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Kirill Smelkov
linux
Commits
bbbed888
Commit
bbbed888
authored
May 26, 2016
by
Gerd Hoffmann
Browse files
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Plain Diff
virtio-gpu: switch to atomic cursor interfaces
Signed-off-by:
Gerd Hoffmann
<
kraxel@redhat.com
>
parent
e7cf0963
Changes
3
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Showing
3 changed files
with
109 additions
and
99 deletions
+109
-99
drivers/gpu/drm/virtio/virtgpu_display.c
drivers/gpu/drm/virtio/virtgpu_display.c
+12
-90
drivers/gpu/drm/virtio/virtgpu_drv.h
drivers/gpu/drm/virtio/virtgpu_drv.h
+1
-0
drivers/gpu/drm/virtio/virtgpu_plane.c
drivers/gpu/drm/virtio/virtgpu_plane.c
+96
-9
No files found.
drivers/gpu/drm/virtio/virtgpu_display.c
View file @
bbbed888
...
@@ -29,8 +29,8 @@
...
@@ -29,8 +29,8 @@
#include <drm/drm_crtc_helper.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_atomic_helper.h>
#define XRES_MIN
320
#define XRES_MIN
32
#define YRES_MIN
200
#define YRES_MIN
32
#define XRES_DEF 1024
#define XRES_DEF 1024
#define YRES_DEF 768
#define YRES_DEF 768
...
@@ -38,86 +38,6 @@
...
@@ -38,86 +38,6 @@
#define XRES_MAX 8192
#define XRES_MAX 8192
#define YRES_MAX 8192
#define YRES_MAX 8192
static
void
virtio_gpu_hide_cursor
(
struct
virtio_gpu_device
*
vgdev
,
struct
virtio_gpu_output
*
output
)
{
output
->
cursor
.
hdr
.
type
=
cpu_to_le32
(
VIRTIO_GPU_CMD_UPDATE_CURSOR
);
output
->
cursor
.
resource_id
=
0
;
virtio_gpu_cursor_ping
(
vgdev
,
output
);
}
static
int
virtio_gpu_crtc_cursor_set
(
struct
drm_crtc
*
crtc
,
struct
drm_file
*
file_priv
,
uint32_t
handle
,
uint32_t
width
,
uint32_t
height
,
int32_t
hot_x
,
int32_t
hot_y
)
{
struct
virtio_gpu_device
*
vgdev
=
crtc
->
dev
->
dev_private
;
struct
virtio_gpu_output
*
output
=
container_of
(
crtc
,
struct
virtio_gpu_output
,
crtc
);
struct
drm_gem_object
*
gobj
=
NULL
;
struct
virtio_gpu_object
*
qobj
=
NULL
;
struct
virtio_gpu_fence
*
fence
=
NULL
;
int
ret
=
0
;
if
(
handle
==
0
)
{
virtio_gpu_hide_cursor
(
vgdev
,
output
);
return
0
;
}
/* lookup the cursor */
gobj
=
drm_gem_object_lookup
(
file_priv
,
handle
);
if
(
gobj
==
NULL
)
return
-
ENOENT
;
qobj
=
gem_to_virtio_gpu_obj
(
gobj
);
if
(
!
qobj
->
hw_res_handle
)
{
ret
=
-
EINVAL
;
goto
out
;
}
virtio_gpu_cmd_transfer_to_host_2d
(
vgdev
,
qobj
->
hw_res_handle
,
0
,
cpu_to_le32
(
64
),
cpu_to_le32
(
64
),
0
,
0
,
&
fence
);
ret
=
virtio_gpu_object_reserve
(
qobj
,
false
);
if
(
!
ret
)
{
reservation_object_add_excl_fence
(
qobj
->
tbo
.
resv
,
&
fence
->
f
);
fence_put
(
&
fence
->
f
);
virtio_gpu_object_unreserve
(
qobj
);
virtio_gpu_object_wait
(
qobj
,
false
);
}
output
->
cursor
.
hdr
.
type
=
cpu_to_le32
(
VIRTIO_GPU_CMD_UPDATE_CURSOR
);
output
->
cursor
.
resource_id
=
cpu_to_le32
(
qobj
->
hw_res_handle
);
output
->
cursor
.
hot_x
=
cpu_to_le32
(
hot_x
);
output
->
cursor
.
