To test, you need patch qemu too, I paste it here for convenience, and I it have been sent to qemu dev mailling list
>From 4f14d6216d3f05f01ffe419ff0baeebe416a3e58 Mon Sep 17 00:00:00 2001
From: Qi Zhou <atmgnd@xxxxxxxxxxx>
Date: Thu, 29 Dec 2022 20:25:06 +0800
Subject: [PATCH] fix gvtg cursor position if it is negative
It is valid if position of cursor is negative(not hotspot coordinates). for
example: precision section, resize, move, north east arrow...
Signed-off-by: Qi Zhou <atmgnd@xxxxxxxxxxx>
---
include/hw/vfio/vfio-common.h | 6 ++++--
include/ui/console.h | 4 ++--
include/ui/gtk.h | 2 +-
linux-headers/linux/vfio.h | 4 ++--
ui/console.c | 2 +-
ui/dbus-listener.c | 2 +-
ui/egl-headless.c | 2 +-
ui/gtk-egl.c | 2 +-
ui/spice-display.c | 2 +-
9 files changed, 14 insertions(+), 12 deletions(-)
diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h
index e573f5a9f1..8048816176 100644
--- a/include/hw/vfio/vfio-common.h
+++ b/include/hw/vfio/vfio-common.h
@@ -166,8 +166,10 @@ typedef struct VFIOGroup {
typedef struct VFIODMABuf {
QemuDmaBuf buf;
- uint32_t pos_x, pos_y, pos_updates;
- uint32_t hot_x, hot_y, hot_updates;
+ int32_t pos_x, pos_y;
+ uint32_t pos_updates;
+ uint32_t hot_x, hot_y;
+ uint32_t hot_updates;
int dmabuf_id;
QTAILQ_ENTRY(VFIODMABuf) next;
} VFIODMABuf;
diff --git a/include/ui/console.h b/include/ui/console.h
index e400ee9fa7..589d0fd621 100644
--- a/include/ui/console.h
+++ b/include/ui/console.h
@@ -264,7 +264,7 @@ typedef struct DisplayChangeListenerOps {
uint32_t hot_x, uint32_t hot_y);
/* optional */
void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y);
+ int32_t pos_x, int32_t pos_y);
/* optional */
void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
QemuDmaBuf *dmabuf);
@@ -362,7 +362,7 @@ void dpy_gl_scanout_dmabuf(QemuConsole *con,
void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
bool have_hot, uint32_t hot_x, uint32_t hot_y);
void dpy_gl_cursor_position(QemuConsole *con,
- uint32_t pos_x, uint32_t pos_y);
+ int32_t pos_x, int32_t pos_y);
void dpy_gl_release_dmabuf(QemuConsole *con,
QemuDmaBuf *dmabuf);
void dpy_gl_update(QemuConsole *con,
diff --git a/include/ui/gtk.h b/include/ui/gtk.h
index ae0f53740d..bb28360185 100644
--- a/include/ui/gtk.h
+++ b/include/ui/gtk.h
@@ -182,7 +182,7 @@ void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
QemuDmaBuf *dmabuf, bool have_hot,
uint32_t hot_x, uint32_t hot_y);
void gd_egl_cursor_position(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y);
+ int32_t pos_x, int32_t pos_y);
void gd_egl_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void gd_egl_scanout_flush(DisplayChangeListener *dcl,
diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index ede44b5572..646db069b8 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -720,8 +720,8 @@ struct vfio_device_gfx_plane_info {
__u32 height; /* height of plane */
__u32 stride; /* stride of plane */
__u32 size; /* size of plane in bytes, align on page*/
- __u32 x_pos; /* horizontal position of cursor plane */
- __u32 y_pos; /* vertical position of cursor plane*/
+ __s32 x_pos; /* horizontal position of cursor plane */
+ __s32 y_pos; /* vertical position of cursor plane*/
__u32 x_hot; /* horizontal position of cursor hotspot */
__u32 y_hot; /* vertical position of cursor hotspot */
union {
diff --git a/ui/console.c b/ui/console.c
index 9ff9217f9b..8dffacf07d 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -2049,7 +2049,7 @@ void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
}
void dpy_gl_cursor_position(QemuConsole *con,
- uint32_t pos_x, uint32_t pos_y)
+ int32_t pos_x, int32_t pos_y)
{
DisplayState *s = con->ds;
DisplayChangeListener *dcl;
diff --git a/ui/dbus-listener.c b/ui/dbus-listener.c
index f9fc8eda51..43c00b7a75 100644
--- a/ui/dbus-listener.c
+++ b/ui/dbus-listener.c
@@ -188,7 +188,7 @@ static void dbus_cursor_dmabuf(DisplayChangeListener *dcl,
}
static void dbus_cursor_position(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y)
+ int32_t pos_x, int32_t pos_y)
{
DBusDisplayListener *ddl = container_of(dcl, DBusDisplayListener, dcl);
diff --git a/ui/egl-headless.c b/ui/egl-headless.c
index 7a30fd9777..7a03b08d46 100644
--- a/ui/egl-headless.c
+++ b/ui/egl-headless.c
@@ -110,7 +110,7 @@ static void egl_cursor_dmabuf(DisplayChangeListener *dcl,
}
