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-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c14
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.h8
2 files changed, 19 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index e8fb89798eb5..41062b4fb6ae 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6986,8 +6986,12 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
intel_dbuf_mbus_pre_ddb_update(state);
while (update_pipes) {
- for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
- new_crtc_state, i) {
+ /*
+ * Commit in reverse order to make bigjoiner master
+ * send the uapi events after slaves are done.
+ */
+ for_each_oldnew_intel_crtc_in_state_reverse(state, crtc, old_crtc_state,
+ new_crtc_state, i) {
enum pipe pipe = crtc->pipe;
if ((update_pipes & BIT(pipe)) == 0)
@@ -7066,7 +7070,11 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
intel_pre_update_crtc(state, crtc);
}
- for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) {
+ /*
+ * Commit in reverse order to make bigjoiner master
+ * send the uapi events after slaves are done.
+ */
+ for_each_new_intel_crtc_in_state_reverse(state, crtc, new_crtc_state, i) {
enum pipe pipe = crtc->pipe;
if ((update_pipes & BIT(pipe)) == 0)
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index 986ec77490de..423074d6947a 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -344,6 +344,14 @@ enum phy_fia {
(__i)++) \
for_each_if(crtc)
+#define for_each_new_intel_crtc_in_state_reverse(__state, crtc, new_crtc_state, __i) \
+ for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \
+ (__i) >= 0 && \
+ ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \
+ (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \
+ (__i)--) \
+ for_each_if(crtc)
+
#define for_each_oldnew_intel_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \
for ((__i) = 0; \
(__i) < (__state)->base.dev->mode_config.num_total_plane && \