hot_y
=
cpu_to_le32
(
hot_y
);
virtio_gpu_cursor_ping
(
vgdev
,
output
);
ret
=
0
;
out:
drm_gem_object_unreference_unlocked
(
gobj
);
return
ret
;
}
static
int
virtio_gpu_crtc_cursor_move
(
struct
drm_crtc
*
crtc
,
int
x
,
int
y
)
{
struct
virtio_gpu_device
*
vgdev
=
crtc
->
dev
->
dev_private
;
struct
virtio_gpu_output
*
output
=
container_of
(
crtc
,
struct
virtio_gpu_output
,
crtc
);
output
->
cursor
.
hdr
.
type
=
cpu_to_le32
(
VIRTIO_GPU_CMD_MOVE_CURSOR
);
output
->
cursor
.
pos
.
x
=
cpu_to_le32
(
x
);
output
->
cursor
.
pos
.
y
=
cpu_to_le32
(
y
);
virtio_gpu_cursor_ping
(
vgdev
,
output
);
return
0
;
}
static
int
virtio_gpu_page_flip
(
struct
drm_crtc
*
crtc
,
static
int
virtio_gpu_page_flip
(
struct
drm_crtc
*
crtc
,
struct
drm_framebuffer
*
fb
,
struct
drm_framebuffer
*
fb
,
struct
drm_pending_vblank_event
*
event
,
struct
drm_pending_vblank_event
*
event
,
...
@@ -164,8 +84,6 @@ static int virtio_gpu_page_flip(struct drm_crtc *crtc,
...
@@ -164,8 +84,6 @@ static int virtio_gpu_page_flip(struct drm_crtc *crtc,
}
}
static
const
struct
drm_crtc_funcs
virtio_gpu_crtc_funcs
=
{
static
const
struct
drm_crtc_funcs
virtio_gpu_crtc_funcs
=
{
.
cursor_set2
=
virtio_gpu_crtc_cursor_set
,
.
cursor_move
=
virtio_gpu_crtc_cursor_move
,
.
set_config
=
drm_atomic_helper_set_config
,
.
set_config
=
drm_atomic_helper_set_config
,
.
destroy
=
drm_crtc_cleanup
,
.
destroy
=
drm_crtc_cleanup
,
...
@@ -406,7 +324,7 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
...
@@ -406,7 +324,7 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
struct
drm_connector
*
connector
=
&
output
->
conn
;
struct
drm_connector
*
connector
=
&
output
->
conn
;
struct
drm_encoder
*
encoder
=
&
output
->
enc
;
struct
drm_encoder
*
encoder
=
&
output
->
enc
;
struct
drm_crtc
*
crtc
=
&
output
->
crtc
;
struct
drm_crtc
*
crtc
=
&
output
->
crtc
;
struct
drm_plane
*
p
lane
;
struct
drm_plane
*
p
rimary
,
*
cursor
;
output
->
index
=
index
;
output
->
index
=
index
;
if
(
index
==
0
)
{
if
(
index
==
0
)
{
...
@@ -415,13 +333,17 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
...
@@ -415,13 +333,17 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
output
->
info
.
r
.
height
=
cpu_to_le32
(
YRES_DEF
);
output
->
info
.
r
.
height
=
cpu_to_le32
(
YRES_DEF
);
}
}
plane
=
virtio_gpu_plane_init
(
vgdev
,
index
);
primary
=
virtio_gpu_plane_init
(
vgdev
,
DRM_PLANE_TYPE_PRIMARY
,
index
);
if
(
IS_ERR
(
plane
))
if
(
IS_ERR
(
primary
))
return
PTR_ERR
(
plane
);
return
PTR_ERR
(
primary
);
drm_crtc_init_with_planes
(
dev
,
crtc
,
plane
,
NULL
,
cursor
=
virtio_gpu_plane_init
(
vgdev
,
DRM_PLANE_TYPE_CURSOR
,
index
);
if
(
IS_ERR
(
cursor
))
return
PTR_ERR
(
cursor
);
drm_crtc_init_with_planes
(
dev
,
crtc
,
primary
,
cursor
,
&
virtio_gpu_crtc_funcs
,
NULL
);
&
virtio_gpu_crtc_funcs
,
NULL
);
drm_crtc_helper_add
(
crtc
,
&
virtio_gpu_crtc_helper_funcs
);
drm_crtc_helper_add
(
crtc
,
&
virtio_gpu_crtc_helper_funcs
);
plane
->
crtc
=
crtc
;
primary
->
crtc
=
crtc
;
cursor
->
crtc
=
crtc
;
drm_connector_init
(
dev
,
connector
,
&
virtio_gpu_connector_funcs
,
drm_connector_init
(
dev
,
connector
,
&
virtio_gpu_connector_funcs
,
DRM_MODE_CONNECTOR_VIRTUAL
);
DRM_MODE_CONNECTOR_VIRTUAL
);
...
