this moves the int pipe[2] and pthread_t main data from the
PCIQXLDevice struct to the SimpleSpiceDisplay. This will let us
reuse it in the next patch for both -spice with no -qxl usage and
for vga mode from qxl.
---
hw/qxl.c | 32 ++++++++++++++++++++------------
hw/qxl.h | 4 ----
ui/spice-display.c | 1 +
ui/spice-display.h | 10 ++++++++++
4 files changed, 31 insertions(+), 16 deletions(-)
diff --git a/hw/qxl.c b/hw/qxl.c
index fe4212b..d1d3c9c 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -1062,7 +1062,7 @@ static void pipe_read(void *opaque)
int len;
do {
- len = read(d->pipe[0], &dummy, sizeof(dummy));
+ len = read(d->ssd.pipe[0], &dummy, sizeof(dummy));
} while (len == sizeof(dummy));
qxl_set_irq(d);
}
@@ -1078,31 +1078,39 @@ static void qxl_send_events(PCIQXLDevice *d, uint32_t
events)
if ((old_pending & le_events) == le_events) {
return;
}
- if (pthread_self() == d->main) {
+ if (pthread_self() == d->ssd.main) {
+ /* running in io_thread thread */
qxl_set_irq(d);
} else {
- if (write(d->pipe[1], d, 1) != 1) {
+ if (write(d->ssd.pipe[1], d, 1) != 1) {
dprint(d, 1, "%s: write to pipe failed\n", __FUNCTION__);
}
}
}
-static void init_pipe_signaling(PCIQXLDevice *d)
+void qxl_create_vcpu_to_iothread_pipe(SimpleSpiceDisplay *ssd)
{
- if (pipe(d->pipe) < 0) {
- dprint(d, 1, "%s: pipe creation failed\n", __FUNCTION__);
+ if (pipe(ssd->pipe) < 0) {
+ fprintf(stderr, "%s: pipe creation failed\n", __FUNCTION__);
return;
}
+
#ifdef CONFIG_IOTHREAD
- fcntl(d->pipe[0], F_SETFL, O_NONBLOCK);
+ fcntl(ssd->pipe[0], F_SETFL, O_NONBLOCK);
#else
- fcntl(d->pipe[0], F_SETFL, O_NONBLOCK /* | O_ASYNC */);
+ fcntl(ssd->pipe[0], F_SETFL, O_NONBLOCK /* | O_ASYNC */);
#endif
- fcntl(d->pipe[1], F_SETFL, O_NONBLOCK);
- fcntl(d->pipe[0], F_SETOWN, getpid());
+ fcntl(ssd->pipe[1], F_SETFL, O_NONBLOCK);
- d->main = pthread_self();
- qemu_set_fd_handler(d->pipe[0], pipe_read, NULL, d);
+ fcntl(ssd->pipe[0], F_SETOWN, getpid());
+
+ qemu_set_fd_handler(ssd->pipe[0], pipe_read, NULL, ssd);
+ ssd->main = pthread_self();
+}
+
+static void init_pipe_signaling(PCIQXLDevice *d)
+{
+ qxl_create_vcpu_to_iothread_pipe(&d->ssd);
}
/* graphics console */
diff --git a/hw/qxl.h b/hw/qxl.h
index f6c450d..701245f 100644
--- a/hw/qxl.h
+++ b/hw/qxl.h
@@ -55,10 +55,6 @@ typedef struct PCIQXLDevice {
} guest_surfaces;
QXLPHYSICAL guest_cursor;
- /* thread signaling */
- pthread_t main;
- int pipe[2];
-
/* ram pci bar */
QXLRam *ram;
VGACommonState vga;
diff --git a/ui/spice-display.c b/ui/spice-display.c
index 020b423..e0ac616 100644
--- a/ui/spice-display.c
+++ b/ui/spice-display.c
@@ -406,6 +406,7 @@ void qemu_spice_display_init(DisplayState *ds)
qemu_spice_add_interface(&sdpy.qxl.base);
assert(sdpy.worker);
+ qxl_create_vcpu_to_iothread_pipe(&sdpy);
qemu_add_vm_change_state_handler(qemu_spice_vm_change_state_handler,
&sdpy);
qemu_spice_create_host_memslot(&sdpy);
qemu_spice_create_host_primary(&sdpy);
diff --git a/ui/spice-display.h b/ui/spice-display.h
index aef0464..a708d59 100644
--- a/ui/spice-display.h
+++ b/ui/spice-display.h
@@ -43,6 +43,11 @@ typedef struct SimpleSpiceDisplay {
QXLRect dirty;
int notify;
int running;
+
+ /* thread signaling - used both in qxl (in vga mode
+ * and in native mode) and without qxl */
+ pthread_t main;
+ int pipe[2]; /* to iothread */
} SimpleSpiceDisplay;
typedef struct SimpleSpiceUpdate {
@@ -66,3 +71,8 @@ void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
int x, int y, int w, int h);
void qemu_spice_display_resize(SimpleSpiceDisplay *ssd);
void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd);
+/* shared with qxl.c in vga mode and ui/spice-display (no qxl mode) */
+int qxl_vga_mode_get_command(
+ SimpleSpiceDisplay *ssd, struct QXLCommandExt *ext);
+/* used by both qxl and spice-display */
+void qxl_create_vcpu_to_iothread_pipe(SimpleSpiceDisplay *ssd);
--
1.7.4.1
