomic_int_dec_and_test(&info->ref);
> -    if (ref_count_is_0) {
> -        spice_usb_backend_device_unref(info->bdev);
> -        g_free(info);
> -    }
> +    spice_usb_backend_device_unref(info);
>  }
>  
>  static gboolean
> @@ -1640,7 +1620,7 @@ spice_usb_manager_device_equal_bdev(SpiceUsbDeviceManager *manager,
>      if ((info == NULL) || (bdev == NULL))
>          return FALSE;
>  
> -    return info->bdev == bdev;
> +    return info == bdev;
>  }
>  
>  /*
> @@ -1652,6 +1632,6 @@ spice_usb_device_manager_device_to_bdev(SpiceUsbDeviceManager *self,
>                                          SpiceUsbDevice *info)
>  {
>      /* Simply return a ref to the cached libdev */
> -    return spice_usb_backend_device_ref(info->bdev);
> +    return spice_usb_backend_device_ref(info);

Some more cleanup can be done now, I think, but series looks
fine.

Acked-by: Victor Toso <victortoso at redhat.com>

>  }
>  #endif /* USE_USBREDIR */
> -- 
> 2.20.1
> 
> _______________________________________________
> Spice-devel mailing list
> Spice-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/spice-devel
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