...
drivers/gpu/drm/virtio/virtgpu_drv.h
View file @
bbbed888
...
@@ -336,6 +336,7 @@ void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev);
...
@@ -336,6 +336,7 @@ void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev);
/* virtio_gpu_plane.c */
/* virtio_gpu_plane.c */
struct
drm_plane
*
virtio_gpu_plane_init
(
struct
virtio_gpu_device
*
vgdev
,
struct
drm_plane
*
virtio_gpu_plane_init
(
struct
virtio_gpu_device
*
vgdev
,
enum
drm_plane_type
type
,
int
index
);
int
index
);
/* virtio_gpu_ttm.c */
/* virtio_gpu_ttm.c */
...
...
drivers/gpu/drm/virtio/virtgpu_plane.c
View file @
bbbed888
...
@@ -38,6 +38,10 @@ static const uint32_t virtio_gpu_formats[] = {
...
@@ -38,6 +38,10 @@ static const uint32_t virtio_gpu_formats[] = {
DRM_FORMAT_ABGR8888
,
DRM_FORMAT_ABGR8888
,
};
};
static
const
uint32_t
virtio_gpu_cursor_formats
[]
=
{
DRM_FORMAT_ARGB8888
,
};
static
void
virtio_gpu_plane_destroy
(
struct
drm_plane
*
plane
)
static
void
virtio_gpu_plane_destroy
(
struct
drm_plane
*
plane
)
{
{
kfree
(
plane
);
kfree
(
plane
);
...
@@ -58,7 +62,7 @@ static int virtio_gpu_plane_atomic_check(struct drm_plane *plane,
...
@@ -58,7 +62,7 @@ static int virtio_gpu_plane_atomic_check(struct drm_plane *plane,
return
0
;
return
0
;
}
}
static
void
virtio_gpu_p
lane_atomic
_update
(
struct
drm_plane
*
plane
,
static
void
virtio_gpu_p
rimary_plane
_update
(
struct
drm_plane
*
plane
,
struct
drm_plane_state
*
old_state
)
struct
drm_plane_state
*
old_state
)
{
{
struct
drm_device
*
dev
=
plane
->
dev
;
struct
drm_device
*
dev
=
plane
->
dev
;
...
@@ -104,32 +108,115 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane,
...
@@ -104,32 +108,115 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane,
plane
->
state
->
crtc_h
);
plane
->
state
->
crtc_h
);
}
}
static
void
virtio_gpu_cursor_plane_update
(
struct
drm_plane
*
plane
,
struct
drm_plane_state
*
old_state
)
{
struct
drm_device
*
dev
=
plane
->
dev
;
struct
virtio_gpu_device
*
vgdev
=
dev
->
dev_private
;
struct
virtio_gpu_output
*
output
=
NULL
;
struct
virtio_gpu_framebuffer
*
vgfb
;
struct
virtio_gpu_fence
*
fence
=
NULL
;
struct
virtio_gpu_object
*
bo
=
NULL
;
uint32_t
handle
;
int
ret
=
0
;
if
(
plane
->
state
->
crtc
)
output
=
drm_crtc_to_virtio_gpu_output
(
plane
->
state
->
crtc
);
if
(
old_state
->
crtc
)
output
=
drm_crtc_to_virtio_gpu_output
(
old_state
->
crtc
);
WARN_ON
(
!
output
);
if
(
plane
->
state
->
fb
)
{
vgfb
=
to_virtio_gpu_framebuffer
(
plane
->
state
->
fb
);
bo
=
gem_to_virtio_gpu_obj
(
vgfb
->
obj
);
handle
=
bo
->
hw_res_handle
;
}
else
{
handle
=
0
;
}
if
(
bo
&&
bo
->
dumb
&&
(
plane
->
state
->
fb
!=
old_state
->
fb
))
{
/* new cursor -- update & wait */
virtio_gpu_cmd_transfer_to_host_2d
(
vgdev
,
handle
,
0
,
cpu_to_le32
(
plane
->
state
->
crtc_w
),
cpu_to_le32
(
plane
->
state
->
crtc_h
),
0
,
0
,
&
fence
);
ret
=
virtio_gpu_object_reserve
(
bo
,
false
);
if
(
!
ret
)
{
reservation_object_add_excl_fence
(
bo
->
tbo
.
