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ui/console: get the DisplayState from new_console()
There is no obvious reason to defer text console initialization. We can
simply take the global display state in new_console().

This simplify somewhat the code to allow moving the VC to a separate unit.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20230830093843.3531473-10-marcandre.lureau@redhat.com>
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elmarco committed Sep 4, 2023
1 parent cbcf0fa commit 2fd319c
Showing 1 changed file with 8 additions and 19 deletions.
27 changes: 8 additions & 19 deletions ui/console.c
Expand Up @@ -143,7 +143,7 @@ static QTAILQ_HEAD(, QemuConsole) consoles =
static bool cursor_visible_phase;
static QEMUTimer *cursor_timer;

static void text_console_do_init(Chardev *chr, DisplayState *ds);
static void text_console_do_init(Chardev *chr);
static void dpy_refresh(DisplayState *s);
static DisplayState *get_alloc_displaystate(void);
static void text_console_update_cursor_timer(void);
Expand Down Expand Up @@ -1249,9 +1249,9 @@ static void text_console_update(void *opaque, console_ch_t *chardata)
}
}

static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
uint32_t head)
static QemuConsole *new_console(console_type_t console_type, uint32_t head)
{
DisplayState *ds = get_alloc_displaystate();
Object *obj;
QemuConsole *s;
int i;
Expand Down Expand Up @@ -2049,13 +2049,7 @@ DisplayState *init_displaystate(void)
gchar *name;
QemuConsole *con;

get_alloc_displaystate();
QTAILQ_FOREACH(con, &consoles, next) {
if (con->console_type != GRAPHIC_CONSOLE &&
con->ds == NULL) {
text_console_do_init(con->chr, display_state);
}

/* Hook up into the qom tree here (not in new_console()), once
* all QemuConsoles are created and the order / numbering
* doesn't change any more */
Expand Down Expand Up @@ -2085,18 +2079,16 @@ QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
int width = 640;
int height = 480;
QemuConsole *s;
DisplayState *ds;
DisplaySurface *surface;

ds = get_alloc_displaystate();
s = qemu_console_lookup_unused();
if (s) {
trace_console_gfx_reuse(s->index);
width = qemu_console_get_width(s, 0);
height = qemu_console_get_height(s, 0);
} else {
trace_console_gfx_new();
s = new_console(ds, GRAPHIC_CONSOLE, head);
s = new_console(GRAPHIC_CONSOLE, head);
s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
dpy_set_ui_info_timer, s);
}
Expand Down Expand Up @@ -2405,15 +2397,14 @@ static const GraphicHwOps text_console_ops = {
.text_update = text_console_update,
};

static void text_console_do_init(Chardev *chr, DisplayState *ds)
static void text_console_do_init(Chardev *chr)
{
VCChardev *drv = VC_CHARDEV(chr);
QemuConsole *s = drv->console;
int g_width = 80 * FONT_WIDTH;
int g_height = 24 * FONT_HEIGHT;

fifo8_create(&s->out_fifo, 16);
s->ds = ds;

s->y_displayed = 0;
s->y_base = 0;
Expand Down Expand Up @@ -2482,9 +2473,9 @@ static void vc_chr_open(Chardev *chr,

trace_console_txt_new(width, height);
if (width == 0 || height == 0) {
s = new_console(NULL, TEXT_CONSOLE, 0);
s = new_console(TEXT_CONSOLE, 0);
} else {
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
s = new_console(TEXT_CONSOLE_FIXED_SIZE, 0);
s->scanout.kind = SCANOUT_SURFACE;
s->surface = qemu_create_displaysurface(width, height);
}
Expand All @@ -2497,9 +2488,7 @@ static void vc_chr_open(Chardev *chr,
s->chr = chr;
drv->console = s;

if (display_state) {
text_console_do_init(chr, display_state);
}
text_console_do_init(chr);

/* console/chardev init sometimes completes elsewhere in a 2nd
* stage, so defer OPENED events until they are fully initialized
Expand Down

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