static void egl_cursor_position(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y)
+ int32_t pos_x, int32_t pos_y)
{
egl_dpy *edpy = container_of(dcl, egl_dpy, dcl);
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index e84431790c..a454402212 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -286,7 +286,7 @@ void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
}
void gd_egl_cursor_position(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y)
+ int32_t pos_x, int32_t pos_y)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
diff --git a/ui/spice-display.c b/ui/spice-display.c
index 494168e7fe..347c3917bf 100644
--- a/ui/spice-display.c
+++ b/ui/spice-display.c
@@ -1002,7 +1002,7 @@ static void qemu_spice_gl_cursor_dmabuf(DisplayChangeListener *dcl,
}
static void qemu_spice_gl_cursor_position(DisplayChangeListener *dcl,
- uint32_t pos_x, uint32_t pos_y)
+ int32_t pos_x, int32_t pos_y)
{
SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
--
2.25.1
From: qi zhou <atmgnd@xxxxxxxxxxx>
Sent: Thursday, December 29, 2022 21:17
To: matthew.auld@xxxxxxxxx <matthew.auld@xxxxxxxxx>; open list <linux-kernel@xxxxxxxxxxxxxxx>; zhi.a.wang@xxxxxxxxx <zhi.a.wang@xxxxxxxxx>; jani.nikula@xxxxxxxxxxxxxxx <jani.nikula@xxxxxxxxxxxxxxx>; joonas.lahtinen@xxxxxxxxxxxxxxx <joonas.lahtinen@xxxxxxxxxxxxxxx>; rodrigo.vivi@xxxxxxxxx <rodrigo.vivi@xxxxxxxxx>; tvrtko.ursulin@xxxxxxxxxxxxxxx <tvrtko.ursulin@xxxxxxxxxxxxxxx>; airlied@xxxxxxxxx <airlied@xxxxxxxxx>; daniel@xxxxxxxx <daniel@xxxxxxxx>; alex.williamson@xxxxxxxxxx <alex.williamson@xxxxxxxxxx>; cohuck@xxxxxxxxxx <cohuck@xxxxxxxxxx>; intel-gvt-dev@xxxxxxxxxxxxxxxxxxxxx <intel-gvt-dev@xxxxxxxxxxxxxxxxxxxxx>; intel-gfx@xxxxxxxxxxxxxxxxxxxxx <intel-gfx@xxxxxxxxxxxxxxxxxxxxx>; dri-devel@xxxxxxxxxxxxxxxxxxxxx <dri-devel@xxxxxxxxxxxxxxxxxxxxx>
Subject: [PATCH] fix gvtg cursor position if it is negative
>From 8d2a0c2c265119cb481deab825ea59c9605f3bd8 Mon Sep 17 00:00:00 2001
From: Qi Zhou <atmgnd@xxxxxxxxxxx>
Date: Thu, 29 Dec 2022 20:15:51 +0800
Subject: [PATCH] fix gvtg cursor position if it is negative
It is valid if position of cursor is negative(not hotspot coordinates). for
example: precision section, resize, move, north east arrow...
Signed-off-by: Qi Zhou <atmgnd@xxxxxxxxxxx>
---
drivers/gpu/drm/i915/gvt/dmabuf.c | 5 ++---
drivers/gpu/drm/i915/gvt/dmabuf.h | 4 ++--
include/uapi/linux/vfio.h | 4 ++--
3 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c
index 355f1c0e8664..b91122b33222 100644
--- a/drivers/gpu/drm/i915/gvt/dmabuf.c
+++ b/drivers/gpu/drm/i915/gvt/dmabuf.c
@@ -299,9 +299,8 @@ static int vgpu_get_plane_info(struct drm_device *dev,
info->stride = c.width * (c.bpp / 8);
info->drm_format = c.drm_format;
info->drm_format_mod = 0;
- info->x_pos = c.x_pos;
- info->y_pos = c.y_pos;
-
+ info->x_pos = c.x_sign ? -c.x_pos : c.x_pos;
+ info->y_pos = c.y_sign ? -c.y_pos : c.y_pos;
if (validate_hotspot(&c)) {
info->x_hot = c.x_hot;
info->y_hot = c.y_hot;
diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.h b/drivers/gpu/drm/i915/gvt/dmabuf.h
index 3dcdb6570eda..4103106d7cc2 100644
--- a/drivers/gpu/drm/i915/gvt/dmabuf.h
+++ b/drivers/gpu/drm/i915/gvt/dmabuf.h
@@ -41,8 +41,8 @@ struct intel_vgpu_fb_info {
__u32 height; /* height of plane */
__u32 stride; /* stride of plane */
__u32 size; /* size of plane in bytes, align on page */
- __u32 x_pos; /* horizontal position of cursor plane */
- __u32 y_pos; /* vertical position of cursor plane */
+ __s32 x_pos; /* horizontal position of cursor plane */
+ __s32 y_pos; /* vertical position of cursor plane */
__u32 x_hot; /* horizontal position of cursor hotspot */
__u32 y_hot; /* vertical position of cursor hotspot */
struct intel_vgpu_dmabuf_obj *obj;
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index 23105eb036fa..a9b93251ac7f 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -720,8 +720,8 @@ struct vfio_device_gfx_plane_info {
__u32 height; /* height of plane */
__u32 stride; /* stride of plane */
__u32 size; /* size of plane in bytes, align on page*/
- __u32 x_pos; /* horizontal position of cursor plane */
- __u32 y_pos; /* vertical position of cursor plane*/
+ __s32 x_pos; /* horizontal position of cursor plane */
+ __s32 y_pos; /* vertical position of cursor plane*/
__u32 x_hot; /* horizontal position of cursor hotspot */
__u32 y_hot; /* vertical position of cursor hotspot */
union {
--
2.25.1
