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igt_kms: Add support for setting plane rotation

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Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
This commit is contained in:
Damien Lespiau
2014-07-08 16:02:05 +01:00
parent b2eb48576f
commit 068efd8d9f
2 changed files with 65 additions and 0 deletions
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lib/igt_kms.c
+54
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@@ -641,6 +641,16 @@ get_plane_property(igt_display_t *display, uint32_t plane_id, const char *name,
name, prop_id, value);
}
static void
igt_plane_set_property(igt_plane_t *plane, uint32_t prop_id, uint64_t value)
{
igt_pipe_t *pipe = plane->pipe;
igt_display_t *display = pipe->display;
drmModeObjectSetProperty(display->drm_fd, plane->drm_plane->plane_id,
DRM_MODE_OBJECT_PLANE, prop_id, value);
}
/*
* Walk a plane's property list to determine its type. If we don't
* find a type property, then the kernel doesn't support universal
@@ -986,6 +996,10 @@ static int igt_drm_plane_commit(igt_plane_t *plane,
igt_assert(plane->drm_plane);
/* it's an error to try an unsupported feature */
igt_assert(igt_plane_supports_rotation(plane) ||
!plane->rotation_changed);
fb_id = igt_plane_get_fb_id(plane);
crtc_id = output->config.crtc->crtc_id;
@@ -1035,6 +1049,14 @@ static int igt_drm_plane_commit(igt_plane_t *plane,
plane->fb_changed = false;
plane->position_changed = false;
if (plane->rotation_changed) {
igt_plane_set_property(plane, plane->rotation_property,
plane->rotation);
plane->rotation_changed = false;
}
return 0;
}
@@ -1117,6 +1139,9 @@ static int igt_primary_plane_commit_legacy(igt_plane_t *primary,
/* Primary planes can't be windowed when using a legacy commit */
igt_assert((primary->crtc_x == 0 && primary->crtc_y == 0));
/* nor rotated */
igt_assert(!primary->rotation_changed);
if (!primary->fb_changed && !primary->position_changed &&
!primary->panning_changed)
return 0;
@@ -1408,6 +1433,35 @@ void igt_plane_set_panning(igt_plane_t *plane, int x, int y)
plane->panning_changed = true;
}
static const char *rotation_name(igt_rotation_t rotation)
{
switch (rotation) {
case IGT_ROTATION_0:
return "0°";
case IGT_ROTATION_90:
return "90°";
case IGT_ROTATION_180:
return "180°";
case IGT_ROTATION_270:
return "270°";
default:
igt_assert(0);
}
}
void igt_plane_set_rotation(igt_plane_t *plane, igt_rotation_t rotation)
{
igt_pipe_t *pipe = plane->pipe;
igt_display_t *display = pipe->display;
LOG(display, "%c.%d: plane_set_rotation(%s)\n", pipe_name(pipe->pipe),
plane->index, rotation_name(rotation));
plane->rotation = rotation;
plane->rotation_changed = true;
}
void igt_wait_for_vblank(int drm_fd, enum pipe pipe)
{
drmVBlank wait_vbl;