resv
,
&
fence
->
f
);
fence_put
(
&
fence
->
f
);
fence
=
NULL
;
virtio_gpu_object_unreserve
(
bo
);
virtio_gpu_object_wait
(
bo
,
false
);
}
}
if
(
plane
->
state
->
fb
!=
old_state
->
fb
)
{
DRM_DEBUG
(
"update, handle %d, +%d+%d
\n
"
,
handle
,
plane
->
state
->
crtc_x
,
plane
->
state
->
crtc_y
);
output
->
cursor
.
hdr
.
type
=
cpu_to_le32
(
VIRTIO_GPU_CMD_UPDATE_CURSOR
);
output
->
cursor
.
resource_id
=
cpu_to_le32
(
handle
);
#if 0
/* TODO */
output->cursor.hot_x = cpu_to_le32(hot_x);
output->cursor.hot_y = cpu_to_le32(hot_y);
#endif
}
else
{
DRM_DEBUG
(
"move +%d+%d
\n
"
,
plane
->
state
->
crtc_x
,
plane
->
state
->
crtc_y
);
output
->
cursor
.
hdr
.
type
=
cpu_to_le32
(
VIRTIO_GPU_CMD_MOVE_CURSOR
);
}
output
->
cursor
.
pos
.
x
=
cpu_to_le32
(
plane
->
state
->
crtc_x
);
output
->
cursor
.
pos
.
y
=
cpu_to_le32
(
plane
->
state
->
crtc_y
);
virtio_gpu_cursor_ping
(
vgdev
,
output
);
}
static
const
struct
drm_plane_helper_funcs
virtio_gpu_primary_helper_funcs
=
{
.
atomic_check
=
virtio_gpu_plane_atomic_check
,
.
atomic_update
=
virtio_gpu_primary_plane_update
,
};
static
const
struct
drm_plane_helper_funcs
virtio_gpu_
plane
_helper_funcs
=
{
static
const
struct
drm_plane_helper_funcs
virtio_gpu_
cursor
_helper_funcs
=
{
.
atomic_check
=
virtio_gpu_plane_atomic_check
,
.
atomic_check
=
virtio_gpu_plane_atomic_check
,
.
atomic_update
=
virtio_gpu_
plane_atomic
_update
,
.
atomic_update
=
virtio_gpu_
cursor_plane
_update
,
};
};
struct
drm_plane
*
virtio_gpu_plane_init
(
struct
virtio_gpu_device
*
vgdev
,
struct
drm_plane
*
virtio_gpu_plane_init
(
struct
virtio_gpu_device
*
vgdev
,
enum
drm_plane_type
type
,
int
index
)
int
index
)
{
{
struct
drm_device
*
dev
=
vgdev
->
ddev
;
struct
drm_device
*
dev
=
vgdev
->
ddev
;
const
struct
drm_plane_helper_funcs
*
funcs
;
struct
drm_plane
*
plane
;
struct
drm_plane
*
plane
;
int
ret
;
const
uint32_t
*
formats
;
int
ret
,
nformats
;
plane
=
kzalloc
(
sizeof
(
*
plane
),
GFP_KERNEL
);
plane
=
kzalloc
(
sizeof
(
*
plane
),
GFP_KERNEL
);
if
(
!
plane
)
if
(
!
plane
)
return
ERR_PTR
(
-
ENOMEM
);
return
ERR_PTR
(
-
ENOMEM
);
if
(
type
==
DRM_PLANE_TYPE_CURSOR
)
{
formats
=
virtio_gpu_cursor_formats
;
nformats
=
ARRAY_SIZE
(
virtio_gpu_cursor_formats
);
funcs
=
&
virtio_gpu_cursor_helper_funcs
;
}
else
{
formats
=
virtio_gpu_formats
;
nformats
=
ARRAY_SIZE
(
virtio_gpu_formats
);
funcs
=
&
virtio_gpu_primary_helper_funcs
;
}
ret
=
drm_universal_plane_init
(
dev
,
plane
,
1
<<
index
,
ret
=
drm_universal_plane_init
(
dev
,
plane
,
1
<<
index
,
&
virtio_gpu_plane_funcs
,
&
virtio_gpu_plane_funcs
,
virtio_gpu_formats
,
formats
,
nformats
,
ARRAY_SIZE
(
virtio_gpu_formats
),
type
,
NULL
);
DRM_PLANE_TYPE_PRIMARY
,
NULL
);
if
(
ret
)
if
(
ret
)
goto
err_plane_init
;
goto
err_plane_init
;
drm_plane_helper_add
(
plane
,
&
virtio_gpu_plane_helper_
funcs
);
drm_plane_helper_add
(
plane
,
funcs
);
return
plane
;
return
plane
;
err_plane_init:
err_plane_init:
...
...
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