On Tue, Jan 31, 2017 at 08:25:14PM -0500, Robert Foss wrote:
Add support dor the IN_FENCE_FD property to enable setting in fences for atomic
commits.
trivial... s/dor/for/
Signed-off-by: Robert Foss <robert.foss@xxxxxxxxxxxxx>
---
lib/igt_kms.c | 25 +++++++++++++++++++++++++
lib/igt_kms.h | 5 +++++
2 files changed, 30 insertions(+)
diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 142658a6..9b60d74a 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -168,6 +168,7 @@ const char *igt_plane_prop_names[IGT_NUM_PLANE_PROPS] = {
"CRTC_H",
"FB_ID",
"CRTC_ID",
+ "IN_FENCE_FD",
"type",
"rotation"
};
@@ -1667,6 +1668,7 @@ void igt_display_init(igt_display_t *display, int drm_fd)
plane->type = type;
plane->pipe = pipe;
plane->drm_plane = drm_plane;
+ plane->fence_fd = -1;
if (is_atomic == 0) {
display->is_atomic = 1;
@@ -1994,6 +1996,11 @@ igt_atomic_prepare_plane_commit(igt_plane_t *plane, igt_pipe_t *pipe,
plane->index,
fb_id);
+ if (plane->fence_fd >= 0) {
+ uint64_t fence_fd = (int64_t) plane->fence_fd;
+ igt_atomic_populate_plane_req(req, plane, IGT_PLANE_IN_FENCE_FD, fence_fd);
+ }
+
if (plane->fb_changed) {
igt_atomic_populate_plane_req(req, plane, IGT_PLANE_CRTC_ID, fb_id ? crtc_id : 0);
igt_atomic_populate_plane_req(req, plane, IGT_PLANE_FB_ID, fb_id);
@@ -2815,6 +2822,24 @@ void igt_plane_set_fb(igt_plane_t *plane, struct igt_fb *fb)
plane->size_changed = true;
}
+/**
+ * igt_plane_set_fence_fd:
+ * @plane: plane
+ * @fence_fd: fence fd, disable fence_fd by setting it to -1
+ *
+ * This function sets a fence fd to enable a commit to wait for some event to
+ * occur before completing.
+ */
+void igt_plane_set_fence_fd(igt_plane_t *plane, int fence_fd)
+{
+ close(plane->fence_fd);
+
+ if (fcntl(fence_fd, F_GETFD) != -1)
+ plane->fence_fd = dup(fence_fd);
+ else
+ plane->fence_fd = -1;
+}
+
void igt_plane_set_position(igt_plane_t *plane, int x, int y)
{
igt_pipe_t *pipe = plane->pipe;
diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index 00e0dc68..8acad8ef 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -248,6 +248,7 @@ enum igt_atomic_plane_properties {
IGT_PLANE_FB_ID,
IGT_PLANE_CRTC_ID,
+ IGT_PLANE_IN_FENCE_FD,
IGT_PLANE_TYPE,
IGT_PLANE_ROTATION,
IGT_NUM_PLANE_PROPS
@@ -306,6 +307,9 @@ typedef struct {
uint32_t src_h;
igt_rotation_t rotation;
+
+ /* in fence fd */
+ int fence_fd;
uint32_t atomic_props_plane[IGT_NUM_PLANE_PROPS];
} igt_plane_t;
@@ -396,6 +400,7 @@ void igt_pipe_set_ctm_matrix(igt_pipe_t *pipe, void *ptr, size_t length);
void igt_pipe_set_gamma_lut(igt_pipe_t *pipe, void *ptr, size_t length);
void igt_plane_set_fb(igt_plane_t *plane, struct igt_fb *fb);
+void igt_plane_set_fence_fd(igt_plane_t *plane, int fence_fd);
void igt_plane_set_position(igt_plane_t *plane, int x, int y);
void igt_plane_set_size(igt_plane_t *plane, int w, int h);
void igt_plane_set_rotation(igt_plane_t *plane, igt_rotation_t rotation);
--
2.11.0.453.g787f75f05
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