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Re: [Qemu-devel] [PATCH] Make usb-bt-dongle configurable
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH] Make usb-bt-dongle configurable |
Date: |
Mon, 19 Aug 2013 14:55:09 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 |
Il 19/08/2013 12:48, Miroslav Rezanina ha scritto:
> usb-bt-dongle device can't be disabled as there's dependency in vl.c file.
> This patch add preprocesor condition to be able to disable it.
>
> Signed-off-by: Miroslav Rezanina <address@hidden>
> ---
> hw/usb/Makefile.objs | 1 -
> vl.c | 18 ++++++++++++++----
> 2 files changed, 14 insertions(+), 5 deletions(-)
>
> diff --git a/hw/usb/Makefile.objs b/hw/usb/Makefile.objs
> index f9695e7..8892ffd 100644
> --- a/hw/usb/Makefile.objs
> +++ b/hw/usb/Makefile.objs
> @@ -20,7 +20,6 @@ common-obj-$(CONFIG_USB_SERIAL) += dev-serial.o
> common-obj-$(CONFIG_USB_NETWORK) += dev-network.o
>
> # FIXME: make configurable too
> -CONFIG_USB_BLUETOOTH := y
> common-obj-$(CONFIG_USB_BLUETOOTH) += dev-bluetooth.o
>
> ifeq ($(CONFIG_USB_SMARTCARD),y)
> diff --git a/vl.c b/vl.c
> index f422a1c..4330b6d 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -1526,8 +1526,10 @@ static void configure_msg(QemuOpts *opts)
>
> static int usb_device_add(const char *devname)
> {
> - const char *p;
> USBDevice *dev = NULL;
> +#if defined(CONFIG_USB_BLUETOOTH) || !defined(CONFIG_LINUX)
> + const char *p;
> +#endif
>
> if (!usb_enabled(false)) {
> return -1;
> @@ -1543,15 +1545,23 @@ static int usb_device_add(const char *devname)
> /* only the linux version is qdev-ified, usb-bsd still needs this */
> if (strstart(devname, "host:", &p)) {
> dev = usb_host_device_open(usb_bus_find(-1), p);
> - } else
> + goto devtest;
> + }
No need for the goto, since the following "if"s will fail...
> #endif
> +#ifdef CONFIG_USB_BLUETOOTH
> if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
> dev = usb_bt_init(usb_bus_find(-1),
> devname[2] ? hci_init(p)
> : bt_new_hci(qemu_find_bt_vlan(0)));
> - } else {
> - return -1;
> + goto devtest;
... same here...
> }
> +#endif
> +
> + return -1;
... and no need for this return either: if you get here, dev will be
NULL and the "if" just below will fail.
Paolo
> +#if defined(CONFIG_USB_BLUETOOTH) || !defined(CONFIG_LINUX)
> +devtest:
> +#endif
> if (!dev)
> return -1;
>
>
Re: [Qemu-devel] [PATCH] Make usb-bt-dongle configurable,
Paolo Bonzini <=